/*
Theme Name: Decaipher Labs
Theme URI: https://www.decaipherlabs.com
Author: Decaipher Labs
Author URI: https://www.decaipherlabs.com
Description: A dark, mystical custom theme for Decaipher Labs — Africa's AI innovation lab. Features full-screen hero slider, parallax sections, and a password-protected Lab area.
Version: 1.0.0
License: Proprietary
Text Domain: decaipher-labs
*/

/* ═══════════════════════════════════════════
   CSS CUSTOM PROPERTIES
   ═══════════════════════════════════════════ */
:root {
  --dl-black: #0a0a0f;
  --dl-dark: #0d0d14;
  --dl-dark-2: #12121c;
  --dl-dark-3: #1a1a28;
  --dl-navy: #1B3A5C;
  --dl-blue: #2E75B6;
  --dl-cyan: #00d4ff;
  --dl-amber: #D4880F;
  --dl-gold: #c9a84c;
  --dl-text: #c8c8d0;
  --dl-text-dim: #6a6a7a;
  --dl-text-bright: #e8e8f0;
  --dl-glow-cyan: rgba(0, 212, 255, 0.15);
  --dl-glow-amber: rgba(212, 136, 15, 0.15);
  --dl-font: 'Outfit', 'Segoe UI', system-ui, sans-serif;
  --dl-transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ═══════════════════════════════════════════
   RESET & BASE
   ═══════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--dl-font);
  background: var(--dl-black);
  color: var(--dl-text);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: var(--dl-cyan); text-decoration: none; transition: color var(--dl-transition); }
a:hover { color: var(--dl-amber); }

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

::selection { background: var(--dl-cyan); color: var(--dl-black); }

/* ═══════════════════════════════════════════
   SCROLLBAR
   ═══════════════════════════════════════════ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dl-black); }
::-webkit-scrollbar-thumb { background: var(--dl-dark-3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--dl-blue); }

/* ═══════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════ */
.dl-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--dl-transition);
  background: transparent;
}

.dl-nav.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 1rem 3rem;
  border-bottom: 1px solid rgba(0, 212, 255, 0.08);
}

.dl-nav__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--dl-text-bright);
  letter-spacing: 0.5px;
}

.dl-nav__logo .ai { color: var(--dl-amber); font-weight: 700; }
.dl-nav__logo .labs { color: var(--dl-blue); font-weight: 300; opacity: 0.7; margin-left: 0.15em; }

.dl-nav__links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.dl-nav__links a {
  color: var(--dl-text-dim);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 2px;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 4px;
}

.dl-nav__links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--dl-cyan);
  transition: width var(--dl-transition);
}

.dl-nav__links a:hover,
.dl-nav__links a.active {
  color: var(--dl-text-bright);
}

.dl-nav__links a:hover::after,
.dl-nav__links a.active::after {
  width: 100%;
}

.dl-nav__lab-link {
  padding: 0.5rem 1.2rem !important;
  border: 1px solid var(--dl-cyan);
  border-radius: 2px;
  color: var(--dl-cyan) !important;
  font-size: 0.75rem !important;
  letter-spacing: 3px !important;
}

.dl-nav__lab-link:hover {
  background: var(--dl-glow-cyan);
  color: var(--dl-text-bright) !important;
}

/* Mobile nav toggle */
.dl-nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 5px;
}

.dl-nav__toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--dl-text);
  transition: all 0.3s;
}

/* ═══════════════════════════════════════════
   HERO SLIDER
   ═══════════════════════════════════════════ */
.dl-hero {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.dl-hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
  z-index: 1;
}

.dl-hero__slide.active {
  opacity: 1;
  z-index: 2;
}

.dl-hero__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: brightness(0.55) saturate(1.1);
}

.dl-hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10,10,15,0.3) 0%, rgba(10,10,15,0.1) 40%, rgba(10,10,15,0.7) 85%, rgba(10,10,15,1) 100%),
    linear-gradient(90deg, rgba(10,10,15,0.6) 0%, transparent 50%);
  z-index: 3;
}

.dl-hero__content {
  position: absolute;
  bottom: 15%;
  left: 5%;
  z-index: 4;
  max-width: 700px;
}

.dl-hero__subtitle {
  font-size: 0.75rem;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--dl-cyan);
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s 0.3s forwards;
}

.dl-hero__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 600;
  color: var(--dl-text-bright);
  line-height: 1.15;
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s 0.5s forwards;
}

.dl-hero__title em {
  font-style: normal;
  color: var(--dl-amber);
}

.dl-hero__caption {
  font-size: 1rem;
  color: var(--dl-text-dim);
  max-width: 500px;
  line-height: 1.8;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s 0.7s forwards;
}

/* Slide indicators */
.dl-hero__indicators {
  position: absolute;
  right: 3rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.dl-hero__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid var(--dl-text-dim);
  background: transparent;
  cursor: pointer;
  transition: all 0.4s;
  padding: 0;
}

.dl-hero__dot.active {
  background: var(--dl-cyan);
  border-color: var(--dl-cyan);
  box-shadow: 0 0 12px var(--dl-cyan);
}

/* Scroll indicator */
.dl-hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--dl-text-dim);
  font-size: 0.65rem;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.dl-hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--dl-cyan), transparent);
  animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════════════════════════════
   SECTIONS — GENERAL
   ═══════════════════════════════════════════ */
.dl-section {
  padding: 8rem 5%;
  position: relative;
}

.dl-section__label {
  font-size: 0.7rem;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--dl-cyan);
  margin-bottom: 1rem;
  display: block;
}

.dl-section__title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 600;
  color: var(--dl-text-bright);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.dl-section__title em {
  font-style: normal;
  color: var(--dl-amber);
}

.dl-section__text {
  font-size: 1.05rem;
  color: var(--dl-text);
  max-width: 700px;
  line-height: 1.8;
}

/* Divider glow line */
.dl-divider {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, var(--dl-cyan), transparent);
  margin: 3rem 0;
}

/* ═══════════════════════════════════════════
   MYSTERY INTRO (Home page below hero)
   ═══════════════════════════════════════════ */
.dl-mystery {
  text-align: center;
  padding: 10rem 5%;
  background: var(--dl-black);
  position: relative;
}

.dl-mystery::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 80px;
  background: linear-gradient(to bottom, var(--dl-cyan), transparent);
}

.dl-mystery__symbol {
  font-size: 2.5rem;
  color: var(--dl-cyan);
  margin-bottom: 2rem;
  opacity: 0.6;
}

.dl-mystery__text {
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  color: var(--dl-text);
  max-width: 800px;
  margin: 0 auto;
  line-height: 2;
  font-weight: 300;
}

.dl-mystery__text em {
  font-style: normal;
  color: var(--dl-amber);
  font-weight: 500;
}

.dl-mystery__proverb {
  margin-top: 3rem;
  font-size: 0.9rem;
  color: var(--dl-text-dim);
  font-style: italic;
  letter-spacing: 1px;
}

.dl-mystery__proverb cite {
  display: block;
  margin-top: 0.5rem;
  font-style: normal;
  color: var(--dl-cyan);
  font-size: 0.75rem;
  letter-spacing: 3px;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════
   PILLARS / SERVICES GRID
   ═══════════════════════════════════════════ */
.dl-pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.dl-pillar {
  background: var(--dl-dark-2);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 4px;
  padding: 2.5rem 2rem;
  transition: all var(--dl-transition);
  position: relative;
  overflow: hidden;
}

.dl-pillar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--dl-cyan), transparent);
  opacity: 0;
  transition: opacity var(--dl-transition);
}

.dl-pillar:hover {
  border-color: rgba(0, 212, 255, 0.15);
  transform: translateY(-4px);
}

.dl-pillar:hover::before { opacity: 1; }

.dl-pillar__icon {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--dl-cyan);
  opacity: 0.7;
}

.dl-pillar__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dl-text-bright);
  margin-bottom: 1rem;
}

.dl-pillar__desc {
  font-size: 0.9rem;
  color: var(--dl-text-dim);
  line-height: 1.7;
}

/* ═══════════════════════════════════════════
   ART PHILOSOPHY SECTION
   ═══════════════════════════════════════════ */
.dl-art-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.dl-art-card {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  border-radius: 4px;
  cursor: pointer;
}

.dl-art-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease, filter 0.8s ease;
  filter: brightness(0.5) saturate(0.8);
}

.dl-art-card:hover img {
  transform: scale(1.08);
  filter: brightness(0.7) saturate(1.2);
}

.dl-art-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(10,10,15,0.95) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
}

.dl-art-card__name {
  font-size: 0.65rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--dl-cyan);
  margin-bottom: 0.3rem;
}

.dl-art-card__proverb {
  font-size: 0.85rem;
  color: var(--dl-text);
  font-style: italic;
  line-height: 1.5;
}

/* ═══════════════════════════════════════════
   THE LAB — PASSWORD GATE
   ═══════════════════════════════════════════ */
.dl-lab-gate {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--dl-black);
  position: relative;
}

.dl-lab-gate__box {
  text-align: center;
  max-width: 420px;
  padding: 3rem;
}

.dl-lab-gate__icon {
  font-size: 3rem;
  color: var(--dl-cyan);
  margin-bottom: 2rem;
  opacity: 0.5;
}

.dl-lab-gate__title {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--dl-text-bright);
  margin-bottom: 0.5rem;
}

.dl-lab-gate__sub {
  font-size: 0.8rem;
  color: var(--dl-text-dim);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 2rem;
}

.dl-lab-gate__input {
  width: 100%;
  padding: 1rem 1.2rem;
  background: var(--dl-dark-2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 2px;
  color: var(--dl-text-bright);
  font-family: var(--dl-font);
  font-size: 0.95rem;
  letter-spacing: 4px;
  text-align: center;
  outline: none;
  transition: border-color var(--dl-transition);
}

.dl-lab-gate__input:focus {
  border-color: var(--dl-cyan);
  box-shadow: 0 0 20px var(--dl-glow-cyan);
}

.dl-lab-gate__input::placeholder {
  color: var(--dl-text-dim);
  letter-spacing: 2px;
  font-size: 0.8rem;
}

.dl-lab-gate__btn {
  margin-top: 1.5rem;
  width: 100%;
  padding: 0.9rem;
  background: transparent;
  border: 1px solid var(--dl-cyan);
  color: var(--dl-cyan);
  font-family: var(--dl-font);
  font-size: 0.75rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--dl-transition);
  border-radius: 2px;
}

.dl-lab-gate__btn:hover {
  background: var(--dl-cyan);
  color: var(--dl-black);
}

.dl-lab-gate__error {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: #ff4444;
  display: none;
}

/* Lab interior (shown after auth) */
.dl-lab-interior { display: none; }
.dl-lab-interior.unlocked { display: block; }

.dl-models-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.dl-model-card {
  background: var(--dl-dark-2);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 4px;
  padding: 2rem;
  transition: all var(--dl-transition);
}

.dl-model-card:hover {
  border-color: rgba(0, 212, 255, 0.2);
  box-shadow: 0 0 30px var(--dl-glow-cyan);
}

.dl-model-card__status {
  display: inline-block;
  font-size: 0.6rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: 2px;
  margin-bottom: 1rem;
}

.dl-model-card__status--ready {
  background: rgba(26,140,91,0.15);
  color: #1a8c5b;
  border: 1px solid rgba(26,140,91,0.3);
}

.dl-model-card__status--beta {
  background: var(--dl-glow-amber);
  color: var(--dl-amber);
  border: 1px solid rgba(212,136,15,0.3);
}

.dl-model-card__status--dev {
  background: rgba(0,212,255,0.08);
  color: var(--dl-cyan);
  border: 1px solid rgba(0,212,255,0.2);
}

.dl-model-card__name {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--dl-text-bright);
  margin-bottom: 0.5rem;
}

.dl-model-card__desc {
  font-size: 0.85rem;
  color: var(--dl-text-dim);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.dl-model-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.dl-model-card__tag {
  font-size: 0.65rem;
  letter-spacing: 1px;
  padding: 0.2rem 0.5rem;
  background: rgba(255,255,255,0.04);
  color: var(--dl-text-dim);
  border-radius: 2px;
}

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
.dl-footer {
  padding: 4rem 5% 2rem;
  background: var(--dl-dark);
  border-top: 1px solid rgba(255,255,255,0.04);
}

.dl-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.dl-footer__brand {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--dl-text-bright);
  margin-bottom: 1rem;
}

.dl-footer__brand .ai { color: var(--dl-amber); }
.dl-footer__brand .labs { color: var(--dl-blue); font-weight: 300; }

.dl-footer__tagline {
  font-size: 0.8rem;
  color: var(--dl-text-dim);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.dl-footer__heading {
  font-size: 0.7rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--dl-text-dim);
  margin-bottom: 1.2rem;
}

.dl-footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.dl-footer__links a {
  font-size: 0.85rem;
  color: var(--dl-text-dim);
}

.dl-footer__links a:hover {
  color: var(--dl-text-bright);
}

.dl-footer__bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.04);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--dl-text-dim);
}

/* ═══════════════════════════════════════════
   SCROLL ANIMATIONS
   ═══════════════════════════════════════════ */
.dl-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.dl-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */
@media (max-width: 768px) {
  .dl-nav__links { display: none; }
  .dl-nav__toggle { display: flex; }
  .dl-nav__links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: rgba(10,10,15,0.97);
    justify-content: center;
    align-items: center;
    gap: 2rem;
    z-index: 999;
  }
  .dl-hero__content { left: 8%; max-width: 85%; bottom: 20%; }
  .dl-hero__indicators { right: 1rem; }
  .dl-section { padding: 5rem 6%; }
  .dl-art-grid { grid-template-columns: repeat(2, 1fr); }
  .dl-footer__grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .dl-footer__bottom { flex-direction: column; gap: 0.5rem; }
}

@media (max-width: 480px) {
  .dl-art-grid { grid-template-columns: 1fr; }
  .dl-footer__grid { grid-template-columns: 1fr; }
}