/*
Theme Name: Easytoop Studio
Theme URI: https://www.easytoop.com/
Author: Easytoop
Author URI: https://www.easytoop.com/
Description: 高端电商视觉摄影设计工作室主题，含视频背景、滚动动效、渐变视觉。
Version: 1.0.0
Requires at least: 5.8
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: easytoop-studio
Tags: custom-background, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready, block-styles, wide-blocks
*/
/* ============================================
   Easytoop Studio - Main Stylesheet
   深浅交替 + 渐变霓虹 + 玻璃态
   ============================================ */

/* --- CSS Variables --- */
:root {
  /* Backgrounds - 深浅交替 */
  --bg-dark: #0a0a12;
  --bg-darker: #06060e;
  --bg-light: #f8f8fc;
  --bg-lighter: #ffffff;
  --bg-card-dark: rgba(255,255,255,0.03);
  --bg-card-light: rgba(255,255,255,0.7);

  /* Text */
  --text-light: #f0f0f5;
  --text-light-muted: #9999aa;
  --text-light-dim: #666677;
  --text-dark: #1a1a2e;
  --text-dark-muted: #666677;
  --text-dark-dim: #9999aa;

  /* Gradient Colors - 粉紫蓝青 */
  --grad-pink: #ff6b9d;
  --grad-purple: #9b59b6;
  --grad-indigo: #6366f1;
  --grad-blue: #3b82f6;
  --grad-cyan: #06b6d4;
  --grad-teal: #14b8a6;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #ff6b9d 0%, #9b59b6 50%, #6366f1 100%);
  --gradient-secondary: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
  --gradient-accent: linear-gradient(135deg, #ff6b9d 0%, #6366f1 50%, #06b6d4 100%);
  --gradient-text: linear-gradient(135deg, #ff6b9d 0%, #9b59b6 35%, #6366f1 65%, #06b6d4 100%);
  --gradient-btn: linear-gradient(135deg, #9b59b6 0%, #6366f1 100%);

  /* Glow colors */
  --glow-purple: rgba(155,89,182,0.15);
  --glow-blue: rgba(59,130,246,0.12);
  --glow-cyan: rgba(6,182,212,0.1);
  --glow-pink: rgba(255,107,157,0.12);

  /* Borders */
  --border-dark: rgba(255,255,255,0.08);
  --border-dark-hover: rgba(155,89,182,0.3);
  --border-light: rgba(0,0,0,0.08);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-display: 'Playfair Display', Georgia, 'Songti SC', serif;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-max: 1280px;
  --nav-height: 80px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-sans);
  background: var(--bg-dark);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition-fast); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; color: inherit; font-family: inherit; }
::selection { background: var(--grad-purple); color: #fff; }

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-darker); }
::-webkit-scrollbar-thumb { background: linear-gradient(180deg, var(--grad-purple), var(--grad-indigo)); border-radius: 4px; }

/* --- Layout --- */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 40px; }
.section { padding: 120px 0; position: relative; overflow: hidden; }

/* 深浅交替背景 */
.about-section, .portfolio-section, .testimonials-section, .contact-section {
  background: var(--bg-dark);
}
.services-section, .process-section, .cta-section {
  background: var(--bg-darker);
}

/* 光晕装饰 */
.section::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
}
.about-section::before { top: -100px; right: -100px; background: var(--glow-purple); }
.services-section::before { bottom: -150px; left: -100px; background: var(--glow-blue); }
.portfolio-section::before { top: 50%; right: -150px; background: var(--glow-cyan); }
.process-section::before { top: -100px; left: 50%; transform: translateX(-50%); background: var(--glow-pink); }
.testimonials-section::before { bottom: -100px; right: 20%; background: var(--glow-purple); }
.cta-section::before { top: 50%; left: 50%; transform: translate(-50%,-50%); width: 700px; height: 700px; background: var(--glow-purple); }
.contact-section::before { top: -100px; left: -100px; background: var(--glow-blue); }

.section .container { position: relative; z-index: 1; }

/* --- Section Headers --- */
.section-header { margin-bottom: 64px; max-width: 700px; }
.section-label {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 12px; font-weight: 600; letter-spacing: 3px;
  text-transform: uppercase; color: var(--grad-purple);
  margin-bottom: 20px;
}
.section-label::before {
  content: ''; width: 32px; height: 2px;
  background: var(--gradient-primary); border-radius: 2px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 500; line-height: 1.15;
  margin-bottom: 20px; letter-spacing: -0.02em;
}
.section-title .accent, .gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-desc {
  font-size: 17px; color: var(--text-light-muted);
  line-height: 1.8; max-width: 560px;
}

/* --- Navigation --- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-height); display: flex; align-items: center;
  transition: all var(--transition-normal);
  background: transparent;
}
.site-header.scrolled {
  background: rgba(10,10,18,0.8);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-dark);
  height: 68px;
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between; width: 100%;
}
.site-logo { font-size: 22px; font-weight: 700; letter-spacing: 1px; }
.site-logo .logo-text {
  background: var(--gradient-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.main-nav ul { display: flex; gap: 36px; }
.main-nav a {
  font-size: 14px; font-weight: 500; position: relative; padding: 6px 0;
  color: var(--text-light-muted);
}
.main-nav a:hover { color: var(--text-light); }
.main-nav a::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 2px; background: var(--gradient-primary);
  transition: width var(--transition-normal); border-radius: 2px;
}
.main-nav a:hover::after, .main-nav .current-menu-item a::after { width: 100%; }
.header-actions { display: flex; align-items: center; gap: 20px; }
.nav-cta {
  padding: 10px 28px; border-radius: 100px;
  font-size: 13px; font-weight: 600;
  background: var(--gradient-btn); color: #fff;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 20px rgba(99,102,241,0.3);
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(99,102,241,0.4); color: #fff; }
.mobile-menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.mobile-menu-toggle span { width: 24px; height: 2px; background: var(--text-light); transition: all var(--transition-fast); }

/* --- Hero with Interactive Video --- */
.hero {
  position: relative; height: 100vh; min-height: 700px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-video-wrapper { position: absolute; inset: 0; z-index: 0; }
.hero-video {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%; object-fit: cover;
}
.hero-interactive-overlay {
  position: absolute; inset: 0;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(155,89,182,0.2) 0%, transparent 50%);
  transition: background 0.1s ease;
  pointer-events: none; z-index: 1;
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(180deg, rgba(6,6,14,0.5) 0%, rgba(6,6,14,0.3) 40%, rgba(6,6,14,0.9) 100%);
}
.hero-grid {
  position: absolute; inset: 0; z-index: 1;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}
.hero-content {
  position: relative; z-index: 3; text-align: center;
  max-width: 900px; padding: 0 40px;
}
.hero-eyebrow {
  display: inline-block; font-size: 13px; font-weight: 600;
  letter-spacing: 4px; text-transform: uppercase;
  color: var(--grad-cyan); margin-bottom: 28px;
  opacity: 0; transform: translateY(20px);
  animation: fadeUp 0.8s ease forwards 0.3s;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 500; line-height: 1.08;
  margin-bottom: 28px; letter-spacing: -0.03em;
  opacity: 0; transform: translateY(30px);
  animation: fadeUp 1s ease forwards 0.5s;
}
.hero-title .line { display: block; }
.hero-subtitle {
  font-size: clamp(15px, 2vw, 19px);
  color: var(--text-light-muted); max-width: 580px;
  margin: 0 auto 44px; line-height: 1.8;
  opacity: 0; transform: translateY(20px);
  animation: fadeUp 0.8s ease forwards 0.8s;
}
.hero-actions {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
  opacity: 0; transform: translateY(20px);
  animation: fadeUp 0.8s ease forwards 1.1s;
}
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 34px; border-radius: 100px;
  font-size: 14px; font-weight: 600; letter-spacing: 0.5px;
  transition: all var(--transition-normal); position: relative; overflow: hidden;
}
.btn-primary {
  background: var(--gradient-btn); color: #fff;
  box-shadow: 0 4px 24px rgba(99,102,241,0.35);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(99,102,241,0.5);
  color: #fff;
}
.btn-outline {
  border: 1px solid rgba(255,255,255,0.15); color: var(--text-light);
  background: rgba(255,255,255,0.03); backdrop-filter: blur(10px);
}
.btn-outline:hover {
  border-color: var(--grad-purple); color: #fff;
  background: rgba(155,89,182,0.1); transform: translateY(-3px);
}
.hero-scroll {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
  z-index: 3; display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-light-dim); font-size: 10px; letter-spacing: 3px;
  text-transform: uppercase; opacity: 0; animation: fadeIn 1s ease forwards 1.5s;
}
.hero-scroll .scroll-line {
  width: 1px; height: 36px;
  background: linear-gradient(to bottom, var(--grad-purple), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { to { opacity: 1; } }
@keyframes scrollPulse { 0%,100% { transform: scaleY(1); opacity: 1; } 50% { transform: scaleY(0.4); opacity: 0.4; } }

/* --- Glass Card 玻璃态 --- */
.glass-card {
  background: var(--bg-card-dark);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
}
.glass-card:hover {
  border-color: var(--border-dark-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3), 0 0 40px var(--glow-purple);
}

/* --- About --- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-image { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4/5; }
.about-image-placeholder {
  width: 100%; height: 100%; position: relative;
  background: var(--bg-card-dark); border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.placeholder-gradient {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--glow-purple), var(--glow-blue), var(--glow-cyan));
  animation: gradientShift 8s ease infinite;
  background-size: 200% 200%;
}
@keyframes gradientShift { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
.placeholder-text { position: relative; z-index: 1; color: var(--text-light-muted); font-size: 14px; letter-spacing: 2px; }
.about-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 32px; margin-top: 48px; padding-top: 40px; border-top: 1px solid var(--border-dark); }
.stat-number {
  font-family: var(--font-display); font-size: 40px; font-weight: 500;
  background: var(--gradient-text); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text; line-height: 1; margin-bottom: 8px;
}
.stat-label { font-size: 13px; color: var(--text-light-muted); letter-spacing: 0.5px; }

/* --- Services --- */
.services-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.service-card { padding: 44px; position: relative; }
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient-primary); transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition-normal); border-radius: 2px 2px 0 0;
}
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04); display: flex; align-items: center;
  justify-content: center; margin-bottom: 24px;
}
.service-title { font-family: var(--font-display); font-size: 23px; font-weight: 500; margin-bottom: 14px; }
.service-desc { color: var(--text-light-muted); font-size: 15px; line-height: 1.8; margin-bottom: 20px; }
.service-features { display: flex; flex-wrap: wrap; gap: 8px; }
.service-feature {
  font-size: 12px; padding: 6px 14px; border-radius: 100px;
  background: rgba(255,255,255,0.04); color: var(--text-light-muted);
  border: 1px solid var(--border-dark);
}

/* --- Portfolio --- */
.portfolio-filters { display: flex; gap: 10px; margin-bottom: 40px; flex-wrap: wrap; }
.portfolio-filter {
  padding: 8px 22px; border: 1px solid var(--border-dark);
  border-radius: 100px; font-size: 13px; font-weight: 500;
  color: var(--text-light-muted); transition: all var(--transition-fast);
  background: transparent;
}
.portfolio-filter:hover, .portfolio-filter.active {
  border-color: transparent; color: #fff;
  background: var(--gradient-btn);
  box-shadow: 0 4px 16px rgba(99,102,241,0.3);
}
.portfolio-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.portfolio-item {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  aspect-ratio: 4/3; cursor: pointer;
  border: 1px solid var(--border-dark);
}
.portfolio-item img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.portfolio-item:hover img { transform: scale(1.08); }
.portfolio-placeholder {
  width: 100%; height: 100%; position: relative;
  background: var(--bg-card-dark); display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 12px;
}
.portfolio-placeholder .placeholder-gradient { opacity: 0.5; }
.placeholder-category { position: relative; z-index: 1; font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--grad-cyan); }
.placeholder-title { position: relative; z-index: 1; font-family: var(--font-display); font-size: 20px; color: var(--text-light); }
.portfolio-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(6,6,14,0.95) 100%);
  display: flex; flex-direction: column; justify-content: flex-end; padding: 28px;
  opacity: 0; transition: opacity var(--transition-normal);
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-category { font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--grad-cyan); margin-bottom: 8px; }
.portfolio-title { font-family: var(--font-display); font-size: 20px; font-weight: 500; transform: translateY(16px); transition: transform var(--transition-normal); }
.portfolio-item:hover .portfolio-title { transform: translateY(0); }
.portfolio-link { position: absolute; inset: 0; z-index: 5; }
.portfolio-load-more { text-align: center; margin-top: 48px; }

/* --- Process --- */
.process-timeline { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; margin-top: 64px; position: relative; }
.process-timeline::before {
  content: ''; position: absolute; top: 32px; left: 10%; right: 10%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-dark), var(--border-dark), transparent);
}
.process-step { text-align: center; padding: 0 16px; position: relative; }
.process-number {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--bg-card-dark); border: 1px solid var(--border-dark);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 24px; font-family: var(--font-display); font-size: 20px;
  color: var(--text-light); position: relative; z-index: 1;
  transition: all var(--transition-normal);
}
.process-step:hover .process-number {
  background: var(--gradient-btn); border-color: transparent; color: #fff;
  box-shadow: 0 8px 30px rgba(99,102,241,0.4);
}
.process-step-title { font-family: var(--font-display); font-size: 19px; font-weight: 500; margin-bottom: 10px; }
.process-step-desc { font-size: 14px; color: var(--text-light-muted); line-height: 1.7; }

/* --- Testimonials --- */
.testimonials-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.testimonial-card { padding: 36px; }
.testimonial-stars { color: #fbbf24; font-size: 15px; margin-bottom: 18px; letter-spacing: 3px; }
.testimonial-text { font-size: 15px; line-height: 1.9; color: var(--text-light); margin-bottom: 24px; }
.testimonial-author { display: flex; align-items: center; gap: 14px; }
.testimonial-avatar {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--gradient-primary); display: flex; align-items: center;
  justify-content: center; font-weight: 600; color: #fff; font-size: 16px;
}
.testimonial-name { font-weight: 600; font-size: 14px; margin-bottom: 2px; }
.testimonial-role { font-size: 12px; color: var(--text-light-muted); }

/* --- CTA --- */
.cta-content { text-align: center; max-width: 700px; margin: 0 auto; position: relative; z-index: 1; }
.cta-title { font-family: var(--font-display); font-size: clamp(30px, 5vw, 48px); font-weight: 500; line-height: 1.2; margin-bottom: 20px; }
.cta-desc { font-size: 17px; color: var(--text-light-muted); margin-bottom: 40px; line-height: 1.8; }

/* --- Contact --- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; }
.contact-info h3 { font-family: var(--font-display); font-size: 26px; font-weight: 500; margin-bottom: 18px; }
.contact-info p { color: var(--text-light-muted); line-height: 1.8; margin-bottom: 36px; }
.contact-item { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 24px; }
.contact-item-icon {
  width: 44px; height: 44px; border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04); display: flex; align-items: center;
  justify-content: center; flex-shrink: 0; color: var(--grad-cyan);
}
.contact-item-label { font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--text-light-dim); margin-bottom: 4px; }
.contact-item-value { font-size: 15px; font-weight: 500; }
.contact-form { padding: 40px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--text-light-muted); margin-bottom: 8px; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 13px 16px; background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-dark); border-radius: var(--radius-md);
  color: var(--text-light); font-size: 14px; transition: border-color var(--transition-fast);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--grad-purple);
  box-shadow: 0 0 0 3px rgba(155,89,182,0.1);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* --- Footer --- */
.site-footer { background: var(--bg-darker); border-top: 1px solid var(--border-dark); padding: 72px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand .site-logo { margin-bottom: 16px; display: inline-block; }
.footer-brand p { color: var(--text-light-muted); font-size: 14px; line-height: 1.8; max-width: 280px; margin-bottom: 24px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--border-dark);
  display: flex; align-items: center; justify-content: center; font-size: 12px;
  color: var(--text-light-muted); transition: all var(--transition-fast);
}
.footer-social a:hover { border-color: var(--grad-purple); color: #fff; background: rgba(155,89,182,0.1); }
.footer-col h4 { font-size: 13px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 20px; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col a { font-size: 14px; color: var(--text-light-muted); }
.footer-col a:hover { color: var(--grad-cyan); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 28px; border-top: 1px solid var(--border-dark);
  font-size: 13px; color: var(--text-light-dim);
}

/* --- Scroll Reveal --- */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.8s cubic-bezier(0.16,1,0.3,1), transform 0.8s cubic-bezier(0.16,1,0.3,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* --- Inner Pages --- */
.page-header { padding: 160px 0 72px; background: var(--bg-darker); text-align: center; position: relative; overflow: hidden; }
.page-header::before { content: ''; position: absolute; top: -100px; left: 50%; transform: translateX(-50%); width: 600px; height: 400px; background: radial-gradient(ellipse, var(--glow-purple) 0%, transparent 70%); pointer-events: none; }
.page-title { font-family: var(--font-display); font-size: clamp(34px,5vw,52px); font-weight: 500; margin-bottom: 14px; position: relative; }
.page-breadcrumb { font-size: 14px; color: var(--text-light-muted); position: relative; }
.page-breadcrumb a { color: var(--grad-cyan); }
.content-area { padding: 80px 0; }
.content-area .container { max-width: 800px; }
.entry-content { font-size: 16px; line-height: 1.9; }
.entry-content h2 { font-family: var(--font-display); font-size: 30px; font-weight: 500; margin: 40px 0 18px; }
.entry-content h3 { font-family: var(--font-display); font-size: 22px; font-weight: 500; margin: 32px 0 14px; }
.entry-content p { margin-bottom: 20px; color: var(--text-light-muted); }
.entry-content img { border-radius: var(--radius-lg); margin: 28px 0; }
.entry-content a { color: var(--grad-cyan); text-decoration: underline; text-underline-offset: 3px; }

/* --- 404 --- */
.error-404 { text-align: center; padding: 140px 0; }
.error-404 .error-code { font-family: var(--font-display); font-size: 120px; font-weight: 500; background: var(--gradient-text); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1; margin-bottom: 20px; }

/* --- Mobile Menu --- */
.mobile-menu {
  position: fixed; top: 0; right: -100%; width: 80%; max-width: 320px;
  height: 100vh; background: var(--bg-darker); border-left: 1px solid var(--border-dark);
  z-index: 2000; padding: 100px 36px 36px; transition: right var(--transition-normal);
}
.mobile-menu.open { right: 0; }
.mobile-menu ul { display: flex; flex-direction: column; gap: 8px; }
.mobile-menu a { font-size: 17px; font-weight: 500; display: block; padding: 14px 0; border-bottom: 1px solid var(--border-dark); }
.mobile-menu-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.6); z-index: 1999; opacity: 0; visibility: hidden; transition: all var(--transition-normal); }
.mobile-menu-overlay.open { opacity: 1; visibility: visible; }
.mobile-menu-close { position: absolute; top: 24px; right: 24px; font-size: 28px; color: var(--text-light-muted); }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .container { padding: 0 24px; }
  .section { padding: 80px 0; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .services-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: repeat(2,1fr); }
  .process-timeline { grid-template-columns: repeat(2,1fr); gap: 40px; }
  .process-timeline::before { display: none; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 768px) {
  .main-nav, .nav-cta { display: none; }
  .mobile-menu-toggle { display: flex; }
  .section { padding: 60px 0; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
  .about-stats { grid-template-columns: 1fr; gap: 20px; text-align: center; }
  .service-card, .testimonial-card, .contact-form { padding: 28px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; max-width: 280px; }
}

/* --- Skip Link --- */
.skip-link { position: absolute; top: -100px; left: 0; background: var(--grad-purple); color: #fff; padding: 12px 24px; z-index: 9999; transition: top var(--transition-fast); }
.skip-link:focus { top: 0; }
.screen-reader-text { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }