/* ── Reset ────────────────────────────────────────────────────── */

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

:root {
  --bg: #09090b;
  --bg-card: #111113;
  --bg-input: #0c0c0e;
  --border: #1e1e22;
  --border-light: rgba(255, 255, 255, 0.1);
  --text: #ececee;
  --text-dim: #7c7c85;
  --text-muted: #4a4a52;
  --accent: #fff;
  --accent-dim: rgba(255, 255, 255, 0.08);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
  height: 100vh;
}

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

button, input, textarea {
  font-family: var(--font);
  border: none;
  outline: none;
  background: none;
  color: inherit;
}

/* ── Navigation ──────────────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 3rem;
  height: 64px;
  border-bottom: 1px solid var(--border);
  background: rgba(9, 9, 11, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.nav-logo {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 5px;
  color: var(--text);
}

.nav-center {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.nav-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: background 0.4s, box-shadow 0.4s;
  cursor: pointer;
}

.nav-indicator.active {
  background: var(--accent);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.3);
}

.nav-slash {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 300;
  user-select: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.3s;
}

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

/* ── Sections ────────────────────────────────────────────────── */

.sections {
  height: 100vh;
  overflow: hidden;
  position: relative;
}

.panel {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  pointer-events: none;
}

.panel.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.panel-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
  max-width: 1300px;
  margin: 0 auto;
  padding: 64px 4rem 2rem;
  height: 100%;
}

/* ── Panel Text ──────────────────────────────────────────────── */

.panel-text {
  padding: 2rem 0;
}

/* Hero */

.hero-overline {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s 0.2s, transform 0.6s 0.2s;
}

.panel.active .hero-overline {
  opacity: 1;
  transform: translateY(0);
}

.hero-title {
  font-size: clamp(3.5rem, 7vw, 6.5rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -2px;
  text-transform: uppercase;
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s 0.3s, transform 0.6s 0.3s;
}

.panel.active .hero-title {
  opacity: 1;
  transform: translateY(0);
}

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

.hero-body {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s 0.4s, transform 0.6s 0.4s;
}

.panel.active .hero-body {
  opacity: 1;
  transform: translateY(0);
}

.hero-body p {
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

.hero-cta {
  margin-top: 2.5rem;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s 0.5s, transform 0.6s 0.5s;
}

.panel.active .hero-cta {
  opacity: 1;
  transform: translateY(0);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 0.8rem 2.5rem;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-radius: 2px;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.3s;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 25px rgba(255, 255, 255, 0.1);
}

/* Services */

.service-label {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-family: 'SF Mono', 'Fira Code', monospace, var(--font);
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.5s 0.1s, transform 0.5s 0.1s;
}

.panel.active .service-label {
  opacity: 1;
  transform: translateY(0);
}

.service-title {
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -2px;
  text-transform: uppercase;
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s 0.2s, transform 0.6s 0.2s;
}

.panel.active .service-title {
  opacity: 1;
  transform: translateY(0);
}

.service-body {
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.9;
  color: var(--text-dim);
  max-width: 480px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s 0.35s, transform 0.6s 0.35s;
}

.panel.active .service-body {
  opacity: 1;
  transform: translateY(0);
}

/* ── Panel Visual ────────────────────────────────────────────── */

.panel-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  position: relative;
}

.visual-frame {
  width: 100%;
  aspect-ratio: 1;
  max-height: 70vh;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  background: var(--bg-card);
  position: relative;
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.7s 0.2s, transform 0.7s 0.2s;
}

.panel.active .visual-frame {
  opacity: 1;
  transform: scale(1);
}

.visual-frame canvas,
.panel-visual > canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ── Contact ─────────────────────────────────────────────────── */

.contact-meta {
  margin-top: 2rem;
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.6s 0.45s, transform 0.6s 0.45s;
}

.panel.active .contact-meta {
  opacity: 1;
  transform: translateY(0);
}

.meta-row {
  display: flex;
  justify-content: space-between;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border);
  max-width: 320px;
}

.meta-label {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
}

.meta-value {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text);
}

.panel-visual-form {
  display: flex;
  align-items: center;
  justify-content: center;
}

.intake-form {
  width: 100%;
  max-width: 420px;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  opacity: 0;
  transform: translateY(25px);
  transition: opacity 0.6s 0.3s, transform 0.6s 0.3s;
}

.panel.active .intake-form {
  opacity: 1;
  transform: translateY(0);
}

.field label {
  display: block;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 2px;
  font-size: 0.85rem;
  color: var(--text);
  transition: border-color 0.3s;
}

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

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

.field textarea {
  resize: vertical;
  min-height: 80px;
}

.btn-submit {
  width: 100%;
  margin-top: 0.5rem;
}

.form-success {
  text-align: center;
  font-size: 0.8rem;
  color: var(--accent);
  padding: 0.8rem;
  border: 1px solid var(--accent-dim);
  border-radius: 2px;
  background: var(--accent-dim);
}

.form-error {
  text-align: center;
  font-size: 0.8rem;
  color: #ff6b6b;
  padding: 0.8rem;
  margin-top: 0.5rem;
  border: 1px solid rgba(255, 107, 107, 0.3);
  border-radius: 2px;
  background: rgba(255, 107, 107, 0.08);
}

/* Honeypot — kept out of view and out of the tab order for humans */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ── Footer ──────────────────────────────────────────────────── */

.footer-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: center;
  padding: 1rem;
  font-size: 0.6rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  pointer-events: none;
}

/* ── Scroll Hint ─────────────────────────────────────────────── */

.scroll-hint {
  position: fixed;
  bottom: 2.5rem;
  right: 3rem;
  z-index: 100;
  pointer-events: none;
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: pulse-line 2s ease-in-out infinite;
}

@keyframes pulse-line {
  0%, 100% { opacity: 0.2; transform: scaleY(0.6); }
  50% { opacity: 0.8; transform: scaleY(1); }
}

/* ── Responsive ──────────────────────────────────────────────── */

@media (max-width: 900px) {
  .nav {
    padding: 0 1.5rem;
  }

  .nav-center {
    display: none;
  }

  .nav-links {
    gap: 1.2rem;
  }

  .panel-content {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 80px 2rem 4rem;
    overflow-y: auto;
  }

  .panel-visual {
    height: auto;
    min-height: 300px;
  }

  .visual-frame {
    aspect-ratio: 4/3;
    max-height: 40vh;
  }

  .hero-title,
  .service-title {
    font-size: 3rem;
  }

  .scroll-hint {
    right: 1.5rem;
  }
}

@media (max-width: 480px) {
  .nav-links a:not(:last-child) {
    display: none;
  }

  .hero-title,
  .service-title {
    font-size: 2.4rem;
    letter-spacing: -1px;
  }
}