/* style.css — design tokens + components */
/* ATLAS PORTFOLIO — dark-first, austere, infra/ops premium */

:root,
[data-theme='light'] {
  /* Surfaces — cool near-white neutrals */
  --color-bg: oklch(0.984 0.003 255);
  --color-surface: oklch(1 0 0);
  --color-surface-2: oklch(0.965 0.004 255);
  --color-surface-offset: oklch(0.945 0.004 255);
  --color-divider: oklch(0.90 0.005 255);
  --color-border: oklch(0.88 0.006 255);
  --color-border-strong: oklch(0.82 0.008 255);

  /* Text */
  --color-text: oklch(0.20 0.006 255);
  --color-text-muted: oklch(0.48 0.008 255);
  --color-text-faint: oklch(0.62 0.006 255);
  --color-text-inverse: oklch(0.985 0.003 255);

  /* Accent — restrained signal blue */
  --color-accent: oklch(0.52 0.13 245);
  --color-accent-hover: oklch(0.44 0.14 245);
  --color-accent-soft: oklch(0.52 0.13 245 / 0.10);

  /* States */
  --color-success: oklch(0.55 0.14 150);
  --color-warning: oklch(0.62 0.15 60);

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

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 420ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 2px oklch(0.2 0.01 255 / 0.06);
  --shadow-md: 0 4px 14px oklch(0.2 0.01 255 / 0.08);
  --shadow-lg: 0 20px 48px oklch(0.2 0.01 255 / 0.12);

  --content-narrow: 640px;
  --content-default: 1040px;
  --content-wide: 1200px;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Satoshi', 'Inter', system-ui, sans-serif;
  --font-body: 'Satoshi', 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;

  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.8125rem, 0.77rem + 0.3vw, 0.9375rem);
  --text-base: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.375rem);
  --text-xl: clamp(1.375rem, 1.15rem + 1vw, 1.875rem);
  --text-2xl: clamp(2rem, 1.4rem + 2.2vw, 3.25rem);
  --text-3xl: clamp(2.5rem, 1.2rem + 4.5vw, 4.5rem);
  --text-hero: clamp(2.75rem, 0.8rem + 7vw, 6rem);

  /* 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;
}

/* DARK MODE (default aesthetic) */
[data-theme='dark'] {
  --color-bg: oklch(0.155 0.006 258);
  --color-surface: oklch(0.185 0.006 258);
  --color-surface-2: oklch(0.205 0.006 258);
  --color-surface-offset: oklch(0.168 0.006 258);
  --color-divider: oklch(0.255 0.006 258);
  --color-border: oklch(0.285 0.007 258);
  --color-border-strong: oklch(0.36 0.008 258);

  --color-text: oklch(0.93 0.004 258);
  --color-text-muted: oklch(0.66 0.008 258);
  --color-text-faint: oklch(0.46 0.008 258);
  --color-text-inverse: oklch(0.16 0.006 258);

  --color-accent: oklch(0.72 0.13 245);
  --color-accent-hover: oklch(0.80 0.13 245);
  --color-accent-soft: oklch(0.72 0.13 245 / 0.12);

  --color-success: oklch(0.72 0.15 150);
  --color-warning: oklch(0.78 0.15 65);

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 4px 16px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 24px 56px oklch(0 0 0 / 0.55);
}

/* System-preference dark fallback */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: oklch(0.155 0.006 258);
    --color-surface: oklch(0.185 0.006 258);
    --color-surface-2: oklch(0.205 0.006 258);
    --color-surface-offset: oklch(0.168 0.006 258);
    --color-divider: oklch(0.255 0.006 258);
    --color-border: oklch(0.285 0.007 258);
    --color-border-strong: oklch(0.36 0.008 258);
    --color-text: oklch(0.93 0.004 258);
    --color-text-muted: oklch(0.66 0.008 258);
    --color-text-faint: oklch(0.46 0.008 258);
    --color-text-inverse: oklch(0.16 0.006 258);
    --color-accent: oklch(0.72 0.13 245);
    --color-accent-hover: oklch(0.80 0.13 245);
    --color-accent-soft: oklch(0.72 0.13 245 / 0.12);
    --color-success: oklch(0.72 0.15 150);
    --color-warning: oklch(0.78 0.15 65);
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
    --shadow-md: 0 4px 16px oklch(0 0 0 / 0.4);
    --shadow-lg: 0 24px 56px oklch(0 0 0 / 0.55);
  }
}

/* ---------- Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-12));
}

.section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
  border-top: 1px solid var(--color-divider);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
  max-width: 60ch;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-2xl);
  letter-spacing: -0.03em;
}

.lead {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.55;
  max-width: 58ch;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 78%, transparent);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid transparent;
  transition:
    border-color var(--transition-interactive),
    background var(--transition-interactive),
    box-shadow var(--transition-interactive);
}

.site-header[data-scrolled='true'] {
  border-bottom-color: var(--color-divider);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.02em;
  font-size: var(--text-base);
}

.brand-mark {
  width: 28px;
  height: 28px;
  color: var(--color-text);
}

.brand-name {
  font-size: var(--text-base);
}

.brand-name span {
  color: var(--color-text-faint);
  font-weight: 500;
  margin-left: var(--space-1);
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(var(--space-2), 2vw, var(--space-6));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(var(--space-2), 2vw, var(--space-6));
}

.nav-link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  position: relative;
}

.nav-link:hover {
  color: var(--color-text);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-border-strong);
  background: var(--color-surface-2);
}

.nav-toggle {
  display: none;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: -0.01em;
  padding: 0.7rem 1.15rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: color-mix(in oklab, var(--color-text) 88%, var(--color-accent));
  border-color: transparent;
}

.btn-ghost {
  color: var(--color-text);
  border-color: var(--color-border-strong);
  background: var(--color-surface);
}

.btn-ghost:hover {
  border-color: var(--color-text-muted);
  background: var(--color-surface-2);
}

.btn .arrow {
  transition: transform var(--transition-interactive);
}

.btn:hover .arrow {
  transform: translateX(3px);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-block: clamp(var(--space-20), 12vw, var(--space-32));
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, var(--color-divider) 1px, transparent 1px),
    linear-gradient(to bottom, var(--color-divider) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  opacity: 0.5;
}

.hero-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 60vw;
  height: 50vh;
  z-index: -1;
  background: radial-gradient(ellipse at center, var(--color-accent-soft), transparent 60%);
  opacity: 0.7;
  pointer-events: none;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  max-width: 64ch;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-3xl);
  letter-spacing: -0.035em;
  line-height: 1.05;
  margin-top: var(--space-4);
}

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

.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.55;
  max-width: 54ch;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.04em;
}

.hero-meta b {
  color: var(--color-text);
  font-weight: 500;
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-success);
  margin-right: var(--space-2);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-success) 25%, transparent);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

/* ---------- Atlas CertOps feature ---------- */
.feature {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: clamp(var(--space-8), 4vw, var(--space-16));
  align-items: center;
}

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

.product-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  border: 1px solid var(--color-accent-soft);
  background: var(--color-accent-soft);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-full);
}

.feature h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-xl);
  letter-spacing: -0.02em;
}

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

.promise-list {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.promise-list li {
  display: flex;
  gap: var(--space-3);
  align-items: baseline;
  font-size: var(--text-sm);
  color: var(--color-text);
  max-width: none;
}

.promise-list li::before {
  content: '';
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 1px;
  background: var(--color-accent);
  transform: translateY(2px);
}

.stack {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.chip {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 0.3rem 0.55rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.02em;
}

/* Console mock */
.console {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-offset);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.console-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--color-divider);
  background: var(--color-surface);
}

.console-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: var(--color-border-strong);
}

.console-title {
  margin-left: var(--space-3);
  color: var(--color-text-faint);
  letter-spacing: 0.05em;
}

.console-body {
  padding: var(--space-5);
  display: grid;
  gap: var(--space-3);
}

.cert-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--space-4);
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-divider);
}

.cert-row:last-child {
  border-bottom: none;
}

.cert-name {
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.cert-target {
  color: var(--color-text-faint);
  font-size: 0.68rem;
}

.cert-state {
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.cert-state.ok {
  color: var(--color-success);
  border-color: color-mix(in oklab, var(--color-success) 35%, transparent);
  background: color-mix(in oklab, var(--color-success) 12%, transparent);
}

.cert-state.deploying {
  color: var(--color-accent);
  border-color: var(--color-accent-soft);
  background: var(--color-accent-soft);
}

.cert-state.failed {
  color: var(--color-warning);
  border-color: color-mix(in oklab, var(--color-warning) 35%, transparent);
  background: color-mix(in oklab, var(--color-warning) 12%, transparent);
}

.cert-days {
  color: var(--color-text-muted);
  font-size: 0.7rem;
  text-align: right;
  min-width: 5ch;
}

.console-foot {
  padding: 0.55rem 0.9rem;
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface);
  color: var(--color-text-faint);
  display: flex;
  justify-content: space-between;
  font-size: 0.66rem;
  letter-spacing: 0.05em;
}

/* ---------- Product lineup ---------- */
.product-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.product-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-xl);
  letter-spacing: -0.02em;
}

.lineup {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--color-divider);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: var(--space-10);
}

.lineup-card {
  background: var(--color-bg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: background var(--transition-interactive);
}

.lineup-card:hover {
  background: var(--color-surface);
}

.lineup-card.lineup-future {
  background: var(--color-surface-offset);
}

.lineup-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
}

.lineup-card p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
  max-width: 42ch;
}

.lineup-status {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  align-self: flex-start;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.lineup-status.roadmap {
  color: var(--color-accent);
  border-color: var(--color-accent-soft);
  background: var(--color-accent-soft);
}

.lineup-status.future {
  color: var(--color-text-faint);
}

/* Stage labels (NOW / NEXT / EXPLORING) — hierarchy markers */
.stage-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 0.28rem 0.55rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.stage-label.now {
  color: var(--color-bg);
  background: var(--color-text);
  border-color: var(--color-text);
}

.stage-label.next {
  color: var(--color-accent);
  border-color: var(--color-accent-soft);
  background: var(--color-accent-soft);
}

.stage-label.exploring {
  color: var(--color-text-faint);
  border-color: var(--color-divider);
  background: transparent;
}

.card-stages {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

/* Hero credibility line — understated */
.hero-cred {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  max-width: 52ch;
  margin-top: var(--space-5);
  letter-spacing: 0.01em;
  line-height: 1.5;
}

/* Feature inline link */
.feature-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid var(--color-border-strong);
  padding-bottom: 2px;
  align-self: flex-start;
}

.feature-link:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.feature-link svg {
  transition: transform var(--transition-interactive);
}

.feature-link:hover svg {
  transform: translateX(3px);
}

.feature-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-5);
  margin-top: var(--space-2);
}

.feature-links .feature-link {
  margin-top: 0;
}

/* ---------- Expertise grid ---------- */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: var(--color-divider);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.cap {
  background: var(--color-bg);
  padding: var(--space-8) clamp(var(--space-5), 3vw, var(--space-8));
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: background var(--transition-interactive);
}

.cap:hover {
  background: var(--color-surface);
}

.cap-icon {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.cap-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.cap h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
}

.cap p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
}

/* ---------- Principles ---------- */
.principles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-8) var(--space-10);
  counter-reset: step;
}

.principle {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.principle::before {
  counter-increment: step;
  content: '0' counter(step);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.1em;
}

.principle h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-base);
}

.principle p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: start;
}

.about-copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
}

.about-copy strong {
  color: var(--color-text);
  font-weight: 600;
}

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

.about-card h3 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-4);
  font-weight: 500;
}

.skill-list {
  display: grid;
  gap: var(--space-3);
}

.skill-list li {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text);
  max-width: none;
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-divider);
}

.skill-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.skill-list span {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

/* ---------- Contact ---------- */
.contact {
  text-align: left;
}

.contact-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(ellipse 60% 80% at 100% 0%, var(--color-accent-soft), transparent 60%),
    var(--color-surface);
  padding: clamp(var(--space-8), 5vw, var(--space-12));
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-card h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-2xl);
  letter-spacing: -0.03em;
  max-width: 18ch;
}

.contact-card p {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  max-width: 52ch;
}

.contact-email {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid var(--color-border-strong);
  align-self: flex-start;
  padding-bottom: 2px;
}

.contact-email:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-10);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.04em;
}

.footer-nav {
  display: flex;
  gap: var(--space-5);
}

.footer-nav a {
  color: var(--color-text-faint);
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--color-text);
}

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity var(--transition-slow),
    transform var(--transition-slow);
}

.reveal[data-in='true'] {
  opacity: 1;
  transform: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .feature {
    grid-template-columns: 1fr;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .nav-links {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .nav[data-open='true'] .nav-links {
    display: flex;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-6);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-divider);
  }
}

@media (max-width: 560px) {
  .console-body {
    padding: var(--space-4);
  }
  .cert-row {
    grid-template-columns: 1fr auto;
    gap: var(--space-2);
  }
  .cert-target {
    display: none;
  }
  .hero-title {
    font-size: clamp(2.1rem, 1rem + 7vw, 3rem);
  }
}