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

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #3b82f6;
  --color-navy: #0f172a;
  --color-navy-light: #1e293b;
  --color-accent: #10b981;
  --color-accent-dark: #059669;

  --color-text: #334155;
  --color-text-light: #64748b;
  --color-text-dark: #0f172a;
  --color-heading: #0f172a;

  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-bg-subtle: #f1f5f9;
  --color-border: #e2e8f0;

  --color-white: #ffffff;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 1.875rem;
  --fs-4xl: 2.25rem;
  --fs-5xl: 3rem;

  --leading-tight: 1.25;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --max-width: 1140px;
  --nav-height: 72px;
}

/* ── Reset ─────────────────────────────────────────────── */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-primary-dark);
}

::selection {
  background: rgba(37, 99, 235, 0.15);
  color: var(--color-text-dark);
}

/* ── Utilities ─────────────────────────────────────────── */

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

.section {
  padding: 80px 0;
}

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

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

.section-label {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.section--dark .section-label {
  color: var(--color-accent);
}

.section-title {
  font-size: var(--fs-3xl);
  font-weight: 700;
  color: var(--color-heading);
  line-height: var(--leading-tight);
  margin-bottom: 16px;
}

.section--dark .section-title {
  color: var(--color-white);
}

.section-subtitle {
  font-size: var(--fs-lg);
  color: var(--color-text-light);
  max-width: 640px;
  line-height: var(--leading-relaxed);
}

.section--dark .section-subtitle {
  color: #94a3b8;
}

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

.text-center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* ── Buttons ───────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  line-height: 1.4;
}

.btn:hover {
  text-decoration: none;
}

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

.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-1px);
}

.btn--white {
  background: var(--color-white);
  color: var(--color-navy);
  border-color: var(--color-white);
}

.btn--white:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-bg-alt);
  color: var(--color-navy);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn--accent:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--lg {
  padding: 14px 36px;
  font-size: var(--fs-lg);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ── Navigation ────────────────────────────────────────── */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-navy);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  height: var(--nav-height);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-white);
  font-size: var(--fs-xl);
  font-weight: 700;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-brand:hover {
  color: var(--color-white);
}

.nav-logo {
  height: 36px;
  width: auto;
  flex-shrink: 0;
  border-radius: 4px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 8px 16px;
  color: #cbd5e1;
  font-size: var(--fs-sm);
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color 0.2s ease, background 0.2s ease;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
}

.nav-cta {
  margin-left: 8px;
}

.nav-cta .btn {
  padding: 8px 20px;
  font-size: var(--fs-sm);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 24px;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}

/* ── Hero ──────────────────────────────────────────────── */

.hero {
  background: linear-gradient(135deg, var(--color-navy) 0%, #1e3a5f 50%, var(--color-navy-light) 100%);
  color: var(--color-white);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.hero-image {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.hero-label {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.hero-title {
  font-size: var(--fs-5xl);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-title span {
  color: var(--color-primary-light);
}

.hero-subtitle {
  font-size: var(--fs-xl);
  color: #94a3b8;
  line-height: var(--leading-relaxed);
  margin-bottom: 8px;
  max-width: 560px;
}

/* ── Service Cards ─────────────────────────────────────── */

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.service-card-icon {
  width: 48px;
  height: 48px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: var(--fs-xl);
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 10px;
}

.service-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin-bottom: 16px;
}

.service-card .card-link {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.service-card .card-link:hover {
  gap: 8px;
}

/* ── Why / Feature Grid ────────────────────────────────── */

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 48px;
}

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

.feature-icon {
  width: 56px;
  height: 56px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin: 0 auto 16px;
}

.section--alt .feature-icon {
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.feature-item h3 {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 8px;
}

.feature-item p {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  max-width: 320px;
  margin: 0 auto;
}

/* ── Blog Cards ────────────────────────────────────────── */

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
  margin-top: 40px;
}

.blog-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.blog-card-body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card-date {
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.blog-card-body h3 {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 10px;
  line-height: var(--leading-tight);
}

.blog-card-body h3 a {
  color: inherit;
  text-decoration: none;
}

.blog-card-body h3 a:hover {
  color: var(--color-primary);
}

.blog-card-body p {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  flex: 1;
}

.blog-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.tag {
  display: inline-block;
  background: var(--color-bg-subtle);
  color: var(--color-primary);
  padding: 3px 10px;
  border-radius: 100px;
  font-size: var(--fs-xs);
  font-weight: 500;
}

/* ── CTA Banner ────────────────────────────────────────── */

.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: 64px 0;
  text-align: center;
}

.cta-banner h2 {
  font-size: var(--fs-3xl);
  font-weight: 700;
  margin-bottom: 12px;
}

.cta-banner p {
  font-size: var(--fs-lg);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ── Services Detail Page ──────────────────────────────── */

.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.service-detail--reverse {
  direction: rtl;
}

.service-detail--reverse > * {
  direction: ltr;
}

.service-detail-content h2 {
  font-size: var(--fs-3xl);
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 16px;
  line-height: var(--leading-tight);
}

.service-detail-content p {
  font-size: var(--fs-base);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin-bottom: 16px;
}

.service-detail-content ul {
  list-style: none;
  margin: 20px 0;
}

.service-detail-content li {
  padding: 6px 0;
  font-size: var(--fs-sm);
  color: var(--color-text);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: var(--leading-relaxed);
}

.service-detail-content li::before {
  content: '\2713';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.service-detail-visual {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
}

.service-detail-visual img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

.service-visual-icon {
  font-size: 96px;
  opacity: 0.6;
  line-height: 1;
}

/* ── Blog Listing Page ─────────────────────────────────── */

.blog-header {
  margin-bottom: 40px;
}

/* ── Blog Post Page ────────────────────────────────────── */

.post-container {
  max-width: 760px;
  margin: 0 auto;
  padding: 60px 24px 80px;
}

.post-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

.post-back:hover {
  color: var(--color-primary);
}

.post-header {
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-border);
}

.post-header h1 {
  font-size: var(--fs-4xl);
  font-weight: 700;
  color: var(--color-heading);
  line-height: var(--leading-tight);
  margin-bottom: 12px;
}

.post-meta {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.post-body h2 {
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--color-heading);
  margin: 40px 0 16px;
}

.post-body h3 {
  font-size: var(--fs-xl);
  font-weight: 600;
  color: var(--color-heading);
  margin: 28px 0 12px;
}

.post-body p {
  margin: 14px 0;
  line-height: var(--leading-relaxed);
}

.post-body ul,
.post-body ol {
  margin: 14px 0;
  padding-left: 24px;
}

.post-body li {
  margin: 6px 0;
  line-height: var(--leading-relaxed);
}

.post-body strong {
  color: var(--color-text-dark);
  font-weight: 600;
}

.post-body code {
  background: var(--color-bg-subtle);
  color: var(--color-primary-dark);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.9em;
}

.post-body pre {
  background: var(--color-navy);
  color: #e2e8f0;
  padding: 20px 24px;
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  line-height: 1.7;
  margin: 20px 0;
}

.post-body blockquote {
  border-left: 3px solid var(--color-primary);
  padding: 12px 20px;
  margin: 20px 0;
  background: var(--color-bg-alt);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-text-light);
  font-style: italic;
}

.post-footer {
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}

/* ── Contact Page ──────────────────────────────────────── */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  margin-top: 40px;
}

.contact-info h3 {
  font-size: var(--fs-xl);
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 20px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 24px;
}

.contact-info-icon {
  width: 40px;
  height: 40px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.contact-info-item strong {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 2px;
}

.contact-info-item span,
.contact-info-item a {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
}

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

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

.form-group label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-heading);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ── About Page ────────────────────────────────────────── */

.about-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-hero-content h1 {
  font-size: var(--fs-4xl);
  font-weight: 700;
  color: var(--color-heading);
  line-height: var(--leading-tight);
  margin-bottom: 20px;
}

.about-hero-content p {
  font-size: var(--fs-base);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin-bottom: 14px;
}

.about-visual {
  background: linear-gradient(135deg, var(--color-navy) 0%, #1e3a5f 100%);
  border-radius: var(--radius-xl);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 340px;
  color: var(--color-white);
  text-align: center;
}

.about-visual-inner {
  max-width: 280px;
}

.about-visual-icon {
  font-size: 64px;
  margin-bottom: 20px;
}

.about-visual h3 {
  font-size: var(--fs-2xl);
  font-weight: 700;
  margin-bottom: 8px;
}

.about-visual p {
  font-size: var(--fs-sm);
  color: #94a3b8;
}

.tech-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.tech-tag {
  background: var(--color-bg-subtle);
  color: var(--color-text);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: var(--fs-sm);
  font-weight: 500;
  border: 1px solid var(--color-border);
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.mission-card {
  text-align: center;
  padding: 32px 24px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.mission-card-icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.mission-card h3 {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 8px;
}

.mission-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
}

/* ── Page Header (inner pages) ─────────────────────────── */

.page-header {
  background: var(--color-navy);
  color: var(--color-white);
  padding: 56px 0;
}

.page-header h1 {
  font-size: var(--fs-4xl);
  font-weight: 700;
  margin-bottom: 8px;
}

.page-header p {
  font-size: var(--fs-lg);
  color: #94a3b8;
  max-width: 560px;
}

/* ── Footer ────────────────────────────────────────────── */

.site-footer {
  background: var(--color-navy);
  color: #94a3b8;
  padding: 56px 0 32px;
}

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

.footer-brand {
  color: var(--color-white);
  font-size: var(--fs-xl);
  font-weight: 700;
  margin-bottom: 12px;
}

.footer-about {
  font-size: var(--fs-sm);
  line-height: var(--leading-relaxed);
  max-width: 300px;
}

.footer-heading {
  color: var(--color-white);
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #94a3b8;
  font-size: var(--fs-sm);
  transition: color 0.2s ease;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-xs);
}

.footer-bottom a {
  color: #94a3b8;
}

.footer-bottom a:hover {
  color: var(--color-white);
}

/* ── Responsive ────────────────────────────────────────── */

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 60px;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-navy);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    gap: 0;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 8px;
  }

  .nav-cta .btn {
    width: 100%;
    justify-content: center;
  }

  .nav-toggle {
    display: block;
  }

  .hero {
    padding: 60px 0 50px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-title {
    font-size: var(--fs-3xl);
  }

  .hero-subtitle {
    font-size: var(--fs-base);
  }

  .section {
    padding: 56px 0;
  }

  .section-title {
    font-size: var(--fs-2xl);
  }

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

  .features-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .feature-item {
    text-align: left;
    display: flex;
    gap: 16px;
    align-items: flex-start;
  }

  .feature-icon {
    margin: 0;
    flex-shrink: 0;
  }

  .feature-item p {
    max-width: none;
  }

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

  .service-detail {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .service-detail--reverse {
    direction: ltr;
  }

  .service-detail-visual {
    min-height: 200px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-hero {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-hero-content h1 {
    font-size: var(--fs-3xl);
  }

  .about-visual {
    min-height: 240px;
  }

  .mission-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .post-header h1 {
    font-size: var(--fs-3xl);
  }

  .page-header h1 {
    font-size: var(--fs-3xl);
  }

  .cta-banner h2 {
    font-size: var(--fs-2xl);
  }

  .btn-group {
    flex-direction: column;
    align-items: flex-start;
  }
}

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

  .hero {
    padding: 40px 0 36px;
  }

  .hero-title {
    font-size: var(--fs-2xl);
  }
}