/* ============================================
   CIFAR Technologies — Design Tokens & Styles
   ============================================ */

/* --- Type Scale --- */
:root {
  --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);

  /* --- Content Widths --- */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;

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

/* --- CIFAR Navy Palette (Light) --- */
:root, [data-theme="light"] {
  --color-bg:             #f8f9fc;
  --color-surface:        #ffffff;
  --color-surface-2:      #f1f3f8;
  --color-surface-offset: #ebeef5;
  --color-surface-dynamic: #dde1ec;
  --color-divider:        #d0d5e0;
  --color-border:         #c2c8d6;

  --color-text:           #1a1f2e;
  --color-text-muted:     #5a6178;
  --color-text-faint:     #9098ad;
  --color-text-inverse:   #f8f9fc;

  --color-primary:        #1e3a5f;
  --color-primary-hover:  #15294a;
  --color-primary-active: #0f1d35;
  --color-primary-highlight: #d6dfe9;

  --color-accent:         #c41e3a;
  --color-accent-hover:   #a3182f;
  --color-accent-active:  #821225;

  --color-teal:           #0e8a7d;
  --color-teal-hover:     #0a6e64;

  --shadow-sm: 0 1px 2px oklch(0.25 0.02 250 / 0.06);
  --shadow-md: 0 4px 12px oklch(0.25 0.02 250 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.25 0.02 250 / 0.12);
}

/* --- Dark Mode --- */
[data-theme="dark"] {
  --color-bg:             #0f1219;
  --color-surface:        #161a24;
  --color-surface-2:      #1c2030;
  --color-surface-offset: #1a1e2a;
  --color-surface-dynamic: #252a38;
  --color-divider:        #2a3040;
  --color-border:         #353c50;

  --color-text:           #d5d9e5;
  --color-text-muted:     #8890a5;
  --color-text-faint:     #565e75;
  --color-text-inverse:   #1a1f2e;

  --color-primary:        #5b8ec9;
  --color-primary-hover:  #4178b5;
  --color-primary-active: #3066a0;
  --color-primary-highlight: #1e2a3d;

  --color-accent:         #e8576a;
  --color-accent-hover:   #d04055;
  --color-accent-active:  #b83040;

  --color-teal:           #3fbfb2;
  --color-teal-hover:     #2aa89b;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.25);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.45);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #0f1219;
    --color-surface:        #161a24;
    --color-surface-2:      #1c2030;
    --color-surface-offset: #1a1e2a;
    --color-surface-dynamic: #252a38;
    --color-divider:        #2a3040;
    --color-border:         #353c50;
    --color-text:           #d5d9e5;
    --color-text-muted:     #8890a5;
    --color-text-faint:     #565e75;
    --color-text-inverse:   #1a1f2e;
    --color-primary:        #5b8ec9;
    --color-primary-hover:  #4178b5;
    --color-primary-active: #3066a0;
    --color-primary-highlight: #1e2a3d;
    --color-accent:         #e8576a;
    --color-accent-hover:   #d04055;
    --color-accent-active:  #b83040;
    --color-teal:           #3fbfb2;
    --color-teal-hover:     #2aa89b;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.25);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.35);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.45);
  }
}

/* ============================================
   COMPONENTS
   ============================================ */

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 100;
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
  text-decoration: none;
}
.skip-link:focus { top: var(--space-2); }

/* --- Header --- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.06);
  transition: box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.header--scrolled {
  box-shadow: var(--shadow-sm);
}
.header__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-4) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}
.logo__mark {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}
.logo__text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.logo__text span {
  color: var(--color-primary);
}

/* Nav */
.nav { display: flex; align-items: center; gap: var(--space-6); }
.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-1) 0;
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-interactive);
}
.nav__link:hover { color: var(--color-text); }
.nav__link:hover::after { width: 100%; }

.nav__cta {
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background var(--transition-interactive),
              transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
}
.nav__cta:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.nav__cta:active { transform: translateY(0); }

/* Theme Toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive),
              background var(--transition-interactive);
}
.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  border-radius: var(--radius-md);
}
.mobile-toggle:hover { background: var(--color-surface-2); }

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    oklch(from var(--color-primary) l c h / 0.88) 0%,
    oklch(0.15 0.03 250 / 0.75) 100%
  );
}
.hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-24) var(--space-4) var(--space-16);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
.hero__content { max-width: 680px; }
.hero__tagline {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-teal);
  margin-bottom: var(--space-4);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
[data-theme="dark"] .hero__tagline,
.hero__tagline { color: #3fbfb2; }

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  line-height: 1.1;
}
.hero__desc {
  font-size: var(--text-base);
  color: oklch(0.9 0 0 / 0.85);
  line-height: 1.7;
  margin-bottom: var(--space-8);
  max-width: 560px;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); box-shadow: none; }

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}
.btn--primary:hover { background: var(--color-accent-hover); }

.btn--outline {
  background: transparent;
  color: #fff;
  border: 1px solid oklch(1 0 0 / 0.3);
}
.btn--outline:hover {
  background: oklch(1 0 0 / 0.1);
  border-color: oklch(1 0 0 / 0.5);
}

.btn--dark {
  background: var(--color-primary);
  color: #fff;
}
.btn--dark:hover { background: var(--color-primary-hover); }

.btn--teal {
  background: var(--color-teal);
  color: #fff;
}
.btn--teal:hover { background: var(--color-teal-hover); }

/* --- Sections --- */
.section {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) var(--space-4);
}
.section--alt { background: var(--color-surface-2); }
.section--navy {
  background: var(--color-primary);
  color: #fff;
}
[data-theme="dark"] .section--navy {
  background: var(--color-surface-2);
}
.section--navy .section__subtitle { color: oklch(1 0 0 / 0.65); }

.section__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
}
.section__label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-teal);
  margin-bottom: var(--space-3);
}
.section--navy .section__label { color: #3fbfb2; }

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
}
.section__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: var(--space-10);
}

/* --- Platform Section --- */
.platform-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}
.platform-grid__image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.platform-grid__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}
.platform-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}
.check-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.check-list li svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-teal);
  margin-top: 2px;
}

/* --- Skill Domains Grid --- */
.domains-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(260px, 100%), 1fr));
  gap: var(--space-5);
}
.domain-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  transition: box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}
.domain-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.domain-card__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}
.domain-card__icon--cyber  { background: oklch(0.45 0.12 192 / 0.1); color: #0e8a7d; }
.domain-card__icon--cloud  { background: oklch(0.5 0.1 250 / 0.1);  color: #3b78ab; }
.domain-card__icon--ai     { background: oklch(0.55 0.12 300 / 0.1); color: #7a39bb; }
.domain-card__icon--devops { background: oklch(0.5 0.1 150 / 0.1);  color: #437a22; }
.domain-card__icon--dev    { background: oklch(0.5 0.1 250 / 0.1);  color: #1e3a5f; }
.domain-card__icon--design { background: oklch(0.5 0.12 350 / 0.1); color: #a12c7b; }
.domain-card__icon--data   { background: oklch(0.5 0.1 70 / 0.1);   color: #964219; }
.domain-card__icon--network{ background: oklch(0.5 0.1 230 / 0.1);  color: #006494; }

[data-theme="dark"] .domain-card__icon--cyber  { background: oklch(0.45 0.12 192 / 0.15); color: #3fbfb2; }
[data-theme="dark"] .domain-card__icon--cloud  { background: oklch(0.5 0.1 250 / 0.15);  color: #5b8ec9; }
[data-theme="dark"] .domain-card__icon--ai     { background: oklch(0.55 0.12 300 / 0.15); color: #a86fdf; }
[data-theme="dark"] .domain-card__icon--devops { background: oklch(0.5 0.1 150 / 0.15);  color: #6daa45; }
[data-theme="dark"] .domain-card__icon--dev    { background: oklch(0.5 0.1 250 / 0.15);  color: #5b8ec9; }
[data-theme="dark"] .domain-card__icon--design { background: oklch(0.5 0.12 350 / 0.15); color: #d163a7; }
[data-theme="dark"] .domain-card__icon--data   { background: oklch(0.5 0.1 70 / 0.15);   color: #bb653b; }
[data-theme="dark"] .domain-card__icon--network{ background: oklch(0.5 0.1 230 / 0.15);  color: #5591c7; }

.domain-card__title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
}
.domain-card__desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- Steps / How It Works --- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-4);
}
.step-card {
  position: relative;
  padding: var(--space-6);
}
.step-card__number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: oklch(from var(--color-primary) l c h / 0.12);
  line-height: 1;
  margin-bottom: var(--space-3);
}
[data-theme="dark"] .step-card__number {
  color: oklch(from var(--color-primary) l c h / 0.25);
}
.step-card__title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-3);
}
.step-card__desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* --- Certification Grid --- */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}
.cert-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  text-align: center;
  transition: box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}
.cert-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.cert-card__tier {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-teal);
  margin-bottom: var(--space-2);
}
.cert-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}
.cert-card__desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.65;
  text-align: left;
}

/* (Edport feature section removed — now using platform-grid) */

/* --- Cyber Career Paths --- */
.cyber-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}
.cyber-grid__image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.cyber-grid__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}
.career-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.career-list li {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}
.career-list__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: oklch(from var(--color-teal) l c h / 0.1);
  color: var(--color-teal);
}
[data-theme="dark"] .career-list__icon {
  background: oklch(from var(--color-teal) l c h / 0.15);
}
.career-list__title {
  font-weight: 600;
  font-size: var(--text-sm);
  margin-bottom: var(--space-1);
}
.career-list__desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* (Clients section removed) */

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
}
.contact-info { display: flex; flex-direction: column; gap: var(--space-8); }
.contact-info__item {
  display: flex;
  gap: var(--space-4);
}
.contact-info__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  color: var(--color-primary);
}
[data-theme="dark"] .contact-info__icon {
  background: var(--color-surface-dynamic);
}
.contact-info__label {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-1);
}
.contact-info__value {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 500;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.form-group { display: flex; flex-direction: column; gap: var(--space-2); }
.form-group label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.form-group input,
.form-group textarea {
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.12);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px oklch(from var(--color-primary) l c h / 0.12);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* --- Footer --- */
.footer {
  background: var(--color-surface-offset, var(--color-surface-2));
  border-top: 1px solid oklch(from var(--color-text) l c h / 0.06);
  padding: var(--space-12) var(--space-4) var(--space-6);
}
[data-theme="dark"] .footer { background: var(--color-surface); }

.footer__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}
.footer__brand { max-width: 300px; }
.footer__brand-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  line-height: 1.7;
}
.footer__col-title {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}
.footer__links {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer__links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.footer__links a:hover { color: var(--color-text); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-6);
  border-top: 1px solid oklch(from var(--color-text) l c h / 0.06);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.footer__bottom a {
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer__bottom a:hover { color: var(--color-text); }

/* --- Scroll Animations --- */
.fade-in { opacity: 1; }
@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 100%;
  }
}
@keyframes reveal-fade { to { opacity: 1; } }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .nav { display: none; }
  .nav--open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    padding: var(--space-4);
    border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.06);
    box-shadow: var(--shadow-lg);
    gap: var(--space-2);
  }
  .nav--open .nav__link {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
  }
  .nav--open .nav__link:hover { background: var(--color-surface-2); }
  .nav--open .nav__cta {
    text-align: center;
    margin-top: var(--space-2);
  }
  .mobile-toggle { display: flex; }

  .hero__inner { padding: var(--space-16) var(--space-4) var(--space-12); }
  .hero { min-height: 70vh; }
  .hero__title { font-size: clamp(1.75rem, 1rem + 3vw, 2.5rem); }

  .platform-grid,
  .cyber-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .cyber-grid__image { order: -1; }

  .steps-grid {
    grid-template-columns: 1fr 1fr;
  }
  .cert-grid {
    grid-template-columns: 1fr 1fr;
  }
  .domains-grid {
    grid-template-columns: 1fr;
  }

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

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-3);
    text-align: center;
  }
}

@media (max-width: 600px) {
  .footer__grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
}