@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --space-deep: #020208;
  --space-near: #080814;
  --glass-bg: rgba(255, 255, 255, 0.012);
  --glass-bg-strong: rgba(255, 255, 255, 0.025);
  --glass-border: rgba(255, 255, 255, 0.05);
  --glass-border-strong: rgba(255, 255, 255, 0.10);
  --glass-highlight: rgba(255, 255, 255, 0.04);
  --text-primary: rgba(255, 255, 255, 0.90);
  --text-secondary: rgba(255, 255, 255, 0.55);
  --text-tertiary: rgba(255, 255, 255, 0.30);
  --accent: rgba(120, 150, 255, 0.45);
  --accent-hover: rgba(150, 175, 255, 0.6);
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1.25rem;
  --radius-xl: 1.75rem;
  --radius-pill: 9999px;
  --sidebar-width: 200px;
  --font-heading: 'DM Serif Display', serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--space-deep);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

::selection {
  background: rgba(120, 150, 255, 0.25);
  color: white;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.02em;
}

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

img {
  display: block;
  max-width: 100%;
}

/* ── Video Background ── */
.bg-video {
  position: fixed;
  inset: 0;
  z-index: 0;
}

.bg-video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.bg-video::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 40%, var(--space-deep) 100%);
}

/* ── Glass System ── */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--glass-border);
}

.glass-strong {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border: 1px solid var(--glass-border-strong);
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}

.glass-pill {
  background: var(--glass-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-pill);
}

.glass-input {
  background: rgba(255, 255, 255, 0.025);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  padding: 0.875rem 1rem;
  width: 100%;
  outline: none;
  transition: border-color 0.2s ease;
}

.glass-input:focus {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.04);
}

.glass-input::placeholder {
  color: var(--text-tertiary);
}

/* ── Layout ── */
.app-layout {
  display: flex;
  min-height: 100vh;
  position: relative;
}

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  position: relative;
  z-index: 1;
}

/* ── Sidebar Nav ── */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--sidebar-width);
  z-index: 100;
  display: flex;
  flex-direction: column;
  padding: 1.75rem;
  background: rgba(4, 4, 16, 0.7);
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-style: italic;
  color: var(--text-primary);
  margin-bottom: 3rem;
  letter-spacing: -0.02em;
}

.sidebar-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0.875rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-secondary);
  transition: all 0.2s ease;
  font-family: var(--font-body);
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.sidebar-nav a.active {
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-nav-icon {
  width: 1rem;
  height: 1rem;
  opacity: 0.5;
  flex-shrink: 0;
}

.sidebar-nav a:hover .sidebar-nav-icon,
.sidebar-nav a.active .sidebar-nav-icon {
  opacity: 0.9;
}

.sidebar-footer {
  margin-top: auto;
  font-size: 0.75rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  line-height: 1.6;
}

.sidebar-footer span {
  display: block;
  color: var(--text-secondary);
  font-family: var(--font-body);
  margin-bottom: 0.25rem;
}

/* ── Page Sections ── */
.page-section {
  padding: 6rem 3rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

@media (max-width: 768px) {
  .page-section {
    padding: 4rem 1.5rem;
  }
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4rem 3rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.375rem 0.375rem 0.375rem 1.125rem;
  margin-bottom: 2rem;
  font-size: 0.8125rem;
  width: fit-content;
}

.hero-badge-chip {
  background: rgba(255, 255, 255, 0.92);
  color: #000;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.hero-title {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: clamp(3rem, 7vw, 5.5rem);
  color: var(--text-primary);
  line-height: 0.88;
  letter-spacing: -0.03em;
  max-width: 12ch;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 42ch;
  font-weight: 300;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-top: 2rem;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all 0.2s ease;
}

.hero-cta-primary {
  background: rgba(255, 255, 255, 0.92);
  color: #000;
}

.hero-cta-primary:hover {
  background: rgba(255, 255, 255, 1);
  transform: translateY(-1px);
}

.hero-cta-secondary {
  color: var(--text-secondary);
  background: transparent;
  border: none;
}

.hero-cta-secondary:hover {
  color: var(--text-primary);
}

/* ── Stats Row ── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-top: 2.5rem;
  max-width: 500px;
}

.stat-card {
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-lg);
}

.stat-value {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 2.25rem;
  color: var(--text-primary);
  line-height: 1;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
  font-weight: 300;
}

/* ── Capabilities Grid ── */
.section-header {
  margin-bottom: 3rem;
}

.section-kicker {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-tertiary);
  margin-bottom: 1rem;
  font-weight: 500;
}

.section-title {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--text-primary);
  line-height: 0.92;
  letter-spacing: -0.03em;
}

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
}

.capability-card {
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  min-height: 320px;
}

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

.capability-icon {
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.capability-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  opacity: 0.8;
}

.capability-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.375rem;
  max-width: 70%;
}

.capability-tag {
  padding: 0.25rem 0.625rem;
  font-size: 0.625rem;
  color: var(--text-secondary);
  border-radius: var(--radius-pill);
  font-weight: 400;
  white-space: nowrap;
}

.capability-title {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.75rem;
  color: var(--text-primary);
  margin-top: 1.5rem;
  line-height: 1;
  letter-spacing: -0.02em;
}

.capability-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-top: 0.75rem;
  font-weight: 300;
  max-width: 32ch;
  line-height: 1.7;
}

/* ── Process Timeline ── */
.process-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 760px;
}

.process-phase {
  display: flex;
  gap: 1.75rem;
  padding: 2rem;
  border-radius: var(--radius-lg);
}

.phase-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  width: 2.75rem;
}

.phase-number {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.375rem;
  color: var(--text-primary);
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  flex-shrink: 0;
}

.phase-line {
  width: 1px;
  flex: 1;
  background: rgba(255, 255, 255, 0.06);
  margin-top: 0.75rem;
  min-height: 1.5rem;
}

.process-phase:last-child .phase-line {
  display: none;
}

.phase-content {
  flex: 1;
  min-width: 0;
}

.phase-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.3rem 0.3rem 0.3rem 0.875rem;
  margin-bottom: 1rem;
  font-size: 0.75rem;
}

.phase-badge-chip {
  background: rgba(255, 255, 255, 0.92);
  color: #000;
  padding: 0.2rem 0.625rem;
  border-radius: var(--radius-pill);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.phase-title {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
  line-height: 1;
}

.phase-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.75;
  max-width: 62ch;
}

.phase-desc em {
  font-style: italic;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 0.9375rem;
}

.phase-details {
  display: flex;
  gap: 1.5rem;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}

.phase-detail {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.detail-label {
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  font-weight: 500;
}

.detail-value {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-weight: 400;
}

@media (max-width: 768px) {
  .process-phase {
    flex-direction: column;
    gap: 1rem;
    padding: 1.5rem;
  }

  .phase-marker {
    flex-direction: row;
    width: 100%;
    gap: 0.75rem;
  }

  .phase-line {
    width: 100%;
    height: 1px;
    flex: 1;
    margin-top: 0;
  }

  .phase-number {
    width: 2.25rem;
    height: 2.25rem;
    font-size: 1.125rem;
  }

  .phase-title {
    font-size: 1.5rem;
  }

  .phase-details {
    flex-direction: column;
    gap: 0.75rem;
  }
}

/* ── Contact Page ── */
.contact-layout {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
}

.contact-card {
  width: 100%;
  max-width: 480px;
  padding: 2.5rem;
  border-radius: var(--radius-xl);
}

.contact-title {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.contact-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-weight: 300;
  line-height: 1.7;
}

.contact-email-display {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  font-size: 0.8125rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.contact-email-display svg {
  width: 0.875rem;
  height: 0.875rem;
  opacity: 0.4;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

textarea.glass-input {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  background: rgba(255, 255, 255, 0.92);
  color: #000;
  border: none;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all 0.2s ease;
  margin-top: 0.5rem;
}

.form-submit:hover {
  background: rgba(255, 255, 255, 1);
  transform: translateY(-1px);
}

.form-success {
  display: none;
  text-align: center;
  padding: 2rem 0;
}

.form-success.show {
  display: block;
}

.form-success-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: rgba(100, 200, 130, 0.12);
  border: 1px solid rgba(100, 200, 130, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

.form-success-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: rgba(150, 220, 170, 0.8);
}

.form-success h3 {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-success p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 300;
}

/* ── Footer ── */
.site-footer {
  padding: 2rem 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-brand {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 0.9375rem;
  color: var(--text-tertiary);
}

.footer-text {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  :root {
    --sidebar-width: 0px;
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .hero {
    padding: 2rem 1.5rem;
  }

  .page-section {
    padding: 3rem 1.5rem;
  }

  .site-footer {
    padding: 1.5rem;
    flex-direction: column;
    text-align: center;
  }
}