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

:root {
  --color-bg: #fafaf8;
  --color-text: #1a1a1a;
  --color-text-light: #666;
  --color-accent: #4a3aff;
  --color-accent-2: #ff6b6b;
  --color-gradient-1: #e8e4ff;
  --color-gradient-2: #ffe4ec;
  --color-gradient-3: #e4f0ff;
  --color-border: #e8e8e4;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-width: 1200px;
  --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

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

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

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

/* ===== INTRO / SPLASH ===== */
.intro-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.intro-overlay.fade-out {
  opacity: 0;
  transform: translateY(-30px);
  pointer-events: none;
}

.intro-overlay.hidden {
  display: none;
}

.intro-content {
  text-align: center;
  max-width: 600px;
  padding: 0 2rem;
}

.intro-name {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.7s ease forwards;
  animation-delay: 0.3s;
}

.intro-tagline {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--color-text-light);
  margin-top: 1rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.7s ease forwards;
  animation-delay: 0.8s;
  line-height: 1.7;
}

.intro-enter {
  margin-top: 2.5rem;
  opacity: 0;
  animation: fadeUp 0.7s ease forwards;
  animation-delay: 1.5s;
}

.intro-enter button {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  padding: 0.75rem 2rem;
  border: 1.5px solid var(--color-text);
  border-radius: 100px;
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.02em;
}

.intro-enter button:hover {
  background: var(--color-text);
  color: var(--color-bg);
  transform: scale(1.05);
}

/* Floating gradient blobs on intro */
.intro-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: blobFloat 8s ease-in-out infinite alternate;
  pointer-events: none;
}

.intro-blob-1 {
  width: 300px;
  height: 300px;
  background: var(--color-gradient-1);
  top: 10%;
  left: 10%;
}

.intro-blob-2 {
  width: 250px;
  height: 250px;
  background: var(--color-gradient-2);
  bottom: 15%;
  right: 10%;
  animation-delay: -3s;
}

.intro-blob-3 {
  width: 200px;
  height: 200px;
  background: var(--color-gradient-3);
  top: 50%;
  right: 25%;
  animation-delay: -5s;
}

@keyframes blobFloat {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(30px, -20px) scale(1.1); }
}

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

/* ===== MAIN SITE (hidden behind intro) ===== */
.site-wrapper {
  opacity: 0;
  transition: opacity 0.6s ease 0.3s;
}

.site-wrapper.visible {
  opacity: 1;
}

/* ===== HEADER / NAV ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 248, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.site-nav {
  display: flex;
  gap: 0.25rem;
}

.site-nav a {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 100px;
  transition: var(--transition);
  color: var(--color-text-light);
}

.site-nav a:hover,
.site-nav a.active {
  background: var(--color-text);
  color: var(--color-bg);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 2rem 2rem;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.hero p {
  font-size: 1.1rem;
  color: var(--color-text-light);
  margin-top: 0.75rem;
  max-width: 500px;
}

/* ===== PROJECT GRID ===== */
.projects-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 2rem 4rem;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.project-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--color-border);
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease;
  cursor: pointer;
}

.project-card:hover {
  transform: perspective(1000px) rotateY(-2deg) rotateX(1deg) translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.project-card-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.project-card:hover .project-card-image {
  transform: scale(1.03);
}

.project-card-info {
  padding: 1.25rem 1.5rem;
}

.project-card-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
}

.project-card-subtitle {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-top: 0.25rem;
}

.project-card-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-family: var(--font-heading);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  margin-top: 0.75rem;
  background: var(--color-gradient-1);
  color: var(--color-accent);
}

/* ===== SECTION PAGES (Extras, Lifestyle) ===== */
.page-section {
  display: none;
}

.page-section.active {
  display: block;
}

.coming-soon {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 6rem 2rem;
  text-align: center;
}

.coming-soon h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
}

.coming-soon p {
  color: var(--color-text-light);
  margin-top: 0.75rem;
  font-size: 1.05rem;
}

/* ===== PROJECT DETAIL PAGE ===== */
.project-hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 2rem 2rem;
}

.project-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
  transition: var(--transition);
}

.project-back:hover {
  color: var(--color-text);
}

.project-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.project-meta {
  display: flex;
  gap: 2rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.project-meta-item {
  font-size: 0.9rem;
}

.project-meta-label {
  color: var(--color-text-light);
  font-size: 0.75rem;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}

.project-description {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 2rem;
}

.project-description p {
  max-width: 700px;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--color-text-light);
}

.project-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.project-skill-tag {
  font-size: 0.75rem;
  font-family: var(--font-heading);
  padding: 0.3rem 0.85rem;
  border-radius: 100px;
  border: 1px solid var(--color-border);
  color: var(--color-text-light);
}

/* Project image gallery */
.project-gallery {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 2rem 4rem;
  display: grid;
  gap: 1rem;
}

.project-gallery img {
  width: 100%;
  border-radius: 12px;
  transition: transform 0.4s ease;
}

.project-gallery img:hover {
  transform: scale(1.01);
}

/* Two-column gallery variant */
.project-gallery.two-col {
  grid-template-columns: repeat(2, 1fr);
}

.project-gallery.two-col img.full-width {
  grid-column: 1 / -1;
}

/* PDF / Slide gallery — single column, full-width pages */
.project-gallery.slides {
  grid-template-columns: 1fr;
  max-width: 900px;
  gap: 0.5rem;
}

.project-gallery.slides img {
  border-radius: 4px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

/* ===== FLOATING DECORATIVE ELEMENTS ===== */
.floating-shapes {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.floating-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.15;
  filter: blur(60px);
}

.shape-1 {
  width: 400px;
  height: 400px;
  background: linear-gradient(135deg, var(--color-gradient-1), var(--color-gradient-2));
  top: -100px;
  right: -100px;
  animation: floatShape 12s ease-in-out infinite alternate;
}

.shape-2 {
  width: 300px;
  height: 300px;
  background: linear-gradient(135deg, var(--color-gradient-3), var(--color-gradient-1));
  bottom: 20%;
  left: -80px;
  animation: floatShape 10s ease-in-out infinite alternate-reverse;
}

.shape-3 {
  width: 250px;
  height: 250px;
  background: linear-gradient(135deg, var(--color-gradient-2), var(--color-gradient-3));
  top: 40%;
  right: 10%;
  animation: floatShape 14s ease-in-out infinite alternate;
  animation-delay: -4s;
}

@keyframes floatShape {
  0% { transform: translate(0, 0); }
  100% { transform: translate(40px, -30px); }
}

/* ===== FOOTER ===== */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.site-footer a {
  color: var(--color-text);
  font-weight: 500;
  transition: var(--transition);
}

.site-footer a:hover {
  color: var(--color-accent);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .project-gallery.two-col {
    grid-template-columns: 1fr;
  }

  .header-inner {
    padding: 0.75rem 1.25rem;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(250, 250, 248, 0.95);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    padding: 0.75rem 1rem;
    text-align: center;
  }

  .nav-toggle {
    display: block;
  }

  .hero {
    padding: 2.5rem 1.25rem 1.5rem;
  }

  .projects-section {
    padding: 1.5rem 1.25rem 3rem;
  }

  .project-hero {
    padding: 2rem 1.25rem 1.5rem;
  }

  .project-description {
    padding: 0 1.25rem 1.5rem;
  }

  .project-gallery {
    padding: 0.5rem 1.25rem 3rem;
  }

  .project-meta {
    gap: 1.25rem;
  }
}

@media (max-width: 480px) {
  .intro-blob-1 { width: 200px; height: 200px; }
  .intro-blob-2 { width: 150px; height: 150px; }
  .intro-blob-3 { width: 120px; height: 120px; }
}