/* AI-REWRITTEN - Style: gradient-fluid-muted */
/* File: themes/ky-sport/style.css */

/* =============================================
   CSS VARIABLES & DESIGN SYSTEM
   ============================================= */
:root {
  --primary:        #7f879f;
  --primary-dark:   #646c84;
  --primary-light:  #a7afc5;
  --accent:         #b7848f;
  --bg-dark:        #eef1f5;
  --bg-card:        #f8fafc;
  --bg-card2:       #f1f4f8;
  --bg-header:      rgba(248,250,252,0.78);
  --border:         #d6dde6;
  --border-gold:    rgba(127,135,159,0.28);
  --text-primary:   #2a3140;
  --text-secondary: #5f687c;
  --text-muted:     #8f97a8;
  --radius:         22px;
  --radius-lg:      30px;
  --shadow:         0 18px 45px rgba(96,108,133,0.14);
  --shadow-gold:    0 18px 40px rgba(127,135,159,0.22);
  --transition:     0.4s cubic-bezier(0.22, 1, 0.36, 1);
  --font-main:      'PingFang SC','Microsoft YaHei','Hiragino Sans GB',sans-serif;
  --header-h:       80px;
  --container:      1320px;
}

/* =============================================
   RESET
   ============================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 17px; }
body {
  font-family: var(--font-main);
  background: linear-gradient(180deg, #eef1f5 0%, #e8edf3 100%);
  color: var(--text-primary);
  line-height: 1.82;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color var(--transition), opacity var(--transition), transform var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea, select { font-family: inherit; }

/* =============================================
   TYPOGRAPHY
   ============================================= */
h1 { font-size: clamp(2.4rem, 5.8vw, 4.4rem); font-weight: 900; line-height: 1.06; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.8rem); font-weight: 800; line-height: 1.14; letter-spacing: -0.02em; }
h3 { font-size: clamp(1.2rem, 2.4vw, 1.75rem); font-weight: 700; line-height: 1.28; letter-spacing: -0.01em; }
h4 { font-size: 1.18rem; font-weight: 700; letter-spacing: -0.01em; }
p  { font-size: 1.04rem; color: var(--text-secondary); }

.gold { color: var(--primary); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }

/* Section heading style */
.section-title {
  text-align: center;
  margin-bottom: 64px;
}
.section-title h2 {
  color: var(--text-primary);
  margin-bottom: 16px;
}
.section-title h2 span { color: var(--primary); }
.section-title p { color: var(--text-secondary); max-width: 700px; margin: 0 auto; }
.section-title .divider {
  width: 84px; height: 5px;
  background: linear-gradient(90deg, var(--primary-light), rgba(167,175,197,0));
  margin: 20px auto 0;
  border-radius: 999px;
}

/* =============================================
   LAYOUT
   ============================================= */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}
.section { padding: 110px 0; }
.section-dark  { background: linear-gradient(180deg, #eef1f5 0%, #e6ebf2 100%); }
.section-card  { background: linear-gradient(180deg, #f8fafc 0%, #f2f5f8 100%); }
.section-card2 { background: linear-gradient(180deg, #f1f4f8 0%, #ebf0f5 100%); }

.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 34px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 30px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 26px; }
.grid-main-sidebar {
  display: grid;
  grid-template-columns: minmax(0,1fr) 360px;
  gap: 42px;
}
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-2 { gap: 12px; }
.gap-4 { gap: 22px; }

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 32px;
  border-radius: var(--radius);
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  backdrop-filter: blur(10px);
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: #f7f9fc;
  box-shadow: 0 14px 30px rgba(127,135,159,0.24);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent), var(--primary));
  color: #fbfcfe;
  transform: translateY(-3px) scale(1.01);
  box-shadow: var(--shadow-gold);
}
.btn-outline {
  border: 1px solid rgba(127,135,159,0.38);
  color: var(--primary-dark);
  background: rgba(248,250,252,0.55);
}
.btn-outline:hover {
  background: linear-gradient(135deg, rgba(167,175,197,0.24), rgba(183,132,143,0.18));
  color: var(--text-primary);
  border-color: rgba(183,132,143,0.34);
}
.btn-accent {
  background: linear-gradient(135deg, var(--accent), #9d7486);
  color: #fbf9fb;
  box-shadow: 0 14px 28px rgba(183,132,143,0.2);
}
.btn-accent:hover {
  background: linear-gradient(135deg, #c69ba5, var(--accent));
  color: #ffffff;
  transform: translateY(-3px) scale(1.01);
}
.btn-lg { padding: 19px 44px; font-size: 1.08rem; }
.btn-sm { padding: 10px 20px; font-size: 0.82rem; }

/* =============================================
   CARDS
   ============================================= */
.card {
  background: linear-gradient(180deg, rgba(248,250,252,0.94) 0%, rgba(241,244,248,0.92) 100%);
  border: 1px solid rgba(214,221,230,0.9);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}
.card:hover {
  transform: translateY(-8px);
  border-color: rgba(127,135,159,0.34);
  box-shadow: 0 24px 54px rgba(127,135,159,0.2);
}
.card-img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.card-body { padding: 26px; }
.card-title {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-title a:hover { color: var(--primary-dark); }
.card-meta {
  display: flex;
  gap: 14px;
  font-size: 0.84rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.card-excerpt {
  font-size: 0.92rem;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-footer {
  padding: 16px 26px;
  border-top: 1px solid rgba(214,221,230,0.8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(180deg, rgba(248,250,252,0.35) 0%, rgba(241,244,248,0.75) 100%);
}

/* Post list item */
.post-item {
  display: flex;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(214,221,230,0.85);
}
.post-item:last-child { border-bottom: none; }
.post-item-thumb {
  width: 116px;
  height: 82px;
  object-fit: cover;
  border-radius: 20px;
  flex-shrink: 0;
}
.post-item-body { flex: 1; min-width: 0; }
.post-item-title {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 8px;
}
.post-item-title a:hover { color: var(--primary-dark); }
.post-item-meta { font-size: 0.8rem; color: var(--text-muted); }

/* =============================================
   HEADER
   ============================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-header);
  border-bottom: 1px solid rgba(214,221,230,0.7);
  height: var(--header-h);
  box-shadow: 0 12px 30px rgba(96,108,133,0.08);
  backdrop-filter: blur(18px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.site-logo img { height: 44px; width: auto; }
.site-logo-text {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary-dark);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Main nav */
.main-nav { display: flex; align-items: center; }
.main-nav ul { display: flex; align-items: center; gap: 8px; }
.main-nav a {
  display: block;
  padding: 10px 16px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: 18px;
  transition: all var(--transition);
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--primary-dark);
  background: linear-gradient(135deg, rgba(167,175,197,0.18), rgba(183,132,143,0.12));
}
.main-nav .nav-cta {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fdfcff !important;
  padding: 11px 22px;
  font-weight: 800;
  border-radius: 20px;
  margin-left: 16px;
  box-shadow: 0 12px 24px rgba(127,135,159,0.18);
}
.main-nav .nav-cta:hover {
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: #ffffff !important;
}

/* Search bar in header */
.header-search { position: relative; }
.header-search input {
  background: rgba(241,244,248,0.92);
  border: 1px solid rgba(214,221,230,0.95);
  color: var(--text-primary);
  padding: 10px 46px 10px 18px;
  border-radius: 999px;
  font-size: 0.9rem;
  width: 220px;
  transition: all var(--transition);
  backdrop-filter: blur(10px);
}
.header-search input:focus {
  outline: none;
  border-color: rgba(127,135,159,0.55);
  width: 272px;
  box-shadow: 0 0 0 6px rgba(167,175,197,0.16);
}
.header-search input::placeholder { color: var(--text-muted); }
.header-search button {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.95rem;
}
.header-search button:hover { color: var(--primary-dark); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 3px;
  background: var(--text-primary);
  border-radius: 999px;
  transition: all var(--transition);
}

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, rgba(248,250,252,0.96) 0%, rgba(232,237,243,0.97) 100%);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  backdrop-filter: blur(16px);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-primary);
  padding: 14px 36px;
  border-radius: 22px;
}
.mobile-nav a:hover { color: var(--primary-dark); background: rgba(167,175,197,0.12); }
.mobile-nav-close {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 2.1rem;
  color: var(--text-muted);
  cursor: pointer;
}

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  position: relative;
  min-height: 720px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #edf1f6 0%, #dfe6ee 48%, #f4eef1 100%);
}
.hero-bg {
  position: absolute;
  inset: 0;
  object-fit: cover;
  width: 100%;
  height: 100%;
  opacity: 0.18;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 25%, rgba(167,175,197,0.24) 0%, rgba(167,175,197,0) 42%),
    radial-gradient(circle at 82% 18%, rgba(183,132,143,0.18) 0%, rgba(183,132,143,0) 38%),
    linear-gradient(135deg, rgba(248,250,252,0.62) 0%, rgba(241,244,248,0.28) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(248,250,252,0.42);
  border: 1px solid rgba(127,135,159,0.24);
  color: var(--primary-dark);
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 24px;
  backdrop-filter: blur(14px);
}
.hero h1 { color: var(--text-primary); margin-bottom: 24px; }
.hero h1 span { color: var(--primary); }
.hero p {
  color: var(--text-secondary);
  font-size: 1.16rem;
  margin-bottom: 42px;
  max-width: 620px;
}
.hero-btns { display: flex; gap: 18px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 54px;
  margin-top: 56px;
  padding-top: 38px;
  border-top: 1px solid rgba(214,221,230,0.92);
}
.hero-stat-num {
  font-size: 2.3rem;
  font-weight: 900;
  color: var(--primary-dark);
  display: block;
  letter-spacing: -0.03em;
}
.hero-stat-label {
  font-size: 0.84rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Floating gold particle decoration */
.hero::after {
  content: '';
  position: absolute;
  right: -80px;
  top: -70px;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(167,175,197,0.2) 0%, rgba(183,132,143,0.1) 30%, transparent 72%);
  pointer-events: none;
}

/* =============================================
   BREADCRUMB
   ============================================= */
.breadcrumb {
  background: linear-gradient(180deg, rgba(248,250,252,0.9) 0%, rgba(241,244,248,0.9) 100%);
  border-bottom: 1px solid rgba(214,221,230,0.72);
  padding: 16px 0;
  backdrop-filter: blur(10px);
}
.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.breadcrumb-list a { color: var(--text-muted); }
.breadcrumb-list a:hover { color: var(--primary-dark); }
.breadcrumb-list .sep { color: #bcc5d1; }
.breadcrumb-list .current { color: var(--text-primary); }

/* =============================================
   FEATURED POSTS (Home)
   ============================================= */
.featured-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  grid-template-rows: auto auto;
  gap: 30px;
}
.featured-main {
  grid-row: 1 / 3;
  grid-column: 1 / 2;
}
.featured-main .card-img { aspect-ratio: 5/4; }
.featured-main .card-title { font-size: 1.4rem; }
.featured-main .card-excerpt { -webkit-line-clamp: 4; }

/* Category label */
.cat-label {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #f9fbfd;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 6px 12px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 10px;
}
.cat-label-accent { background: linear-gradient(135deg, var(--accent), #9f7f8f); color: #fffdfd; }

/* =============================================
   TICKER / BREAKING NEWS
   ============================================= */
.ticker-bar {
  background: linear-gradient(135deg, #a97d8c 0%, #8d93a7 100%);
  color: #fbfcfe;
  padding: 14px 0;
  overflow: hidden;
}
.ticker-inner { display: flex; align-items: center; gap: 24px; }
.ticker-label {
  font-size: 0.76rem;
  font-weight: 900;
  background: rgba(248,250,252,0.18);
  padding: 6px 12px;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.ticker-track {
  display: flex;
  gap: 56px;
  animation: ticker 30s linear infinite;
  white-space: nowrap;
  font-size: 0.9rem;
}
.ticker-track a { color: #fbfcfe; }
.ticker-track a:hover { text-decoration: underline; opacity: 0.9; }
@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* =============================================
   APP DOWNLOAD CARDS
   ============================================= */
.app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}
.app-card {
  background: linear-gradient(180deg, rgba(248,250,252,0.88) 0%, rgba(241,244,248,0.95) 100%);
  border: 1px solid rgba(214,221,230,0.85);
  border-radius: var(--radius-lg);
  padding: 34px 24px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(96,108,133,0.12);
  backdrop-filter: blur(14px);
}
.app-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--primary-light), var(--accent), rgba(183,132,143,0));
}
.app-card:hover {
  border-color: rgba(127,135,159,0.34);
  transform: translateY(-8px);
  box-shadow: 0 22px 46px rgba(127,135,159,0.18);
}
.app-card img {
  width: 88px;
  height: 88px;
  object-fit: contain;
  margin: 0 auto 20px;
  border-radius: 24px;
}
.app-card h4 { color: var(--primary-dark); font-size: 1.08rem; margin-bottom: 12px; }
.app-card p { font-size: 0.86rem; color: var(--text-secondary); }

/* =============================================
   ABOUT SECTION
   ============================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 72px;
  align-items: center;
}
.about-content h2 { margin-bottom: 24px; }
.about-content p { color: var(--text-secondary); margin-bottom: 18px; }
.about-features { margin: 34px 0; display: flex; flex-direction: column; gap: 16px; }
.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.about-feature-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(145deg, rgba(151, 160, 178, 0.18), rgba(198, 181, 188, 0.12));
  border: 1px solid var(--border-gold);
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.08rem;
  flex-shrink: 0;
  margin-top: 6px;
  box-shadow: 0 10px 24px rgba(88, 94, 113, 0.12);
  backdrop-filter: blur(10px);
}
.about-feature-text h4 { color: var(--primary); font-size: 1.02rem; margin-bottom: 5px; letter-spacing: 0.02em; font-weight: 700; }
.about-feature-text p { font-size: 0.92rem; margin: 0; line-height: 1.75; }
.about-img-wrap { position: relative; }
.about-img-wrap img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-gold);
  box-shadow: 0 18px 40px rgba(89, 96, 116, 0.14);
}
.about-img-badge {
  position: absolute;
  bottom: -26px;
  right: -18px;
  background: linear-gradient(135deg, var(--primary) 0%, #8d94aa 100%);
  color: #f7f5f2;
  font-weight: 900;
  font-size: 1.08rem;
  width: 114px;
  height: 114px;
  border-radius: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.35;
  box-shadow: 0 16px 34px rgba(88, 94, 113, 0.22);
  backdrop-filter: blur(8px);
}

/* =============================================
   FAQ
   ============================================= */
.faq-list { display: flex; flex-direction: column; gap: 16px; }
.faq-item {
  background: linear-gradient(160deg, rgba(245, 243, 240, 0.9), rgba(232, 235, 241, 0.78));
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(93, 99, 118, 0.08);
  backdrop-filter: blur(12px);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  user-select: none;
  letter-spacing: 0.01em;
  transition: color var(--transition), background var(--transition), transform var(--transition);
}
.faq-question:hover { color: var(--primary); background: rgba(201, 205, 217, 0.16); }
.faq-question .faq-icon {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border-gold);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.92rem;
  color: var(--primary);
  flex-shrink: 0;
  background: linear-gradient(145deg, rgba(242, 238, 234, 0.82), rgba(219, 224, 234, 0.72));
  transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
}
.faq-item.open .faq-icon { transform: rotate(45deg) scale(1.06); }
.faq-answer {
  display: none;
  padding: 0 24px 22px;
  color: var(--text-secondary);
  font-size: 0.96rem;
  line-height: 1.95;
  border-top: 1px solid var(--border);
}
.faq-item.open .faq-answer { display: block; }

/* Partners */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 52px;
}
.partner-card {
  background: linear-gradient(155deg, rgba(244, 241, 238, 0.92), rgba(227, 231, 239, 0.82));
  border: 1px solid var(--border-gold);
  border-radius: 26px;
  padding: 28px 18px;
  text-align: center;
  transition: transform .35s, box-shadow .35s, border-color .35s;
  box-shadow: 0 12px 30px rgba(95, 101, 121, 0.1);
  backdrop-filter: blur(10px);
}
.partner-card:hover { transform: translateY(-7px); box-shadow: 0 20px 38px rgba(95, 101, 121, 0.16); border-color: var(--primary); }
.partner-icon { font-size: 2.3rem; margin-bottom: 14px; }
.partner-name { font-weight: 800; font-size: 1.12rem; color: var(--primary); margin-bottom: 8px; letter-spacing: 0.01em; }
.partner-desc { font-size: .88rem; color: var(--text-secondary); line-height: 1.7; }

/* Trust row */
.trust-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  border-top: 1px solid var(--border-gold);
  padding-top: 32px;
}
.trust-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(145deg, rgba(245, 242, 239, 0.88), rgba(229, 233, 240, 0.78));
  border: 1px solid var(--border-gold);
  border-radius: 999px;
  padding: 10px 24px;
  font-size: .92rem;
  box-shadow: 0 8px 20px rgba(95, 101, 121, 0.08);
}

@media (max-width: 768px) {
  .partners-grid { grid-template-columns: repeat(2, 1fr); }
}

/* =============================================
   SIDEBAR
   ============================================= */
.sidebar { display: flex; flex-direction: column; gap: 28px; }
.widget {
  background: linear-gradient(160deg, rgba(244, 242, 239, 0.94), rgba(230, 233, 241, 0.82));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 14px 32px rgba(91, 98, 117, 0.1);
  backdrop-filter: blur(12px);
}
.widget-header {
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(90deg, rgba(234, 236, 243, 0.62), rgba(245, 242, 239, 0.4));
}
.widget-header h4 {
  font-size: 0.96rem;
  font-weight: 800;
  color: var(--text-primary);
  text-transform: none;
  letter-spacing: 0.08em;
}
.widget-header::before {
  content: '';
  display: block;
  width: 5px;
  height: 18px;
  background: linear-gradient(180deg, var(--primary), #a4acbf);
  border-radius: 6px;
}
.widget-body { padding: 18px 22px; }

/* Sidebar search */
.widget-search { display: flex; gap: 10px; }
.widget-search input {
  flex: 1;
  background: rgba(239, 241, 246, 0.9);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 11px 16px;
  border-radius: 20px;
  font-size: 0.92rem;
}
.widget-search input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(150, 158, 178, 0.14); }
.widget-search button {
  background: linear-gradient(135deg, var(--primary) 0%, #8f96ab 100%);
  color: #f8f6f3;
  padding: 11px 16px;
  border-radius: 20px;
  font-weight: 800;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  transition: transform .3s, box-shadow .3s, filter .3s;
}
.widget-search button:hover { transform: translateY(-2px); box-shadow: 0 12px 24px rgba(94, 100, 120, 0.18); filter: brightness(1.03); }

/* Category list */
.cat-list { display: flex; flex-direction: column; }
.cat-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
}
.cat-list-item:last-child { border-bottom: none; }
.cat-list-item a { color: var(--text-secondary); transition: color var(--transition), transform var(--transition); }
.cat-list-item a:hover { color: var(--primary); transform: translateX(3px); }
.cat-count {
  background: rgba(230, 233, 241, 0.9);
  color: var(--text-muted);
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: 999px;
}

/* Popular posts widget */
.popular-item {
  display: flex;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.popular-item:last-child { border-bottom: none; }
.popular-rank {
  font-size: 1.32rem;
  font-weight: 900;
  color: var(--border);
  width: 28px;
  flex-shrink: 0;
  line-height: 1;
  padding-top: 3px;
}
.popular-item:nth-child(1) .popular-rank { color: var(--primary); }
.popular-item:nth-child(2) .popular-rank { color: var(--text-secondary); }
.popular-item:nth-child(3) .popular-rank { color: #9d8f98; }
.popular-img {
  width: 70px;
  height: 50px;
  object-fit: cover;
  border-radius: 18px;
  flex-shrink: 0;
}
.popular-title {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.55;
}
.popular-title a:hover { color: var(--primary); }

/* Tag cloud */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-item {
  background: rgba(235, 238, 244, 0.8);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.82rem;
  padding: 6px 14px;
  border-radius: 999px;
  transition: all var(--transition);
  backdrop-filter: blur(8px);
}
.tag-item:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(192, 198, 212, 0.16);
  transform: translateY(-2px);
}

/* =============================================
   SINGLE POST
   ============================================= */
.post-hero {
  position: relative;
  height: 440px;
  overflow: hidden;
  border-radius: 0 0 30px 30px;
}
.post-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.post-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(72, 78, 94, 0.82) 0%, rgba(116, 124, 145, 0.18) 58%, rgba(216, 219, 227, 0.04) 100%);
}
.post-hero-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 48px;
}
.post-header { padding: 44px 0 0; }
.post-title { font-size: clamp(1.7rem, 3vw, 2.5rem); margin-bottom: 18px; line-height: 1.15; letter-spacing: -0.02em; }
.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 32px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--border);
}
.post-meta span { display: flex; align-items: center; gap: 8px; }
.post-content {
  color: var(--text-secondary);
  font-size: 1.04rem;
  line-height: 2;
}
.post-content h2, .post-content h3, .post-content h4 {
  color: var(--text-primary);
  margin: 34px 0 14px;
  letter-spacing: -0.01em;
}
.post-content p { margin-bottom: 18px; }
.post-content img {
  max-width: 100%;
  border-radius: 24px;
  margin: 24px 0;
  border: 1px solid var(--border);
  box-shadow: 0 16px 34px rgba(93, 99, 118, 0.12);
}
.post-content a { color: var(--primary); text-decoration: underline; text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
.post-content blockquote {
  border-left: 3px solid var(--primary);
  padding: 20px 24px;
  background: linear-gradient(135deg, rgba(236, 239, 245, 0.82), rgba(244, 241, 238, 0.84));
  border-radius: 0 24px 24px 0;
  margin: 24px 0;
  font-style: italic;
  color: var(--text-secondary);
  box-shadow: 0 10px 24px rgba(93, 99, 118, 0.08);
}
.post-content ul, .post-content ol {
  padding-left: 28px;
  margin: 18px 0;
  list-style: disc;
}
.post-content ol { list-style: decimal; }
.post-content li { margin-bottom: 10px; color: var(--text-secondary); }
.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.94rem;
}
.post-content th {
  background: rgba(233, 236, 243, 0.9);
  color: var(--primary);
  padding: 12px 16px;
  text-align: left;
  border: 1px solid var(--border);
}
.post-content td {
  padding: 12px 16px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

/* Post tags */
.post-tags { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 32px; }
.post-tags-label { font-size: 0.86rem; color: var(--text-muted); font-weight: 700; letter-spacing: 0.03em; }

/* Share bar */
.share-bar {
  background: linear-gradient(145deg, rgba(236, 239, 245, 0.82), rgba(244, 241, 238, 0.9));
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 32px 0;
  flex-wrap: wrap;
  box-shadow: 0 12px 28px rgba(92, 98, 117, 0.08);
}
.share-label { font-size: 0.88rem; color: var(--text-muted); font-weight: 700; margin-right: 6px; }
.share-btn {
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  color: #f8f6f3;
  display: inline-block;
  transition: transform .3s, box-shadow .3s, filter .3s;
}
.share-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 22px rgba(91, 98, 117, 0.16); filter: brightness(1.04); }
.share-wechat  { background: #6f9a8e; }
.share-weibo   { background: #b87482; }
.share-twitter { background: #7c99b5; }
.share-copy    { background: rgba(239, 241, 246, 0.92); border: 1px solid var(--border); color: var(--text-muted); cursor: pointer; }

/* Related posts */
.related-posts { margin-top: 56px; }
.related-posts h3 { margin-bottom: 24px; font-size: 1.2rem; border-left: 3px solid var(--primary); padding-left: 14px; letter-spacing: -0.01em; }

/* =============================================
   PAGINATION
   ============================================= */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 56px;
}
.page-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 18px;
  font-size: 0.92rem;
  font-weight: 700;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all var(--transition);
  background: rgba(243, 241, 238, 0.82);
}
.page-item:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); box-shadow: 0 10px 22px rgba(94, 100, 120, 0.1); }
.page-item.active {
  background: linear-gradient(135deg, var(--primary) 0%, #9098ae 100%);
  border-color: var(--primary);
  color: #f8f6f3;
}
.page-item.disabled { opacity: 0.4; pointer-events: none; }

/* =============================================
   SEARCH PAGE
   ============================================= */
.search-header { padding: 46px 0; border-bottom: 1px solid var(--border); margin-bottom: 40px; }
.search-form-large { display: flex; gap: 14px; max-width: 660px; }
.search-form-large input {
  flex: 1;
  background: rgba(244, 242, 239, 0.94);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 16px 22px;
  border-radius: 24px;
  font-size: 1.04rem;
  box-shadow: 0 10px 24px rgba(92, 98, 117, 0.06);
}
.search-form-large input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(150, 158, 178, 0.14); }
.search-results-count { font-size: 0.92rem; color: var(--text-muted); margin-top: 14px; }
.search-highlight { color: var(--primary); font-weight: 800; }

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
  background: linear-gradient(180deg, #ece9e4 0%, #dde2ea 100%);
  border-top: 1px solid var(--border);
  padding-top: 72px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--border);
}
.footer-brand-text { color: var(--text-secondary); font-size: 0.92rem; margin: 18px 0 24px; line-height: 1.85; }
.footer-social { display: flex; gap: 12px; }
.social-btn {
  width: 40px;
  height: 40px;
  background: rgba(246, 243, 240, 0.82);
  border: 1px solid var(--border);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.02rem;
  color: var(--text-muted);
  transition: all var(--transition);
  box-shadow: 0 8px 20px rgba(94, 100, 120, 0.08);
}
.social-btn:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); background: rgba(230, 234, 241, 0.88); }
.footer-col h5 {
  font-size: 0.92rem;
  font-weight: 800;
  text-transform: none;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 18px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition), padding-left var(--transition);
}
.footer-links a:hover { color: var(--text-primary); padding-left: 6px; }
.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom p { font-size: 0.84rem; color: var(--text-muted); }
.footer-legal { display: flex; gap: 24px; }
.footer-legal a { font-size: 0.84rem; color: var(--text-muted); }
.footer-legal a:hover { color: var(--primary); }
.footer-beian { margin-top: 8px; font-size: 13px;}
.footer-beian a { color: #8e9098; text-decoration: none; transition: color 0.35s;}
.footer-beian a:hover { color: #5d616d; text-decoration: underline;}

/* Disclaimer bar */
.disclaimer-bar {
  background: linear-gradient(135deg, rgba(199, 203, 214, 0.22), rgba(233, 228, 224, 0.32));
  border-top: 1px solid var(--border-gold);
  padding: 14px 0;
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  backdrop-filter: blur(8px);
}

/* =============================================
   404 PAGE
   ============================================= */
.page-404 {
  min-height: 76vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.error-code {
  font-size: 8.8rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 0.95;
  opacity: 0.22;
  letter-spacing: -0.04em;
}
.error-title { font-size: 2rem; margin-bottom: 14px; letter-spacing: -0.02em; }
.error-msg { color: var(--text-muted); margin-bottom: 32px; font-size: 1rem; }

/* =============================================
   STATIC PAGES (about, contact, privacy, terms)
   ============================================= */
.page-hero {
  background: linear-gradient(135deg, var(--bg-card2) 0%, #dbe0e8 48%, var(--bg-dark) 100%);
  padding: 72px 0;
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.page-hero h1 { margin-bottom: 14px; }
.page-hero p { color: var(--text-muted); font-size: 1.05rem; line-height: 1.8; }

.content-box {
  background: linear-gradient(155deg, rgba(245, 243, 240, 0.94), rgba(230, 234, 241, 0.82));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 46px;
  box-shadow: 0 16px 36px rgba(92, 98, 117, 0.1);
  backdrop-filter: blur(12px);
}
.content-box h2 {
  font-size: 1.42rem;
  color: var(--primary);
  margin: 34px 0 14px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  letter-spacing: -0.01em;
}
.content-box h2:first-child { border-top: none; margin-top: 0; padding-top: 0; }
.content-box p { color: var(--text-secondary); margin-bottom: 16px; line-height: 1.95; }
.content-box ul { padding-left: 24px; list-style: disc; }
.content-box li { color: var(--text-secondary); margin-bottom: 10px; }

/* Contact form */
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }

.form-group label { font-size: 0.92rem; font-weight: 700; letter-spacing: 0.02em; color: var(--text-secondary); }
.form-group input,
.form-group textarea,
.form-group select {
  background: linear-gradient(145deg, rgba(227,231,236,0.82), rgba(242,244,247,0.68));
  border: 1px solid rgba(145,154,166,0.38);
  color: var(--text-primary);
  padding: 14px 18px;
  border-radius: 24px;
  font-size: 0.96rem;
  backdrop-filter: blur(10px);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition), transform var(--transition);
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: linear-gradient(145deg, rgba(235,239,244,0.92), rgba(248,249,251,0.82));
  box-shadow: 0 0 0 5px rgba(133,145,168,0.16);
  transform: translateY(-1px);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }
.form-group textarea { min-height: 168px; resize: vertical; }
.form-notice { font-size: 0.86rem; color: var(--text-muted); line-height: 1.65; }

/* Contact info blocks */
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-info-item {
  display: flex;
  gap: 18px;
  padding: 24px;
  background: linear-gradient(155deg, rgba(235,238,242,0.72), rgba(247,248,250,0.86));
  border: 1px solid rgba(150,160,172,0.28);
  border-radius: 26px;
  backdrop-filter: blur(12px);
  box-shadow: 0 14px 36px rgba(92,103,124,0.08);
}
.contact-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(145deg, rgba(164,173,190,0.22), rgba(198,204,216,0.38));
  border-radius: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.28rem;
  color: var(--primary);
  flex-shrink: 0;
}
.contact-info-item h5 { font-size: 0.92rem; color: var(--primary); margin-bottom: 6px; letter-spacing: 0.03em; text-transform: uppercase; }
.contact-info-item p { font-size: 0.9rem; color: var(--text-muted); margin: 0; line-height: 1.6; }

/* =============================================
   CATEGORY PAGE
   ============================================= */
.category-header {
  background: linear-gradient(135deg, rgba(232,236,241,0.92), rgba(245,247,249,0.8) 52%, rgba(224,229,236,0.9));
  border-bottom: 1px solid rgba(150,159,171,0.3);
  padding: 40px 0;
  margin-bottom: 44px;
}
.category-header h1 { font-size: 2rem; letter-spacing: -0.02em; }
.category-header p { color: var(--text-muted); font-size: 0.98rem; margin-top: 10px; line-height: 1.7; }

.sort-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(150,159,171,0.26);
  flex-wrap: wrap;
}
.sort-bar-label { font-size: 0.9rem; color: var(--text-muted); letter-spacing: 0.02em; }
.sort-btn {
  font-size: 0.86rem;
  padding: 9px 18px;
  border: 1px solid rgba(150,159,171,0.34);
  border-radius: 999px;
  color: var(--text-muted);
  background: linear-gradient(145deg, rgba(237,240,244,0.7), rgba(248,249,251,0.9));
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all var(--transition);
}
.sort-btn:hover, .sort-btn.active {
  border-color: var(--primary);
  color: var(--primary);
  background: linear-gradient(145deg, rgba(202,210,223,0.32), rgba(230,234,240,0.72));
  box-shadow: 0 10px 24px rgba(109,122,145,0.12);
  transform: translateY(-1px);
}

/* =============================================
   LOADING / ANIMATIONS
   ============================================= */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.65s cubic-bezier(0.22, 1, 0.36, 1) forwards; }

@keyframes pulse-gold {
  0%, 100% { box-shadow: 0 0 0 0 rgba(147,159,180,0.34); }
  50%       { box-shadow: 0 0 0 10px rgba(147,159,180,0); }
}
.pulse { animation: pulse-gold 2.4s infinite; }

/* =============================================
   NOTICE / ALERT
   ============================================= */
.notice {
  padding: 18px 22px;
  border-radius: 24px;
  font-size: 0.94rem;
  border-left: 4px solid;
  margin-bottom: 24px;
  line-height: 1.6;
  backdrop-filter: blur(10px);
}
.notice-warning {
  background: linear-gradient(135deg, rgba(201,188,171,0.18), rgba(230,222,214,0.34));
  border-color: var(--primary);
  color: var(--primary-dark);
}
.notice-info {
  background: linear-gradient(135deg, rgba(182,194,209,0.2), rgba(220,228,236,0.34));
  border-color: #7d93ae;
  color: #556f8d;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .grid-4     { grid-template-columns: repeat(2, 1fr); }
  .app-grid   { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .grid-main-sidebar { grid-template-columns: 1fr; }
  .sidebar { display: grid; grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 42px; }
  .about-img-wrap { max-width: 540px; }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; }
  .section { padding: 60px 0; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .featured-grid { grid-template-columns: 1fr; }
  .featured-main { grid-row: auto; grid-column: auto; }
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .header-search { display: none; }
  .hero { min-height: 520px; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
  .post-hero { height: 270px; }
  .post-hero-content { padding: 24px; }
  .sidebar { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .hero-btns { flex-direction: column; }
  .share-bar { flex-direction: column; align-items: flex-start; }
  .content-box { padding: 28px 22px; }
  .about-img-badge { width: 86px; height: 86px; font-size: 1rem; bottom: -14px; right: -14px; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  h1 { font-size: 1.9rem; }
  .app-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .app-card { padding: 20px 14px; }
  .error-code { font-size: 5.6rem; }
  .search-form-large { flex-direction: column; }
}

/* =============================================
   SCROLLBAR
   ============================================= */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: linear-gradient(180deg, rgba(153,163,176,0.88), rgba(120,131,149,0.9)); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* =============================================
   SELECTION
   ============================================= */
::selection { background: rgba(151,164,186,0.24); color: var(--text-primary); }

/* =============================================
   BACK TO TOP
   ============================================= */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 50px;
  height: 50px;
  background: linear-gradient(145deg, var(--primary), var(--primary-dark));
  color: #f7f9fb;
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.16rem;
  font-weight: 800;
  box-shadow: 0 18px 38px rgba(102,114,137,0.24);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
  z-index: 500;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { transform: translateY(-4px) scale(1.03); box-shadow: 0 24px 44px rgba(102,114,137,0.3); }

/* =============================================
   style-supplement.css
   Bổ sung cho style.css — app.php / login.php / signup.php
   ============================================= */


/* =============================================
   APP PAGE — app.php
   ============================================= */

.app-hero {
  position: relative;
  padding: 96px 0 72px;
  overflow: hidden;
  background: linear-gradient(135deg, #dde3ea 0%, #f2f5f8 46%, #e3e8ef 100%);
  text-align: center;
}
.app-hero::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 820px;
  height: 820px;
  background: radial-gradient(circle, rgba(146,158,180,0.18) 0%, rgba(196,204,216,0.08) 38%, transparent 68%);
  pointer-events: none;
}
.app-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(145deg, rgba(213,220,229,0.58), rgba(239,242,246,0.78));
  border: 1px solid rgba(136,148,166,0.34);
  color: var(--primary);
  padding: 8px 22px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 26px;
  backdrop-filter: blur(10px);
}
.app-hero h1 { color: var(--text-primary); margin-bottom: 20px; }
.app-hero h1 span { color: var(--primary); }
.app-hero-sub {
  color: var(--text-secondary);
  font-size: 1.12rem;
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.8;
}

/* Download buttons */
.dl-btns {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 34px;
  border-radius: 24px;
  font-weight: 800;
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  transition: all 0.35s ease;
  cursor: pointer;
  text-decoration: none;
  backdrop-filter: blur(10px);
}
.dl-btn-android {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #f7f9fb;
  border: none;
}
.dl-btn-android:hover {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  color: #f7f9fb;
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 16px 34px rgba(110,123,147,0.26);
}
.dl-btn-ios {
  background: linear-gradient(145deg, rgba(236,239,243,0.55), rgba(248,249,251,0.72));
  border: 1px solid rgba(134,146,164,0.42);
  color: var(--primary);
}
.dl-btn-ios:hover {
  background: linear-gradient(145deg, rgba(217,224,233,0.5), rgba(241,244,248,0.8));
  border-color: var(--primary);
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 14px 28px rgba(109,122,145,0.14);
}
.dl-btn-icon { font-size: 1.6rem; line-height: 1; }
.dl-btn-text-wrap { text-align: left; }
.dl-btn-sub { font-size: 0.74rem; font-weight: 500; opacity: 0.78; display: block; }
.dl-btn-main { font-size: 1.04rem; font-weight: 800; display: block; }

/* Hero stats */
.app-hero-stats {
  display: flex;
  justify-content: center;
  gap: 56px;
  padding-top: 36px;
  border-top: 1px solid rgba(142,154,172,0.24);
  flex-wrap: wrap;
}
.app-hero-stat { text-align: center; }
.app-hero-stat-num {
  font-size: 2rem;
  font-weight: 900;
  color: var(--primary);
  display: block;
}
.app-hero-stat-label { font-size: 0.84rem; color: var(--text-muted); letter-spacing: 0.04em; text-transform: uppercase; }

/* App mockup section */
.app-mockup-section {
  padding: 72px 0;
  background: linear-gradient(180deg, rgba(242,245,248,0.96), rgba(229,234,240,0.88));
  border-top: 1px solid rgba(149,159,172,0.22);
  border-bottom: 1px solid rgba(149,159,172,0.22);
}
.app-mockup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.app-mockup-text h2 { margin-bottom: 20px; }
.app-mockup-text h2 span { color: var(--primary); }
.app-mockup-text p { color: var(--text-secondary); margin-bottom: 30px; font-size: 1rem; line-height: 1.8; }
.app-features-list { display: flex; flex-direction: column; gap: 18px; }
.app-feature-row { display: flex; align-items: flex-start; gap: 14px; }
.app-feature-check {
  width: 26px;
  height: 26px;
  background: linear-gradient(145deg, rgba(202,210,223,0.46), rgba(233,237,242,0.9));
  border: 1px solid rgba(138,150,169,0.36);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.74rem;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 3px;
  box-shadow: 0 8px 18px rgba(106,118,141,0.08);
}
.app-feature-row p { font-size: 0.92rem; color: var(--text-secondary); margin: 0; line-height: 1.7; }
.app-feature-row strong { color: var(--text-primary); font-weight: 800; }

/* Phone visual */
.phone-visual { display: flex; justify-content: center; gap: 30px; }
.phone-frame {
  width: 174px;
  background: linear-gradient(180deg, rgba(229,234,240,0.9), rgba(212,219,228,0.92));
  border: 2px solid rgba(136,148,166,0.34);
  border-radius: 30px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(88,100,122,0.16), 0 0 0 1px rgba(188,196,208,0.34);
  position: relative;
}
.phone-frame.large { width: 206px; }
.phone-notch {
  height: 28px;
  background: #dbe1e8;
  display: flex;
  align-items: center;
  justify-content: center;
}
.phone-notch::after {
  content: '';
  width: 68px;
  height: 11px;
  background: #bbc4cf;
  border-radius: 0 0 12px 12px;
}
.phone-screen {
  background: linear-gradient(160deg, #eef2f6 0%, #dfe6ed 100%);
  padding: 14px;
  min-height: 316px;
}
.phone-screen-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 12px;
  height: 32px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  padding: 0 10px;
}
.phone-screen-header span { font-size: 0.58rem; font-weight: 800; color: #f8fafc; letter-spacing: 0.08em; text-transform: uppercase; }
.phone-screen-card {
  background: rgba(250,251,252,0.88);
  border: 1px solid #d8dee6;
  border-radius: 14px;
  height: 60px;
  margin-bottom: 10px;
  padding: 9px;
  display: flex;
  gap: 8px;
  align-items: center;
  backdrop-filter: blur(8px);
}
.phone-screen-img {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #d8dee6, #eef2f6);
  border-radius: 10px;
  flex-shrink: 0;
}
.phone-screen-lines { flex: 1; }
.phone-screen-line { height: 6px; border-radius: 999px; margin-bottom: 6px; }
.phone-screen-line.gold { background: rgba(132,145,168,0.56); width: 72%; }
.phone-screen-line.gray { background: #c8d0da; width: 54%; }
.phone-bottom {
  height: 22px;
  background: #e2e8ee;
  display: flex;
  align-items: center;
  justify-content: center;
}
.phone-home-bar { width: 56px; height: 5px; background: #bcc5d0; border-radius: 999px; }

/* QR section */
.qr-section { padding: 72px 0; background: var(--bg-dark); }
.qr-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.qr-card {
  background: linear-gradient(160deg, rgba(238,241,245,0.78), rgba(226,232,239,0.9));
  border: 1px solid rgba(144,154,167,0.28);
  border-radius: 28px;
  padding: 40px 28px;
  text-align: center;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}
.qr-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), rgba(198,206,217,0.08));
}
.qr-card:hover {
  border-color: rgba(130,142,163,0.42);
  transform: translateY(-6px);
  box-shadow: 0 20px 38px rgba(97,110,133,0.16);
}
.qr-icon { font-size: 2.7rem; margin-bottom: 14px; color: var(--primary); }
.qr-card h4 { color: var(--primary); font-size: 1.06rem; margin-bottom: 10px; letter-spacing: 0.01em; }
.qr-card p { font-size: 0.88rem; color: var(--text-secondary); margin-bottom: 22px; line-height: 1.7; }
.qr-box {
  width: 124px;
  height: 124px;
  background: #eef2f5;
  border: 1px solid rgba(149,159,172,0.3);
  border-radius: 20px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.qr-btn {
  display: inline-block;
  padding: 11px 26px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #f7f9fb;
  font-weight: 800;
  font-size: 0.88rem;
  border-radius: 18px;
  transition: all 0.3s;
  text-decoration: none;
  letter-spacing: 0.02em;
}
.qr-btn:hover {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  color: #f7f9fb;
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(103,116,139,0.22);
}

/* Install steps */
.install-section {
  padding: 72px 0;
  background: linear-gradient(180deg, rgba(243,246,248,0.98), rgba(232,236,241,0.92));
  border-top: 1px solid rgba(149,159,172,0.24);
}
.install-tabs {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 48px;
}
.install-tab {
  padding: 12px 30px;
  border-radius: 20px;
  font-size: 0.96rem;
  font-weight: 700;
  border: 1px solid rgba(149,159,172,0.3);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.3s;
  background: linear-gradient(145deg, rgba(239,242,245,0.72), rgba(249,250,251,0.88));
  backdrop-filter: blur(8px);
}
.install-tab.active,
.install-tab:hover {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #f8fafc;
  border-color: var(--primary);
  box-shadow: 0 14px 28px rgba(105,117,140,0.2);
}
.install-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
.install-step { text-align: center; position: relative; }
.install-step:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -15px;
  top: 34px;
  color: rgba(144,154,167,0.8);
  font-size: 1.3rem;
}
.step-num {
  width: 68px;
  height: 68px;
  background: linear-gradient(145deg, rgba(208,215,225,0.44), rgba(238,241,245,0.92));
  border: 1px solid rgba(138,150,168,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary);
  margin: 0 auto 18px;
  box-shadow: 0 14px 28px rgba(103,115,138,0.12);
}
.install-step h4 { font-size: 0.98rem; color: var(--text-primary); margin-bottom: 8px; letter-spacing: -0.01em; }
.install-step p { font-size: 0.86rem; color: var(--text-muted); line-height: 1.7; }

/* App FAQ */
.app-faq { padding: 78px 0; background: var(--bg-dark); }


/* =============================================
   AUTH SHARED — login.php + signup.php
   ============================================= */

.auth-page { min-height: 100vh; display: flex; flex-direction: column; }

/* Left branding panel */
.auth-left {
  background: linear-gradient(155deg, #dfe4e3 0%, #eef2f1 42%, #d8dddf 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 76px;
}
.auth-left::before {
  content: '';
  position: absolute;
  left: -100px;
  top: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(122, 138, 152, 0.14) 0%, transparent 68%);
  pointer-events: none;
}
.auth-left::after {
  content: '';
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(164, 147, 166, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.auth-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(126, 141, 149, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(126, 141, 149, 0.09) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}
.auth-left-content { position: relative; z-index: 2; }
.auth-brand { display: flex; align-items: center; gap: 16px; margin-bottom: 56px; }
.auth-brand-logo {
  width: 48px;
  height: 48px;
  background: linear-gradient(145deg, var(--primary), var(--primary-dark));
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.65rem;
  font-weight: 800;
  color: #f7fafb;
  box-shadow: 0 14px 32px rgba(96, 111, 130, 0.24);
}
.auth-brand-name { font-size: 1.52rem; font-weight: 900; color: var(--primary); letter-spacing: 0.04em; text-transform: uppercase; }
.auth-headline {
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1.08;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.auth-headline span { color: var(--primary); }
.auth-sub {
  font-size: 1.04rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 56px;
  max-width: 500px;
}

/* Left panel feature list (login) */
.auth-features { display: flex; flex-direction: column; gap: 20px; }
.auth-feature { display: flex; align-items: center; gap: 16px; color: var(--text-secondary); font-size: 0.98rem; line-height: 1.6; }
.auth-feature-dot { width: 10px; height: 10px; background: var(--primary); border-radius: 999px; flex-shrink: 0; box-shadow: 0 0 0 6px rgba(143, 160, 177, 0.16); }

/* Left panel benefits list (signup) */
.auth-benefits { display: flex; flex-direction: column; gap: 18px; }
.auth-benefit { display: flex; align-items: flex-start; gap: 16px; }
.auth-benefit-icon {
  width: 32px;
  height: 32px;
  background: rgba(196, 205, 214, 0.4);
  border: 1px solid rgba(142, 154, 166, 0.32);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  flex-shrink: 0;
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 24px rgba(120, 132, 145, 0.12);
}
.auth-benefit-text h5 { font-size: 0.92rem; color: var(--primary); margin-bottom: 4px; font-weight: 800; letter-spacing: 0.02em; }
.auth-benefit-text p { font-size: 0.82rem; color: var(--text-muted); margin: 0; line-height: 1.65; }

/* Left panel deco footer */
.auth-left-deco { position: absolute; bottom: 40px; left: 76px; right: 76px; z-index: 2; }
.auth-deco-bar { height: 2px; background: linear-gradient(90deg, var(--primary), rgba(205, 214, 222, 0)); margin-bottom: 14px; border-radius: 999px; }
.auth-deco-text { font-size: 0.78rem; color: var(--text-muted); letter-spacing: 0.18em; text-transform: uppercase; }

/* Right form panel */
.auth-right {
  background:
    linear-gradient(180deg, rgba(248, 250, 251, 0.92) 0%, rgba(237, 242, 243, 0.94) 100%);
  border-left: 1px solid rgba(164, 176, 185, 0.32);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 56px 48px;
  overflow-y: auto;
  backdrop-filter: blur(18px);
}
.auth-form-wrap { width: 100%; max-width: 390px; }
.auth-form-header { margin-bottom: 38px; }
.auth-form-header h2 { font-size: 1.82rem; font-weight: 900; color: var(--text-primary); margin-bottom: 8px; letter-spacing: -0.02em; }
.auth-form-header p { font-size: 0.94rem; color: var(--text-muted); line-height: 1.7; }

/* Form fields */
.auth-form { display: flex; flex-direction: column; gap: 22px; }
.auth-field { display: flex; flex-direction: column; gap: 8px; }
.auth-label { font-size: 0.8rem; font-weight: 800; color: var(--text-secondary); letter-spacing: 0.08em; text-transform: uppercase; }
.auth-input-wrap { position: relative; }
.auth-input {
  width: 100%;
  background: rgba(233, 239, 241, 0.78);
  border: 1px solid rgba(168, 180, 190, 0.38);
  color: var(--text-primary);
  padding: 16px 50px 16px 18px;
  border-radius: 24px;
  font-size: 0.98rem;
  transition: border-color 0.35s, background 0.35s, box-shadow 0.35s, transform 0.35s;
  font-family: var(--font-main);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4);
}
.auth-input:focus {
  outline: none;
  border-color: rgba(124, 145, 167, 0.8);
  background: rgba(242, 246, 247, 0.96);
  box-shadow: 0 0 0 4px rgba(160, 177, 194, 0.22), 0 12px 30px rgba(125, 139, 152, 0.12);
  transform: translateY(-1px);
}
.auth-input.valid  { border-color: #7aa794; }
.auth-input.invalid { border-color: #b97983; }
.auth-input::placeholder { color: var(--text-muted); }
.auth-input-icon {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.05rem;
  color: var(--text-muted);
  pointer-events: none;
}
.auth-input-toggle {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 0;
  transition: color 0.3s, transform 0.3s;
}
.auth-input-toggle:hover { color: var(--primary); transform: translateY(-50%) scale(1.06); }
.auth-field-hint  { font-size: 0.78rem; color: var(--text-muted); line-height: 1.6; }
.auth-field-error { font-size: 0.78rem; color: #b36b76; display: none; }

/* Remember / forgot row */
.auth-row { display: flex; align-items: center; justify-content: space-between; }
.auth-checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.84rem;
  color: var(--text-muted);
}
.auth-checkbox-label input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--primary); cursor: pointer; }
.auth-forgot { font-size: 0.84rem; color: var(--primary); text-decoration: none; transition: opacity 0.3s, letter-spacing 0.3s; }
.auth-forgot:hover { opacity: 0.82; color: var(--primary); letter-spacing: 0.03em; }

/* Submit button */
.auth-submit {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #f8fbfc;
  font-weight: 900;
  font-size: 1.02rem;
  border-radius: 26px;
  border: none;
  cursor: pointer;
  transition: transform 0.35s, box-shadow 0.35s, filter 0.35s;
  font-family: var(--font-main);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: 0 18px 40px rgba(104, 118, 138, 0.26);
}
.auth-submit:hover {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  transform: translateY(-3px) scale(1.01);
  box-shadow: 0 22px 44px rgba(118, 132, 152, 0.3);
  filter: saturate(1.05);
}
.auth-submit:active { transform: translateY(0); }

/* Divider */
.auth-divider { display: flex; align-items: center; gap: 16px; color: var(--text-muted); font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase; }
.auth-divider::before,
.auth-divider::after { content: ''; flex: 1; height: 1px; background: rgba(167, 178, 187, 0.42); }

/* Social login buttons */
.auth-social { display: flex; gap: 12px; }
.auth-social-btn {
  flex: 1;
  padding: 13px;
  background: rgba(235, 240, 242, 0.72);
  border: 1px solid rgba(169, 181, 190, 0.3);
  border-radius: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: pointer;
  transition: border-color 0.35s, color 0.35s, transform 0.35s, box-shadow 0.35s, background 0.35s;
  font-family: var(--font-main);
  text-decoration: none;
  backdrop-filter: blur(10px);
}
.auth-social-btn:hover { border-color: rgba(130, 148, 165, 0.5); color: var(--primary); background: rgba(243, 247, 248, 0.92); transform: translateY(-2px); box-shadow: 0 14px 30px rgba(124, 136, 149, 0.14); }

/* Switch link */
.auth-switch { text-align: center; font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; }
.auth-switch a { color: var(--primary); font-weight: 800; text-decoration: none; letter-spacing: 0.02em; }
.auth-switch a:hover { text-decoration: underline; }

/* Notice / alert */
.auth-notice { padding: 13px 18px; border-radius: 18px; font-size: 0.84rem; display: none; line-height: 1.6; backdrop-filter: blur(10px); }
.auth-notice.error  { background: rgba(191, 137, 145, 0.12);  border: 1px solid rgba(179, 121, 131, 0.28);  color: #9b626d; display: block; }
.auth-notice.success { background: rgba(133, 170, 157, 0.14); border: 1px solid rgba(122, 167, 148, 0.28); color: #5d8776; display: block; }


/* =============================================
   SIGNUP SPECIFIC — signup.php
   ============================================= */

/* Signup layout wider right panel */
.auth-main-signup { grid-template-columns: 1fr 560px; }
.auth-form-wrap-wide { max-width: 430px; }

/* Progress steps */
.reg-steps { display: flex; align-items: center; gap: 0; margin-bottom: 34px; }
.reg-step { flex: 1; text-align: center; position: relative; }
.reg-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 14px;
  right: -50%;
  width: 100%;
  height: 3px;
  background: rgba(176, 186, 194, 0.38);
  z-index: 0;
  border-radius: 999px;
}
.reg-step.done:not(:last-child)::after,
.reg-step.active:not(:last-child)::after { background: var(--primary); }
.reg-step-circle {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: rgba(231, 237, 239, 0.84);
  border: 2px solid rgba(168, 179, 188, 0.48);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.76rem;
  font-weight: 900;
  color: var(--text-muted);
  margin: 0 auto 8px;
  position: relative;
  z-index: 1;
  transition: all 0.35s;
  box-shadow: 0 10px 22px rgba(127, 139, 151, 0.12);
}
.reg-step.active .reg-step-circle { background: var(--primary); border-color: var(--primary); color: #f7fafb; }
.reg-step.done  .reg-step-circle { background: rgba(177, 191, 202, 0.28); border-color: var(--primary); color: var(--primary); }
.reg-step-label { font-size: 0.72rem; color: var(--text-muted); letter-spacing: 0.06em; text-transform: uppercase; }
.reg-step.active .reg-step-label { color: var(--primary); font-weight: 800; }

/* Phone prefix row */
.phone-row { display: flex; gap: 12px; }
.phone-prefix {
  width: 92px;
  flex-shrink: 0;
  background: rgba(233, 239, 241, 0.78);
  border: 1px solid rgba(168, 180, 190, 0.38);
  color: var(--text-secondary);
  padding: 16px 12px;
  border-radius: 22px;
  font-size: 0.94rem;
  font-family: var(--font-main);
  transition: border-color 0.35s, box-shadow 0.35s, background 0.35s;
}
.phone-prefix:focus { outline: none; border-color: rgba(124, 145, 167, 0.8); box-shadow: 0 0 0 4px rgba(160, 177, 194, 0.18); background: rgba(242, 246, 247, 0.96); }
.phone-row .auth-input-wrap { flex: 1; }

/* Verify code row */
.verify-row { display: flex; gap: 12px; }
.verify-row .auth-input-wrap { flex: 1; }
.verify-btn {
  white-space: nowrap;
  padding: 0 20px;
  background: rgba(235, 240, 242, 0.74);
  border: 1px solid rgba(169, 181, 190, 0.34);
  border-radius: 22px;
  font-size: 0.84rem;
  font-weight: 800;
  color: var(--primary);
  cursor: pointer;
  transition: all 0.35s;
  font-family: var(--font-main);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.verify-btn:hover:not(:disabled) { border-color: rgba(124, 145, 167, 0.8); background: rgba(222, 230, 234, 0.88); box-shadow: 0 12px 28px rgba(126, 138, 151, 0.12); }
.verify-btn:disabled { opacity: 0.5; cursor: not-allowed; color: var(--text-muted); }

/* Password strength meter */
.pwd-strength { margin-top: 8px; }
.pwd-strength-bar { display: flex; gap: 6px; margin-bottom: 6px; }
.pwd-strength-seg { flex: 1; height: 4px; background: rgba(176, 186, 194, 0.34); border-radius: 999px; transition: background 0.35s; }
.pwd-strength-label { font-size: 0.75rem; color: var(--text-muted); }

/* Agreement checkbox */
.auth-agree {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.7;
}
.auth-agree input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--primary);
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 3px;
}
.auth-agree a { color: var(--primary); text-decoration: none; font-weight: 700; }
.auth-agree a:hover { text-decoration: underline; }


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

/* Login: 2-col layout */
.auth-main {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 520px;
  min-height: calc(100vh - 72px);
}

@media (max-width: 900px) {
  .auth-main { grid-template-columns: 1fr; }
  .auth-left  { display: none; }
  .auth-right { border-left: none; min-height: calc(100vh - 60px); }
}

/* App page responsive */
@media (max-width: 768px) {
  .app-mockup-grid    { grid-template-columns: 1fr; gap: 44px; }
  .qr-grid            { grid-template-columns: 1fr; }
  .install-steps      { grid-template-columns: repeat(2, 1fr); }
  .install-step:nth-child(2)::after { display: none; }
  .app-hero-stats     { gap: 30px; }
  .phone-visual       { gap: 16px; }
  .phone-frame        { width: 138px; }
  .phone-frame.large  { width: 162px; }
  .auth-right         { padding: 34px 24px; }
}

@media (max-width: 480px) {
  .install-steps             { grid-template-columns: 1fr; }
  .install-step::after       { display: none !important; }
}

/* =============================================
   CTA BANNER
   ============================================= */
.cta-banner {
  background: linear-gradient(135deg, #dde3e5 0%, #c7d1d6 50%, #e5eaec 100%);
  border-top: 1px solid rgba(130, 148, 165, 0.42);
  border-bottom: 1px solid rgba(130, 148, 165, 0.42);
  padding: 78px 0;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(141, 157, 171, 0.18) 0%, transparent 68%);
  pointer-events: none;
}
.cta-banner > .container { position: relative; z-index: 2; }
.cta-badge { margin-bottom: 24px; }
.cta-title { margin-bottom: 16px; }
.cta-desc {
  color: var(--text-secondary);
  margin: 0 auto 34px;
  max-width: 620px;
  line-height: 1.85;
}
.cta-btns {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 480px) {
  .cta-banner { padding: 56px 0; }
  .cta-btns { flex-direction: column; align-items: stretch; max-width: 300px; margin: 0 auto; }
}