/* ============================================
   VANGUARD DIGITAL FORENSICS — MAIN STYLES
   ============================================ */

/* --- Design Tokens --- */
:root {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.15);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.2);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.3);
  --shadow-glow: 0 0 20px rgba(26, 107, 222, 0.25);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Fonts */
  --font-display: 'Inter', 'Helvetica Neue', sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', sans-serif;
}

/* --- Light Mode --- */
:root, [data-theme="light"] {
  --color-bg:              #f4f6fb;
  --color-surface:         #ffffff;
  --color-surface-2:       #eef1f8;
  --color-surface-offset:  #e4e8f2;
  --color-divider:         #d0d5e8;
  --color-border:          #c4cade;

  --color-text:            #0c1535;
  --color-text-muted:      #4a5578;
  --color-text-faint:      #8e9ab8;
  --color-text-inverse:    #f4f6fb;

  --color-primary:         #1a6bde;
  --color-primary-hover:   #1457be;
  --color-primary-active:  #0f3e8a;
  --color-primary-subtle:  #dde8fa;

  --color-accent:          #0a1628;
  --color-navy:            #0a1628;
  --color-navy-mid:        #0f2044;
  --color-steel:           #6b7fa3;
}

/* --- Dark Mode --- */
[data-theme="dark"], @media (prefers-color-scheme: dark) {
  --color-bg:              #07101f;
  --color-surface:         #0a1628;
  --color-surface-2:       #0f2044;
  --color-surface-offset:  #122354;
  --color-divider:         #1a3060;
  --color-border:          #1e3870;

  --color-text:            #d8e2f5;
  --color-text-muted:      #7a94c0;
  --color-text-faint:      #3d5280;
  --color-text-inverse:    #07101f;

  --color-primary:         #4d91ff;
  --color-primary-hover:   #6da8ff;
  --color-primary-active:  #3375e0;
  --color-primary-subtle:  #0f2044;

  --color-accent:          #4d91ff;
  --color-navy:            #07101f;
  --color-navy-mid:        #0a1628;
  --color-steel:           #5a7aaa;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:              #07101f;
    --color-surface:         #0a1628;
    --color-surface-2:       #0f2044;
    --color-surface-offset:  #122354;
    --color-divider:         #1a3060;
    --color-border:          #1e3870;
    --color-text:            #d8e2f5;
    --color-text-muted:      #7a94c0;
    --color-text-faint:      #3d5280;
    --color-text-inverse:    #07101f;
    --color-primary:         #4d91ff;
    --color-primary-hover:   #6da8ff;
    --color-primary-active:  #3375e0;
    --color-primary-subtle:  #0f2044;
    --color-accent:          #4d91ff;
    --color-navy:            #07101f;
    --color-navy-mid:        #0a1628;
    --color-steel:           #5a7aaa;
  }
}

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color 0.3s ease, color 0.3s ease;
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.15; }
p, li { text-wrap: pretty; max-width: 72ch; }

a, button, [role="button"] {
  transition: color var(--transition-interactive),
              background var(--transition-interactive),
              border-color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}

button { cursor: pointer; background: none; border: none; }

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border-width: 0;
}

/* ============================================
   NAVIGATION
   ============================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: oklch(from var(--color-bg) l c h / 0) ;
  background-color: rgba(7, 16, 31, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 0.3s ease;
}

[data-theme="light"] .site-header {
  background-color: rgba(244, 246, 251, 0.92);
}

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

.nav-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav-logo-text .brand-vanguard {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.nav-logo-text .brand-sub {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
}

.nav-links a:hover, .nav-links a.active {
  color: var(--color-text);
  background: var(--color-surface-2);
}

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

/* Nav CTA */
.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}

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

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

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

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

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
}

.btn-ghost:hover {
  color: var(--color-text);
}

/* Theme toggle */
.theme-toggle {
  color: var(--color-text-muted);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  background: transparent;
  border: 1px solid var(--color-border);
}

.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-primary);
}

/* Mobile menu */
.mobile-menu-btn {
  display: none;
  color: var(--color-text);
  padding: var(--space-2);
}

.mobile-nav {
  display: none;
  flex-direction: column;
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  gap: var(--space-1);
}

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

.mobile-nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
}

.mobile-nav a:hover, .mobile-nav a.active {
  color: var(--color-primary);
  background: var(--color-surface-2);
}

.mobile-nav .btn-primary {
  margin-top: var(--space-2);
  text-align: center;
}

/* ============================================
   SECTIONS & LAYOUT
   ============================================ */

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-32));
}

.section-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding-inline: var(--space-6);
}

.section-inner--narrow {
  max-width: var(--content-default);
  margin: 0 auto;
  padding-inline: var(--space-6);
}

.section-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--space-5);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 56ch;
  line-height: 1.6;
  margin-bottom: var(--space-10);
}

/* ============================================
   HERO — HOME
   ============================================ */

.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: #07101f;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('images/hero.png');
  background-size: cover;
  background-position: center;
  opacity: 0.35;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(7, 16, 31, 0.95) 0%,
    rgba(10, 22, 40, 0.8) 50%,
    rgba(7, 16, 31, 0.6) 100%
  );
}

.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26, 107, 222, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 107, 222, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.6;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-16) var(--space-6);
  width: 100%;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(26, 107, 222, 0.15);
  border: 1px solid rgba(26, 107, 222, 0.3);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #4d91ff;
  margin-bottom: var(--space-6);
}

.hero-eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4d91ff;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 1rem + 5vw, 5.5rem);
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.04em;
  line-height: 1.0;
  margin-bottom: var(--space-6);
  max-width: 14ch;
}

.hero-title .accent {
  color: #4d91ff;
  display: block;
}

.hero-desc {
  font-size: var(--text-lg);
  color: rgba(216, 226, 245, 0.8);
  max-width: 50ch;
  line-height: 1.6;
  margin-bottom: var(--space-10);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-actions .btn-primary {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.hero-actions .btn-outline {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  color: rgba(216, 226, 245, 0.9);
  border-color: rgba(216, 226, 245, 0.3);
}

.hero-actions .btn-outline:hover {
  border-color: #4d91ff;
  color: #4d91ff;
}

.hero-stats {
  display: flex;
  gap: var(--space-10);
  margin-top: var(--space-16);
  padding-top: var(--space-10);
  border-top: 1px solid rgba(216, 226, 245, 0.15);
  flex-wrap: wrap;
}

.hero-stat-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #4d91ff;
  line-height: 1;
  margin-bottom: var(--space-1);
}

.hero-stat-label {
  font-size: var(--text-sm);
  color: rgba(216, 226, 245, 0.6);
  font-weight: 500;
}

/* ============================================
   TRUST BAR
   ============================================ */

.trust-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-6);
}

.trust-bar-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding-inline: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-5);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.trust-icon {
  color: var(--color-primary);
  flex-shrink: 0;
}

.trust-divider {
  width: 1px;
  height: 24px;
  background: var(--color-border);
}

/* ============================================
   SERVICE CARDS
   ============================================ */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}

.service-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-6);
  flex-shrink: 0;
}

[data-theme="dark"] .service-icon,
@media (prefers-color-scheme: dark) { .service-icon { background: rgba(77, 145, 255, 0.12); } }

.service-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
}

.service-card p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 100%;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  margin-top: var(--space-5);
}

.service-link:hover {
  gap: var(--space-3);
}

/* ============================================
   SPLIT SECTIONS
   ============================================ */

.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.split-section.reverse {
  direction: rtl;
}

.split-section.reverse > * {
  direction: ltr;
}

.split-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.split-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

.split-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

/* ============================================
   WHY VANGUARD
   ============================================ */

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.why-card {
  padding: var(--space-6) var(--space-6);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.why-card-number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-primary);
  opacity: 0.25;
  line-height: 1;
  margin-bottom: var(--space-3);
}

.why-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}

.why-card p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================
   CTA BANNER
   ============================================ */

.cta-banner {
  background: linear-gradient(135deg, #0a1628 0%, #0f2044 50%, #1a3060 100%);
  position: relative;
  overflow: hidden;
}

[data-theme="light"] .cta-banner {
  background: linear-gradient(135deg, #0c1535 0%, #1a3060 100%);
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26, 107, 222, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 107, 222, 0.08) 1px, transparent 1px);
  background-size: 40px 40px;
}

.cta-banner-inner {
  position: relative;
  z-index: 1;
  max-width: var(--content-default);
  margin: 0 auto;
  padding: var(--space-20) var(--space-6);
  text-align: center;
}

.cta-banner h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-5);
}

.cta-banner p {
  font-size: var(--text-lg);
  color: rgba(216, 226, 245, 0.75);
  max-width: 52ch;
  margin: 0 auto var(--space-10);
  line-height: 1.65;
}

.cta-banner .btn-primary {
  padding: var(--space-4) var(--space-10);
  font-size: var(--text-base);
  margin: 0 auto;
}

.cta-contact-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  flex-wrap: wrap;
  margin-top: var(--space-8);
}

.cta-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: rgba(216, 226, 245, 0.65);
}

.cta-contact-item a {
  color: rgba(216, 226, 245, 0.9);
  text-decoration: none;
}

.cta-contact-item a:hover { color: #4d91ff; }

/* ============================================
   TESTIMONIALS
   ============================================ */

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
}

.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}

.testimonial-stars {
  display: flex;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
  color: #f59e0b;
}

.testimonial-quote {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-avatar {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: #fff;
  flex-shrink: 0;
}

.testimonial-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.testimonial-title {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ============================================
   PAGE HERO (interior pages)
   ============================================ */

.page-hero {
  background: linear-gradient(135deg, #07101f 0%, #0a1628 60%, #0f2044 100%);
  padding: clamp(var(--space-16), 8vw, var(--space-24)) var(--space-6);
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26, 107, 222, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 107, 222, 0.06) 1px, transparent 1px);
  background-size: 50px 50px;
}

[data-theme="light"] .page-hero {
  background: linear-gradient(135deg, #0c1535 0%, #1a3060 100%);
}

.page-hero-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-4);
}

.page-hero p {
  font-size: var(--text-lg);
  color: rgba(216, 226, 245, 0.75);
  max-width: 60ch;
  line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  background: #0a1628;
  border-top: none;
  padding: 56px 24px 28px;
}

.footer-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 24px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(77,145,255,0.1);
}

.footer-brand-name {
  font-size: 18px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.footer-brand-tag {
  font-size: 10px;
  font-weight: 700;
  color: #4d91ff;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 16px;
  color: rgba(216,226,245,0.5);
  line-height: 1.65;
  margin-top: 0;
  max-width: 32ch;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: rgba(216,226,245,0.5);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-col ul li a {
  font-size: 16px;
  color: rgba(216,226,245,0.6);
  text-decoration: none;
}

.footer-col ul li a:hover { color: #4d91ff; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 14px;
  color: rgba(216,226,245,0.3);
}

.footer-pplx {
  font-size: 14px;
  color: rgba(216,226,245,0.3);
}

.footer-pplx a {
  color: rgba(216,226,245,0.3);
  text-decoration: none;
}

.footer-pplx a:hover { color: #4d91ff; }

/* ============================================
   CONTACT PAGE
   ============================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--space-16);
  align-items: start;
}

.contact-info-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}

.contact-info-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-border);
}

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

.contact-info-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-info-label {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-1);
}

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

.contact-info-value a {
  color: inherit;
  text-decoration: none;
}

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

/* Contact Form */
.contact-form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-group.full { grid-column: 1 / -1; }

.form-group label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-text);
  width: 100%;
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.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(26, 107, 222, 0.15);
}

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

.form-submit {
  margin-top: var(--space-6);
  width: 100%;
  padding: var(--space-4);
  font-size: var(--text-base);
  font-weight: 600;
}

/* ============================================
   ABOUT PAGE
   ============================================ */

.credentials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.credential-badge {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.credential-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.credential-badge span {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}

.process-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.process-step {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: var(--space-6);
  position: relative;
  padding-bottom: var(--space-8);
}

.process-step:last-child { padding-bottom: 0; }

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

.step-number {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-line {
  flex: 1;
  width: 2px;
  background: var(--color-border);
  margin-top: var(--space-3);
}

.process-step:last-child .step-line { display: none; }

.step-content h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
  padding-top: var(--space-2);
}

.step-content p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 900px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .split-section {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .split-section.reverse {
    direction: ltr;
  }

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

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: block; }
  .nav-cta .btn-primary { display: none; }

  .hero-stats {
    gap: var(--space-6);
  }

  .form-grid {
    grid-template-columns: 1fr;
  }
  
  .form-group.full { grid-column: 1; }
}

@media (max-width: 600px) {
  .footer-top {
    grid-template-columns: 1fr;
  }

  .trust-divider { display: none; }

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

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

/* ============================================
   DARK MODE FIXES
   ============================================ */

[data-theme="dark"] .service-icon {
  background: rgba(77, 145, 255, 0.12);
}

[data-theme="dark"] .credential-icon {
  background: rgba(77, 145, 255, 0.12);
}

[data-theme="dark"] .contact-info-icon {
  background: rgba(77, 145, 255, 0.12);
}

[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea {
  background: #0a1628;
  border-color: #1e3870;
  color: #d8e2f5;
}

[data-theme="dark"] .form-group input::placeholder,
[data-theme="dark"] .form-group textarea::placeholder {
  color: #3d5280;
}