/* MLVision — mlvision.life */
:root {
  --obsidian: #0B0C10;
  --cyan: #00F5FF;
  --violet: #7B2CBF;
  --text: #C5C6C7;
  --text-muted: #8a8b8d;
  --glass: rgba(197, 198, 199, 0.04);
  --glass-border: rgba(0, 245, 255, 0.14);
  --sidebar-w: 260px;
  --bottom-nav-h: 64px;
  --font-display: 'Oswald', sans-serif;
  --font-body: 'Work Sans', sans-serif;
  --font-mono: 'Consolas', 'Courier New', monospace;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

body.no-js .animate-on-scroll { opacity: 1; transform: none; }

img { max-width: 100%; height: auto; display: block; }
a { color: var(--cyan); text-decoration: none; transition: color var(--transition); }
a:hover { color: #fff; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.35rem); }

p { margin-bottom: 1rem; color: var(--text-muted); }
ul, ol { margin-bottom: 1rem; padding-left: 1.25rem; color: var(--text-muted); }

/* Vision grid background */
.vision-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse at 15% 40%, rgba(123, 44, 191, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 15%, rgba(0, 245, 255, 0.08) 0%, transparent 50%),
    var(--obsidian);
}

.vision-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 245, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 50% 30%, black 20%, transparent 75%);
}

.page-wrapper { display: flex; min-height: 100vh; }

.main-content {
  flex: 1;
  margin-left: var(--sidebar-w);
  padding: 2rem 2.5rem 6rem;
  max-width: 1180px;
}

/* Sidebar */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: rgba(11, 12, 16, 0.96);
  border-right: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 100;
  display: flex;
  flex-direction: column;
  padding: 2rem 1.5rem;
}

.sidebar-logo {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.25rem;
  letter-spacing: 0.04em;
}

.sidebar-logo span { color: var(--cyan); }

.sidebar-tagline {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  line-height: 1.45;
  text-transform: none;
  font-family: var(--font-body);
}

.sidebar-nav { list-style: none; flex: 1; padding: 0; margin: 0; }

.sidebar-nav li { margin-bottom: 0.15rem; }

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0.75rem;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: background var(--transition), color var(--transition);
}

.sidebar-nav a svg { width: 18px; height: 18px; flex-shrink: 0; }

.sidebar-nav a:hover,
.sidebar-nav a.active {
  color: var(--cyan);
  background: rgba(0, 245, 255, 0.06);
}

.sidebar-footer {
  font-size: 0.7rem;
  color: var(--text-muted);
  border-top: 1px solid var(--glass-border);
  padding-top: 1rem;
}

.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-nav-h);
  background: rgba(11, 12, 16, 0.98);
  border-top: 1px solid var(--glass-border);
  z-index: 100;
  justify-content: space-around;
  align-items: center;
  padding: 0 0.5rem;
}

.bottom-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  font-size: 0.65rem;
  color: var(--text-muted);
}

.bottom-nav a svg { width: 20px; height: 20px; }
.bottom-nav a.active { color: var(--cyan); }

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--violet), #5a1f8f);
  color: #fff;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(123, 44, 191, 0.35);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--cyan);
  color: var(--cyan);
}

.btn-outline:hover {
  background: rgba(0, 245, 255, 0.08);
  color: var(--cyan);
}

.btn-cyan {
  background: var(--cyan);
  color: var(--obsidian);
}

.btn-cyan:hover {
  background: #33f7ff;
  color: var(--obsidian);
  box-shadow: 0 0 28px rgba(0, 245, 255, 0.4);
}

/* Glass cards */
.glass-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1.5rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.glass-card:hover {
  border-color: rgba(0, 245, 255, 0.28);
  box-shadow: 0 0 24px rgba(0, 245, 255, 0.06);
}

.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.section-header {
  margin-bottom: 2.5rem;
  max-width: 640px;
}

.section-header p { margin-bottom: 0; }

/* Hero */
.hero { margin-bottom: 3rem; }

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2.5rem;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.35rem 0.75rem;
  border: 1px solid rgba(0, 245, 255, 0.35);
  color: var(--cyan);
  border-radius: 4px;
  margin-bottom: 1rem;
  letter-spacing: 0.08em;
}

.hero h1 em { color: var(--cyan); font-style: normal; }

.hero-desc { font-size: 1.05rem; max-width: 520px; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.5rem; }

.hero-visual {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.hero-visual img { width: 100%; opacity: 0.85; }

.hero-visual canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* Stats strip */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.stat-card {
  background: rgba(0, 245, 255, 0.03);
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: 8px;
  padding: 1.25rem 1rem;
  text-align: center;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--cyan);
  line-height: 1.2;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text);
}

/* Vision cards grid */
.vision-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

.vision-card {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.vision-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--violet);
  flex-shrink: 0;
  padding-top: 0.15rem;
}

.vision-card h3 { margin-bottom: 0.5rem; text-transform: none; }

.vision-card p { margin-bottom: 0; font-size: 0.92rem; }

/* Stack strip */
.stack-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem 1.5rem;
  padding: 2rem;
  background: linear-gradient(90deg, rgba(123, 44, 191, 0.12), rgba(0, 245, 255, 0.06));
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  margin-bottom: 3.5rem;
}

.stack-item {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  color: #fff;
  padding: 0.5rem 1.25rem;
  border: 1px solid rgba(0, 245, 255, 0.25);
  border-radius: 4px;
}

.stack-arrow {
  color: var(--cyan);
  font-size: 1.25rem;
}

/* Services preview */
.services-preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.service-preview {
  text-align: center;
  padding: 1.25rem;
}

.service-preview h3 {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
  text-transform: none;
}

.service-preview p { font-size: 0.85rem; margin: 0; }

/* Hardware list */
.hardware-section { margin-bottom: 3.5rem; }

.hardware-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}

.hardware-list li {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  padding: 0.85rem 1rem;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  color: var(--text);
  margin: 0;
}

.hardware-list li::before {
  content: '▸ ';
  color: var(--cyan);
}

/* Testimonials */
.testimonials-section {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 3.5rem;
  min-height: 380px;
}

.testimonials-bg {
  position: absolute;
  inset: 0;
}

.testimonials-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
}

.testimonials-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11, 12, 16, 0.92), rgba(123, 44, 191, 0.35));
}

.testimonials-content {
  position: relative;
  z-index: 1;
  padding: 2.5rem;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.testimonial-card {
  background: rgba(11, 12, 16, 0.75);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 1.25rem;
}

.testimonial-quote {
  font-size: 0.92rem;
  color: var(--text);
  margin-bottom: 1rem;
  font-style: italic;
}

.testimonial-author {
  font-family: var(--font-display);
  color: var(--cyan);
  font-size: 0.9rem;
}

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

/* CTA */
.cta-band {
  text-align: center;
  padding: 3rem 2rem;
  background: linear-gradient(135deg, rgba(0, 245, 255, 0.08), rgba(123, 44, 191, 0.15));
  border: 1px solid rgba(0, 245, 255, 0.3);
  border-radius: 8px;
  margin-bottom: 3rem;
}

.cta-band h2 { margin-bottom: 0.75rem; }
.cta-band p { max-width: 520px; margin: 0 auto 1.5rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--glass-border);
  padding-top: 2rem;
  font-size: 0.85rem;
}

.footer-minimal {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
}

.footer-minimal a { color: var(--text-muted); }
.footer-minimal a:hover { color: var(--cyan); }

.footer-copy {
  display: block;
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.footer-links { display: flex; flex-direction: column; gap: 0.35rem; }

/* Page hero */
.page-hero { margin-bottom: 2.5rem; }

.page-hero-image {
  margin-top: 1.5rem;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

/* Collection */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.45rem 1rem;
  border: 1px solid var(--glass-border);
  background: transparent;
  color: var(--text-muted);
  border-radius: 999px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.85rem;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: rgba(0, 245, 255, 0.12);
  color: var(--cyan);
  border-color: var(--cyan);
}

.collection-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.collection-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
}

.mlv-id {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--violet);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 0.35rem;
}

.collection-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.75rem 0;
}

.tag {
  font-size: 0.7rem;
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  background: rgba(123, 44, 191, 0.2);
  color: var(--text);
  border: 1px solid rgba(123, 44, 191, 0.35);
}

.collection-price {
  font-family: var(--font-mono);
  color: var(--cyan);
  font-size: 0.95rem;
  margin-top: 0.5rem;
  margin-bottom: 0;
}

/* Services page */
.services-grid {
  display: grid;
  gap: 1.5rem;
}

.service-item h3 { margin-bottom: 0.75rem; text-transform: none; }

.service-features {
  list-style: none;
  padding: 0;
  margin-top: 1rem;
}

.service-features li {
  padding: 0.35rem 0;
  padding-left: 1.25rem;
  position: relative;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  border-radius: 1px;
}

.hex-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  color: var(--cyan);
}

.hex-icon svg { width: 100%; height: 100%; }

/* Contact */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

.contact-detail {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.contact-detail svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  color: var(--cyan);
  margin-top: 0.15rem;
}

.contact-detail strong {
  display: block;
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.85rem;
  margin-bottom: 0.2rem;
}

.contact-form .form-group { margin-bottom: 1.1rem; }

.contact-form label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: rgba(11, 12, 16, 0.8);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--cyan);
}

.contact-form input.error { border-color: #e74c3c; }

.form-error {
  font-size: 0.8rem;
  color: #ff6b6b;
  margin-top: 0.25rem;
  display: none;
}

.form-error.visible { display: block; }

.form-success {
  display: none;
  padding: 1.25rem;
  background: rgba(0, 245, 255, 0.08);
  border: 1px solid var(--cyan);
  border-radius: 6px;
  color: var(--text);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

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

/* Legal / about */
.legal-content h2 { margin-top: 2rem; }
.legal-content h2:first-child { margin-top: 0; }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

.values-list {
  list-style: none;
  padding: 0;
}

.values-list li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--glass-border);
  margin: 0;
}

.values-list strong { color: var(--cyan); }

/* Scroll animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll.delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.delay-3 { transition-delay: 0.3s; }

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: var(--sidebar-w);
  right: 0;
  background: rgba(11, 12, 16, 0.98);
  border-top: 1px solid var(--glass-border);
  padding: 1rem 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  z-index: 200;
  transform: translateY(100%);
  transition: transform var(--transition);
}

.cookie-banner.visible { transform: translateY(0); }

.cookie-banner p {
  margin: 0;
  flex: 1;
  min-width: 200px;
  font-size: 0.85rem;
}

.cookie-actions { display: flex; gap: 0.75rem; }

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .stats-strip { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .sidebar { display: none; }
  .bottom-nav { display: flex; }
  .main-content {
    margin-left: 0;
    padding: 1.5rem 1.25rem calc(var(--bottom-nav-h) + 2rem);
  }
  .cookie-banner { left: 0; }
  .vision-grid { grid-template-columns: 1fr; }
  .stack-strip { flex-direction: column; }
  .stack-arrow { transform: rotate(90deg); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .animate-on-scroll { opacity: 1; transform: none; transition: none; }
}