/* =============================================================
   KhanhNQ — Thành phần giao diện
   Bảng màu: Cream #FFF8E7 · Blue #3B6F8F · Wine #7A1F32
   ============================================================= */

.main { padding-top: 0; }

/* ---------------------------------------------------------
   1. HERO (nền xanh thương hiệu #3B6F8F)
   --------------------------------------------------------- */
.hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(44px, 5.6vw, 78px));
  padding-bottom: clamp(46px, 5.4vw, 72px);
  overflow: hidden;
  background:
    radial-gradient(760px 520px at 90% -14%, rgba(255, 248, 231, 0.12), transparent 62%),
    radial-gradient(620px 480px at 4% 118%, rgba(122, 31, 50, 0.20), transparent 64%),
    #3B6F8F;
}
.hero__bg-glow { position: absolute; border-radius: 50%; pointer-events: none; }
.hero__bg-glow--one {
  width: 720px; height: 720px; top: -280px; right: -200px;
  background: radial-gradient(circle, rgba(255, 248, 231, 0.10), transparent 66%);
  filter: blur(90px);
}
.hero__bg-glow--two {
  width: 560px; height: 560px; bottom: -260px; left: -200px;
  background: radial-gradient(circle, rgba(122, 31, 50, 0.22), transparent 68%);
  filter: blur(90px);
}

.hero__inner {
  position: relative; z-index: 2;
  display: grid; gap: clamp(40px, 5vw, 64px);
  grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  align-items: center;
}

.hero__badge { margin-bottom: 22px; }
.hero__badge .badge {
  color: #FFF8E7;
  background: rgba(255, 248, 231, 0.12);
  border-color: rgba(255, 248, 231, 0.28);
}
.hero__badge .badge .icon { color: inherit; }
.hero__title { margin-bottom: 22px; color: #FFF8E7; }
.hero__title span { display: block; }
.hero__title .line-accent {
  background: linear-gradient(112deg, #FFF8E7 8%, #F6CBD7 52%, #7A1F32 92%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.hero__text {
  font-size: clamp(1.02rem, 0.97rem + 0.35vw, 1.15rem);
  line-height: 1.75; max-width: 560px; margin-bottom: 32px;
  color: rgba(255, 248, 231, 0.9);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 28px; }
.hero .btn--ghost {
  --btn-bg: #FFF8E7;
  --btn-color: var(--wine);
  --btn-border: transparent;
  box-shadow: 0 14px 34px -18px rgba(22, 52, 70, 0.5);
}
.hero .btn--ghost:hover { --btn-bg: #FFFFFF; }

.hero__meta {
  display: flex; flex-wrap: wrap; gap: 10px 22px;
  padding-top: 18px; border-top: 1px solid rgba(255, 248, 231, 0.18);
}
.hero__meta-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.84rem; font-weight: 500; color: rgba(255, 248, 231, 0.92);
}
.hero__meta-item .icon { width: 15px; height: 15px; color: #FFF8E7; }
.hero__meta-item--dot::before {
  content: ''; width: 4px; height: 4px; border-radius: 50%;
  background: #FFF8E7;
}

/* ---------------------------------------------------------
   2. Digital System Interface (Hero visual)
   --------------------------------------------------------- */
.syspanel {
  position: relative;
  padding: 18px;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.94), rgba(255, 248, 231, 0.82));
  border: 1px solid var(--line-2);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(10px);
}
.syspanel::before {
  content: ''; position: absolute; inset: -1px;
  border-radius: inherit; padding: 1px;
  background: linear-gradient(140deg, rgba(255, 248, 231, 0.6), transparent 40%, transparent 60%, rgba(122, 31, 50, 0.5));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  pointer-events: none;
}

.syspanel__bar {
  display: flex; align-items: center; gap: 10px;
  padding: 0 4px 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}
.syspanel__dots { display: flex; gap: 5px; }
.syspanel__dots i { width: 8px; height: 8px; border-radius: 50%; background: var(--text-4); }
.syspanel__dots i:nth-child(1) { background: rgba(122, 31, 50, 0.75); }
.syspanel__dots i:nth-child(2) { background: rgba(59, 111, 143, 0.55); }
.syspanel__dots i:nth-child(3) { background: rgba(122, 31, 50, 0.45); }
.syspanel__title {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem; color: var(--text-3); letter-spacing: 0.02em;
}
.syspanel__live {
  margin-left: auto; display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ok);
}
.syspanel__live::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--ok);
  animation: pulseDot 2s infinite;
}

/* Node flow */
.sysflow { display: grid; gap: 10px; }
.sysnode {
  position: relative;
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease), transform 0.4s var(--ease);
}
.sysnode__icon {
  width: 32px; height: 32px; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--accent); background: var(--accent-soft);
  border: 1px solid rgba(59, 111, 143, 0.20); border-radius: var(--r-sm);
}
.sysnode__icon .icon { width: 16px; height: 16px; }
.sysnode__text { min-width: 0; flex: 1; }
.sysnode__name {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.79rem; font-weight: 600; color: var(--text); letter-spacing: 0.01em;
}
.sysnode__meta {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.68rem; color: var(--text-4);
}
.sysnode__bar {
  width: 54px; height: 3px; flex: none;
  background: rgba(59, 111, 143, 0.10); border-radius: 2px; overflow: hidden;
}
.sysnode__bar span {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, #3B6F8F, #7A1F32);
  border-radius: 2px;
  transition: width 1.1s var(--ease-out);
}
.sysnode.is-active {
  border-color: var(--line-accent);
  background: rgba(59, 111, 143, 0.06);
  transform: translateX(3px);
}
.sysnode.is-active .sysnode__bar span { width: 100%; }

.sysconnector {
  height: 16px; margin-left: 28px;
  position: relative;
}
.sysconnector::before {
  content: ''; position: absolute; left: 50%; top: 0; bottom: 0; width: 1px;
  background: linear-gradient(180deg, transparent, var(--line-2), transparent);
}
.sysconnector i {
  position: absolute; left: 50%; top: 0;
  width: 5px; height: 5px; margin-left: -2px; border-radius: 50%;
  background: var(--wine);
  box-shadow: 0 0 8px var(--wine-glow);
  animation: flowDown 2.6s linear infinite;
  opacity: 0;
}
@keyframes flowDown {
  0%   { top: 0; opacity: 0; }
  15%  { opacity: 1; }
  85%  { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

.syspanel__stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 10px; margin-top: 16px; padding-top: 16px;
  border-top: 1px solid var(--line);
}
.sysstat__value {
  font-family: 'Manrope', sans-serif; font-size: 1.05rem; font-weight: 800;
  color: var(--text); letter-spacing: -0.02em;
}
.sysstat__value--grad {
  background: linear-gradient(115deg, #3B6F8F, #7A1F32);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.sysstat__label {
  font-size: 0.68rem; color: var(--text-4);
  text-transform: uppercase; letter-spacing: 0.08em;
}

@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__text { max-width: none; }
}

/* ---------------------------------------------------------
   3. TRUST BAR
   --------------------------------------------------------- */
.trustbar {
  position: relative;
  border-block: 1px solid var(--line);
  background: var(--bg);
}
.trustbar__pillars {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-inline: 1px solid var(--line);
}
.trustbar__pillar {
  padding: 20px 18px; text-align: center;
  border-left: 1px solid var(--line);
}
.trustbar__pillar:first-child { border-left: 0; }
.trustbar__pillar-title {
  font-family: 'Manrope', sans-serif;
  font-size: clamp(0.96rem, 0.9rem + 0.35vw, 1.15rem);
  font-weight: 800; letter-spacing: 0.02em;
  color: var(--text);
}
.trustbar__pillar-title span {
  background: linear-gradient(115deg, #3B6F8F 10%, #7A1F32 90%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.trustbar__pillar-line {
  width: 34px; height: 2px; margin: 10px auto 0;
  background: linear-gradient(90deg, #3B6F8F, #7A1F32);
  border-radius: 2px;
}
.trustbar__checks {
  display: grid; grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 10px 26px; padding: 18px 0;
}
.trustbar__checks li {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.9rem; color: var(--text-2);
}
.trustbar__checks .icon { width: 16px; height: 16px; color: var(--wine); flex: none; }

@media (max-width: 860px) {
  .trustbar__pillars { grid-template-columns: repeat(2, 1fr); }
  .trustbar__pillar:nth-child(3) { border-left: 0; }
  .trustbar__pillar:nth-child(n+3) { border-top: 1px solid var(--line); }
  .trustbar__checks { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 560px) {
  .trustbar__checks { grid-template-columns: 1fr; }
}

/* ---------------------------------------------------------
   4. PAIN POINTS
   --------------------------------------------------------- */
.pain-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.pain-card {
  position: relative; padding: 26px 24px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: all var(--dur) var(--ease);
}
.pain-card:hover {
  border-color: var(--line-accent);
  background: var(--surface-2);
  transform: translateY(-4px);
}
.pain-card__num {
  font-family: 'Manrope', sans-serif;
  font-size: 0.78rem; font-weight: 800; letter-spacing: 0.12em;
  color: var(--wine); margin-bottom: 14px;
}
.pain-card__title { font-size: 1.08rem; margin-bottom: 10px; }
.pain-card__text { font-size: 0.92rem; color: var(--text-2); margin: 0; }

@media (max-width: 900px) { .pain-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 600px) { .pain-grid { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------
   5. SERVICES
   --------------------------------------------------------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }

.svc-card {
  position: relative; display: flex; flex-direction: column;
  padding: 28px 26px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all var(--dur) var(--ease);
}
.svc-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 0%), rgba(59, 111, 143, 0.10), transparent 42%);
  opacity: 0; transition: opacity var(--dur) var(--ease);
}
.svc-card:hover { border-color: var(--line-accent); transform: translateY(-5px); box-shadow: var(--shadow-md); }
.svc-card:hover::before { opacity: 1; }
.svc-card > * { position: relative; z-index: 1; }

.svc-card__top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.svc-card__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 46px; height: 46px; color: var(--accent);
  background: var(--accent-soft); border: 1px solid rgba(59, 111, 143, 0.20);
  border-radius: var(--r-md);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.svc-card:hover .svc-card__icon { transform: translateY(-2px) scale(1.04); box-shadow: var(--shadow-accent); }
.svc-card__num {
  font-family: 'Manrope', sans-serif; font-size: 1.6rem; font-weight: 800;
  color: transparent; -webkit-text-stroke: 1px var(--text-4);
  line-height: 1;
}
.svc-card__title { font-size: 1.12rem; margin-bottom: 8px; }
.svc-card__sub { font-size: 0.86rem; color: var(--accent); margin-bottom: 12px; font-weight: 500; }
.svc-card__text { font-size: 0.92rem; color: var(--text-2); margin-bottom: 18px; }
.svc-card__features { display: grid; gap: 8px; margin-bottom: 22px; }
.svc-card__features li {
  position: relative; padding-left: 20px; font-size: 0.87rem; color: var(--text-2);
}
.svc-card__features li::before {
  content: ''; position: absolute; left: 3px; top: 9px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--wine); opacity: 0.75;
}
.svc-card__foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.svc-card__price { font-size: 0.85rem; font-weight: 600; color: var(--text); }

@media (max-width: 1000px) { .svc-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 640px)  { .svc-grid { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------
   6. "KHÔNG CHỈ LÀ WEBSITE" — flow diagram
   --------------------------------------------------------- */
.flowsplit {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  gap: clamp(32px, 5vw, 64px); align-items: center;
}
.flowchain { display: grid; gap: 0; }
.flowchain__item {
  position: relative;
  display: flex; align-items: center; gap: 16px;
  padding: 13px 18px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-md);
  transition: all 0.4s var(--ease);
}
.flowchain__item:hover { border-color: var(--line-accent); background: var(--surface-2); transform: translateX(6px); }
.flowchain__item::after {
  content: ''; position: absolute; left: 30px; bottom: -14px;
  width: 1px; height: 14px;
  background: linear-gradient(180deg, var(--line-accent), transparent);
}
.flowchain__item:last-child::after { display: none; }
.flowchain__idx {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.68rem; color: var(--text-4);
}
.flowchain__label {
  font-family: 'Manrope', sans-serif; font-size: 0.94rem; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase; color: var(--text);
}
.flowchain__item--accent { border-color: var(--line-accent); background: rgba(59, 111, 143, 0.06); }
.flowchain__item--accent .flowchain__label { color: var(--accent); }

@media (max-width: 900px) { .flowsplit { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------
   7. AI SECTION
   --------------------------------------------------------- */
.ai-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.ai-card {
  position: relative; padding: 24px 22px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); overflow: hidden;
  transition: all var(--dur) var(--ease);
}
.ai-card::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(420px circle at 100% 0%, rgba(122, 31, 50, 0.10), transparent 46%);
  opacity: 0; transition: opacity var(--dur) var(--ease);
}
.ai-card:hover { border-color: var(--line-accent); transform: translateY(-4px); }
.ai-card:hover::after { opacity: 1; }
.ai-card > * { position: relative; z-index: 1; }
.ai-card__icon {
  width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center;
  color: #FFF8E7; background: linear-gradient(135deg, #3B6F8F, #7A1F32);
  border-radius: var(--r-sm);
  margin-bottom: 16px;
  box-shadow: var(--shadow-wine);
}
.ai-card__title { font-size: 1rem; margin-bottom: 8px; }
.ai-card__text { font-size: 0.88rem; color: var(--text-2); margin: 0; }

@media (max-width: 1000px) { .ai-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 560px)  { .ai-grid { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------
   8. PROCESS TIMELINE
   --------------------------------------------------------- */
.timeline { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 0; position: relative; }
.timeline::before {
  content: ''; position: absolute; top: 30px; left: 6%; right: 6%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59, 111, 143, 0.45) 12%, rgba(59, 111, 143, 0.45) 88%, transparent);
}
.timeline__step { position: relative; text-align: center; padding-inline: 10px; }
.timeline__dot {
  position: relative; z-index: 1;
  width: 60px; height: 60px; margin: 0 auto 22px;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: 'Manrope', sans-serif; font-size: 0.95rem; font-weight: 800;
  color: var(--accent);
  background: var(--bg); border: 2px solid var(--line-accent);
  border-radius: 50%;
  transition: all 0.4s var(--ease);
}
.timeline__step:hover .timeline__dot {
  color: #FFF8E7;
  background: var(--accent-grad);
  border-color: transparent;
  box-shadow: 0 0 0 6px rgba(122, 31, 50, 0.08), var(--shadow-wine);
  transform: translateY(-3px);
}
.timeline__title { font-size: 1rem; margin-bottom: 8px; }
.timeline__text { font-size: 0.87rem; color: var(--text-2); margin: 0; }

@media (max-width: 900px) {
  .timeline { grid-template-columns: 1fr; gap: 26px; text-align: left; padding-left: 8px; }
  .timeline::before { top: 0; bottom: 0; left: 22px; right: auto; width: 1px; height: auto;
    background: linear-gradient(180deg, transparent, rgba(59, 111, 143, 0.45) 8%, rgba(59, 111, 143, 0.45) 92%, transparent); }
  .timeline__step { display: grid; grid-template-columns: 60px 1fr; gap: 18px; align-items: start; padding: 0; }
  .timeline__dot { margin: 0; }
}

/* ---------------------------------------------------------
   9. PORTFOLIO
   --------------------------------------------------------- */
.proj-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }

.proj-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); overflow: hidden;
  transition: all var(--dur) var(--ease);
}
.proj-card:hover { border-color: var(--line-accent); transform: translateY(-5px); box-shadow: var(--shadow-md); }
.proj-card__media {
  position: relative; aspect-ratio: 16 / 10;
  background:
    linear-gradient(150deg, rgba(59, 111, 143, 0.12), rgba(122, 31, 50, 0.05)),
    repeating-linear-gradient(45deg, rgba(122, 31, 50, 0.06) 0 2px, transparent 2px 12px),
    var(--bg-3);
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.proj-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease-out); }
.proj-card:hover .proj-card__media img { transform: scale(1.04); }
.proj-card__icon {
  width: 54px; height: 54px; color: var(--accent);
  display: flex; align-items: center; justify-content: center;
}
.proj-card__icon .icon { width: 30px; height: 30px; }
.proj-card__badge {
  position: absolute; top: 14px; left: 14px;
  padding: 5px 11px; font-size: 0.72rem; font-weight: 600;
  color: #FFF8E7; background: rgba(122, 31, 50, 0.86);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 248, 231, 0.2); border-radius: var(--r-pill);
}
.proj-card__body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.proj-card__meta {
  display: flex; flex-wrap: wrap; gap: 8px 14px; margin-bottom: 10px;
  font-size: 0.78rem; color: var(--text-3);
}
.proj-card__meta span { display: inline-flex; align-items: center; gap: 6px; }
.proj-card__meta .icon { width: 13px; height: 13px; color: var(--accent); }
.proj-card__title { font-size: 1.08rem; margin-bottom: 8px; }
.proj-card:hover .proj-card__title { color: var(--accent); }
.proj-card__text { font-size: 0.9rem; color: var(--text-2); margin-bottom: 18px; }
.proj-card__foot { margin-top: auto; }

@media (max-width: 1000px) { .proj-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 640px)  { .proj-grid { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------
   10. SMALL BUSINESS
   --------------------------------------------------------- */
.audience-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 12px; }
.audience-card {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-md);
  font-size: 0.92rem; font-weight: 500; color: var(--text-2);
  transition: all var(--dur) var(--ease);
}
.audience-card:hover { border-color: var(--line-accent); color: var(--text); transform: translateY(-3px); }
.audience-card .icon { width: 18px; height: 18px; color: var(--wine); flex: none; }

@media (max-width: 900px) { .audience-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 520px) { .audience-grid { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------
   11. PROBLEM → SOLUTION examples
   --------------------------------------------------------- */
.example-list { display: grid; gap: 14px; }
.example-item {
  display: grid; grid-template-columns: minmax(0,1fr) auto minmax(0,1fr);
  gap: 18px; align-items: center;
  padding: 22px 24px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.example-item:hover { border-color: var(--line-accent); background: var(--surface-2); }
.example-item__problem {
  font-size: 0.97rem; color: var(--text); font-weight: 500;
  border-left: 2px solid rgba(122, 31, 50, 0.4); padding-left: 14px;
}
.example-item__arrow {
  color: #FFF8E7; display: flex;
  width: 32px; height: 32px; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #3B6F8F, #7A1F32);
  border-radius: 50%; box-shadow: var(--shadow-wine);
}
.example-item__solution { font-size: 0.9rem; color: var(--text-2); }
@media (max-width: 780px) {
  .example-item { grid-template-columns: 1fr; gap: 12px; }
  .example-item__arrow { transform: rotate(90deg); }
}

/* ---------------------------------------------------------
   12. PRICING
   --------------------------------------------------------- */
.price-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 18px; }
.price-card {
  position: relative; display: flex; flex-direction: column;
  padding: 28px 24px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: all var(--dur) var(--ease);
}
.price-card:hover { border-color: var(--line-accent); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.price-card--accent {
  border-color: rgba(122, 31, 50, 0.25);
  background: linear-gradient(170deg, rgba(122, 31, 50, 0.06), rgba(255, 255, 255, 0.7));
  box-shadow: 0 24px 60px -30px rgba(122, 31, 50, 0.4);
}
.price-card__label { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--wine); margin-bottom: 12px; }
.price-card__value {
  font-family: 'Manrope', sans-serif; font-size: 1.32rem; font-weight: 800;
  background: linear-gradient(115deg, #3B6F8F 15%, #7A1F32 90%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  letter-spacing: -0.02em; margin-bottom: 8px;
}
.price-card__note { font-size: 0.85rem; color: var(--text-3); margin-bottom: 20px; }
.price-card__list { display: grid; gap: 9px; margin-bottom: 22px; }
.price-card__list li { font-size: 0.87rem; color: var(--text-2); padding-left: 20px; position: relative; }
.price-card__list li::before {
  content: ''; position: absolute; left: 3px; top: 9px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--wine); opacity: 0.75;
}
.price-card--accent .price-card__list li::before { background: var(--accent); }
.price-card .btn { margin-top: auto; }

@media (max-width: 1000px) { .price-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 560px)  { .price-grid { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------
   13. FAQ
   --------------------------------------------------------- */
.faq-list { display: grid; gap: 12px; }
.faq-item {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-md); overflow: hidden;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.faq-item:hover { border-color: var(--line-2); }
.faq-item[open] { border-color: rgba(122, 31, 50, 0.3); background: rgba(255, 255, 255, 0.8); }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  padding: 20px 22px; cursor: pointer; list-style: none;
  font-family: 'Manrope', sans-serif; font-size: 1rem; font-weight: 600;
  color: var(--text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: ''; flex: none;
  width: 26px; height: 26px; position: relative;
  border: 1px solid var(--line-2); border-radius: 50%;
  transition: all var(--dur) var(--ease);
}
.faq-item summary::before {
  content: ''; position: absolute; top: 50%; left: 50%;
  width: 9px; height: 1.4px; margin: -0.7px 0 0 -4.5px;
  background: var(--wine); border-radius: 2px; z-index: 1;
}
.faq-item[open] summary::after { background: var(--wine-soft); border-color: var(--wine); transform: rotate(90deg); }
.faq-item summary::after { background-color: transparent; }
.faq-item[open] summary { color: var(--wine); }
.faq-item__body {
  padding: 0 22px 22px;
  font-size: 0.93rem; color: var(--text-2); line-height: 1.72;
  max-width: 78ch;
}
.faq-item[open] .faq-item__body { animation: fadeIn 0.35s var(--ease-out); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ---------------------------------------------------------
   14. TESTIMONIALS
   --------------------------------------------------------- */
.testi-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.testi-card {
  position: relative; padding: 26px 24px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: all var(--dur) var(--ease);
}
.testi-card:hover { border-color: var(--line-accent); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.testi-card__quote { width: 26px; height: 26px; color: var(--wine); opacity: 0.8; margin-bottom: 14px; }
.testi-card__text { font-size: 0.94rem; color: var(--text-2); line-height: 1.7; margin-bottom: 20px; }
.testi-card__footer { display: flex; align-items: center; gap: 12px; padding-top: 18px; border-top: 1px solid var(--line); }
.testi-card__avatar {
  width: 40px; height: 40px; border-radius: 50%; flex: none;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #3B6F8F, #7A1F32);
  color: #FFF8E7; font-weight: 700; font-size: 0.9rem;
}
.testi-card__name { font-size: 0.92rem; font-weight: 600; color: var(--text); }
.testi-card__role { font-size: 0.79rem; color: var(--text-3); }
.stars { display: inline-flex; gap: 2px; color: var(--wine); margin-left: auto; }
.stars .icon { width: 13px; height: 13px; fill: currentColor; }

@media (max-width: 900px) { .testi-grid { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------
   15. CONTACT
   --------------------------------------------------------- */
.contact-layout {
  display: grid; grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: clamp(28px, 4vw, 56px); align-items: start;
}
.contact-panel {
  padding: 30px; border: 1px solid var(--line);
  background: var(--surface); border-radius: var(--r-xl);
}
.contact-panel__list { display: grid; gap: 20px; margin: 26px 0 0; }
.contact-panel__row { display: flex; gap: 14px; align-items: flex-start; }
.contact-panel__icon {
  width: 40px; height: 40px; flex: none;
  display: flex; align-items: center; justify-content: center;
  color: #FFF8E7; background: linear-gradient(135deg, #3B6F8F, #7A1F32);
  border-radius: var(--r-sm); box-shadow: var(--shadow-wine);
}
.contact-panel__label { font-size: 0.76rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-3); margin-bottom: 3px; }
.contact-panel__value { font-size: 0.98rem; font-weight: 600; color: var(--text); }
.contact-panel__value:hover { color: var(--accent); }

.contact-form {
  padding: 30px; border: 1px solid var(--line-2);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.95), rgba(255, 248, 231, 0.85));
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-md);
}
.contact-form__title { font-size: 1.3rem; margin-bottom: 6px; }
.contact-form__sub { font-size: 0.92rem; margin-bottom: 24px; }
.contact-form .btn--primary { --btn-bg: var(--accent-grad); }

@media (max-width: 900px) {
  .contact-layout { grid-template-columns: 1fr; }
  .contact-panel, .contact-form { padding: 24px 20px; }
}

/* ---------------------------------------------------------
   16. FOOTER
   --------------------------------------------------------- */
.site-footer {
  position: relative;
  padding-top: clamp(40px, 4.4vw, 56px);
  margin-top: clamp(24px, 3.4vw, 44px);
  background: linear-gradient(180deg, #FBEED6, #F7E8CE);
  border-top: 1px solid var(--line);
}
.site-footer::before {
  content: ''; position: absolute; inset: 0 0 auto; height: 3px;
  background: linear-gradient(90deg, transparent, #3B6F8F, #7A1F32, transparent);
}
.site-footer__top {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr);
  gap: clamp(32px, 4vw, 60px);
  padding-bottom: clamp(36px, 4vw, 56px);
}
.brand--footer .brand__mark { width: 40px; height: 40px; }
.site-footer__lead { font-size: 0.92rem; margin: 20px 0 24px; max-width: 400px; color: var(--text-2); }
.site-footer__contact { display: grid; gap: 11px; }
.site-footer__contact li { display: flex; gap: 11px; align-items: center; font-size: 0.9rem; color: var(--text-2); }
.site-footer__contact .icon { width: 16px; height: 16px; color: var(--wine); flex: none; }
.site-footer__contact a:hover { color: var(--accent); }

.site-footer__social { display: flex; gap: 9px; margin-top: 24px; }
.site-footer__social a {
  width: 38px; height: 38px; display: flex; align-items: center; justify-content: center;
  color: var(--text-2); background: rgba(255, 255, 255, 0.7); border: 1px solid var(--line);
  border-radius: var(--r-sm);
  transition: all var(--dur) var(--ease);
}
.site-footer__social a:hover { color: #FFF8E7; border-color: transparent; transform: translateY(-3px); background: linear-gradient(135deg, #3B6F8F, #7A1F32); box-shadow: var(--shadow-wine); }
.site-footer__social .icon { width: 17px; height: 17px; }

.site-footer__cols { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 28px; }
.site-footer__col h3 {
  font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text); margin-bottom: 16px; font-weight: 700;
}
.site-footer__col h3::after {
  content: ''; display: block; width: 22px; height: 2px; margin-top: 8px;
  background: linear-gradient(90deg, #3B6F8F, #7A1F32); border-radius: 2px;
}
.site-footer__col ul { display: grid; gap: 10px; }
.site-footer__col a:not(.btn) { font-size: 0.89rem; color: var(--text-3); }
.site-footer__col a:hover { color: var(--accent); }
.site-footer__cta { margin-top: 20px; }

.site-footer__bottom {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 14px 26px; padding: 22px 0 26px;
  border-top: 1px solid var(--line);
  font-size: 0.83rem; color: var(--text-4);
}
.site-footer__bottom p { margin: 0; }
.site-footer__note { color: var(--text-3); }
.site-footer__top-link { display: inline-flex; align-items: center; gap: 7px; color: var(--text-3); }
.site-footer__top-link .icon { width: 15px; height: 15px; }
.site-footer__top-link:hover { color: var(--accent); }

@media (max-width: 900px) {
  .site-footer__top { grid-template-columns: 1fr; }
  .site-footer__cols { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 520px) {
  .site-footer__cols { grid-template-columns: 1fr; }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; }
}

/* ---------------------------------------------------------
   17. BLOG
   --------------------------------------------------------- */
.blog-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: clamp(28px, 4vw, 52px); align-items: start; }
.blog-side { position: sticky; top: calc(var(--header-h) + 24px); display: grid; gap: 22px; }

.side-card {
  padding: 24px; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--r-lg);
}
.side-card__title {
  font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text); margin-bottom: 16px;
}
.side-links { display: grid; gap: 4px; }
.side-links a {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 12px; font-size: 0.9rem; color: var(--text-2);
  border-radius: var(--r-sm);
  transition: all var(--dur) var(--ease);
}
.side-links a:hover { background: var(--surface-2); color: var(--text); }
.side-links a.is-active { color: var(--wine); background: var(--wine-soft); }
.side-links__count {
  font-size: 0.74rem; color: var(--text-4);
  background: rgba(255, 255, 255, 0.7); padding: 2px 8px; border-radius: var(--r-pill);
}

.post-list { display: grid; gap: 16px; }
.post-card {
  position: relative; display: grid;
  grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
  gap: 0;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); overflow: hidden;
  transition: all var(--dur) var(--ease);
}
.post-card:hover { border-color: var(--line-accent); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.post-card__media {
  position: relative; aspect-ratio: 4 / 3;
  background: linear-gradient(150deg, rgba(59, 111, 143, 0.12), rgba(122, 31, 50, 0.05)), var(--bg-3);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.post-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease-out); }
.post-card:hover .post-card__media img { transform: scale(1.04); }
.post-card__media .icon { width: 28px; height: 28px; color: var(--accent); }
.post-card__body { padding: 22px 24px; display: flex; flex-direction: column; }
.post-card__meta {
  display: flex; flex-wrap: wrap; gap: 8px 14px; margin-bottom: 10px;
  font-size: 0.78rem; color: var(--text-3);
}
.post-card__meta a { color: var(--accent); }
.post-card__title { font-size: 1.08rem; margin-bottom: 8px; }
.post-card:hover .post-card__title { color: var(--accent); }
.post-card__text { font-size: 0.9rem; color: var(--text-2); margin-bottom: 16px; }
.post-card__foot { margin-top: auto; }

.post-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }

.article-header { padding-bottom: 30px; margin-bottom: 34px; border-bottom: 1px solid var(--line); }
.article-meta { display: flex; flex-wrap: wrap; gap: 10px 20px; font-size: 0.84rem; color: var(--text-3); margin-bottom: 18px; }
.article-meta span { display: inline-flex; align-items: center; gap: 7px; }
.article-meta .icon { width: 14px; height: 14px; color: var(--accent); }
.article-cover {
  margin: 0 0 34px; border-radius: var(--r-xl); overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(59, 111, 143, 0.12), rgba(122, 31, 50, 0.05)), var(--bg-3);
  aspect-ratio: 21 / 9;
  display: flex; align-items: center; justify-content: center;
}
.article-cover img { width: 100%; height: 100%; object-fit: cover; }
.article-toc {
  padding: 22px 24px; margin-bottom: 30px;
  background: var(--surface); border: 1px solid var(--line);
  border-left: 2px solid var(--accent); border-radius: 0 var(--r-md) var(--r-md) 0;
}
.article-toc__title { font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text); margin-bottom: 12px; }
.article-toc ol { display: grid; gap: 8px; counter-reset: toc; }
.article-toc li { counter-increment: toc; font-size: 0.9rem; color: var(--text-2); padding-left: 24px; position: relative; }
.article-toc li::before {
  content: counter(toc, decimal-leading-zero); position: absolute; left: 0; top: 0;
  font-size: 0.74rem; font-weight: 700; color: var(--accent);
}
.article-toc a:hover { color: var(--accent); }

@media (max-width: 900px) {
  .blog-layout { grid-template-columns: 1fr; }
  .blog-side { position: static; }
  .post-list { gap: 14px; }
  .post-card { grid-template-columns: 1fr; }
  .post-card__media { aspect-ratio: 16 / 9; }
  .post-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 620px) { .post-grid { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------
   18. STATS
   --------------------------------------------------------- */
.stats-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.stat-card {
  padding: 26px 24px; text-align: center;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: all var(--dur) var(--ease);
}
.stat-card:hover { border-color: var(--line-accent); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-card__value {
  font-family: 'Manrope', sans-serif;
  font-size: clamp(1.8rem, 1.5rem + 1.4vw, 2.6rem); font-weight: 800;
  letter-spacing: -0.03em; line-height: 1;
  background: linear-gradient(115deg, #3B6F8F 10%, #7A1F32 90%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  margin-bottom: 8px;
}
.stat-card__label { font-size: 0.85rem; color: var(--text-3); }
@media (max-width: 760px) { .stats-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }

/* ---------------------------------------------------------
   19. DETAIL PAGES
   --------------------------------------------------------- */
.detail-layout {
  display: grid; grid-template-columns: minmax(0, 1fr) 320px;
  gap: clamp(28px, 4vw, 56px); align-items: start;
}
.detail-aside { position: sticky; top: calc(var(--header-h) + 24px); display: grid; gap: 20px; }

.spec-list { display: grid; gap: 0; }
.spec-list__row {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 16px;
  padding: 12px 0; border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
}
.spec-list__row:last-child { border-bottom: 0; }
.spec-list__label { color: var(--text-3); flex: none; }
.spec-list__value { color: var(--text); text-align: right; }

.detail-hero {
  padding: clamp(30px, 4vw, 48px);
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-xl);
  margin-bottom: 34px;
}
.detail-hero__icon {
  width: 56px; height: 56px; margin-bottom: 22px;
  display: flex; align-items: center; justify-content: center;
  color: #FFF8E7; background: linear-gradient(135deg, #3B6F8F, #7A1F32);
  border-radius: var(--r-md); box-shadow: var(--shadow-wine);
}
.detail-hero__title { margin-bottom: 10px; }
.detail-hero__sub { font-size: 1.06rem; color: var(--accent); font-weight: 500; margin-bottom: 18px; }
.detail-hero__text { font-size: 1rem; max-width: 720px; }

@media (max-width: 900px) {
  .detail-layout { grid-template-columns: 1fr; }
  .detail-aside { position: static; }
}

.case-block { margin-bottom: 34px; }
.case-block__label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--wine); margin-bottom: 12px;
}
.case-block__title { font-size: 1.18rem; margin-bottom: 12px; }
.case-block__text { font-size: 1rem; color: var(--text-2); }

.gallery-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px; }
.gallery-grid figure {
  margin: 0; border-radius: var(--r-md); overflow: hidden;
  border: 1px solid var(--line); aspect-ratio: 16 / 10;
  background: var(--bg-3);
}
.gallery-grid img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 560px) { .gallery-grid { grid-template-columns: 1fr; } }

.pager-nav { display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; margin-top: 44px; padding-top: 30px; border-top: 1px solid var(--line); }
.pager-nav__item {
  display: flex; flex-direction: column; gap: 5px; max-width: 46%;
  padding: 16px 20px; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--r-md);
  transition: all var(--dur) var(--ease);
}
.pager-nav__item:hover { border-color: var(--line-accent); transform: translateY(-3px); }
.pager-nav__label { font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-3); }
.pager-nav__title { font-size: 0.95rem; font-weight: 600; color: var(--text); }
.pager-nav__item--next { margin-left: auto; text-align: right; align-items: flex-end; }

/* ---------------------------------------------------------
   20. 404 / SEARCH
   --------------------------------------------------------- */
.error-page { text-align: center; padding-block: clamp(60px, 8vw, 110px); }
.error-page__code {
  font-family: 'Manrope', sans-serif;
  font-size: clamp(4rem, 3rem + 8vw, 9rem); font-weight: 800;
  line-height: 1; letter-spacing: -0.05em;
  background: linear-gradient(115deg, #3B6F8F 5%, #7A1F32 80%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  margin-bottom: 10px;
}
.error-page__actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 30px; }
.search-form { display: flex; gap: 10px; max-width: 520px; margin: 0 auto 34px; }
.search-form .input { flex: 1; }

/* ---------------------------------------------------------
   21. BỔ SUNG: nhãn trustbar, trạng thái rỗng, tiện ích
   --------------------------------------------------------- */
.trustbar__pillar-label {
  margin-top: 10px;
  font-size: 0.82rem;
  color: var(--text-3);
  letter-spacing: 0.02em;
}

.empty-state {
  display: grid;
  gap: 12px;
  justify-items: center;
  text-align: center;
  padding: clamp(36px, 5vw, 60px);
  background: var(--surface);
  border: 1px dashed var(--line-2);
  border-radius: var(--r-xl);
}
.empty-state h3 { font-size: 1.15rem; }
.empty-state p { color: var(--text-2); max-width: 56ch; }

/* Nút quay lại đầu trang */
.to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 70;
  width: 46px;
  height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-2);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line-2);
  border-radius: var(--r-pill);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--dur) var(--ease);
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { color: #FFF8E7; border-color: transparent; background: linear-gradient(135deg, #3B6F8F, #7A1F32); box-shadow: var(--shadow-wine); }

@media (max-width: 560px) {
  .to-top { right: 16px; bottom: 84px; }
}