/* Design tokens. Dark is the default look; light follows the system setting or an explicit data-theme. */
:root {
  --color-bg: #0b0d12;
  --color-surface: #141823;
  --color-surface-2: #1b2030;
  --color-ink: #eef0f6;
  --color-muted: #9ca3b8;
  --color-border: #232939;
  --color-accent: #facc15;
  --color-accent-ink: #1a1305;
  --color-cool: #f472b6;
  --color-glow-warm: rgba(250, 204, 21, 0.22);
  --color-glow-cool: rgba(244, 114, 182, 0.2);

  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4.5rem;

  --radius: 20px;
  --radius-sm: 999px;
  --max-width: 1120px;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --color-bg: #f7f7fb;
    --color-surface: #ffffff;
    --color-surface-2: #eef0f7;
    --color-ink: #12141c;
    --color-muted: #5a6175;
    --color-border: #dfe2ec;
    --color-accent: #eab308;
    --color-accent-ink: #1a1305;
    --color-cool: #db2777;
    --color-glow-warm: rgba(234, 179, 8, 0.18);
    --color-glow-cool: rgba(219, 39, 119, 0.14);
  }
}

:root[data-theme="light"] {
  --color-bg: #f7f7fb;
  --color-surface: #ffffff;
  --color-surface-2: #eef0f7;
  --color-ink: #12141c;
  --color-muted: #5a6175;
  --color-border: #dfe2ec;
  --color-accent: #eab308;
  --color-accent-ink: #1a1305;
  --color-cool: #db2777;
  --color-glow-warm: rgba(234, 179, 8, 0.18);
  --color-glow-cool: rgba(219, 39, 119, 0.14);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-2);
}

h1 {
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  font-weight: 700;
}

h3 {
  font-size: 1.6rem;
  font-weight: 600;
}

h4 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 var(--space-1);
}

p {
  margin: 0 0 var(--space-2);
}

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

.muted {
  color: var(--color-muted);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2);
  background: color-mix(in srgb, var(--color-bg) 80%, transparent);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
}

.brand-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-cool));
}

.brand-suffix {
  color: var(--color-muted);
  font-weight: 500;
}

.site-nav {
  display: flex;
  gap: var(--space-3);
}

.site-nav a {
  color: var(--color-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.site-nav a:hover {
  color: var(--color-ink);
}

/* Layout */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-2);
}

.section {
  padding: var(--space-5) 0;
}

.section-intro {
  color: var(--color-muted);
  margin-bottom: var(--space-4);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: var(--space-5) 0 var(--space-4);
}

.eyebrow {
  display: inline-block;
  margin-bottom: var(--space-2);
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-muted);
  font-size: 0.85rem;
  font-weight: 500;
}

.gradient-text {
  background: linear-gradient(100deg, var(--color-accent), var(--color-cool));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  max-width: 36rem;
  font-size: 1.2rem;
  color: var(--color-muted);
  margin-top: var(--space-3);
}

.button {
  display: inline-block;
  margin-top: var(--space-2);
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-sm);
  background: var(--color-ink);
  color: var(--color-bg);
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.hero-orbs {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
}

.orb-warm {
  top: -10%;
  right: 5%;
  width: 380px;
  height: 380px;
  background: var(--color-glow-warm);
}

.orb-cool {
  bottom: -20%;
  right: 25%;
  width: 300px;
  height: 300px;
  background: var(--color-glow-cool);
}

/* About */
.about {
  padding-top: var(--space-4);
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--space-2);
}

.stat {
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-accent);
}

.stat-label {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.about-text {
  max-width: 40rem;
  margin-top: var(--space-3);
  font-size: 1.1rem;
  color: var(--color-muted);
}

/* Projects bento grid */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
}

.tile {
  display: flex;
  flex-direction: column;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.tile:hover {
  transform: translateY(-4px);
  border-color: var(--color-cool);
}

.tile-link {
  margin-top: auto;
  padding-top: var(--space-2);
  color: var(--color-cool);
  font-weight: 600;
  text-decoration: none;
}

.tile-link:hover {
  color: var(--color-accent);
}

.tile-wide {
  grid-column: span 2;
}

.tile-group {
  grid-row: span 2;
}

.tile-teaser {
  background:
    radial-gradient(circle at 90% 10%, var(--color-glow-warm), transparent 55%), var(--color-surface);
  border-style: dashed;
}

.tagline {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
}

.pill {
  align-self: flex-start;
  margin-bottom: var(--space-2);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  background: var(--color-surface-2);
  color: var(--color-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.pill-accent {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.sub-tile {
  margin-top: auto;
  padding: var(--space-2);
  border-radius: 14px;
  background: var(--color-surface-2);
}

details {
  margin-top: auto;
}

details summary {
  cursor: pointer;
  color: var(--color-cool);
  font-weight: 600;
  font-size: 0.95rem;
}

details p {
  margin: var(--space-1) 0 0;
  font-size: 0.95rem;
}

.more-coming {
  margin-top: var(--space-4);
  text-align: center;
  color: var(--color-muted);
  font-family: var(--font-display);
}

/* Inquiry form */
.inquiry-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 40rem;
  margin-top: var(--space-4);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  scroll-margin-top: 6rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  color: var(--color-muted);
  font-size: 0.9rem;
  font-weight: 500;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-bg);
  color: var(--color-ink);
  font: inherit;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: 2px solid var(--color-cool);
  outline-offset: 2px;
}

.form-field textarea {
  resize: vertical;
}

.hp-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.inquiry-form .button {
  align-self: flex-start;
  margin-top: 0;
  border: none;
  cursor: pointer;
  font: inherit;
}

.inquiry-form .button:disabled {
  opacity: 0.6;
  cursor: wait;
}

.form-status {
  min-height: 1.5em;
  margin: 0;
  font-size: 0.95rem;
}

.form-status[data-state="success"] {
  color: var(--color-cool);
}

.form-status[data-state="error"] {
  color: #e5484d;
}

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

/* Footer */
.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-4) var(--space-2) var(--space-4);
  border-top: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-3);
}

.footer-contact a {
  color: var(--color-ink);
  font-weight: 600;
  text-decoration: none;
}

.footer-contact a:hover {
  color: var(--color-accent);
}

/* Small screens */
@media (max-width: 860px) {
  .bento {
    grid-template-columns: 1fr;
  }

  .tile-wide,
  .tile-group {
    grid-column: auto;
    grid-row: auto;
  }
}

@media (max-width: 600px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    gap: var(--space-2);
  }

  .hero {
    padding-top: var(--space-4);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
  }
}