/* ==========================================================================
   SECRET LAB — Design System CSS
   Dark, techy, premium. Underground hacker lab meets polished SaaS.
   Author: Rafli
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. GOOGLE FONTS IMPORT
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;700&display=swap');

/* --------------------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --color-bg:              #08080f;
  --color-surface:         #0f0f1a;
  --color-surface-2:       #16162a;
  --color-border:          rgba(139, 92, 246, 0.15);
  --color-border-hover:    rgba(139, 92, 246, 0.4);
  --color-primary:         #8b5cf6;
  --color-primary-dark:    #7c3aed;
  --color-primary-glow:    rgba(139, 92, 246, 0.3);
  --color-secondary:       #06b6d4;
  --color-secondary-glow:  rgba(6, 182, 212, 0.25);
  --color-accent:          #f59e0b;
  --color-danger:          #ef4444;
  --color-danger-glow:     rgba(239, 68, 68, 0.3);
  --color-success:         #22c55e;
  --color-success-glow:    rgba(34, 197, 94, 0.25);
  --color-warning:         #f59e0b;
  --color-warning-glow:    rgba(245, 158, 11, 0.25);
  --color-text:            #f1f5f9;
  --color-text-muted:      #94a3b8;
  --color-text-dim:        #64748b;
  --color-code-bg:         #1e1e2e;

  /* Typography */
  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:  'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;

  /* Font Sizes (fluid) */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Border Radius */
  --radius-sm:   0.25rem;
  --radius-md:   0.5rem;
  --radius-lg:   0.75rem;
  --radius-xl:   1rem;
  --radius-2xl:  1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:      0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md:      0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-lg:      0 8px 32px rgba(0, 0, 0, 0.6);
  --shadow-primary: 0 0 20px var(--color-primary-glow), 0 4px 16px rgba(0,0,0,0.4);
  --shadow-secondary: 0 0 20px var(--color-secondary-glow), 0 4px 16px rgba(0,0,0,0.4);

  /* Transitions */
  --transition-fast:   all 0.15s ease;
  --transition-base:   all 0.2s ease;
  --transition-slow:   all 0.35s ease;

  /* Layout */
  --container-max:        1200px;
  --container-narrow-max: 800px;
  --container-wide-max:   1400px;
  --navbar-height:        70px;
  --sidebar-width:        260px;
}

/* --------------------------------------------------------------------------
   2. RESET & BASE
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img,
video {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  background: none;
}

input,
textarea,
select {
  font-family: var(--font-sans);
  font-size: var(--text-base);
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 600;
  color: var(--color-text);
}

/* Selection */
::selection {
  background-color: var(--color-primary);
  color: #ffffff;
}

/* Focus visible */
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Remove focus outline for mouse users */
:focus:not(:focus-visible) {
  outline: none;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--color-primary-dark);
  border-radius: var(--radius-full);
  border: 2px solid var(--color-bg);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* --------------------------------------------------------------------------
   3. ACCESSIBILITY — SKIP LINK & SR UTILITIES
   -------------------------------------------------------------------------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--color-primary);
  color: #ffffff;
  padding: 0.5rem 1rem;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  font-weight: 600;
  font-size: var(--text-sm);
  z-index: 9999;
  transition: top 0.2s ease;
  text-decoration: none;
}

.skip-link:focus {
  top: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.aria-live-region {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Keyboard navigation indicator */
body.using-keyboard *:focus {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   4. LAYOUT — CONTAINERS & GRID
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--narrow {
  max-width: var(--container-narrow-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--wide {
  width: 100%;
  max-width: var(--container-wide-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

/* Grid Utilities */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

/* Flex Utilities */
.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

/* --------------------------------------------------------------------------
   5. ANIMATIONS / KEYFRAMES
   -------------------------------------------------------------------------- */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideOutRight {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(110%);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  33% {
    transform: translateY(-20px) rotate(3deg);
  }
  66% {
    transform: translateY(-10px) rotate(-3deg);
  }
}

@keyframes floatAlt {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-30px) rotate(-5deg);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% center;
  }
  100% {
    background-position: 200% center;
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 10px var(--color-primary-glow);
  }
  50% {
    box-shadow: 0 0 30px var(--color-primary-glow), 0 0 60px var(--color-primary-glow);
  }
}

@keyframes bounce {
  0%, 100% {
    transform: scale(1);
  }
  25% {
    transform: scale(1.3);
  }
  50% {
    transform: scale(0.9);
  }
  75% {
    transform: scale(1.15);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

@keyframes orbFloat1 {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(30px, -40px) scale(1.05);
  }
  66% {
    transform: translate(-20px, -20px) scale(0.95);
  }
}

@keyframes orbFloat2 {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(-40px, 30px) scale(0.95);
  }
  66% {
    transform: translate(20px, 20px) scale(1.05);
  }
}

@keyframes heartBeat {
  0% { transform: scale(1); }
  14% { transform: scale(1.3); }
  28% { transform: scale(1); }
  42% { transform: scale(1.3); }
  70% { transform: scale(1); }
}

/* --------------------------------------------------------------------------
   6. NAVBAR
   -------------------------------------------------------------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  z-index: 1000;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(8, 8, 15, 0.85);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.navbar.scrolled {
  background: rgba(8, 8, 15, 0.95);
  border-bottom-color: var(--color-border-hover);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.navbar__inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--space-8);
}

/* Logo */
.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  letter-spacing: -0.02em;
}

.nav-logo span {
  opacity: 0.7;
}

/* Main nav links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  flex: 1;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: var(--transition-base);
  position: relative;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-full);
  transform: translateX(-50%);
  transition: width 0.25s ease;
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link:hover::after {
  width: 80%;
}

.nav-link.active {
  color: var(--color-primary);
}

.nav-link.active::after {
  width: 80%;
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 50%;
  transform: translateX(-50%);
  min-width: 200px;
  background: rgba(15, 15, 26, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0,0,0,0.6), 0 0 20px var(--color-primary-glow);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(-50%) translateY(-8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  z-index: 100;
}

.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown,
.nav-dropdown.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown__item {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  text-decoration: none;
}

.nav-dropdown__item:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

.nav-dropdown__divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-2) 0;
}

/* Nav right actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: auto;
  flex-shrink: 0;
}

/* Search form in navbar */
.nav-search {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-search__input {
  width: 200px;
  padding: 0.4rem 2.5rem 0.4rem 1rem;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text);
  font-size: var(--text-sm);
  transition: var(--transition-base);
}

.nav-search__input::placeholder {
  color: var(--color-text-dim);
}

.nav-search__input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
  width: 280px;
  outline: none;
}

.nav-search__btn {
  position: absolute;
  right: 0.6rem;
  background: none;
  border: none;
  color: var(--color-text-dim);
  cursor: pointer;
  display: flex;
  align-items: center;
  padding: 0.2rem;
  transition: color 0.2s ease;
}

.nav-search__btn:hover {
  color: var(--color-primary);
}

/* Search autocomplete */
.search-autocomplete {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  right: 0;
  background: rgba(15, 15, 26, 0.98);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  z-index: 200;
  animation: fadeInDown 0.15s ease;
  min-width: 320px;
}

.search-autocomplete__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-base);
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.search-autocomplete__item:hover,
.search-autocomplete__item.is-focused {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.search-autocomplete__empty {
  padding: var(--space-4);
  text-align: center;
  color: var(--color-text-dim);
  font-size: var(--text-sm);
}

/* User avatar */
.nav-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  font-weight: 700;
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: 2px solid var(--color-border);
  transition: var(--transition-base);
  flex-shrink: 0;
  text-transform: uppercase;
}

.nav-avatar:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 12px var(--color-primary-glow);
}

/* Hamburger button */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  gap: 5px;
  transition: var(--transition-base);
  flex-shrink: 0;
}

.nav-hamburger:hover {
  border-color: var(--color-primary);
}

.nav-hamburger__line {
  width: 20px;
  height: 2px;
  background: var(--color-text-muted);
  border-radius: 2px;
  transition: var(--transition-base);
  transform-origin: center;
}

.nav-hamburger[aria-expanded="true"] .nav-hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-hamburger[aria-expanded="true"] .nav-hamburger__line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-hamburger[aria-expanded="true"] .nav-hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu overlay */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(8, 8, 15, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-6);
  flex-direction: column;
  gap: var(--space-2);
  overflow-y: auto;
  z-index: 999;
  animation: slideInDown 0.25s ease;
  border-top: 1px solid var(--color-border);
}

.nav-mobile.is-open {
  display: flex;
}

.nav-mobile__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--text-base);
  font-weight: 500;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  text-decoration: none;
  transition: var(--transition-base);
}

.nav-mobile__link:hover,
.nav-mobile__link.active {
  color: var(--color-primary);
  background: rgba(139, 92, 246, 0.08);
  border-color: var(--color-border);
}

.nav-mobile__divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-3) 0;
}

/* --------------------------------------------------------------------------
   7. HERO SECTION
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  padding: 8rem 0 6rem;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

/* Animated gradient background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 40%, rgba(139, 92, 246, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 60%, rgba(6, 182, 212, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse 40% 40% at 50% 100%, rgba(139, 92, 246, 0.06) 0%, transparent 50%);
  animation: gradientShift 15s ease-in-out infinite;
  background-size: 200% 200%;
  pointer-events: none;
}

/* Decorative orbs */
.hero__orb {
  position: absolute;
  border-radius: var(--radius-full);
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.4;
}

.hero__orb--1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.4) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  animation: orbFloat1 12s ease-in-out infinite;
}

.hero__orb--2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.3) 0%, transparent 70%);
  bottom: -50px;
  left: 10%;
  animation: orbFloat2 10s ease-in-out infinite;
}

.hero__orb--3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.15) 0%, transparent 70%);
  top: 30%;
  left: 50%;
  animation: float 14s ease-in-out infinite;
}

.hero__content {
  position: relative;
  z-index: 1;
  animation: fadeIn 0.8s ease both;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  font-family: var(--font-mono);
}

.hero__eyebrow::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.hero__title {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  background: linear-gradient(135deg, var(--color-text) 0%, var(--color-primary) 50%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradientShift 8s ease infinite;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-muted);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

.hero__stats {
  display: flex;
  gap: var(--space-8);
  margin-top: var(--space-12);
  flex-wrap: wrap;
}

.hero__stat {
  text-align: center;
}

.hero__stat-number {
  font-size: var(--text-3xl);
  font-weight: 700;
  font-family: var(--font-mono);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  margin-top: var(--space-1);
}

/* --------------------------------------------------------------------------
   8. BUTTONS
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-sans);
  line-height: 1;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Primary button */
.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(139, 92, 246, 0.25);
}

.btn--primary:hover {
  background: linear-gradient(135deg, var(--color-primary-dark), #6d28d9);
  box-shadow: var(--shadow-primary);
  transform: translateY(-1px);
}

.btn--primary:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Secondary button */
.btn--secondary {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn--secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(139, 92, 246, 0.05);
}

/* Ghost button */
.btn--ghost {
  background: transparent;
  border-color: transparent;
  color: var(--color-primary);
}

.btn--ghost:hover {
  background: var(--color-primary-glow);
}

/* Danger button */
.btn--danger {
  background: var(--color-danger);
  color: #ffffff;
  border-color: transparent;
}

.btn--danger:hover {
  background: #dc2626;
  box-shadow: 0 0 20px var(--color-danger-glow);
  transform: translateY(-1px);
}

/* Cyan / Secondary brand button */
.btn--cyan {
  background: linear-gradient(135deg, var(--color-secondary), #0891b2);
  color: #000000;
  border-color: transparent;
  font-weight: 700;
}

.btn--cyan:hover {
  box-shadow: var(--shadow-secondary);
  transform: translateY(-1px);
}

/* Size variants */
.btn--sm {
  padding: 0.4rem 0.875rem;
  font-size: var(--text-xs);
  gap: var(--space-1);
}

.btn--lg {
  padding: 0.875rem 2rem;
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
  gap: var(--space-3);
}

.btn--xl {
  padding: 1.1rem 2.5rem;
  font-size: var(--text-lg);
  border-radius: var(--radius-lg);
}

/* Icon button */
.btn--icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
}

.btn--icon.btn--sm {
  width: 32px;
  height: 32px;
}

.btn--icon.btn--lg {
  width: 48px;
  height: 48px;
}

/* Loading state */
.btn--loading {
  pointer-events: none;
  color: transparent;
}

.btn--loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: var(--radius-full);
  animation: spin 0.7s linear infinite;
}

/* --------------------------------------------------------------------------
   9. CARDS
   -------------------------------------------------------------------------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.5), 0 0 30px var(--color-primary-glow);
  border-color: var(--color-border-hover);
}

.card__image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  position: relative;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.card:hover .card__image img {
  transform: scale(1.05);
}

.card__image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-bg));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-dim);
}

.card__body {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: 1.3;
  text-decoration: none;
  transition: color 0.2s ease;
}

a.card__title:hover {
  color: var(--color-primary);
}

.card__excerpt {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.65;
  flex: 1;
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  color: var(--color-text-dim);
  font-size: var(--text-xs);
  margin-bottom: var(--space-3);
}

.card__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.card__footer {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

/* Featured card — horizontal on desktop */
.card--featured {
  flex-direction: row;
}

.card--featured .card__image {
  width: 45%;
  aspect-ratio: unset;
  flex-shrink: 0;
}

.card--featured .card__image img {
  height: 100%;
}

/* Horizontal card variant */
.card--horizontal {
  flex-direction: row;
  align-items: stretch;
}

.card--horizontal .card__image {
  width: 200px;
  aspect-ratio: unset;
  flex-shrink: 0;
}

.card--glass {
  background: rgba(15, 15, 26, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* --------------------------------------------------------------------------
   10. BADGES / TAGS
   -------------------------------------------------------------------------- */
.badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  padding: 0.2rem 0.75rem;
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  white-space: nowrap;
  line-height: 1.5;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: var(--transition-base);
}

a.badge:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.badge--primary {
  background: rgba(139, 92, 246, 0.15);
  color: var(--color-primary);
  border-color: rgba(139, 92, 246, 0.3);
}

.badge--secondary {
  background: rgba(6, 182, 212, 0.15);
  color: var(--color-secondary);
  border-color: rgba(6, 182, 212, 0.3);
}

.badge--success {
  background: rgba(34, 197, 94, 0.15);
  color: var(--color-success);
  border-color: rgba(34, 197, 94, 0.3);
}

.badge--warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-warning);
  border-color: rgba(245, 158, 11, 0.3);
}

.badge--danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-danger);
  border-color: rgba(239, 68, 68, 0.3);
}

.badge--outline {
  background: transparent;
}

/* --------------------------------------------------------------------------
   11. FORMS
   -------------------------------------------------------------------------- */
.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-label--required::after {
  content: ' *';
  color: var(--color-danger);
}

.form-input,
.form-textarea,
.form-select {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.5;
  transition: var(--transition-base);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-dim);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form-input:invalid:not(:placeholder-shown),
.form-input.is-invalid {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px var(--color-danger-glow);
}

.form-input:valid:not(:placeholder-shown),
.form-input.is-valid {
  border-color: var(--color-success);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* Select with custom arrow */
.form-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-select option {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.form-error {
  color: var(--color-danger);
  font-size: var(--text-sm);
  margin-top: var(--space-1);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.form-hint {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-1);
}

.form-row {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.form-row > * {
  flex: 1;
}

/* Character counter */
.char-counter {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  text-align: right;
  margin-top: var(--space-1);
}

.char-counter.is-near-limit {
  color: var(--color-warning);
}

.char-counter.is-at-limit {
  color: var(--color-danger);
}

/* Custom Checkbox */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.form-check__input {
  width: 18px;
  height: 18px;
  appearance: none;
  -webkit-appearance: none;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 2px;
  transition: var(--transition-base);
  position: relative;
}

.form-check__input:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.form-check__input:checked::after {
  content: '';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 10px;
}

.form-check__input:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

/* Custom Radio */
.form-radio__input {
  width: 18px;
  height: 18px;
  appearance: none;
  -webkit-appearance: none;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 2px;
  transition: var(--transition-base);
  position: relative;
}

.form-radio__input:checked {
  border-color: var(--color-primary);
}

.form-radio__input:checked::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transform: translate(-50%, -50%);
}

.form-check__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* File input */
.form-file-wrap {
  position: relative;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  cursor: pointer;
  transition: var(--transition-base);
  background: var(--color-surface-2);
}

.form-file-wrap:hover {
  border-color: var(--color-primary);
  background: rgba(139, 92, 246, 0.05);
}

.form-file-wrap input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.form-file__icon {
  font-size: 2rem;
  margin-bottom: var(--space-3);
  color: var(--color-primary);
}

.form-file__text {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.form-file__name {
  color: var(--color-text);
  font-weight: 500;
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

/* --------------------------------------------------------------------------
   12. AUTH FORMS
   -------------------------------------------------------------------------- */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
}

.auth-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 60% at 30% 40%, rgba(139, 92, 246, 0.1) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 70% 70%, rgba(6, 182, 212, 0.07) 0%, transparent 50%);
  pointer-events: none;
}

.auth-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 3rem;
  width: 100%;
  max-width: 480px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 16px 64px rgba(0,0,0,0.6), 0 0 40px rgba(139, 92, 246, 0.1);
  animation: fadeIn 0.4s ease both;
}

.auth-card__logo {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-8);
}

.auth-card__logo-text {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-card__title {
  font-size: var(--text-2xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-2);
  background: linear-gradient(135deg, var(--color-text), var(--color-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-card__subtitle {
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-8);
}

.auth-card__footer {
  text-align: center;
  margin-top: var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.auth-card__footer a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}

.auth-card__footer a:hover {
  text-decoration: underline;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: var(--space-6) 0;
  color: var(--color-text-dim);
  font-size: var(--text-xs);
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* --------------------------------------------------------------------------
   13. PAGINATION
   -------------------------------------------------------------------------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin: var(--space-12) 0;
  flex-wrap: wrap;
}

.pagination__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition-base);
  cursor: pointer;
  background: transparent;
}

.pagination__link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(139, 92, 246, 0.07);
}

.pagination__link--active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 0 12px var(--color-primary-glow);
}

.pagination__link--active:hover {
  background: var(--color-primary-dark);
  color: #ffffff;
}

.pagination__link--disabled {
  opacity: 0.3;
  pointer-events: none;
  cursor: not-allowed;
}

.pagination__ellipsis {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  color: var(--color-text-dim);
}

/* --------------------------------------------------------------------------
   14. SECTIONS
   -------------------------------------------------------------------------- */
.section {
  padding: var(--space-20) 0;
}

.section--sm {
  padding: var(--space-12) 0;
}

.section--dark {
  background: var(--color-surface);
  position: relative;
}

.section--dark::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-border);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  font-family: var(--font-mono);
  margin-bottom: var(--space-3);
}

.section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-text) 30%, var(--color-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-4);
}

.section__subtitle {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  max-width: 600px;
  margin-inline: auto;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   15. POST / ARTICLE CONTENT
   -------------------------------------------------------------------------- */
.post-header {
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.post-title {
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--space-4);
  background: linear-gradient(135deg, var(--color-text) 60%, var(--color-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  color: var(--color-text-dim);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.post-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.post-content {
  font-size: var(--text-lg);
  line-height: 1.8;
  color: var(--color-text);
  word-break: break-word;
}

.post-content h1,
.post-content h2,
.post-content h3,
.post-content h4,
.post-content h5,
.post-content h6 {
  color: var(--color-text);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.post-content h1 { font-size: var(--text-4xl); }
.post-content h2 { font-size: var(--text-3xl); }
.post-content h3 { font-size: var(--text-2xl); }
.post-content h4 { font-size: var(--text-xl); }
.post-content h5 { font-size: var(--text-lg); }
.post-content h6 { font-size: var(--text-base); }

.post-content p {
  margin-bottom: 1.5rem;
}

.post-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

.post-content a:hover {
  color: var(--color-secondary);
}

.post-content ul,
.post-content ol {
  list-style: revert;
  padding-left: 1.75rem;
  margin-bottom: 1.5rem;
}

.post-content li {
  margin-bottom: 0.5rem;
}

.post-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-code-bg);
  color: var(--color-secondary);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  border: 1px solid rgba(6, 182, 212, 0.2);
}

.post-content pre {
  background: var(--color-code-bg);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  overflow-x: auto;
  margin-bottom: var(--space-6);
  position: relative;
}

.post-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.7;
}

.post-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-8) 0;
  color: var(--color-text-muted);
  font-style: italic;
  background: rgba(139, 92, 246, 0.05);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.post-content blockquote p:last-child {
  margin-bottom: 0;
}

.post-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  margin: var(--space-8) auto;
  display: block;
  border: 1px solid var(--color-border);
}

.post-content hr {
  border: none;
  height: 1px;
  background: var(--color-border);
  margin: var(--space-8) 0;
}

.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
  overflow-x: auto;
  display: block;
}

.post-content th {
  background: var(--color-surface-2);
  color: var(--color-text);
  font-weight: 600;
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 2px solid var(--color-border);
}

.post-content td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
  vertical-align: top;
}

.post-content tr:last-child td {
  border-bottom: none;
}

.post-content tr:hover td {
  background: rgba(139, 92, 246, 0.04);
}

/* Code block copy button */
.code-wrap {
  position: relative;
  margin-bottom: var(--space-6);
}

.code-wrap pre {
  margin-bottom: 0;
}

.code-copy-btn {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  padding: var(--space-1) var(--space-3);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-dim);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  cursor: pointer;
  transition: var(--transition-base);
}

.code-copy-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.code-copy-btn.copied {
  color: var(--color-success);
  border-color: var(--color-success);
}

/* Like button */
.like-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-base);
  font-family: var(--font-sans);
}

.like-btn:hover {
  border-color: #f43f5e;
  color: #f43f5e;
  background: rgba(244, 63, 94, 0.08);
}

.like-btn.is-liked {
  border-color: #f43f5e;
  color: #f43f5e;
  background: rgba(244, 63, 94, 0.1);
}

.like-btn__icon {
  transition: transform 0.2s ease;
  font-style: normal;
  line-height: 1;
  font-size: 1.1em;
}

.like-btn.is-liked .like-btn__icon {
  animation: heartBeat 0.7s ease;
}

.like-btn.bounce .like-btn__icon {
  animation: bounce 0.4s ease;
}

/* Comments */
.comment-section {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.comment-section__title {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
}

.comment-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.comment {
  display: flex;
  gap: var(--space-4);
  animation: fadeIn 0.3s ease both;
}

.comment--reply {
  margin-left: 3.5rem;
  padding-left: var(--space-4);
  border-left: 2px solid var(--color-border);
}

.comment__avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: var(--text-sm);
  flex-shrink: 0;
  text-transform: uppercase;
}

.comment__body {
  flex: 1;
  min-width: 0;
}

.comment__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
  flex-wrap: wrap;
}

.comment__author {
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-text);
}

.comment__author--webmaster {
  color: var(--color-primary);
}

.comment__time {
  color: var(--color-text-dim);
  font-size: var(--text-xs);
}

.comment__content {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.65;
  margin-bottom: var(--space-3);
}

.comment__actions {
  display: flex;
  gap: var(--space-3);
}

.comment__reply-btn {
  background: none;
  border: none;
  color: var(--color-text-dim);
  font-size: var(--text-xs);
  cursor: pointer;
  font-family: var(--font-sans);
  transition: color 0.2s ease;
  padding: 0;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.comment__reply-btn:hover {
  color: var(--color-primary);
}

/* Comment form */
.comment-form {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
}

.comment-form__title {
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.reply-context {
  background: rgba(139, 92, 246, 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.reply-context__cancel {
  background: none;
  border: none;
  color: var(--color-text-dim);
  cursor: pointer;
  font-size: var(--text-xs);
  transition: color 0.2s ease;
}

.reply-context__cancel:hover {
  color: var(--color-danger);
}

/* --------------------------------------------------------------------------
   16. TICKET / HELPDESK
   -------------------------------------------------------------------------- */
.ticket-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.ticket-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  text-decoration: none;
  color: var(--color-text);
  transition: var(--transition-base);
}

.ticket-item:hover {
  border-color: var(--color-border-hover);
  transform: translateX(4px);
}

.ticket-item__id {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  flex-shrink: 0;
}

.ticket-item__subject {
  font-weight: 500;
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ticket-item__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  font-size: var(--text-xs);
  color: var(--color-text-dim);
}

.ticket-status--open {
  background: rgba(34, 197, 94, 0.15);
  color: var(--color-success);
  border-color: rgba(34, 197, 94, 0.3);
}

.ticket-status--closed {
  background: rgba(100, 116, 139, 0.15);
  color: var(--color-text-dim);
  border-color: rgba(100, 116, 139, 0.3);
}

.ticket-status--pending {
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-warning);
  border-color: rgba(245, 158, 11, 0.3);
}

.ticket-thread {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.ticket-message {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.ticket-message--webmaster {
  border-color: rgba(139, 92, 246, 0.3);
}

.ticket-message__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: var(--space-3);
}

.ticket-message--webmaster .ticket-message__header {
  background: linear-gradient(90deg, rgba(139, 92, 246, 0.15), rgba(6, 182, 212, 0.08));
}

.ticket-message__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 600;
  font-size: var(--text-sm);
}

.ticket-message__time {
  color: var(--color-text-dim);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
}

.ticket-message__body {
  padding: var(--space-5);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.7;
}

.ticket-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
  padding: var(--space-4);
  background: var(--color-surface-2);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.ticket-meta__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.ticket-meta__label {
  font-weight: 500;
  color: var(--color-text-dim);
}

/* --------------------------------------------------------------------------
   17. ADMIN DASHBOARD
   -------------------------------------------------------------------------- */
.admin-layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-rows: auto 1fr;
  min-height: 100vh;
}

.admin-sidebar {
  grid-column: 1;
  grid-row: 1 / -1;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--sidebar-width);
  overflow-y: auto;
  z-index: 100;
  display: flex;
  flex-direction: column;
}

.admin-sidebar__logo {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  display: block;
}

.admin-sidebar__nav {
  flex: 1;
  padding: var(--space-4) var(--space-3);
}

.admin-nav-section {
  margin-bottom: var(--space-6);
}

.admin-nav-section__label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-dim);
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-1);
}

.admin-nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: var(--transition-base);
  margin-bottom: 2px;
}

.admin-nav-link:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

.admin-nav-link.active {
  color: var(--color-primary);
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.2);
}

.admin-nav-link__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.7;
}

.admin-nav-link.active .admin-nav-link__icon {
  opacity: 1;
}

/* Admin main content */
.admin-main {
  grid-column: 2;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.admin-topbar {
  position: sticky;
  top: 0;
  z-index: 90;
  height: 64px;
  background: rgba(8, 8, 15, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  gap: var(--space-4);
}

.admin-topbar__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
}

.admin-topbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.admin-notification-btn {
  position: relative;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: var(--transition-base);
}

.admin-notification-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.admin-notification-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 16px;
  height: 16px;
  background: var(--color-danger);
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 700;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-bg);
}

.admin-content {
  padding: var(--space-8) var(--space-6);
  flex: 1;
}

/* Admin stat cards */
.admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-5);
  margin-bottom: var(--space-8);
}

.admin-stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.admin-stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity 0.2s ease;
}

.admin-stat-card:hover::before {
  opacity: 1;
}

.admin-stat-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
}

.admin-stat-card__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: rgba(139, 92, 246, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.admin-stat-card__number {
  font-size: var(--text-3xl);
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--color-text);
  line-height: 1;
}

.admin-stat-card__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.admin-stat-card__trend {
  font-size: var(--text-xs);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.admin-stat-card__trend--up { color: var(--color-success); }
.admin-stat-card__trend--down { color: var(--color-danger); }
.admin-stat-card__trend--neutral { color: var(--color-text-dim); }

/* Admin table */
.admin-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.admin-table th {
  background: var(--color-surface-2);
  color: var(--color-text-dim);
  font-weight: 600;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.875rem 1rem;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--color-border);
}

.admin-table td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
  vertical-align: middle;
}

.admin-table tr:last-child td {
  border-bottom: none;
}

.admin-table tbody tr {
  transition: background 0.15s ease;
}

.admin-table tbody tr:hover {
  background: rgba(139, 92, 246, 0.04);
}

.admin-table__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* --------------------------------------------------------------------------
   18. DOWNLOAD / SOFTWARE
   -------------------------------------------------------------------------- */
.download-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  padding: 1.25rem 2rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  border-radius: var(--radius-xl);
  font-size: var(--text-lg);
  font-weight: 700;
  text-decoration: none;
  border: 1px solid rgba(139, 92, 246, 0.4);
  box-shadow: 0 4px 20px var(--color-primary-glow);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  font-family: var(--font-sans);
}

.download-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.download-btn:hover::before {
  opacity: 1;
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--color-primary-glow);
}

.download-btn__icon {
  width: 28px;
  height: 28px;
}

.software-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
  padding: var(--space-5);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

.software-info__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.software-info__label {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.software-info__value {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  font-family: var(--font-mono);
}

/* --------------------------------------------------------------------------
   19. FOOTER
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 3rem 0 2rem;
  margin-top: auto;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

.footer__logo {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  display: inline-block;
  margin-bottom: var(--space-4);
}

.footer__desc {
  color: var(--color-text-dim);
  font-size: var(--text-sm);
  line-height: 1.7;
  max-width: 280px;
}

.footer__heading {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-dim);
  margin-bottom: var(--space-4);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color 0.2s ease;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer__link:hover {
  color: var(--color-primary);
}

.footer__social {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__social-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer__social-link:hover {
  color: var(--color-primary);
}

.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__copyright {
  color: var(--color-text-dim);
  font-size: var(--text-sm);
}

.footer__github-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-dim);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer__github-link:hover {
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   20. BACK TO TOP
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border: none;
  border-radius: var(--radius-full);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, box-shadow 0.2s ease;
  z-index: 500;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  box-shadow: 0 0 20px var(--color-primary-glow), 0 4px 16px rgba(0,0,0,0.4);
  transform: translateY(-2px);
}

.back-to-top:active {
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   21. FLASH MESSAGES / NOTIFICATIONS
   -------------------------------------------------------------------------- */
#flash-container {
  position: fixed;
  top: calc(var(--navbar-height) + 1rem);
  right: 1.5rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 400px;
  width: calc(100vw - 3rem);
}

.flash-message {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  animation: slideInRight 0.3s ease both;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.flash-message.is-dismissing {
  animation: slideOutRight 0.3s ease forwards;
}

.flash-message--success {
  background: rgba(34, 197, 94, 0.12);
  border-color: rgba(34, 197, 94, 0.3);
  color: var(--color-success);
}

.flash-message--error {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.3);
  color: var(--color-danger);
}

.flash-message--warning {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.3);
  color: var(--color-warning);
}

.flash-message--info {
  background: rgba(6, 182, 212, 0.12);
  border-color: rgba(6, 182, 212, 0.3);
  color: var(--color-secondary);
}

.flash-message__icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  line-height: 1;
  margin-top: 1px;
}

.flash-message__body {
  flex: 1;
  min-width: 0;
}

.flash-message__text {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.4;
}

.flash-message__close {
  background: none;
  border: none;
  color: inherit;
  opacity: 0.6;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  font-size: var(--text-lg);
  line-height: 1;
  transition: opacity 0.2s ease;
  flex-shrink: 0;
}

.flash-message__close:hover {
  opacity: 1;
}

/* Progress bar on flash message */
.flash-message__progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: currentColor;
  opacity: 0.4;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  animation: flashProgress 5s linear forwards;
}

@keyframes flashProgress {
  from { width: 100%; }
  to { width: 0%; }
}

/* --------------------------------------------------------------------------
   22. LOADING STATES
   -------------------------------------------------------------------------- */
/* Spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: spin 0.7s linear infinite;
}

.spinner--sm {
  width: 14px;
  height: 14px;
  border-width: 2px;
}

.spinner--lg {
  width: 36px;
  height: 36px;
  border-width: 3px;
}

.spinner--white {
  border-color: rgba(255,255,255,0.3);
  border-top-color: white;
}

/* Skeleton loading */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-surface) 0%,
    var(--color-surface-2) 50%,
    var(--color-surface) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

.skeleton--text {
  height: 1em;
  margin-bottom: 0.5em;
  border-radius: var(--radius-sm);
}

.skeleton--title {
  height: 1.5em;
  width: 70%;
  margin-bottom: 1em;
}

.skeleton--card {
  height: 200px;
}

.skeleton--avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

/* Loading overlay */
.loading-overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 8, 15, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: inherit;
  z-index: 10;
  backdrop-filter: blur(4px);
}

/* --------------------------------------------------------------------------
   23. SEARCH RESULTS
   -------------------------------------------------------------------------- */
.search-results-page {
  padding: var(--space-8) 0;
}

.search-results-header {
  margin-bottom: var(--space-8);
}

.search-results-count {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

.search-results-count strong {
  color: var(--color-primary);
  font-family: var(--font-mono);
}

.search-results {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.search-result-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-decoration: none;
  color: var(--color-text);
  transition: var(--transition-base);
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.search-result-item:hover {
  border-color: var(--color-border-hover);
  transform: translateX(4px);
}

.search-result-item__content {
  flex: 1;
  min-width: 0;
}

.search-result-item__title {
  font-weight: 600;
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
  color: var(--color-text);
}

.search-result-item__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.search-result-item__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-dim);
}

/* Search highlight */
mark,
.search-highlight {
  background: rgba(139, 92, 246, 0.25);
  color: var(--color-primary);
  border-radius: 2px;
  padding: 0 2px;
}

/* --------------------------------------------------------------------------
   24. ACCESSIBLE MODAL / DIALOG
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.2s ease;
}

.modal {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-lg), 0 0 40px rgba(139, 92, 246, 0.15);
  animation: fadeIn 0.25s ease;
  overflow: hidden;
}

.modal__header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.modal__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
}

.modal__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: var(--transition-base);
  font-size: var(--text-lg);
}

.modal__close:hover {
  color: var(--color-danger);
  border-color: var(--color-danger);
}

.modal__body {
  padding: var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.7;
}

.modal__footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
}

/* --------------------------------------------------------------------------
   25. MISCELLANEOUS UTILITIES
   -------------------------------------------------------------------------- */
/* Divider */
.divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-6) 0;
}

/* Text utilities */
.text-primary   { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-muted     { color: var(--color-text-muted); }
.text-dim       { color: var(--color-text-dim); }
.text-success   { color: var(--color-success); }
.text-danger    { color: var(--color-danger); }
.text-warning   { color: var(--color-warning); }
.text-mono      { font-family: var(--font-mono); }

/* Gradient text utility */
.gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: var(--space-16) var(--space-8);
  color: var(--color-text-dim);
}

.empty-state__icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  opacity: 0.5;
}

.empty-state__title {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.empty-state__desc {
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
}

/* Code tag inline */
.code-tag {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--color-code-bg);
  color: var(--color-secondary);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  border: 1px solid rgba(6, 182, 212, 0.15);
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.breadcrumb__sep {
  color: var(--color-text-dim);
  opacity: 0.4;
}

.breadcrumb__link {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb__link:hover {
  color: var(--color-primary);
}

.breadcrumb__current {
  color: var(--color-text);
  font-weight: 500;
}

/* Alert boxes (inline, not flash) */
.alert {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid;
  font-size: var(--text-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.alert--info    { background: rgba(6,182,212,0.08); border-color: rgba(6,182,212,0.25); color: var(--color-secondary); }
.alert--success { background: rgba(34,197,94,0.08); border-color: rgba(34,197,94,0.25); color: var(--color-success); }
.alert--warning { background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.25); color: var(--color-warning); }
.alert--danger  { background: rgba(239,68,68,0.08); border-color: rgba(239,68,68,0.25); color: var(--color-danger); }

.alert__text {
  color: var(--color-text);
  flex: 1;
}

/* Tooltip */
[data-tooltip] {
  position: relative;
  cursor: help;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface-2);
  color: var(--color-text);
  font-size: var(--text-xs);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-md);
  white-space: nowrap;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 500;
}

[data-tooltip]:hover::after,
[data-tooltip]:focus::after {
  opacity: 1;
}

/* Page content wrapper */
#main-content {
  padding-top: var(--navbar-height);
  min-height: calc(100vh - var(--navbar-height));
}

/* --------------------------------------------------------------------------
   26. RESPONSIVE — TABLETS & MOBILE
   -------------------------------------------------------------------------- */

/* Tablet breakpoint: < 1024px */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8) var(--space-6);
  }

  .admin-layout {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    display: none;
  }

  .admin-main {
    margin-left: 0;
  }

  .nav-search {
    display: none;
  }

  .card--featured {
    flex-direction: column;
  }

  .card--featured .card__image {
    width: 100%;
    aspect-ratio: 16 / 9;
  }
}

/* Mobile breakpoint: < 768px */
@media (max-width: 768px) {
  .container,
  .container--narrow,
  .container--wide {
    padding-inline: var(--space-4);
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 6rem 0 4rem;
    min-height: auto;
  }

  .hero__cta {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero__stats {
    gap: var(--space-6);
  }

  .nav-menu {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .nav-actions .btn {
    display: none;
  }

  .nav-actions .nav-avatar {
    display: flex;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .auth-card {
    padding: 2rem;
  }

  .form-row {
    flex-direction: column;
  }

  .admin-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .back-to-top {
    bottom: 1.5rem;
    right: 1.5rem;
  }

  .section {
    padding: var(--space-12) 0;
  }

  .section__header {
    margin-bottom: var(--space-8);
  }

  #flash-container {
    left: 1rem;
    right: 1rem;
    width: auto;
    max-width: none;
  }

  .ticket-item {
    flex-wrap: wrap;
  }

  .ticket-meta {
    flex-direction: column;
    gap: var(--space-3);
  }

  .post-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .comment--reply {
    margin-left: 1.5rem;
  }

  .modal {
    margin: var(--space-4);
    border-radius: var(--radius-xl);
  }
}

/* Very small screens */
@media (max-width: 480px) {
  .admin-stats {
    grid-template-columns: 1fr;
  }

  .nav-logo {
    font-size: var(--text-lg);
  }

  .hero__title {
    letter-spacing: -0.02em;
  }

  .btn--lg {
    padding: 0.75rem 1.5rem;
    font-size: var(--text-sm);
  }
}

/* --------------------------------------------------------------------------
   27. PRINT STYLES
   -------------------------------------------------------------------------- */
@media print {
  .navbar,
  .footer,
  .back-to-top,
  #flash-container,
  .skip-link,
  .like-btn,
  .comment-form {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  #main-content {
    padding-top: 0;
  }

  .post-content a {
    color: black;
    text-decoration: underline;
  }
}

/* --------------------------------------------------------------------------
   28. REDUCED MOTION
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .hero__orb {
    animation: none;
  }
}

/* ==========================================================================
   PATCH — Missing class aliases & view-specific styles
   ========================================================================== */

/* NAV HEADER ---------------------------------------------------------------- */
.nav-header {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--navbar-height); z-index: 1000;
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  background: rgba(8,8,15,0.88);
  border-bottom: 1px solid var(--color-border);
}
.nav-inner {
  display: flex; align-items: center; height: 100%; gap: 1rem;
}
.nav-logo__bracket { opacity: 0.6; }

/* BEM nav classes (nav__list, nav__item, nav__link) */
.nav__list  { display: flex; align-items: center; gap: 0.25rem; list-style: none; }
.nav__item  { position: relative; }
.nav__link  {
  display: flex; align-items: center; gap: 0.25rem;
  padding: 0.4rem 0.75rem; color: var(--color-text-muted);
  font-size: var(--text-sm); font-weight: 500;
  border-radius: var(--radius-md); text-decoration: none;
  transition: color 0.2s, background 0.2s; white-space: nowrap;
}
.nav__link:hover, .nav__link--active {
  color: var(--color-primary); background: rgba(139,92,246,0.1);
}

/* Search wrapper */
.nav-search__wrapper {
  display: flex; align-items: center;
  background: var(--color-surface-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-full); overflow: hidden; transition: border-color 0.2s;
}
.nav-search__wrapper:focus-within { border-color: var(--color-primary); }

/* Nav user area */
.nav-user { display: flex; align-items: center; gap: 0.75rem; margin-left: auto; flex-shrink: 0; }

/* User dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown__trigger {
  display: flex; align-items: center; gap: 0.5rem;
  background: none; border: none; cursor: pointer; color: var(--color-text-muted);
  padding: 0.3rem 0.6rem; border-radius: var(--radius-md); transition: background 0.2s, color 0.2s;
}
.nav-dropdown__trigger:hover { background: rgba(139,92,246,0.08); color: var(--color-text); }
.nav-dropdown__name   { font-size: var(--text-sm); font-weight: 500; }
.nav-dropdown__chevron { transition: transform 0.2s; }
.nav-dropdown__trigger[aria-expanded="true"] .nav-dropdown__chevron { transform: rotate(180deg); }

.nav-dropdown__menu {
  position: absolute; top: calc(100% + 0.6rem); right: 0;
  min-width: 220px; background: rgba(15,15,26,0.98);
  backdrop-filter: blur(20px); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); box-shadow: 0 8px 32px rgba(0,0,0,0.6);
  padding: 0.4rem; z-index: 2000; list-style: none;
  animation: fadeInDown 0.15s ease;
}
.nav-dropdown__item {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.65rem 0.875rem; color: var(--color-text-muted);
  font-size: var(--text-sm); border-radius: var(--radius-md);
  text-decoration: none; transition: background 0.15s, color 0.15s;
  background: none; border: none; cursor: pointer;
  width: 100%; text-align: left; font-family: var(--font-sans);
}
.nav-dropdown__item:hover { background: var(--color-surface-2); color: var(--color-text); }
.nav-dropdown__item--danger:hover { color: var(--color-danger); }
.nav-dropdown__divider { height: 1px; background: var(--color-border); margin: 0.25rem 0; }
.nav-dropdown__form { margin: 0; }

/* Hamburger bar (views use __bar not __line) */
.nav-hamburger__bar {
  display: block; width: 20px; height: 2px;
  background: var(--color-text-muted); border-radius: 2px; transition: all 0.2s;
}

/* Mobile nav overlay */
.nav-overlay {
  position: fixed; inset: 0;
  background: rgba(8,8,15,0.97); backdrop-filter: blur(24px);
  z-index: 999; display: flex; animation: fadeIn 0.2s ease;
}
.nav-overlay[hidden] { display: none; }
.nav-overlay__inner  { padding: 5rem 2rem 2rem; width: 100%; display: flex; flex-direction: column; }
.nav-overlay__close  {
  position: absolute; top: 1.25rem; right: 1.25rem;
  background: none; border: none; cursor: pointer;
  color: var(--color-text-muted); padding: 0.5rem; border-radius: var(--radius-md);
  transition: color 0.2s;
}
.nav-overlay__close:hover { color: var(--color-text); }
.nav-overlay__list  { display: flex; flex-direction: column; gap: 0.25rem; list-style: none; }
.nav-overlay__link  {
  display: block; padding: 0.875rem 1rem; color: var(--color-text-muted);
  font-size: 1.1rem; font-weight: 500; border-radius: var(--radius-md);
  text-decoration: none; transition: background 0.15s, color 0.15s;
}
.nav-overlay__link:hover, .nav-overlay__link--active {
  background: rgba(139,92,246,0.1); color: var(--color-primary);
}

/* ADMIN LAYOUT -------------------------------------------------------------- */
.admin-layout {
  display: grid; grid-template-columns: 260px 1fr;
  min-height: calc(100vh - var(--navbar-height));
}
.admin-sidebar {
  background: var(--color-surface); border-right: 1px solid var(--color-border);
  padding: 0; position: sticky; top: var(--navbar-height);
  height: calc(100vh - var(--navbar-height)); overflow-y: auto;
  display: flex; flex-direction: column;
}
.admin-main { padding: 2rem; overflow: auto; flex: 1; }
.admin-sidebar__logo  { padding: 1rem 1.25rem 0.75rem; border-bottom: 1px solid var(--color-border); margin-bottom: 0.5rem; }
.admin-sidebar__brand { text-decoration: none; }
.admin-sidebar__footer { padding: 0.75rem 0; border-top: 1px solid var(--color-border); margin-top: auto; }

/* push content below fixed navbar for layout-aware views */
body:has(.nav-header) main,
body:has(.nav-header) .admin-layout { padding-top: var(--navbar-height); }

/* FORM ALIASES -------------------------------------------------------------- */
.form-input, .form-select, .form-textarea {
  display: block; width: 100%;
  background: var(--color-surface-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); color: var(--color-text);
  font-family: var(--font-sans); font-size: var(--text-sm);
  padding: 0.65rem 0.875rem; outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-glow);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--color-text-dim); }
.form-textarea { resize: vertical; min-height: 120px; }
.form-select   { cursor: pointer; }

/* BADGE EXTRA VARIANTS ------------------------------------------------------ */
.badge--success   { background: rgba(34,197,94,.15);  color: #4ade80; border-color: rgba(34,197,94,.3); }
.badge--danger    { background: rgba(239,68,68,.15);  color: #f87171; border-color: rgba(239,68,68,.3); }
.badge--warning   { background: rgba(245,158,11,.15); color: #fbbf24; border-color: rgba(245,158,11,.3); }
.badge--secondary { background: rgba(6,182,212,.15);  color: #22d3ee; border-color: rgba(6,182,212,.3); }

/* Responsive */
@media (max-width: 768px) {
  .admin-layout { grid-template-columns: 1fr; }
  .admin-sidebar { display: none; }
  .nav__list, .nav-search { display: none; }
  .nav-hamburger { display: flex; }
}