/* ═══════════════════════════════════════════════════════════════
   Jing Shen — Design System & Styles
   邯郸市靖慎信息科技有限公司
   ═══════════════════════════════════════════════════════════════ */

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  /* Palette — strong contrast, no rgba for text */
  --color-primary: #081028;
  --color-primary-alt: #0f1d3d;
  --color-secondary: #14264f;
  --color-accent: #00d4aa;
  --color-accent-dark: #00a885;
  --color-accent-glow: #00f0c0;
  --color-warm: #ff6b4a;
  --color-warm-dark: #e55a3a;
  --color-surface: #ffffff;
  --color-surface-alt: #f6f8fc;
  --color-surface-muted: #edf1f7;
  --color-text: #0d1117;
  --color-text-secondary: #3d4555;
  --color-text-muted: #6b7280;
  --color-text-inverse: #ffffff;
  --color-border: #dde3ed;
  --color-border-light: #e9eef5;
  --color-success: #10b981;
  --color-error: #ef4444;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-cjk: 'Noto Sans SC', var(--font-sans);
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
  --font-body: var(--font-sans);

  /* Sizing */
  --container-max: 1200px;
  --container-narrow: 800px;
  --container-padding: clamp(1rem, 5vw, 2.5rem);
  --section-gap: clamp(3rem, 8vw, 7rem);

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows — distinct, no blur madness */
  --shadow-sm: 0 1px 2px 0 #00000014;
  --shadow-md: 0 4px 12px 0 #00000014;
  --shadow-lg: 0 8px 30px 0 #00000014;
  --shadow-xl: 0 16px 48px 0 #0810281a;
  --shadow-glow: 0 0 24px 0 #00d4aa33;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.body--nav-open {
  overflow: hidden;
}

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

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

ul {
  list-style: none;
}

/* ── Utility ───────────────────────────────────────────────── */
.section-container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--section-gap);
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border-light);
  padding: 0.35em 0.85em;
  border-radius: 999px;
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 560px;
  margin: 0 auto;
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9375rem;
  line-height: 1;
  padding: 0.85em 1.6em;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

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

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: var(--color-primary);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.btn-outline {
  color: var(--color-text-inverse);
  background: transparent;
  border-color: #ffffff44;
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background: #ffffff14;
  border-color: #ffffff88;
}

.btn-lg {
  font-size: 1.0625rem;
  padding: 1em 2em;
  border-radius: var(--radius-md);
}

/* ── Navigation ────────────────────────────────────────────── */
.nav-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.nav-header--scrolled {
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid var(--color-border-light);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.25rem;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  z-index: 1001;
}

.logo-icon {
  display: flex;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-brand {
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--color-text-inverse);
  transition: color var(--transition-base);
}

.nav-header--scrolled .logo-brand {
  color: var(--color-primary);
}

.logo-sub {
  font-family: var(--font-cjk);
  font-size: 0.7rem;
  font-weight: 500;
  color: #ffffffaa;
  letter-spacing: 0.04em;
}

.nav-header--scrolled .logo-sub {
  color: var(--color-text-muted);
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5em 0.9em;
  border-radius: var(--radius-sm);
  color: #ffffffcc;
  transition: all var(--transition-fast);
}

.nav-header--scrolled .nav-link {
  color: var(--color-text-secondary);
}

.nav-link:hover,
.nav-link--active {
  color: var(--color-accent);
  background: #ffffff10;
}

.nav-header--scrolled .nav-link:hover,
.nav-header--scrolled .nav-link--active {
  color: var(--color-accent-dark);
  background: var(--color-surface-alt);
}

.nav-link-cta {
  background: var(--color-accent);
  color: var(--color-primary);
  font-weight: 600;
  padding: 0.5em 1.2em;
  border-radius: var(--radius-sm);
  margin-left: 0.25rem;
}

.nav-link-cta:hover {
  background: var(--color-accent-dark);
  color: var(--color-primary);
}

/* Nav Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 1001;
}

.nav-toggle-bar {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--color-text-inverse);
  border-radius: 2px;
  transition: all var(--transition-base);
  transform-origin: center;
}

.nav-header--scrolled .nav-toggle-bar {
  background: var(--color-text);
}

/* ── Hero ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  overflow: hidden;
  padding: 7rem 0 5rem;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, #00d4aa18 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, #008bb822 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, #ffffff05 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: space-evenly;
  pointer-events: none;
  opacity: 0.06;
}

.hero-grid-line {
  width: 1px;
  background: var(--color-text-inverse);
}

.hero-container {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
  padding: 0 var(--container-padding);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 999px;
  padding: 0.4em 1em;
  margin-bottom: 2rem;
  letter-spacing: 0.03em;
}

.hero-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
  display: inline-block;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero-heading {
  font-size: clamp(2.25rem, 6vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-text-inverse);
  margin-bottom: 1.5rem;
}

.hero-line {
  display: block;
}

.hero-line-accent {
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: #bcc5d4;
  line-height: 1.6;
  max-width: 580px;
  margin: 0 auto 2.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  padding-top: 2rem;
  border-top: 1px solid #ffffff18;
}

.hero-stat {
  text-align: center;
}

.hero-stat-num {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-text-inverse);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 0.3rem;
}

.hero-stat-plus,
.hero-stat-pct {
  font-weight: 600;
  color: var(--color-accent);
}

.hero-stat-label {
  display: block;
  font-size: 0.8125rem;
  color: #8899aa;
  font-weight: 500;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: #ffffff20;
}

.hero-shape {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  line-height: 0;
  pointer-events: none;
}

.hero-shape svg {
  width: 100%;
  height: auto;
}

/* ── Services ──────────────────────────────────────────────── */
.services {
  padding: var(--section-gap) 0;
  background: var(--color-surface);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.service-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-accent-dark);
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}

.service-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.6rem;
}

.service-desc {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.service-features {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.service-features li {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  padding-left: 1.3em;
  position: relative;
}

.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--color-accent-dark);
}

/* ── About ─────────────────────────────────────────────────── */
.about {
  padding: var(--section-gap) 0;
  background: var(--color-surface-alt);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.about-content .section-tag {
  margin-bottom: 0.75rem;
}

.about-content .section-title {
  text-align: left;
  margin-bottom: 1.25rem;
}

.about-text {
  font-size: 1.02rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.about-values {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.about-value {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.about-value-icon {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-primary);
  margin-top: 0.15rem;
}

.about-value strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.15rem;
}

.about-value p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* About Visual */
.about-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-card {
  position: relative;
  z-index: 2;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  width: 100%;
  max-width: 320px;
}

.about-card-accent {
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-warm));
}

.about-card-body {
  padding: 1.75rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.about-card-stat {
  text-align: center;
}

.about-card-num {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.3rem;
}

.about-card-lbl {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.about-deco {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 160px;
  height: 160px;
  z-index: 1;
  opacity: 0.5;
}

/* ── Process ───────────────────────────────────────────────── */
.process {
  padding: var(--section-gap) 0;
  background: var(--color-surface);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 2rem;
}

.process-step {
  position: relative;
  padding-top: 0.5rem;
}

.process-step-num {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent-dark);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border-light);
  display: inline-block;
  padding: 0.3em 0.7em;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.process-step-line {
  position: absolute;
  top: 1.2rem;
  left: 3.5rem;
  right: -1rem;
  height: 1px;
  background: var(--color-border);
  display: none;
}

.process-step-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.process-step-desc {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 0.85rem;
}

.process-step-items {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.process-step-items li {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  padding-left: 1.2em;
  position: relative;
}

.process-step-items li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-accent-dark);
}

@media (min-width: 900px) {
  .process-step-line {
    display: block;
  }
  .process-step:last-child .process-step-line {
    display: none;
  }
}

/* ── Industries ────────────────────────────────────────────── */
.industries {
  padding: var(--section-gap) 0;
  background: var(--color-surface-alt);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
  gap: 1.25rem;
}

.industry-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: all var(--transition-base);
}

.industry-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.industry-icon {
  color: var(--color-accent-dark);
  margin-bottom: 1rem;
}

.industry-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}

.industry-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
}

/* ── Stats ─────────────────────────────────────────────────── */
.stats {
  padding: calc(var(--section-gap) * 0.75) 0;
  background: var(--color-primary);
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 50%, #00d4aa14 0%, transparent 50%),
    radial-gradient(circle at 90% 50%, #008bb814 0%, transparent 50%);
  pointer-events: none;
}

.stats-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  position: relative;
  z-index: 1;
}

.stat-item {
  text-align: center;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.15rem;
}

.stat-number {
  font-size: 3.25rem;
  font-weight: 900;
  color: var(--color-text-inverse);
  line-height: 1;
  letter-spacing: -0.03em;
}

.stat-suffix {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
}

.stat-label {
  display: block;
  width: 100%;
  font-size: 0.875rem;
  font-weight: 500;
  color: #8799b0;
  margin-top: 0.4rem;
  letter-spacing: 0.02em;
}

/* ── CTA Section ───────────────────────────────────────────── */
.cta-section {
  padding: var(--section-gap) 0;
  background: var(--color-surface);
}

.cta-card {
  position: relative;
  background: var(--color-primary);
  border-radius: var(--radius-xl);
  padding: clamp(2.5rem, 6vw, 4.5rem);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 700px) {
  .cta-card {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }
}

.cta-content {
  position: relative;
  z-index: 2;
}

.cta-title {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 800;
  color: var(--color-text-inverse);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
}

.cta-desc {
  font-size: 1.0625rem;
  color: #bcc5d4;
  line-height: 1.6;
  margin-bottom: 1.75rem;
  max-width: 480px;
}

.cta-visual {
  position: relative;
  height: 200px;
  display: none;
}

@media (min-width: 700px) {
  .cta-visual {
    display: block;
  }
}

.cta-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.cta-orb-1 {
  width: 140px;
  height: 140px;
  background: var(--color-accent);
  opacity: 0.12;
  top: 10px;
  right: 20px;
  animation: orb-float 6s ease-in-out infinite;
}

.cta-orb-2 {
  width: 90px;
  height: 90px;
  background: var(--color-warm);
  opacity: 0.1;
  top: 60px;
  right: 100px;
  animation: orb-float 8s ease-in-out infinite 1s;
}

.cta-orb-3 {
  width: 60px;
  height: 60px;
  background: var(--color-accent-glow);
  opacity: 0.15;
  top: 90px;
  right: 40px;
  animation: orb-float 5s ease-in-out infinite 0.5s;
}

@keyframes orb-float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-12px) scale(1.05); }
}

/* ── Contact ───────────────────────────────────────────────── */
.contact {
  padding: var(--section-gap) 0;
  background: var(--color-surface-alt);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 850px) {
  .contact-grid {
    grid-template-columns: 1fr 1.2fr;
  }
}

.contact-info .section-title {
  text-align: left;
}

.contact-desc {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-detail {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.contact-detail-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-accent-dark);
}

.contact-detail strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.15rem;
}

.contact-detail span {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.45;
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 500px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
}

.form-input {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--color-text);
  background: var(--color-surface-alt);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.7em 0.9em;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  width: 100%;
}

.form-input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.form-input:focus {
  border-color: var(--color-accent-dark);
  box-shadow: 0 0 0 3px #00d4aa22;
}

.form-input--error {
  border-color: var(--color-error);
}

.form-input--error:focus {
  box-shadow: 0 0 0 3px #ef444422;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9em center;
  padding-right: 2.5em;
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 110px;
}

.form-error {
  font-size: 0.8125rem;
  color: var(--color-error);
  min-height: 0;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.form-error--visible {
  opacity: 1;
}

.form-submit-row {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.form-submit {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 180px;
  align-self: flex-start;
}

.form-submit-loader {
  position: absolute;
  display: none;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.form-submit-text {
  transition: opacity var(--transition-fast);
}

.form-note {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.form-note a {
  color: var(--color-accent-dark);
  text-decoration: underline;
}

.form-note a:hover {
  color: var(--color-primary);
}

.form-success {
  text-align: center;
  padding: 2rem 1rem;
}

.form-success svg {
  margin: 0 auto 1rem;
}

.form-success h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.form-success p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ── Footer ────────────────────────────────────────────────── */
.footer {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.footer-top {
  padding: 3.5rem 0 2.5rem;
  border-bottom: 1px solid #ffffff10;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2.5rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-text-inverse);
}

.footer-desc {
  font-size: 0.9rem;
  color: #98a6b8;
  line-height: 1.55;
  max-width: 280px;
}

.footer-heading {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.footer-link {
  display: block;
  font-size: 0.9rem;
  color: #98a6b8;
  padding: 0.3em 0;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-accent);
}

.footer-bottom {
  padding: 1.5rem 0;
}

.footer-bottom-content {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-bottom-content p {
  font-size: 0.8125rem;
  color: #6b7888;
}

.footer-bottom-addr {
  font-size: 0.75rem;
}

/* ── Legal Pages ───────────────────────────────────────────── */
.page-legal {
  background: var(--color-surface);
}

.legal-main {
  padding: 6rem 0 var(--section-gap);
}

.legal-content {
  max-width: var(--container-narrow);
  margin: 0 auto;
}

.legal-content h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 900;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.legal-date {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
}

.legal-section {
  margin-bottom: 2rem;
}

.legal-section h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border-light);
}

.legal-section h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin: 1rem 0 0.5rem;
}

.legal-section p {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 0.85rem;
}

.legal-section ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 0.85rem;
}

.legal-section li {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: 0.4rem;
}

.legal-section strong {
  color: var(--color-primary);
}

/* ── Mobile Navigation ─────────────────────────────────────── */
@media (max-width: 767px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    inset: 0;
    background: var(--color-primary);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
  }

  .nav-links--open {
    opacity: 1;
    pointer-events: auto;
  }

  .nav-link {
    font-size: 1.25rem;
    padding: 0.6em 1.2em;
  }

  .nav-link-cta {
    margin-left: 0;
    margin-top: 0.5rem;
  }
}

@media (min-width: 768px) {
  .process-steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ── About Grid Stack on Mobile ────────────────────────────── */
@media (max-width: 749px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-visual {
    order: -1;
    margin-bottom: 1rem;
  }

  .about-deco {
    display: none;
  }
}

/* ── Hero Stats on Mobile ──────────────────────────────────── */
@media (max-width: 500px) {
  .hero-stats {
    gap: 1.25rem;
  }

  .hero-stat-divider {
    display: none;
  }

  .stat-number {
    font-size: 2.5rem;
  }
}

/* ── Focus ─────────────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ── Selection ─────────────────────────────────────────────── */
::selection {
  background: var(--color-accent);
  color: var(--color-primary);
}