:root {
  --bg:          #0c0b0f;
  --bg-subtle:   #141218;
  --border:      #252030;
  --text:        #e8e4f0;
  --text-muted:  #7a7490;
  --accent:      #9d7aff;
  --accent-dim:  #3d2e66;
  --green:       #4caf7d;
  --red:         #e05555;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', monospace;

  --max-w:        1100px;
  --pad-x:        clamp(1.5rem, 5vw, 4rem);
  --pad-y:        clamp(5rem, 10vw, 9rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ── Nav ── */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.site-nav.scrolled {
  border-color: var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1.1rem var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-left {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--accent);
  letter-spacing: -0.01em;
}

.commission-badge {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
  transition: background 0.3s;
}

.badge-dot.open   { background: var(--green); }
.badge-dot.closed { background: var(--red); }

.badge-label {
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color 0.2s;
}

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

.nav-cta {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text);
  padding: 0.42rem 0.95rem;
  border: 1px solid var(--border);
  transition: border-color 0.2s, color 0.2s;
}

.nav-cta:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Hero ── */

#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-inner {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: var(--pad-y) var(--pad-x);
}

.hero-eyebrow {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
}

.hero-heading {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.0;
  margin-bottom: 1.75rem;
}

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

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 2.5rem;
  line-height: 1.65;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.cta-primary {
  display: inline-block;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--accent);
  padding: 0.55rem 1.2rem;
  border: 1px solid var(--accent);
  transition: background 0.2s;
}

.cta-primary:hover {
  background: var(--accent-dim);
}

.cta-secondary {
  font-size: 0.88rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  transition: color 0.2s, border-color 0.2s;
}

.cta-secondary:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

.scroll-indicator {
  position: absolute;
  bottom: 2.75rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.scroll-label {
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-line {
  display: block;
  width: 1px;
  height: 40px;
  background: var(--text-muted);
  opacity: 0.35;
}

/* ── Section shared ── */

.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--pad-y) var(--pad-x);
}

.section-header {
  margin-bottom: clamp(2.5rem, 5vw, 3.75rem);
}

.section-eyebrow {
  display: block;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 600;
}

/* ── Fade-in ── */

.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

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

/* ── Projects ── */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  transition: border-color 0.2s;
}

.project-card:hover {
  border-color: #352f4a;
}

.card-media {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--bg);
  overflow: hidden;
}

.card-media iframe,
.card-media video {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.video-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--border);
}

.card-body {
  padding: 1.25rem;
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.55rem;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.3;
}

.card-toggle {
  background: none;
  border: none;
  color: var(--accent);
  font-family: var(--font-body);
  font-size: 0.78rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  flex-shrink: 0;
  padding: 0.1rem 0;
  transition: color 0.2s;
}

.card-toggle:hover {
  color: var(--text);
}

.toggle-arrow {
  display: inline-block;
  font-size: 0.65rem;
  transition: transform 0.2s ease;
}

.project-card.expanded .toggle-arrow {
  transform: rotate(90deg);
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 0.85rem;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  font-size: 0.67rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.2rem 0.5rem;
}

.card-expanded {
  display: none;
  border-top: 1px solid var(--border);
}

.project-card.expanded .card-expanded {
  display: block;
}

.card-code {
  overflow: hidden;
}

.card-code pre {
  margin: 0;
  border-radius: 0;
}

.card-code code.hljs {
  background: var(--bg) !important;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  padding: 1.25rem;
}

.card-links {
  display: flex;
  gap: 1.5rem;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
}

.card-link {
  font-size: 0.82rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  transition: color 0.2s, border-color 0.2s;
}

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

/* ── Skills ── */

.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
}

.skills-col-title {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.skills-list {
  list-style: none;
}

.skills-list li {
  font-size: 0.98rem;
  color: var(--text);
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
}

.skills-list li:first-child {
  border-top: 1px solid var(--border);
}

/* ── Services ── */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  padding: 1.75rem;
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  transition: border-color 0.2s;
}

.service-card:hover {
  border-color: #352f4a;
}

.service-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.service-divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 1rem;
}

.service-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.service-rate {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--accent);
}

/* ── Contact ── */

.contact-quick {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  background: var(--bg-subtle);
  border: 1px solid #3a344f;
  padding: 0.65rem 1.2rem;
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  letter-spacing: 0.02em;
  line-height: 1;
}

.contact-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.contact-btn svg {
  flex-shrink: 0;
  opacity: 0.7;
}

.contact-btn:hover svg {
  opacity: 1;
}

.contact-wrap {
  max-width: 680px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 0;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.form-field label {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.char-count {
  font-weight: 400;
  font-size: 0.72rem;
}

.form-field input,
.form-field select,
.form-field textarea {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.93rem;
  padding: 0.6rem 0.85rem;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.6;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--accent);
}

.form-field textarea {
  resize: vertical;
  min-height: 110px;
}

.form-field select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%237a7490' d='M5 6L0 0h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  padding-right: 2rem;
}

.form-field select option {
  background: var(--bg-subtle);
}

.form-error {
  font-size: 0.82rem;
  color: var(--red);
  margin-bottom: 1rem;
  min-height: 1.2em;
}

.form-submit {
  background: none;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.6rem 1.4rem;
  cursor: pointer;
  transition: background 0.2s;
  border-radius: 0;
}

.form-submit:hover {
  background: var(--accent-dim);
}

.form-submit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.form-success {
  padding: 2rem 0;
}

.form-success p {
  font-size: 1.1rem;
  color: var(--text-muted);
}

/* ── Footer ── */

.site-footer {
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1.75rem var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
}

.footer-note {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ── Responsive ── */

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

@media (max-width: 700px) {
  .skills-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

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

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

@media (max-width: 640px) {
  .nav-link {
    display: none;
  }

  .footer-note {
    display: none;
  }
}