/* ============================================================
   TOKA HOME — Landing Page Stylesheet
   Color palette derived from logo.jpg (orange-red gradient mark
   + black wordmark)
   ============================================================ */

:root {
  --c-primary: #EB5A22;
  --c-primary-2: #F6921E;
  --c-primary-3: #FDBB2D;
  --c-primary-dark: #C6401A;
  --c-gradient: linear-gradient(135deg, #FDBB2D 0%, #F6921E 50%, #EB5A22 100%);
  --c-gradient-soft: linear-gradient(135deg, rgba(253,187,45,.14) 0%, rgba(235,90,34,.14) 100%);

  --c-ink: #201C18;
  --c-ink-soft: #55493F;
  --c-muted: #8A7B6E;

  --c-bg: #FFFCFA;
  --c-bg-soft: #FFF3E8;
  --c-bg-card: #FFFFFF;
  --c-border: #F0DECD;

  --c-white: #FFFFFF;

  --shadow-sm: 0 2px 10px rgba(32, 28, 24, 0.06);
  --shadow-md: 0 10px 30px rgba(32, 28, 24, 0.10);
  --shadow-lg: 0 20px 50px rgba(235, 90, 34, 0.18);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --maxw: 1180px;
  --font: 'Be Vietnam Pro', 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

html[data-lang="vi"] .en { display: none !important; }
html[data-lang="en"] .vi { display: none !important; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--c-ink);
  background: var(--c-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 88px 0; }
.section-soft { background: var(--c-bg-soft); }
.section-dark { background: var(--c-ink); color: #F3EAE0; }

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-primary-dark);
  background: var(--c-gradient-soft);
  padding: 7px 16px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.section-head {
  max-width: 760px;
  margin: 0 auto 48px;
  text-align: center;
}
.section-head.left { margin: 0 0 48px; text-align: left; }

h1, h2, h3, h4 { line-height: 1.22; margin: 0 0 16px; font-weight: 800; letter-spacing: -0.01em; }
h2 { font-size: clamp(28px, 4vw, 40px); }
h3 { font-size: 21px; }
p { margin: 0 0 16px; color: var(--c-ink-soft); }

.lead { font-size: 18px; color: var(--c-ink-soft); }

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  border: none;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--c-gradient);
  color: var(--c-white);
  box-shadow: var(--shadow-lg);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 24px 44px rgba(235,90,34,0.26); }
.btn-outline {
  background: var(--c-white);
  color: var(--c-ink);
  border: 1.5px solid var(--c-border);
}
.btn-outline:hover { border-color: var(--c-primary); color: var(--c-primary-dark); }
.btn-ghost-light {
  background: rgba(255,255,255,0.14);
  color: var(--c-white);
  border: 1.5px solid rgba(255,255,255,0.5);
}
.btn-ghost-light:hover { background: rgba(255,255,255,0.24); }
.btn-block { width: 100%; }
.btn-lg { padding: 17px 34px; font-size: 16px; }

/* ---------------- Header ---------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(255, 252, 250, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 38px; width: auto; }

.main-nav { display: flex; align-items: center; gap: 30px; }
.main-nav a {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-ink-soft);
  transition: color .15s ease;
}
.main-nav a:hover { color: var(--c-primary-dark); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.lang-switch {
  display: flex;
  border: 1.5px solid var(--c-border);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
}
.lang-switch button {
  border: none;
  background: transparent;
  padding: 6px 13px;
  font-size: 13px;
  font-weight: 700;
  border-radius: 999px;
  color: var(--c-muted);
}
.lang-switch button.active {
  background: var(--c-gradient);
  color: var(--c-white);
}

.header-call {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 14.5px;
  color: var(--c-ink);
  border: 1.5px solid var(--c-border);
  padding: 9px 16px;
  border-radius: 999px;
}
.header-call .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--c-gradient);
}

.nav-toggle {
  display: none;
  background: none; border: none; padding: 6px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--c-ink); margin: 5px 0; border-radius: 2px; }

/* ---------------- Hero ---------------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 0;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.hero-copy .eyebrow { }
.hero h1 { font-size: clamp(34px, 5vw, 54px); }
.hero-sub { font-size: 17.5px; max-width: 540px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin: 28px 0 40px; }

.hero-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.hero-media img { width: 100%; height: 560px; object-fit: cover; }
.hero-media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(20,14,8,0.55) 100%);
}
.hero-badge {
  position: absolute;
  left: 20px; bottom: 20px;
  z-index: 2;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(6px);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-md);
}
.hero-badge .num { font-size: 22px; font-weight: 800; background: var(--c-gradient); -webkit-background-clip:text; background-clip:text; color: transparent; }
.hero-badge .label { font-size: 12.5px; color: var(--c-ink-soft); font-weight: 600; max-width: 160px; }

.trust-bar {
  margin-top: 56px;
  border-top: 1px solid var(--c-border);
  padding: 28px 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.trust-item { display: flex; gap: 12px; align-items: flex-start; font-size: 13.5px; font-weight: 600; color: var(--c-ink-soft); }
.trust-item .ico {
  flex: none;
  width: 34px; height: 34px;
  border-radius: 10px;
  background: var(--c-gradient-soft);
  display: flex; align-items: center; justify-content: center;
  color: var(--c-primary-dark);
  font-size: 16px;
}

/* ---------------- Commitment / Pillar / Card grids ---------------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.card {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.card .num-badge {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--c-gradient);
  color: var(--c-white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 17px;
  margin-bottom: 18px;
}

.about-copy { max-width: 900px; margin: 0 auto 48px; text-align: center; }

/* ---------------- Ecosystem ---------------- */
.pillars {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-top: 12px;
}
.pillar {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 22px 18px;
  text-align: center;
  position: relative;
}
.pillar.center {
  background: var(--c-gradient);
  color: var(--c-white);
  border: none;
}
.pillar.center h4, .pillar.center p { color: var(--c-white); }
.pillar-icon {
  width: 50px; height: 50px; margin: 0 auto 14px;
  border-radius: 14px;
  background: var(--c-gradient-soft);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.pillar.center .pillar-icon { background: rgba(255,255,255,0.22); }
.pillar h4 { font-size: 15px; margin-bottom: 8px; }
.pillar p { font-size: 13px; color: var(--c-ink-soft); margin: 0; }

.closing-line {
  margin-top: 40px;
  text-align: center;
  font-size: 19px;
  font-weight: 700;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
  color: var(--c-ink);
}

/* ---------------- Pain points ---------------- */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.pain-card {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-left: 4px solid var(--c-primary);
  border-radius: var(--radius-md);
  padding: 26px;
}
.pain-card .ico { font-size: 26px; margin-bottom: 14px; display:block; }
.pain-card h3 { font-size: 17px; }
.pain-card p { font-size: 14.5px; margin: 0; }

.bridge-box {
  margin-top: 40px;
  text-align: center;
  font-size: 18px;
  font-weight: 600;
  color: var(--c-ink);
  max-width: 820px;
  margin-left: auto; margin-right: auto;
  padding: 24px 30px;
  border-radius: var(--radius-md);
  background: var(--c-gradient-soft);
}

/* ---------------- Solution table ---------------- */
.solution-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 14px;
}
.solution-table th {
  text-align: left;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--c-muted);
  padding: 0 22px 6px;
}
.solution-table td {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  padding: 20px 22px;
  font-size: 15px;
  vertical-align: top;
}
.solution-table td:first-child {
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  border-right: none;
  color: var(--c-ink-soft);
  font-weight: 600;
  width: 34%;
}
.solution-table td:last-child {
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  border-left: none;
  font-weight: 600;
}
.solution-table td:last-child::before {
  content: "✓";
  display: inline-flex;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--c-gradient);
  color: #fff;
  font-size: 12px;
  align-items: center; justify-content: center;
  margin-right: 10px;
}

.highlight-box {
  margin-top: 40px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--c-ink);
  color: #F3EAE0;
  border-radius: var(--radius-lg);
  padding: 32px;
}
.highlight-box .ico {
  flex: none;
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--c-gradient);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
}
.highlight-box h4 { color: #fff; margin-bottom: 8px; }
.highlight-box p { color: #D9CCBE; margin: 0; }

/* ---------------- Products ---------------- */
.product-card {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .18s ease, box-shadow .18s ease;
  display: flex;
  flex-direction: column;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.product-media { position: relative; height: 200px; }
.product-media img { width: 100%; height: 100%; object-fit: cover; }
.product-tag {
  position: absolute; top: 14px; left: 14px;
  background: rgba(255,255,255,0.92);
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: var(--c-primary-dark);
}
.product-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.product-body h3 { font-size: 17.5px; }
.product-body ul { margin: 4px 0 16px; }
.product-body li {
  font-size: 13.8px;
  color: var(--c-ink-soft);
  padding-left: 20px;
  position: relative;
  margin-bottom: 8px;
}
.product-body li::before {
  content: "";
  position: absolute; left: 0; top: 7px;
  width: 8px; height: 8px;
  border-radius: 2px;
  background: var(--c-gradient);
}
.product-fit {
  margin-top: auto;
  font-size: 12.8px;
  font-weight: 700;
  color: var(--c-primary-dark);
  background: var(--c-gradient-soft);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}
.product-fit span.label { text-transform: uppercase; letter-spacing: .05em; color: var(--c-muted); font-weight: 700; display:block; font-size: 10.5px; margin-bottom: 4px;}

.products-cta { text-align: center; margin-top: 46px; }

/* Gallery strip */
.gallery-strip {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.gallery-strip img {
  width: 100%;
  height: 130px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  transition: transform .25s ease;
}
.gallery-strip a { overflow: hidden; border-radius: var(--radius-sm); display:block; }
.gallery-strip a:hover img { transform: scale(1.07); }

/* ---------------- Personas ---------------- */
.persona-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.persona-card {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  text-align: left;
}
.persona-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--c-gradient);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
}
.persona-card h3 { font-size: 16.5px; }
.persona-card p { font-size: 13.8px; margin: 0; }

/* ---------------- Process ---------------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  position: relative;
}
.process-step { position: relative; padding-top: 8px; }
.process-step .step-num {
  font-size: 42px;
  font-weight: 800;
  background: var(--c-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 10px;
}
.process-step h3 { font-size: 16.5px; }
.process-step p { font-size: 13.8px; margin: 0; }
.process-step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 26px; right: -14px;
  width: 24px; height: 2px;
  background: var(--c-border);
  display: none;
}
@media (min-width: 900px) {
  .process-step:not(:last-child)::after { display: block; }
}

/* ---------------- Final CTA / Form ---------------- */
.cta-final {
  background: var(--c-gradient);
  border-radius: var(--radius-lg);
  padding: 56px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  color: #fff;
  box-shadow: var(--shadow-lg);
}
.cta-final h2, .cta-final p { color: #fff; }
.cta-final .lead { color: rgba(255,255,255,0.92); }
.cta-final .btn-secondary-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 8px; }

.form-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 30px;
  color: var(--c-ink);
  box-shadow: var(--shadow-md);
}
.form-row { margin-bottom: 16px; }
.form-row label {
  display: block;
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--c-muted);
  margin-bottom: 7px;
}
.form-row input, .form-row select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1.5px solid var(--c-border);
  font-size: 14.5px;
  font-family: inherit;
  background: #fffaf6;
  color: var(--c-ink);
}
.form-row input:focus, .form-row select:focus {
  outline: none;
  border-color: var(--c-primary);
}
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-note { font-size: 12px; color: var(--c-muted); margin-top: 12px; text-align: center; }

/* ---------------- Footer ---------------- */
.site-footer {
  background: var(--c-ink);
  color: #C9BCAE;
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand img { height: 32px; filter: brightness(0) invert(1); }
.footer-brand span { font-weight: 800; color: #fff; font-size: 16px; }
.site-footer h4 { color: #fff; font-size: 14px; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 18px; }
.footer-contact li { display: flex; gap: 10px; margin-bottom: 12px; font-size: 14px; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: #C9BCAE; transition: color .15s ease; }
.footer-links a:hover { color: var(--c-primary-3); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 12.8px;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: #C9BCAE; }

/* ---------------- Sticky mobile bar ---------------- */
.mobile-sticky-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 600;
  display: none;
  gap: 10px;
  padding: 10px 14px;
  background: #fff;
  border-top: 1px solid var(--c-border);
  box-shadow: 0 -6px 20px rgba(0,0,0,0.08);
}
.mobile-sticky-bar a {
  flex: 1;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
}
.mobile-sticky-bar .call { background: var(--c-gradient); color: #fff; }
.mobile-sticky-bar .zalo { background: #0068FF; color: #fff; }

/* ---------------- Responsive ---------------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .pillars { grid-template-columns: repeat(3, 1fr); }
  .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .persona-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-strip { grid-template-columns: repeat(3, 1fr); }
  .cta-final { grid-template-columns: 1fr; padding: 40px; }
  .trust-bar { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .main-nav { display: none; }
  .nav-toggle { display: block; }
  .header-call span.txt { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-media img { height: 340px; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .section { padding: 60px 0; }
  .mobile-sticky-bar { display: flex; }
  body { padding-bottom: 74px; }
  .solution-table td:first-child, .solution-table td:last-child { display: block; width: 100%; border-radius: var(--radius-sm); border: 1px solid var(--c-border); }
  .solution-table tr { display: block; margin-bottom: 4px; }
  .solution-table td:first-child { border-bottom: none; margin-bottom: -4px; }
}

@media (max-width: 640px) {
  .grid-4 { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .pain-grid { grid-template-columns: 1fr; }
  .persona-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .gallery-strip { grid-template-columns: repeat(2, 1fr); }
  .form-grid-2 { grid-template-columns: 1fr; }
  .trust-bar { grid-template-columns: 1fr; }
  .header-actions .lang-switch { order: 2; }
}