/* =============================================
   GABRIELA CUEVAS — PORTFOLIO STYLES
   Dark, elegant, contemporary dance aesthetic
   ============================================= */

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

:root {
  --bg: #0a0a0a;
  --bg-alt: #111111;
  --text: #e0e0e0;
  --text-muted: #999;
  --accent: #c8a45c;
  --accent-dim: rgba(200, 164, 92, 0.15);
  --accent-glow: rgba(200, 164, 92, 0.3);
  --white: #f5f0eb;
  --nav-bg: rgba(10, 10, 10, 0.85);
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1100px;
  --transition: 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ---------- TYPOGRAPHY ---------- */
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 400;
  color: var(--white);
  text-align: center;
  margin-bottom: 3.5rem;
  letter-spacing: 0.02em;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 1px;
  background: var(--accent);
  margin: 1rem auto 0;
}

/* ---------- CONTAINER ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 6rem 0;
}

/* ---------- UTILITY ---------- */
.hidden {
  display: none !important;
}

/* ---------- NAVBAR ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 10, 10, 0.95);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  height: 64px;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-lang,
.btn-music {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 0.4rem 0.75rem;
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.3s;
  font-family: var(--font-sans);
}

.btn-lang:hover,
.btn-music:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-music.playing {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.btn-menu {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 0.25rem;
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 40%;
  background-repeat: no-repeat;
  will-change: transform;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.3) 0%,
    rgba(10, 10, 10, 0.15) 40%,
    rgba(10, 10, 10, 0.6) 80%,
    rgba(10, 10, 10, 0.95) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 1.5rem;
}

.hero-name {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 8vw, 6rem);
  font-weight: 400;
  color: var(--white);
  letter-spacing: 0.04em;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero-tagline {
  font-size: clamp(0.9rem, 2vw, 1.15rem);
  color: var(--text-muted);
  font-weight: 300;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  width: 36px;
  height: 56px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
  transition: border-color 0.3s;
}

.hero-scroll:hover {
  border-color: var(--accent);
}

.hero-scroll span {
  display: block;
  width: 2px;
  height: 10px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(12px); opacity: 0.3; }
}

/* ---------- BIO ---------- */
.bio {
  background: var(--bg);
}

.bio-text {
  max-width: 750px;
  margin: 0 auto;
}

.bio-text p {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--text);
  text-align: center;
}

/* ---------- OBRAS ---------- */
.obras {
  background: var(--bg-alt);
}

.obra-group {
  margin-bottom: 5rem;
}

.obra-group:last-child {
  margin-bottom: 0;
}

.obra-title {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 400;
  font-style: italic;
  color: var(--white);
  margin-bottom: 0.3rem;
}

.obra-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1.5rem;
}

.obra-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4 / 3;
  background: #1a1a1a;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.1, 0.25, 1), filter 0.6s;
  filter: brightness(0.85);
}

.gallery-item:hover img {
  transform: scale(1.04);
  filter: brightness(1);
}

.gallery-item::after {
  content: '+';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.8);
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--white);
  opacity: 0;
  transition: all 0.3s;
  pointer-events: none;
  z-index: 2;
}

.gallery-item:hover::after {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.gallery-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  opacity: 0;
  transition: opacity 0.4s;
  z-index: 1;
}

.gallery-item:hover::before {
  opacity: 1;
}

/* ---------- VIDEO ---------- */
.video-section {
  background: var(--bg);
}

.video-wrapper {
  max-width: 900px;
  margin: 0 auto;
}

.video-wrapper video {
  width: 100%;
  display: block;
  border-radius: 2px;
  background: #000;
}

.video-links {
  text-align: center;
  margin-top: 2rem;
}

.video-links p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
}

.link-yt {
  color: var(--accent);
  text-decoration: none;
  font-weight: 400;
  font-size: 0.95rem;
  transition: opacity 0.3s;
}

.link-yt:hover {
  opacity: 0.75;
}

/* ---------- CONTACTO ---------- */
.contacto {
  background: var(--bg-alt);
}

.contacto-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  max-width: 700px;
  margin: 0 auto;
}

.contacto-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.contacto-label {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.contacto-item a {
  color: var(--text);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s;
}

.contacto-item a:hover {
  color: var(--accent);
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--bg);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
  padding: 4rem 0;
}

.credits {
  margin-bottom: 2rem;
}

.credits p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 0.3rem;
}

.credits strong {
  color: var(--text);
  font-weight: 500;
}

.credits a {
  font-size: 0.85rem;
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.6;
}

/* ---------- LIGHTBOX ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s;
}

.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  box-shadow: 0 0 80px rgba(200, 164, 92, 0.1);
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 2.5rem;
  cursor: pointer;
  z-index: 3;
  line-height: 1;
  transition: color 0.3s;
}

.lightbox-close:hover {
  color: var(--white);
}

.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  font-size: 2.5rem;
  width: 50px;
  height: 80px;
  cursor: pointer;
  z-index: 3;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }

.lightbox-prev:hover,
.lightbox-next:hover {
  color: var(--white);
  border-color: var(--accent);
  background: rgba(200, 164, 92, 0.1);
}

/* ---------- REVEAL ANIMATION ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

/* ---------- RESPONSIVE ---------- */
@media (max-width: 768px) {
  .section {
    padding: 4rem 0;
  }

  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.97);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.35s;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .btn-menu {
    display: block;
  }

  .obra-gallery {
    grid-template-columns: 1fr;
  }

  .contacto-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero-name {
    font-size: clamp(2.2rem, 10vw, 3.5rem);
  }

  .lightbox-prev,
  .lightbox-next {
    width: 40px;
    height: 60px;
    font-size: 1.8rem;
  }

  .lightbox-prev { left: 0.25rem; }
  .lightbox-next { right: 0.25rem; }
}