/* TG Intermarketing — design system on top of Tabler (Bootstrap 5.3). All local, no CDN.
   Light is the default theme. Dark mode and text size are user preferences stored in the browser. */

/* ============ tokens ============ */
:root {
  --ease: cubic-bezier(.22, 1, .36, 1);
  --s-25: .125rem; --s-50: .25rem; --s-75: .5rem; --s-100: .75rem; --s-200: 1rem; --s-300: 1.5rem;
  --s-400: 2rem; --s-500: 2.5rem; --s-600: 3rem; --s-700: 4rem; --s-800: 5rem; --s-900: 6rem;

  --tg-bg: #ffffff; --tg-bg-2: #f6f5f2; --tg-surface: #ffffff; --tg-surface-2: #f6f5f2;
  --tg-ink: #111111; --tg-ink-2: #666666; --tg-muted: #5c5c5c; --tg-line: #e6e4df;
  --tg-accent: #d9480f; --tg-accent-hover: #bf3f0d; --tg-accent-fg: #ffffff; --tg-accent-soft: #fff1e8; --tg-accent-rgb: 217, 72, 15;
  --tg-shadow: 0 1px 2px rgba(17, 17, 17, .04), 0 8px 24px -12px rgba(17, 17, 17, .12);
  --tg-shadow-lg: 0 2px 4px rgba(17, 17, 17, .04), 0 24px 48px -20px rgba(17, 17, 17, .22);
  --tg-nav-bg: rgba(255, 255, 255, .78);

  --tblr-font-sans-serif: 'Kanit', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --tblr-primary: var(--tg-accent); --tblr-primary-rgb: var(--tg-accent-rgb); --tblr-primary-fg: var(--tg-accent-fg);
  --tblr-link-color: var(--tg-accent); --tblr-link-color-rgb: var(--tg-accent-rgb); --tblr-link-hover-color: var(--tg-accent-hover);
  /* legacy names still used by a few admin views */
  --tg-orange: var(--tg-accent); --tg-radius: 1rem;
}
[data-bs-theme="dark"] {
  --tg-bg: #181818; --tg-bg-2: #1f1f1f; --tg-surface: #1f1f1f; --tg-surface-2: #272727;
  --tg-ink: #f2f2f2; --tg-ink-2: #9b9b9b; --tg-muted: #a8a8a8; --tg-line: #313131;
  --tg-accent: #ff8a3d; --tg-accent-hover: #ffa366; --tg-accent-fg: #131209; --tg-accent-soft: #272727; --tg-accent-rgb: 255, 138, 61;
  --tg-shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -12px rgba(0, 0, 0, .6);
  --tg-shadow-lg: 0 2px 4px rgba(0, 0, 0, .4), 0 24px 48px -20px rgba(0, 0, 0, .8);
  --tg-nav-bg: rgba(31, 31, 31, .78);
}
:root, [data-bs-theme="light"], [data-bs-theme="dark"], body {
  --tblr-body-bg: var(--tg-bg); --tblr-body-color: var(--tg-ink); --tblr-bg-surface: var(--tg-surface);
  --tblr-bg-surface-secondary: var(--tg-bg-2); --tblr-bg-surface-tertiary: var(--tg-surface-2); --tblr-bg-forms: var(--tg-surface);
  --tblr-border-color: var(--tg-line); --tblr-border-color-translucent: var(--tg-line); --tblr-secondary: var(--tg-muted); --tblr-secondary-color: var(--tg-muted);
  --tblr-emphasis-color: var(--tg-ink); --tblr-card-bg: var(--tg-surface);
}

/* ============ text size (4 steps, set from the display menu) ============ */
html { font-size: 100%; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
html[data-fs="0"] { font-size: 87.5%; }
html[data-fs="2"] { font-size: 112.5%; }
html[data-fs="3"] { font-size: 125%; }

body { font-family: var(--tblr-font-sans-serif); font-feature-settings: normal; background: var(--tg-bg); color: var(--tg-ink); }
h1, h2, h3, h4, h5, h6 { font-weight: 600; letter-spacing: 0; text-wrap: balance; }
p { text-wrap: pretty; }
a { text-decoration: none; }
em, i:not(.ti) { font-style: normal; }
.btn { font-weight: 600; transition: background-color .3s var(--ease), border-color .3s var(--ease), color .3s var(--ease), transform .3s var(--ease); }
.btn:active { transform: scale(.98); }
.btn, .btn:hover, .btn:active { background-image: none; }
.btn-primary { --tblr-btn-bg: var(--tg-accent); --tblr-btn-border-color: var(--tg-accent); --tblr-btn-hover-bg: var(--tg-accent-hover); --tblr-btn-hover-border-color: var(--tg-accent-hover);
  --tblr-btn-active-bg: var(--tg-accent-hover); --tblr-btn-active-border-color: var(--tg-accent-hover); --tblr-btn-color: var(--tg-accent-fg); --tblr-btn-hover-color: var(--tg-accent-fg); --tblr-btn-active-color: var(--tg-accent-fg);
  --tblr-btn-disabled-bg: var(--tg-accent); --tblr-btn-disabled-border-color: var(--tg-accent); --tblr-btn-disabled-color: var(--tg-accent-fg); }
.btn-outline-primary { --tblr-btn-color: var(--tg-accent); --tblr-btn-border-color: var(--tg-accent); --tblr-btn-hover-bg: var(--tg-accent); --tblr-btn-hover-border-color: var(--tg-accent); --tblr-btn-hover-color: var(--tg-accent-fg); --tblr-btn-active-bg: var(--tg-accent); --tblr-btn-active-color: var(--tg-accent-fg); }
:focus-visible { outline: 2px solid var(--tg-accent); outline-offset: 2px; border-radius: .25rem; }
.text-orange { color: var(--tg-accent) !important; }
.bg-orange { background: var(--tg-accent) !important; color: var(--tg-accent-fg) !important; }
.bg-orange-soft { background: var(--tg-accent-soft) !important; }
.gradient-text { color: var(--tg-accent); }

/* ============ text styles (Tailwind scale; Thai script needs a little more leading than Latin) ============ */
.heading-1 { font-size: 2.25rem; line-height: 1.2; font-weight: 600; }
.heading-2 { font-size: 1.875rem; line-height: 1.3; font-weight: 600; }
.heading-3 { font-size: 1.875rem; line-height: 1.25; font-weight: 600; }
.heading-4 { font-size: 1.5rem; line-height: 1.3; font-weight: 600; }
.heading-5 { font-size: 1.5rem; line-height: 2rem; font-weight: 600; }
.heading-6 { font-size: 1.25rem; line-height: 1.75rem; font-weight: 600; }
@media (min-width: 768px) {
  .heading-1 { font-size: 3rem; line-height: 1.15; } .heading-2 { font-size: 2.25rem; line-height: 1.3; }
  .heading-3 { font-size: 2.25rem; line-height: 1.2; } .heading-4 { font-size: 1.875rem; line-height: 1.25; }
}
@media (min-width: 1200px) { .heading-1 { font-size: 3.75rem; line-height: 1.12; } .heading-2 { font-size: 3rem; line-height: 1.3; } }
.title-1 { font-size: 1.25rem; line-height: 1.75rem; font-weight: 500; } .title-2 { font-size: 1.125rem; line-height: 1.75rem; font-weight: 500; }
.title-3 { font-size: 1rem; line-height: 1.5rem; font-weight: 500; } .title-4 { font-size: .875rem; line-height: 1.25rem; font-weight: 500; } .title-5 { font-size: .75rem; line-height: 1rem; font-weight: 500; }
.body-1 { font-size: 1rem; line-height: 1.5rem; font-weight: 600; } .body-2 { font-size: 1rem; line-height: 1.5rem; font-weight: 500; } .body-3 { font-size: 1rem; line-height: 1.5rem; font-weight: 400; }
.body-4 { font-size: .875rem; line-height: 1.25rem; font-weight: 600; } .body-5 { font-size: .875rem; line-height: 1.25rem; font-weight: 500; } .body-6 { font-size: .875rem; line-height: 1.25rem; font-weight: 400; }
.caption-1 { font-size: .875rem; line-height: 1.25rem; font-weight: 500; } .caption-2 { font-size: .875rem; line-height: 1.25rem; font-weight: 400; }
.caption-3 { font-size: .75rem; line-height: 1rem; font-weight: 600; } .caption-4 { font-size: .75rem; line-height: 1rem; font-weight: 500; } .caption-5 { font-size: .75rem; line-height: 1rem; font-weight: 400; }

/* ============ display menu (theme + text size) ============ */
.display-menu { padding: var(--s-200); min-width: 15rem; border-radius: .75rem; border: 1px solid var(--tg-line); background: var(--tg-surface); box-shadow: var(--tg-shadow-lg); }
.display-label { color: var(--tg-muted); margin: 0 0 var(--s-75); }
.display-label:not(:first-child) { margin-top: var(--s-200); }
.seg { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: var(--s-50); padding: var(--s-50); background: var(--tg-bg-2); border-radius: .5rem; }
[data-bs-theme="dark"] .seg { background: var(--tg-surface-2); }
.seg button { display: inline-flex; align-items: center; justify-content: center; gap: var(--s-50); min-height: 2.25rem; padding: var(--s-50) var(--s-75); border: 0; border-radius: .25rem; background: transparent;
  color: var(--tg-muted); font: 500 .875rem/1.25rem var(--tblr-font-sans-serif); cursor: pointer; transition: background-color .3s var(--ease), color .3s var(--ease); }
.seg button:hover { color: var(--tg-ink); }
.seg button.on { background: var(--tg-surface); color: var(--tg-ink); box-shadow: 0 1px 2px rgba(0, 0, 0, .12); }
[data-bs-theme="dark"] .seg button.on { background: #313131; }
.display-reset { display: inline-flex; align-items: center; gap: var(--s-50); margin-top: var(--s-200); padding: 0; border: 0; background: none; color: var(--tg-muted); font: 400 .75rem/1rem var(--tblr-font-sans-serif); cursor: pointer; }
.display-reset:hover { color: var(--tg-accent); }

/* =====================================================================
   PUBLIC SITE
   ===================================================================== */
.site { font-size: 1rem; line-height: 1.5rem; }
.site .container-xl { max-width: 76rem; padding-left: var(--s-200); padding-right: var(--s-200); }
@media (min-width: 768px) { .site .container-xl { padding-left: var(--s-300); padding-right: var(--s-300); } }
.site .btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--s-75); padding: var(--s-75) var(--s-100); border-radius: .5rem; font-size: 1rem; line-height: 1.5rem; min-height: 0; box-shadow: none; }
.site .btn-sm { font-size: .875rem; line-height: 1.25rem; padding: var(--s-75) var(--s-100); }
.site .btn-lg { font-size: 1.125rem; line-height: 1.75rem; padding: var(--s-100) var(--s-300); border-radius: .75rem; }
.site .btn-icon { padding: var(--s-75); width: 2.5rem; height: 2.5rem; }
.site .btn .ti { font-size: 1.15em; margin: 0; }
.site .btn-outline-secondary { --tblr-btn-color: var(--tg-ink); --tblr-btn-border-color: var(--tg-line); --tblr-btn-hover-bg: var(--tg-bg-2); --tblr-btn-hover-color: var(--tg-ink); --tblr-btn-hover-border-color: var(--tg-ink-2); --tblr-btn-active-bg: var(--tg-bg-2); --tblr-btn-active-color: var(--tg-ink); background: var(--tg-surface); }
.site .form-control, .site .form-select { font-size: 1rem; line-height: 1.5rem; padding: var(--s-75) var(--s-100); border-radius: .5rem; border-color: var(--tg-line); background-color: var(--tg-surface); color: var(--tg-ink); }
.site .form-control:focus { border-color: var(--tg-accent); box-shadow: 0 0 0 3px rgba(var(--tg-accent-rgb), .18); }
.site .form-label { font-size: .875rem; line-height: 1.25rem; font-weight: 500; margin-bottom: var(--s-50); }

.skip-link { position: absolute; left: var(--s-200); top: -4rem; z-index: 2000; padding: var(--s-75) var(--s-200); background: var(--tg-ink); color: var(--tg-bg); border-radius: .5rem; transition: transform .3s var(--ease); }
.skip-link:focus { transform: translateY(5rem); color: var(--tg-bg); }
.announce { background: var(--tg-ink); color: var(--tg-bg); text-align: center; padding: var(--s-75) 0; font-size: .875rem; line-height: 1.25rem; }
.announce a { color: inherit; display: inline-flex; gap: var(--s-50); align-items: center; }
.announce a:hover { text-decoration: underline; }

/* ---- navigation: a compact bar floating off the top edge ---- */
.nav-wrap { position: sticky; top: 0; z-index: 1030; padding: var(--s-100) var(--s-200) 0; pointer-events: none; }
.nav-bar { pointer-events: auto; margin: 0 auto; width: fit-content; max-width: 100%; display: flex; align-items: center; gap: var(--s-300); padding: var(--s-75) var(--s-75) var(--s-75) var(--s-200);
  background: var(--tg-nav-bg); -webkit-backdrop-filter: saturate(160%) blur(16px); backdrop-filter: saturate(160%) blur(16px); border: 1px solid var(--tg-line); border-radius: 1rem; box-shadow: var(--tg-shadow);
  transition: box-shadow .5s var(--ease); }
.nav-wrap.scrolled .nav-bar { box-shadow: var(--tg-shadow-lg); }
.nav-brand { display: inline-flex; align-items: center; flex: none; }
.nav-brand img { height: 2.25rem; width: auto; display: block; }
[data-bs-theme="dark"] .nav-brand img, [data-bs-theme="dark"] .footer-logo { background: #fff; border-radius: .5rem; padding: var(--s-25) var(--s-75); }
.nav-links { display: none; align-items: center; gap: var(--s-25); }
.nav-links a { padding: var(--s-75) var(--s-100); border-radius: .5rem; color: var(--tg-muted); font-size: .875rem; line-height: 1.25rem; font-weight: 500; white-space: nowrap; transition: color .3s var(--ease), background-color .3s var(--ease); }
.nav-links a:hover { color: var(--tg-ink); background: var(--tg-bg-2); }
.nav-links a.active { color: var(--tg-ink); background: var(--tg-bg-2); }
[data-bs-theme="dark"] .nav-links a:hover, [data-bs-theme="dark"] .nav-links a.active { background: var(--tg-surface-2); }
.nav-tools { display: flex; align-items: center; gap: var(--s-50); margin-left: auto; }
.nav-tools .btn-ghost-secondary { color: var(--tg-muted); border: 0; background: transparent; }
.nav-tools .btn-ghost-secondary:hover { color: var(--tg-ink); background: var(--tg-bg-2); }
.nav-tools .btn-ghost-secondary .ti { font-size: 1.25rem; }
.nav-cta { display: none !important; }
.nav-toggle { position: relative; width: 2.5rem; height: 2.5rem; border: 0; background: transparent; border-radius: .5rem; cursor: pointer; }
.nav-toggle span { position: absolute; left: .625rem; right: .625rem; height: 2px; border-radius: 2px; background: var(--tg-ink); transition: transform .5s var(--ease); }
.nav-toggle span:first-child { top: 50%; transform: translateY(-4px); }
.nav-toggle span:last-child { top: 50%; transform: translateY(3px); }
.nav-open .nav-toggle span:first-child { transform: translateY(0) rotate(45deg); }
.nav-open .nav-toggle span:last-child { transform: translateY(0) rotate(-45deg); }
@media (min-width: 992px) { .nav-links { display: flex; } .nav-toggle { display: none; } .nav-cta { display: inline-flex !important; } .nav-bar { padding-left: var(--s-300); } }
@media (max-width: 991.98px) { .nav-bar { width: 100%; } }

.mobile-menu { position: fixed; inset: 0; z-index: 1025; padding: var(--s-900) var(--s-300) var(--s-400); overflow-y: auto;
  background: color-mix(in srgb, var(--tg-bg) 94%, transparent); -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px); opacity: 0; visibility: hidden; transition: opacity .3s var(--ease), visibility 0s .3s; }
.nav-open .mobile-menu { opacity: 1; visibility: visible; transition: opacity .3s var(--ease); }
.mobile-menu nav { display: flex; flex-direction: column; gap: var(--s-50); max-width: 30rem; margin: 0 auto; }
.mm-link { display: flex; align-items: center; gap: var(--s-75); padding: var(--s-100) 0; color: var(--tg-ink); font-size: 1.5rem; line-height: 2rem; font-weight: 600; opacity: 0; transform: translateY(var(--s-300)); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.mm-link.active { color: var(--tg-accent); }
.mm-small { font-size: 1rem; line-height: 1.5rem; font-weight: 500; color: var(--tg-muted); padding: var(--s-75) 0; }
.mm-sub { border-top: 1px solid var(--tg-line); border-bottom: 1px solid var(--tg-line); padding: var(--s-100) 0; margin: var(--s-100) 0; }
.mm-cta { justify-content: center; margin: var(--s-100) 0; color: var(--tg-accent-fg) !important; font-size: 1.125rem !important; }
.nav-open .mm-link { opacity: 1; transform: none; transition-delay: calc(min(var(--i, 0), 6) * 60ms); }
@media (min-width: 992px) { .mobile-menu { display: none; } }
body.nav-open { overflow: hidden; }

/* ---- hero ---- */
.hero { padding: var(--s-600) 0 var(--s-700); }
.hero-grid { display: grid; gap: var(--s-500); align-items: center; }
@media (min-width: 992px) { .hero { padding: var(--s-800) 0; } .hero-grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: var(--s-700); } }
.badge-pill { display: inline-flex; align-items: center; gap: var(--s-75); padding: var(--s-50) var(--s-100); border: 1px solid var(--tg-line); border-radius: 999px; background: var(--tg-surface); color: var(--tg-muted); font-size: .875rem; line-height: 1.25rem; font-weight: 500; margin-bottom: var(--s-300); }
.badge-pill .ti { color: var(--tg-accent); font-size: 1rem; }
.hero-title { max-width: 680px; margin: 0 0 var(--s-300); width: fit-content; background: linear-gradient(90deg, #000 0%, #666 100%); -webkit-background-clip: text; background-clip: text; color: transparent; padding-bottom: .08em; }
[data-bs-theme="dark"] .hero-title { background-image: linear-gradient(90deg, #fff 0%, #9b9b9b 100%); }
.hero-sub { max-width: 680px; font-size: 1.125rem; line-height: 1.75rem; color: var(--tg-muted); margin: 0 0 var(--s-400); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-300); }
.hero-note { display: flex; align-items: center; gap: var(--s-75); color: var(--tg-muted); margin: var(--s-200) 0 0; }
.hero-note .ti { color: var(--tg-accent); }
.link-arrow { display: inline-flex; align-items: center; gap: var(--s-50); color: var(--tg-ink); font-weight: 600; white-space: nowrap; }
.link-arrow::after { content: '\2192'; display: inline-block; transition: transform .5s var(--ease); }
.link-arrow.back::after { content: none; } .link-arrow.back::before { content: '\2190'; display: inline-block; transition: transform .5s var(--ease); }
a.link-arrow:hover, a:hover .link-arrow { color: var(--tg-accent); }
a.link-arrow:hover::after, a:hover .link-arrow::after { transform: translateX(4px); }
a.link-arrow.back:hover::before { transform: translateX(-4px); }
.hero-frame { position: relative; border-radius: 1.5rem; overflow: hidden; border: 1px solid var(--tg-line); background: var(--tg-bg-2); box-shadow: var(--tg-shadow-lg); }
.hero-frame img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.hero-cap { position: absolute; left: var(--s-100); right: var(--s-100); bottom: var(--s-100); padding: var(--s-100) var(--s-200); border-radius: .75rem; background: var(--tg-nav-bg); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); border: 1px solid var(--tg-line); color: var(--tg-ink); }
.hero-cap .caption-2 { color: var(--tg-muted); }
.hero-dots { position: absolute; top: var(--s-200); right: var(--s-200); display: flex; gap: var(--s-50); z-index: 3; }
.hero-dots button { width: 1.5rem; height: .25rem; padding: 0; border: 0; border-radius: 2px; background: rgba(255, 255, 255, .55); box-shadow: 0 0 0 1px rgba(0, 0, 0, .12); cursor: pointer; transition: background-color .3s var(--ease); }
.hero-dots button.active { background: var(--tg-accent); }
.stat-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-300); margin: var(--s-600) 0 0; padding-top: var(--s-400); border-top: 1px solid var(--tg-line); }
@media (min-width: 768px) { .stat-row { grid-template-columns: repeat(4, 1fr); } }
.stat-row dt { color: var(--tg-ink); font-variant-numeric: tabular-nums; } .stat-row dd { color: var(--tg-muted); margin: var(--s-50) 0 0; }
.stat-row.stacked { grid-template-columns: repeat(3, 1fr); margin: 0 0 var(--s-300); padding: 0 0 var(--s-300); border-top: 0; border-bottom: 1px solid var(--tg-line); }

/* ---- shared section pieces ---- */
.section { padding: var(--s-700) 0; }
@media (min-width: 992px) { .section { padding: var(--s-900) 0; } }
.section-alt { background: var(--tg-bg-2); }
.section-head { max-width: 680px; margin: 0 auto var(--s-500); text-align: center; }
.section-head.left { margin-left: 0; text-align: left; }
.section-head.split { max-width: none; display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: var(--s-200); text-align: left; }
.section-head h2 { margin: 0; }
.eyebrow { color: var(--tg-accent); letter-spacing: .08em; text-transform: uppercase; margin: 0 0 var(--s-75); }
.section-sub { color: var(--tg-muted); font-size: 1.125rem; line-height: 1.75rem; margin: var(--s-100) 0 0; }
.grid-2, .grid-3, .grid-4 { display: grid; gap: var(--s-200); }
@media (min-width: 576px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 768px) { .grid-2, .grid-3, .grid-4 { gap: var(--s-300); } .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .grid-4 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 992px) { .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 1200px) { .grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (max-width: 575.98px) { .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-100); } }
.icon-box { display: inline-grid; place-items: center; width: 3rem; height: 3rem; border-radius: .75rem; background: var(--tg-accent-soft); color: var(--tg-accent); font-size: 1.5rem; flex: none; }
.icon-box.sm { width: 2.5rem; height: 2.5rem; border-radius: .5rem; font-size: 1.25rem; }
.panel { background: var(--tg-surface); border: 1px solid var(--tg-line); border-radius: 1rem; padding: var(--s-300); }
.panel > h2, .panel > h3 { display: flex; align-items: center; gap: var(--s-75); margin: 0 0 var(--s-100); }
.panel > h2 .ti { color: var(--tg-accent); }
.panel .body-6, .panel .caption-2 { color: var(--tg-muted); margin: 0; }
.chip-list { display: flex; flex-wrap: wrap; gap: var(--s-75); list-style: none; margin: 0; padding: 0; }
.chip-list li, .chip-list a { padding: var(--s-50) var(--s-100); border-radius: 999px; border: 1px solid var(--tg-line); background: var(--tg-bg-2); color: var(--tg-ink); font-size: .875rem; line-height: 1.25rem; font-weight: 500; }
.chip-list a { transition: border-color .3s var(--ease), color .3s var(--ease); } .chip-list a:hover { border-color: var(--tg-accent); color: var(--tg-accent); }

/* ---- brand strip ---- */
.brand-strip { padding: var(--s-400) 0; border-top: 1px solid var(--tg-line); border-bottom: 1px solid var(--tg-line); background: var(--tg-bg-2); }
.brand-strip .eyebrow { color: var(--tg-muted); text-align: center; margin-bottom: var(--s-200); }
.brand-list { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--s-100) var(--s-400); list-style: none; margin: 0; padding: 0; }
.brand-list li { color: var(--tg-muted); font-size: 1rem; line-height: 1.5rem; font-weight: 600; letter-spacing: .06em; }

/* ---- cards ---- */
.group-card, .product-card, .article-card, .ref-card { display: flex; flex-direction: column; height: 100%; background: var(--tg-surface); border: 1px solid var(--tg-line); border-radius: 1rem; color: var(--tg-ink); overflow: hidden;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .3s var(--ease); }
a.group-card:hover, a.product-card:hover, a.article-card:hover { transform: translateY(-4px); box-shadow: var(--tg-shadow-lg); border-color: var(--tg-ink-2); color: var(--tg-ink); }
a.group-card:active, a.product-card:active, a.article-card:active { transform: scale(.98); }
.group-card { padding: var(--s-300); gap: var(--s-100); }
.group-card h3 { margin: var(--s-75) 0 0; } .group-card p { color: var(--tg-muted); margin: 0; flex: 1; }
.group-pic { margin: calc(var(--s-300) * -1) calc(var(--s-300) * -1) var(--s-100); } .group-pic img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block; }
.group-foot { display: flex; justify-content: space-between; align-items: center; margin-top: var(--s-100); padding-top: var(--s-200); border-top: 1px solid var(--tg-line); color: var(--tg-muted); }
.product-card .pic { position: relative; aspect-ratio: 4 / 3; background: #fff; display: grid; place-items: center; padding: var(--s-200); overflow: hidden; }
.product-card .pic img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; transition: transform .5s var(--ease); }
.product-card:hover .pic img { transform: scale(1.05); }
.product-card .body, .article-card .body, .ref-card .body { display: flex; flex-direction: column; gap: var(--s-50); padding: var(--s-200); flex: 1; border-top: 1px solid var(--tg-line); }
.product-card .cat, .article-card .cat, .ref-card .cat { color: var(--tg-accent); }
.product-card .name { flex: 1; overflow-wrap: anywhere; }
.product-card .link-arrow, .article-card .link-arrow { margin-top: var(--s-75); color: var(--tg-muted); }
.tag-hot { position: absolute; top: var(--s-100); left: var(--s-100); z-index: 1; padding: var(--s-25) var(--s-75); border-radius: .25rem; background: var(--tg-accent); color: var(--tg-accent-fg); }
@media (max-width: 575.98px) { .product-card .body { padding: var(--s-100); } .product-card .name { font-size: .875rem; line-height: 1.25rem; } }
.article-card .pic, .ref-card .pic { aspect-ratio: 16 / 9; background: var(--tg-bg-2); display: grid; place-items: center; color: var(--tg-muted); font-size: 2.25rem; overflow: hidden; }
.article-card .pic img, .ref-card .pic img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.article-card:hover .pic img { transform: scale(1.04); }
.article-card .meta, .ref-card .meta { display: flex; gap: var(--s-100); color: var(--tg-muted); }
.article-card .name { margin: 0; } .article-card p, .ref-card p { color: var(--tg-muted); margin: 0; flex: 1; }
.ref-card h3 { margin: 0; } .ref-card .caption-2 { display: flex; gap: var(--s-50); align-items: center; flex: 0; }
.feature { display: flex; flex-direction: column; gap: var(--s-100); }
.feature h3 { margin: var(--s-75) 0 0; } .feature p { color: var(--tg-muted); margin: 0; }

/* ---- tagline reveal ---- */
.tagline-section { padding: var(--s-800) 0; }
@media (min-width: 992px) { .tagline-section { padding: var(--s-900) 0; } }
.tagline { max-width: 60rem; margin: 0 auto; color: var(--tg-ink); }
.tl-line { display: block; }
.tl-word { opacity: .3; transition: opacity .5s var(--ease); }
.tl-word.on { opacity: 1; }
html:not(.js) .tl-word { opacity: 1; }

/* ---- steps ---- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s-300); counter-reset: none; }
@media (min-width: 768px) { .steps { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.step { background: var(--tg-surface); border: 1px solid var(--tg-line); border-radius: 1rem; padding: var(--s-300); }
.step-num { display: inline-grid; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: 999px; background: var(--tg-ink); color: var(--tg-bg); font-size: 1rem; line-height: 1.5rem; font-weight: 600; margin-bottom: var(--s-200); }
.step h3 { margin: 0 0 var(--s-75); } .step p { color: var(--tg-muted); margin: 0; }

/* ---- references ---- */
.ref-grid { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s-100); }
@media (min-width: 768px) { .ref-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1200px) { .ref-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.ref-item { display: flex; align-items: flex-start; gap: var(--s-100); padding: var(--s-100) var(--s-200); background: var(--tg-surface); border: 1px solid var(--tg-line); border-radius: .75rem; font-size: .875rem; line-height: 1.25rem; font-weight: 500; }
.ref-item .ti { color: var(--tg-accent); font-size: 1.25rem; flex: none; }
.ref-item small { display: block; color: var(--tg-muted); font-size: .75rem; line-height: 1rem; font-weight: 400; margin-top: var(--s-25); }
.ref-group { margin-top: var(--s-700); } .ref-group:first-child { margin-top: 0; }
.ref-feature-grid + .ref-group { margin-top: var(--s-700); }
.ref-group-head { display: flex; align-items: center; gap: var(--s-200); margin-bottom: var(--s-300); }
.ref-group-head h2 { margin: 0; } .ref-group-head p { margin: 0; color: var(--tg-muted); }

/* ---- FAQ ---- */
.faq-grid { display: grid; gap: var(--s-400); }
@media (min-width: 992px) { .faq-grid { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: var(--s-700); } }
.faq-list { display: grid; gap: var(--s-100); }
.faq { border: 1px solid var(--tg-line); border-radius: .75rem; background: var(--tg-surface); }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: var(--s-200); padding: var(--s-200) var(--s-300); cursor: pointer; list-style: none; border-radius: .75rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .ti { flex: none; color: var(--tg-muted); transition: transform .5s var(--ease); }
.faq[open] summary .ti { transform: rotate(45deg); color: var(--tg-accent); }
.faq summary:hover { color: var(--tg-accent); }
.faq > div { padding: 0 var(--s-300) var(--s-300); color: var(--tg-muted); }

/* ---- CTA band ---- */
.cta-wrap { padding: 0 0 var(--s-700); }
@media (min-width: 992px) { .cta-wrap { padding-bottom: var(--s-900); } }
.cta-band { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s-300); padding: var(--s-400); border-radius: 1.5rem; background: #111111; color: #fff; }
@media (min-width: 768px) { .cta-band { padding: var(--s-600); } }
[data-bs-theme="dark"] .cta-band { background: #272727; border: 1px solid var(--tg-line); }
.cta-band h2 { color: #fff; margin: 0 0 var(--s-75); } .cta-band p { color: #c9c9c9; margin: 0; max-width: 36rem; }
.cta-actions { display: flex; flex-direction: column; align-items: flex-start; gap: var(--s-100); }
.cta-phone { display: inline-flex; align-items: center; gap: var(--s-50); color: #c9c9c9; } .cta-phone:hover { color: #fff; }

/* ---- inner pages ---- */
.page-hero { padding: var(--s-500) 0 var(--s-400); background: var(--tg-bg-2); border-bottom: 1px solid var(--tg-line); }
@media (min-width: 992px) { .page-hero { padding: var(--s-700) 0 var(--s-500); } }
.page-hero h1 { margin: 0; max-width: 52rem; overflow-wrap: anywhere; }
.page-sub { max-width: 680px; margin: var(--s-100) 0 0; color: var(--tg-muted); font-size: 1.125rem; line-height: 1.75rem; }
.crumbs { display: flex; flex-wrap: wrap; gap: var(--s-75); list-style: none; margin: 0 0 var(--s-200); padding: 0; color: var(--tg-muted); }
.crumbs li + li::before { content: '/'; margin-right: var(--s-75); color: var(--tg-line); }
.crumbs a { color: var(--tg-muted); } .crumbs a:hover { color: var(--tg-accent); }
.page-hero + .section { padding-top: var(--s-600); }
.filter-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s-200); margin-bottom: var(--s-300); }
.pill-row { display: flex; flex-wrap: wrap; gap: var(--s-75); }
.pill-row.sub { padding-bottom: var(--s-300); margin-bottom: var(--s-300); border-bottom: 1px solid var(--tg-line); }
.pill { display: inline-flex; align-items: center; gap: var(--s-75); padding: var(--s-75) var(--s-200); border-radius: 999px; border: 1px solid var(--tg-line); background: var(--tg-surface); color: var(--tg-ink); font-size: .875rem; line-height: 1.25rem; font-weight: 500; transition: background-color .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease); }
.pill small { color: var(--tg-muted); font-size: .75rem; } .pill:hover { border-color: var(--tg-ink-2); color: var(--tg-ink); }
.pill.active { background: var(--tg-ink); border-color: var(--tg-ink); color: var(--tg-bg); } .pill.active small { color: inherit; opacity: .7; }
.search-box { display: flex; align-items: center; gap: var(--s-75); padding: var(--s-50) var(--s-50) var(--s-50) var(--s-100); border: 1px solid var(--tg-line); border-radius: .75rem; background: var(--tg-surface); min-width: min(100%, 20rem); flex: 0 1 24rem; }
.search-box:focus-within { border-color: var(--tg-accent); box-shadow: 0 0 0 3px rgba(var(--tg-accent-rgb), .18); }
.search-box .ti { color: var(--tg-muted); font-size: 1.25rem; }
.search-box input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--tg-ink); font: 400 1rem/1.5rem var(--tblr-font-sans-serif); }
.result-count { color: var(--tg-muted); margin: 0 0 var(--s-200); } .result-count b { color: var(--tg-ink); }
.pager { margin-top: var(--s-600); }
.site .pagination { gap: var(--s-50); } .site .page-link { border-radius: .5rem; border: 1px solid transparent; color: var(--tg-ink); min-width: 2.5rem; height: 2.5rem; display: grid; place-items: center; font-size: .875rem; }
.site .page-item.active .page-link { background: var(--tg-ink); color: var(--tg-bg); border-color: var(--tg-ink); } .site .page-link:hover { background: var(--tg-bg-2); }
.empty-state { text-align: center; padding: var(--s-700) var(--s-200); border: 1px dashed var(--tg-line); border-radius: 1rem; }
.empty-state > .ti { font-size: 3rem; color: var(--tg-muted); } .empty-state h2 { margin: var(--s-200) 0 var(--s-75); } .empty-state p { color: var(--tg-muted); margin: 0 0 var(--s-300); }

.detail-grid { display: grid; gap: var(--s-400); }
@media (min-width: 992px) { .detail-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-700); align-items: start; } }
.detail-gallery .main { background: #fff; border: 1px solid var(--tg-line); border-radius: 1rem; padding: var(--s-300); display: grid; place-items: center; aspect-ratio: 4 / 3; }
.detail-gallery .main img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; }
.detail-gallery .thumbs { display: flex; flex-wrap: wrap; gap: var(--s-75); margin-top: var(--s-100); }
.detail-gallery .thumbs button { width: 4.5rem; height: 4.5rem; padding: var(--s-50); background: #fff; border: 1px solid var(--tg-line); border-radius: .5rem; cursor: pointer; transition: border-color .3s var(--ease); }
.detail-gallery .thumbs button.active { border-color: var(--tg-accent); box-shadow: 0 0 0 1px var(--tg-accent); }
.detail-gallery .thumbs img { width: 100%; height: 100%; object-fit: contain; }
.detail-info h2 { margin: var(--s-200) 0 var(--s-100); overflow-wrap: anywhere; }
.detail-desc { color: var(--tg-muted); margin: 0; }
.detail-actions { display: flex; flex-wrap: wrap; gap: var(--s-100); margin: var(--s-400) 0; }
.qr-panel { display: flex; align-items: center; gap: var(--s-300); flex-wrap: wrap; }
.qr-panel h3 { margin: 0 0 var(--s-50); } .qr-actions { display: flex; flex-wrap: wrap; gap: var(--s-75); margin-top: var(--s-100); }
.qr-box { background: #fff; border-radius: .5rem; padding: var(--s-75); display: inline-block; border: 1px solid var(--tg-line); flex: none; }
.qr-box canvas, .qr-box img, .qr-box svg { display: block; }
.related-head { margin: var(--s-700) 0 var(--s-300); }

.about-grid { display: grid; gap: var(--s-500); }
@media (min-width: 992px) { .about-grid { grid-template-columns: minmax(0, 1.3fr) minmax(0, .9fr); gap: var(--s-700); align-items: start; } }
.about-side { display: grid; gap: var(--s-200); } .about-brands { margin-top: var(--s-600); } .about-brands .panel h2 { margin: var(--s-200) 0 var(--s-100); }
.prose { max-width: 44rem; color: var(--tg-ink); font-size: 1rem; line-height: 1.75rem; overflow-wrap: anywhere; }
.prose .lead { font-size: 1.25rem; line-height: 1.75rem; color: var(--tg-ink); font-weight: 500; }
.prose p { margin: 0 0 var(--s-300); color: var(--tg-muted); } .prose strong { color: var(--tg-ink); font-weight: 600; }
.prose h2 { font-size: 1.5rem; line-height: 2rem; margin: var(--s-500) 0 var(--s-200); } .prose h3 { font-size: 1.25rem; line-height: 1.75rem; margin: var(--s-400) 0 var(--s-100); } .prose h4 { font-size: 1.125rem; line-height: 1.75rem; margin: var(--s-300) 0 var(--s-100); }
.prose > :first-child { margin-top: 0; }
.prose ul, .prose ol { margin: 0 0 var(--s-300); padding-left: var(--s-300); color: var(--tg-muted); } .prose li { margin-bottom: var(--s-75); }
.prose a { color: var(--tg-accent); text-decoration: underline; text-underline-offset: 3px; }
.prose img { max-width: 100%; height: auto; border-radius: .75rem; border: 1px solid var(--tg-line); } .prose figure { margin: var(--s-400) 0; } .prose figcaption { margin-top: var(--s-75); font-size: .875rem; line-height: 1.25rem; color: var(--tg-muted); text-align: center; }
.prose blockquote { margin: var(--s-300) 0; padding: var(--s-200) var(--s-300); border: 1px solid var(--tg-line); border-radius: .75rem; background: var(--tg-bg-2); color: var(--tg-ink); font-weight: 500; }
.prose hr { border: 0; border-top: 1px solid var(--tg-line); margin: var(--s-500) 0; opacity: 1; } .prose code { padding: var(--s-25) var(--s-50); border-radius: .25rem; background: var(--tg-bg-2); font-size: .875em; color: var(--tg-ink); }
.article { max-width: 44rem; margin: 0 auto; }
.article-meta { display: flex; flex-wrap: wrap; gap: var(--s-200); color: var(--tg-muted); margin: 0 0 var(--s-300); } .article-meta > * { display: inline-flex; align-items: center; gap: var(--s-50); }
.article-cover { width: 100%; height: auto; aspect-ratio: 1200 / 630; object-fit: cover; border-radius: 1rem; border: 1px solid var(--tg-line); margin-bottom: var(--s-400); }
.article-foot { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--s-200); margin-top: var(--s-600); padding-top: var(--s-300); border-top: 1px solid var(--tg-line); }

.dl-panel { padding: var(--s-300) var(--s-300) var(--s-100); } .dl-list { list-style: none; margin: 0; padding: 0; }
.dl-item { display: flex; align-items: center; gap: var(--s-100); padding: var(--s-100) 0; border-top: 1px solid var(--tg-line); color: var(--tg-ink); font-size: .875rem; line-height: 1.25rem; font-weight: 500; }
.dl-item > span:first-of-type { flex: 1; } .dl-item .ti { font-size: 1.25rem; color: var(--tg-accent); } .dl-item .ext { color: var(--tg-muted); transition: transform .5s var(--ease); }
a.dl-item:hover { color: var(--tg-accent); } a.dl-item:hover .ext { transform: translate(2px, -2px); }
.dl-item.disabled { color: var(--tg-muted); } .dl-item.disabled .ti { color: var(--tg-muted); } .soon { padding: var(--s-25) var(--s-75); border-radius: .25rem; background: var(--tg-bg-2); }
.note { display: flex; gap: var(--s-75); align-items: center; color: var(--tg-muted); margin: var(--s-300) 0 0; }

.contact-grid { display: grid; gap: var(--s-300); }
@media (min-width: 992px) { .contact-grid { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: var(--s-400); align-items: start; } }
.contact-form { padding: var(--s-300); } @media (min-width: 768px) { .contact-form { padding: var(--s-400); } }
.contact-form h2 { margin: 0 0 var(--s-50); } .contact-form > .body-6 { margin-bottom: var(--s-300); }
.contact-side { display: grid; gap: var(--s-200); }
.contact-list { list-style: none; margin: 0 0 var(--s-300); padding: 0; display: grid; gap: var(--s-200); } .contact-list li { display: flex; gap: var(--s-100); } .contact-list .caption-2 { color: var(--tg-muted); } .contact-list .body-5 { overflow-wrap: anywhere; }
.form-grid { display: grid; gap: var(--s-200); } @media (min-width: 576px) { .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .form-grid .full { grid-column: 1 / -1; } }
.field-error { display: none; margin-top: var(--s-50); color: #c92a2a; font-size: .875rem; line-height: 1.25rem; }
[data-bs-theme="dark"] .field-error { color: #ff8787; }
.field.invalid .field-error { display: block; } .field.invalid .form-control { border-color: #c92a2a; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-200); } .form-foot p { margin: 0; color: var(--tg-muted); } .form-foot a { color: var(--tg-ink); text-decoration: underline; text-underline-offset: 3px; }
.hp { position: absolute; left: -9999px; }
.notice { display: flex; gap: var(--s-75); align-items: center; padding: var(--s-100) var(--s-200); margin-bottom: var(--s-300); border-radius: .5rem; background: var(--tg-accent-soft); border: 1px solid var(--tg-line); font-size: .875rem; line-height: 1.25rem; }
.notice .ti { color: var(--tg-accent); }

.error-page { padding: var(--s-900) 0; text-align: center; }
.error-code { font-size: 6rem; line-height: 1; font-weight: 700; color: var(--tg-accent); margin: 0 0 var(--s-200); }
.error-page h1 { margin: 0 0 var(--s-100); } .error-page p { color: var(--tg-muted); max-width: 30rem; margin: 0 auto var(--s-400); }
.error-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--s-100); }

/* ---- footer ---- */
.site-footer { background: var(--tg-bg-2); border-top: 1px solid var(--tg-line); padding: var(--s-700) 0 0; color: var(--tg-muted); }
.footer-grid { display: grid; gap: var(--s-500); grid-template-columns: repeat(2, minmax(0, 1fr)); }
.footer-about, .footer-grid > div:last-child { grid-column: 1 / -1; }
@media (min-width: 992px) { .footer-grid { grid-template-columns: 1.4fr .7fr .7fr 1.2fr; gap: var(--s-600); } .footer-about, .footer-grid > div:last-child { grid-column: auto; } }
.footer-logo { height: 2.25rem; width: auto; margin-bottom: var(--s-200); display: block; }
.site-footer h2 { color: var(--tg-ink); margin: 0 0 var(--s-200); }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s-100); font-size: .875rem; line-height: 1.25rem; }
.site-footer a { color: var(--tg-muted); transition: color .3s var(--ease); } .site-footer a:hover { color: var(--tg-accent); }
.footer-contact li { display: flex; gap: var(--s-100); } .footer-contact .ti { color: var(--tg-accent); font-size: 1.125rem; flex: none; margin-top: 1px; }
.footer-social { display: flex; gap: var(--s-75); margin-top: var(--s-200); }
.footer-social a { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: .5rem; border: 1px solid var(--tg-line); background: var(--tg-surface); color: var(--tg-ink); font-size: 1.25rem; transition: transform .5s var(--ease), border-color .3s var(--ease), color .3s var(--ease); }
.footer-social a:hover { transform: translateY(-2px); border-color: var(--tg-accent); }
.footer-copy { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--s-100) var(--s-300); margin-top: var(--s-600); padding: var(--s-300) 0; border-top: 1px solid var(--tg-line); }
.footer-legal { display: flex; flex-wrap: wrap; gap: var(--s-100) var(--s-300); }

/* ---- motion ---- */
.js .reveal { opacity: 0; transform: translateY(var(--s-400)); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }
.carousel-fade .carousel-item { transition: opacity .7s var(--ease); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { transform: none; transition: opacity .3s var(--ease); }
  .tl-word { opacity: 1; transition: none; }
  .mm-link { transform: none; }
  a.group-card:hover, a.product-card:hover, a.article-card:hover { transform: none; }
}

/* ---- AI chat widget + PWA ---- */
.ai-fab { position: fixed; right: var(--s-200); bottom: var(--s-200); z-index: 1040; width: 3.5rem; height: 3.5rem; border-radius: 999px; border: 0; background: var(--tg-accent); color: var(--tg-accent-fg); font-size: 1.5rem; box-shadow: var(--tg-shadow-lg); display: grid; place-items: center; transition: transform .5s var(--ease); }
.ai-fab:hover { transform: translateY(-2px); } .ai-fab:active { transform: scale(.96); }
.ai-panel { position: fixed; right: var(--s-200); bottom: 5.5rem; z-index: 1041; width: min(24rem, calc(100vw - 2rem)); height: min(35rem, calc(100vh - 7.5rem)); display: none; flex-direction: column; background: var(--tg-surface); border: 1px solid var(--tg-line); border-radius: 1rem; box-shadow: var(--tg-shadow-lg); overflow: hidden; }
.ai-panel.open { display: flex; animation: pop .5s var(--ease); }
@keyframes pop { from { opacity: 0; transform: translateY(var(--s-200)); } }
.ai-head { background: var(--tg-bg-2); border-bottom: 1px solid var(--tg-line); padding: var(--s-100) var(--s-200); display: flex; align-items: center; gap: var(--s-100); }
.ai-head .avatar { background: var(--tg-accent-soft); color: var(--tg-accent); font-size: 1.25rem; } .ai-head .caption-5 { color: var(--tg-muted); }
.ai-msgs { flex: 1; overflow-y: auto; padding: var(--s-200); display: flex; flex-direction: column; gap: var(--s-75); background: var(--tg-bg); }
.ai-msg { max-width: 86%; padding: var(--s-75) var(--s-100); border-radius: .75rem; font-size: .875rem; line-height: 1.25rem; white-space: pre-wrap; word-break: break-word; }
.ai-msg.bot { background: var(--tg-bg-2); border: 1px solid var(--tg-line); align-self: flex-start; }
.ai-msg.me { background: var(--tg-accent); color: var(--tg-accent-fg); align-self: flex-end; }
.ai-form { display: flex; gap: var(--s-75); padding: var(--s-100); border-top: 1px solid var(--tg-line); }
.typing span { display: inline-block; width: 6px; height: 6px; background: var(--tg-muted); border-radius: 50%; margin: 0 2px; animation: blink 1.2s infinite; }
.typing span:nth-child(2) { animation-delay: .2s; } .typing span:nth-child(3) { animation-delay: .4s; }
@keyframes blink { 0%, 80%, 100% { opacity: .2; } 40% { opacity: 1; } }
.pwa-install { position: fixed; left: var(--s-200); bottom: var(--s-200); z-index: 1040; display: none !important; background: var(--tg-ink); color: var(--tg-bg); box-shadow: var(--tg-shadow-lg); }
.pwa-install.show { display: inline-flex !important; } .pwa-install:hover { color: var(--tg-bg); }

/* =====================================================================
   AUTH / INSTALL
   ===================================================================== */
.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: var(--s-300); background: var(--tg-bg-2); }
.auth-card { width: 100%; max-width: 27.5rem; border: 1px solid var(--tg-line); border-radius: 1.5rem; box-shadow: var(--tg-shadow-lg); }
.auth-card.wide { max-width: 47.5rem; }
.wizard-steps { display: flex; gap: .5rem; margin-bottom: 1.6rem; }
.wizard-steps .st { flex: 1; text-align: center; font-size: .78rem; color: var(--tblr-secondary); position: relative; }
.wizard-steps .st .dot { width: 34px; height: 34px; margin: 0 auto .35rem; border-radius: 50%; display: grid; place-items: center; background: var(--tblr-bg-surface-secondary); border: 2px solid var(--tblr-border-color); font-weight: 600; }
.wizard-steps .st.done .dot { background: #2fb344; border-color: #2fb344; color: #fff; }
.wizard-steps .st.now .dot { background: var(--tg-accent); border-color: var(--tg-accent); color: var(--tg-accent-fg); }
.wizard-steps .st.now { color: var(--tblr-body-color); font-weight: 600; }
.otp-input { letter-spacing: .6em; font-size: 1.8rem; text-align: center; font-weight: 600; }

/* =====================================================================
   ADMIN
   ===================================================================== */
.admin .page-wrapper, .admin .page { background: var(--tg-bg-2); }
[data-bs-theme="dark"] .admin .page-wrapper, [data-bs-theme="dark"] .admin .page { background: var(--tg-bg); }
.admin .navbar-vertical { --tblr-navbar-bg: #111111; background: #111111; border-right: 1px solid #272727; }
.admin .navbar-vertical .nav-link { border-radius: .5rem; margin: 0 var(--s-75); padding-left: var(--s-100); padding-right: var(--s-100); color: #b8b8b8; transition: background-color .3s var(--ease), color .3s var(--ease); }
.admin .navbar-vertical .nav-link:hover { background: #1f1f1f; color: #fff; }
.admin .navbar-vertical .nav-item.active > .nav-link { background: #272727; color: #fff; }
.admin .navbar-vertical .nav-item.active > .nav-link .nav-link-icon { color: #ff8a3d; }
.admin .nav-section { padding: var(--s-200) var(--s-300) var(--s-50); font-size: .6875rem; line-height: 1rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: #7a7a7a; }
.admin-brand img { height: 2.25rem; background: #fff; border-radius: .5rem; padding: 3px 8px; }
.admin .card { border-radius: .75rem; border-color: var(--tg-line); box-shadow: none; }
.admin header.navbar { background: var(--tg-surface); border-bottom: 1px solid var(--tg-line); box-shadow: none; }
.admin .mobile-tools { margin-left: auto; display: flex; align-items: center; }
.admin .mobile-tools .btn { color: #d0d0d0; }
.stat-card { border: 1px solid var(--tg-line); border-radius: .75rem; position: relative; overflow: hidden; }
.stat-card .ico { width: 3rem; height: 3rem; border-radius: .75rem; display: grid; place-items: center; font-size: 1.5rem; }
.ico-orange { background: #fff1e8; color: #d9480f; } .ico-azure { background: #e7f5ff; color: #1971c2; } .ico-green { background: #ebfbee; color: #2b8a3e; } .ico-purple { background: #f3f0ff; color: #6741d9; }
[data-bs-theme="dark"] .stat-card .ico { background: #272727; }
[data-bs-theme="dark"] .ico-orange { color: #ff8a3d; } [data-bs-theme="dark"] .ico-azure { color: #74c0fc; } [data-bs-theme="dark"] .ico-green { color: #8ce99a; } [data-bs-theme="dark"] .ico-purple { color: #b197fc; }
.timeline-dot { width: 2.5rem; height: 2.5rem; border-radius: .5rem; display: grid; place-items: center; background: var(--tg-accent-soft); color: var(--tg-accent); font-size: 1.25rem; flex: none; }
.thumb-sm { width: 46px; height: 46px; object-fit: contain; background: #fff; border-radius: .5rem; border: 1px solid var(--tblr-border-color); }
.table-img { width: 56px; height: 56px; object-fit: contain; background: #fff; border-radius: .5rem; border: 1px solid var(--tblr-border-color); padding: 3px; }
.img-drop { border: 1px dashed var(--tblr-border-color); border-radius: .75rem; padding: 1rem; text-align: center; background: var(--tblr-bg-surface-secondary); min-height: 4rem; }
.img-drop img { max-height: 140px; max-width: 100%; border-radius: .5rem; }
.recovery-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .5rem; font-family: ui-monospace, Consolas, monospace; }
.recovery-grid code { padding: .5rem; text-align: center; background: var(--tblr-bg-surface-secondary); border-radius: 8px; font-size: 1rem; }

/* media library */
.media-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(10.5rem, 1fr)); gap: var(--s-200); }
.media-item { border: 1px solid var(--tg-line); border-radius: .75rem; background: var(--tg-surface); overflow: hidden; display: flex; flex-direction: column; }
.media-item .pic { aspect-ratio: 4 / 3; background: #fff; display: grid; place-items: center; padding: var(--s-75); }
.media-item .pic img { max-width: 100%; max-height: 100%; object-fit: contain; }
.media-item .meta { padding: var(--s-75) var(--s-100) var(--s-100); border-top: 1px solid var(--tg-line); display: grid; gap: var(--s-75); }
.media-item .fn { font-size: .75rem; line-height: 1rem; color: var(--tg-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.media-item .acts { display: flex; gap: var(--s-50); }
.media-pick { cursor: pointer; border: 2px solid transparent; border-radius: .5rem; background: #fff; padding: var(--s-50); aspect-ratio: 1; display: grid; place-items: center; }
.media-pick:hover { border-color: var(--tg-accent); } .media-pick img { max-width: 100%; max-height: 100%; object-fit: contain; }
.pick-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(6.5rem, 1fr)); gap: var(--s-75); max-height: 60vh; overflow-y: auto; }

/* markdown editor */
.md-toolbar { display: flex; flex-wrap: wrap; gap: var(--s-50); padding: var(--s-75); border: 1px solid var(--tblr-border-color); border-bottom: 0; border-radius: .5rem .5rem 0 0; background: var(--tblr-bg-surface-secondary); }
.md-toolbar + textarea { border-radius: 0 0 .5rem .5rem; font-family: ui-monospace, Consolas, 'Kanit', monospace; line-height: 1.6; }
.md-preview { border: 1px solid var(--tblr-border-color); border-radius: .5rem; padding: var(--s-300); background: var(--tg-surface); }

/* SEO */
.serp { border: 1px solid var(--tg-line); border-radius: .75rem; padding: var(--s-200); background: var(--tg-surface); max-width: 40rem; }
.serp-url { font-size: .75rem; line-height: 1rem; color: var(--tg-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.serp-title { font-size: 1.125rem; line-height: 1.5rem; color: #1a0dab; margin: var(--s-50) 0; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; }
[data-bs-theme="dark"] .serp-title { color: #8ab4f8; }
.serp-desc { font-size: .875rem; line-height: 1.25rem; color: var(--tg-muted); overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.len-meter { height: .25rem; border-radius: 2px; background: var(--tg-line); margin-top: var(--s-50); overflow: hidden; }
.len-meter i { display: block; height: 100%; width: 100%; background: #adb5bd; transform-origin: left; transform: scaleX(0); transition: transform .5s var(--ease), background-color .3s var(--ease); }
.len-meter.ok i { background: #2f9e44; } .len-meter.warn i { background: #f08c00; } .len-meter.bad i { background: #e03131; }
.score-ring { --p: 0; width: 8.5rem; height: 8.5rem; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--ring, #2f9e44) calc(var(--p) * 1%), var(--tg-line) 0); margin: 0 auto; }
.score-ring > div { width: 7rem; height: 7rem; border-radius: 50%; background: var(--tg-surface); display: grid; place-items: center; text-align: center; }
.score-ring b { font-size: 2.25rem; line-height: 1; font-weight: 600; display: block; }
.audit-row { display: flex; align-items: flex-start; gap: var(--s-100); padding: var(--s-100) var(--s-200); border-top: 1px solid var(--tg-line); }
.audit-row:first-child { border-top: 0; }
.audit-dot { width: 1.5rem; height: 1.5rem; border-radius: 50%; display: grid; place-items: center; flex: none; font-size: .875rem; color: #fff; margin-top: 2px; }
.audit-dot.ok { background: #2f9e44; } .audit-dot.warn { background: #f08c00; } .audit-dot.bad { background: #e03131; }
@media print { .no-print { display: none !important; } }

/* ---------- E-Book / video library ---------- */
.lib-row-head { display: flex; align-items: center; justify-content: space-between; gap: var(--s-200); margin: var(--s-500) 0 var(--s-200); }
.lib-row-head h2, .lib-row-head h3 { margin: 0; display: flex; align-items: center; gap: var(--s-75); }
.lib-row-head h3 i { color: var(--tg-accent); }
.lib-grid { display: grid; gap: var(--s-200); grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 768px) { .lib-grid { gap: var(--s-300); } .lib-grid.ebooks { grid-template-columns: repeat(3, minmax(0, 1fr)); } .lib-grid.videos { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 992px) { .lib-grid.ebooks { grid-template-columns: repeat(4, minmax(0, 1fr)); } .lib-grid.videos { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 575px) { .lib-grid.videos { grid-template-columns: minmax(0, 1fr); } }
.lib-card { display: flex; flex-direction: column; height: 100%; background: var(--tg-surface); border: 1px solid var(--tg-line); border-radius: 1rem; color: var(--tg-ink); overflow: hidden; transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .3s var(--ease); }
a.lib-card:hover { transform: translateY(-4px); box-shadow: var(--tg-shadow-lg); border-color: var(--tg-ink-2); color: var(--tg-ink); }
a.lib-card:active { transform: scale(.98); }
a.lib-card:focus-visible { outline: 2px solid var(--tg-accent); outline-offset: 2px; }
.lib-card .pic { position: relative; background: var(--tg-bg-2); display: grid; place-items: center; color: var(--tg-muted); font-size: 2.25rem; overflow: hidden; }
.lib-card.is-ebook .pic { aspect-ratio: 3 / 4; }
.lib-card.is-video .pic { aspect-ratio: 16 / 9; }
.lib-card .pic img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); user-select: none; -webkit-user-drag: none; }
a.lib-card:hover .pic img { transform: scale(1.04); }
.lib-card .play { position: absolute; top: 50%; left: 50%; width: 3.5rem; height: 3.5rem; margin: -1.75rem 0 0 -1.75rem; display: grid; place-items: center; border-radius: 50%; background: rgba(17, 17, 17, .72); color: #fff; font-size: 1.5rem; transition: transform .5s var(--ease), background-color .3s var(--ease); }
a.lib-card:hover .play { transform: scale(1.1); background: var(--tg-accent); }
.lib-card .dur { position: absolute; right: var(--s-75); bottom: var(--s-75); padding: var(--s-25) var(--s-75); border-radius: .375rem; background: rgba(17, 17, 17, .78); color: #fff; }
.lib-card .body { display: flex; flex-direction: column; gap: var(--s-50); padding: var(--s-200); border-top: 1px solid var(--tg-line); flex: 1; }
.lib-card .name { margin: 0; text-wrap: balance; }
.lib-card .meta { display: flex; flex-wrap: wrap; gap: var(--s-100); color: var(--tg-muted); margin-top: auto; }
.lib-detail { max-width: 720px; margin: var(--s-400) 0 0; } .lib-detail p { text-wrap: pretty; }
.reader-section { padding-top: var(--s-300); }

.reader { display: flex; flex-direction: column; background: var(--tg-surface); border: 1px solid var(--tg-line); border-radius: 1rem; overflow: hidden; box-shadow: var(--tg-shadow); -webkit-user-select: none; user-select: none; -webkit-touch-callout: none; }
.reader:fullscreen { border-radius: 0; height: 100vh; }
.reader-bar { display: flex; align-items: center; justify-content: center; gap: var(--s-75); padding: var(--s-75) var(--s-100); border-bottom: 1px solid var(--tg-line); background: var(--tg-surface); }
.reader-bar .btn[disabled] { opacity: .4; }
.reader-page { display: inline-flex; align-items: center; gap: var(--s-75); color: var(--tg-muted); }
.reader-page input { width: 4rem; text-align: center; background: var(--tg-bg-2); color: var(--tg-ink); border: 1px solid var(--tg-line); border-radius: .5rem; padding: var(--s-25) var(--s-50); -moz-appearance: textfield; }
.reader-page input::-webkit-outer-spin-button, .reader-page input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.reader-sep { width: 1px; height: 1.5rem; background: var(--tg-line); margin: 0 var(--s-75); }
.reader-stage { position: relative; height: min(78vh, 820px); background: var(--tg-bg-2); display: flex; align-items: center; justify-content: center; overflow: hidden; outline: none; }
.reader:fullscreen .reader-stage { flex: 1; height: auto; }
.reader-stage.zoomed { overflow: auto; align-items: flex-start; justify-content: flex-start; }
.reader-stage.zoomed .reader-spread { margin: auto; }
.reader-spread { display: flex; gap: 0; align-items: center; justify-content: center; padding: var(--s-100); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.reader-spread canvas { display: block; background: #fff; box-shadow: var(--tg-shadow-lg); pointer-events: none; }
.reader-spread.two canvas:first-child { border-radius: .5rem 0 0 .5rem; } .reader-spread.two canvas:last-child { border-radius: 0 .5rem .5rem 0; }
.reader-spread:not(.two) canvas { border-radius: .5rem; }
.reader-nav { position: absolute; top: 50%; margin-top: -1.5rem; width: 3rem; height: 3rem; border: 1px solid var(--tg-line); border-radius: 50%; background: var(--tg-surface); color: var(--tg-ink); display: grid; place-items: center; font-size: 1.25rem; box-shadow: var(--tg-shadow); transition: transform .5s var(--ease), opacity .3s var(--ease); }
.reader-nav.prev { left: var(--s-100); } .reader-nav.next { right: var(--s-100); }
.reader-nav:hover:not([disabled]) { transform: scale(1.08); } .reader-nav:active:not([disabled]) { transform: scale(.96); }
.reader-nav[disabled] { opacity: 0; pointer-events: none; }
.reader-nav:focus-visible, .reader-bar .btn:focus-visible { outline: 2px solid var(--tg-accent); outline-offset: 2px; }
.reader-loading { position: absolute; inset: 0; display: flex; flex-direction: column; gap: var(--s-100); align-items: center; justify-content: center; color: var(--tg-muted); }
.reader-loading[hidden] { display: none; }
.reader-skel { width: min(220px, 40%); aspect-ratio: 3 / 4; border-radius: .5rem; background: var(--tg-surface-2); animation: skel 1.4s var(--ease) infinite alternate; }
@keyframes skel { from { opacity: .45; } to { opacity: 1; } }
.reader-foot { padding: var(--s-75) var(--s-200); border-top: 1px solid var(--tg-line); color: var(--tg-muted); text-align: center; }
@media (max-width: 575px) { .reader-stage { height: 70vh; } .reader-nav { width: 2.5rem; height: 2.5rem; margin-top: -1.25rem; } .reader-sep { display: none; } }

.player { position: relative; border-radius: 1rem; overflow: hidden; background: #000; box-shadow: var(--tg-shadow-lg); aspect-ratio: 16 / 9; max-height: 80vh; margin: 0 auto; }
.player video { width: 100%; height: 100%; display: block; background: #000; object-fit: contain; }
.player-mark { position: absolute; left: 6%; top: 10%; padding: var(--s-50) var(--s-100); border-radius: .5rem; color: #fff; background: rgba(0, 0, 0, .35); opacity: .55; pointer-events: none; user-select: none; transition: left 1.2s var(--ease), top 1.2s var(--ease); max-width: 90%; }
.player-mark[hidden] { display: none; }
.player-note { margin: var(--s-100) 0 0; }
@media print { .reader, .player { display: none !important; } }
@media (prefers-reduced-motion: reduce) { .reader-spread, .lib-card, .lib-card .pic img, .player-mark { transition: opacity .3s var(--ease); } .reader-skel { animation: none; } a.lib-card:hover { transform: none; } }

/* ============ motion layer: depth, marquee, tilt, progress ============ */
.js .reveal { filter: blur(6px); transition: opacity .7s var(--ease), transform .7s var(--ease), filter .7s var(--ease); }
.js .reveal.in { filter: none; }

/* scroll progress + back to top */
.scroll-bar { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 1100; background: var(--tg-accent); transform: scaleX(0); transform-origin: 0 50%; pointer-events: none; }
.to-top { position: fixed; right: var(--s-200); bottom: 5.5rem; z-index: 1030; width: 2.75rem; height: 2.75rem; border-radius: 999px; border: 1px solid var(--tg-line); background: var(--tg-surface); color: var(--tg-ink); display: grid; place-items: center; font-size: 1.25rem; box-shadow: var(--tg-shadow); opacity: 0; transform: translateY(var(--s-200)); pointer-events: none; transition: opacity .3s var(--ease), transform .5s var(--ease); }
.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { color: var(--tg-accent); border-color: var(--tg-accent); } .to-top:active { transform: scale(.96); }
.to-top:focus-visible { outline: 2px solid var(--tg-accent); outline-offset: 2px; }

/* hero: floating flat shapes, word-by-word title entrance */
.hero { position: relative; overflow: hidden; isolation: isolate; }
.hero .container-xl { position: relative; z-index: 1; }
.hero-deco { position: absolute; z-index: 0; pointer-events: none; border-radius: 50%; will-change: transform; }
.hero-deco.d1 { width: 22rem; height: 22rem; right: -6rem; top: -6rem; background: var(--tg-accent-soft); animation: floaty 14s var(--ease) infinite alternate; }
.hero-deco.d2 { width: 5rem; height: 5rem; left: 47%; top: 3rem; border: 2px solid var(--tg-accent); opacity: .35; animation: floaty 10s var(--ease) -3s infinite alternate-reverse; }
.hero-deco.d3 { width: 1rem; height: 1rem; left: 6%; top: 22%; background: var(--tg-accent); opacity: .5; animation: floaty 7s var(--ease) -2s infinite alternate; }
@keyframes floaty { from { transform: translate3d(0, 0, 0) scale(1); } to { transform: translate3d(0, 28px, 0) scale(1.06); } }
.hw { display: inline-block; opacity: 0; transform: translateY(var(--s-300)); animation: wordUp .8s var(--ease) forwards; animation-delay: calc(var(--w, 0) * 70ms + 120ms); }
@keyframes wordUp { to { opacity: 1; transform: none; } }
.js .hero-copy .badge-pill, .js .hero-copy .hero-sub, .js .hero-copy .hero-actions, .js .hero-copy .hero-note { opacity: 0; transform: translateY(var(--s-200)); animation: wordUp .8s var(--ease) forwards; }
.js .hero-copy .badge-pill { animation-delay: 0s; } .js .hero-copy .hero-sub { animation-delay: .45s; } .js .hero-copy .hero-actions { animation-delay: .6s; } .js .hero-copy .hero-note { animation-delay: .75s; }
.js .hero-visual { animation: heroIn 1s var(--ease) .2s both; }
@keyframes heroIn { from { opacity: 0; transform: translateY(var(--s-400)) scale(.97); } to { opacity: 1; transform: none; } }
.hero-frame { transform: perspective(1000px) rotateX(var(--ry, 0deg)) rotateY(var(--rx, 0deg)); transition: transform .5s var(--ease); will-change: transform; }
.badge-pill .ti { animation: pulse 2.4s var(--ease) infinite; }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.25); } }

/* brand strip as a marquee */
.brand-strip { overflow: hidden; }
.brand-marquee { display: flex; width: max-content; animation: marquee 38s linear infinite; }
.brand-marquee:hover { animation-play-state: paused; }
.brand-marquee .brand-list { flex-wrap: nowrap; justify-content: flex-start; gap: 0; padding-right: 0; }
.brand-marquee .brand-list li { padding: 0 var(--s-400); white-space: nowrap; transition: color .3s var(--ease), transform .5s var(--ease); }
.brand-marquee .brand-list li:hover { color: var(--tg-accent); transform: translateY(-2px); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* interactive cards: tilt, icon motion, lifted image */
[data-tilt] { transform: perspective(900px) rotateX(var(--tx, 0deg)) rotateY(var(--ty, 0deg)) translateY(var(--lift, 0)); transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .3s var(--ease); will-change: transform; }
[data-tilt]:hover { --lift: -4px; }
.group-card .icon-box, .feature .icon-box { transition: transform .5s var(--ease), background-color .3s var(--ease), color .3s var(--ease); }
.group-card:hover .icon-box, .feature:hover .icon-box { transform: rotate(-8deg) scale(1.1); background: var(--tg-accent); color: var(--tg-accent-fg); }
.group-card .group-foot .link-arrow::after { transition: transform .5s var(--ease); }
.step { position: relative; transition: transform .5s var(--ease), border-color .3s var(--ease), box-shadow .5s var(--ease); }
.step:hover { transform: translateY(-4px); border-color: var(--tg-ink-2); box-shadow: var(--tg-shadow); }
.step .step-num { transition: transform .5s var(--ease), background-color .3s var(--ease); } .step:hover .step-num { transform: scale(1.12) rotate(8deg); background: var(--tg-accent); color: var(--tg-accent-fg); }
@media (min-width: 768px) { .steps .step:not(:last-child)::after { content: ''; position: absolute; top: calc(var(--s-300) + 1.25rem); left: calc(100% + 1px); width: var(--s-300); height: 2px; background: var(--tg-line); transform: scaleX(0); transform-origin: 0 50%; transition: transform .8s var(--ease) .5s; }
  .steps .step.in:not(:last-child)::after { transform: scaleX(1); background: var(--tg-accent); } }
.ref-item { transition: transform .5s var(--ease), border-color .3s var(--ease); } .ref-item:hover { transform: translateX(4px); border-color: var(--tg-accent); }
.stat-row dt { transition: color .3s var(--ease); } .stat-row > div:hover dt { color: var(--tg-accent); }
.section-head h2::after { content: ''; display: block; width: 3rem; height: 3px; border-radius: 2px; background: var(--tg-accent); margin: var(--s-200) auto 0; transform: scaleX(0); transition: transform .8s var(--ease) .3s; }
.section-head.left h2::after, .section-head.split h2::after { margin-left: 0; }
.section-head.in h2::after { transform: scaleX(1); }
html:not(.js) .section-head h2::after { transform: none; }

/* buttons: magnetic pointer + arrow nudge */
.btn-primary { position: relative; will-change: transform; }
.btn-primary .ti-arrow-right { transition: transform .5s var(--ease); } .btn-primary:hover .ti-arrow-right { transform: translateX(4px); }
.btn-primary:hover { box-shadow: 0 8px 20px -8px rgba(var(--tg-accent-rgb), .6); }

@media (prefers-reduced-motion: reduce) {
  .hero-deco, .badge-pill .ti, .brand-marquee { animation: none; }
  .hw, .js .hero-copy > *, .js .hero-visual { animation: none; opacity: 1; transform: none; }
  .js .reveal { filter: none; }
  [data-tilt], .hero-frame { transform: none !important; }
  .brand-marquee { width: auto; flex-wrap: wrap; justify-content: center; } .brand-marquee .brand-list[aria-hidden] { display: none; }
  .scroll-bar { display: none; }
}
.js .reveal.in[data-tilt] { transform: perspective(900px) rotateX(var(--tx, 0deg)) rotateY(var(--ty, 0deg)) translateY(var(--lift, 0)); transition: opacity .7s var(--ease), transform .5s var(--ease), filter .7s var(--ease), box-shadow .5s var(--ease), border-color .3s var(--ease); }
.brand-marquee + .brand-marquee { margin-top: var(--s-100); }
.brand-marquee.rev { animation-direction: reverse; }
.brand-marquee { animation-duration: 45s; }

/* ---- brand logo grid (replaces the scrolling strip) ---- */
.brand-marquee { display: none; }
.brand-grid { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s-100); grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 576px) { .brand-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 768px) { .brand-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--s-200); } }
@media (min-width: 1200px) { .brand-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); } }
.brand-tile { display: flex; flex-direction: column; align-items: center; gap: var(--s-100); height: 100%; padding: var(--s-200); background: var(--tg-surface); border: 1px solid var(--tg-line); border-radius: 1rem; color: var(--tg-ink); text-align: center; transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .3s var(--ease); }
a.brand-tile:hover, .brand-tile:hover { transform: translateY(-4px); box-shadow: var(--tg-shadow); border-color: var(--tg-ink-2); color: var(--tg-ink); }
a.brand-tile:focus-visible { outline: 2px solid var(--tg-accent); outline-offset: 2px; }
.brand-logo { display: grid; place-items: center; width: 100%; height: 4rem; background: #fff; border-radius: .5rem; padding: var(--s-75); }
.brand-logo img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; transition: transform .5s var(--ease); }
.brand-tile:hover .brand-logo img { transform: scale(1.05); }
.brand-mono { font-weight: 600; font-size: 1.125rem; line-height: 1.75rem; color: #444; letter-spacing: .06em; overflow-wrap: anywhere; }
.brand-name { font-size: .875rem; line-height: 1.25rem; font-weight: 600; color: var(--tg-muted); letter-spacing: .04em; }
@media (prefers-reduced-motion: reduce) { .brand-tile, .brand-logo img { transition: opacity .3s var(--ease); } .brand-tile:hover { transform: none; } }
.brand-tile { justify-content: center; }
.brand-logo { overflow: hidden; } .brand-logo img { max-height: 3rem; }