/*
Theme Name: AETHERFRAME
Theme URI: https://aetherframe.design
Author: AETHERFRAME Studio
Author URI: https://aetherframe.design
Description: Ultra-premium cinematic dark WordPress theme. Deep obsidian surfaces, animated multi-color neon borders, magnetic interactions, haptic feedback, infinite video feed, 2-column editorial category grids. Built for $5,000+ premium sales.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: aetherframe
Tags: dark, video, cinema, premium, custom-post-type, full-width-template, block-styles
*/

/* ============================================================
   AETHERFRAME — GLOBAL DESIGN SYSTEM
   Dark premium only. No light backgrounds.
   ============================================================ */

:root {
  /* Surfaces */
  --obsidian: #050505;
  --charcoal: #0A0A0B;
  --midnight: #0D0F14;
  --glass: rgba(10, 10, 11, 0.72);
  --glass-heavy: rgba(5, 5, 5, 0.85);

  /* Text */
  --text-primary: #F5F5F7;
  --text-secondary: #A1A1AA;
  --text-muted: #71717A;

  /* Accents */
  --cyan: #00F0FF;
  --magenta: #FF00E5;
  --amber: #FFB000;
  --emerald: #00FF9C;
  --violet: #7C3AED;

  /* Border system */
  --border-width: 3px;
  --border-radius: 14px;
  --glow: 0 0 20px rgba(0, 240, 255, 0.35);

  /* Typography */
  --font-display: "Clash Display", "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", "Manrope", system-ui, sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-magnetic: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--obsidian);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Film grain overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9998;
  opacity: 0.4;
}

/* Vignette */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 50%, rgba(0,0,0,0.55) 100%);
  pointer-events: none;
  z-index: 9997;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s var(--ease-out);
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.75rem, 6vw, 5.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h4 { font-size: 1.35rem; }

.neon-text {
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================
   ANIMATED MULTI-COLOR BORDER SYSTEM
   ============================================================ */

@property --angle {
  syntax: "<angle>";
  initial-value: 0deg;
  inherits: false;
}

.animated-border {
  position: relative;
  border-radius: var(--border-radius);
  background: var(--charcoal);
  isolation: isolate;
}

.animated-border::before {
  content: "";
  position: absolute;
  inset: calc(var(--border-width) * -1);
  border-radius: calc(var(--border-radius) + 2px);
  background: conic-gradient(
    from var(--angle),
    var(--cyan),
    var(--magenta),
    var(--amber),
    var(--emerald),
    var(--violet),
    var(--cyan)
  );
  z-index: -2;
  animation: rotate-border 5s linear infinite;
}

.animated-border::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--charcoal);
  z-index: -1;
}

.animated-border:hover::before,
.animated-border:focus-within::before {
  animation-duration: 2s;
  filter: brightness(1.35);
}

@keyframes rotate-border {
  to { --angle: 360deg; }
}

/* Glow variant */
.animated-border.glow::before {
  filter: blur(1px);
  box-shadow: var(--glow);
}

/* ============================================================
   NAVBAR
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--glass-heavy);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border-bottom: 1px solid transparent;
  padding: 0.85rem 0;
}

.site-header::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: conic-gradient(from var(--angle), var(--cyan), var(--magenta), var(--amber), var(--emerald), var(--violet), var(--cyan));
  animation: rotate-border 8s linear infinite;
  opacity: 0.7;
}

.header-inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.site-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.05em;
  background: linear-gradient(90deg, var(--cyan), var(--magenta));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.primary-nav ul {
  list-style: none;
  display: flex;
  gap: 2.25rem;
  align-items: center;
}

.primary-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  position: relative;
  padding: 0.35rem 0;
  color: var(--text-secondary);
  transition: color 0.3s var(--ease-out);
}

.primary-nav a:hover,
.primary-nav a:focus {
  color: var(--text-primary);
}

.primary-nav a::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--magenta), var(--amber));
  transition: width 0.4s var(--ease-out);
}

.primary-nav a:hover::after {
  width: 100%;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  width: 32px;
  height: 32px;
}

/* ============================================================
   SEARCH HERO / OVERLAY
   ============================================================ */

.search-hero {
  position: relative;
  max-width: 900px;
  margin: 3rem auto 4rem;
  padding: 0 1.5rem;
}

.search-input-wrap {
  position: relative;
  border-radius: 999px;
  padding: 4px;
}

.search-input-wrap.animated-border {
  border-radius: 999px;
}

.search-input-wrap.animated-border::before {
  border-radius: 999px;
}

.search-input {
  width: 100%;
  background: var(--charcoal);
  border: none;
  border-radius: 999px;
  padding: 1.15rem 1.5rem 1.15rem 3.5rem;
  font-size: 1.15rem;
  color: var(--text-primary);
  font-family: var(--font-body);
  outline: none;
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-icon {
  position: absolute;
  left: 1.35rem;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  color: var(--cyan);
  pointer-events: none;
}

/* Full screen search overlay */
.search-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 5, 5, 0.94);
  backdrop-filter: blur(40px);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 12vh;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease-out), visibility 0.4s;
}

.search-overlay.active {
  opacity: 1;
  visibility: visible;
}

.search-overlay .search-input {
  font-size: 2rem;
  padding: 1.5rem 2rem 1.5rem 4.5rem;
  max-width: 800px;
}

.search-results {
  max-width: 800px;
  width: 100%;
  margin-top: 2rem;
  max-height: 60vh;
  overflow-y: auto;
}

/* ============================================================
   VIDEO CARD
   ============================================================ */

.video-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  transition: transform 0.45s var(--ease-out);
  cursor: pointer;
}

.video-card .card-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: calc(var(--border-radius) - 2px);
  background: var(--midnight);
}

.video-card .poster,
.video-card .preview {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.4s var(--ease-out);
}

.video-card .preview {
  opacity: 0;
  pointer-events: none;
}

.video-card:hover .preview,
.video-card.preview-active .preview {
  opacity: 1;
}

.video-card:hover .poster,
.video-card.preview-active .poster {
  opacity: 0;
}

.video-card .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5,5,5,0.92) 0%, rgba(5,5,5,0.3) 45%, transparent 70%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  pointer-events: none;
}

.video-card .duration {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(0,0,0,0.7);
  color: var(--text-primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.55rem;
  border-radius: 4px;
  letter-spacing: 0.03em;
}

.neon-pill {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: rgba(0, 240, 255, 0.12);
  color: var(--cyan);
  border: 1px solid rgba(0, 240, 255, 0.35);
  margin-bottom: 0.6rem;
  width: fit-content;
}

.video-card .title {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 0.4rem;
  line-height: 1.25;
}

.video-card .meta {
  display: flex;
  gap: 1.25rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* 3D tilt container */
[data-tilt] {
  transform-style: preserve-3d;
  will-change: transform;
}

/* ============================================================
   HOME FEED LAYOUT
   ============================================================ */

.home-feed {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 1.5rem 6rem;
  display: grid;
  gap: 2rem;
}

.home-feed .card-full {
  grid-column: 1 / -1;
}

.home-feed .card-half {
  /* two 50% */
}

.feed-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.feed-row-featured {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
}

.feed-row-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

/* Skeleton loaders */
.skeleton-card {
  aspect-ratio: 16/9;
  border-radius: var(--border-radius);
  background: linear-gradient(90deg, var(--charcoal) 25%, var(--midnight) 50%, var(--charcoal) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.6s infinite;
}

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

/* ============================================================
   CATEGORY PAGE — EXACT 2-COLUMN
   ============================================================ */

.category-header {
  max-width: 1440px;
  margin: 0 auto;
  padding: 4rem 1.5rem 2rem;
  text-align: center;
}

.category-header p {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 1rem auto 0;
}

.category-meta {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.filter-bar {
  max-width: 1440px;
  margin: 0 auto 2.5rem;
  padding: 0 1.5rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.filter-pill {
  padding: 0.5rem 1.15rem;
  border-radius: 999px;
  background: var(--charcoal);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}

.filter-pill:hover,
.filter-pill.active {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.25);
}

.category-grid {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 1.5rem 6rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem 2.5rem;
}

.category-grid .video-card:nth-child(odd) {
  transform: translateY(48px);
}

.category-grid .video-card:nth-child(odd):hover {
  transform: translateY(48px) scale(1.02);
}

/* ============================================================
   SINGLE VIDEO
   ============================================================ */

.single-video-player {
  max-width: 1280px;
  margin: 2rem auto 0;
  padding: 0 1.5rem;
}

.player-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--border-radius);
  overflow: hidden;
  background: #000;
}

.player-frame video {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.custom-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: rgba(0,0,0,0.55);
  border: 2px solid var(--cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.35s var(--ease-out);
  z-index: 5;
}

.custom-play-btn::before,
.custom-play-btn::after {
  content: "";
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  opacity: 0.5;
  animation: pulse-ring 2s ease-out infinite;
}

.custom-play-btn::after {
  inset: -24px;
  animation-delay: 0.5s;
  border-color: var(--magenta);
}

@keyframes pulse-ring {
  0% { transform: scale(0.85); opacity: 0.6; }
  100% { transform: scale(1.25); opacity: 0; }
}

.single-content {
  max-width: 900px;
  margin: 2.5rem auto 4rem;
  padding: 0 1.5rem;
}

.single-content .tags {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin: 1.25rem 0;
}

.share-buttons {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.share-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--charcoal);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}

.share-btn:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 16px rgba(0, 240, 255, 0.3);
  transform: translateY(-2px);
}

.related-videos {
  max-width: 1440px;
  margin: 0 auto 6rem;
  padding: 0 1.5rem;
}

.related-videos h2 {
  margin-bottom: 1.75rem;
}

/* ============================================================
   FORMS (About / Contact)
   ============================================================ */

.glass-form {
  max-width: 640px;
  margin: 0 auto;
  padding: 2.5rem;
  background: var(--glass);
  backdrop-filter: blur(24px);
  border-radius: var(--border-radius);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--charcoal);
  border: none;
  border-radius: 10px;
  padding: 0.95rem 1.15rem;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
}

.form-group .animated-border {
  border-radius: 12px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 2.25rem;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  color: #050505;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0, 240, 255, 0.35);
}

/* ============================================================
   404
   ============================================================ */

.error-404 {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
}

.error-404 h1 {
  font-size: clamp(5rem, 15vw, 10rem);
  background: linear-gradient(135deg, var(--cyan), var(--magenta), var(--amber));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: glitch 3s infinite;
}

@keyframes glitch {
  0%, 90%, 100% { transform: translate(0); }
  92% { transform: translate(-3px, 1px); }
  94% { transform: translate(3px, -1px); }
  96% { transform: translate(-2px, -1px); }
  98% { transform: translate(2px, 1px); }
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
  .feed-row-featured {
    grid-template-columns: 1fr;
  }
  .feed-row-3 {
    grid-template-columns: 1fr 1fr;
  }
  .category-grid .video-card:nth-child(odd) {
    transform: none;
  }
}

@media (max-width: 768px) {
  .primary-nav {
    display: none;
  }
  .menu-toggle {
    display: block;
  }
  .feed-row-2,
  .feed-row-3,
  .category-grid {
    grid-template-columns: 1fr;
  }
  .header-inner {
    padding: 0 1.25rem;
  }
  .home-feed {
    padding: 0 1.25rem 4rem;
  }
}

/* Mobile full-screen menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: rgba(5,5,5,0.97);
  backdrop-filter: blur(30px);
  z-index: 1500;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1.75rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s var(--ease-out);
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu a {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s var(--ease-out);
}

.mobile-menu.active a {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu.active a:nth-child(1) { transition-delay: 0.05s; }
.mobile-menu.active a:nth-child(2) { transition-delay: 0.1s; }
.mobile-menu.active a:nth-child(3) { transition-delay: 0.15s; }
.mobile-menu.active a:nth-child(4) { transition-delay: 0.2s; }
.mobile-menu.active a:nth-child(5) { transition-delay: 0.25s; }
.mobile-menu.active a:nth-child(6) { transition-delay: 0.3s; }

/* Utility */
.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

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