/* 91网 主样式文件 - 霓虹赛博潮流风格 */
/* 浅白背景+霓虹粉蓝渐变光效 */

:root {
  --neon-pink: #ff2d78;
  --neon-blue: #00c8ff;
  --neon-purple: #a855f7;
  --neon-cyan: #06ffd4;
  --bg-light: #f8f9ff;
  --bg-white: #ffffff;
  --bg-dark: #0a0a1a;
  --text-dark: #1a1a2e;
  --text-mid: #4a4a6a;
  --text-light: #8888aa;
  --gradient-main: linear-gradient(135deg, #ff2d78 0%, #a855f7 50%, #00c8ff 100%);
  --gradient-soft: linear-gradient(135deg, #fff0f8 0%, #f0f4ff 50%, #e8fffe 100%);
  --shadow-neon: 0 0 20px rgba(255,45,120,0.3), 0 0 40px rgba(0,200,255,0.2);
  --shadow-card: 0 8px 32px rgba(168,85,247,0.12);
  --border-radius: 16px;
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
  background: var(--bg-light);
  color: var(--text-dark);
  line-height: 1.7;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #f0f0ff; }
::-webkit-scrollbar-thumb { background: var(--gradient-main); border-radius: 3px; }

/* ===== HEADER / NAV ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(168,85,247,0.15);
  box-shadow: 0 2px 24px rgba(168,85,247,0.08);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.6rem;
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-main);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  font-weight: 900;
  box-shadow: var(--shadow-neon);
  -webkit-text-fill-color: #fff;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav a {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-mid);
  transition: var(--transition);
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
  background: var(--gradient-soft);
  color: var(--neon-pink);
}

.nav-cta {
  background: var(--gradient-main) !important;
  color: #fff !important;
  padding: 8px 20px !important;
  border-radius: 20px !important;
  box-shadow: 0 4px 16px rgba(255,45,120,0.3);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255,45,120,0.4) !important;
  background: var(--gradient-main) !important;
  color: #fff !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--neon-pink);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== SEARCH BAR ===== */
.search-bar-wrap {
  background: linear-gradient(90deg, #fff0f8 0%, #f0f4ff 100%);
  border-bottom: 1px solid rgba(168,85,247,0.1);
  padding: 12px 24px;
}

.search-bar-inner {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 2px solid transparent;
  border-radius: 30px;
  padding: 8px 8px 8px 20px;
  box-shadow: 0 4px 20px rgba(168,85,247,0.1);
  transition: var(--transition);
}

.search-bar-inner:focus-within {
  border-color: var(--neon-pink);
  box-shadow: 0 4px 20px rgba(255,45,120,0.2);
}

.search-bar-inner input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 0.95rem;
  color: var(--text-dark);
  background: transparent;
  font-family: inherit;
}

.search-bar-inner input::placeholder { color: var(--text-light); }

.search-btn {
  background: var(--gradient-main);
  color: #fff;
  border: none;
  padding: 8px 24px;
  border-radius: 22px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.search-btn:hover {
  transform: scale(1.04);
  box-shadow: 0 4px 16px rgba(255,45,120,0.35);
}

/* ===== SECTION COMMON ===== */
.section {
  padding: 80px 24px;
}

.section-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  display: inline-block;
  background: var(--gradient-soft);
  color: var(--neon-pink);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
  border: 1px solid rgba(255,45,120,0.2);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 900;
  color: var(--text-dark);
  line-height: 1.3;
  margin-bottom: 12px;
}

.section-title span {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-mid);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== HERO BANNER ===== */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg-dark);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../assets/images/banner.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.55;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(10,10,26,0.85) 0%,
    rgba(168,85,247,0.3) 50%,
    rgba(0,200,255,0.2) 100%);
}

.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  animation: float 8s infinite ease-in-out;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.6; }
  50% { transform: translateY(-30px) scale(1.1); opacity: 1; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,45,120,0.15);
  border: 1px solid rgba(255,45,120,0.4);
  color: #ff6ba8;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--neon-pink);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 5rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 20px;
  text-shadow: 0 0 40px rgba(255,45,120,0.5);
}

.hero-title .brand-highlight {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.8);
  max-width: 600px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--gradient-main);
  color: #fff;
  padding: 14px 36px;
  border-radius: 30px;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 8px 32px rgba(255,45,120,0.4);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(255,45,120,0.5);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: #fff;
  padding: 14px 36px;
  border-radius: 30px;
  font-size: 1rem;
  font-weight: 700;
  border: 2px solid rgba(255,255,255,0.4);
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.7);
  transform: translateY(-3px);
  color: #fff;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 60px;
  flex-wrap: wrap;
}

.hero-stat {
  text-align: left;
}

.hero-stat-num {
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-top: 2px;
}

/* ===== VIDEO CARDS ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.video-card {
  background: #fff;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  cursor: pointer;
}

.video-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(168,85,247,0.2);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #1a1a2e;
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.video-card:hover .video-thumb img {
  transform: scale(1.08);
}

.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0);
  transition: var(--transition);
  opacity: 0;
}

.video-card:hover .video-play-btn {
  opacity: 1;
  background: rgba(0,0,0,0.4);
}

.play-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 30px rgba(255,45,120,0.6);
  transform: scale(0.8);
  transition: var(--transition);
}

.video-card:hover .play-icon {
  transform: scale(1);
}

.play-icon::after {
  content: '';
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent #fff;
  margin-left: 4px;
}

.video-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 10px;
}

.video-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 6px;
}

.video-info {
  padding: 16px;
}

.video-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-meta {
  display: flex;
  gap: 14px;
  font-size: 0.8rem;
  color: var(--text-light);
}

.video-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ===== COMMUNITY SECTION ===== */
.community-section {
  background: linear-gradient(135deg, #fff0f8 0%, #f0f4ff 50%, #e8fffe 100%);
}

.danmu-wrap {
  background: var(--bg-dark);
  border-radius: var(--border-radius);
  padding: 20px;
  overflow: hidden;
  height: 120px;
  position: relative;
  margin-bottom: 32px;
}

.danmu-track {
  display: flex;
  gap: 24px;
  animation: danmuScroll 20s linear infinite;
  white-space: nowrap;
}

@keyframes danmuScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.danmu-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.85);
  font-size: 0.88rem;
  padding: 6px 14px;
  border-radius: 20px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  white-space: nowrap;
}

.danmu-item.pink { color: #ff9ec8; border-color: rgba(255,45,120,0.3); }
.danmu-item.blue { color: #7de8ff; border-color: rgba(0,200,255,0.3); }
.danmu-item.purple { color: #d4a8ff; border-color: rgba(168,85,247,0.3); }

.topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.topic-card {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  border-left: 4px solid transparent;
}

.topic-card:hover {
  transform: translateY(-4px);
  border-left-color: var(--neon-pink);
}

.topic-tag {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--neon-pink);
  background: rgba(255,45,120,0.08);
  padding: 2px 10px;
  border-radius: 10px;
  display: inline-block;
  margin-bottom: 8px;
}

.topic-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.topic-meta {
  font-size: 0.8rem;
  color: var(--text-light);
}

/* ===== AI SECTION ===== */
.ai-section {
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

.ai-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(168,85,247,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.ai-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 50%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(0,200,255,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.ai-section .section-title { color: #fff; }
.ai-section .section-desc { color: rgba(255,255,255,0.6); }
.ai-section .section-tag { background: rgba(255,45,120,0.15); border-color: rgba(255,45,120,0.3); }

.ai-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
  position: relative;
  z-index: 1;
}

.ai-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--border-radius);
  padding: 28px;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.ai-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(168,85,247,0.4);
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(168,85,247,0.2);
}

.ai-icon {
  width: 56px;
  height: 56px;
  background: var(--gradient-main);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
  box-shadow: 0 8px 24px rgba(255,45,120,0.3);
}

.ai-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.ai-card-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}

/* ===== EXPERT SECTION ===== */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}

.expert-card {
  background: #fff;
  border-radius: var(--border-radius);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.expert-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(168,85,247,0.18);
}

.expert-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 16px;
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  border: 3px solid transparent;
  background-clip: padding-box;
  box-shadow: 0 0 0 3px rgba(168,85,247,0.2);
  overflow: hidden;
}

.expert-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.expert-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.expert-role {
  font-size: 0.82rem;
  color: var(--neon-pink);
  font-weight: 600;
  margin-bottom: 10px;
}

.expert-desc {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* ===== REVIEWS ===== */
.reviews-section {
  background: linear-gradient(135deg, #f8f9ff 0%, #fff0f8 100%);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.review-card {
  background: #fff;
  border-radius: var(--border-radius);
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  position: relative;
}

.review-card::before {
  content: '"';
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 4rem;
  color: rgba(255,45,120,0.1);
  font-family: Georgia, serif;
  line-height: 1;
}

.review-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(168,85,247,0.15);
}

.review-stars {
  color: #ffd700;
  font-size: 0.9rem;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.review-text {
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 16px;
}

.review-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 700;
  flex-shrink: 0;
}

.review-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-dark);
}

.review-date {
  font-size: 0.78rem;
  color: var(--text-light);
}

/* ===== PARTNERS ===== */
.partners-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-bottom: 60px;
}

.partner-item {
  background: #fff;
  border: 1px solid rgba(168,85,247,0.15);
  border-radius: 12px;
  padding: 16px 28px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-mid);
  transition: var(--transition);
}

.partner-item:hover {
  border-color: var(--neon-pink);
  color: var(--neon-pink);
  transform: scale(1.04);
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: #fff;
  border-radius: 12px;
  margin-bottom: 12px;
  box-shadow: 0 4px 16px rgba(168,85,247,0.07);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  box-shadow: 0 8px 24px rgba(168,85,247,0.14);
}

.faq-q {
  padding: 18px 24px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  user-select: none;
}

.faq-q::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--neon-pink);
  font-weight: 300;
  flex-shrink: 0;
  transition: var(--transition);
}

.faq-item.open .faq-q::after {
  transform: rotate(45deg);
}

.faq-a {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.7;
}

.faq-item.open .faq-a {
  max-height: 200px;
  padding: 0 24px 18px;
}

/* ===== CONTACT ===== */
.contact-section {
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

.contact-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(255,45,120,0.1) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 50%, rgba(0,200,255,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.contact-section .section-title { color: #fff; }
.contact-section .section-desc { color: rgba(255,255,255,0.6); }
.contact-section .section-tag { background: rgba(255,45,120,0.15); border-color: rgba(255,45,120,0.3); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 32px;
  position: relative;
  z-index: 1;
}

.contact-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--border-radius);
  padding: 32px;
  text-align: center;
  transition: var(--transition);
}

.contact-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,45,120,0.3);
}

.contact-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.contact-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.contact-card p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}

.qr-placeholder {
  width: 100px;
  height: 100px;
  background: rgba(255,255,255,0.1);
  border: 2px dashed rgba(255,255,255,0.2);
  border-radius: 12px;
  margin: 12px auto 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
}

/* ===== FOOTER ===== */
.site-footer {
  background: #05050f;
  padding: 48px 24px 24px;
  border-top: 1px solid rgba(168,85,247,0.15);
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo {
  font-size: 1.4rem;
  margin-bottom: 12px;
  display: inline-flex;
}

.footer-brand p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: rgba(255,255,255,0.8);
  margin-bottom: 16px;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--neon-pink);
}

.footer-divider {
  border: none;
  border-top: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 24px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
  transition: var(--transition);
}

.footer-links a:hover { color: var(--neon-pink); }

.footer-social {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}

.social-btn:hover {
  background: var(--gradient-main);
  border-color: transparent;
  color: #fff;
}

/* ===== INNER PAGE STYLES ===== */
.page-hero {
  background: var(--bg-dark);
  padding: 80px 24px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(168,85,247,0.2) 0%, transparent 70%);
}

.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 900;
  color: #fff;
  position: relative;
  z-index: 1;
  margin-bottom: 12px;
}

.page-hero h1 span {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-hero p {
  font-size: 1rem;
  color: rgba(255,255,255,0.65);
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-light);
  padding: 12px 24px;
  max-width: 1280px;
  margin: 0 auto;
}

.breadcrumb a { color: var(--neon-pink); }
.breadcrumb span { color: var(--text-light); }

/* ===== NEON GLOW EFFECTS ===== */
.neon-border {
  border: 1px solid rgba(255,45,120,0.3);
  box-shadow: 0 0 10px rgba(255,45,120,0.1), inset 0 0 10px rgba(255,45,120,0.05);
}

.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .main-nav { display: none; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px);
    padding: 16px;
    gap: 4px;
    border-bottom: 1px solid rgba(168,85,247,0.15);
    z-index: 999;
  }
  .hamburger { display: flex; }
  .hero-title { font-size: 2.2rem; }
  .hero-stats { gap: 24px; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .contact-grid { grid-template-columns: 1fr; }
  .section { padding: 56px 16px; }
}

@media (max-width: 480px) {
  .header-inner { padding: 0 16px; }
  .hero-btns { flex-direction: column; }
  .btn-primary, .btn-outline { width: 100%; justify-content: center; }
  .video-grid { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
}

/* ===== LOADING ANIMATION ===== */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.shimmer {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

/* ===== INNER PAGE CONTENT ===== */
.content-section {
  padding: 60px 24px;
  max-width: 1280px;
  margin: 0 auto;
}

.inner-video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 20px;
  border: 1px solid rgba(168,85,247,0.2);
  background: #fff;
  color: var(--text-mid);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--gradient-main);
  color: #fff;
  border-color: transparent;
}

/* ===== TOOL CARDS ===== */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.tool-card {
  background: #fff;
  border-radius: var(--border-radius);
  padding: 28px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  border-top: 3px solid transparent;
}

.tool-card:hover {
  transform: translateY(-6px);
  border-top-color: var(--neon-pink);
  box-shadow: 0 16px 48px rgba(255,45,120,0.12);
}

.tool-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.tool-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.tool-desc {
  font-size: 0.88rem;
  color: var(--text-mid);
  line-height: 1.6;
  margin-bottom: 16px;
}

.tool-tag {
  display: inline-block;
  background: rgba(255,45,120,0.08);
  color: var(--neon-pink);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 10px;
}