/*
Theme Name: TaiSachOnline Dark
Template: flatsome
Version: 2.0
Description: Dark mode child theme cho TaiSachOnline.com
*/

/* ==============================
   DESIGN SYSTEM
   ============================== */
:root {
  --bg: #0B0F1A;
  --bg-card: #131825;
  --glass: rgba(255,255,255,0.04);
  --glass-border: rgba(255,255,255,0.06);
  --glass-hover: rgba(255,255,255,0.08);
  --accent: #6C5CE7;
  --accent-light: #A29BFE;
  --teal: #00CEC9;
  --coral: #FF6B6B;
  --amber: #FDCB6E;
  --green: #00B894;
  --text: #E8ECF4;
  --text-sec: #8892A8;
  --text-muted: #5A6478;
  --border: rgba(255,255,255,0.06);
  --r: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
  --shadow: 0 8px 32px rgba(0,0,0,0.3);
  --glow: 0 0 40px rgba(108,92,231,0.15);
}

/* ==============================
   GLOBAL OVERRIDES
   ============================== */
body {
  background: var(--bg) !important;
  color: var(--text) !important;
  font-family: 'Be Vietnam Pro', -apple-system, sans-serif !important;
}
/* Flatsome header dark */
.header-main, .header-bottom, .header-top {
  background: rgba(11,15,26,0.8) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border) !important;
}
.header-main .logo a, .nav > li > a {
  color: var(--text) !important;
}
/* Flatsome header search — dark theme */
.searchform-wrapper .searchform {
  background: var(--glass) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: var(--r) !important;
}
.searchform-wrapper .search-field {
  background: transparent !important;
  color: var(--text) !important;
  border: none !important;
  box-shadow: none !important;
}
.searchform-wrapper .search-field::placeholder { color: var(--text-muted) !important; }
.searchform-wrapper .ux-search-submit {
  background: var(--accent) !important;
  color: #fff !important;
  border: none !important;
  border-radius: 10px !important;
  margin: 4px !important;
  transition: background 0.2s;
}
.searchform-wrapper .ux-search-submit:hover { background: #5A4BD1 !important; }
/* Flatsome live search dropdown */
.live-search-results,
.search-results-dropdown {
  background: var(--bg-card) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: 12px !important;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5) !important;
  margin-top: 4px;
}
.live-search-results li,
.search-results-dropdown li {
  border-color: var(--border) !important;
}
.live-search-results a,
.search-results-dropdown a {
  color: var(--text) !important;
}
.live-search-results a:hover,
.search-results-dropdown a:hover {
  background: var(--glass-hover) !important;
}
.live-search-results .no-results,
.search-results-dropdown .no-results {
  color: var(--text-muted) !important;
}

/* Flatsome footer dark */
.footer-wrapper {
  background: var(--bg) !important;
  border-top: 1px solid var(--border) !important;
  color: var(--text-sec) !important;
}
/* Flatsome overrides — links, forms, lists */
.footer-wrapper a { color: var(--text-sec); }
.footer-wrapper a:hover { color: var(--accent-light); }
.footer-wrapper ul,
.footer-wrapper ol { list-style: none !important; padding-left: 0 !important; margin: 0; }
.footer-wrapper li { list-style: none !important; list-style-type: none !important; }
.footer-wrapper li::before { content: none !important; display: none !important; }
.footer-wrapper li::marker { content: '' !important; font-size: 0 !important; }
.footer-wrapper h3 { color: var(--text) !important; }
/* Standalone email inputs in footer (Flatsome widgets) */
.footer-wrapper input[type="email"] {
  background: var(--bg) !important;
  border: 1px solid var(--glass-border) !important;
  color: var(--text) !important;
  padding: 12px 16px !important;
  border-radius: 10px !important;
  font-size: 0.85rem;
  width: 100%;
  box-sizing: border-box;
  box-shadow: none !important;
}
.footer-wrapper input[type="email"]::placeholder { color: var(--text-muted); }
.footer-wrapper input[type="email"]:focus {
  border-color: var(--accent) !important;
  outline: none;
  box-shadow: 0 0 0 3px rgba(108,92,231,0.15) !important;
}
/* Newsletter form input — transparent, no border (form container has glass bg) */
.tso-footer-nl-form input[type="email"],
.tso-footer-nl-form input {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
}
.footer-wrapper button[type="submit"] {
  background: var(--accent) !important;
  color: #fff !important;
  border: none !important;
  padding: 12px 20px !important;
  border-radius: 10px !important;
  font-weight: 700;
  font-size: 0.82rem;
  cursor: pointer;
  white-space: nowrap;
}
.footer-wrapper button[type="submit"]:hover { background: #5A4BD1 !important; }

/* Flatsome inset shadow override — remove on all custom form inputs */
.tso-search-box input,
.tso-cta-form input,
.tso-footer-nl-form input,
.tso-search-input-wrap input {
  box-shadow: none !important;
}

/* ==============================
   CF7 NEWSLETTER FORM OVERRIDES
   ============================== */
/* Reset CF7 default styles */
.tso-cf7-newsletter { margin: 0 !important; padding: 0 !important; }
.tso-cf7-newsletter .wpcf7-form-control-wrap { flex: 1; display: flex; }
.tso-cf7-newsletter .wpcf7-not-valid-tip { display: none; }
.tso-cf7-newsletter .wpcf7-response-output {
  margin: 8px 0 0 !important;
  padding: 8px 14px !important;
  border-radius: 8px !important;
  font-size: 0.82rem !important;
  border: 1px solid var(--glass-border) !important;
  color: var(--text-sec) !important;
  background: var(--glass) !important;
}
.tso-cf7-newsletter .wpcf7-mail-sent-ok,
.tso-cf7-newsletter.sent .wpcf7-response-output {
  border-color: #4ade80 !important;
  color: #4ade80 !important;
  background: rgba(74,222,128,0.08) !important;
}
.tso-cf7-newsletter.invalid .wpcf7-response-output,
.tso-cf7-newsletter.failed .wpcf7-response-output {
  border-color: #f87171 !important;
  color: #f87171 !important;
  background: rgba(248,113,113,0.08) !important;
}

/* CTA form — CF7 inline layout */
.tso-cta-form .tso-cf7-newsletter {
  display: flex !important;
  align-items: center;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--r);
  overflow: hidden;
  position: relative;
}
.tso-cta-form .tso-cf7-newsletter p { margin: 0 !important; display: contents; }
.tso-cta-form .tso-cf7-newsletter input[type="email"] {
  flex: 1;
  border: none !important;
  background: transparent !important;
  padding: 16px 18px !important;
  color: var(--text) !important;
  font-size: 0.9rem;
  outline: none;
  box-shadow: none !important;
}
.tso-cta-form .tso-cf7-newsletter input[type="email"]::placeholder { color: var(--text-muted); }
.tso-cta-form .tso-cf7-newsletter input[type="submit"] {
  background: linear-gradient(135deg, var(--accent), #5A4BD1) !important;
  color: #fff !important;
  border: none !important;
  padding: 14px 32px !important;
  margin: 6px !important;
  border-radius: 12px !important;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 2px 8px rgba(108,92,231,0.2) !important;
  font-size: 0.88rem;
  transition: all 0.3s;
  flex: 0 0 auto !important;
}
.tso-cta-form .tso-cf7-newsletter input[type="submit"]:hover { background: #5A4BD1 !important; }
.tso-cta-form .tso-cf7-newsletter .wpcf7-response-output { position: absolute; bottom: -36px; left: 0; right: 0; }
.tso-cta-form .tso-cf7-newsletter .wpcf7-spinner { display: none; }

/* Footer form — CF7 inline layout (inherits from .tso-footer-nl-form redesign) */
.tso-footer-nl-form .tso-cf7-newsletter {
  display: flex !important;
  align-items: center;
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  overflow: visible;
}
.tso-footer-nl-form .tso-cf7-newsletter p { margin: 0 !important; display: contents; }
.tso-footer-nl-form .tso-cf7-newsletter input[type="email"] {
  flex: 1;
  border: none !important;
  background: transparent !important;
  padding: 14px 18px !important;
  font-size: 0.88rem;
  color: var(--text) !important;
  outline: none;
  box-shadow: none !important;
}
.tso-footer-nl-form .tso-cf7-newsletter input[type="email"]::placeholder { color: var(--text-muted); }
.tso-footer-nl-form .tso-cf7-newsletter input[type="submit"] {
  background: linear-gradient(135deg, var(--accent), #5A4BD1) !important;
  color: #fff !important;
  border: none !important;
  padding: 12px 22px !important;
  margin: 5px !important;
  border-radius: 10px !important;
  font-weight: 700;
  font-size: 0.82rem;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 2px 8px rgba(108,92,231,0.2) !important;
  transition: all 0.3s;
  flex: 0 0 auto !important;
}
.tso-footer-nl-form .tso-cf7-newsletter input[type="submit"]:hover {
  background: linear-gradient(135deg, #5A4BD1, var(--accent)) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(108,92,231,0.35) !important;
}
.tso-footer-nl-form .tso-cf7-newsletter .wpcf7-spinner { display: none; }

/* CF7 responsive */
@media (max-width:549px) {
  .tso-cta-form .tso-cf7-newsletter {
    flex-direction: column;
    align-items: stretch !important;
  }
  .tso-cta-form .tso-cf7-newsletter input[type="email"] { padding: 14px 14px !important; }
  .tso-cta-form .tso-cf7-newsletter input[type="submit"] { margin: 0 6px 6px; padding: 14px !important; flex: none !important; max-width: none !important; }
  .tso-footer-nl-form .tso-cf7-newsletter { flex-direction: column; align-items: stretch !important; }
  .tso-footer-nl-form .tso-cf7-newsletter input[type="submit"] { margin: 0 5px 5px; flex: none !important; max-width: none !important; }
  .tso-search-box form { align-items: stretch !important; }
}

/* ==============================
   SECTION TITLES
   ============================== */
.tso-sec-title {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.5px;
  margin-bottom: 0;
}
.tso-sec-subtitle {
  color: var(--text-sec);
  font-size: 0.95rem;
  margin-top: 6px;
}
.tso-sec-link {
  color: var(--accent-light);
  font-weight: 600;
  font-size: 0.88rem;
  transition: opacity 0.2s;
}
.tso-sec-link:hover { opacity: 0.8; }

.tso-label-badge {
  display: inline-block;
  background: rgba(108,92,231,0.12);
  color: var(--accent-light);
  padding: 6px 16px;
  border-radius: 99px;
  font-size: 0.82rem;
  font-weight: 600;
}

/* ==============================
   HERO
   ============================== */
.tso-hero {
  position: relative;
  overflow: hidden;
  padding-top: 120px !important;
  padding-bottom: 60px !important;
}
.tso-hero::before {
  content: '';
  position: absolute;
  top: 60px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(108,92,231,0.18) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
  max-width: 100vw;
}
.tso-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px 6px 10px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 99px;
  font-size: 0.78rem;
  color: var(--accent-light);
  font-weight: 500;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}
.tso-dot {
  width: 8px; height: 8px;
  background: var(--green);
  border-radius: 50%;
  display: inline-block;
  animation: tso-pulse 2s infinite;
}
@keyframes tso-pulse {
  0%,100% { opacity:1; transform:scale(1); }
  50% { opacity:0.5; transform:scale(1.3); }
}
.tso-hero-title {
  font-size: 3.4rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -1px;
  color: var(--text);
}
.tso-gradient-text {
  background: linear-gradient(135deg, var(--accent-light), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.tso-hero-desc {
  font-size: 1.1rem;
  color: var(--text-sec);
  max-width: 500px;
  line-height: 1.8;
  margin-bottom: 32px;
}

/* Search box glass */
.tso-search-box form {
  display: flex;
  align-items: center;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--r);
  overflow: hidden;
  max-width: 520px;
  backdrop-filter: blur(16px);
  transition: all 0.3s;
}
.tso-search-box form:focus-within {
  border-color: var(--accent);
  box-shadow: var(--glow);
}
.tso-search-box input {
  flex: 1;
  border: none !important;
  background: transparent !important;
  padding: 16px 20px !important;
  font-size: 0.95rem;
  color: var(--text) !important;
  outline: none;
  box-shadow: none !important;
}
.tso-search-box input::placeholder { color: var(--text-muted); }
.tso-search-box button {
  background: var(--accent) !important;
  color: #fff !important;
  border: none !important;
  padding: 12px 24px;
  margin: 6px;
  border-radius: 12px !important;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  white-space: nowrap;
}
.tso-search-box button:hover { background: #5A4BD1 !important; }

/* Hero tags */
.tso-hero-tags {
  display: flex;
  gap: 8px;
  margin-top: 18px;
  flex-wrap: wrap;
  align-items: center;
}
.tso-hero-tags > span { font-size: 0.78rem; color: var(--text-muted); }

/* Pill — dùng chung cho hero tags + author cats */
.tso-pill {
  display: inline-block;
  padding: 5px 14px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  color: var(--accent-light);
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s;
}
.tso-pill:hover {
  background: var(--glass-hover);
  color: #fff;
  border-color: var(--accent);
}
/* Hero tags: nhỏ hơn chút */
.tso-hero-tags .tso-pill {
  padding: 4px 12px;
  font-size: 0.76rem;
  color: var(--text-sec);
}
.tso-hero-tags .tso-pill:hover { color: var(--text); }

/* 3D Floating Books */
.tso-floating-books { position:relative; width:340px; height:400px; margin:0 auto; perspective:1200px; }
.tso-book-3d { position:absolute; border-radius:8px; box-shadow:0 25px 60px rgba(0,0,0,0.5); overflow:hidden; }
.tso-book-3d::after { content:''; position:absolute; inset:0; background:linear-gradient(135deg,rgba(255,255,255,0.12) 0%,transparent 50%); pointer-events:none; }
.tso-bk-placeholder { width:100%; height:100%; display:flex; flex-direction:column; justify-content:center; align-items:center; padding:16px; text-align:center; color:#fff; }
.tso-bk-placeholder span { font-size:0.85rem; font-weight:800; }
.tso-bk-placeholder small { font-size:0.6rem; opacity:0.7; margin-top:4px; }
.tso-bk1 { width:155px; height:225px; top:0; left:10px; transform:rotateY(-10deg) rotateX(3deg); animation:tso-f1 4s ease-in-out infinite; }
.tso-bk2 { width:140px; height:200px; top:60px; right:20px; transform:rotateY(6deg) rotateX(-2deg); animation:tso-f2 5s ease-in-out infinite; }
.tso-bk3 { width:130px; height:190px; bottom:20px; left:90px; transform:rotateY(-5deg) rotateX(4deg); animation:tso-f3 4.5s ease-in-out infinite; }
@keyframes tso-f1 { 0%,100%{transform:rotateY(-10deg) rotateX(3deg) translateY(0)} 50%{transform:rotateY(-10deg) rotateX(3deg) translateY(-14px)} }
@keyframes tso-f2 { 0%,100%{transform:rotateY(6deg) rotateX(-2deg) translateY(0)} 50%{transform:rotateY(6deg) rotateX(-2deg) translateY(-11px)} }
@keyframes tso-f3 { 0%,100%{transform:rotateY(-5deg) rotateX(4deg) translateY(0)} 50%{transform:rotateY(-5deg) rotateX(4deg) translateY(-16px)} }

/* ==============================
   STATS
   ============================== */
.tso-stat-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--r);
  padding: 24px;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: all 0.3s;
}
.tso-stat-card:hover { background:var(--glass-hover); transform:translateY(-2px); }
.tso-stat-num {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent-light), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 4px;
}
.tso-stat-label { font-size:0.8rem; color:var(--text-muted); font-weight:500; }

/* ==============================
   BENTO GRID
   ============================== */
.tso-bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 16px;
}
.tso-bento-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  transition: all 0.3s;
  overflow: hidden;
  position: relative;
  min-height: 140px;
  text-decoration: none;
  color: var(--text);
}
.tso-bento-card:hover {
  border-color: rgba(108,92,231,0.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow), var(--glow);
  color: var(--text);
}
.tso-bento-large { grid-column:span 2; grid-row:span 2; }
.tso-bento-icon { font-size:2.4rem; margin-bottom:14px; }
.tso-bento-large .tso-bento-icon { font-size:3.5rem; }
.tso-bento-name { font-weight:700; font-size:1.05rem; margin-bottom:4px; }
.tso-bento-large .tso-bento-name { font-size:1.5rem; }
.tso-bento-count { font-size:0.78rem; color:var(--text-muted); }
.tso-bento-arrow {
  position:absolute; bottom:24px; right:24px;
  width:36px; height:36px;
  background:var(--glass); border:1px solid var(--glass-border);
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  color:var(--text-muted);
  transition:all 0.3s;
}
.tso-bento-card:hover .tso-bento-arrow { background:var(--accent); color:#fff; }
/* Bento color variants */
.tso-bg-vanhoc { background:linear-gradient(135deg,#1a1130,var(--bg-card)); }
.tso-bg-kinhdoanh { background:linear-gradient(135deg,#1a2510,var(--bg-card)); }
.tso-bg-kynang { background:linear-gradient(135deg,#102535,var(--bg-card)); }
.tso-bg-congnghe { background:linear-gradient(135deg,#251520,var(--bg-card)); }
.tso-bg-tamly { background:linear-gradient(135deg,#251a10,var(--bg-card)); }
/* Actual category slugs */
.tso-bg-marketing { background:linear-gradient(135deg,#1a2510,var(--bg-card)); }
.tso-bg-phat-trien-ban-than { background:linear-gradient(135deg,#102535,var(--bg-card)); }
.tso-bg-tai-chinh-dau-tu { background:linear-gradient(135deg,#0a2530,var(--bg-card)); }
.tso-bg-tieu-su-doanh-nhan { background:linear-gradient(135deg,#2a1a0a,var(--bg-card)); }
.tso-bg-tam-ly-hanh-vi { background:linear-gradient(135deg,#251a10,var(--bg-card)); }

/* ==============================
   BOOK GRID (cover-only)
   ============================== */
.tso-book-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.tso-grid-4col { grid-template-columns: repeat(4, 1fr); }
.tso-book-card {
  position: relative;
  border-radius: var(--r);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.35s;
  aspect-ratio: 2/3;
  display: block;
  text-decoration: none;
}
.tso-book-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 50px rgba(0,0,0,0.5), 0 0 30px rgba(108,92,231,0.15);
}
.tso-book-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Badges */
.tso-badge {
  position:absolute; top:10px; left:10px;
  padding:4px 10px; border-radius:8px;
  font-size:0.68rem; font-weight:700; z-index:3;
  backdrop-filter:blur(8px);
}
.tso-badge-new { background:rgba(108,92,231,0.85); color:#fff; }
.tso-badge-hot { background:rgba(255,107,107,0.85); color:#fff; }

/* Chips top-right */
.tso-book-chips {
  position:absolute; top:10px; right:10px;
  display:flex; gap:4px; z-index:3;
}
.tso-chip {
  font-size:0.6rem; padding:3px 7px;
  background:rgba(0,0,0,0.45);
  backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,0.12);
  border-radius:6px;
  color:rgba(255,255,255,0.85);
  font-weight:500;
}

/* Hover overlay */
.tso-book-overlay {
  position:absolute; inset:0; z-index:2;
  display:flex; flex-direction:column; justify-content:flex-end;
  padding:16px; opacity:0; transition:all 0.35s;
  background:linear-gradient(to top,rgba(11,15,26,0.92) 0%,rgba(11,15,26,0.5) 40%,transparent 70%);
}
.tso-book-card:hover .tso-book-overlay { opacity:1; }
.tso-ov-cat { font-size:0.62rem; color:var(--accent-light); font-weight:600; text-transform:uppercase; letter-spacing:0.8px; margin-bottom:4px; }
.tso-ov-title { font-weight:700; font-size:0.88rem; color:#fff; margin-bottom:2px; line-height:1.3; }
.tso-ov-author { font-size:0.72rem; color:rgba(255,255,255,0.6); margin-bottom:10px; }
.tso-ov-bottom { display:flex; align-items:center; justify-content:space-between; }
.tso-ov-dl { font-size:0.65rem; color:rgba(255,255,255,0.5); }
.tso-btn-dl {
  padding:7px 16px; background:var(--accent);
  border:none; border-radius:8px; color:#fff;
  font-size:0.75rem; font-weight:600;
  display:inline-block; text-decoration:none;
}
.tso-btn-dl:hover { background:#5A4BD1; }

/* ==============================
   FEATURE CARDS
   ============================== */
.tso-feature-card {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:var(--r-lg); padding:32px 24px;
  text-align:center; transition:all 0.3s;
}
.tso-feature-card:hover { border-color:rgba(108,92,231,0.2); transform:translateY(-4px); }
.tso-ft-icon {
  width:56px; height:56px; border-radius:16px;
  display:flex; align-items:center; justify-content:center;
  font-size:1.5rem; margin:0 auto 16px;
}
.tso-fi-purple { background:rgba(108,92,231,0.12); }
.tso-fi-teal { background:rgba(0,206,201,0.12); }
.tso-fi-coral { background:rgba(255,107,107,0.12); }
.tso-fi-amber { background:rgba(253,203,110,0.12); }
.tso-feature-card h3 { font-size:1rem; font-weight:700; margin-bottom:8px; color:var(--text); }
.tso-feature-card p { font-size:0.83rem; color:var(--text-sec); line-height:1.6; }

/* ==============================
   STEP CARDS
   ============================== */
.tso-step-card {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:var(--r-lg); padding:40px 28px;
  text-align:center; position:relative;
}
.tso-step-num {
  width:40px; height:40px;
  background:linear-gradient(135deg,var(--accent),var(--teal));
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-weight:800; margin:0 auto 20px;
  color:#fff; font-size:1rem;
}
.tso-step-icon { font-size:2.2rem; margin-bottom:12px; }
.tso-step-card h3 { font-size:1.05rem; font-weight:700; margin-bottom:8px; color:var(--text); }
.tso-step-card p { font-size:0.83rem; color:var(--text-sec); line-height:1.6; }

/* ==============================
   TESTIMONIALS
   ============================== */
.tso-testimonial {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:var(--r-lg); padding:28px;
  transition:all 0.3s;
}
.tso-testimonial:hover { border-color:rgba(108,92,231,0.2); }
.tso-tm-stars { color:var(--amber); font-size:0.85rem; margin-bottom:12px; letter-spacing:2px; }
.tso-tm-text { font-size:0.88rem; line-height:1.7; color:var(--text-sec); margin-bottom:18px; font-style:italic; }
.tso-tm-author { display:flex; align-items:center; gap:10px; }
.tso-tm-avatar {
  width:38px; height:38px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-weight:700; font-size:0.8rem; color:#fff;
}
.tso-av1 { background:linear-gradient(135deg,#6C5CE7,#A29BFE); }
.tso-av2 { background:linear-gradient(135deg,#00CEC9,#55EFC4); }
.tso-av3 { background:linear-gradient(135deg,#FF6B6B,#EE5A24); }
.tso-tm-name { font-weight:600; font-size:0.85rem; color:var(--text); }
.tso-tm-date { font-size:0.72rem; color:var(--text-muted); }

/* ==============================
   CTA BOX
   ============================== */
.tso-cta-box {
  background:linear-gradient(135deg,#1a1040,#0d1f3c,#0a2030);
  border:1px solid rgba(108,92,231,0.2);
  border-radius:var(--r-xl);
  padding:80px 60px; text-align:center;
  position:relative; overflow:hidden;
}
.tso-cta-box::before {
  content:''; position:absolute;
  top:-100px; left:50%; transform:translateX(-50%);
  width:600px; height:400px;
  background:radial-gradient(ellipse,rgba(108,92,231,0.15) 0%,transparent 70%);
  filter:blur(50px);
}
.tso-cta-box h2 { font-size:2.2rem; font-weight:800; margin-bottom:14px; position:relative; color:var(--text); }
.tso-cta-box p { font-size:1rem; color:var(--text-sec); max-width:460px; margin:0 auto 32px; position:relative; }
.tso-cta-form {
  display:flex; align-items:center; max-width:440px; margin:0 auto;
  background:var(--glass); border:1px solid var(--glass-border);
  border-radius:var(--r); overflow:hidden; position:relative;
}
.tso-cta-form input[type="text"],
.tso-cta-form input[type="email"] {
  flex:1; border:none !important; background:transparent !important;
  padding:16px 18px !important; color:var(--text) !important;
  font-size:0.9rem; outline:none; box-shadow:none !important;
}
.tso-cta-form input::placeholder { color:var(--text-muted); }
.tso-cta-form button,
.tso-cta-form input[type="submit"] {
  background:linear-gradient(135deg, var(--accent), #5A4BD1) !important; color:#fff !important;
  border:none !important; padding:14px 32px; margin:6px;
  border-radius:12px !important; font-weight:700; cursor:pointer;
  white-space:nowrap; flex:0 0 auto !important;
  box-shadow:0 2px 8px rgba(108,92,231,0.2) !important;
}
.tso-cta-link {
  display:inline-block; margin-top:20px;
  color:var(--accent-light); font-weight:600;
  font-size:0.88rem; position:relative;
  text-decoration:none;
}

/* ==============================
   BREADCRUMB
   ============================== */
.tso-breadcrumb { font-size:0.82rem; margin-bottom:16px; }
.tso-breadcrumb a { color:var(--accent-light); text-decoration:none; }
.tso-breadcrumb a:hover { text-decoration:underline; }
.tso-breadcrumb span { margin:0 6px; color:var(--text-muted); }
.tso-bc-current { color:var(--text-muted); }

/* ==============================
   CATEGORY PAGE
   ============================== */
.tso-cat-title { font-size:2rem; font-weight:800; color:var(--text); }
.tso-cat-desc { color:var(--text-sec); font-size:1rem; }

/* Filter bar */
.tso-filter-bar {
  display:flex; justify-content:space-between; align-items:center;
  padding:16px 0; border-bottom:1px solid var(--border);
  flex-wrap:wrap; gap:12px;
}
.tso-filter-left, .tso-filter-right { display:flex; align-items:center; gap:8px; }
.tso-filter-label { font-size:0.82rem; color:var(--text-muted); font-weight:600; }
.tso-filter-btn {
  padding:6px 14px; border:1px solid var(--border);
  border-radius:99px; background:transparent;
  font-size:0.82rem; cursor:pointer; color:var(--text-sec); transition:all 0.2s;
}
.tso-filter-btn.active, .tso-filter-btn:hover {
  background:var(--accent); color:#fff; border-color:var(--accent);
}
.tso-filter-select {
  padding:6px 12px; border:1px solid var(--border);
  border-radius:8px; font-size:0.82rem;
  color:var(--text); background:var(--bg-card);
}

/* Sidebar */
.tso-sidebar-widget {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:var(--r); padding:20px; margin-bottom:20px;
}
.tso-sw-title {
  font-size:0.95rem; font-weight:700; color:var(--text);
  margin:0 0 14px; padding-bottom:10px;
  border-bottom:2px solid var(--accent);
}
.tso-sw-search input, .tso-sw-cta input {
  width:100%; padding:10px 14px;
  border:1px solid var(--border) !important; border-radius:8px;
  font-size:0.88rem; background:var(--bg) !important; color:var(--text) !important;
}
.tso-sw-search input:focus, .tso-sw-cta input:focus {
  border-color:var(--accent) !important; outline:none;
  box-shadow:0 0 0 3px rgba(108,92,231,0.15);
}
.tso-sw-categories { list-style:none; padding:0; margin:0; }
.tso-sw-categories li { margin-bottom:2px; }
.tso-sw-categories a {
  display:flex; justify-content:space-between; align-items:center;
  padding:8px 12px; border-radius:8px;
  color:var(--text-sec); text-decoration:none;
  font-size:0.88rem; transition:all 0.2s;
}
.tso-sw-categories a:hover, .tso-sw-categories a.active {
  background:rgba(108,92,231,0.1); color:var(--accent-light);
}
.tso-sw-categories a span { color:var(--text-muted); font-size:0.78rem; }

/* Sidebar CTA */
.tso-sw-cta {
  background:linear-gradient(135deg,#1a1040,#0d1f3c) !important;
  border:1px solid rgba(108,92,231,0.2) !important;
}
.tso-sw-cta h3 { color:#fff; font-size:1rem; margin:0 0 8px; }
.tso-sw-cta p { color:rgba(255,255,255,0.7); font-size:0.82rem; margin-bottom:12px; }
.tso-sw-cta button {
  width:100%; padding:10px; background:var(--accent) !important;
  color:#fff !important; border:none !important;
  border-radius:8px !important; font-weight:700; cursor:pointer;
}

/* Pagination */
.tso-pagination {
  display:flex; align-items:center; justify-content:center;
  gap:6px; margin-top:32px;
}
.tso-page-active {
  width:36px; height:36px;
  display:flex; align-items:center; justify-content:center;
  background:var(--accent); color:#fff;
  border-radius:8px; font-weight:700; font-size:0.88rem;
}
.tso-page-link {
  width:36px; height:36px;
  display:flex; align-items:center; justify-content:center;
  border:1px solid var(--border); border-radius:8px;
  color:var(--text-sec); text-decoration:none;
  font-size:0.88rem; transition:all 0.2s;
}
.tso-page-link:hover { border-color:var(--accent); color:var(--accent-light); }
.tso-page-dots { color:var(--text-muted); }
.tso-page-next {
  padding:8px 16px; border:1px solid var(--border);
  border-radius:8px; color:var(--accent-light);
  text-decoration:none; font-weight:600; font-size:0.82rem;
}

/* ==============================
   BOOK DETAIL
   ============================== */
.tso-detail-cover { max-width:320px; margin:0 auto; }
.tso-detail-cover img {
  width:100%; border-radius:var(--r-lg);
  box-shadow:0 16px 48px rgba(0,0,0,0.4);
}
.tso-cover-badges { display:flex; gap:8px; margin-top:16px; justify-content:center; flex-wrap:wrap; }
/* Override absolute positioning from book cards — badges inside detail cover are flow layout */
.tso-cover-badges .tso-badge {
  position:static;
  display:inline-flex;
  align-items:center;
}
.tso-cover-badges .tso-chip {
  position:static;
}
.tso-detail-title { font-size:2.2rem; font-weight:800; color:var(--text); margin:8px 0 6px; }
.tso-detail-author { font-size:1rem; color:var(--text-sec); margin-bottom:12px; }
.tso-detail-author a { color:var(--accent-light); text-decoration:none; }
.tso-detail-rating { display:flex; align-items:center; gap:8px; margin-bottom:16px; }
.tso-stars { color:var(--amber); }
.tso-rating-score { font-weight:700; color:var(--text); }
.tso-rating-count { color:var(--text-muted); font-size:0.82rem; }
.tso-detail-excerpt { font-size:1rem; color:var(--text-sec); line-height:1.8; margin-bottom:20px; }

/* Meta grid */
.tso-meta-grid {
  display:grid; grid-template-columns:repeat(3,1fr);
  gap:12px; margin-bottom:24px;
}
.tso-meta-item { background:var(--bg-card); border-radius:10px; padding:12px 16px; border:1px solid var(--border); }
.tso-meta-label { display:block; font-size:0.72rem; color:var(--text-muted); margin-bottom:2px; }
.tso-meta-value { font-weight:700; font-size:0.92rem; color:var(--text); }

/* Download buttons */
.tso-download-btns { display:flex; gap:10px; flex-wrap:wrap; margin-bottom:20px; }
.tso-btn-download-main {
  display:inline-flex; align-items:center; gap:8px;
  padding:14px 28px;
  background:linear-gradient(135deg,var(--accent),var(--teal)) !important;
  color:#fff !important; border-radius:var(--r); font-weight:700;
  text-decoration:none; box-shadow:0 4px 16px rgba(108,92,231,0.3);
}
.tso-btn-download-alt {
  padding:14px 24px; border:2px solid var(--border);
  color:var(--text); border-radius:var(--r);
  font-weight:600; text-decoration:none; transition:all 0.2s;
}
.tso-btn-download-alt:hover { border-color:var(--accent); color:var(--accent-light); }
.tso-btn-bookmark {
  padding:14px 20px; border:2px solid var(--border);
  background:transparent; color:var(--text);
  border-radius:var(--r); font-weight:600; cursor:pointer;
}
.tso-btn-bookmark:hover { border-color:var(--amber); color:var(--amber); }

/* Share */
.tso-share-row { display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.tso-share-row > span { color:var(--text-muted); font-size:0.82rem; }
.tso-share-btn {
  display:inline-flex; align-items:center; gap:6px;
  padding:8px 14px; border:1px solid var(--border);
  border-radius:8px; font-size:0.8rem;
  text-decoration:none; color:var(--text-sec);
  background:var(--glass); cursor:pointer; transition:all 0.2s;
}
.tso-share-btn svg { flex-shrink:0; }
.tso-share-fb:hover { border-color:#1877F2; color:#1877F2; background:rgba(24,119,242,0.08); }
.tso-share-tw:hover { border-color:#1DA1F2; color:#1DA1F2; background:rgba(29,161,242,0.08); }
.tso-share-tg:hover { border-color:#0088cc; color:#0088cc; background:rgba(0,136,204,0.08); }

/* Tabs */
.tso-tab-nav {
  display:flex; gap:4px;
  border-bottom:2px solid var(--border); margin-bottom:24px;
}
.tso-tab-btn {
  padding:12px 20px; background:transparent;
  border:none; border-bottom:2px solid transparent;
  margin-bottom:-2px; font-weight:600;
  color:var(--text-muted); cursor:pointer; transition:all 0.2s;
}
.tso-tab-btn.active, .tso-tab-btn:hover { color:var(--accent-light); border-bottom-color:var(--accent); }
.tso-tab-content { display:none; }
.tso-tab-content.active { display:block; }
.tso-tab-content h2 { font-size:1.4rem; color:var(--text); margin-bottom:12px; }
.tso-tab-content h3 { font-size:1.1rem; color:var(--text); margin-top:24px; margin-bottom:10px; }
.tso-tab-content p { color:var(--text-sec); line-height:1.8; margin-bottom:12px; }
.tso-tab-content ul { padding-left:20px; margin-bottom:16px; }
.tso-tab-content li { color:var(--text-sec); line-height:1.8; margin-bottom:4px; }
.tso-blockquote {
  background:var(--bg-card); border-left:4px solid var(--accent);
  padding:20px 24px; border-radius:0 var(--r) var(--r) 0;
  font-style:italic; color:var(--text); margin:20px 0;
}

/* Reviews */
.tso-review-summary {
  display:flex; gap:24px; align-items:center;
  padding:20px; background:var(--bg-card);
  border-radius:var(--r); margin-bottom:24px; border:1px solid var(--border);
}
.tso-review-big { font-size:3rem; font-weight:800; color:var(--text); }
.tso-review-bars { flex:1; }
.tso-bar-row { display:flex; align-items:center; gap:8px; margin-bottom:4px; font-size:0.78rem; color:var(--text-muted); }
.tso-bar { flex:1; height:8px; background:rgba(255,255,255,0.06); border-radius:99px; overflow:hidden; }
.tso-bar-fill { height:100%; background:var(--amber); border-radius:99px; }
.tso-review-item { padding:16px 0; border-bottom:1px solid var(--border); }
.tso-review-header { display:flex; align-items:center; gap:10px; margin-bottom:8px; }
.tso-review-item p { color:var(--text-sec); font-size:0.88rem; }

/* Detail sidebar */
.tso-detail-sidebar { position:sticky; top:100px; }
.tso-ad-banner {
  background:var(--bg-card); border:1px dashed var(--border);
  border-radius:var(--r); padding:40px 20px;
  text-align:center; margin-bottom:20px;
  display:none; /* Ẩn placeholder quảng cáo khi chưa có nội dung */
}
.tso-ad-banner:has(img),
.tso-ad-banner:has(a) {
  display:block; /* Chỉ hiện khi có ảnh/link quảng cáo thật */
}
.tso-mini-book-list { display:flex; flex-direction:column; gap:12px; }
.tso-mini-book {
  display:flex; gap:12px; align-items:center;
  text-decoration:none; padding:8px; border-radius:8px;
  transition:background 0.2s;
}
.tso-mini-book:hover { background:var(--glass); }
.tso-mini-book img { width:48px; height:64px; object-fit:cover; border-radius:6px; }
.tso-mini-book strong { display:block; font-size:0.88rem; color:var(--text); }
.tso-mini-book span { font-size:0.78rem; color:var(--text-muted); }

/* ==============================
   ABOUT PAGE
   ============================== */
.tso-values-list { margin-top:24px; }
.tso-value-item { display:flex; gap:14px; margin-bottom:16px; }
.tso-value-icon { font-size:1.5rem; flex-shrink:0; }
.tso-value-item strong { display:block; font-size:1rem; color:var(--text); margin-bottom:2px; }
.tso-value-item p { font-size:0.82rem; color:var(--text-sec); margin:0; line-height:1.6; }

/* ==============================
   FAQ — Override Flatsome
   ============================== */
.tso-faq .accordion-item {
  border:1px solid var(--border) !important;
  margin-bottom:12px !important;
  border-radius:var(--r) !important;
  background:var(--bg-card) !important;
  overflow:hidden;
}
.tso-faq .accordion-title,
.tso-faq a.accordion-title {
  position:relative !important;
  padding:20px 50px 20px 24px !important;
  color:var(--text) !important;
  background:var(--bg-card) !important;
  border:none !important;
  font-weight:600 !important;
  font-size:0.95rem !important;
}
.tso-faq .accordion-title:hover { color:var(--accent-light) !important; }
.tso-faq .accordion-title .toggle {
  position:absolute !important; right:20px !important;
  left:auto !important; top:50% !important;
  transform:translateY(-50%) !important;
  color:var(--text-muted) !important;
}
.tso-faq .accordion-title.active .toggle { transform:translateY(-50%) rotate(180deg) !important; }
.tso-faq .accordion-title.active { background:rgba(108,92,231,0.06) !important; color:var(--accent-light) !important; }
.tso-faq .accordion-inner {
  padding:0 24px 20px !important;
  color:var(--text-sec) !important;
  line-height:1.7 !important;
  font-size:0.9rem !important;
}

/* ==============================
   CONTACT
   ============================== */
.tso-contact-info { margin-bottom:28px; }
.tso-contact-item { display:flex; gap:14px; align-items:flex-start; margin-bottom:20px; }
.tso-contact-icon { font-size:1.5rem; flex-shrink:0; }
.tso-contact-item strong { display:block; font-size:0.92rem; color:var(--text); margin-bottom:2px; }
.tso-contact-item p { font-size:0.88rem; color:var(--text-sec); margin:0; }
.tso-contact-topics h3 { font-size:1rem; font-weight:700; margin-bottom:10px; color:var(--text); }
.tso-contact-topics ul { list-style:none; padding:0; }
.tso-contact-topics li {
  padding:6px 0 6px 20px; position:relative;
  font-size:0.88rem; color:var(--text-sec);
}
.tso-contact-topics li::before { content:'✓'; position:absolute; left:0; color:var(--green); font-weight:700; }

/* Contact Form 7 */
.tso-contact-form-wrapper {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  padding:32px;
}
.tso-contact-form-wrapper .wpcf7-form-control:not([type="submit"]) {
  width:100%; padding:14px 16px;
  border:1.5px solid rgba(255,255,255,0.1) !important;
  border-radius:10px;
  background:var(--bg) !important;
  color:var(--text) !important;
  font-size:0.92rem;
  transition:all 0.25s;
}
.tso-contact-form-wrapper .wpcf7-form-control:focus {
  border-color:var(--accent) !important;
  background:var(--bg-card) !important;
  box-shadow:0 0 0 4px rgba(108,92,231,0.12);
  outline:none;
}
.tso-contact-form-wrapper .wpcf7-submit {
  background:linear-gradient(135deg,var(--accent),var(--teal)) !important;
  color:#fff !important; border:none !important;
  border-radius:var(--r) !important;
  padding:14px 32px !important;
  font-size:1rem !important; font-weight:700 !important;
  cursor:pointer; box-shadow:0 4px 16px rgba(108,92,231,0.25);
}
.tso-contact-form-wrapper .wpcf7-form label {
  font-size:0.88rem; font-weight:600; color:var(--text);
  margin-bottom:6px; display:block;
}

/* ==============================
   SECTION SPACING OVERRIDES
   ============================== */
/* Reduce excessive section padding */
.tso-stats-section { padding: 0 0 40px !important; }
.tso-bento-section { padding: 60px 0 !important; }
.tso-books-section { padding: 60px 0 !important; }
.tso-features-section { padding: 60px 0 !important; }
.tso-steps-section { padding: 60px 0 !important; }
.tso-testimonials-section { padding: 60px 0 !important; }
.tso-cta-section { padding: 80px 0 !important; }

/* Subtle top border for section separation */
.tso-bento-section,
.tso-books-section,
.tso-features-section,
.tso-steps-section,
.tso-testimonials-section,
.tso-cta-section {
  border-top: 1px solid var(--border);
}

/* Centered sections — force center alignment on title + subtitle */
.tso-features-section .tso-sec-title,
.tso-features-section .tso-sec-subtitle,
.tso-steps-section .tso-sec-title,
.tso-steps-section .tso-sec-subtitle,
.tso-testimonials-section .tso-sec-title,
.tso-testimonials-section .tso-sec-subtitle {
  text-align: center !important;
  margin-left: auto !important;
  margin-right: auto !important;
}

/* Section header flex (title + link) fix alignment */
.tso-bento-section .row > div:first-child,
.tso-books-section .row > div:first-child {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 12px;
}

/* Hero left column responsive */
.tso-hero-left {
  position: relative;
  z-index: 1;
}

/* Flatsome scroll-to-top button dark override */
.back-to-top {
  background: var(--bg-card) !important;
  border: 1px solid var(--border) !important;
  color: var(--text-sec) !important;
}
.back-to-top:hover {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
  color: #fff !important;
}

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

/* ── Tablet landscape (≤1024px) ── */
@media (max-width:1024px) {
  .tso-book-grid { grid-template-columns:repeat(4,1fr); }
  .tso-bento-grid { grid-template-columns:repeat(2,1fr); }
  .tso-bento-large { grid-column:span 2; grid-row:span 1; }
}

/* ── Tablet portrait (≤849px) ── */
@media (max-width:849px) {
  /* Hero */
  .tso-hero { padding-top:100px !important; padding-bottom:50px !important; }
  .tso-hero-left { flex:0 0 100% !important; max-width:100% !important; }
  .tso-hero-title { font-size:2.2rem; }
  .tso-hero-desc { font-size:1rem; }
  .tso-hero-vis-col { display:none !important; }
  .tso-search-box form { max-width:100%; }

  /* Stats */
  .tso-stat-card { padding:16px; }
  .tso-stat-num { font-size:1.6rem; }

  /* Bento */
  .tso-bento-grid { grid-template-columns:1fr 1fr; }
  .tso-bento-large { grid-column:span 2; }

  /* Book grid */
  .tso-book-grid { grid-template-columns:repeat(3,1fr); }
  .tso-grid-4col { grid-template-columns:repeat(3,1fr); }

  /* Book detail — cover + info xếp dọc */
  .tso-col-cover,
  .tso-col-info,
  div[style*="flex:0 0 320px"] {
    flex:0 0 100% !important;
    max-width:100% !important;
  }
  .tso-detail-section .row { flex-wrap:wrap; }
  .tso-detail-cover { max-width:260px; }
  .tso-detail-title { font-size:1.8rem; }
  .tso-meta-grid { grid-template-columns:repeat(3,1fr); }
  .tso-download-btns { flex-direction:column; }
  .tso-download-btns a,
  .tso-download-btns button { text-align:center; justify-content:center; }

  /* Detail sidebar xếp ngang */
  .tso-col-sidebar,
  div[style*="flex:0 0 300px"] {
    flex:0 0 100% !important;
    max-width:100% !important;
  }

  /* Sidebar trái (taxonomy/search) */
  .tso-col-sidebar-left,
  aside[style*="flex:0 0 260px"] {
    flex:0 0 100% !important;
    max-width:100% !important;
    order:-1;
  }

  /* Filter bar — scroll ngang */
  .tso-filter-left {
    overflow-x:auto;
    white-space:nowrap;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
    padding-bottom:4px;
    flex-wrap:nowrap;
  }
  .tso-filter-left::-webkit-scrollbar { display:none; }
  .tso-filter-btn { white-space:nowrap; flex-shrink:0; }

  /* Tab nav scroll */
  .tso-tab-nav {
    overflow-x:auto;
    white-space:nowrap;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .tso-tab-nav::-webkit-scrollbar { display:none; }
  .tso-tab-btn { white-space:nowrap; flex-shrink:0; }

  /* CTA */
  .tso-cta-box { padding:48px 24px; }
  .tso-cta-box h2 { font-size:1.6rem; }

  /* Category page header */
  .tso-cat-title { font-size:1.6rem; }
  .tso-sec-title { font-size:1.5rem; }

  /* Share row wrap */
  .tso-share-row { gap:6px; }
  .tso-share-btn { padding:6px 10px; font-size:0.72rem; }
}

/* ── Mobile (≤549px) ── */
@media (max-width:549px) {
  /* Giảm padding top cho tất cả section header (Flatsome header nhỏ hơn) */
  .tso-breadcrumb-section,
  .tso-cat-header,
  .tso-search-header {
    padding-top:90px !important;
  }

  /* Hero */
  .tso-hero { padding-top:90px !important; padding-bottom:40px !important; }
  .tso-hero-title { font-size:1.7rem; letter-spacing:-0.5px; }
  .tso-hero-desc { font-size:0.92rem; margin-bottom:24px; }
  .tso-hero-badge { font-size:0.72rem; }

  /* Search box */
  .tso-search-box form { flex-direction:column; border-radius:var(--r); }
  .tso-search-box input { padding:14px 16px !important; }
  .tso-search-box button {
    margin:0 6px 6px !important;
    padding:12px !important;
    border-radius:10px !important;
  }

  /* Hero tags */
  .tso-hero-tags { gap:6px; }
  .tso-hero-tags .tso-pill { padding:3px 10px; font-size:0.7rem; }

  /* Stats */
  .tso-stat-card { padding:12px 8px; }
  .tso-stat-num { font-size:1.3rem; }
  .tso-stat-label { font-size:0.7rem; }

  /* Bento */
  .tso-bento-grid { grid-template-columns:1fr; gap:12px; }
  .tso-bento-large { grid-column:span 1; }
  .tso-bento-card { min-height:auto; padding:22px 18px; }
  .tso-bento-icon { font-size:2rem; margin-bottom:10px; }
  .tso-bento-large .tso-bento-icon { font-size:2.4rem; }
  .tso-bento-large .tso-bento-name { font-size:1.2rem; }

  /* Book grid — 2 cột */
  .tso-book-grid,
  .tso-grid-4col {
    grid-template-columns:repeat(2,1fr);
    gap:10px;
  }

  /* Book card overlay — luôn hiển thị trên mobile */
  .tso-book-overlay {
    opacity:1;
    background:linear-gradient(to top,rgba(11,15,26,0.95) 0%,rgba(11,15,26,0.6) 45%,transparent 75%);
  }
  .tso-ov-title { font-size:0.78rem; }
  .tso-ov-author { font-size:0.66rem; margin-bottom:6px; }
  .tso-ov-bottom { gap:4px; }
  .tso-ov-dl { font-size:0.6rem; }
  .tso-btn-dl { padding:5px 10px; font-size:0.68rem; }

  /* Book card hover — tắt scale trên mobile (tránh lag) */
  .tso-book-card:hover {
    transform:translateY(-3px);
    box-shadow:0 12px 30px rgba(0,0,0,0.4);
  }

  /* Badge + chip nhỏ hơn */
  .tso-badge { padding:3px 8px; font-size:0.6rem; top:6px; left:6px; }
  .tso-book-chips { top:6px; right:6px; }
  .tso-chip { font-size:0.55rem; padding:2px 5px; }

  /* Book detail */
  .tso-detail-cover { max-width:200px; }
  .tso-detail-cover img { border-radius:var(--r); }
  .tso-detail-title { font-size:1.5rem; }
  .tso-detail-author { font-size:0.9rem; }
  .tso-detail-excerpt { font-size:0.92rem; }
  .tso-meta-grid { grid-template-columns:1fr 1fr; gap:8px; }
  .tso-meta-item { padding:10px 12px; }
  .tso-meta-label { font-size:0.68rem; }
  .tso-meta-value { font-size:0.85rem; }

  /* Download buttons — full width */
  .tso-btn-download-main,
  .tso-btn-download-alt,
  .tso-btn-bookmark {
    width:100%;
    text-align:center;
    justify-content:center;
    display:flex;
    padding:12px 20px;
  }

  /* Tabs */
  .tso-tab-btn { padding:10px 14px; font-size:0.85rem; }
  .tso-tab-content h2 { font-size:1.2rem; }
  .tso-tab-content p { font-size:0.9rem; }

  /* Reviews */
  .tso-review-summary { flex-direction:column; text-align:center; gap:16px; }
  .tso-review-big { font-size:2.4rem; }

  /* Sidebar widgets */
  .tso-sidebar-widget { padding:16px; }
  .tso-sw-title { font-size:0.88rem; }
  .tso-sw-categories a { padding:7px 10px; font-size:0.82rem; }

  /* Category/Search page */
  .tso-cat-title { font-size:1.4rem; }
  .tso-cat-desc { font-size:0.88rem; }
  .tso-sec-title { font-size:1.3rem; }
  .tso-sec-subtitle { font-size:0.85rem; }
  .tso-results-info { font-size:0.82rem; }

  /* Filter bar */
  .tso-filter-bar {
    flex-direction:column;
    align-items:flex-start;
    gap:8px;
  }
  .tso-filter-left {
    flex-wrap:wrap !important;
    overflow-x:visible !important;
    white-space:normal !important;
    gap:6px;
  }
  .tso-filter-btn {
    white-space:nowrap;
    font-size:0.78rem;
    padding:6px 12px !important;
  }
  .tso-filter-right { display:none; }

  /* Pagination */
  .tso-pagination { gap:4px; flex-wrap:wrap; }
  .tso-page-active, .tso-page-link { width:32px; height:32px; font-size:0.82rem; }
  .tso-page-next { padding:6px 12px; font-size:0.78rem; }

  /* CTA */
  .tso-cta-box { padding:36px 20px; }
  .tso-cta-box h2 { font-size:1.4rem; }
  .tso-cta-box p { font-size:0.9rem; }
  .tso-cta-form { flex-direction:column; }
  .tso-cta-form input { padding:14px 14px !important; }
  .tso-cta-form button,
  .tso-cta-form input[type="submit"] { margin:0 6px 6px; padding:14px !important; flex:none !important; max-width:none !important; }

  /* Testimonials */
  .tso-testimonial { padding:20px; }
  .tso-tm-text { font-size:0.82rem; }

  /* Feature cards */
  .tso-feature-card { padding:24px 18px; }
  .tso-step-card { padding:28px 18px; }

  /* Contact */
  .tso-contact-form-wrapper { padding:20px; }

  /* FAQ */
  .tso-faq .accordion-title,
  .tso-faq a.accordion-title {
    padding:16px 40px 16px 16px !important;
    font-size:0.88rem !important;
  }
  .tso-faq .accordion-inner { padding:0 16px 16px !important; font-size:0.85rem !important; }

  /* About */
  .tso-value-item { gap:10px; }
  .tso-value-icon { font-size:1.2rem; }

  /* Mini book list (sidebar sách cùng tác giả) */
  .tso-mini-book img { width:40px; height:54px; }
  .tso-mini-book strong { font-size:0.82rem; }

  /* General: tránh text overflow */
  .tso-ov-title,
  .tso-bento-name,
  .tso-detail-title,
  .tso-cat-title,
  .tso-search-title {
    overflow-wrap:break-word;
    word-break:break-word;
  }
}

/* ── Small mobile (≤375px) ── */
@media (max-width:375px) {
  .tso-hero-title { font-size:1.45rem; }
  .tso-detail-title { font-size:1.3rem; }
  .tso-detail-cover { max-width:170px; }
  .tso-meta-grid { grid-template-columns:1fr; }
  .tso-stat-num { font-size:1.1rem; }
  .tso-book-grid,
  .tso-grid-4col {
    grid-template-columns:repeat(2,1fr);
    gap:8px;
  }
  .tso-cta-box h2 { font-size:1.2rem; }
}

/* ==============================
   FOOTER — REDESIGN
   ============================== */

/* Footer main section */
.footer-wrapper #footer > .section {
  background: linear-gradient(180deg, var(--bg) 0%, #080c16 100%) !important;
  border-top: 1px solid var(--border) !important;
  padding-top: 60px !important;
  padding-bottom: 40px !important;
}
.footer-wrapper #footer > .section .section-bg { display: none; }

/* Brand column */
.tso-footer-brand { max-width: 320px; }
.tso-footer-logo {
  text-decoration: none !important;
  display: inline-block;
  margin-bottom: 16px;
}
.tso-footer-logo img { height: 28px; vertical-align: middle; margin-right: 6px; }
.tso-footer-logo span,
.tso-footer-logo .tso-footer-logo-text {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text) !important;
  letter-spacing: -0.5px;
}
.tso-footer-desc {
  font-size: 0.85rem;
  color: var(--text-sec);
  line-height: 1.75;
  margin-bottom: 20px;
}

/* Social buttons */
.tso-footer-social {
  display: flex !important;
  gap: 10px;
  margin-top: 4px;
}
.tso-footer-social a,
.tso-social-btn {
  width: 40px; height: 40px;
  display: inline-flex !important;
  align-items: center; justify-content: center;
  background: var(--glass) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: 12px !important;
  color: var(--text-sec) !important;
  transition: all 0.3s !important;
  text-decoration: none !important;
  font-size: 1rem;
}
.tso-footer-social a:hover,
.tso-social-btn:hover {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
  color: #fff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(108,92,231,0.25);
}

/* Footer columns */
.tso-footer-col {
  padding-left: 0;
}
.tso-footer-heading {
  font-size: 0.95rem !important;
  font-weight: 700 !important;
  color: var(--text) !important;
  margin-bottom: 20px !important;
  padding-bottom: 12px;
  position: relative;
  letter-spacing: 0.3px;
}
.tso-footer-heading::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 32px; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--teal));
  border-radius: 3px;
}

/* Footer links — completely remove bullets */
.tso-footer-links,
.footer-wrapper .tso-footer-links {
  list-style: none !important;
  list-style-type: none !important;
  padding: 0 !important;
  margin: 0 !important;
}
.tso-footer-links li,
.footer-wrapper .tso-footer-links li {
  margin-bottom: 0 !important;
  padding: 0 !important;
  list-style: none !important;
  list-style-type: none !important;
}
.tso-footer-links li::before,
.tso-footer-links li::marker,
.footer-wrapper li::before,
.footer-wrapper li::marker {
  content: '' !important;
  display: none !important;
  font-size: 0 !important;
}
.tso-footer-links a {
  color: var(--text-muted) !important;
  text-decoration: none !important;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  padding: 7px 0;
  transition: all 0.25s;
  border-radius: 6px;
}
.tso-footer-links a::before {
  content: '→';
  margin-right: 8px;
  font-size: 0.7rem;
  color: transparent;
  transition: all 0.25s;
}
.tso-footer-links a:hover {
  color: var(--accent-light) !important;
  padding-left: 4px;
}
.tso-footer-links a:hover::before {
  color: var(--accent-light);
}

/* Newsletter section */
.tso-footer-nl-desc {
  font-size: 0.88rem;
  color: var(--text-sec);
  line-height: 1.7;
  margin-bottom: 16px;
}

.tso-footer-nl-form {
  display: flex !important;
  background: var(--bg-card) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: 14px !important;
  overflow: hidden;
  margin-bottom: 24px;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.tso-footer-nl-form:focus-within {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px rgba(108,92,231,0.12);
}
.tso-footer-nl-form input,
.tso-footer-nl-form input[type="email"] {
  flex: 1;
  border: none !important;
  background: transparent !important;
  padding: 14px 18px !important;
  font-size: 0.88rem;
  color: var(--text) !important;
  outline: none;
  box-shadow: none !important;
}
.tso-footer-nl-form input::placeholder { color: var(--text-muted); }
.tso-footer-nl-form button,
.tso-footer-nl-form input[type="submit"] {
  background: linear-gradient(135deg, var(--accent), #5A4BD1) !important;
  color: #fff !important;
  border: none !important;
  padding: 12px 22px !important;
  margin: 5px !important;
  border-radius: 10px !important;
  font-weight: 700;
  font-size: 0.82rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.3s;
  box-shadow: 0 2px 8px rgba(108,92,231,0.2);
}
.tso-footer-nl-form button:hover,
.tso-footer-nl-form input[type="submit"]:hover {
  background: linear-gradient(135deg, #5A4BD1, var(--accent)) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(108,92,231,0.35);
}

/* Footer mini stats — redesign as inline pills */
.tso-footer-stats {
  display: flex !important;
  gap: 12px;
  flex-wrap: wrap;
}
.tso-fs-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  transition: all 0.2s;
}
.tso-fs-item:hover {
  background: var(--glass-hover);
  border-color: rgba(108,92,231,0.2);
}
.tso-fs-num {
  display: inline;
  font-size: 1rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-light), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.tso-fs-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Bottom bar — absolute-footer */
.absolute-footer {
  background: transparent !important;
  border-top: 1px solid var(--border) !important;
  padding: 20px 0 !important;
}
.absolute-footer .container {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
}
.footer-primary,
.footer-secondary {
  float: none !important;
  width: auto !important;
}
.footer-primary {
  font-size: 0.8rem !important;
  color: var(--text-muted) !important;
  text-align: left !important;
  order: 1;
}
.footer-secondary {
  font-size: 0.8rem !important;
  color: var(--text-muted) !important;
  text-align: right !important;
  order: 2;
}
.footer-primary a,
.footer-secondary a {
  color: var(--text-muted) !important;
  text-decoration: none !important;
}
.footer-primary a:hover,
.footer-secondary a:hover {
  color: var(--accent-light) !important;
}

/* Footer responsive */
@media (max-width:849px) {
  .tso-footer-brand { max-width: 100%; margin-bottom: 8px; }
  .tso-footer-stats { justify-content: flex-start; }
  .absolute-footer .container {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
  .footer-primary, .footer-secondary { text-align: center !important; }
}
@media (max-width:549px) {
  .footer-wrapper #footer > .section {
    padding-top: 40px !important;
    padding-bottom: 28px !important;
  }
  .tso-footer-nl-form {
    flex-direction: column !important;
    border-radius: 12px !important;
  }
  .tso-footer-nl-form input { padding: 12px 14px !important; }
  .tso-footer-nl-form button,
  .tso-footer-nl-form input[type="submit"] {
    margin: 0 5px 5px !important;
    padding: 12px !important;
  }
  .tso-footer-stats { gap: 8px; }
  .tso-fs-item { padding: 6px 10px; }
  .tso-fs-num { font-size: 0.88rem; }
  .tso-footer-social { justify-content: center; }
}


/* ==============================
   AUTHOR PAGE
   ============================== */
.tso-author-header { position: relative; }

.tso-author-card {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  margin-top: 24px;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}

.tso-author-avatar {
  width: 96px;
  height: 96px;
  min-width: 96px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--teal));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
}

.tso-author-info { flex: 1; }

.tso-author-name {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 8px;
  line-height: 1.3;
}

.tso-author-bio {
  color: var(--text-sec);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0 0 16px;
  max-width: 600px;
}

.tso-author-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

/* .tso-pill đã được khai báo ở phần Hero tags — dùng chung */

.tso-author-stats {
  display: flex;
  gap: 32px;
  margin-top: 4px;
}

.tso-as-item {
  display: flex;
  flex-direction: column;
}

.tso-as-num {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
}

.tso-as-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Author page responsive */
@media (max-width:849px) {
  .tso-author-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 24px;
    gap: 20px;
  }
  .tso-author-bio { max-width: 100%; }
  .tso-author-cats { justify-content: center; }
  .tso-author-stats { justify-content: center; }
  .tso-author-name { font-size: 1.5rem; }
}

@media (max-width:549px) {
  .tso-author-card { padding: 18px; gap: 16px; }
  .tso-author-avatar {
    width: 72px;
    height: 72px;
    min-width: 72px;
    font-size: 1.2rem;
  }
  .tso-author-name { font-size: 1.3rem; }
  .tso-author-bio { font-size: 0.88rem; }
  .tso-author-stats { gap: 20px; }
  .tso-as-num { font-size: 1.1rem; }
  .tso-as-label { font-size: 0.72rem; }
  .tso-pill { padding: 4px 11px; font-size: 0.74rem; }
}


/* ==============================
   SEARCH PAGE
   ============================== */
.tso-search-header-content {
  margin-top: 16px;
}

.tso-search-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 8px;
  line-height: 1.3;
}

.tso-search-desc {
  color: var(--text-sec);
  font-size: 0.95rem;
  margin: 0 0 28px;
}

/* ── Hero search form ── */
.tso-search-form-hero {
  max-width: 680px;
}

.tso-search-input-wrap {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 6px 6px 6px 18px;
  gap: 12px;
  transition: border-color 0.3s;
}
.tso-search-input-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(108,92,231,0.15);
}

.tso-search-input-wrap svg {
  color: var(--text-muted);
  flex-shrink: 0;
}

.tso-search-input-wrap input[type="search"] {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  padding: 10px 0;
}
.tso-search-input-wrap input[type="search"]::placeholder {
  color: var(--text-muted);
}
/* Remove webkit search cancel button */
.tso-search-input-wrap input[type="search"]::-webkit-search-cancel-button {
  -webkit-appearance: none;
}

.tso-search-input-wrap button {
  padding: 12px 28px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  transition: all 0.3s;
  white-space: nowrap;
  font-family: inherit;
}
.tso-search-input-wrap button:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
}

/* ── Search suggestions ── */
.tso-search-suggestions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
}

.tso-ss-label {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
}

.tso-ss-tag {
  display: inline-block;
  padding: 5px 14px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  color: var(--text-sec);
  font-size: 0.82rem;
  text-decoration: none;
  transition: all 0.2s;
}
.tso-ss-tag:hover {
  background: var(--glass-hover);
  color: var(--accent-light);
  border-color: var(--accent);
}

/* ── Empty state ── */
.tso-empty-icon {
  font-size: 4rem;
  margin-bottom: 8px;
}

.tso-empty-tips {
  display: inline-flex;
  flex-direction: column;
  gap: 14px;
  text-align: left;
  margin: 0 auto;
}

.tso-tip-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-sec);
  font-size: 0.95rem;
}

.tso-tip-icon {
  font-size: 1.2rem;
  width: 28px;
  text-align: center;
  flex-shrink: 0;
}

/* ── Search responsive ── */
@media (max-width:849px) {
  .tso-search-title { font-size: 1.4rem; }
  .tso-search-form-hero { max-width: 100%; }
}

@media (max-width:549px) {
  .tso-search-input-wrap {
    flex-wrap: wrap;
    padding: 10px;
    gap: 8px;
  }
  .tso-search-input-wrap svg { display: none; }
  .tso-search-input-wrap input[type="search"] {
    width: 100%;
    font-size: 0.95rem;
  }
  .tso-search-input-wrap button {
    width: 100%;
    text-align: center;
  }
  .tso-search-suggestions { justify-content: center; }
}

/* ==============================
   404 PAGE
   ============================== */
/* Force dark bg on 404 page wrapper */
.error404 #content,
.error404 .page-wrapper,
.error404 #main {
  background: var(--bg) !important;
}
.tso-404-page {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 20px 60px;
  position: relative;
  overflow: hidden;
  background: var(--bg);
}
.tso-404-container {
  text-align: center;
  max-width: 560px;
  position: relative;
  z-index: 1;
}
.tso-404-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(108,92,231,0.12) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}
.tso-404-number {
  font-size: 8rem;
  font-weight: 900;
  letter-spacing: -4px;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent) 0%, var(--teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.25;
  margin-bottom: -20px;
}
.tso-404-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}
.tso-404-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 12px;
}
.tso-404-desc {
  font-size: 1rem;
  color: var(--text-sec);
  line-height: 1.7;
  margin-bottom: 32px;
}

/* 404 Search */
.tso-404-search {
  display: flex;
  align-items: center;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--r);
  overflow: hidden;
  max-width: 480px;
  margin: 0 auto 28px;
  transition: all 0.3s;
}
.tso-404-search:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(108,92,231,0.15);
}
.tso-404-search input {
  flex: 1;
  border: none !important;
  background: transparent !important;
  padding: 14px 18px !important;
  color: var(--text) !important;
  font-size: 0.92rem;
  outline: none;
  box-shadow: none !important;
}
.tso-404-search input::placeholder { color: var(--text-muted); }
.tso-404-search button {
  background: var(--accent) !important;
  color: #fff !important;
  border: none !important;
  padding: 12px 22px;
  margin: 5px;
  border-radius: 12px !important;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s;
}
.tso-404-search button:hover { background: #5A4BD1 !important; }

/* 404 Actions */
.tso-404-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 36px;
}
.tso-404-btn {
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}
.tso-404-btn-primary {
  background: linear-gradient(135deg, var(--accent), #5A4BD1);
  color: #fff !important;
  box-shadow: 0 2px 8px rgba(108,92,231,0.2);
}
.tso-404-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(108,92,231,0.35);
}
.tso-404-btn-secondary {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--text-sec) !important;
}
.tso-404-btn-secondary:hover {
  background: var(--glass-hover);
  color: var(--text) !important;
}

/* 404 Categories */
.tso-404-cats { margin-top: 8px; }
.tso-404-cats-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.tso-404-cats-list {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}
.tso-404-cat-pill {
  padding: 6px 14px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  color: var(--text-sec) !important;
  font-size: 0.8rem;
  text-decoration: none;
  transition: all 0.2s;
}
.tso-404-cat-pill:hover {
  background: rgba(108,92,231,0.1);
  border-color: var(--accent);
  color: var(--accent-light) !important;
}

/* 404 responsive */
@media (max-width:549px) {
  .tso-404-number { font-size: 5rem; }
  .tso-404-icon { font-size: 2.2rem; }
  .tso-404-title { font-size: 1.5rem; }
  .tso-404-desc { font-size: 0.9rem; }
  .tso-404-search { flex-direction: column; align-items: stretch !important; }
  .tso-404-search input { padding: 12px 16px !important; }
  .tso-404-search button { margin: 0 5px 5px; }
  .tso-404-actions { flex-direction: column; }
  .tso-404-btn { text-align: center; }
}