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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: #111;
  line-height: 1.5;
  background: #fff;
}

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

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

/* ===== NAVBAR ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 28px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #eee;
}


.logo {
  flex: 0 0 auto;
  min-width: 0;
}

.logo a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 32px;
  font-weight: 800;
  white-space: nowrap;
  color: #111;
}

.menu {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  flex: 1 1 auto;
}

.menu a {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.2px;
  transition: all 0.2s ease;
}

.menu a:hover {
  color: #e11d48;
}

.nav-btn {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #c90f02;
  color: #fff;
  padding: 10px 20px;
  border-radius: 30px;
  font-weight: 700;
  transition: 0.2s ease;
}

.nav-btn:hover {
  background: #ab0d02;
}

.back-shuilink-link {
  color: #2563eb !important;
  font-weight: 700;
  white-space: nowrap;
}

.back-shuilink-link:hover {
  opacity: 0.75;
  text-decoration: underline;
}

.menu-toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  border: 1px solid #e1e6ed;
  background: #fff;
  border-radius: 12px;
  cursor: pointer;
  padding: 0;
  font-size: 0;
  line-height: 0;
  color: transparent;
  transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.menu-toggle:hover {
  background: #f8fafc;
  border-color: #c8d3e3;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
}

.menu-toggle::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 22px;
  height: 2px;
  background: #1f2937;
  border-radius: 2px;
  transform: translate(-50%, -50%);
  box-shadow: 0 -7px 0 #1f2937, 0 7px 0 #1f2937;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s ease;
}

.menu-toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 22px;
  height: 2px;
  background: #1f2937;
  border-radius: 2px;
  transform: translate(-50%, -50%) rotate(0);
  opacity: 0;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease;
}

.menu-toggle[aria-expanded="true"]::before {
  transform: translate(-50%, -50%) rotate(45deg);
  box-shadow: 0 0 0 transparent, 0 0 0 transparent;
}

.menu-toggle[aria-expanded="true"]::after {
  opacity: 1;
  transform: translate(-50%, -50%) rotate(-45deg);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  height: 90vh;
  min-height: 680px;
  overflow: hidden;
  background: #000 url("../assets/demo/c0.JPG") center center / cover no-repeat;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  filter: brightness(0.5);
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 90%;
  max-width: 920px;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #fff;
  z-index: 2;
}

.hero-overlay h1 {
  font-size: 56px;
  line-height: 1.12;
  margin-bottom: 16px;
}

.hero-overlay p {
  font-size: 20px;
  max-width: 760px;
  margin: 0 auto;
}

.tagline {
  margin-top: 14px !important;
  font-size: 14px !important;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.9;
}

.hero-actions {
  margin-top: 28px;
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 30px;
  font-weight: 700;
  transition: 0.2s ease;
}

.btn-primary {
  background: #fff;
  color: #111;
}

.btn-primary:hover {
  background: #f0f0f0;
}

.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.8);
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.16);
}

.outline-btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 30px;
  border: 1px solid #111;
  font-weight: 700;
  transition: all 0.2s ease;
}

.outline-btn:hover {
  background: #111;
  color: #fff;
}

.filled-btn {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 30px;
  background: #c90f02;
  color: #fff;
  font-weight: 700;
  transition: 0.2s ease;
}

.filled-btn:hover {
  background: #ab0d02;
}

/* ===== GENERAL SECTIONS ===== */
.section {
  padding: 80px 20px;
}

.section-light {
  background: #fafafa;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 36px;
}

.eyebrow {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: #c90f02;
  margin-bottom: 8px;
}

.section-header h2 {
  font-size: 36px;
  margin-bottom: 8px;
}

.section-subtitle {
  color: #666;
  font-size: 18px;
  line-height: 1.7;
}

.page-title {
  font-size: 42px;
}

.center-action {
  text-align: center;
  margin-top: 24px;
}

/* ===== BOOKING SEARCH ===== */
.booking-search-wrap {
  max-width: 880px;
  margin: 0 auto;
}

.booking-search-box {
  display: flex;
  gap: 12px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.booking-search-box input {
  width: 100%;
  max-width: 460px;
  padding: 16px 18px;
  border: 1px solid #ddd;
  border-radius: 14px;
  font-size: 16px;
  outline: none;
}

.city-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.city-chip {
  border: 1px solid #ddd;
  background: #fff;
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.city-chip:hover {
  background: #111;
  color: #fff;
  border-color: #111;
}

/* ===== CITY / CARD GRIDS ===== */
.city-home-grid,
.region-home-grid,
.region-list-grid,
.city-grid {
  display: grid;
  gap: 20px;
  max-width: 1100px;
  margin: 0 auto;
}

.city-home-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.region-home-grid,
.region-list-grid,
.city-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.region-card,
.city-card {
  display: block;
  padding: 26px;
  border: 1px solid #e3e3e3;
  border-radius: 16px;
  background: #fff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.region-card:hover,
.city-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.region-card h3,
.city-card h3 {
  font-size: 24px;
  margin-bottom: 10px;
}

.region-card p,
.city-card p {
  color: #666;
  margin-bottom: 14px;
}

.region-card span,
.city-card span {
  color: #c90f02;
  font-weight: 700;
}

/* ===== GENERIC CARDS ===== */
.why-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
}

.card {
  padding: 25px 30px;
  border-radius: 14px;
  background: #f7f7f7;
  min-width: 260px;
  max-width: 320px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
}

.card h3 {
  margin-bottom: 10px;
  font-size: 22px;
}

.card p {
  color: #666;
}

/* ===== HOW IT WORKS ===== */
.how-it-works-section {
  padding-top: 90px;
  padding-bottom: 90px;
}

.how-it-works-header {
  max-width: 980px;
}

.how-it-works-header h2 {
  font-size: 58px;
  line-height: 1.15;
  max-width: 980px;
  margin: 0 auto 18px;
}

.how-it-works-header .section-subtitle {
  font-size: 18px;
  line-height: 1.8;
  max-width: 900px;
  margin: 0 auto;
}

.how-it-works-grid {
  max-width: 1400px;
  margin: 40px auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.how-card {
  background: #c90f02;
  color: #fff;
  border-radius: 36px;
  padding: 48px 36px;
  text-align: center;
}

.how-card-icon {
  font-size: 72px;
  line-height: 1;
  margin-bottom: 18px;
  font-weight: 400;
}

.how-card h3 {
  font-size: 28px;
  margin-bottom: 24px;
  color: #fff;
}

.how-card p {
  color: #fff;
  margin-bottom: 12px;
  font-size: 18px;
  line-height: 1.6;
}

.how-card-main {
  font-size: 22px;
  font-weight: 700;
}

.how-card-emphasis {
  font-style: italic;
  font-weight: 700;
  margin-top: 10px;
}

.how-card-small {
  font-size: 15px;
  opacity: 0.95;
  max-width: 560px;
  margin: 14px auto 0;
}

/* ===== GALLERY / SOCIAL ===== */
.gallery-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

.gallery-grid img {
  width: 32%;
  min-height: 280px;
  object-fit: cover;
  border-radius: 12px;
}

.social-video {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.social-video video {
  width: 80%;
  max-width: 900px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid #e5e7eb;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-size: 24px;
  font-weight: 700;
  color: #111;
  cursor: pointer;
}

.faq-question:hover {
  opacity: 0.85;
}

.faq-icon {
  font-size: 28px;
  font-weight: 400;
  color: #c2410c;
  margin-left: 18px;
  flex-shrink: 0;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s ease, padding-bottom 0.28s ease;
  padding-bottom: 0;
}

.faq-answer p {
  color: #4b5563;
  font-size: 16px;
  line-height: 1.75;
  max-width: 780px;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding-bottom: 20px;
}

/* ===== FOOTER ===== */
.footer {
  padding: 48px 20px;
  text-align: center;
  background: #111;
  color: #fff;
  margin-top: 60px;
}

.footer-nav {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.footer-nav a {
  color: #fff;
  opacity: 0.95;
  transition: opacity 0.2s ease;
}

.footer-nav a:hover {
  opacity: 0.7;
}

.footer-copy {
  margin-top: 26px;
  opacity: 0.82;
  font-size: 14px;
  line-height: 1.7;
}

.footer-shuilink-link {
  color: #60a5fa;
  font-weight: 700;
}

.footer-shuilink-link:hover {
  opacity: 0.85;
  text-decoration: underline;
}

/* ===== FLOATING CONTACT ===== */
.floating-contact {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 1200;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.float-call,
.float-text {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 150px;
  padding: 14px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  box-shadow: 0 14px 30px rgba(17, 17, 17, 0.18);
  transition: transform 0.2s ease, opacity 0.2s ease, box-shadow 0.2s ease;
}

.float-call {
  background: #2563eb;
  color: #fff;
}

.float-text {
  background: #fff;
  color: #c90f02;
  border: 2px solid #c90f02;
}

.float-call:hover,
.float-text:hover {
  transform: translateY(-2px);
  opacity: 0.96;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero-overlay h1 {
    font-size: 42px;
  }

  .hero-overlay p {
    font-size: 18px;
  }

  .gallery-grid img {
    width: 48%;
  }

  .region-home-grid,
  .region-list-grid,
  .city-grid,
  .city-home-grid,
  .how-it-works-grid {
    grid-template-columns: 1fr;
  }

  .social-video video {
    width: 95%;
  }

  .how-it-works-header h2 {
    font-size: 42px;
  }
}

@media (max-width: 768px) {
  .navbar {
    position: sticky;
    top: 0;
    padding: 14px 16px;
    z-index: 1200;
  }

  .logo {
    flex: 1;
    display: flex;
    align-items: center;
    min-width: 0;
  }

  .logo a {
    font-size: 18px;
    max-width: calc(100vw - 90px);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    flex: 0 0 auto;
  }

  .nav-btn {
    display: none;
  }

  /* ---- Mobile slide-in drawer ---- */
  .menu {
    display: flex !important;
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(82vw, 320px);
    background: #ffffff;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    padding: 88px 22px 28px;
    box-shadow: -18px 0 48px rgba(15, 23, 42, 0.14);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
    z-index: 1180;
    overflow-y: auto;
    border-top: none;
  }

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

  .menu a {
    width: 100%;
    font-size: 17px;
    font-weight: 600;
    padding: 14px 4px;
    border-bottom: 1px solid #f0f3f8;
    transition: color 0.2s ease, padding-left 0.2s ease;
  }

  .menu a:hover {
    color: #c90f02;
    padding-left: 8px;
  }

  .menu a:last-child {
    border-bottom: none;
  }

  .back-shuilink-link {
    display: block !important;
    margin-top: 14px;
    text-align: center;
    padding: 12px 16px !important;
    border-radius: 999px;
    background: #f1f5fb;
    color: #1d4ed8 !important;
    border-bottom: none !important;
  }

  .back-shuilink-link:hover {
    background: #e2eafa;
    padding-left: 16px !important;
  }

  /* ---- Backdrop overlay when drawer is open ---- */
  body.nav-open::before {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 1150;
    animation: navFadeIn 0.25s ease;
  }

  body.nav-open {
    overflow: hidden;
  }

  @keyframes navFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }

  .hero {
    height: 78vh;
    min-height: 560px;
  }

  .hero-overlay h1 {
    font-size: 32px;
  }

  .hero-overlay p {
    font-size: 16px;
  }

  .section-header h2,
  .page-title {
    font-size: 32px;
  }

  .booking-search-box {
    flex-direction: column;
  }

  .booking-search-box input {
    max-width: 100%;
  }

  .gallery-grid img {
    width: 100%;
    min-height: 220px;
  }

  .card {
    width: 100%;
    max-width: 360px;
  }

  .faq-answer p {
    font-size: 15px;
  }

  .faq-question {
    font-size: 19px;
    line-height: 1.4;
  }

  .faq-icon {
    font-size: 24px;
  }

  .how-it-works-header h2 {
    font-size: 32px;
  }

  .how-card {
    padding: 34px 22px;
    border-radius: 24px;
  }

  .how-card-icon {
    font-size: 54px;
  }

  .how-card h3 {
    font-size: 24px;
  }

  .how-card p {
    font-size: 16px;
  }

  .how-card-main {
    font-size: 19px;
  }

  .how-card-small {
    font-size: 14px;
  }

  .floating-contact {
    right: 16px;
    bottom: 16px;
    gap: 8px;
  }

  .float-call,
  .float-text {
    min-width: 132px;
    padding: 12px 16px;
    font-size: 14px;
  }
}

/* =====================================================================
   ===== PREMIUM POLISH (Stage 17) =====
   Subtle upgrades on top of existing styles. Edits below should be
   additive — they refine; they don't override structural rules.
   ===================================================================== */

/* ---- Navbar: a touch more elevation and smoother backdrop ---- */
.navbar {
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.02), 0 8px 24px rgba(15, 23, 42, 0.04);
  background: rgba(255, 255, 255, 0.85);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  backdrop-filter: saturate(180%) blur(12px);
  transition: box-shadow 0.25s ease, background 0.25s ease;
}

.navbar.is-scrolled {
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.05), 0 14px 38px rgba(15, 23, 42, 0.09);
  background: rgba(255, 255, 255, 0.95);
}

/* ---- Logo: gentle scale on hover, polished gradient on the flame ---- */
.logo a {
  transition: transform 0.2s ease, color 0.2s ease;
  letter-spacing: -0.01em;
}

.logo a:hover {
  transform: translateY(-1px);
}

/* ---- Menu links: subtle underline grow on desktop hover ---- */
@media (min-width: 769px) {
  .menu a {
    position: relative;
    padding: 4px 2px;
  }
  .menu a::after {
    content: "";
    position: absolute;
    left: 50%;
    right: 50%;
    bottom: -2px;
    height: 2px;
    background: linear-gradient(90deg, #e11d48, #c90f02);
    border-radius: 2px;
    transition: left 0.2s ease, right 0.2s ease;
  }
  .menu a:hover::after {
    left: 0;
    right: 0;
  }
}

/* ---- Primary CTA: refined hover lift + subtle gradient ---- */
.nav-btn {
  background: linear-gradient(135deg, #d62828 0%, #c90f02 100%);
  box-shadow: 0 8px 20px rgba(201, 15, 2, 0.25);
  letter-spacing: 0.2px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.nav-btn:hover {
  background: linear-gradient(135deg, #b91c1c 0%, #ab0d02 100%);
  box-shadow: 0 12px 28px rgba(201, 15, 2, 0.32);
  transform: translateY(-1px);
}

/* ---- Hero buttons: feel weightier ---- */
.btn-primary {
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.18);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.25);
}

.btn-secondary {
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn-secondary:hover {
  transform: translateY(-2px);
  border-color: #ffffff;
}

/* ---- Outline + filled buttons: more refined ---- */
.outline-btn {
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.outline-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(17, 17, 17, 0.12);
}

.filled-btn {
  background: linear-gradient(135deg, #d62828 0%, #c90f02 100%);
  box-shadow: 0 8px 20px rgba(201, 15, 2, 0.22);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.filled-btn:hover {
  background: linear-gradient(135deg, #b91c1c 0%, #ab0d02 100%);
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(201, 15, 2, 0.32);
}

/* ---- Topbar: a hair more refined ---- */
.topbar {
  font-weight: 500;
  letter-spacing: 0.3px;
}

/* ---- Hero overlay text: tighten kerning + softer shadow for "premium" feel ---- */
.hero-overlay h1 {
  letter-spacing: -0.02em;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
}

.hero-overlay .eyebrow {
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
}

/* ---- Section eyebrows: light gradient pill aesthetic ---- */
.eyebrow {
  display: inline-block;
}

/* ---- Section headers: tighter line-height for h2 ---- */
.section-header h2 {
  letter-spacing: -0.02em;
}

/* ---- Cards: deeper hover, smoother transitions, hair-line border ---- */
.card,
.featured-card,
.city-card,
.faq-card,
.menu-card {
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.25s ease;
}

/* ---- Better focus-visible (accessibility, looks crisp too) ---- */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
.nav-btn:focus-visible,
.outline-btn:focus-visible,
.filled-btn:focus-visible {
  outline: 2px solid #2563eb;
  outline-offset: 3px;
  border-radius: 8px;
}

.menu-toggle:focus-visible {
  outline: 2px solid #2563eb;
  outline-offset: 2px;
}

/* ---- Smooth scrolling on internal anchors ---- */
html {
  scroll-behavior: smooth;
}

/* ---- Selection color: brand-aligned ---- */
::selection {
  background: rgba(201, 15, 2, 0.18);
  color: #1f2937;
}

/* ---- Mobile: tighter nav padding for "expensive iPhone app" feel ---- */
@media (max-width: 768px) {
  .topbar {
    font-size: 12px;
    padding: 9px 14px;
  }
}