/* ==========================================================================
   CUUHOXEMAYMOTOR.IO.VN — Giao Diện Tối Giản, Hiện Đại & Dễ Nhìn (Clean UI)
   Hotline / Zalo: 0937.466.210
   ========================================================================== */

:root {
  /* Bảng màu tinh gọn: Trắng sáng - Xám Slate đậm - Cam Đỏ điểm nhấn */
  --bg-body: #f8fafc;
  --bg-white: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-dark: #0f172a;

  --primary: #ea580c;         /* Cam đậm chuyên nghiệp, không chói */
  --primary-hover: #c2410c;
  --primary-soft: #fff7ed;
  --primary-border: #fed7aa;

  --zalo: #0068ff;
  --zalo-hover: #0052cc;
  --zalo-soft: #eff6ff;

  --success: #16a34a;
  --text-main: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;

  --border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 6px 20px rgba(15, 23, 42, 0.07);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.1);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --transition: all 0.2s ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-body);
  line-height: 1.6;
  overflow-x: hidden;
  padding-bottom: 72px;
}

@media (min-width: 992px) {
  body {
    padding-bottom: 0;
  }
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ==========================================================================
   TOP BAR (Ẩn trên di động để tránh rối mắt)
   ========================================================================== */
.top-bar {
  background: var(--bg-dark);
  color: #cbd5e1;
  font-size: 0.82rem;
  padding: 0.45rem 0;
}

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.live-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  color: #f8fafc;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #22c55e;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.top-bar-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.top-bar-item strong {
  color: #ffffff;
}

/* ==========================================================================
   HEADER SẠCH SẼ (NỀN TRẮNG)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 1rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.brand-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
  white-space: nowrap;
}

.brand-title span {
  color: var(--primary);
}

.brand-subtitle {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
  white-space: nowrap;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: var(--primary-soft);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 0.68rem 1.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-zalo {
  background: var(--zalo);
  color: #ffffff;
}

.btn-zalo:hover {
  background: var(--zalo-hover);
}

.btn-outline-light {
  background: var(--bg-white);
  color: var(--text-main);
  border: 1px solid var(--border);
}

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

.btn-lg {
  padding: 0.9rem 1.5rem;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

.mobile-menu-toggle {
  display: none;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  font-size: 1.15rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   HERO SECTION (TỐI GIẢN, SÁNG SỦA, TẬP TRUNG VÀO NÚT GỌI)
   ========================================================================== */
.hero-section {
  background: var(--bg-white);
  padding: 2.75rem 0 3.25rem;
  border-bottom: 1px solid var(--border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
}

.hero-content-col,
.hero-visual-col {
  min-width: 0;
}

.ads-urgency-banner {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #166534;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.ads-urgency-banner strong {
  color: #15803d;
}

.hero-title {
  font-size: clamp(1.85rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.22;
  margin-bottom: 0.9rem;
  letter-spacing: -0.02em;
}

.hero-title .highlight {
  color: var(--primary);
}

.hero-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 1.35rem;
  max-width: 580px;
}

/* 3 Ô Báo Giá Đơn Giản, Sạch Sẽ */
.ads-price-anchors {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
  margin-bottom: 1.5rem;
}

.price-anchor-pill {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.75rem;
}

.price-anchor-pill span {
  display: block;
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 2px;
}

.price-anchor-pill strong {
  font-size: 0.98rem;
  color: var(--primary);
  font-weight: 800;
}

/* Cụm 2 Nút Bấm Chính Rõ Ràng */
.hero-cta-group {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.hero-call-super {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: var(--primary);
  color: #ffffff;
  padding: 0.9rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: 0 6px 18px rgba(234, 88, 12, 0.25);
}

.hero-call-super:hover {
  background: var(--primary-hover);
}

.hero-call-super-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-align: left;
}

.hero-call-super-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}

/* 3 Cam Kết Ngắn Gọn */
.hero-trust-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.trust-mini {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.trust-mini-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.trust-mini-text strong {
  display: block;
  font-size: 0.88rem;
  color: var(--text-main);
}

.trust-mini-text span {
  font-size: 0.76rem;
  color: var(--text-muted);
}

/* Ẩn bớt dãy 10 badge ở Hero để giao diện thoáng đãng (vì đã có mục 10 Quận bên dưới) */
.district-tags-hero {
  display: none;
}

/* Khung Ảnh Hero & Form Gọn Gàng */
.hero-visual-col {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero-photo-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  background: var(--bg-white);
}

.hero-photo-frame img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.hero-floating-card {
  display: none; /* Bỏ thanh đè lên ảnh gây rối mắt */
}

.sos-quick-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.15rem;
}

.sos-quick-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.sos-quick-header h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.sos-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}

.form-control,
.form-control-light {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid #cbd5e1;
  background: var(--bg-white);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.88rem;
}

.form-control:focus,
.form-control-light:focus {
  outline: none;
  border-color: var(--primary);
}

/* ==========================================================================
   SECTIONS CHUNG
   ========================================================================== */
.section {
  padding: 3.75rem 0;
}

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

.section-dark {
  background-color: var(--bg-subtle);
  color: var(--text-main);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 2.5rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.78rem;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.section-title {
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.28;
  margin-bottom: 0.65rem;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 0.96rem;
}

/* ==========================================================================
   STATS STRIP (NỀN TRẮNG VIỀN MẢNH, KHÔNG DÙNG NỀN CAM CHÓI)
   ========================================================================== */
.stats-strip {
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.25rem;
  text-align: center;
}

.stat-item h3 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 0.15rem;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ==========================================================================
   SERVICES GRID (THẺ TRẮNG ĐỒNG NHẤT, GỌN GÀNG)
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.service-img-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #e2e8f0;
}

.service-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-price-tag {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(15, 23, 42, 0.88);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.28rem 0.7rem;
  border-radius: var(--radius-full);
}

.service-time-tag {
  display: none; /* Bỏ bớt nhãn thứ 2 đè lên ảnh cho đỡ rối */
}

.service-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.service-body p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 0.85rem;
}

.service-features {
  margin-bottom: 1.15rem;
  flex-grow: 1;
}

.service-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  font-size: 0.85rem;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.service-features li i {
  color: var(--success);
  margin-top: 4px;
}

.service-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

/* ==========================================================================
   10 QUẬN PHỤC VỤ (THẺ SÁNG RÕ RÀNG, DỄ ĐỌC)
   ========================================================================== */
.district-filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.45rem;
  margin-bottom: 1.75rem;
}

.district-filter-btn {
  padding: 0.48rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: var(--bg-white);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
}

.district-filter-btn:hover,
.district-filter-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.districts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.district-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
}

.district-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}

.district-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.district-name i {
  color: var(--primary);
}

.eta-badge {
  background: #f0fdf4;
  color: #15803d;
  border: 1px solid #bbf7d0;
  font-size: 0.74rem;
  font-weight: 700;
  padding: 0.18rem 0.55rem;
  border-radius: var(--radius-full);
}

.district-streets {
  font-size: 0.84rem;
  color: var(--text-secondary);
  margin-bottom: 0.65rem;
}

.district-station {
  font-size: 0.8rem;
  color: var(--text-main);
  background: var(--bg-subtle);
  padding: 0.5rem 0.65rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.85rem;
  border-left: 3px solid var(--primary);
}

.district-card-actions {
  display: flex;
  gap: 0.5rem;
}

.district-card-actions .btn {
  flex: 1;
  padding: 0.5rem 0.6rem;
  font-size: 0.82rem;
}

/* ==========================================================================
   CÔNG CỤ TÍNH GIÁ & BẢNG GIÁ
   ========================================================================== */
.calculator-box {
  background: var(--bg-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid var(--border);
  margin-bottom: 2.25rem;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 1.75rem;
  align-items: center;
}

.calc-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.calc-field label {
  display: block;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.calc-result-card {
  background: var(--bg-white);
  border: 2px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.calc-price-display {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--primary);
  margin: 0.4rem 0;
}

.pricing-table-wrap {
  overflow-x: auto;
  background: var(--bg-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

.pricing-table th {
  background: var(--bg-dark);
  color: #ffffff;
  text-align: left;
  padding: 0.9rem 1.1rem;
  font-size: 0.88rem;
  font-weight: 700;
}

.pricing-table td {
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.price-highlight {
  font-weight: 700;
  color: var(--primary);
}

/* ==========================================================================
   QUY TRÌNH 4 BƯỚC, ĐÁNH GIÁ & FAQ
   ========================================================================== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.25rem;
}

.step-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.15rem;
  text-align: center;
}

.step-number {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 1.05rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.85rem;
}

.step-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.step-card p {
  font-size: 0.86rem;
  color: var(--text-secondary);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.review-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  border: 1px solid var(--border);
}

.review-stars {
  color: #f59e0b;
  margin-bottom: 0.6rem;
  font-size: 0.88rem;
}

.review-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.review-author {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}

.review-author strong {
  display: block;
  font-size: 0.88rem;
}

.review-author span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 1rem 1.2rem;
  text-align: left;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.faq-answer {
  padding: 0 1.2rem 1rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: none;
}

.faq-item.open .faq-answer {
  display: block;
}

.faq-item.open .faq-question {
  color: var(--primary);
}

/* ==========================================================================
   SUBPAGES & FOOTER
   ========================================================================== */
.page-hero {
  background: var(--bg-white);
  color: var(--text-main);
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--border);
}

.page-hero p {
  color: var(--text-secondary) !important;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.detail-service-card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: stretch;
}

.detail-service-card .service-img-wrap {
  aspect-ratio: auto;
  height: 100%;
  min-height: 250px;
}

.detail-service-card .service-body {
  padding: 1.75rem;
}

.contact-layout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem;
  align-items: start;
}

.contact-card-light,
.contact-card-dark {
  background: var(--bg-white);
  color: var(--text-main);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.site-footer {
  background: var(--bg-dark);
  color: #cbd5e1;
  padding: 3rem 0 1.75rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 0.98rem;
  font-weight: 700;
  margin-bottom: 0.9rem;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.88rem;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.82rem;
  color: #64748b;
}

/* ==========================================================================
   FLOATING CONTACT & STICKY MOBILE BAR (GỌN GÀNG, KHÔNG RỐI)
   ========================================================================== */
.live-conversion-toast {
  display: none; /* Tắt popup nổi góc trái để giao diện sạch sẽ */
}

.floating-contact-stack {
  position: fixed;
  right: 20px;
  bottom: 24px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.float-btn {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-full);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.88rem;
  box-shadow: var(--shadow-md);
}

.float-btn-zalo {
  background: var(--zalo);
}

.float-btn-call {
  background: var(--primary);
}

.float-btn-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
}

.mobile-bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1001;
  background: var(--bg-white);
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  box-shadow: 0 -4px 16px rgba(15, 23, 42, 0.08);
}

.mobile-call-giant {
  background: var(--primary);
  color: #ffffff;
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.92rem;
}

.mobile-call-giant small {
  display: block;
  font-size: 0.68rem;
  font-weight: 500;
  opacity: 0.92;
  line-height: 1.1;
}

@media (min-width: 992px) {
  .mobile-bottom-bar {
    display: none;
  }
}

/* ==========================================================================
   RESPONSIVE CHO TABLET & DI ĐỘNG
   ========================================================================== */
@media (max-width: 991px) {
  .top-bar {
    display: none; /* Ẩn thanh top-bar trên mobile/tablet cho thoáng */
  }

  .floating-contact-stack {
    display: none;
  }

  .hero-grid,
  .calc-grid,
  .detail-service-card,
  .contact-layout-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.5rem;
  }

  .services-grid,
  .reviews-grid,
  .steps-grid,
  .stats-grid,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
  }

  .mobile-menu-toggle {
    display: inline-flex;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-white);
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem 1rem 1rem;
    border-bottom: 2px solid var(--primary);
    box-shadow: var(--shadow-lg);
    display: none;
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-link {
    padding: 0.75rem 0.85rem;
    border-bottom: 1px solid var(--border);
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 1rem;
  }

  .header-inner {
    height: 60px;
  }

  .brand-icon {
    width: 34px;
    height: 34px;
    font-size: 1rem;
  }

  .brand-title {
    font-size: 0.92rem;
  }

  .brand-subtitle {
    font-size: 0.65rem;
  }

  .header-actions .btn-zalo {
    display: none;
  }

  .header-actions .btn-primary {
    padding: 0.45rem 0.7rem;
    font-size: 0.78rem;
  }

  .hero-section {
    padding: 1.35rem 0 2rem;
  }

  .ads-urgency-banner {
    font-size: 0.76rem;
    padding: 0.38rem 0.7rem;
    border-radius: var(--radius-sm);
  }

  .hero-title {
    font-size: 1.5rem;
    margin-bottom: 0.65rem;
  }

  .hero-desc {
    font-size: 0.9rem;
    margin-bottom: 1rem;
  }

  .ads-price-anchors {
    gap: 0.4rem;
    margin-bottom: 1rem;
  }

  .price-anchor-pill {
    padding: 0.5rem;
  }

  .price-anchor-pill span {
    font-size: 0.68rem;
  }

  .price-anchor-pill strong {
    font-size: 0.84rem;
  }

  .hero-cta-group {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.6rem;
    margin-bottom: 1.15rem;
  }

  .hero-call-super {
    padding: 0.75rem 1rem;
  }

  .hero-trust-row {
    gap: 0.4rem;
    padding-top: 1rem;
  }

  .trust-mini {
    flex-direction: column;
    text-align: center;
    gap: 0.25rem;
  }

  .trust-mini-text strong {
    font-size: 0.76rem;
  }

  .trust-mini-text span {
    font-size: 0.66rem;
  }

  .services-grid,
  .reviews-grid,
  .steps-grid,
  .footer-grid,
  .sos-form-grid,
  .calc-controls,
  .districts-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .section {
    padding: 2.5rem 0;
  }

  .calculator-box {
    padding: 1.15rem;
  }
}