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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", "Noto Sans", "Noto Sans KR", "Noto Sans JP", Arial, sans-serif;
  line-height: 1.6;
  color: #1f2937;
  background: #ffffff;
}

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

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

ul {
  list-style: none;
}

/* =========================
   CONTAINER
========================= */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* =========================
   BUTTONS
========================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 10px;
  font-weight: 700;
  transition: all 0.25s ease;
  border: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: #f59e0b;
  color: #ffffff;
  border-color: #f59e0b;
}

.btn-primary:hover {
  background: #d97706;
  border-color: #d97706;
}

.btn-outline {
  background: transparent;
  color: #0f172a;
  border-color: #0f172a;
}

.btn-outline:hover {
  background: #0f172a;
  color: #ffffff;
}

/* =========================
   HEADER / NAV
========================= */
header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: #ffffff;
  border-bottom: 1px solid #e5e7eb;
  box-shadow: 0 2px 10px rgba(0,0,0,0.04);
}

header .nav {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 78px;
  padding-top: 10px;
  padding-bottom: 10px;
  flex-wrap: nowrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.logo {
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
  white-space: nowrap;
}

.logo span {
  color: #f59e0b;
}

header nav {
  margin-left: auto;
  display: flex;
  align-items: center;
}

header nav ul {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: nowrap;
}

header nav ul li a {
  font-size: 15px;
  font-weight: 700;
  color: #334155;
  transition: color 0.2s ease;
  white-space: nowrap;
}

header nav ul li a:hover,
header nav ul li a.active {
  color: #f59e0b;
}

.quote-btn {
  margin-left: 10px;
  white-space: nowrap;
  flex-shrink: 0;
  padding: 11px 18px;
  font-size: 15px;
}

/* Nút menu mobile (đã tắt trên mobile theo yêu cầu) */
.menu-toggle {
  display: none;
  background: #ffffff;
  border: 1px solid #d1d5db;
  color: #0f172a;
  font-size: 28px;
  line-height: 1;
  padding: 8px 12px;
  border-radius: 10px;
  cursor: pointer;
  flex-shrink: 0;
}

/* =========================
   HERO
========================= */
.hero {
  padding: 70px 0;
  background: linear-gradient(180deg, #fffaf0 0%, #ffffff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  background: #fff7ed;
  color: #c2410c;
  font-size: 13px;
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.hero h1 {
  font-size: 46px;
  line-height: 1.15;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 18px;
}

.hero p {
  font-size: 18px;
  color: #475569;
  margin-bottom: 24px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.stat {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.04);
  font-size: 14px;
  color: #475569;
}

.stat strong {
  display: block;
  font-size: 22px;
  color: #0f172a;
  margin-bottom: 6px;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.hero-image {
  background: #ffffff;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid #e5e7eb;
  box-shadow: 0 10px 24px rgba(0,0,0,0.06);
}

.hero-image img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

.hero-image small {
  display: block;
  padding: 12px 14px;
  color: #64748b;
  font-size: 13px;
  background: #f8fafc;
}

.hero-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 10px 24px rgba(0,0,0,0.06);
}

.hero-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: #0f172a;
}

.hero-card ul {
  display: grid;
  gap: 10px;
}

.hero-card li {
  color: #475569;
  position: relative;
  padding-left: 18px;
}

.hero-card li::before {
  content: "•";
  color: #f59e0b;
  position: absolute;
  left: 0;
  top: 0;
}

/* =========================
   SECTIONS
========================= */
section {
  padding: 70px 0;
}

.section-head {
  text-align: center;
  margin-bottom: 36px;
}

.section-head h2 {
  font-size: 36px;
  line-height: 1.2;
  color: #0f172a;
  margin-bottom: 10px;
}

.section-head p {
  color: #64748b;
  font-size: 17px;
}

/* =========================
   ABOUT
========================= */
.about {
  background: #f8fafc;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}

.check-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 20px;
}

.check-list div {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 12px 14px;
  color: #334155;
}

/* =========================
   CARDS / GRID
========================= */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 18px;
  padding: 24px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.05);
}

.card h3 {
  font-size: 22px;
  margin-bottom: 12px;
  color: #0f172a;
}

.card p {
  color: #475569;
  margin-bottom: 10px;
}

/* =========================
   GALLERY
========================= */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.g {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.05);
}

.g img {
  width: 100%;
  height: 230px;
  object-fit: cover;
}

.g p {
  padding: 14px 16px;
  font-size: 15px;
  color: #475569;
}

/* =========================
   PROCESS
========================= */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.step {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 18px;
  padding: 24px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.05);
}

.step-number {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #f59e0b;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  margin-bottom: 14px;
}

.step h3 {
  font-size: 20px;
  margin-bottom: 10px;
  color: #0f172a;
}

.step p {
  color: #475569;
}

/* =========================
   PARTNER LOGO STRIP
========================= */
.partner-strip {
  padding: 36px 0 28px;
  background: #ffffff;
  border-top: 1px solid #e5e7eb;
  overflow: hidden;
}

.partner-strip .container {
  overflow: hidden;
}

.partner-strip-head {
  text-align: center;
  margin-bottom: 18px;
}

.partner-strip-head h3 {
  font-size: 22px;
  color: #0f172a;
  font-weight: 800;
  margin: 0;
}

.partner-marquee {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 16px;
  background: #f8fafc;
  border: 1px solid #e5e7eb;
  padding: 16px 0;
}

.partner-track {
  display: flex !important;
  flex-direction: row !important;
  flex-wrap: nowrap !important;
  align-items: center !important;
  justify-content: flex-start !important;
  gap: 16px !important;
  width: max-content !important;
  min-width: max-content !important;
  animation: partnerScroll 28s linear infinite;
}

.partner-logo {
  display: flex !important;
  flex: 0 0 auto !important;
  width: 150px !important;
  min-width: 150px !important;
  max-width: 150px !important;
  height: 76px !important;
  padding: 10px !important;
  margin: 0 !important;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  box-shadow: 0 4px 12px rgba(0,0,0,0.04);
}

.partner-logo img {
  display: block;
  width: auto !important;
  max-width: 100% !important;
  height: auto !important;
  max-height: 44px !important;
  object-fit: contain;
  filter: grayscale(10%);
  transition: transform 0.25s ease, filter 0.25s ease;
}

.partner-logo:hover img {
  transform: scale(1.04);
  filter: grayscale(0%);
}

@keyframes partnerScroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* =========================
   FLOAT ACTIONS
========================= */
.float-actions {
  position: fixed;
  right: 18px;
  bottom: 80px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.float-actions a {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 22px;
}

.float-actions .call {
  background: #dcfce7;
  color: #16a34a;
}

.float-actions .email {
  background: #dcfce7;
  color: #16a34a;
}
/* =========================
   FOOTER
========================= */
footer {
  background: #0f172a;
  color: #cbd5e1;
  padding: 28px 0;
  text-align: center;
  font-size: 14px;
}

/* =========================
   TABLET
========================= */
@media (max-width: 1100px) {
  .hero h1 {
    font-size: 40px;
  }

  header nav ul {
    gap: 16px;
  }

  .quote-btn {
    padding: 10px 14px;
    font-size: 14px;
  }
}

/* =========================
   MOBILE / TABLET
========================= */
@media (max-width: 991px) {
  header .nav {
    flex-wrap: wrap;
    gap: 12px;
    min-height: auto;
    padding-top: 12px;
    padding-bottom: 12px;
    align-items: center;
  }

  .brand {
    order: 1;
    flex: 0 0 auto;
    min-width: 0;
  }

  .logo {
    font-size: 18px;
  }

  .brand img {
    width: 40px;
    height: 40px;
  }

  /* ẨN HẲN NÚT MENU MOBILE */
  .menu-toggle {
    display: none !important;
  }

  /* Nút báo giá vẫn hiện */
  .quote-btn {
    order: 3;
    margin-left: 0;
    padding: 10px 14px;
    font-size: 14px;
    white-space: nowrap;
    flex-shrink: 0;
  }

  /* MENU LUÔN HIỆN TRÊN MOBILE */
  header nav {
    display: block !important;
    width: 100%;
    order: 2;
    flex: 0 0 100%;
    margin-top: 4px;
    margin-left: 0;
  }

  header nav ul {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    width: 100%;
    background: transparent;
    border: none;
    border-radius: 0;
    overflow-x: auto;
    overflow-y: hidden;
    box-shadow: none;
    padding: 0 0 6px 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  header nav ul::-webkit-scrollbar {
    display: none;
  }

  header nav ul li {
    width: auto;
    border-bottom: none;
    flex: 0 0 auto;
  }

  header nav ul li:last-child {
    border-bottom: none;
  }

  header nav ul li a {
    display: inline-block;
    width: auto;
    padding: 8px 12px;
    font-size: 14px;
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    white-space: nowrap;
  }

  /* Layout section */
  .hero {
    padding: 50px 0;
  }

  .hero-grid,
  .about-grid,
  .grid-3,
  .gallery,
  .process-steps {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 34px;
  }

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

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .hero-image img {
    height: 240px;
  }

  .section-head h2 {
    font-size: 30px;
  }

  .check-list {
    grid-template-columns: 1fr;
  }

  /* Partner strip mobile */
  .partner-strip {
    padding: 28px 0 22px;
  }

  .partner-strip-head h3 {
    font-size: 18px;
  }

  .partner-marquee {
    padding: 12px 0;
  }

  .partner-track {
    gap: 12px !important;
    animation: partnerScroll 22s linear infinite;
  }

  .partner-logo {
    width: 130px !important;
    min-width: 130px !important;
    max-width: 130px !important;
    height: 68px !important;
    padding: 10px !important;
  }

  .partner-logo img {
    max-height: 40px !important;
  }
}
/* =========================
   LANGUAGE SWITCHER
========================= */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: 12px;
  flex-shrink: 0;
}

.lang-switcher a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 36px;
  padding: 0 10px;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  background: #ffffff;
  color: #334155;
  font-size: 13px;
  font-weight: 700;
  transition: all 0.2s ease;
}

.lang-switcher a:hover {
  border-color: #f59e0b;
  color: #f59e0b;
}

.lang-switcher a.active {
  background: #f59e0b;
  border-color: #f59e0b;
  color: #ffffff;
}

@media (max-width: 991px) {
  .lang-switcher {
    width: 100%;
    order: 4;
    margin-left: 0;
    margin-top: 6px;
    justify-content: flex-start;
    flex-wrap: wrap;
  }
}