@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

:root {
  --brand-50: #eff8ff;
  --brand-100: #dbeefe;
  --brand-200: #bfe3fe;
  --brand-300: #93d2fd;
  --brand-400: #60b8fa;
  --brand-500: #3b98f5;
  --brand-600: #2579ea;
  --brand-700: #1d63d7;
  --brand-800: #1e51ae;
  --brand-900: #1e4689;
  --brand-950: #172c54;

  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --gray-950: #0a0f1a;

  --success-50: #f0fdf4;
  --success-500: #22c55e;
  --success-600: #16a34a;

  --error-50: #fef2f2;
  --error-500: #ef4444;
  --error-600: #dc2626;

  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  --shadow-card: 0 1px 3px 0 rgb(0 0 0 / 0.06), 0 1px 2px -1px rgb(0 0 0 / 0.06);
  --shadow-card-hover: 0 10px 25px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.04);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--gray-800);
  line-height: 1.6;
  overflow-x: hidden;
}

::selection {
  background: var(--brand-100);
  color: var(--brand-900);
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  letter-spacing: -0.02em;
}

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

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

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
}

/* ===== UTILITIES ===== */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

@media (min-width: 640px) {
  .container { padding: 0 24px; }
}

@media (min-width: 1024px) {
  .container { padding: 0 32px; }
}

.section {
  padding: 80px 0;
}

@media (min-width: 1024px) {
  .section { padding: 112px 0; }
}

.section-label {
  display: inline-block;
  padding: 6px 16px;
  margin-bottom: 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--brand-700);
  background: var(--brand-50);
  border-radius: 100px;
}

.section-title {
  font-size: 1.875rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 20px;
}

@media (min-width: 640px) {
  .section-title { font-size: 2.25rem; }
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--gray-500);
  line-height: 1.7;
}

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-xl);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--brand-600);
  color: #fff;
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.1);
}

.btn-primary:hover {
  background: var(--brand-700);
  box-shadow: 0 4px 12px rgb(37 121 234 / 0.3);
  transform: translateY(-1px);
}

.btn-secondary {
  background: #fff;
  color: var(--gray-800);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-card);
}

.btn-secondary:hover {
  border-color: var(--gray-300);
  background: var(--gray-50);
  transform: translateY(-1px);
}

.btn-ghost {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.2);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.2);
}

.btn-dark {
  background: var(--gray-900);
  color: #fff;
}

.btn-dark:hover {
  background: var(--gray-800);
  transform: translateY(-1px);
}

.btn-full { width: 100%; }

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: all 0.3s ease;
}

.header.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.06);
  border-bottom: 1px solid var(--gray-100);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

@media (min-width: 1024px) {
  .header-inner { height: 72px; }
}

.logo {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #fff;
  transition: color 0.3s;
}

.header.scrolled .logo { color: var(--gray-900); }

.logo-accent {
  color: var(--brand-300);
  transition: color 0.3s;
}

.header.scrolled .logo-accent { color: var(--brand-600); }

.nav-desktop {
  display: none;
  align-items: center;
  gap: 4px;
}

@media (min-width: 1024px) {
  .nav-desktop { display: flex; }
}

.nav-link {
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  border-radius: var(--radius-lg);
  transition: all 0.2s;
}

.nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.header.scrolled .nav-link {
  color: var(--gray-600);
}

.header.scrolled .nav-link:hover {
  color: var(--gray-900);
  background: var(--gray-50);
}

.header-actions {
  display: none;
  align-items: center;
  gap: 12px;
}

@media (min-width: 1024px) {
  .header-actions { display: flex; }
}

.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  border-radius: var(--radius-lg);
  transition: all 0.2s;
}

.header-phone:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.header.scrolled .header-phone {
  color: var(--gray-600);
}

.header.scrolled .header-phone:hover {
  color: var(--gray-900);
  background: var(--gray-50);
}

.header-cta {
  padding: 10px 20px;
  font-size: 0.8125rem;
}

.mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  color: #fff;
  transition: all 0.2s;
}

.header.scrolled .mobile-toggle { color: var(--gray-700); }
.mobile-toggle:hover { background: rgba(255,255,255,0.1); }
.header.scrolled .mobile-toggle:hover { background: var(--gray-100); }

@media (min-width: 1024px) {
  .mobile-toggle { display: none; }
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: #fff;
  z-index: 99;
  padding: 24px;
  flex-direction: column;
  gap: 4px;
}

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

@media (min-width: 1024px) {
  .mobile-menu { display: none !important; }
}

.mobile-nav-link {
  display: block;
  padding: 12px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-700);
  border-radius: var(--radius-xl);
  transition: all 0.2s;
}

.mobile-nav-link:hover {
  color: var(--gray-900);
  background: var(--gray-50);
}

.mobile-menu-actions {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--gray-100);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--gray-900) 0%, #1a2332 50%, var(--brand-950) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top right, rgba(37, 121, 234, 0.15), transparent 60%);
}

.hero-content {
  position: relative;
  max-width: 720px;
  padding-top: 112px;
  padding-bottom: 80px;
}

@media (min-width: 1024px) {
  .hero-content {
    padding-top: 128px;
    padding-bottom: 112px;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  margin-bottom: 24px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--brand-200);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand-400);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-title {
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

@media (min-width: 640px) { .hero-title { font-size: 2.5rem; } }
@media (min-width: 768px) { .hero-title { font-size: 3.25rem; } }

.hero-title-accent { color: var(--brand-400); }

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--gray-300);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 600px;
}

@media (min-width: 640px) { .hero-subtitle { font-size: 1.25rem; } }

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

@media (min-width: 640px) {
  .hero-buttons {
    flex-direction: row;
    gap: 16px;
  }
}

.hero-buttons .btn { padding: 16px 28px; }

.hero-trust {
  font-size: 0.875rem;
  color: var(--gray-400);
  max-width: 520px;
  line-height: 1.6;
}

/* ===== PROBLEMS ===== */
.problems-section {
  background: #fff;
}

.problems-intro {
  max-width: 720px;
  margin: 0 auto 64px;
}

.problem-grid, .solution-grid {
  display: grid;
  gap: 16px;
}

@media (min-width: 640px) { .problem-grid, .solution-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .problem-grid, .solution-grid { grid-template-columns: repeat(3, 1fr); } }

.grid-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  text-align: center;
}

.grid-label.problems { color: var(--error-600); }
.grid-label.solutions { color: var(--success-600); }

.problem-card {
  padding: 20px;
  border-radius: var(--radius-2xl);
  border: 1px solid #fecaca;
  background: #fef2f2;
  transition: background 0.2s;
}

.problem-card:hover { background: #fee2e2; }

.solution-card {
  padding: 20px;
  border-radius: var(--radius-2xl);
  border: 1px solid #bbf7d0;
  background: #f0fdf4;
  transition: background 0.2s;
}

.solution-card:hover { background: #dcfce7; }

.card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.problem-card .card-icon {
  background: #fecaca;
}

.solution-card .card-icon {
  background: #bbf7d0;
}

.card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.card-desc {
  font-size: 0.8125rem;
  color: var(--gray-500);
  line-height: 1.6;
}

.solutions-block {
  margin-top: 48px;
}

/* ===== PACKAGES ===== */
.packages-section {
  background: var(--gray-50);
}

.packages-grid {
  display: grid;
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
  align-items: start;
}

@media (min-width: 1024px) {
  .packages-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
}

.package-card {
  position: relative;
  border-radius: var(--radius-2xl);
  padding: 28px;
  transition: all 0.3s;
  background: #fff;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-card);
}

.package-card:hover { box-shadow: var(--shadow-card-hover); }

.package-card.featured {
  background: var(--gray-900);
  color: #fff;
  border: 2px solid var(--brand-500);
  box-shadow: var(--shadow-card-hover);
}

@media (min-width: 1024px) {
  .package-card.featured { transform: scale(1.04); }
}

.package-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 16px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--brand-500);
  color: #fff;
  border-radius: 100px;
  box-shadow: 0 4px 8px rgb(37 121 234 / 0.3);
}

.package-name {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.package-card.featured .package-name { color: #fff; }

.package-for {
  font-size: 0.8125rem;
  color: var(--gray-500);
  margin-bottom: 20px;
}

.package-card.featured .package-for { color: var(--gray-400); }

.package-price {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.package-card.featured .package-price { color: #fff; }

.package-price-label {
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-500);
}

.package-card.featured .package-price-label { color: var(--gray-400); }

.package-monthly {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--brand-600);
  margin-bottom: 24px;
}

.package-card.featured .package-monthly { color: var(--brand-300); }

.package-divider {
  border: none;
  border-top: 1px solid var(--gray-100);
  margin-bottom: 24px;
}

.package-card.featured .package-divider { border-color: var(--gray-700); }

.package-features {
  list-style: none;
  margin-bottom: 32px;
}

.package-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 6px 0;
  font-size: 0.8125rem;
  color: var(--gray-600);
  line-height: 1.5;
}

.package-card.featured .package-features li { color: var(--gray-300); }

.package-features li::before {
  content: '✓';
  flex-shrink: 0;
  font-weight: 700;
  color: var(--success-500);
  margin-top: 1px;
}

.package-card.featured .package-features li::before { color: var(--brand-400); }

.package-cta {
  width: 100%;
  padding: 14px;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-xl);
  transition: all 0.2s;
}

.package-card .package-cta {
  background: var(--gray-900);
  color: #fff;
}

.package-card .package-cta:hover {
  background: var(--gray-800);
}

.package-card.featured .package-cta {
  background: var(--brand-500);
  color: #fff;
}

.package-card.featured .package-cta:hover {
  background: var(--brand-400);
}

.packages-note {
  text-align: center;
  font-size: 0.875rem;
  color: var(--gray-400);
  margin-top: 32px;
}

/* ===== PROCESS ===== */
.process-section {
  background: #fff;
}

.process-steps {
  max-width: 640px;
  margin: 0 auto;
}

.process-step {
  display: flex;
  gap: 20px;
  position: relative;
}

@media (min-width: 640px) { .process-step { gap: 24px; } }

.step-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.step-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  background: var(--brand-50);
  color: var(--brand-600);
  border: 1px solid var(--brand-100);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.step-line {
  width: 2px;
  flex: 1;
  background: linear-gradient(to bottom, var(--brand-200), transparent);
  margin: 8px 0;
}

.step-content {
  padding-bottom: 40px;
}

.process-step:last-child .step-content { padding-bottom: 0; }
.process-step:last-child .step-line { display: none; }

.step-number {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--brand-500);
  margin-bottom: 6px;
}

.step-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 6px;
}

.step-desc {
  font-size: 0.9375rem;
  color: var(--gray-500);
  line-height: 1.6;
}

.process-cta-box {
  max-width: 640px;
  margin: 56px auto 0;
  padding: 32px;
  border-radius: var(--radius-2xl);
  background: var(--brand-50);
  border: 1px solid var(--brand-100);
  text-align: center;
}

.process-cta-box h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.process-cta-box p {
  color: var(--gray-500);
  margin-bottom: 20px;
}

/* ===== EXAMPLES ===== */
.examples-section {
  background: var(--gray-50);
}

.examples-grid {
  display: grid;
  gap: 24px;
  max-width: 960px;
  margin: 0 auto 48px;
}

@media (min-width: 768px) {
  .examples-grid { grid-template-columns: repeat(3, 1fr); }
}

.example-card {
  background: #fff;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: all 0.3s;
}

.example-card:hover { box-shadow: var(--shadow-card-hover); }

.example-preview {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--gray-100), var(--gray-50));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.example-preview::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 60% 40%, var(--brand-50), transparent 60%);
  opacity: 0.6;
}

.example-icon {
  position: relative;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-2xl);
  background: #fff;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.example-tag {
  position: relative;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--brand-600);
  background: var(--brand-50);
  padding: 4px 12px;
  border-radius: 100px;
}

.example-body {
  padding: 20px;
}

.example-body h3 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 6px;
}

.example-body p {
  font-size: 0.8125rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ===== WHY / ABOUT ===== */
.why-section {
  background: #fff;
}

.why-grid {
  display: grid;
  gap: 20px;
  max-width: 960px;
  margin: 0 auto 80px;
}

@media (min-width: 640px) { .why-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .why-grid { grid-template-columns: repeat(3, 1fr); } }

.why-card {
  padding: 24px;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--gray-100);
  background: #fff;
  transition: all 0.2s;
}

.why-card:hover {
  border-color: var(--brand-100);
  background: rgba(239, 248, 255, 0.3);
  box-shadow: var(--shadow-card);
}

.why-card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  background: var(--brand-50);
  color: var(--brand-600);
  font-size: 1.25rem;
  margin-bottom: 16px;
}

.why-card h3 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 6px;
}

.why-card p {
  font-size: 0.8125rem;
  color: var(--gray-500);
  line-height: 1.6;
}

.about-box {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px;
  border-radius: var(--radius-2xl);
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
}

@media (min-width: 640px) { .about-box { padding: 48px; } }

.about-inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

@media (min-width: 640px) {
  .about-inner { flex-direction: row; gap: 40px; }
}

.about-avatar {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-2xl);
  background: var(--brand-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-700);
  font-weight: 800;
  font-size: 1.5rem;
}

.about-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.about-content p {
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 12px;
}

.about-content p:last-child { margin-bottom: 0; }

/* ===== FAQ ===== */
.faq-section {
  background: var(--gray-50);
}

.faq-list {
  max-width: 640px;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-card);
  padding: 24px 32px;
}

.faq-item {
  border-bottom: 1px solid var(--gray-100);
}

.faq-item:last-child { border-bottom: none; }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  text-align: left;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--gray-900);
  cursor: pointer;
  transition: color 0.2s;
}

.faq-question:hover { color: var(--brand-700); }

.faq-chevron {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--gray-400);
  transition: transform 0.2s, color 0.2s;
}

.faq-item.open .faq-chevron {
  transform: rotate(180deg);
  color: var(--brand-500);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows 0.2s, opacity 0.2s;
}

.faq-item.open .faq-answer {
  grid-template-rows: 1fr;
  opacity: 1;
}

.faq-answer-inner {
  overflow: hidden;
}

.faq-answer p {
  padding-bottom: 20px;
  padding-right: 32px;
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ===== CONTACT ===== */
.contact-section {
  background: #fff;
}

.contact-grid {
  display: grid;
  gap: 48px;
  max-width: 960px;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 2fr 3fr;
    gap: 64px;
  }
}

.contact-info h2 {
  font-size: 1.875rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 20px;
}

@media (min-width: 640px) { .contact-info h2 { font-size: 2.25rem; } }

.contact-info > p {
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 32px;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-xl);
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  transition: all 0.2s;
}

a.contact-card:hover {
  border-color: var(--brand-200);
  background: rgba(239, 248, 255, 0.5);
}

.contact-card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--brand-100);
  color: var(--brand-600);
  font-size: 1rem;
}

.contact-card-label {
  font-size: 0.6875rem;
  color: var(--gray-400);
  font-weight: 500;
}

.contact-card-value {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-900);
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  gap: 16px;
}

@media (min-width: 640px) {
  .form-row { grid-template-columns: 1fr 1fr; }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gray-700);
}

.form-label .required {
  color: var(--error-500);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  background: #fff;
  font-size: 0.875rem;
  color: var(--gray-900);
  transition: all 0.2s;
  outline: none;
}

.form-input::placeholder { color: var(--gray-400); }

.form-input:focus {
  border-color: var(--brand-500);
  box-shadow: 0 0 0 3px rgba(37, 121, 234, 0.1);
}

textarea.form-input {
  resize: none;
  min-height: 100px;
}

.form-submit {
  margin-top: 4px;
}

.form-note {
  font-size: 0.75rem;
  color: var(--gray-400);
  text-align: center;
}

.form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px;
  border-radius: var(--radius-2xl);
  background: var(--success-50);
  border: 1px solid #bbf7d0;
}

.form-success-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.form-success h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.form-success p {
  color: var(--gray-600);
}

/* ===== CTA SECTION ===== */
.cta-section {
  padding: 80px 0;
  background: var(--gray-900);
  position: relative;
  overflow: hidden;
}

@media (min-width: 1024px) { .cta-section { padding: 96px 0; } }

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at bottom left, rgba(37, 121, 234, 0.2), transparent 60%);
}

.cta-inner {
  position: relative;
  text-align: center;
}

.cta-inner h2 {
  font-size: 1.875rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 20px;
}

@media (min-width: 640px) { .cta-inner h2 { font-size: 2.25rem; } }

.cta-inner > p {
  font-size: 1.125rem;
  color: var(--gray-400);
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

.cta-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

@media (min-width: 640px) {
  .cta-buttons { flex-direction: row; justify-content: center; }
}

.cta-buttons .btn { padding: 16px 32px; }

/* ===== FOOTER ===== */
.footer {
  background: var(--gray-900);
  color: #fff;
  padding: 56px 0;
}

@media (min-width: 1024px) { .footer { padding: 64px 0; } }

.footer-grid {
  display: grid;
  gap: 40px;
}

@media (min-width: 640px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; } }

.footer-brand p {
  font-size: 0.875rem;
  color: var(--gray-400);
  line-height: 1.6;
  margin-top: 12px;
  max-width: 280px;
}

.footer-heading {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-300);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--gray-400);
  transition: color 0.2s;
}

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

.footer-contact-link {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--gray-400);
  transition: color 0.2s;
}

.footer-contact-link:hover { color: #fff; }

.footer-bottom {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

@media (min-width: 640px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; }
}

.footer-bottom p {
  font-size: 0.8125rem;
  color: var(--gray-500);
}

.back-to-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--gray-400);
  transition: color 0.2s;
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
}

.back-to-top:hover { color: #fff; }

/* ===== HIDDEN ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}