/* ============================================
   Twinkle True North Consulting — Main Stylesheet
   ============================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
  --color-primary: #0a2540;
  --color-primary-light: #1a3a5c;
  --color-primary-dark: #061a2e;
  --color-accent: #2563eb;
  --color-accent-light: #3b82f6;
  --color-accent-dark: #1d4ed8;
  --color-accent-glow: rgba(37, 99, 235, 0.15);
  --color-accent-subtle: rgba(37, 99, 235, 0.08);
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-bg-dark: #0f172a;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-text-lighter: #94a3b8;
  --color-text-white: #f1f5f9;
  --color-border: #e2e8f0;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;

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

  --max-width: 1200px;
  --header-height: 80px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 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, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

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

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--color-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.section-tag {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.section-title {
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-light);
  max-width: 600px;
  line-height: 1.7;
}

/* --- Utility Classes --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

@media (max-width: 768px) {
  .container { padding: 0 1.25rem; }
}

.section {
  padding: 6rem 0;
}

@media (max-width: 768px) {
  .section { padding: 4rem 0; }
}

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

.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: white;
}

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

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

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  z-index: 1000;
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.logo-icon {
  width: 52px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.125rem;
  font-weight: 800;
}

.logo span {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-light);
  transition: color var(--transition);
  position: relative;
  padding: 0.25rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
  border-radius: 2px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  background: var(--color-accent);
  color: white !important;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all var(--transition);
}

.nav-cta::after { display: none !important; }

.nav-cta:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
  .menu-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    background: white;
    flex-direction: column;
    padding: 6rem 2rem 2rem;
    gap: 1.5rem;
    align-items: flex-start;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.08);
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .nav-links.open { right: 0; }

  .nav-links a { font-size: 1.125rem; }

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

/* --- Hero Section --- */
.hero {
  padding: 10rem 0 6rem;
  background: linear-gradient(135deg, var(--color-bg) 0%, #eef2ff 50%, var(--color-bg-alt) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem 0.375rem 0.5rem;
  background: var(--color-accent-subtle);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
}

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

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--color-accent), #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.125rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 2rem;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.9375rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-accent);
  color: white;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.35);
  color: white;
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-subtle);
  transform: translateY(-2px);
}

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

.btn-white:hover {
  background: var(--color-bg-alt);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.hero-stat-value {
  font-size: 1.875rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-top: 0.25rem;
}

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

.hero-card {
  width: 100%;
  max-width: 480px;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(226, 232, 240, 0.6);
  padding: 2rem;
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.hero-card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
}

.hero-card-status {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-success);
}

.hero-card-items {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.hero-card-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.875rem 1rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-accent);
}

.hero-card-item-icon {
  width: 32px;
  height: 32px;
  background: var(--color-accent-subtle);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.hero-card-item-content {
  flex: 1;
  min-width: 0;
}

.hero-card-item-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
}

.hero-card-item-desc {
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin-top: 1px;
}

.hero-card-item-check {
  width: 22px;
  height: 22px;
  background: var(--color-success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.75rem;
  flex-shrink: 0;
}

@media (max-width: 968px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero-visual { order: -1; }
  .hero-card { max-width: 100%; }
}

@media (max-width: 768px) {
  .hero { padding: 7rem 0 4rem; }
  .hero-stats { flex-direction: column; gap: 1.5rem; }
}

/* --- Trusted By / Social Proof --- */
.trusted-by {
  padding: 3rem 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.trusted-by-label {
  text-align: center;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-lighter);
  margin-bottom: 2rem;
}

.trusted-by-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  opacity: 0.5;
}

.trusted-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-light);
  letter-spacing: -0.02em;
}

/* --- Features / Value Prop --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card {
  padding: 2rem;
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.feature-card:hover {
  border-color: rgba(37, 99, 235, 0.2);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--color-accent-subtle);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.375rem;
  margin-bottom: 1.25rem;
}

.feature-card h3 {
  margin-bottom: 0.75rem;
}

.feature-card p {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

@media (max-width: 968px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .features-grid { grid-template-columns: 1fr; }
}

/* --- How It Works --- */
.how-it-works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
  position: relative;
}

.how-step {
  text-align: center;
  padding: 2.5rem 1.5rem;
  position: relative;
}

.how-step-number {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.375rem;
  font-weight: 800;
  margin: 0 auto 1.5rem;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.25);
}

.how-step h3 { margin-bottom: 0.75rem; }
.how-step p { font-size: 0.9375rem; color: var(--color-text-light); }

.how-step-arrow {
  position: absolute;
  top: 3rem;
  right: -1.5rem;
  font-size: 1.5rem;
  color: var(--color-text-lighter);
}

@media (max-width: 768px) {
  .how-it-works-grid { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
  .how-step-arrow { display: none; }
}

/* --- Services / Pricing --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
  align-items: stretch;
}

.pricing-card {
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 2.5rem 2rem;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.15);
  transform: translateY(-4px);
}

.pricing-card.featured {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent), var(--shadow-lg);
  transform: scale(1.03);
}

.pricing-card.featured:hover {
  transform: scale(1.03) translateY(-4px);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.25rem 1rem;
  border-radius: 9999px;
}

.pricing-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-light);
}

.pricing-desc {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
  flex: 1;
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.875rem;
  color: var(--color-text);
}

.pricing-features li::before {
  content: '✓';
  color: var(--color-success);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-card .btn {
  width: 100%;
  justify-content: center;
}

/* Add-Ons */
.addons-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.addon-card {
  padding: 1.5rem;
  background: white;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.addon-card:hover {
  border-color: rgba(37, 99, 235, 0.2);
  box-shadow: var(--shadow-md);
}

.addon-card h4 { margin-bottom: 0.5rem; }

.addon-card .addon-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.addon-card p {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

@media (max-width: 968px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 450px; margin-left: auto; margin-right: auto; }
  .pricing-card.featured { transform: none; }
  .pricing-card.featured:hover { transform: translateY(-4px); }
  .addons-grid { grid-template-columns: 1fr; max-width: 450px; margin-left: auto; margin-right: auto; }
}

/* --- About Page --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 4rem;
}

.expertise-areas {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.expertise-card {
  padding: 1.5rem;
  background: white;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.expertise-card:hover {
  border-color: rgba(37, 99, 235, 0.2);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.expertise-card-icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.expertise-card h4 { margin-bottom: 0.5rem; }

.expertise-card p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

@media (max-width: 768px) {
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-image { aspect-ratio: 16/9; }
  .expertise-areas { grid-template-columns: 1fr; }
}

/* --- Blog Page --- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.blog-card {
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition);
}

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

.blog-card-image {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.3);
  font-size: 2.5rem;
}

.blog-card-body {
  padding: 1.5rem;
}

.blog-card-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.blog-card h3 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.blog-card p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.blog-card-meta {
  font-size: 0.75rem;
  color: var(--color-text-lighter);
}

.blog-card-placeholder {
  text-align: center;
  padding: 4rem 2rem;
  grid-column: 1 / -1;
}

.blog-card-placeholder-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.3;
}

.blog-card-placeholder h3 {
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
}

.blog-card-placeholder p {
  color: var(--color-text-lighter);
  max-width: 400px;
  margin: 0 auto;
}

@media (max-width: 968px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .blog-grid { grid-template-columns: 1fr; }
}

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h2 {
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-method {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-method-icon {
  width: 44px;
  height: 44px;
  background: var(--color-accent-subtle);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-method h4 { margin-bottom: 0.25rem; }

.contact-method p {
  font-size: 0.9375rem;
  color: var(--color-text-light);
}

/* Contact Form */
.contact-form {
  background: white;
  padding: 2.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-family: var(--font-sans);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  background: var(--color-bg);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group .btn {
  width: 100%;
  justify-content: center;
  font-size: 1rem;
  padding: 1rem 2rem;
}

.form-success {
  display: none;
  text-align: center;
  padding: 3rem 2rem;
}

.form-success.show { display: block; }

.form-success-icon {
  width: 64px;
  height: 64px;
  background: rgba(16, 185, 129, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 1.25rem;
}

.form-success h3 { margin-bottom: 0.75rem; color: var(--color-success); }

.form-success p { color: var(--color-text-light); }

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
  .contact-form { padding: 1.5rem; }
}

/* --- CTA Section --- */
.cta-section {
  text-align: center;
  padding: 5rem 0;
}

.cta-section h2 {
  color: white;
  margin-bottom: 1rem;
}

.cta-section p {
  color: var(--color-text-lighter);
  font-size: 1.125rem;
  margin-bottom: 2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Footer --- */
.site-footer {
  background: var(--color-bg-dark);
  color: var(--color-text-lighter);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-top: 1rem;
  max-width: 320px;
}

.footer-col h4 {
  color: white;
  font-size: 0.875rem;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col a {
  color: var(--color-text-lighter);
  font-size: 0.9375rem;
}

.footer-col a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* --- Blog Article Pages --- */
.article-page {
  padding: 9rem 0 4rem;
}

.article-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 3rem;
}

.article-header .section-tag {
  margin-bottom: 1rem;
}

.article-header h1 {
  font-size: clamp(1.75rem, 3vw, 2.75rem);
  margin-bottom: 1rem;
  line-height: 1.3;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--color-text-lighter);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.article-meta span {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.article-tags {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.article-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--color-accent-subtle);
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
}

.article-body {
  max-width: 720px;
  margin: 0 auto;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text);
}

.article-body h2 {
  font-size: 1.625rem;
  margin: 2.5rem 0 1rem;
  color: var(--color-primary);
}

.article-body h3 {
  font-size: 1.25rem;
  margin: 2rem 0 0.75rem;
  color: var(--color-primary);
}

.article-body p {
  margin-bottom: 1.25rem;
}

.article-body strong {
  color: var(--color-primary);
}

.article-body ul,
.article-body ol {
  margin: 0 0 1.25rem 1.5rem;
}

.article-body li {
  margin-bottom: 0.5rem;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9375rem;
}

.article-body th,
.article-body td {
  padding: 0.75rem 1rem;
  text-align: left;
  border: 1px solid var(--color-border);
}

.article-body th {
  background: var(--color-bg-alt);
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.875rem;
}

.article-body hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 2.5rem 0;
}

.article-body blockquote {
  border-left: 3px solid var(--color-accent);
  padding: 0.5rem 0 0.5rem 1.5rem;
  margin: 1.5rem 0;
  color: var(--color-text-light);
  font-style: italic;
}

.article-body blockquote strong {
  color: var(--color-text);
}

.article-body input[type="checkbox"] {
  margin-right: 0.5rem;
}

.article-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-light);
  margin-bottom: 2rem;
  transition: color var(--transition);
}

.article-back:hover {
  color: var(--color-accent);
}

.article-cta {
  margin-top: 3rem;
  padding: 2rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  text-align: center;
}

.article-cta p {
  font-size: 1rem;
  margin-bottom: 1.25rem;
}

@media (max-width: 768px) {
  .article-body { font-size: 1rem; }
  .article-body table { font-size: 0.8125rem; }
  .article-body th,
  .article-body td { padding: 0.5rem; }
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Page Specific Body Classes --- */
body.page-home .nav-links a[href="index.html"],
body.page-services .nav-links a[href="services.html"],
body.page-about .nav-links a[href="about.html"],
body.page-blog .nav-links a[href="blog.html"],
body.page-contact .nav-links a[href="contact.html"] {
  color: var(--color-primary);
}

body.page-home .nav-links a[href="index.html"]::after,
body.page-services .nav-links a[href="services.html"]::after,
body.page-about .nav-links a[href="about.html"]::after,
body.page-blog .nav-links a[href="blog.html"]::after,
body.page-contact .nav-links a[href="contact.html"]::after {
  width: 100%;
}/* Force Vercel redeploy */