/* =========================================
   DANCE STUDIO LONDON — style.css v3
   ========================================= */

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

:root {
  --black:      #0a0a0a;
  --off-black:  #111111;
  --gold:       #C9A84C;
  --gold-light: #e8c97a;
  --white:      #f5f2ee;
  --white-dim:  rgba(245,242,238,0.65);
  --font-display: 'Bebas Neue', sans-serif;
  --font-serif:   'Cormorant Garamond', serif;
  --font-body:    'DM Sans', sans-serif;
  /* Franja width — ajusta aquí el ancho de cada strip */
  --strip-w: 180px;
  --strip-count: 10; /* número de imágenes únicas */
}

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  overflow-x: hidden;
  cursor: none;
}

/* Custom cursor */
body::after {
  content: '';
  position: fixed;
  width: 10px; height: 10px;
  background: var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  top: var(--cy, -20px);
  left: var(--cx, -20px);
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s;
}

/* =========================================
   HERO — FRANJAS VERTICALES
   ========================================= */
.hero {
  position: relative;
  height: 80vh;
  min-height: 580px;
  max-height: 860px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Contenedor del carrusel */
.strips-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

/* Track que se mueve — JS anima transform */
.strips-track {
  display: flex;
  height: 100%;
  /* Ancho total = strip-w × 20 (10 imgs × 2 duplicados) */
  width: calc(var(--strip-w) * 20);
  will-change: transform;
}

/* Cada franja */
.strip {
  flex-shrink: 0;
  width: var(--strip-w);
  height: 100%;
  background-image: var(--img);
  background-size: cover;
  background-position: center top;
  position: relative;
  border-right: 1px solid rgba(10,10,10,0.4);
  transition: width 0.5s cubic-bezier(0.4,0,0.2,1), filter 0.4s;
  filter: brightness(0.6) saturate(0.9);
  overflow: hidden;
}

.strip:hover {
  width: calc(var(--strip-w) * 2.2);
  filter: brightness(0.85) saturate(1.1);
  z-index: 1;
}

.strip-label {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) rotate(-90deg);
  transform-origin: center center;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  opacity: 0;
  white-space: nowrap;
  transition: opacity 0.3s;
  pointer-events: none;
}

.strip:hover .strip-label { opacity: 0.9; }

/* Overlay sobre las franjas */
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(10,10,10,0.75) 0%, rgba(10,10,10,0.2) 30%, rgba(10,10,10,0.2) 70%, rgba(10,10,10,0.75) 100%),
    linear-gradient(to bottom, rgba(10,10,10,0.3) 0%, rgba(10,10,10,0.0) 40%, rgba(10,10,10,0.6) 100%);
  z-index: 2;
  pointer-events: none;
}

/* Contenido central del hero */
.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 0 2rem;
  pointer-events: none;
}

.hero-eyebrow {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
  animation: fadeUp 0.8s 0.2s ease both;
}

.hero-domain {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 7.5rem);
  line-height: 0.92;
  letter-spacing: 0.02em;
  color: var(--white);
  text-shadow: 0 2px 40px rgba(0,0,0,0.9), 0 0 80px rgba(0,0,0,0.5);
  animation: fadeUp 0.8s 0.4s ease both;
}

.hero-domain span { color: var(--gold); }

.hero-sub {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(0.95rem, 1.8vw, 1.25rem);
  color: var(--white-dim);
  margin: 1.2rem auto 2rem;
  max-width: 480px;
  line-height: 1.6;
  animation: fadeUp 0.8s 0.6s ease both;
}

.btn-primary {
  display: inline-block;
  background: var(--gold);
  color: var(--black);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.9rem 2.2rem;
  border: none;
  cursor: pointer;
  pointer-events: all;
  transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
  clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
  animation: fadeUp 0.8s 0.8s ease both;
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201,168,76,0.45);
}

.btn-primary.full {
  width: 100%;
  text-align: center;
  clip-path: none;
  padding: 1rem;
  animation: none;
}

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 1.8rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  opacity: 0.45;
  pointer-events: none;
}

.scroll-hint span {
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--white), transparent);
  animation: scrollDrop 2s ease-in-out infinite;
  transform-origin: top center;
}

@keyframes scrollDrop {
  0%   { transform: scaleY(0); opacity: 0; }
  40%  { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(1); opacity: 0; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* =========================================
   STATS STRIP
   ========================================= */
.stats-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gold);
  padding: 1.8rem 4rem;
  flex-wrap: wrap;
  gap: 0;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.4rem 2.8rem;
  gap: 0.2rem;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--black);
  line-height: 1;
  letter-spacing: 0.03em;
}

.stat-label {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(10,10,10,0.65);
}

.stat-divider {
  width: 1px;
  height: 44px;
  background: rgba(10,10,10,0.2);
}

/* =========================================
   MOSAIC SECTION
   ========================================= */
.mosaic-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 75vh;
}

.mosaic-text {
  padding: 5rem 4.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.1rem;
  background: var(--off-black);
}

.section-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--gold);
}

.mosaic-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 3.5vw, 3.2rem);
  font-weight: 300;
  line-height: 1.15;
}

.mosaic-text h2 em { color: var(--gold); font-style: italic; }

.mosaic-text p {
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--white-dim);
  max-width: 440px;
}

.mosaic-text strong { color: var(--white); }

.mosaic-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
}

.mosaic-img {
  background-size: cover;
  background-position: center;
  filter: brightness(0.8);
  transition: filter 0.4s, transform 0.5s;
  overflow: hidden;
}

.mosaic-img:hover { filter: brightness(1.0); transform: scale(1.03); }

/* =========================================
   DANCE STYLES SECTION
   ========================================= */
.styles-section {
  padding: 6rem 5rem;
  background: var(--black);
}

.styles-intro {
  text-align: center;
  margin-bottom: 3.5rem;
}

.styles-intro h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 3.5vw, 3rem);
  font-weight: 300;
  margin: 0.7rem 0 1rem;
}

.styles-lead {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--white-dim);
  max-width: 600px;
  margin: 0 auto;
}

.styles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.style-card {
  background: var(--off-black);
  border: 1px solid rgba(201,168,76,0.1);
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s;
}

.style-card:hover {
  border-color: rgba(201,168,76,0.5);
  transform: translateY(-4px);
}

.style-img {
  height: 220px;
  background-size: cover;
  background-position: center top;
  filter: brightness(0.75) saturate(0.95);
  transition: filter 0.4s, transform 0.5s;
}

.style-card:hover .style-img {
  filter: brightness(0.9) saturate(1.1);
  transform: scale(1.04);
}

.style-body {
  padding: 1.4rem 1.4rem 1.6rem;
}

.style-body h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
  color: var(--white);
}

.style-body p {
  font-size: 0.83rem;
  line-height: 1.7;
  color: var(--white-dim);
}

.style-body strong { color: var(--gold-light); font-weight: 400; }

/* =========================================
   WHY SECTION
   ========================================= */
.why-section {
  padding: 6rem 5rem;
  background: var(--off-black);
  text-align: center;
}

.why-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5.5vw, 5.5rem);
  letter-spacing: 0.03em;
  margin: 0.8rem auto 3rem;
  line-height: 1;
  max-width: 680px;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
  max-width: 1200px;
  margin: 0 auto;
}

.why-card {
  background: var(--black);
  border: 1px solid rgba(201,168,76,0.12);
  padding: 1.8rem 1.4rem;
  text-align: left;
  transition: border-color 0.3s, transform 0.3s;
}

.why-card:hover { border-color: var(--gold); transform: translateY(-4px); }

.why-icon { font-size: 1.7rem; display: block; margin-bottom: 0.9rem; }

.why-card h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
}

.why-card p { font-size: 0.83rem; line-height: 1.7; color: var(--white-dim); }

/* =========================================
   FULL BLEED
   ========================================= */
.fullbleed {
  position: relative;
  height: 40vh;
  min-height: 280px;
  max-height: 420px;
  background-size: cover;
  background-position: center center;
  background-attachment: scroll;
  display: flex;
  align-items: center;
  justify-content: center;
}

.fullbleed-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,10,10,0.72);
}

.fullbleed blockquote {
  position: relative;
  z-index: 1;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.4rem, 3vw, 2.8rem);
  font-weight: 300;
  color: var(--white);
  text-align: center;
  max-width: 680px;
  padding: 0 2rem;
  line-height: 1.4;
}

.fullbleed cite {
  display: block;
  margin-top: 0.9rem;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  font-style: normal;
  color: var(--gold);
}

/* =========================================
   USE CASES
   ========================================= */
.usecases-section {
  padding: 6rem 5rem;
  background: var(--black);
}

.usecases-section h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 3vw, 2.8rem);
  font-weight: 300;
  margin: 0.7rem 0 2.8rem;
}

.usecases-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.usecase {
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.06);
  transition: border-color 0.3s;
}

.usecase:hover { border-color: var(--gold); }

.usecase-img {
  height: 260px;
  background-size: cover;
  background-position: center top;
  filter: brightness(0.78);
  transition: transform 0.55s ease, filter 0.4s;
}

.usecase:hover .usecase-img { transform: scale(1.05); filter: brightness(0.9); }

.usecase-text { padding: 1.4rem; background: var(--off-black); }

.usecase-text h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 400;
  margin-bottom: 0.4rem;
}

.usecase-text p { font-size: 0.83rem; line-height: 1.7; color: var(--white-dim); }

/* =========================================
   OFFER SECTION
   ========================================= */
.offer-section {
  padding: 6rem 5rem;
  background: var(--off-black);
  border-top: 1px solid rgba(201,168,76,0.18);
}

.offer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.offer-left h2 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.5vw, 4.8rem);
  letter-spacing: 0.03em;
  line-height: 1;
  margin: 0.7rem 0 1.1rem;
}

.offer-left p {
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--white-dim);
  margin-bottom: 1.4rem;
}

.offer-perks { list-style: none; display: flex; flex-direction: column; gap: 0.55rem; }

.offer-perks li {
  font-size: 0.83rem;
  color: var(--gold-light);
  letter-spacing: 0.02em;
}

.offer-right form { display: flex; flex-direction: column; gap: 1.1rem; }

.form-group { display: flex; flex-direction: column; gap: 0.35rem; }

.form-group label {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  background: var(--black);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.92rem;
  padding: 0.8rem 0.9rem;
  outline: none;
  transition: border-color 0.25s;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(245,242,238,0.28); }

.form-group input:focus,
.form-group textarea:focus { border-color: var(--gold); }

.form-feedback {
  font-size: 0.83rem;
  min-height: 1.2em;
  text-align: center;
  margin-top: 0.4rem;
}

.form-feedback.success { color: #6fcf97; }
.form-feedback.error   { color: #eb5757; }

/* =========================================
   SEO TEXT SECTION
   ========================================= */
.seo-text-section {
  background: var(--black);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 4rem 5rem;
}

.seo-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.seo-inner h2 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--white);
  margin-bottom: 0.4rem;
}

.seo-inner p {
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--white-dim);
}

.seo-inner strong { color: rgba(245,242,238,0.85); font-weight: 400; }

/* Honeypot — completamente oculto */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

/* =========================================
   FOOTER
   ========================================= */
.site-footer {
  background: var(--off-black);
  border-top: 1px solid rgba(201,168,76,0.12);
  padding: 2.8rem 2rem;
  text-align: center;
}

.footer-domain {
  font-family: var(--font-display);
  font-size: 2.2rem;
  letter-spacing: 0.05em;
  color: var(--gold);
}

.footer-note {
  margin-top: 0.4rem;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245,242,238,0.28);
}

.footer-note a {
  color: var(--gold);
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.footer-legal {
  margin-top: 0.8rem;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: rgba(245,242,238,0.22);
}

.footer-legal a {
  color: rgba(201,168,76,0.5);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-legal a:hover { color: var(--gold); }

.footer-sep { margin: 0 0.5rem; }

/* =========================================
   SCROLL REVEAL
   ========================================= */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

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

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1100px) {
  .styles-grid   { grid-template-columns: repeat(2, 1fr); }
  .why-grid      { grid-template-columns: repeat(2, 1fr); }
  .mosaic-section { grid-template-columns: 1fr; }
  .mosaic-text   { padding: 4rem 2.5rem; }
  .mosaic-grid   { min-height: 380px; }
  .offer-inner   { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
  :root { --strip-w: 120px; }
  .hero  { height: 70vh; }
  .stats-strip { padding: 1.4rem 1rem; }
  .stat-divider { display: none; }
  .stat  { padding: 0.4rem 1.2rem; }
  .styles-section, .why-section, .usecases-section,
  .offer-section, .seo-text-section { padding: 4rem 1.5rem; }
  .styles-grid   { grid-template-columns: 1fr; }
  .why-grid      { grid-template-columns: 1fr; }
  .usecases-list { grid-template-columns: 1fr; }
  .fullbleed     { background-attachment: scroll; }
}