/* ===== CSS Variables ===== */
:root {
  --color-primary: #1E3A8A;
  --color-primary-light: #3B82F6;
  --color-primary-dark: #1e40af;
  --color-bg: #F9FAFB;
  --color-bg-alt: #ffffff;
  --color-text: #1f2937;
  --color-text-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-white: #ffffff;

  --radius-btn: 8px;
  --radius-card: 20px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(30, 58, 138, 0.1);
  --shadow-lg: 0 8px 32px rgba(30, 58, 138, 0.15);
  --shadow-hover: 0 12px 40px rgba(30, 58, 138, 0.18);

  --header-height: 72px;
  --font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-btn);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

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

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

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

.btn-outline-light {
  background: rgba(255, 255, 255, 0.15);
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(4px);
}

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

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.6);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-img {
  display: block;
  height: 72px;
  width: auto;
}

.main-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-list {
  display: flex;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  border-radius: var(--radius-btn);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition), background var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary-light);
  background: rgba(59, 130, 246, 0.08);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-height) + 40px) 0 110px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #eef2ff 0%, #f9fafb 50%, #eff6ff 100%);
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 58, 138, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 58, 138, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
}

.hero-bg::after {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, transparent 70%);
}

.hero-carousel-wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1320px;
}

.hero-carousel {
  position: relative;
  width: 100%;
  padding: 0 52px;
}

.hero-viewport {
  overflow: hidden;
  width: 100%;
  padding: 12px 0;
  box-sizing: border-box;
}

.hero-track {
  display: flex;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.hero-slide {
  flex: 0 0 100%;
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 44px;
  align-items: center;
  min-height: 340px;
  padding: 8px 44px 8px 4px;
  box-sizing: border-box;
}

.hero-slide-text {
  min-width: 0;
  max-width: 100%;
  position: relative;
  z-index: 1;
}

.hero-slide-visual {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-width: 400px;
  padding-left: 16px;
}

.hero-badge {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(59, 130, 246, 0.12);
  color: var(--color-primary);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 18px;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.hero-title {
  font-size: clamp(1.625rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 16px;
  white-space: nowrap;
}

.hero-subtitle {
  font-size: clamp(0.875rem, 1.8vw, 1.0625rem);
  color: var(--color-primary-light);
  font-weight: 600;
  margin-bottom: 12px;
}

.hero-desc {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 28px;
  max-width: 640px;
  line-height: 1.7;
}

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

.hero-actions .btn-outline-light {
  background: rgba(255, 255, 255, 0.65);
  color: var(--color-primary);
  border-color: rgba(30, 58, 138, 0.25);
}

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

/* Hero visual cards */
.hero-visual-card {
  width: 100%;
  max-width: 380px;
  padding: 26px 22px;
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: 2px 4px 14px rgba(30, 58, 138, 0.07);
  transition: transform var(--transition), box-shadow var(--transition);
}

.hero-slide.active .hero-visual-card,
.hero-slide.is-visible .hero-visual-card {
  transform: translateY(0);
}

.hero-visual-card--primary {
  text-align: center;
}

.hero-visual-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  line-height: 1;
}

.hero-visual-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.hero-visual-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  text-align: center;
}

.hero-visual-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.hero-visual-tags li {
  padding: 6px 14px;
  background: rgba(59, 130, 246, 0.1);
  color: var(--color-primary);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
}

.hero-visual-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.hero-flow-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 16px 12px;
  background: rgba(59, 130, 246, 0.08);
  border-radius: 12px;
  min-width: 80px;
}

.hero-flow-item span {
  font-size: 1.5rem;
  line-height: 1;
}

.hero-flow-item em {
  font-style: normal;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
}

.hero-flow-arrow {
  font-size: 1.25rem;
  color: var(--color-primary-light);
  font-weight: 700;
}

.hero-mini-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.hero-mini-stat {
  text-align: center;
  padding: 16px 12px;
  background: rgba(59, 130, 246, 0.08);
  border-radius: 12px;
}

.hero-mini-stat strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 6px;
}

.hero-mini-stat span {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* Hero carousel controls */
.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.hero-arrow:hover {
  background: var(--color-white);
  box-shadow: var(--shadow-hover);
  transform: translateY(-50%) scale(1.05);
}

.hero-arrow-prev {
  left: 0;
}

.hero-arrow-next {
  right: 0;
}

.hero-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 32px;
}

.hero-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(30, 58, 138, 0.2);
  cursor: pointer;
  padding: 0;
  transition: transform var(--transition), background var(--transition), width var(--transition);
}

.hero-dot:hover {
  background: rgba(59, 130, 246, 0.5);
}

.hero-dot.active {
  width: 28px;
  border-radius: 5px;
  background: var(--color-primary-light);
}

/* ===== Stats ===== */
.stats {
  padding: 0 0 60px;
  margin-top: -80px;
  position: relative;
  z-index: 2;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.stat-card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.stat-number {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 1rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ===== Sections ===== */
.section {
  padding: 80px 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== Services ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: scale(1.02) translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.service-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.service-icon {
  font-size: 1.75rem;
  line-height: 1;
}

.service-category {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(59, 130, 246, 0.08);
  color: var(--color-text);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
  border: 1px solid rgba(59, 130, 246, 0.15);
  transition: background var(--transition), color var(--transition);
}

.service-card:hover .tag {
  background: rgba(59, 130, 246, 0.14);
}

/* ===== Cases ===== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 28px;
}

.case-card {
  background: var(--color-bg);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.case-image {
  overflow: hidden;
  aspect-ratio: 5 / 3;
}

.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.case-card:hover .case-image img {
  transform: scale(1.05);
}

.case-body {
  padding: 20px 24px 24px;
}

.case-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.case-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}

.case-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary-light);
  transition: color var(--transition);
}

.case-link:hover {
  color: var(--color-primary);
}

/* ===== Advantages ===== */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}

.advantage-card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.advantage-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.advantage-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.advantage-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ===== About ===== */
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text .section-title {
  text-align: left;
  margin-bottom: 24px;
}

.about-text p {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  line-height: 1.75;
}

.about-text strong {
  color: var(--color-primary);
}

.team-keywords {
  display: flex;
  gap: 12px;
  margin-top: 28px;
}

.keyword {
  padding: 8px 20px;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  color: var(--color-white);
  border-radius: 100px;
  font-size: 0.9375rem;
  font-weight: 600;
}

.about-card {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-card);
  padding: 40px;
  color: var(--color-white);
  box-shadow: var(--shadow-lg);
}

.about-stat-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.about-stat-row + .about-stat-row {
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.about-stat-num {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 6px;
}

.about-stat-label {
  font-size: 0.875rem;
  opacity: 0.85;
}

/* ===== Process ===== */
.process-steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
}

.process-step {
  flex: 1;
  min-width: 160px;
  max-width: 200px;
  text-align: center;
  padding: 0 12px;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: var(--shadow-md);
}

.step-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.step-desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.process-connector {
  flex: 0 0 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-primary));
  margin-top: 28px;
  opacity: 0.4;
  border-radius: 2px;
}

/* ===== Contact ===== */
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.contact-info-title,
.contact-form-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 28px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact-icon {
  font-size: 1.25rem;
  line-height: 1.4;
}

.contact-label {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}

.contact-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

a.contact-value:hover {
  color: var(--color-primary-light);
}

.qrcode-placeholder {
  margin-bottom: 24px;
}

.qrcode-box {
  width: 120px;
  height: 120px;
  border: 2px dashed var(--color-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: 0.8125rem;
}

.contact-form {
  background: var(--color-white);
  border-radius: var(--radius-card);
  padding: 36px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  font-family: var(--font-family);
  font-size: 0.9375rem;
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

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

.form-tip {
  margin-top: 12px;
  font-size: 0.875rem;
  text-align: center;
  min-height: 1.4em;
}

.form-tip.success {
  color: #059669;
}

.form-tip.error {
  color: #dc2626;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.85);
  padding-top: 60px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-logo {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--color-white);
  display: block;
}

.footer-slogan {
  font-size: 0.875rem;
  opacity: 0.7;
}
.footer-social .footer-nav-title{
  margin-top: 0;
}
.footer-nav-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 4px;
  margin-top: 12px;
}

.footer-nav ul {
  display: flex;
  gap: 20px;
  min-width: 500px;
}

.footer-nav a {
  font-size: 0.875rem;
  opacity: 0.75;
  transition: opacity var(--transition);
}

.footer-nav a:hover {
  opacity: 1;
}

.social-icons {
  display: flex;
  gap: 16px;
}

.social-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-white);
  transition: background var(--transition), transform var(--transition);
}

.social-icon:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

/* ===== Submit Result Modal ===== */
.submit-modal {
  position: fixed;
  inset: 0;
  z-index: 2100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.submit-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.submit-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.submit-modal-box {
  position: relative;
  z-index: 1;
  background: var(--color-white);
  border-radius: var(--radius-card);
  padding: 32px 28px 28px;
  box-shadow: var(--shadow-lg);
  text-align: center;
  max-width: 400px;
  width: 100%;
  transform: scale(0.92) translateY(12px);
  transition: transform var(--transition);
}

.submit-modal.is-open .submit-modal-box {
  transform: scale(1) translateY(0);
}

.submit-modal-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.submit-modal.is-success .submit-modal-title {
  color: #059669;
}

.submit-modal.is-error .submit-modal-title {
  color: #dc2626;
}

.submit-modal-message {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.75;
  margin-bottom: 24px;
}

.submit-modal-box .btn {
  min-width: 120px;
}

/* ===== QR Code Modal ===== */
.qrcode-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.qrcode-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.qrcode-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.qrcode-modal-box {
  position: relative;
  z-index: 1;
  background: var(--color-white);
  border-radius: var(--radius-card);
  padding: 32px 12px 28px;
  box-shadow: var(--shadow-lg);
  text-align: center;
  max-width: 260px;
  width: 100%;
  transform: scale(0.92) translateY(12px);
  transition: transform var(--transition);
}

.qrcode-modal.is-open .qrcode-modal-box {
  transform: scale(1) translateY(0);
}

.qrcode-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: 1.375rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), color var(--transition);
}

.qrcode-modal-close:hover {
  background: var(--color-border);
  color: var(--color-text);
}

.qrcode-modal-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  margin-top: -14px;
}

.qrcode-modal-img {
  display: block;
  width: 220px;
  height: 220px;
  margin: 0 auto;
  object-fit: contain;
  border-radius: 8px;
  padding-bottom: 20px;
}

.qrcode-modal-img[hidden] {
  display: none;
}

.qrcode-modal-text {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.75;
  padding: 8px 16px 20px;
}

.qrcode-modal-text[hidden] {
  display: none;
}

.qrcode-modal-box.is-text {
  max-width: 360px;
  padding: 32px 24px 28px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.8125rem;
  opacity: 0.65;
}

.footer-icp {
  margin-top: 4px;
}
.footer-icp a:hover{
  text-decoration: underline;
}
.footer-logo-wrap{
  display: flex;
  align-items: center;
}

.footer-nav ul{
  display: flex;
}

.footer-logo-img{
  width: 128px;
}
/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .about-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-text .section-title {
    text-align: center;
  }

  .about-text p {
    text-align: center;
  }

  .team-keywords {
    justify-content: center;
  }

  .contact-inner {
    grid-template-columns: 1fr;
  }

  .process-connector {
    display: none;
  }

  .process-steps {
    flex-direction: column;
    align-items: center;
    gap: 32px;
  }

  .process-step {
    max-width: 320px;
  }
}

@media (max-width: 768px) {
  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 24px;
    transform: translateY(-110%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
    justify-content: flex-start;
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    width: 100%;
  }

  .nav-link {
    display: block;
    padding: 12px 16px;
  }

  .hamburger {
    display: flex;
  }

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

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-nav ul {
    align-items: center;
  }

  .social-icons {
    justify-content: center;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-carousel {
    padding: 0 36px;
  }

  .hero-viewport {
    padding: 8px 0;
  }

  .hero-slide {
    grid-template-columns: 1fr;
    gap: 24px;
    min-height: auto;
    padding: 8px 16px;
  }

  .hero-title {
    white-space: normal;
  }

  .hero-slide-visual {
    order: -1;
    justify-content: center;
    padding-left: 0;
  }

  .hero-visual-card {
    max-width: 100%;
    padding: 22px 18px;
  }

  .hero-arrow {
    width: 36px;
    height: 36px;
  }

  .hero-flow-item {
    min-width: 68px;
    padding: 12px 8px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .section {
    padding: 60px 0;
  }

  .contact-form {
    padding: 24px 20px;
  }
}