/* ═══════════════════════════════════════════
   SIDRO DECO — Luxury Design System
   Inspired by Reschio's cinematic elegance
   ═══════════════════════════════════════════ */

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

html { scroll-behavior: auto; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 300;
  font-size: 16px;
  line-height: 1.7;
  color: #2c2c2c;
  background: #faf8f6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { border: none; background: none; cursor: pointer; font: inherit; }
ul, ol { list-style: none; }

/* ─── Font Variables ─── */
:root {
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --gold: #c9a96e;
  --gold-dark: #8b7355;
  --gold-light: #e8d5a3;
  --black: #1a1a1a;
  --dark: #2c2c2c;
  --gray: #6b6b6b;
  --gray-light: #a8a8a8;
  --cream: #f5f0eb;
  --white: #ffffff;
  --bg: #faf8f6;
  --transition: 0.6s cubic-bezier(0.25, 0.1, 0.25, 1);
  --transition-slow: 1.2s cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

::selection { background: var(--gold); color: var(--white); }

#preloader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--black);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}
#preloader.loaded { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader__inner { text-align: center; }
.preloader__logo {
  font-family: var(--font-serif); font-size: 1.5rem;
  letter-spacing: 0.3em; color: var(--gold); margin-bottom: 2rem;
}
.preloader__bar {
  width: 200px; height: 1px;
  background: rgba(201,169,110,0.2); margin: 0 auto; overflow: hidden;
}
.preloader__bar span {
  display: block; width: 40%; height: 100%;
  background: var(--gold); animation: preloaderSlide 1.4s ease-in-out infinite;
}
@keyframes preloaderSlide {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 1.5rem 2rem;
  transition: background var(--transition), padding var(--transition);
}
.nav.scrolled {
  background: rgba(26,26,26,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 1rem 2rem;
}
.nav__container { max-width: 1400px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
.nav__logo { display: flex; align-items: center; }
.nav__logo-img { height: 40px; width: auto; display: block; }
.nav__links { display: flex; align-items: center; gap: 2.5rem; }
.nav__link {
  font-family: var(--font-sans); font-size: 0.8rem; font-weight: 400;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: rgba(255,255,255,0.75); transition: color var(--transition); position: relative;
}
.nav__link::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1px; background: var(--gold); transition: width var(--transition);
}
.nav__link:hover { color: var(--white); }
.nav__link:hover::after { width: 100%; }
.nav__link--cta {
  color: var(--gold); border: 1px solid var(--gold);
  padding: 0.5rem 1.5rem; transition: background var(--transition), color var(--transition);
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover { background: var(--gold); color: var(--black); }
.nav__toggle { display: none; flex-direction: column; gap: 5px; padding: 0.5rem; }
.nav__toggle span { display: block; width: 24px; height: 1.5px; background: var(--white); transition: transform var(--transition); }

.section-label {
  font-family: var(--font-sans); font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.25em; text-transform: uppercase;
  color: var(--gold-dark); margin-bottom: 1rem;
}
.section-label--light { color: var(--gold-light); }
.section-title {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(2.2rem, 5vw, 4rem); line-height: 1.15;
  color: var(--black); margin-bottom: 2rem;
}
.section-title--light { color: var(--white); }
.text-gold { color: var(--gold); }

.btn {
  display: inline-flex; align-items: center; gap: 0.75rem;
  font-family: var(--font-sans); font-size: 0.8rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.9rem 2rem; transition: all var(--transition);
  cursor: pointer; position: relative; overflow: hidden;
}
.btn--primary { background: var(--gold); color: var(--white); }
.btn--primary:hover { background: var(--gold-dark); }
.btn--outline { background: transparent; color: var(--white); border: 1px solid rgba(255,255,255,0.4); }
.btn--outline:hover { border-color: var(--gold); color: var(--gold); }
.btn--text { padding: 0; color: var(--gold-dark); background: none; text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.15em; }
.btn--text svg { transition: transform var(--transition); }
.btn--text:hover svg { transform: translateX(4px); }
.btn--large { padding: 1.1rem 3rem; font-size: 0.9rem; }
.btn--large:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(201,169,110,0.3); }

.hero { position: relative; height: 100vh; min-height: 700px; display: flex; align-items: center; overflow: hidden; }
.hero__media { position: absolute; inset: 0; }
.hero__media picture, .hero__media img { width: 100%; height: 100%; object-fit: cover; }
.hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(135deg, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.25) 60%, rgba(0,0,0,0.15) 100%);
}
.hero__content { position: relative; z-index: 2; max-width: 1400px; margin: 0 auto; padding: 0 2rem; width: 100%; }
.hero__label {
  font-family: var(--font-sans); font-size: 0.75rem; letter-spacing: 0.35em;
  text-transform: uppercase; color: var(--gold-light); margin-bottom: 1.5rem;
}
.hero__title {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(2.8rem, 7vw, 5.5rem); line-height: 1.08;
  color: var(--white); margin-bottom: 1.5rem;
}
.hero__title-accent { font-style: italic; color: var(--gold); }
.hero__subtitle {
  font-family: var(--font-sans); font-weight: 300;
  font-size: clamp(0.95rem, 1.5vw, 1.15rem); line-height: 1.7;
  color: rgba(255,255,255,0.7); max-width: 620px; margin-bottom: 2.5rem;
}
.hero__actions { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.hero__scroll {
  position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%);
  z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 0.75rem;
  color: rgba(255,255,255,0.5); font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase;
}
.hero__scroll-line { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--gold), transparent); animation: scrollPulse 2s ease-in-out infinite; }
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50%      { opacity: 1;   transform: scaleY(1); }
}

.story { padding: 8rem 2rem; background: var(--white); }
.story__container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.story__image { position: relative; overflow: hidden; }
.story__image::before { content: ''; position: absolute; inset: 0; border: 1px solid rgba(201,169,110,0.15); z-index: 1; pointer-events: none; }
.story__image img { width: 100%; height: 550px; object-fit: cover; transition: transform 1.5s var(--ease-out); }
.story__image:hover img { transform: scale(1.03); }
.story__text { max-width: 520px; }
.story__body p { font-size: 0.95rem; line-height: 1.8; color: var(--gray); margin-bottom: 1.25rem; }

.services { padding: 8rem 2rem; background: var(--bg); }
.services__header { max-width: 1200px; margin: 0 auto 4rem; }
.services__grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.service-card { position: relative; background: var(--white); overflow: hidden; cursor: pointer; transition: transform 0.6s var(--ease-out), box-shadow 0.6s var(--ease-out); }
.service-card:hover { transform: translateY(-6px); box-shadow: 0 20px 60px rgba(0,0,0,0.08); }
.service-card__image { position: relative; overflow: hidden; aspect-ratio: 4/3; }
.service-card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease-out); }
.service-card:hover .service-card__image img { transform: scale(1.08); }
.service-card__overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 50%); }
.service-card__number { position: absolute; top: 1.25rem; right: 1.25rem; font-family: var(--font-serif); font-size: 1.2rem; font-style: italic; color: var(--gold); opacity: 0.7; }
.service-card__body { padding: 1.5rem; }
.service-card__title { font-family: var(--font-serif); font-weight: 500; font-size: 1.2rem; color: var(--black); margin-bottom: 0.5rem; }
.service-card__desc { font-size: 0.85rem; line-height: 1.6; color: var(--gray); }

.projects { padding: 8rem 2rem; background: var(--white); }
.projects__header { max-width: 1400px; margin: 0 auto 4rem; }
.projects__gallery { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 1.5rem; }
.projects__gallery > :nth-child(3) { grid-column: 1 / 2; }
.projects__gallery > :nth-child(4) { grid-column: 2 / 3; }
.project-card { position: relative; overflow: hidden; cursor: pointer; }
.project-card__image { position: relative; overflow: hidden; aspect-ratio: 4/3; }
.project-card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.5s var(--ease-out); }
.project-card:hover .project-card__image img { transform: scale(1.06); }
.project-card__info { position: absolute; bottom: 0; left: 0; right: 0; padding: 3rem 2rem 2rem; background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 100%); color: var(--white); transform: translateY(30%); transition: transform 0.6s var(--ease-out); }
.project-card:hover .project-card__info { transform: translateY(0); }
.project-card__title { font-family: var(--font-serif); font-weight: 500; font-size: 1.4rem; margin-bottom: 0.3rem; }
.project-card__location { font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold-light); }
.projects__cta { max-width: 1400px; margin: 3rem auto 0; text-align: center; }
.projects__cta .btn--outline { color: var(--dark); border-color: var(--dark); }
.projects__cta .btn--outline:hover { color: var(--gold); border-color: var(--gold); }

.stats { position: relative; padding: 8rem 2rem; background: var(--black); overflow: hidden; }
.stats__bg { position: absolute; inset: 0; background: url("https://images.unsplash.com/photo-1600585154340-be6161a56a0c?w=1920&q=30&auto=format&fit=crop") center/cover no-repeat; opacity: 0.08; }
.stats__container { max-width: 1000px; margin: 0 auto; position: relative; z-index: 1; }
.stats__header { text-align: center; margin-bottom: 4rem; }
.stats__grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 2rem; text-align: center; }
.stat { position: relative; display: flex; flex-direction: column; align-items: center; }
.stat__number { font-family: var(--font-serif); font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 600; color: var(--gold); line-height: 1; }
.stat__suffix { font-family: var(--font-serif); font-size: 1rem; color: var(--gold-dark); margin-bottom: 0.75rem; }
.stat__label { font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.55); max-width: 120px; }

.global { padding: 8rem 2rem; background: var(--white); }
.global__container { max-width: 1200px; margin: 0 auto; }
.global__header { text-align: center; margin-bottom: 4rem; }
.global__desc { max-width: 600px; margin: 0 auto; font-size: 0.95rem; color: var(--gray); line-height: 1.8; }
.global__map { max-width: 1000px; margin: 0 auto; }
.global__map-canvas svg { width: 100%; height: auto; }
.map__dot--active { animation: dotPulse 3s ease-in-out infinite; }
.map__dot--active:nth-child(2) { animation-delay: 1s; }
.map__pulse { animation: pulseRing 3s ease-in-out infinite; transform-origin: center; }
.map__pulse:nth-child(2) { animation-delay: 1s; }
@keyframes dotPulse { 0%, 100% { r: 4; opacity: 1; } 50% { r: 6; opacity: 0.5; } }
@keyframes pulseRing { 0% { r: 8; opacity: 0.6; } 50% { r: 20; opacity: 0; } 100% { r: 8; opacity: 0.6; } }

.cta { position: relative; height: 90vh; min-height: 600px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.cta__bg { position: absolute; inset: 0; }
.cta__bg img { width: 100%; height: 100%; object-fit: cover; }
.cta__overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.3) 100%); }
.cta__content { position: relative; z-index: 1; text-align: center; max-width: 700px; padding: 2rem; }
.cta__title { font-family: var(--font-serif); font-weight: 400; font-size: clamp(2.5rem, 6vw, 4.5rem); line-height: 1.1; color: var(--white); margin-bottom: 1.5rem; }
.cta__text { font-size: 1.05rem; line-height: 1.8; color: rgba(255,255,255,0.7); margin-bottom: 2.5rem; }

.footer { background: var(--black); padding: 5rem 2rem 2rem; color: rgba(255,255,255,0.6); }
.footer__container { max-width: 1200px; margin: 0 auto; }
.footer__top { display: grid; grid-template-columns: 1.2fr 2fr; gap: 4rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,0.06); margin-bottom: 2rem; }
.footer__logo { display: block; margin-bottom: 0.75rem; }
.footer__logo-img { height: 45px; width: auto; display: block; }
.footer__tagline { font-size: 0.85rem; color: var(--gray-light); font-style: italic; }
.footer__links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.footer__heading { font-family: var(--font-sans); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 1.25rem; }
.footer__col a { display: block; font-size: 0.85rem; color: rgba(255,255,255,0.5); margin-bottom: 0.6rem; transition: color var(--transition); }
.footer__col a:hover { color: var(--gold); }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; font-size: 0.75rem; color: rgba(255,255,255,0.3); }
.footer__legal { display: flex; gap: 1.5rem; }
.footer__legal a { color: inherit; transition: color var(--transition); }
.footer__legal a:hover { color: var(--gold-light); }

[data-reveal] { opacity: 0; transform: translateY(50px); transition: none; }
[data-reveal].revealed { opacity: 1; transform: translateY(0); }

@media (max-width: 1024px) {
  .story__container { grid-template-columns: 1fr; gap: 3rem; }
  .story__image img { height: 400px; }
  .story__text { max-width: 100%; }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .stats__grid { grid-template-columns: repeat(3, 1fr); }
  .projects__gallery { grid-template-columns: 1fr; }
  .projects__gallery > :nth-child(3) { grid-column: 1 / -1; }
  .projects__gallery > :nth-child(4) { grid-column: 1 / -1; }
  .footer__top { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
  .nav { padding: 1rem 1.5rem; }
  .nav__links { display: none; }
  .nav__toggle { display: flex; }
  .hero__title { font-size: clamp(2.2rem, 10vw, 3rem); }
  .hero__subtitle br { display: none; }
  .hero__subtitle { max-width: 100%; }
  .hero__actions { flex-direction: column; gap: 1rem; }
  .services__grid { grid-template-columns: 1fr; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
  .footer__links { grid-template-columns: repeat(2, 1fr); }
  .footer__bottom { flex-direction: column; gap: 1rem; text-align: center; }
  .story, .services, .projects, .global, .stats { padding: 5rem 1.5rem; }
  .cta { min-height: 500px; height: 70vh; }
}

@media (max-width: 480px) {
  .stats__grid { grid-template-columns: 1fr 1fr; }
  .footer__links { grid-template-columns: 1fr; }
}