/* ============================================================
   QS Tech — Page-specific styles
   Hero, categories, color picker, calculator, find dealer,
   gallery, testimonials, blog, B2B CTA — used across front-page
   and all standalone page templates.
   ============================================================ */

/* ============ HERO ============ */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--c-paper);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 600px;
}
@media (min-width: 980px) {
  .hero-grid {
    grid-template-columns: 1.05fr 1fr;
    max-width: var(--container-max);
    margin-inline: auto;
  }
}
.hero-text {
  padding: clamp(3rem, 6vw, 5rem) var(--pad-x);
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 720px;
  margin-left: 0;
  width: 100%;
  min-width: 0;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--c-yellow);
  color: var(--c-brand-deep);
  padding: 0.4rem 0.85rem;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 700;
  width: max-content;
  margin-bottom: 1.5rem;
  box-shadow: 0 2px 10px oklch(93.8% 0.20 106 / 0.35);
}
.hero-tag::before { content: "★"; color: var(--c-accent-deep); }
.hero h1 {
  font-family: var(--f-display);
  font-size: var(--t-hero);
  /* Playfair + dấu tiếng Việt chồng (ầ/ế/ạ/ộ) cần chiều cao dòng ≥ ~1.08 để dấu không dính chữ dòng trên */
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0 0 1.5rem;
  font-weight: 600;
  color: var(--c-brand-deep);
  text-wrap: balance;
  overflow-wrap: break-word;
}
.hero h1 .accent { text-wrap: balance; max-width: 100%; }
@media (max-width: 560px) {
  .hero h1 { font-size: clamp(2.2rem, 9vw, 3.1rem); line-height: 1.14; }
}
.hero h1 .accent { color: var(--c-accent); font-style: italic; }
.hero p.lede {
  font-size: 1.08rem;
  color: var(--c-ink-soft);
  margin: 0 0 2.2rem;
  max-width: 50ch;
  line-height: 1.6;
}
.hero-cta {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.hero-trust {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}
.hero-trust .item .n {
  font-family: var(--f-display);
  font-size: 1.8rem;
  color: var(--c-brand-deep);
  font-weight: 700;
  line-height: 1;
}
.hero-trust .item .lbl {
  font-size: 0.78rem;
  color: var(--c-mute);
  margin-top: 0.3rem;
}
.hero-image {
  position: relative;
  min-height: 480px;
  background: linear-gradient(135deg, oklch(75% 0.06 60) 0%, oklch(60% 0.10 35) 100%);
  overflow: hidden;
}
.hero-image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, oklch(0% 0 0 / 0) 60%, oklch(0% 0 0 / 0.25) 100%);
  pointer-events: none;
}
.hero-pcard {
  position: absolute;
  bottom: 2rem;
  left: 2rem;
  right: 2rem;
  background: oklch(98% 0 0 / 0.96);
  backdrop-filter: blur(12px);
  border-radius: var(--radius);
  padding: 1.2rem 1.4rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-lg);
  max-width: 420px;
}
.hero-pcard .swatch {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px oklch(0% 0 0 / 0.08);
}
.hero-pcard .info { flex: 1; min-width: 0; }
.hero-pcard .name { font-weight: 700; font-size: 0.95rem; color: var(--c-ink); margin: 0; }
.hero-pcard .meta { font-size: 0.78rem; color: var(--c-mute); margin: 0.2rem 0 0; }
.hero-pcard .badge {
  background: var(--c-brand-deep);
  color: var(--c-accent);
  padding: 0.2rem 0.5rem;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: 4px;
}

/* ============ PAGE HEADER (subpages) ============ */
.page-hero {
  background: linear-gradient(135deg, var(--c-paper) 0%, var(--c-bg) 100%);
  padding: clamp(4rem, 8vw, 7rem) 0 clamp(3rem, 5vw, 4rem);
  border-bottom: 1px solid var(--c-line);
  text-align: center;
}
.page-hero .crumbs {
  font-size: 0.82rem;
  color: var(--c-mute);
  margin-bottom: 1rem;
}
.page-hero .crumbs a:hover { color: var(--c-ink); }
.page-hero .crumbs .sep { margin: 0 0.5rem; opacity: 0.4; }
.page-hero .eyebrow { display: inline-block; margin-bottom: 1rem; }
.page-hero h1 {
  font-family: var(--f-display);
  font-size: var(--t-display);
  line-height: 1.14;
  margin: 0 auto 1.2rem;
  font-weight: 600;
  letter-spacing: var(--ls-tight);
  max-width: 22ch;
}
.page-hero h1 .accent { color: var(--c-accent); font-style: italic; }
.page-hero .lede {
  font-size: 1.08rem;
  color: var(--c-ink-soft);
  max-width: 60ch;
  margin: 0 auto;
}

/* ============ CATEGORY CARDS ============ */
.cats { background: var(--c-bg); }
.cat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 700px) { .cat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .cat-grid { grid-template-columns: repeat(4, 1fr); } }
.cat-card {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--c-paper);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform var(--d-slow) var(--ease), box-shadow var(--d-slow) var(--ease);
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.cat-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.cat-card:hover img { transform: scale(1.06); }
.cat-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, oklch(15% 0 0 / 0.85));
}
.cat-card-body {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.4rem 1.4rem 1.6rem;
  color: oklch(98% 0 0);
  z-index: 1;
}
.cat-card .count {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.85;
  font-weight: 600;
}
.cat-card h3 {
  font-family: var(--f-display);
  font-size: 1.5rem;
  margin: 0.3rem 0 0.4rem;
  font-weight: 600;
}
.cat-card .more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--c-accent-soft);
  transition: gap var(--d-normal) var(--ease);
}
.cat-card:hover .more { gap: 0.8rem; }

/* ============ COLOR PICKER ============ */
.picker {
  background: var(--c-paper);
}
.picker-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 980px) {
  .picker-grid { grid-template-columns: 1.3fr 1fr; gap: 3rem; align-items: center; }
}
.room-preview {
  position: relative;
  aspect-ratio: 4/3;
  background: oklch(90% 0.015 80);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
/* ===== Placeholder phòng trống (thuần CSS) — tường tô theo màu đang chọn ===== */
.picker-room { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
/* Có ảnh thật per-màu → ẩn lớp phòng CSS */
.picker-photo.has-photo .picker-room { display: none; }
/* Mảng tường bên phải: tạo góc phòng 3D, cùng màu tường nhưng tối hơn */
.picker-room-side {
  position: absolute; top: 0; right: 0; bottom: 0; width: 32%;
  background: linear-gradient(90deg, oklch(0% 0 0 / 0.16), oklch(0% 0 0 / 0.07)), var(--wall-color, oklch(72% 0.10 145));
  transition: background 0.5s var(--ease, ease-out);
  box-shadow: inset 1px 0 0 oklch(0% 0 0 / 0.10);
}
/* Ánh sáng mềm hắt từ trên-trái + tối dần chân tường cho có khối */
.picker-room-light {
  position: absolute; inset: 0;
  background:
    radial-gradient(120% 85% at 20% -5%, oklch(100% 0 0 / 0.30), transparent 55%),
    linear-gradient(180deg, transparent 62%, oklch(0% 0 0 / 0.14) 100%);
}
/* Sàn */
.picker-room-floor {
  position: absolute; left: 0; right: 0; bottom: 0; height: 25%;
  background: linear-gradient(180deg, oklch(87% 0.014 80), oklch(80% 0.018 70));
}
/* Chân tường (baseboard) */
.picker-room-base {
  position: absolute; left: 0; right: 0; bottom: 25%; height: 2.2%;
  background: oklch(96% 0.008 80);
  box-shadow: 0 2px 4px oklch(0% 0 0 / 0.12);
}
/* Bóng đổ tiếp xúc chân tường/sàn */
.picker-room-shadow {
  position: absolute; left: 6%; right: 6%; bottom: 21%; height: 9%;
  background: radial-gradient(58% 100% at 50% 100%, oklch(0% 0 0 / 0.20), transparent 72%);
  filter: blur(3px);
}

.room-preview .tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: oklch(98% 0 0 / 0.9);
  backdrop-filter: blur(8px);
  padding: 0.5rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--c-ink);
  box-shadow: var(--shadow-sm);
}
.room-preview .tag span {
  color: var(--c-mute);
  font-weight: 400;
  margin-left: 0.4rem;
}

.picker-text h2 {
  font-family: var(--f-display);
  font-size: var(--t-section);
  margin: 0.7rem 0 1rem;
  line-height: 1.16;
  font-weight: 600;
}
.picker-text h2 .accent { color: var(--c-accent); font-style: italic; }
.picker-text p {
  color: var(--c-ink-soft);
  margin: 0 0 2rem;
}
.picker-swatches {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.55rem;
  max-width: 420px;
}
.pswatch {
  aspect-ratio: 1;
  border-radius: 10px;
  cursor: pointer;
  position: relative;
  border: 0;
  padding: 0;
  box-shadow: inset 0 0 0 1px oklch(0% 0 0 / 0.06);
  transition: transform var(--d-normal) var(--ease), box-shadow var(--d-normal) var(--ease);
}
/* soft sheen so flat swatches read as painted tiles */
.pswatch::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(150deg, oklch(100% 0 0 / 0.28), transparent 42%);
  pointer-events: none;
}
.pswatch:hover {
  transform: translateY(-3px) scale(1.06);
  box-shadow: 0 8px 18px oklch(20% 0 0 / 0.18), inset 0 0 0 1px oklch(0% 0 0 / 0.06);
  z-index: 1;
}
.pswatch:active { transform: translateY(-1px) scale(1.02); }
.pswatch:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--c-bg), 0 0 0 5px var(--c-accent);
}
.pswatch.is-active {
  transform: translateY(-2px);
  box-shadow: 0 0 0 3px var(--c-bg), 0 0 0 5px var(--c-ink), 0 8px 18px oklch(20% 0 0 / 0.18);
}
.pswatch.is-active::after {
  content: "";
  position: absolute;
  top: 6px;
  right: 6px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: oklch(20% 0 0);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/78% no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/78% no-repeat;
}
.pswatch.dark.is-active::after { background: oklch(98% 0 0); }
.pswatch.dark.is-active { box-shadow: 0 0 0 3px var(--c-bg), 0 0 0 5px var(--c-mute), 0 8px 18px oklch(20% 0 0 / 0.18); }

/* ---- Coordinating-colour suggestions (live from OKLCH math) ---- */
.harmony {
  margin-top: 1.5rem;
  padding-top: 1.3rem;
  border-top: 1px dashed var(--c-line);
}
.harmony-label {
  display: block;
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  color: var(--c-mute);
  font-weight: 600;
  margin-bottom: 0.8rem;
}
.harmony-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
}
.harmony-chip {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.55rem;
  border-radius: var(--radius-sm);
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  min-width: 0;
}
.harmony-chip .dot {
  width: 30px;
  height: 30px;
  border-radius: 7px;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px oklch(0% 0 0 / 0.08);
}
.harmony-chip .role {
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--c-ink);
}
.harmony-chip .hint {
  font-size: 0.64rem;
  color: var(--c-mute);
  line-height: 1.2;
}
@media (max-width: 480px) {
  .harmony-chip .txt { display: none; }
  .harmony-chip { justify-content: center; padding: 0.5rem; }
}
.picker-info {
  margin-top: 1.5rem;
  padding: 1rem 1.2rem;
  background: var(--c-bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-line);
  display: flex;
  gap: 1rem;
  align-items: center;
}
.picker-info .preview-tile {
  width: 50px;
  height: 50px;
  border-radius: 6px;
  background: var(--wall-color);
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px oklch(0% 0 0 / 0.08);
}
.picker-info .text { flex: 1; min-width: 0; }
.picker-info .name { font-weight: 700; font-size: 0.95rem; }
.picker-info .sku {
  font-size: 0.78rem;
  color: var(--c-mute);
  font-family: monospace;
  margin-top: 2px;
}
.picker-info .btn { padding: 0.5rem 0.9rem; font-size: 0.82rem; }

/* ============ FULL COLOR PALETTE — mood families (page-bang-mau) ============ */
.palette-section { background: var(--c-bg); }
.palette-family { margin-bottom: clamp(2.2rem, 4vw, 3.4rem); }
.family-head {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1.1rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--c-line);
}
.family-title {
  font-family: var(--f-display);
  font-size: var(--t-xl);
  font-weight: 600;
  letter-spacing: var(--ls-tight);
  line-height: 1.1;
  margin: 0;
}
.family-note {
  font-size: var(--t-sm);
  color: var(--c-mute);
  margin-left: auto;
  text-align: right;
}
.palette-full {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 1rem;
}
.pcell {
  aspect-ratio: 4/5;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: 0;
  padding: 0;
  text-align: left;
  background: var(--pcell, oklch(72% 0.10 145));
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease);
  box-shadow: inset 0 0 0 1px oklch(0% 0 0 / 0.06);
}
.pcell:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 34px oklch(20% 0 0 / 0.16), inset 0 0 0 1px oklch(0% 0 0 / 0.06);
  z-index: 1;
}
.pcell:active { transform: translateY(-2px); }
.pcell:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--c-bg), 0 0 0 5px var(--c-accent);
}
/* LRV (light reflectance) tick — a designer detail no VN paint site shows */
.pcell-lrv {
  position: absolute;
  top: 0.85rem;
  left: 0.9rem;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  font-family: var(--f-sans);
  padding: 0.15rem 0.45rem;
  border-radius: 100px;
  background: oklch(100% 0 0 / 0.55);
  color: oklch(20% 0 0);
  backdrop-filter: blur(4px);
}
.pcell.dark .pcell-lrv { background: oklch(0% 0 0 / 0.3); color: oklch(98% 0 0); }
/* "Sơn thử ↑" reveal on hover/focus */
.pcell-try {
  position: absolute;
  top: 0.8rem;
  right: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.66rem;
  font-weight: 700;
  padding: 0.28rem 0.55rem;
  border-radius: 100px;
  background: oklch(20% 0 0 / 0.82);
  color: oklch(98% 0 0);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity var(--d-normal) var(--ease), transform var(--d-normal) var(--ease);
}
.pcell:hover .pcell-try,
.pcell:focus-visible .pcell-try { opacity: 1; transform: translateY(0); }
.pcell-try-arr { transition: transform var(--d-normal) var(--ease); }
.pcell:hover .pcell-try-arr { transform: translateY(-2px); }
.pcell-body {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.4rem 1.1rem 1.05rem;
  background: linear-gradient(180deg, transparent, oklch(0% 0 0 / 0.55));
  color: oklch(98% 0 0);
}
.pcell:not(.dark) .pcell-body {
  color: oklch(20% 0 0);
  background: linear-gradient(180deg, transparent, oklch(100% 0 0 / 0.65));
}
.pcell .sku {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  font-weight: 700;
  opacity: 0.85;
  font-family: var(--f-sans);
}
.pcell .name {
  display: block;
  font-family: var(--f-display);
  font-size: 1.28rem;
  font-weight: 600;
  margin-top: 0.15rem;
  line-height: 1.05;
}
.palette-cta { text-align: center; margin-top: 3rem; }
@media (prefers-reduced-motion: reduce) {
  .pcell, .pcell-try { transition: none; }
}
@media (max-width: 560px) {
  .family-head { flex-direction: column; gap: 0.2rem; }
  .family-note { margin-left: 0; text-align: left; }
  .palette-full { grid-template-columns: repeat(2, 1fr); gap: 0.7rem; }
  .pcell .name { font-size: 1.1rem; }
}

/* ============ CALCULATOR ============ */
.calc {
  background: var(--c-brand-deep);
  color: oklch(95% 0 0);
  position: relative;
  overflow: hidden;
}
.calc::before {
  content: "";
  position: absolute;
  inset: -30%;
  background: radial-gradient(circle at 80% 30%, oklch(58% 0.16 55 / 0.2), transparent 55%);
  pointer-events: none;
}
.calc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  position: relative;
}
@media (min-width: 880px) {
  .calc-grid { grid-template-columns: 1fr 1.1fr; gap: 4rem; align-items: start; }
}
.calc-text h2 {
  font-family: var(--f-display);
  font-size: var(--t-section);
  margin: 0.7rem 0 1rem;
  line-height: 1.16;
  font-weight: 600;
}
.calc-text h2 .accent { color: var(--c-accent); font-style: italic; }
.calc-text p {
  color: oklch(95% 0 0 / 0.75);
  margin: 0 0 1.5rem;
  max-width: 44ch;
}
.calc-text .features {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}
.calc-text .features li {
  padding: 0.5rem 0;
  color: oklch(95% 0 0 / 0.85);
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.calc-text .features li::before {
  content: "✓";
  color: var(--c-accent);
  font-weight: 700;
}

.calc-form {
  background: var(--c-bg);
  color: var(--c-ink);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
}
.calc-form .row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}
@media (max-width: 500px) {
  .calc-form .row { grid-template-columns: 1fr; }
}
.calc-form label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--c-ink-soft);
  margin-bottom: 0.4rem;
}
.calc-form input, .calc-form select, .calc-form textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-bg);
  color: var(--c-ink);
  transition: border-color var(--d-fast);
}
.calc-form input:focus, .calc-form select:focus, .calc-form textarea:focus {
  outline: none;
  border-color: var(--c-accent);
}
.calc-result {
  margin-top: 1.5rem;
  padding: 1.4rem;
  background: var(--c-paper);
  border-radius: var(--radius);
  border-left: 4px solid var(--c-accent);
}
.calc-result .label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--c-mute);
  font-weight: 600;
  margin-bottom: 0.4rem;
}
.calc-result .main {
  font-family: var(--f-display);
  font-size: 1.8rem;
  color: var(--c-brand-deep);
  font-weight: 700;
}
.calc-result .detail {
  margin-top: 0.5rem;
  font-size: 0.88rem;
  color: var(--c-ink-soft);
  line-height: 1.5;
}
.calc-result .price {
  color: var(--c-accent-deep);
  font-weight: 700;
}

/* ============ FEATURED PRODUCT MINI CARDS (front-page section) ============ */
.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 640px) { .products-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .products-grid { grid-template-columns: repeat(3, 1fr); } }

.pcard-mini {
  background: var(--c-bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
  border: 1px solid var(--c-line-soft);
  display: flex;
  flex-direction: column;
}
.pcard-mini:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.pcard-mini-visual {
  aspect-ratio: 4/3;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(125% 115% at 30% 22%,
      oklch(from var(--c) calc(l + 0.15) c h) 0%,
      var(--c) 46%,
      oklch(from var(--c) calc(l - 0.16) c h) 100%);
}
/* soft paint-pour sheen + a settling pool at the base */
.pcard-mini-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(70% 55% at 28% 20%, oklch(100% 0 0 / 0.30), transparent 60%),
    radial-gradient(120% 60% at 50% 118%, oklch(from var(--c) calc(l - 0.22) c h / 0.55), transparent 62%);
  pointer-events: none;
}
/* ghosted display-type SKU set into the pour */
.pcard-ghost {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--f-display);
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: oklch(from var(--c) calc(l - 0.30) c h);
  opacity: 0.14;
  pointer-events: none;
  user-select: none;
  z-index: 1;
}
.pcard-mini-visual .sku-badge {
  position: absolute;
  z-index: 2;
  top: 1rem; left: 1rem;
  background: oklch(98% 0 0 / 0.72);
  color: var(--c-ink);
  padding: 0.3rem 0.6rem;
  border-radius: 5px;
  font-size: 0.72rem;
  font-weight: 700;
  font-family: monospace;
  letter-spacing: 0.02em;
  border: 1px solid oklch(0 0 0 / 0.12);
  backdrop-filter: blur(4px);
  box-shadow: 0 1px 3px oklch(0 0 0 / 0.08);
}
.pcard-mini-visual .flag {
  position: absolute;
  z-index: 2;
  top: 1rem; right: 1rem;
  background: var(--c-brand-deep);
  color: var(--c-accent);
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  font-weight: 700;
}
.pcard-mini-body {
  padding: 1.2rem 1.3rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}
.pcard-mini-cat {
  font-size: 0.7rem;
  color: var(--c-mute);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
}
.pcard-mini-name {
  font-family: var(--f-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--c-ink);
  line-height: 1.2;
  margin: 0;
}
.pcard-mini-desc {
  font-size: 0.85rem;
  color: var(--c-ink-soft);
  line-height: 1.45;
  margin: 0;
}
.pcard-mini-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px solid var(--c-line-soft);
}
.pcard-mini-price {
  font-weight: 700;
  color: var(--c-brand-deep);
}
.pcard-mini-quote {
  font-size: 0.85rem;
  color: var(--c-accent-deep);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.pcard-mini-quote::after {
  content: "→";
  transition: transform var(--d-normal) var(--ease);
}
.pcard-mini:hover .pcard-mini-quote::after { transform: translateX(4px); }

/* ============ FIND DEALER ============ */
.dealer-find { background: var(--c-paper); }
.dealer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 880px) {
  .dealer-grid { grid-template-columns: 1fr 1.2fr; gap: 3rem; align-items: start; }
}
.dealer-form {
  background: var(--c-bg);
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow-sm);
}
.dealer-form h3 {
  font-family: var(--f-display);
  font-size: 1.4rem;
  margin: 0 0 1rem;
  font-weight: 600;
}
.dealer-form .row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
  margin-bottom: 1rem;
}
.dealer-form select, .dealer-form input {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-bg);
  color: var(--c-ink);
}
.dealer-results {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.dealer-card {
  background: var(--c-bg);
  border-radius: var(--radius);
  padding: 1.2rem 1.4rem;
  border-left: 4px solid var(--c-accent);
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: center;
}
.dealer-card .info h4 {
  margin: 0 0 0.3rem;
  font-size: 1rem;
  font-weight: 700;
}
.dealer-card .info p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--c-ink-soft);
}
.dealer-card .info .phone {
  font-weight: 600;
  color: var(--c-brand-deep);
}
.dealer-card .distance {
  font-family: monospace;
  color: var(--c-accent-deep);
  font-weight: 700;
  font-size: 0.92rem;
}
.dealer-empty {
  background: var(--c-bg);
  padding: 2rem;
  border-radius: var(--radius);
  text-align: center;
  color: var(--c-mute);
  border: 1px dashed var(--c-line);
}

/* ============ GALLERY ============ */
.gallery { background: var(--c-bg); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
}
@media (min-width: 700px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1000px) {
  .gallery-grid { grid-template-columns: repeat(4, 1fr); grid-auto-rows: 220px; }
}
.gitem {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4/5;
  cursor: pointer;
}
@media (min-width: 1000px) {
  .gitem { aspect-ratio: auto; }
  .gitem.tall { grid-row: span 2; }
}
.gitem img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.gitem:hover img { transform: scale(1.08); }
.gitem::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, oklch(15% 0 0 / 0.85));
  opacity: 0;
  transition: opacity var(--d-normal) var(--ease);
}
.gitem:hover::after { opacity: 1; }
.gitem .meta {
  position: absolute;
  bottom: 1rem; left: 1rem; right: 1rem;
  color: oklch(98% 0 0);
  z-index: 1;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--d-normal) var(--ease), transform var(--d-normal) var(--ease);
}
.gitem:hover .meta { opacity: 1; transform: translateY(0); }
.gitem .meta .loc {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent-soft);
  font-weight: 600;
  margin-bottom: 0.2rem;
}
.gitem .meta .name {
  font-family: var(--f-display);
  font-size: 1.1rem;
  font-weight: 600;
}

/* ============ TESTIMONIALS ============ */
.testimonials { background: var(--c-paper); }
.test-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 780px) { .test-grid { grid-template-columns: repeat(3, 1fr); } }
.tcard {
  background: var(--c-bg);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.tcard .stars {
  color: var(--c-accent);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  font-size: 1rem;
}
.tcard .quote {
  font-family: var(--f-display);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--c-ink);
  line-height: 1.5;
  margin: 0 0 1.5rem;
  flex: 1;
}
.tcard .who {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  border-top: 1px solid var(--c-line);
  padding-top: 1rem;
}
.tcard .avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-accent-soft), var(--c-accent));
  display: grid;
  place-items: center;
  font-weight: 700;
  color: oklch(15% 0 0);
  font-size: 1rem;
}
.tcard .who .name { font-weight: 700; font-size: 0.92rem; }
.tcard .who .role { font-size: 0.78rem; color: var(--c-mute); }

/* ============ TIPS / BLOG ============ */
.tips .tip-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 780px) { .tips .tip-grid { grid-template-columns: repeat(3, 1fr); } }
.tcard-blog {
  background: var(--c-bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
  display: flex;
  flex-direction: column;
}
.tcard-blog:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.tcard-blog .visual {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--c-paper);
}
.tcard-blog .visual img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.tcard-blog:hover .visual img { transform: scale(1.05); }
.tcard-blog .body {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex: 1;
}
.tcard-blog .topic {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent-deep);
  font-weight: 700;
}
.tcard-blog h3 {
  font-family: var(--f-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0;
  line-height: 1.25;
}
.tcard-blog .excerpt {
  font-size: 0.88rem;
  color: var(--c-ink-soft);
  line-height: 1.5;
  margin: 0;
}
.tcard-blog .read {
  margin-top: auto;
  padding-top: 0.5rem;
  font-size: 0.82rem;
  color: var(--c-brand-deep);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

/* ============ B2B DEALER CTA ============ */
.b2b {
  background: linear-gradient(135deg, var(--c-brand-deep) 0%, var(--c-brand) 100%);
  color: var(--c-bg);
  position: relative;
  overflow: hidden;
}
.b2b::before {
  content: "";
  position: absolute;
  inset: -50%;
  background: radial-gradient(circle at 70% 50%, oklch(58% 0.16 55 / 0.25), transparent 55%);
  pointer-events: none;
}
.b2b .container { position: relative; }
.b2b-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}
@media (min-width: 880px) { .b2b-grid { grid-template-columns: 1.5fr 1fr; gap: 4rem; } }
.b2b h2 {
  font-family: var(--f-display);
  font-size: var(--t-section);
  line-height: 1.16;
  margin: 0.7rem 0 1rem;
  font-weight: 600;
}
.b2b h2 .accent { color: var(--c-accent); font-style: italic; }
.b2b p {
  color: oklch(95% 0 0 / 0.8);
  max-width: 48ch;
  margin: 0 0 2rem;
}
.b2b-benefits {
  margin: 1.5rem 0 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem 1rem;
}
@media (max-width: 600px) { .b2b-benefits { grid-template-columns: 1fr; } }
.b2b-benefits li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: oklch(95% 0 0 / 0.85);
}
.b2b-benefits li::before {
  content: "✓";
  color: var(--c-accent);
  font-weight: 700;
}
/* B2B right-column visual — big outlined stat + KPI chips */
.b2b-visual {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  align-items: flex-start;
  justify-self: center;
}
@media (min-width: 880px) { .b2b-visual { justify-self: end; align-items: flex-end; text-align: right; } }
.b2b-stat { position: relative; line-height: 0.82; }
.b2b-stat-num {
  display: block;
  font-family: var(--f-display);
  font-size: clamp(6rem, 3rem + 11.5vw, 11rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  color: transparent;
  -webkit-text-stroke: 2px oklch(58% 0.16 55 / 0.85);
  text-stroke: 2px oklch(58% 0.16 55 / 0.85);
}
.b2b-stat-lbl {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 1rem;
  max-width: 16ch;
  font-size: 0.98rem;
  line-height: 1.35;
  color: oklch(95% 0 0 / 0.82);
}
@media (min-width: 880px) { .b2b-stat-lbl { margin-left: auto; } }
.b2b-kpis { display: flex; flex-wrap: wrap; gap: 0.7rem; }
@media (min-width: 880px) { .b2b-kpis { justify-content: flex-end; } }
.b2b-kpi {
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.55rem 0.95rem;
  border: 1px solid oklch(95% 0 0 / 0.16);
  border-radius: 100px;
  background: oklch(95% 0 0 / 0.05);
  backdrop-filter: blur(6px);
}
.b2b-kpi .k {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--c-accent);
}
.b2b-kpi .v { font-size: 0.76rem; color: oklch(95% 0 0 / 0.72); }

/* ============================================================
   NANO STORY PAGE (page-cong-nghe)
   Dark science hero -> problem -> interactive cross-section
   -> proof table -> advantages -> products -> CTA.
   ============================================================ */

/* ---------- HERO ---------- */
.nano-hero {
  background:
    radial-gradient(120% 120% at 78% 12%, oklch(24% 0.05 255) 0%, transparent 55%),
    oklch(14% 0.02 255);
  color: oklch(96% 0.01 90);
  padding: clamp(4.5rem, 9vw, 8rem) 0 clamp(4rem, 8vw, 7rem);
  position: relative;
  overflow: hidden;
}
.nano-hero::before {
  content: "";
  position: absolute;
  inset: -50%;
  background:
    radial-gradient(circle at 30% 38%, oklch(72% 0.14 70 / 0.14), transparent 52%),
    radial-gradient(circle at 72% 64%, oklch(45% 0.08 240 / 0.18), transparent 55%);
  pointer-events: none;
}
/* faint blueprint grid for a "lab" texture */
.nano-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(oklch(96% 0 0 / 0.03) 1px, transparent 1px),
    linear-gradient(90deg, oklch(96% 0 0 / 0.03) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(circle at 60% 40%, #000 0%, transparent 78%);
  pointer-events: none;
}
.nano-hero .container { position: relative; z-index: 1; }
.nano-hero .grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
.nano-hero .grid > * { min-width: 0; }
@media (min-width: 980px) {
  .nano-hero .grid { grid-template-columns: 1.05fr 0.95fr; gap: 4.5rem; }
}
.nano-eyebrow { color: var(--c-accent-soft); }
.nano-hero h1 {
  font-family: var(--f-display);
  font-size: clamp(2.1rem, 1.2rem + 4vw, 4.6rem);
  line-height: 1.04;
  margin: 1.1rem 0 0;
  font-weight: 600;
  letter-spacing: var(--ls-tight);
  overflow-wrap: break-word;
  text-wrap: balance;
}
.nano-hero h1 em { font-style: italic; color: var(--c-accent); }
.nano-h1-num {
  font-style: normal;
  color: var(--c-accent);
  position: relative;
}
.nano-h1-x { font-size: 0.55em; vertical-align: 0.35em; margin-left: 0.04em; opacity: 0.85; }
.nano-hero .desc {
  margin-top: 1.6rem;
  color: oklch(96% 0.01 90 / 0.72);
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 48ch;
}
.nano-hero-ghost {
  border-color: oklch(96% 0 0 / 0.28) !important;
  color: oklch(96% 0 0 / 0.92) !important;
}
.nano-hero-ghost:hover { border-color: var(--c-accent) !important; color: #fff !important; }
.hero-cta { margin-top: 2.6rem; display: flex; flex-wrap: wrap; gap: 0.9rem; }

/* ---------- HERO STATS ---------- */
.nano-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.6rem 1.5rem;
  margin-top: 2.6rem;
  padding-top: 2.2rem;
  border-top: 1px solid oklch(96% 0 0 / 0.1);
  max-width: 30rem;
}
.nano-stats .stat { display: flex; flex-direction: column; }
.nano-stats .stat .num {
  font-family: var(--f-display);
  font-size: 2.3rem;
  color: var(--c-accent-soft);
  line-height: 1;
  font-weight: 700;
  display: inline;
}
.nano-stats .stat .num-unit {
  font-family: var(--f-sans);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-accent-soft);
  margin-left: 0.15rem;
}
.nano-stats .stat .lbl {
  font-size: 0.8rem;
  color: oklch(96% 0 0 / 0.55);
  margin-top: 0.5rem;
  line-height: 1.35;
}

/* ---------- HERO MOLECULE (nano cluster) ---------- */
.molecule-vis {
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 38% 32%, oklch(46% 0.09 255) 0%, oklch(22% 0.06 255) 55%, oklch(15% 0.04 255) 100%);
  border: 1px solid oklch(72% 0.14 70 / 0.35);
  box-shadow:
    inset 0 0 70px oklch(72% 0.14 70 / 0.12),
    inset 0 0 0 1px oklch(96% 0 0 / 0.06),
    0 30px 80px oklch(8% 0.02 255 / 0.55);
  position: relative;
  overflow: hidden;
  width: min(100%, 460px);
  justify-self: center;
}
.molecule-vis::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, oklch(72% 0.16 70 / 0.28), transparent 62%);
}
.mol-sheen {
  position: absolute;
  top: -30%; left: -30%;
  width: 60%; height: 60%;
  background: radial-gradient(circle, oklch(98% 0 0 / 0.22), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.molecule {
  position: absolute;
  inset: 0;
  animation: molRot 34s linear infinite;
}
@keyframes molRot { to { transform: rotate(360deg); } }
.molecule .core {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 24%; height: 24%;
  background: radial-gradient(circle at 38% 34%, oklch(38% 0.05 255), oklch(16% 0.04 255));
  border: 1px solid oklch(72% 0.14 70 / 0.4);
  border-radius: 50%;
  display: grid;
  place-items: center;
  box-shadow: 0 0 30px oklch(72% 0.14 70 / 0.3);
}
.molecule .core::after {
  content: "QS";
  color: var(--c-accent);
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}
.molecule .orbit {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  border: 1px solid oklch(96% 0 0);
  border-radius: 50%;
  opacity: 0.3;
}
.molecule .orbit-1 { width: 52%; height: 52%; }
.molecule .orbit-2 { width: 72%; height: 72%; opacity: 0.22; }
.molecule .orbit-3 { width: 92%; height: 92%; opacity: 0.14; }
.molecule .e {
  position: absolute;
  width: 15px; height: 15px;
  background: radial-gradient(circle at 35% 30%, oklch(85% 0.12 70), var(--c-accent));
  border-radius: 50%;
  box-shadow: 0 0 14px oklch(72% 0.16 60 / 0.7);
}
.molecule .e-1 { top: 50%; left: 4%; transform: translate(-50%, -50%); }
.molecule .e-2 { top: 4%; left: 50%; transform: translate(-50%, -50%); background: radial-gradient(circle at 35% 30%, oklch(90% 0.08 70), oklch(72% 0.18 60)); }
.molecule .e-3 { top: 50%; right: 4%; transform: translate(50%, -50%); }
.molecule .e-4 { bottom: 4%; left: 50%; transform: translate(-50%, 50%); width: 11px; height: 11px; }
.molecule .bond {
  position: absolute;
  top: 50%; left: 50%;
  height: 1px;
  width: 46%;
  background: linear-gradient(90deg, oklch(72% 0.14 70 / 0.5), transparent);
  transform-origin: left center;
}
.molecule .bond-1 { transform: translateY(-50%) rotate(0deg); }
.molecule .bond-2 { transform: translateY(-50%) rotate(90deg); }
.molecule .bond-3 { transform: translateY(-50%) rotate(180deg); }

/* ---------- PROBLEM SECTION ---------- */
.nano-problem { background: var(--c-bg); }
.nano-problem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: start;
}
@media (min-width: 900px) {
  .nano-problem-grid { grid-template-columns: 1.3fr 1fr; gap: 4rem; }
}
.nano-eyebrow-left {
  display: inline-flex; align-items: center; gap: 0.7rem;
  color: var(--c-warn); margin-bottom: 1.2rem;
}
.nano-eyebrow-left::before {
  content: ""; width: 32px; height: 2px; background: var(--c-warn); border-radius: 2px;
}
.nano-claim {
  font-family: var(--f-display);
  font-size: clamp(1.6rem, 1.1rem + 1.9vw, 2.5rem);
  line-height: 1.18;
  font-weight: 500;
  letter-spacing: var(--ls-tight);
  color: var(--c-ink);
  margin: 0;
  max-width: 22ch;
}
.nano-claim em { font-style: italic; color: var(--c-warn); }
.nano-claim-sub {
  margin: 1.4rem 0 0;
  color: var(--c-ink-soft);
  font-size: 1.02rem;
  line-height: 1.65;
  max-width: 44ch;
}
.nano-stress { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.9rem; }
.nano-stress li {
  display: flex; gap: 1rem; align-items: flex-start;
  padding: 1.1rem 1.2rem;
  background: var(--c-paper);
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  transition: transform var(--d-normal) var(--ease), box-shadow var(--d-normal) var(--ease);
}
.nano-stress li:hover { transform: translateX(4px); box-shadow: var(--shadow-sm); }
.nano-stress .ns-ic {
  font-size: 1.4rem; line-height: 1; flex-shrink: 0;
  filter: saturate(0.9);
}
.nano-stress .ns-tx { display: flex; flex-direction: column; gap: 0.2rem; font-size: 0.9rem; color: var(--c-ink-soft); line-height: 1.45; }
.nano-stress .ns-tx strong { color: var(--c-ink); font-weight: 700; font-size: 0.98rem; }

/* ---------- HOW NANO WORKS (cross-section) ---------- */
.nano-how { background: var(--c-paper); }
.nano-how-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: stretch;
}
@media (min-width: 900px) {
  .nano-how-grid { grid-template-columns: 1.15fr 1fr; gap: 3rem; }
}
.nano-xsection {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: oklch(16% 0.02 255);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--c-line);
  min-height: 320px;
  display: flex;
  flex-direction: column;
}
.xs-svg { width: 100%; height: 100%; flex: 1; display: block; min-height: 260px; }
.xs-caption {
  position: relative;
  padding: 0.9rem 1.2rem;
  background: oklch(12% 0.02 255);
  color: oklch(96% 0 0 / 0.85);
  font-size: 0.9rem;
  line-height: 1.4;
  min-height: 3.4rem;
  display: grid;
}
.xs-caption span {
  grid-area: 1 / 1;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--d-normal) var(--ease), transform var(--d-normal) var(--ease);
}
.xs-caption span::before {
  content: "→ "; color: var(--c-accent); font-weight: 700;
}
.nano-xsection[data-stage="1"] .xs-cap-1,
.nano-xsection[data-stage="2"] .xs-cap-2,
.nano-xsection[data-stage="3"] .xs-cap-3,
.nano-xsection[data-stage="4"] .xs-cap-4 { opacity: 1; transform: none; }

/* cross-section SVG element states, driven by [data-stage] */
.xs-fill,
.xs-particles,
.xs-water,
.xs-gloss { transition: opacity var(--d-slow) var(--ease), transform var(--d-slow) var(--ease); }
.xs-fill { opacity: 0; transform: translateY(14px); }
.xs-particles .p {
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 0.9s var(--ease), opacity var(--d-slow) var(--ease);
}
.xs-water { opacity: 0; transform: translateY(-10px); transform-box: fill-box; }
.xs-gloss { opacity: 0; }
.xs-film { opacity: 0.35; transition: opacity var(--d-slow) var(--ease); }
.xs-water .dirt { transition: transform 1s var(--ease), opacity var(--d-slow) var(--ease); }

/* Stage 1 — penetration: particles drift toward surface */
.nano-xsection[data-stage="1"] .xs-particles .p { opacity: 1; }
.nano-xsection[data-stage="1"] .p1 { transform: translateY(96px); }
.nano-xsection[data-stage="1"] .p2 { transform: translateY(118px); }
.nano-xsection[data-stage="1"] .p3 { transform: translateY(88px); }
.nano-xsection[data-stage="1"] .p4 { transform: translateY(110px); }
.nano-xsection[data-stage="1"] .p5 { transform: translateY(80px); }
.nano-xsection[data-stage="1"] .p6 { transform: translateY(72px); }

/* Stage 2 — bonding: pores filled, seamless film */
.nano-xsection[data-stage="2"] .xs-fill,
.nano-xsection[data-stage="3"] .xs-fill,
.nano-xsection[data-stage="4"] .xs-fill { opacity: 1; transform: none; }
.nano-xsection[data-stage="2"] .xs-film,
.nano-xsection[data-stage="3"] .xs-film,
.nano-xsection[data-stage="4"] .xs-film { opacity: 1; }
.nano-xsection[data-stage="2"] .xs-particles .p,
.nano-xsection[data-stage="3"] .xs-particles .p,
.nano-xsection[data-stage="4"] .xs-particles .p { opacity: 0; transform: translateY(150px); }
.nano-xsection[data-stage="2"] .xs-gloss,
.nano-xsection[data-stage="3"] .xs-gloss,
.nano-xsection[data-stage="4"] .xs-gloss { opacity: 1; }

/* Stage 3 — hydrophobic: water beads */
.nano-xsection[data-stage="3"] .xs-water,
.nano-xsection[data-stage="4"] .xs-water { opacity: 1; transform: none; }

/* Stage 4 — self-clean: droplet rolls off carrying dirt */
.nano-xsection[data-stage="4"] .xs-water { animation: dropRoll 1.6s var(--ease) forwards; }
.nano-xsection[data-stage="4"] .xs-water .dirt { transform: translate(70px, -4px); opacity: 0; }
@keyframes dropRoll {
  0% { transform: translateX(0); opacity: 1; }
  70% { opacity: 1; }
  100% { transform: translateX(90px); opacity: 0; }
}
.xs-fill { fill: oklch(58% 0.12 250); }
.nano-xsection[data-stage="1"] .xs-fill { fill: oklch(72% 0.10 145); }

/* nano gloss sweep loops on hydrophobic + clean stages */
.nano-xsection[data-stage="3"] .xs-gloss,
.nano-xsection[data-stage="4"] .xs-gloss { animation: glossSweep 3.4s var(--ease) infinite; }
@keyframes glossSweep {
  0% { transform: translateX(0) skewX(-24deg); opacity: 0; }
  15% { opacity: 0.9; }
  50%, 100% { transform: translateX(560px) skewX(-24deg); opacity: 0; }
}

/* ---------- STEP CONTROLS ---------- */
.nano-steps {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column; gap: 0.6rem;
  counter-reset: none;
}
.nano-step {
  width: 100%;
  display: flex; align-items: flex-start; gap: 1.1rem;
  text-align: left;
  padding: 1.1rem 1.2rem;
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-left: 3px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform var(--d-normal) var(--ease), border-color var(--d-normal) var(--ease), box-shadow var(--d-normal) var(--ease), background var(--d-normal) var(--ease);
}
.nano-step:hover { transform: translateX(3px); border-color: var(--c-accent-soft); }
.nano-step:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 2px; }
.nano-step.is-active {
  border-left-color: var(--c-accent);
  background: var(--c-bg);
  box-shadow: var(--shadow-sm);
  transform: translateX(3px);
}
.nano-step .step-n {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--c-line);
  line-height: 1;
  flex-shrink: 0;
  transition: color var(--d-normal) var(--ease);
}
.nano-step.is-active .step-n { color: var(--c-accent); }
.nano-step .step-tx { display: flex; flex-direction: column; gap: 0.3rem; }
.nano-step .step-t {
  font-family: var(--f-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--c-ink);
}
.nano-step .step-d {
  font-size: 0.86rem;
  color: var(--c-ink-soft);
  line-height: 1.45;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height var(--d-normal) var(--ease), opacity var(--d-normal) var(--ease);
}
.nano-step.is-active .step-d { max-height: 5rem; opacity: 1; }

/* ---------- COMPARE TABLE ---------- */
.nano-compare { background: var(--c-bg); }
.cmp-table {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-paper);
}
.cmp-head, .cmp-row {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.4rem;
}
@media (max-width: 560px) {
  .cmp-head, .cmp-row {
    grid-template-columns: 1fr 0.8fr 0.9fr;
    gap: 0.5rem;
    padding: 0.85rem 0.9rem;
  }
  .cmp-metric { font-size: 0.8rem; }
  .cmp-std, .cmp-nano { font-size: 0.82rem; }
  .cmp-head .cmp-nano { font-size: 0.86rem; }
  .cmp-nano { padding-left: 0.6rem; }
  .cmp-bar { max-width: 100%; }
}
.cmp-head {
  background: var(--c-brand-deep);
  color: oklch(96% 0 0);
}
.cmp-head .cmp-metric { color: oklch(96% 0 0 / 0.7); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.08em; font-weight: 600; }
.cmp-head .cmp-std { color: oklch(96% 0 0 / 0.65); font-weight: 600; }
.cmp-head .cmp-nano {
  color: var(--c-accent-soft);
  font-weight: 700;
  font-family: var(--f-display);
  font-size: 1.05rem;
}
.cmp-row { border-top: 1px solid var(--c-line); transition: background var(--d-normal) var(--ease); }
.cmp-row:hover { background: oklch(96% 0.01 80 / 0.6); }
.cmp-metric { font-weight: 600; color: var(--c-ink); font-size: 0.94rem; }
.cmp-std { color: var(--c-mute); font-size: 0.94rem; }
.cmp-nano {
  color: var(--c-ink);
  font-size: 0.98rem;
  position: relative;
  padding-left: 0.9rem;
}
.cmp-nano::before {
  content: "";
  position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 3px; height: 60%;
  background: var(--c-accent);
  border-radius: 2px;
}
.cmp-nano strong { color: var(--c-accent-deep); font-weight: 800; }
.cmp-bar {
  display: block; width: 100%; max-width: 130px; height: 8px;
  background: var(--c-line); border-radius: 99px; overflow: hidden;
}
.cmp-bar-fill {
  display: block; height: 100%;
  width: var(--v);
  background: var(--c-mute);
  border-radius: 99px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.9s var(--ease);
}
.cmp-bar-fill.is-nano { background: linear-gradient(90deg, var(--c-accent), var(--c-accent-deep)); }
.cmp-table.is-visible .cmp-bar-fill,
.reveal.is-visible .cmp-bar-fill { transform: scaleX(1); }
.cmp-check {
  display: inline-flex; align-items: center; gap: 0.35rem;
  color: var(--c-success); font-weight: 700;
}
.cmp-check::before { content: "✓"; font-weight: 800; }
.cmp-x { color: var(--c-mute); }
.cmp-x::before { content: "✕ "; color: var(--c-warn); }

/* ---------- ADVANTAGES ---------- */
.nano-adv { background: var(--c-paper); }
.nano-adv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.2rem;
}
.adv-card {
  position: relative;
  padding: 1.8rem 1.6rem 1.6rem;
  background: var(--c-bg);
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  overflow: hidden;
  transition: transform var(--d-normal) var(--ease), box-shadow var(--d-normal) var(--ease), border-color var(--d-normal) var(--ease);
}
.adv-card::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--c-accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--d-normal) var(--ease);
}
.adv-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--c-accent-soft); }
.adv-card:hover::before { transform: scaleY(1); }
.adv-card .adv-n {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 2.2rem;
  color: var(--c-accent);
  line-height: 1;
  display: block;
  margin-bottom: 0.7rem;
}
.adv-card h3 {
  font-family: var(--f-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0 0 0.55rem;
  color: var(--c-ink);
}
.adv-card p { margin: 0; color: var(--c-ink-soft); font-size: 0.92rem; line-height: 1.55; }

/* ---------- PRODUCTS ---------- */
.nano-products { background: var(--c-bg); }

/* ---------- CTA BAND ---------- */
.nano-cta {
  background:
    radial-gradient(110% 130% at 85% 15%, oklch(30% 0.06 255) 0%, transparent 55%),
    oklch(15% 0.02 255);
  color: oklch(96% 0 0);
  padding: clamp(3rem, 6vw, 4.5rem) 0;
  position: relative;
  overflow: hidden;
}
.nano-cta::before {
  content: "";
  position: absolute; inset: -50%;
  background: radial-gradient(circle at 20% 60%, oklch(72% 0.14 70 / 0.12), transparent 50%);
  pointer-events: none;
}
.nano-cta-inner {
  position: relative;
  display: flex; flex-wrap: wrap; gap: 2rem;
  align-items: center; justify-content: space-between;
}
.nano-cta h2 {
  font-family: var(--f-display);
  font-size: clamp(1.8rem, 1.2rem + 2.2vw, 3rem);
  font-weight: 600;
  line-height: 1.14;
  margin: 0.6rem 0 0;
  letter-spacing: var(--ls-tight);
}
.nano-cta h2 em { font-style: italic; color: var(--c-accent); }
.nano-cta-act { display: flex; flex-wrap: wrap; gap: 0.9rem; }

@media (prefers-reduced-motion: reduce) {
  .molecule { animation: none; }
  .nano-xsection[data-stage="4"] .xs-water { animation: none; }
  .nano-xsection[data-stage="3"] .xs-gloss,
  .nano-xsection[data-stage="4"] .xs-gloss { animation: none; }
}

/* ============ FORM-FOCUSED PAGES (dai-ly, calc, contact) ============ */
.form-section .grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}
@media (min-width: 880px) {
  .form-section .grid { grid-template-columns: 1.1fr 1fr; gap: 4rem; align-items: start; }
}
.form-section h2 {
  font-family: var(--f-display);
  font-size: var(--t-section);
  margin: 0.7rem 0 1rem;
  font-weight: 600;
  line-height: 1.1;
}
.form-section h2 .accent { color: var(--c-accent); font-style: italic; }
.form-section .lede {
  color: var(--c-ink-soft);
  margin: 0 0 2rem;
  font-size: 1.05rem;
  max-width: 48ch;
}
.form-card {
  background: var(--c-bg);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--c-line);
}
.form-card h3 {
  font-family: var(--f-display);
  font-size: 1.4rem;
  margin: 0 0 1rem;
  font-weight: 600;
}
.form-card .row {
  display: grid;
  gap: 0.9rem;
}
.form-card .row.two { grid-template-columns: 1fr 1fr; }
@media (max-width: 500px) { .form-card .row.two { grid-template-columns: 1fr; } }
.form-card .row + .row { margin-top: 0.9rem; }
.form-card label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--c-ink-soft);
  margin-bottom: 0.4rem;
}
.form-card input, .form-card select, .form-card textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-bg);
  color: var(--c-ink);
  transition: border-color var(--d-fast);
}
.form-card input:focus, .form-card select:focus, .form-card textarea:focus {
  outline: none;
  border-color: var(--c-accent);
}
.form-card textarea { min-height: 100px; resize: vertical; }
.form-card .submit-row {
  margin-top: 1.5rem;
}
.form-card .helper {
  font-size: 0.75rem;
  color: var(--c-mute);
  margin: 1rem 0 0;
  text-align: center;
}
.form-card .helper strong { color: var(--c-brand-deep); }

/* ============================================================
   DEALER SIGNUP PAGE (page-dai-ly) — B2B partnership pitch
   Dark editorial hero · territory motif · benefits · process ·
   conversion form with validation feedback.
   ============================================================ */

/* ---------- Shared: eyebrow with leading rule ---------- */
.eyebrow--rule {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}
.eyebrow--rule::before {
  content: "";
  width: 30px;
  height: 2px;
  background: var(--c-accent);
  border-radius: 2px;
  flex: none;
}

/* ---------- Button variants for dark surfaces ---------- */
.btn-accent {
  background: var(--c-accent);
  color: oklch(18% 0.04 60);
  border: 1px solid transparent;
}
.btn-accent:hover {
  background: oklch(66% 0.16 60);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px oklch(58% 0.16 55 / 0.35);
}
.btn-accent:active { transform: translateY(0); }
.btn-ghost-light {
  border: 1px solid oklch(96% 0 0 / 0.28);
  color: oklch(96% 0.01 90);
  background: oklch(96% 0 0 / 0.02);
}
.btn-ghost-light:hover {
  border-color: oklch(96% 0 0 / 0.6);
  background: oklch(96% 0 0 / 0.08);
  transform: translateY(-2px);
}

/* ---------- HERO ---------- */
.daily-hero {
  position: relative;
  overflow: hidden;
  color: oklch(95% 0.01 90);
  background:
    radial-gradient(120% 130% at 88% 6%, oklch(30% 0.07 255) 0%, transparent 55%),
    radial-gradient(90% 90% at 6% 96%, oklch(24% 0.06 250) 0%, transparent 60%),
    var(--c-brand-deep);
  padding: clamp(1.4rem, 3vw, 2.4rem) 0 clamp(3.4rem, 6vw, 5.5rem);
  border-bottom: 3px solid var(--c-accent);
}
.daily-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(oklch(96% 0 0 / 0.05) 1px, transparent 1px);
  background-size: 22px 22px;
  opacity: 0.5;
  mask-image: linear-gradient(180deg, transparent, #000 40%, #000);
}
.daily-hero .crumbs {
  position: relative;
  z-index: 1;
  font-size: 0.8rem;
  color: oklch(96% 0 0 / 0.55);
  padding: 1.4rem 0 clamp(2rem, 4vw, 3rem);
}
.daily-hero .crumbs a { color: oklch(96% 0 0 / 0.75); transition: color var(--d-fast); }
.daily-hero .crumbs a:hover { color: var(--c-accent-soft); }
.daily-hero .crumbs .sep { margin: 0 0.5rem; opacity: 0.4; }
.daily-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 5vw, 4rem);
  align-items: center;
}
@media (min-width: 940px) {
  .daily-hero-grid { grid-template-columns: 1.35fr 0.85fr; }
}
.daily-hero-text .eyebrow--rule { color: oklch(96% 0 0 / 0.7); margin-bottom: 1.4rem; }
.daily-hero-text h1 {
  font-family: var(--f-display);
  font-size: clamp(2.4rem, 1.2rem + 4.4vw, 4.4rem);
  line-height: 1.02;
  font-weight: 600;
  letter-spacing: var(--ls-tight);
  margin: 0 0 1.4rem;
  text-wrap: balance;
}
.daily-hero-text h1 .accent { color: var(--c-accent); font-style: italic; }
.daily-hero-text .lede {
  font-size: clamp(1rem, 0.95rem + 0.3vw, 1.14rem);
  color: oklch(96% 0 0 / 0.78);
  line-height: 1.6;
  max-width: 54ch;
  margin: 0 0 2rem;
}
.daily-hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: clamp(2.2rem, 4vw, 3rem);
}
.daily-hero-cta .arr { display: inline-block; }
.btn-accent:hover .arr { transform: translateY(3px); }

/* Hero stats row */
.daily-hero-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem 2rem;
  margin: 0;
  padding-top: 1.8rem;
  border-top: 1px solid oklch(96% 0 0 / 0.14);
}
@media (min-width: 560px) { .daily-hero-stats { grid-template-columns: repeat(3, 1fr); } }
.daily-hero-stats .hstat dt {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: oklch(96% 0 0 / 0.55);
  margin-bottom: 0.4rem;
}
.daily-hero-stats .hstat dd { margin: 0; }
.daily-hero-stats .hstat-num {
  font-family: var(--f-display);
  font-size: clamp(2.2rem, 1.4rem + 2vw, 2.9rem);
  font-weight: 700;
  color: oklch(97% 0 0);
  line-height: 1;
  letter-spacing: -0.02em;
}
.daily-hero-stats .hstat-num .u {
  font-size: 0.9rem;
  font-family: var(--f-sans);
  font-weight: 600;
  color: var(--c-accent);
  margin-left: 0.15rem;
}
.daily-hero-stats .hstat p {
  margin: 0.5rem 0 0;
  font-size: 0.8rem;
  line-height: 1.4;
  color: oklch(96% 0 0 / 0.6);
  max-width: 22ch;
}

/* ---------- Territory motif ---------- */
.daily-territory {
  position: relative;
  border: 1px solid oklch(96% 0 0 / 0.16);
  border-radius: var(--radius-lg);
  background: oklch(96% 0 0 / 0.04);
  backdrop-filter: blur(6px);
  padding: clamp(1.6rem, 3vw, 2.2rem);
  overflow: hidden;
}
.daily-territory .terr-badge {
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  color: var(--c-accent-soft);
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.daily-territory .terr-num {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(5.5rem, 3rem + 10vw, 8.5rem);
  line-height: 0.82;
  letter-spacing: -0.05em;
  color: transparent;
  -webkit-text-stroke: 2px oklch(58% 0.16 55 / 0.9);
  text-stroke: 2px oklch(58% 0.16 55 / 0.9);
}
.daily-territory .terr-lbl {
  font-size: 0.9rem;
  color: oklch(96% 0 0 / 0.75);
  max-width: 20ch;
  margin: 0.6rem 0 1.4rem;
  line-height: 1.4;
}
.daily-territory .terr-dots {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 6px;
  margin-bottom: 1.2rem;
}
.terr-dot {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: oklch(96% 0 0 / 0.14);
  transition: transform var(--d-normal) var(--ease), background var(--d-normal) var(--ease);
}
.terr-dot.is-on { background: var(--c-accent); }
.daily-territory .terr-dots .terr-dot { animation: none; }
.reveal.is-visible .daily-territory .terr-dot.is-on,
.daily-territory:hover .terr-dot.is-on { transform: scale(1.15); }
.daily-territory .terr-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid oklch(96% 0 0 / 0.12);
}
.terr-key {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.74rem;
  color: oklch(96% 0 0 / 0.65);
}
.terr-key .terr-dot { width: 9px; height: 9px; }

/* ---------- BENEFITS ---------- */
.daily-benefits { background: var(--c-bg); }
.bene-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
}
@media (min-width: 640px) { .bene-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .bene-grid { grid-template-columns: repeat(3, 1fr); } }
.bene-card {
  position: relative;
  padding: 1.9rem 1.8rem;
  background: var(--c-paper);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-line);
  overflow: hidden;
  transition: transform var(--d-normal) var(--ease), box-shadow var(--d-normal) var(--ease), border-color var(--d-normal) var(--ease);
}
.bene-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--c-accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--d-normal) var(--ease);
}
.bene-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.bene-card:hover::before { transform: scaleY(1); }
.bene-num {
  display: block;
  font-family: var(--f-display);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1;
  margin-bottom: 0.9rem;
}
.bene-card h3 {
  font-family: var(--f-display);
  font-size: 1.24rem;
  font-weight: 600;
  margin: 0 0 0.55rem;
  line-height: 1.2;
  color: var(--c-ink);
}
.bene-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--c-ink-soft);
}
/* Featured card — core commitment, spans + inverts */
.bene-card--feat {
  color: oklch(95% 0.01 90);
  background:
    radial-gradient(120% 120% at 100% 0%, oklch(32% 0.07 255) 0%, transparent 60%),
    var(--c-brand-deep);
  border-color: transparent;
}
@media (min-width: 980px) { .bene-card--feat { grid-column: span 1; grid-row: span 1; } }
.bene-card--feat::before { background: var(--c-accent); transform: scaleY(1); }
.bene-card--feat .bene-num { color: var(--c-accent-soft); }
.bene-card--feat h3 { color: oklch(97% 0 0); }
.bene-card--feat p { color: oklch(96% 0 0 / 0.78); }
.bene-tag {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.32rem 0.7rem;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: oklch(18% 0.04 60);
  background: var(--c-accent);
  border-radius: 100px;
}

/* ---------- PROCESS — 3 bước ---------- */
.daily-process { background: var(--c-paper); }
.proc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
  counter-reset: step;
}
@media (min-width: 760px) { .proc-steps { grid-template-columns: repeat(3, 1fr); gap: 0; } }
.proc-step {
  position: relative;
  padding: 1.8rem;
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
}
@media (min-width: 760px) {
  .proc-step { border-radius: 0; border-right: none; }
  .proc-step:first-child { border-top-left-radius: var(--radius-lg); border-bottom-left-radius: var(--radius-lg); }
  .proc-step:last-child { border-right: 1px solid var(--c-line); border-top-right-radius: var(--radius-lg); border-bottom-right-radius: var(--radius-lg); }
  /* connector arrow */
  .proc-step:not(:last-child)::after {
    content: "→";
    position: absolute;
    right: -0.72rem;
    top: 2.35rem;
    z-index: 2;
    width: 1.45rem;
    height: 1.45rem;
    display: grid;
    place-items: center;
    font-size: 0.8rem;
    color: oklch(18% 0.04 60);
    background: var(--c-accent);
    border-radius: 100px;
    box-shadow: 0 0 0 4px var(--c-paper);
  }
}
.proc-n {
  display: grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  font-family: var(--f-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--c-brand-deep);
  background: var(--c-accent-soft);
  border-radius: 100px;
  margin-bottom: 1.1rem;
}
.proc-step h3 {
  font-family: var(--f-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
}
.proc-step p {
  margin: 0 0 1rem;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--c-ink-soft);
}
.proc-time {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-accent-deep);
}

/* ---------- FORM SECTION overrides ---------- */
.daily-form { background: var(--c-bg); }
.daily-form-aside .eyebrow--rule { margin-bottom: 0.9rem; }
.daily-assure {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}
.daily-assure li {
  position: relative;
  padding-left: 2rem;
  font-size: 0.92rem;
  color: var(--c-ink-soft);
  line-height: 1.45;
}
.daily-assure li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: -0.05rem;
  width: 1.4rem;
  height: 1.4rem;
  display: grid;
  place-items: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--c-success);
  background: oklch(90% 0.06 145);
  border-radius: 100px;
}
.daily-hotline {
  padding: 1.5rem 1.6rem;
  background: var(--c-paper);
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  border-left: 4px solid var(--c-accent);
}
.dh-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--c-mute);
  margin-bottom: 0.4rem;
}
.dh-num {
  display: inline-block;
  font-family: var(--f-display);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--c-brand-deep);
  line-height: 1;
  transition: color var(--d-fast);
}
.dh-num:hover { color: var(--c-accent-deep); }
.dh-hours { font-size: 0.82rem; color: var(--c-ink-soft); margin-top: 0.5rem; }

/* Form card — enhanced fields, validation, success */
.daily-form .form-card {
  position: relative;
  border-top: 4px solid var(--c-accent);
}
.form-card-sub {
  font-size: 0.8rem;
  color: var(--c-mute);
  margin: -0.4rem 0 1.3rem;
}
.form-card .field { position: relative; }
.form-card .field .req { color: var(--c-warn); }
.form-card input,
.form-card select,
.form-card textarea {
  transition: border-color var(--d-fast) var(--ease-soft), box-shadow var(--d-fast) var(--ease-soft), background var(--d-fast);
}
.form-card input:hover,
.form-card select:hover,
.form-card textarea:hover { border-color: var(--c-mute); }
.form-card input:focus,
.form-card select:focus,
.form-card textarea:focus {
  outline: none;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px oklch(58% 0.16 55 / 0.16);
  background: var(--c-bg);
}
.form-card .field.has-error input,
.form-card .field.has-error select,
.form-card .field.has-error textarea {
  border-color: var(--c-warn);
  background: var(--c-warn-soft);
}
.form-card .field.has-error input:focus,
.form-card .field.has-error select:focus {
  box-shadow: 0 0 0 3px oklch(58% 0.18 25 / 0.18);
}
.field-msg {
  display: block;
  min-height: 0;
  font-size: 0.74rem;
  color: var(--c-warn);
  margin-top: 0.3rem;
  line-height: 1.3;
}
.field-msg:empty { display: none; }

/* Submit button loading state */
.form-card button.is-loading {
  opacity: 0.75;
  cursor: progress;
  pointer-events: none;
}
.form-card button.is-loading .arr {
  animation: dl-spin 0.7s linear infinite;
}
@keyframes dl-spin { to { transform: rotate(360deg); } }

/* Sent state — collapse form fields, reveal success */
.daily-signup.is-sent .row,
.daily-signup.is-sent .submit-row,
.daily-signup.is-sent .helper { display: none; }
.form-success {
  text-align: center;
  padding: 1.5rem 0.5rem;
}
.form-success .fs-mark {
  display: grid;
  place-items: center;
  width: 3.4rem;
  height: 3.4rem;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: oklch(98% 0 0);
  background: var(--c-success);
  border-radius: 100px;
  box-shadow: 0 0 0 6px oklch(90% 0.06 145);
}
.form-success h4 {
  font-family: var(--f-display);
  font-size: 1.4rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
}
.form-success p {
  margin: 0 auto;
  max-width: 34ch;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--c-ink-soft);
}
.form-success:focus { outline: none; }

@media (prefers-reduced-motion: reduce) {
  .form-card button.is-loading .arr { animation: none; }
  .terr-dot { transition: none; }
}

/* ============================================================
   SP NỔI BẬT — ảnh thùng sơn thật (front-page mini card)
   ============================================================ */
.pcard-mini-visual.has-photo {
  background: linear-gradient(165deg, oklch(99% 0.003 95), oklch(94% 0.012 88));
}
.pcard-mini-visual.has-photo::before {
  background: radial-gradient(120% 60% at 50% 122%, oklch(0% 0 0 / 0.10), transparent 62%);
}
.pcard-mini-photo {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 0.6rem;
  z-index: 1;
}
.pcard-mini-photo img {
  width: auto;
  max-width: 74%;
  height: 86%;
  object-fit: contain;
  filter: drop-shadow(0 14px 20px oklch(0% 0 0 / 0.16));
  transition: transform var(--d-slow, .5s) var(--ease, cubic-bezier(.16,1,.3,1));
}
.pcard-mini:hover .pcard-mini-photo img { transform: translateY(-5px) scale(1.04); }
@media (prefers-reduced-motion: reduce) {
  .pcard-mini:hover .pcard-mini-photo img { transform: none; }
}

/* ============ PALETTE — lọc theo họ màu ============ */
.palette-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 2.25rem;
}
.palette-filter-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--c-ink-soft);
  margin-right: 0.35rem;
}
.palette-pill {
  padding: 0.5rem 0.95rem;
  border: 1px solid var(--c-line);
  border-radius: 100px;
  background: transparent;
  font: inherit;
  font-size: 0.85rem;
  color: var(--c-ink-soft);
  cursor: pointer;
  transition: border-color var(--d-normal) var(--ease), color var(--d-normal) var(--ease), background var(--d-normal) var(--ease);
}
.palette-pill:hover { border-color: var(--c-ink); color: var(--c-ink); }
.palette-pill:focus-visible { outline: 2px solid var(--c-accent-deep); outline-offset: 2px; }
.palette-pill.is-active {
  background: var(--c-ink);
  color: var(--c-bg);
  border-color: var(--c-ink);
}
.palette-pill-count {
  margin-left: 0.4rem;
  opacity: 0.55;
  font-variant-numeric: tabular-nums;
}
.palette-family[hidden] { display: none !important; }

/* ============ FAQ — hỏi đáp (accordion native <details>) ============ */
.faq-section { padding: var(--pad-section) 0; }
.faq-group { margin-bottom: 3rem; }
.faq-group:last-of-type { margin-bottom: 0; }
.faq-group-title {
  font-size: clamp(1.25rem, 1rem + 1vw, 1.6rem);
  margin-bottom: 1.1rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--c-ink);
  display: inline-block;
}
.faq-list { display: flex; flex-direction: column; gap: 0.75rem; }
.faq-item {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg);
  overflow: hidden;
  transition: border-color var(--d-normal) var(--ease), box-shadow var(--d-normal) var(--ease);
}
.faq-item:hover { border-color: var(--c-ink-soft); }
.faq-item[open] {
  border-color: var(--c-ink);
  box-shadow: 0 10px 30px oklch(0% 0 0 / 0.05);
}
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 1.25rem;
  cursor: pointer;
  font-weight: 600;
  color: var(--c-ink);
  list-style: none;
  transition: color var(--d-fast) var(--ease);
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q:hover { color: var(--c-accent-deep); }
.faq-q:focus-visible { outline: 2px solid var(--c-accent-deep); outline-offset: -2px; }
.faq-q-text { flex: 1; }
.faq-q-icon {
  flex: 0 0 20px;
  width: 20px;
  height: 20px;
  position: relative;
  transition: transform var(--d-normal) var(--ease);
}
.faq-q-icon::before,
.faq-q-icon::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 2px;
  background: currentColor;
  transform: translate(-50%, -50%);
  border-radius: 2px;
}
.faq-q-icon::after { transform: translate(-50%, -50%) rotate(90deg); transition: transform var(--d-normal) var(--ease); }
.faq-item[open] .faq-q-icon { transform: rotate(180deg); }
.faq-item[open] .faq-q-icon::after { transform: translate(-50%, -50%) rotate(0deg); }
.faq-a {
  padding: 0 1.25rem 1.15rem;
  color: var(--c-ink-soft);
  line-height: 1.7;
}
.faq-a p { margin: 0; }
@media (prefers-reduced-motion: reduce) {
  .faq-q-icon, .faq-q-icon::after { transition: none; }
}

.faq-cta {
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--c-line);
  text-align: center;
}
.faq-cta p { font-size: 1.15rem; color: var(--c-ink); margin-bottom: 1.25rem; }
.faq-cta-actions { display: flex; flex-wrap: wrap; gap: 0.85rem; justify-content: center; }

/* ============ FILTER BAR — component lọc dùng chung ============ */
.filter-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 0.55rem; margin: 0 0 2.25rem; }
.filter-bar-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--c-ink-soft); margin-right: 0.35rem; }
.filter-pill {
  padding: 0.5rem 0.95rem; border: 1px solid var(--c-line); border-radius: 100px;
  background: transparent; font: inherit; font-size: 0.85rem; color: var(--c-ink-soft); cursor: pointer;
  transition: border-color var(--d-normal) var(--ease), color var(--d-normal) var(--ease), background var(--d-normal) var(--ease);
}
.filter-pill:hover { border-color: var(--c-ink); color: var(--c-ink); }
.filter-pill:focus-visible { outline: 2px solid var(--c-accent-deep); outline-offset: 2px; }
.filter-pill.is-active { background: var(--c-ink); color: var(--c-bg); border-color: var(--c-ink); }
.filter-pill-count { margin-left: 0.4rem; opacity: 0.55; font-variant-numeric: tabular-nums; }
[data-filter-item][hidden] { display: none !important; }

/* ============ DỰ ÁN — gallery công trình ============ */
.project-section { padding: var(--pad-section) 0; }
.project-grid { display: grid; grid-template-columns: 1fr; gap: 1.75rem; }
@media (min-width: 640px) { .project-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .project-grid { grid-template-columns: repeat(3, 1fr); } }
.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  transition: transform var(--d-normal) var(--ease), box-shadow var(--d-normal) var(--ease), border-color var(--d-normal) var(--ease);
}
.project-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px oklch(0% 0 0 / 0.10); border-color: var(--c-ink-soft); }
.project-card-visual { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--c-paper); }
.project-card-visual img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--d-slow, .5s) var(--ease); }
.project-card:hover .project-card-visual img { transform: scale(1.05); }
.project-card-type {
  position: absolute; left: 0.85rem; top: 0.85rem; z-index: 1;
  padding: 0.3rem 0.7rem; border-radius: 100px;
  background: oklch(18% 0.015 250 / 0.82); color: oklch(97% 0 0);
  font-size: 0.72rem; letter-spacing: 0.04em; backdrop-filter: blur(6px);
}
.project-card-body { padding: 1.1rem 1.2rem 1.3rem; }
.project-card-name { font-size: 1.15rem; margin: 0 0 0.15rem; }
.project-card-loc { color: var(--c-ink-soft); font-size: 0.9rem; margin: 0 0 0.7rem; }
.project-card-product { font-size: 0.82rem; color: var(--c-ink-soft); margin: 0; }
.project-card-product span { color: var(--c-ink); font-weight: 600; }
@media (prefers-reduced-motion: reduce) {
  .project-card:hover { transform: none; }
  .project-card:hover .project-card-visual img { transform: none; }
}
.project-cta { margin-top: 3.5rem; padding-top: 2.5rem; border-top: 1px solid var(--c-line); text-align: center; }
.project-cta p { font-size: 1.15rem; color: var(--c-ink); margin-bottom: 1.25rem; }
.project-cta-actions { display: flex; flex-wrap: wrap; gap: 0.85rem; justify-content: center; }

/* ============ CẢM HỨNG — mood board phối màu (thuần màu, không ảnh) ============ */
.inspo-section { padding: var(--pad-section) 0; }
.inspo-grid { display: grid; grid-template-columns: 1fr; gap: 1.75rem; }
@media (min-width: 620px) { .inspo-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .inspo-grid { grid-template-columns: repeat(3, 1fr); } }
.inspo-card {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-bg);
  transition: transform var(--d-normal) var(--ease), box-shadow var(--d-normal) var(--ease), border-color var(--d-normal) var(--ease);
}
.inspo-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px oklch(0% 0 0 / 0.10); border-color: var(--c-ink-soft); }
.inspo-scheme { display: flex; height: 128px; }
.inspo-band { flex: 1; transition: flex var(--d-slow, .5s) var(--ease); }
.inspo-card:hover .inspo-band:first-child { flex: 1.6; }
.inspo-body { padding: 1.15rem 1.25rem 1.35rem; }
.inspo-room {
  display: inline-block; margin-bottom: 0.5rem;
  font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-accent-deep);
}
.inspo-name { font-size: 1.2rem; margin: 0 0 0.85rem; }
.inspo-colors { list-style: none; margin: 0 0 1.1rem; padding: 0; display: flex; flex-direction: column; gap: 0.45rem; }
.inspo-colors li { display: flex; align-items: center; gap: 0.55rem; font-size: 0.86rem; }
.inspo-dot { flex: 0 0 18px; width: 18px; height: 18px; border-radius: 50%; box-shadow: inset 0 0 0 1px oklch(0% 0 0 / 0.12); }
.inspo-code { font-weight: 600; color: var(--c-ink); font-variant-numeric: tabular-nums; }
.inspo-cname { color: var(--c-ink-soft); }
.inspo-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-weight: 600; color: var(--c-accent-deep); font-size: 0.9rem;
  transition: gap var(--d-normal) var(--ease);
}
.inspo-link:hover { gap: 0.7rem; }
@media (prefers-reduced-motion: reduce) {
  .inspo-card:hover { transform: none; }
  .inspo-card:hover .inspo-band:first-child { flex: 1; }
}

/* ============ CẨM NANG / BLOG ============ */
.container--narrow { max-width: 760px; }
.post-archive-section { padding: var(--pad-section) 0; }
.post-grid { display: grid; grid-template-columns: 1fr; gap: 1.75rem; }
@media (min-width: 640px) { .post-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .post-grid { grid-template-columns: repeat(3, 1fr); } }
.post-card {
  border: 1px solid var(--c-line); border-radius: var(--radius-lg); overflow: hidden; background: var(--c-bg);
  transition: transform var(--d-normal) var(--ease), box-shadow var(--d-normal) var(--ease), border-color var(--d-normal) var(--ease);
}
.post-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px oklch(0% 0 0 / 0.10); border-color: var(--c-ink-soft); }
.post-card-link { display: block; color: inherit; }
.post-card-visual { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: linear-gradient(150deg, var(--c-paper), oklch(90% 0.02 60)); display: grid; place-items: center; }
.post-card-visual img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--d-slow, .5s) var(--ease); }
.post-card:hover .post-card-visual img { transform: scale(1.05); }
.post-card-mark { font-family: var(--font-display, serif); font-size: 3.5rem; color: var(--c-accent-deep); opacity: 0.55; }
.post-card-body { padding: 1.15rem 1.25rem 1.35rem; }
.post-card-cat { display: inline-block; margin-bottom: 0.5rem; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-accent-deep); }
.post-card-title { font-size: 1.2rem; line-height: 1.3; margin: 0 0 0.5rem; }
.post-card-excerpt { color: var(--c-ink-soft); font-size: 0.92rem; line-height: 1.6; margin: 0 0 0.9rem; }
.post-card-read { font-weight: 600; color: var(--c-accent-deep); font-size: 0.9rem; }

/* Single post */
.single-post { padding-bottom: var(--pad-section); }
.post-hero { padding: calc(var(--pad-section) * 0.7) 0 1.5rem; text-align: center; }
.post-hero .crumbs { justify-content: center; }
.post-hero h1 { font-size: clamp(1.9rem, 1.2rem + 3vw, 3rem); margin: 0.5rem 0; }
.post-meta { color: var(--c-ink-soft); font-size: 0.9rem; }
.post-body { font-size: 1.08rem; line-height: 1.85; color: var(--c-ink); }
.post-body > * + * { margin-top: 1.15rem; }
.post-body h2 { font-size: 1.5rem; margin-top: 2.4rem; margin-bottom: 0.2rem; }
.post-body h3 { font-size: 1.2rem; margin-top: 1.8rem; }
.post-body ul, .post-body ol { padding-left: 1.4rem; }
.post-body li + li { margin-top: 0.4rem; }
.post-body strong { color: var(--c-ink); }
.post-body blockquote {
  border-left: 3px solid var(--c-accent); padding: 0.3rem 0 0.3rem 1.2rem; margin-left: 0;
  color: var(--c-ink-soft); font-style: italic;
}
.post-body a { color: var(--c-accent-deep); text-decoration: underline; text-underline-offset: 3px; }
.post-foot { display: flex; flex-wrap: wrap; gap: 0.85rem; justify-content: space-between; margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--c-line); }

/* ============ BẢO HÀNH ============ */
.warranty-section { padding: var(--pad-section) 0; }
.warranty-block { margin-bottom: 2.75rem; }
.warranty-block h2 { font-size: clamp(1.25rem, 1rem + 1vw, 1.6rem); margin-bottom: 1rem; }
.warranty-table { border: 1px solid var(--c-line); border-radius: var(--radius); overflow: hidden; }
.wt-row { display: flex; justify-content: space-between; gap: 1rem; padding: 0.9rem 1.15rem; border-top: 1px solid var(--c-line-soft); }
.wt-row:first-child { border-top: none; }
.wt-head { background: var(--c-ink); color: var(--c-bg); font-weight: 600; font-size: 0.85rem; letter-spacing: 0.03em; }
.wt-val { font-weight: 700; color: var(--c-accent-deep); white-space: nowrap; }
.wt-head .wt-val, .wt-head span { color: var(--c-bg); }
.warranty-note { margin-top: 0.7rem; font-size: 0.88rem; color: var(--c-ink-soft); }
.warranty-cols { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 720px) { .warranty-cols { grid-template-columns: 1fr 1fr; } }
.warranty-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.7rem; }
.warranty-list li { position: relative; padding-left: 1.7rem; line-height: 1.6; color: var(--c-ink); }
.warranty-list li::before { position: absolute; left: 0; top: 0.05rem; font-weight: 700; }
.warranty-list--ok li::before { content: '✓'; color: oklch(58% 0.14 150); }
.warranty-list--no li::before { content: '✕'; color: oklch(58% 0.16 25); }
.warranty-steps { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 1rem; counter-reset: ws; }
.warranty-steps li { display: flex; align-items: flex-start; gap: 0.9rem; line-height: 1.6; }
.ws-num { flex: 0 0 30px; width: 30px; height: 30px; border-radius: 50%; background: var(--c-ink); color: var(--c-bg); display: grid; place-items: center; font-weight: 700; font-size: 0.9rem; }
.warranty-cta { margin-top: 1rem; padding-top: 2.25rem; border-top: 1px solid var(--c-line); text-align: center; }
.warranty-cta p { font-size: 1.15rem; color: var(--c-ink); margin-bottom: 1.15rem; }
.warranty-cta-actions { display: flex; flex-wrap: wrap; gap: 0.85rem; justify-content: center; }

/* Cảm hứng màu — ảnh phòng thật trên đầu thẻ inspo (chân thực + kích thích) */
.inspo-card { overflow: hidden; }
.inspo-photo .media-slot,
.inspo-photo .media-ph { border-radius: 0; }
.inspo-photo + .inspo-scheme { height: 10px; }

/* Color-picker — NỀN = mảng tường (tô đúng mã màu / ảnh thật), TRƯỚC = placeholder phòng CSS (ẩn khi có ảnh) */
.picker-photo { position: absolute; inset: 0; }
.picker-wall { position: absolute; inset: 0; width: 100%; height: 100%; }
.picker-wall-color { position: absolute; inset: 0; background: var(--wall-color, oklch(72% 0.10 145)); transition: background 0.5s var(--ease, ease-out); }
.picker-wall-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 2; }
.picker-wall-img[hidden] { display: none; }