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

:root {
  --bg: #000000;
  --text: #ffffff;
  --text-secondary: #888888;
  --border: #333333;
  --font-main: 'Inter', -apple-system, sans-serif;
  --font-accent: 'Playfair Display', serif;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
}

/* Animations */
.fade-in {
  opacity: 0;
  animation: fadeIn 1.5s ease forwards;
}

.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 1.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

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

/* Startup Loader */
.startup-loader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 1s cubic-bezier(0.8, 0, 0.2, 1);
}

.startup-loader.hide {
  opacity: 0;
  pointer-events: none;
}

.loader-number {
  font-family: var(--font-accent);
  font-size: 10rem;
  font-style: italic;
  font-weight: 300;
  color: var(--text);
  animation: spinSixToNine 2s cubic-bezier(0.8, 0, 0.2, 1) forwards;
}

@keyframes spinSixToNine {
  0% { transform: rotate(180deg); opacity: 0; }
  20% { opacity: 1; }
  80% { transform: rotate(0deg); }
  100% { transform: rotate(0deg); opacity: 1; }
}

/* Avant-Garde Hero */
.hero-3d {
  position: relative;
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-3d-image {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
  z-index: 0;
  transform: scale(1.05);
  animation: slowPulse 10s infinite alternate ease-in-out;
}

@keyframes slowPulse {
  to { transform: scale(1.1); opacity: 0.8; }
}

.floating-nav {
  position: absolute;
  z-index: 10;
  color: var(--text-secondary);
  transition: color 0.3s;
}

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

.nav-logo {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--text);
  mix-blend-mode: exclusion;
}

.nav-top {
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
}

.nav-bottom {
  bottom: 10%;
  left: 50%;
  transform: translateX(-50%);
}

.nav-left {
  top: 50%;
  left: 5%;
  transform: translateY(-50%) rotate(-90deg);
}

.nav-right {
  top: 50%;
  right: 5%;
  transform: translateY(-50%) rotate(90deg);
}

/* Dark Cinematic Sections */
.section {
  padding: 10rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.section-title {
  font-size: 4rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  margin-bottom: 6rem;
  text-align: center;
}

/* Dark Services Grid */
.dark-services {
  display: flex;
  flex-direction: column;
  gap: 8rem;
}

.dark-service-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 4rem;
}

.dark-service-card:nth-child(even) {
  flex-direction: row-reverse;
}

.dark-image-wrapper {
  flex: 1;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #111;
}

.dark-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
  transition: transform 1s ease, opacity 1s ease;
}

.dark-service-card:hover .dark-image-wrapper img {
  transform: scale(1.05);
  opacity: 1;
}

.dark-content {
  flex: 1;
  padding: 2rem;
}

.dark-content h3 {
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.dark-content p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2rem;
  text-transform: none;
  letter-spacing: normal;
}

.explore-link {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--text);
  padding-bottom: 0.5rem;
}

/* Detail Pages */
.detail-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 8rem 2rem;
}

.detail-header {
  text-align: center;
  margin-bottom: 4rem;
}

.detail-title {
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.detail-metric {
  color: var(--text-secondary);
  font-family: var(--font-accent);
  font-style: italic;
  font-size: 1.5rem;
  text-transform: none;
  letter-spacing: normal;
}

.detail-hero-image {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  margin-bottom: 4rem;
  opacity: 0.8;
}

.detail-body {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 4rem;
}

.detail-sidebar h4 {
  font-size: 0.7rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.detail-sidebar p {
  text-transform: none;
  letter-spacing: normal;
  margin-bottom: 2rem;
  font-weight: 500;
}

.detail-article h2 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  margin-top: 3rem;
  text-transform: none;
  letter-spacing: -0.02em;
}

.detail-article h2:first-child {
  margin-top: 0;
}

.detail-article p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  text-transform: none;
  letter-spacing: normal;
}

/* Forms */
.contact-section {
  text-align: center;
  padding: 10rem 2rem;
}

.contact-form {
  max-width: 500px;
  margin: 4rem auto 0;
  text-align: left;
}

input, textarea {
  width: 100%;
  padding: 1rem 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-main);
  font-size: 1.2rem;
  margin-bottom: 2rem;
  outline: none;
  text-transform: none;
  letter-spacing: normal;
}

input:focus, textarea:focus {
  border-bottom-color: var(--text);
}

.submit-btn {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--text);
  padding: 1rem 3rem;
  cursor: pointer;
  transition: all 0.3s;
}

.submit-btn:hover {
  background: var(--text);
  color: var(--bg);
}

/* Responsive */
@media (max-width: 768px) {
  .hero-3d { min-height: 80vh; }
  .dark-service-card, .dark-service-card:nth-child(even) {
    flex-direction: column;
    gap: 2rem;
  }
  .detail-body {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .nav-left, .nav-right {
    display: none;
  }
}