/* ==========================================================================
   Luận Phát Luxury — Design System
   ========================================================================== */

:root {
  /* Palette */
  --color-bg: #0b0c0f;
  --color-bg-alt: #131519;
  --color-surface: #1a1c22;
  --color-surface-2: #21242b;
  --color-cream: #f7f4ee;
  --color-cream-2: #efe9dd;
  --color-white: #ffffff;
  --color-ink: #17181c;
  --color-muted: #9a9ba5;
  --color-muted-light: #6f7078;
  --color-border: rgba(255, 255, 255, 0.09);
  --color-border-light: rgba(17, 18, 22, 0.1);

  --color-gold: #c9a24b;
  --color-gold-light: #e3c583;
  --color-gold-dark: #9c7a34;

  /* Typography */
  --font-display: "Playfair Display", "Times New Roman", serif;
  --font-body: "Be Vietnam Pro", "Segoe UI", sans-serif;

  /* Layout */
  --container-w: 1240px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.35);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.25);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---- Reset ---- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  width: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-cream);
  color: var(--color-ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.01em;
}

p {
  margin: 0;
}

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

.section {
  padding: 96px 0;
}

@media (max-width: 720px) {
  .section {
    padding: 64px 0;
  }
}

.section--dark {
  background: var(--color-bg);
  color: var(--color-cream);
}

.section--alt {
  background: var(--color-cream-2);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold-dark);
  font-weight: 600;
  margin-bottom: 14px;
}

.section--dark .eyebrow {
  color: var(--color-gold-light);
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
  display: inline-block;
}

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-head h2 {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-head p {
  color: var(--color-muted-light);
  font-size: 17px;
  line-height: 1.7;
}

.section--dark .section-head p {
  color: var(--color-muted);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 2px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid transparent;
  transition: all 0.3s var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold-dark));
  color: #1a1305;
}

.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(201, 162, 75, 0.3);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--color-cream);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--color-gold-light);
  color: var(--color-gold-light);
}

.btn-outline-dark {
  border-color: var(--color-ink);
  color: var(--color-ink);
  background: transparent;
}

.btn-outline-dark:hover {
  border-color: var(--color-gold-dark);
  color: var(--color-gold-dark);
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 11px 20px;
  font-size: 12px;
}

/* ==========================================================================
   Header
   ========================================================================== */

.topbar {
  background: var(--color-ink);
  color: var(--color-muted);
  font-size: 13px;
}

.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 38px;
}

.topbar a {
  color: var(--color-cream);
}

.topbar-left {
  display: flex;
  gap: 24px;
}

.topbar-left span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.topbar-social {
  display: flex;
  gap: 14px;
}

@media (max-width: 720px) {
  .topbar-left span:nth-child(2) {
    display: none;
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 12, 15, 0.88);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  transition: background 0.3s var(--ease);
}

.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: -1;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
}

@media (max-width: 420px) {
  .logo strong {
    font-size: 17px;
  }
  .logo small {
    display: none;
  }
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
  color: var(--color-cream);
}

.logo strong {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.logo strong span {
  color: var(--color-gold-light);
}

.logo small {
  margin-top: 6px;
  font-size: 10px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.main-nav ul {
  display: flex;
  gap: 38px;
}

.main-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-cream);
  position: relative;
  padding: 4px 0;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: var(--color-gold-light);
  transition: width 0.3s var(--ease);
}

.main-nav a:hover::after {
  width: 100%;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 22px;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-cream);
}

.header-phone svg {
  color: var(--color-gold-light);
}

.header-phone-text small {
  display: block;
  font-size: 11px;
  color: var(--color-muted);
}

.header-phone-text strong {
  font-size: 15px;
  letter-spacing: 0.02em;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-cream);
}

@media (max-width: 980px) {
  .main-nav {
    position: fixed;
    top: 88px;
    right: 0;
    bottom: 0;
    left: 0;
    background: var(--color-bg);
    padding: 32px 24px;
    transform: translateX(100%);
    transition: transform 0.35s var(--ease);
    overflow-y: auto;
  }

  .main-nav.open {
    transform: translateX(0);
  }

  .main-nav ul {
    flex-direction: column;
    gap: 4px;
  }

  .main-nav a {
    display: block;
    padding: 16px 4px;
    border-bottom: 1px solid var(--color-border);
    font-size: 17px;
  }

  .header-phone-text {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }
}

@media (max-width: 480px) {
  .site-header .container,
  .topbar .container {
    padding: 0 14px;
  }

  .header-cta {
    gap: 6px;
  }

  .header-phone {
    display: none;
  }

  .header-cta .btn {
    padding: 10px 12px;
    font-size: 11px;
  }

  .nav-toggle {
    padding: 6px 0;
    width: 26px;
  }
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  color: var(--color-white);
  background: #0a0a0a;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

.hero-media::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background:
    linear-gradient(180deg, rgba(6, 6, 8, 0.55) 0%, rgba(6, 6, 8, 0.35) 35%, rgba(6, 6, 8, 0.92) 100%),
    linear-gradient(90deg, rgba(6, 6, 8, 0.75) 0%, rgba(6, 6, 8, 0.15) 55%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding-top: 40px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-gold-light);
  font-weight: 600;
  margin-bottom: 22px;
}

.hero-eyebrow::before {
  content: "";
  width: 40px;
  height: 1px;
  background: var(--color-gold-light);
}

.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1.12;
  margin-bottom: 22px;
}

.hero h1 em {
  font-style: italic;
  color: var(--color-gold-light);
}

.hero p {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(247, 244, 238, 0.82);
  max-width: 520px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 40px;
}

.hero-stats div strong {
  display: block;
  font-family: var(--font-display);
  font-size: 30px;
  color: var(--color-gold-light);
}

.hero-stats div span {
  font-size: 12px;
  letter-spacing: 0.05em;
  color: rgba(247, 244, 238, 0.65);
}

@media (max-width: 720px) {
  .hero {
    min-height: 100vh;
    padding: 140px 0 60px;
  }
  .hero-stats {
    grid-template-columns: repeat(2, auto);
    row-gap: 24px;
  }
}

.scroll-cue {
  position: absolute;
  right: 40px;
  bottom: 40px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(247, 244, 238, 0.6);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.scroll-cue::after {
  content: "";
  width: 1px;
  height: 60px;
  background: rgba(247, 244, 238, 0.35);
}

@media (max-width: 980px) {
  .scroll-cue {
    display: none;
  }
}

/* ==========================================================================
   About
   ========================================================================== */

.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 72px;
  align-items: center;
}

.about-media {
  position: relative;
}

.about-media .frame-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.about-media .frame-accent {
  position: absolute;
  bottom: -32px;
  left: -32px;
  width: 58%;
  border: 8px solid var(--color-cream);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.about-badge {
  position: absolute;
  top: 24px;
  right: -20px;
  background: var(--color-ink);
  color: var(--color-cream);
  padding: 20px 22px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-card);
}

.about-badge strong {
  display: block;
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--color-gold-light);
}

.about-badge span {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.about-copy p {
  color: var(--color-muted-light);
  font-size: 16.5px;
  line-height: 1.85;
  margin-bottom: 18px;
}

.about-features {
  margin-top: 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 32px;
}

.about-feature {
  display: flex;
  gap: 16px;
}

.about-feature .icon {
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-cream-2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-dark);
}

.about-feature h4 {
  font-family: var(--font-body);
  font-size: 15.5px;
  font-weight: 700;
  margin-bottom: 4px;
}

.about-feature p {
  font-size: 14px;
  color: var(--color-muted-light);
  line-height: 1.6;
}

@media (max-width: 980px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 56px;
  }
  .about-media {
    max-width: 420px;
    margin: 0 auto;
  }
  .about-badge {
    right: 8px;
  }
}

@media (max-width: 560px) {
  .about-features {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Catalog
   ========================================================================== */

.catalog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 44px;
}

.filter-btn {
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid var(--color-border-light);
  background: transparent;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-muted-light);
  transition: all 0.25s var(--ease);
}

.filter-btn:hover {
  border-color: var(--color-gold-dark);
  color: var(--color-gold-dark);
}

.filter-btn.active {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-cream);
}

.car-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

@media (max-width: 980px) {
  .car-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .car-grid {
    grid-template-columns: 1fr;
  }
}

.car-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
  display: flex;
  flex-direction: column;
}

.car-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.16);
}

.car-card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  cursor: pointer;
  background: #111;
}

.car-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.car-card:hover .car-card-media img {
  transform: scale(1.08);
}

.car-card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(11, 12, 15, 0.75);
  backdrop-filter: blur(4px);
  color: var(--color-gold-light);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
}

.car-card-count {
  position: absolute;
  bottom: 14px;
  right: 14px;
  background: rgba(11, 12, 15, 0.75);
  color: var(--color-cream);
  font-size: 12px;
  padding: 5px 11px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.car-card-body {
  padding: 24px 26px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.car-card-body h3 {
  font-size: 21px;
  margin-bottom: 6px;
}

.car-card-sub {
  font-size: 13px;
  color: var(--color-gold-dark);
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 16px;
}

.car-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-bottom: 20px;
  font-size: 13px;
  color: var(--color-muted-light);
}

.car-specs span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.car-card-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border-light);
}

.car-price small {
  display: block;
  font-size: 11px;
  color: var(--color-muted-light);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.car-price strong {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--color-ink);
}

/* ==========================================================================
   Lightbox / Gallery Modal
   ========================================================================== */

.lightbox {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1000;
  display: none;
  background: rgba(6, 6, 8, 0.94);
  padding: 24px;
}

.lightbox.open {
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-inner {
  width: 100%;
  max-width: 1080px;
  max-height: 92vh;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  color: var(--color-cream);
}

.lightbox-visual {
  position: relative;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
}

.lightbox-visual img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  max-height: 92vh;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s var(--ease);
}

.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.25);
}

.lightbox-prev {
  left: 16px;
}

.lightbox-next {
  right: 16px;
}

.lightbox-counter {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  background: rgba(0, 0, 0, 0.5);
  padding: 5px 12px;
  border-radius: 999px;
  letter-spacing: 0.05em;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 5;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-close:hover {
  background: var(--color-gold-dark);
}

.lightbox-info {
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.lightbox-info .eyebrow {
  color: var(--color-gold-light);
}

.lightbox-info h3 {
  font-size: 28px;
  margin-bottom: 14px;
}

.lightbox-info p {
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 24px;
}

.lightbox-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 12px;
  margin-bottom: 28px;
}

.lightbox-specs div {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.lightbox-specs small {
  display: block;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  margin-bottom: 4px;
}

.lightbox-specs strong {
  font-size: 14px;
}

.lightbox-price {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--color-gold-light);
  margin-bottom: 24px;
}

.lightbox-price span {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--color-muted);
  text-transform: none;
  letter-spacing: 0;
  display: block;
  margin-top: 2px;
}

.lightbox-thumbs {
  display: flex;
  gap: 8px;
  margin-top: 20px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.lightbox-thumbs img {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: 6px;
  opacity: 0.5;
  cursor: pointer;
  border: 2px solid transparent;
  transition: opacity 0.25s var(--ease), border-color 0.25s var(--ease);
  flex-shrink: 0;
}

.lightbox-thumbs img.active {
  opacity: 1;
  border-color: var(--color-gold-light);
}

@media (max-width: 860px) {
  .lightbox-inner {
    grid-template-columns: 1fr;
    overflow-y: auto;
  }
  .lightbox-visual {
    aspect-ratio: 4 / 3;
    min-height: unset;
  }
}

body.lightbox-locked {
  overflow: hidden;
}

/* ==========================================================================
   Stats band
   ========================================================================== */

.stats-band {
  background: var(--color-ink);
  color: var(--color-cream);
  padding: 56px 0;
}

.stats-band .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stats-band strong {
  display: block;
  font-family: var(--font-display);
  font-size: 36px;
  color: var(--color-gold-light);
  margin-bottom: 6px;
}

.stats-band span {
  font-size: 13px;
  color: var(--color-muted);
  letter-spacing: 0.03em;
}

@media (max-width: 720px) {
  .stats-band .container {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px 16px;
  }
}

/* ==========================================================================
   Testimonials
   ========================================================================== */

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

@media (max-width: 980px) {
  .testimonial-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
}

.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
}

.stars {
  color: var(--color-gold-dark);
  font-size: 15px;
  letter-spacing: 2px;
  margin-bottom: 18px;
}

.testimonial-card p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-ink);
  margin-bottom: 24px;
}

.testimonial-person {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}

.testimonial-person strong {
  display: block;
  font-family: var(--font-body);
  font-size: 14.5px;
}

.testimonial-person span {
  font-size: 12.5px;
  color: var(--color-muted-light);
}

/* ==========================================================================
   Contact
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  gap: 60px;
}

@media (max-width: 980px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

@media (max-width: 560px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.field {
  margin-bottom: 20px;
}

.field label {
  display: block;
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--color-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 13px 15px;
  font-family: inherit;
  font-size: 14.5px;
  color: var(--color-cream);
  transition: border-color 0.25s var(--ease);
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--color-muted-light);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-gold-light);
}

.field select option {
  background: var(--color-surface-2);
  color: var(--color-cream);
}

.field textarea {
  resize: vertical;
  min-height: 100px;
}

.form-note {
  font-size: 12.5px;
  color: var(--color-muted-light);
  margin-top: 14px;
  line-height: 1.6;
}

.form-status {
  margin-top: 16px;
  font-size: 14px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  display: none;
}

.form-status.show {
  display: block;
}

.form-status.success {
  background: rgba(93, 165, 105, 0.15);
  color: #8fd39c;
  border: 1px solid rgba(93, 165, 105, 0.3);
}

.form-status.error {
  background: rgba(199, 84, 84, 0.15);
  color: #e59b9b;
  border: 1px solid rgba(199, 84, 84, 0.3);
}

.contact-info-card {
  background: var(--color-cream-2);
  border-radius: var(--radius-lg);
  padding: 36px;
  margin-bottom: 24px;
}

.contact-info-card h3 {
  font-size: 20px;
  margin-bottom: 22px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}

.contact-item:last-child {
  margin-bottom: 0;
}

.contact-item .icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-item strong {
  display: block;
  font-size: 14.5px;
  margin-bottom: 2px;
}

.contact-item span,
.contact-item a {
  font-size: 14px;
  color: var(--color-muted-light);
  display: block;
}

.contact-map {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 6px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 160px;
  padding: 30px 32px;
  background:
    radial-gradient(circle at 85% 20%, rgba(201, 162, 75, 0.18), transparent 55%),
    var(--color-cream-2);
  border: 1px solid var(--color-border-light);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.contact-map:hover {
  border-color: var(--color-gold-dark);
  transform: translateY(-2px);
}

.contact-map-pin {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
}

.contact-map strong {
  font-size: 15.5px;
  color: var(--color-ink);
}

.contact-map span {
  font-size: 13.5px;
  color: var(--color-muted-light);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--color-bg);
  color: var(--color-muted);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--color-border);
}

@media (max-width: 860px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  margin: 18px 0 22px;
  max-width: 320px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s var(--ease);
}

.footer-social a:hover {
  border-color: var(--color-gold-light);
  color: var(--color-gold-light);
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-cream);
  margin-bottom: 22px;
}

.footer-col ul li {
  margin-bottom: 13px;
}

.footer-col a {
  font-size: 14px;
  transition: color 0.25s var(--ease);
}

.footer-col a:hover {
  color: var(--color-gold-light);
}

.footer-bottom {
  padding: 26px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12.5px;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-bottom a {
  color: var(--color-muted);
}

.footer-bottom a:hover {
  color: var(--color-gold-light);
}

/* ==========================================================================
   Floating actions
   ========================================================================== */

.floating-actions {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.floating-btn {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
  color: #fff;
  transition: transform 0.25s var(--ease);
}

.floating-btn:hover {
  transform: scale(1.08);
}

.floating-btn.call {
  background: var(--color-ink);
}

.floating-btn.zalo {
  background: #0068ff;
}

.floating-btn.call svg,
.floating-btn.zalo svg {
  width: 24px;
  height: 24px;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(201, 162, 75, 0.5); }
  70% { box-shadow: 0 0 0 14px rgba(201, 162, 75, 0); }
  100% { box-shadow: 0 0 0 0 rgba(201, 162, 75, 0); }
}

.floating-btn.call {
  animation: pulse 2.4s infinite;
}

/* ==========================================================================
   Reveal animation
   ========================================================================== */

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal].in-view {
  opacity: 1;
  transform: translateY(0);
}