/* ========================================
   ENTREPRISE PC&SM - STYLES
   ======================================== */

:root {
  --bg-primary: #0b0b0a;
  --bg-section: #0f0f0e;
  --bg-card: #161614;
  --bg-card-hover: #1c1c19;
  --concrete: #1a1917;
  --concrete-light: #2a2826;
  --gold: #c8a455;
  --gold-dim: #a68a3e;
  --gold-glow: #dbbe72;
  --text-primary: #ede9e0;
  --text-secondary: #9e9a91;
  --text-muted: #5e5b54;
  --border: rgba(200, 164, 85, 0.08);
  --border-hover: rgba(200, 164, 85, 0.2);
  --nav-scrolled-bg: rgba(11, 11, 10, 0.9);
  --cta-bg: var(--gold);
  --cta-color: var(--bg-primary);
  --map-filter: grayscale(1) invert(1) brightness(0.5) contrast(1.2);
}

[data-theme="light"] {
  --bg-primary: #f4f1eb;
  --bg-section: #eae6de;
  --bg-card: #fff;
  --bg-card-hover: #faf8f5;
  --concrete: #d6d1c7;
  --concrete-light: #c8c2b6;
  --gold: #9e7c1a;
  --gold-dim: #8b6914;
  --gold-glow: #b8922a;
  --text-primary: #1a1a18;
  --text-secondary: #5c584f;
  --text-muted: #9e9a91;
  --border: rgba(28, 28, 26, 0.08);
  --border-hover: rgba(28, 28, 26, 0.18);
  --nav-scrolled-bg: rgba(244, 241, 235, 0.92);
  --cta-bg: #2c2c2c;
  --cta-color: #fff;
  --map-filter: none;
}

/* Reset */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: auto; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { font-family: 'Figtree', sans-serif; background: var(--bg-primary); color: var(--text-primary); overflow-x: hidden; font-weight: 300; line-height: 1.6; transition: background 0.4s ease, color 0.4s ease; }
::selection { background: var(--gold); color: var(--bg-primary); }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* Grain */
.grain { position: fixed; top: -50%; left: -50%; width: 200%; height: 200%; pointer-events: none; z-index: 9999; opacity: 0.035; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E"); background-size: 256px 256px; }

/* Preloader */
.preloader { position: fixed; inset: 0; z-index: 10000; background: var(--bg-primary); display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 2rem; }
.preloader__logo { width: 360px; max-width: 70vw; opacity: 0; }
.preloader__bar { width: 120px; height: 1px; background: var(--concrete-light); position: relative; overflow: hidden; }
.preloader__fill { position: absolute; top: 0; left: 0; height: 100%; width: 0%; background: var(--gold); }
.preloader__text { font-family: 'Syne', sans-serif; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.3em; color: var(--text-muted); opacity: 0; }

/* Cursor */
.cursor { width: 20px; height: 20px; border: 1px solid var(--gold); border-radius: 50%; position: fixed; pointer-events: none; z-index: 9998; transition: transform 0.15s ease, opacity 0.15s ease; transform: translate(-50%, -50%); mix-blend-mode: difference; opacity: 0; }
.cursor.active { transform: translate(-50%, -50%) scale(2.5); background: rgba(200, 164, 85, 0.1); }
@media (pointer: coarse) { .cursor { display: none; } }

/* Nav */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 1.5rem 3rem; display: flex; align-items: center; justify-content: space-between; transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1); }
.nav.scrolled { padding: 1rem 3rem; background: var(--nav-scrolled-bg); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); }
.nav__logo img { height: 80px; transition: opacity 0.3s ease; }
.nav__logo img:hover { opacity: 0.8; }
.nav__links { display: flex; gap: 2.5rem; list-style: none; }
.nav__links a { font-family: 'Syne', sans-serif; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.15em; font-weight: 500; color: var(--text-secondary); transition: color 0.3s ease; position: relative; }
.nav__links a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1px; background: var(--gold); transition: width 0.3s ease; }
.nav__links a:hover { color: var(--gold); }
.nav__links a:hover::after { width: 100%; }
.nav__cta { font-family: 'Syne', sans-serif; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.2em; font-weight: 600; color: var(--cta-color); background: var(--cta-bg); padding: 0.75rem 1.8rem; border: none; cursor: pointer; transition: all 0.3s ease; }
.nav__cta:hover { background: var(--gold-glow); transform: translateY(-1px); }
.nav__right { display: flex; align-items: center; gap: 0.5rem; }
.theme-toggle { background: none; border: 1px solid var(--border); padding: 0.5rem; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.3s ease; }
.theme-toggle:hover { border-color: var(--border-hover); }
.theme-toggle svg { width: 16px; height: 16px; stroke: var(--text-secondary); fill: none; stroke-width: 1.5; transition: stroke 0.3s ease; }
.theme-toggle:hover svg { stroke: var(--gold); }
.theme-toggle .icon-moon { display: block; }
.theme-toggle .icon-sun { display: none; }

/* Light theme overrides */
[data-theme="light"] .theme-toggle .icon-moon { display: none; }
[data-theme="light"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .nav__logo img { content: url('../img/logo-black.png'); }
[data-theme="light"] .nav.scrolled .nav__logo img { content: url('../img/logo-black.png'); }
[data-theme="light"] .preloader__logo { content: url('../img/logo-black.png'); }
[data-theme="light"] .grain { opacity: 0.02; }
[data-theme="light"] .hero__title { color: #fff; }
[data-theme="light"] .hero__tag { color: rgba(255,255,255,0.6); }
[data-theme="light"] .hero__tag::before { background: rgba(255,255,255,0.4); }
[data-theme="light"] .hero__subtitle { color: rgba(255,255,255,0.7); }
[data-theme="light"] .hero__badge { color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12); }
[data-theme="light"] .hero__actions .btn-primary { background: #fff; color: #1a1a18; }
[data-theme="light"] .hero__actions .btn-primary:hover { background: #f0ece4; }
[data-theme="light"] .hero__actions .btn-ghost { color: rgba(255,255,255,0.6); }
[data-theme="light"] .hero__actions .btn-ghost:hover { color: #fff; }
[data-theme="light"] .hero__scroll { color: rgba(255,255,255,0.3); }
[data-theme="light"] .hero__scroll-line { background: rgba(255,255,255,0.15); }
[data-theme="light"] .hero__scroll-line::after { background: rgba(255,255,255,0.6); }
[data-theme="light"] .service-card { background: var(--bg-card); border: 1px solid var(--border); }
[data-theme="light"] .service-card:hover { transform: translateY(-4px); box-shadow: 0 20px 60px rgba(0,0,0,0.06); }
[data-theme="light"] .services__grid { background: none; gap: 1.5rem; }
[data-theme="light"] .stat { background: var(--bg-card); }
[data-theme="light"] .testimonial__avatar { background: var(--concrete); }
[data-theme="light"] .nav__cta { background: #2c2c2c; color: #fff; }
[data-theme="light"] .nav__cta:hover { background: #444; }

/* Mobile nav */
.nav__burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 5px; z-index: 200; }
.nav__burger span { width: 24px; height: 1.5px; background: var(--text-primary); transition: all 0.3s ease; transform-origin: center; }
.nav__burger.open span:nth-child(1) { transform: rotate(45deg) translateY(4.5px); }
.nav__burger.open span:nth-child(2) { opacity: 0; }
.nav__burger.open span:nth-child(3) { transform: rotate(-45deg) translateY(-4.5px); }
.nav__mobile { position: fixed; inset: 0; background: rgba(11, 11, 10, 0.97); backdrop-filter: blur(30px); display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 2rem; z-index: 150; opacity: 0; pointer-events: none; transition: opacity 0.4s ease; }
.nav__mobile.open { opacity: 1; pointer-events: all; }
.nav__mobile a { font-family: 'Unbounded', sans-serif; font-size: clamp(1.5rem, 5vw, 3rem); font-weight: 300; color: var(--text-secondary); transition: color 0.3s ease; }
.nav__mobile a:hover { color: var(--gold); }

/* Hero */
.hero { position: relative; height: 100vh; min-height: 700px; display: flex; align-items: flex-end; padding: 0 3rem 6rem; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.25) grayscale(0.5); }
.hero__bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, var(--bg-primary) 0%, rgba(11,11,10,0.6) 40%, rgba(11,11,10,0.3) 100%); }
.hero__content { position: relative; z-index: 2; max-width: 1000px; }
.hero__tag { font-family: 'Syne', sans-serif; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.4em; color: var(--gold); margin-bottom: 2rem; display: flex; align-items: center; gap: 1rem; overflow: hidden; }
.hero__tag::before { content: ''; width: 40px; height: 1px; background: var(--gold); flex-shrink: 0; }
.hero__title { font-family: 'Unbounded', sans-serif; font-size: clamp(2.8rem, 7vw, 6.5rem); font-weight: 700; line-height: 0.95; margin-bottom: 2.5rem; color: var(--text-primary); }
.hero__title .line { display: block; overflow: hidden; }
.hero__title .line-inner { display: block; transform: translateY(110%); }
.hero__title .accent { color: var(--gold); font-weight: 800; }
.hero__subtitle { font-size: 1.1rem; color: var(--text-secondary); max-width: 520px; margin-bottom: 3rem; font-weight: 300; opacity: 0; transform: translateY(20px); }
.hero__badge { display: inline-flex; align-items: center; gap: 0.6rem; font-family: 'Syne', sans-serif; font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.15em; color: var(--text-muted); background: rgba(200,164,85,0.06); border: 1px solid var(--border); padding: 0.5rem 1rem; margin-bottom: 2rem; opacity: 0; transform: translateY(20px); }
.hero__badge svg { width: 14px; height: 14px; stroke: var(--gold); fill: none; stroke-width: 1.5; }
.hero__actions { display: flex; gap: 1.5rem; align-items: center; opacity: 0; transform: translateY(20px); }
.btn-primary { font-family: 'Syne', sans-serif; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.2em; font-weight: 600; color: var(--bg-primary); background: var(--gold); padding: 1.1rem 2.5rem; border: none; cursor: pointer; transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); position: relative; overflow: hidden; display: inline-block; }
.btn-primary:hover { background: var(--gold-glow); transform: translateY(-2px); box-shadow: 0 10px 40px rgba(200, 164, 85, 0.2); }
.btn-ghost { font-family: 'Syne', sans-serif; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.2em; font-weight: 500; color: var(--text-secondary); padding: 1.1rem 0; border: none; background: none; cursor: pointer; transition: color 0.3s ease; display: flex; align-items: center; gap: 0.75rem; }
.btn-ghost:hover { color: var(--gold); }
.btn-ghost svg { width: 18px; height: 18px; transition: transform 0.3s ease; }
.btn-ghost:hover svg { transform: translateY(3px); }
.hero__scroll { position: absolute; bottom: 2rem; right: 3rem; display: flex; flex-direction: column; align-items: center; gap: 0.5rem; color: var(--text-muted); font-family: 'Syne', sans-serif; font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.3em; writing-mode: vertical-rl; }
.hero__scroll-line { width: 1px; height: 60px; background: var(--concrete-light); position: relative; overflow: hidden; }
.hero__scroll-line::after { content: ''; position: absolute; top: -100%; left: 0; width: 100%; height: 100%; background: var(--gold); animation: scrollLine 2s ease-in-out infinite; }
@keyframes scrollLine { 0% { top: -100%; } 50% { top: 100%; } 100% { top: 100%; } }

/* Section commons */
.section { padding: 8rem 3rem; position: relative; }
.section__tag { font-family: 'Syne', sans-serif; font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.4em; color: var(--gold); margin-bottom: 1.5rem; display: flex; align-items: center; gap: 1rem; }
.section__tag::before { content: ''; width: 30px; height: 1px; background: var(--gold); }
.section__title { font-family: 'Unbounded', sans-serif; font-size: clamp(2rem, 4.5vw, 4rem); font-weight: 600; line-height: 1.05; margin-bottom: 2rem; }
.section__desc { font-size: 1.05rem; color: var(--text-secondary); max-width: 550px; font-weight: 300; line-height: 1.7; margin-bottom: 1.5rem; }

/* Marquee */
.marquee { overflow: hidden; padding: 2rem 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.marquee__inner { display: flex; gap: 3rem; animation: marquee 25s linear infinite; width: max-content; }
.marquee__item { font-family: 'Unbounded', sans-serif; font-size: clamp(1rem, 2vw, 1.5rem); font-weight: 300; color: var(--text-muted); white-space: nowrap; display: flex; align-items: center; gap: 3rem; }
.marquee__item .dot { width: 6px; height: 6px; background: var(--gold); border-radius: 50%; flex-shrink: 0; }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* Services */
.services { background: var(--bg-section); position: relative; overflow: hidden; }
.services::before { content: ''; position: absolute; inset: 0; background: url('../img/logo-white.png') no-repeat center/70%; opacity: 0.03; pointer-events: none; }
[data-theme="light"] .services::before { background-image: url('../img/logo-black.png'); opacity: 0.04; }
.services__header { max-width: 700px; margin-bottom: 5rem; }
.services__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1px; background: var(--border); }
.service-card { background: var(--bg-section); padding: 3rem 2.5rem; position: relative; overflow: hidden; cursor: default; transition: background 0.5s ease; }
.service-card:hover { background: var(--bg-card); }
.service-card__number { font-family: 'Unbounded', sans-serif; font-size: 4rem; font-weight: 800; color: var(--border); position: absolute; top: 1.5rem; right: 2rem; transition: color 0.5s ease; line-height: 1; }
.service-card:hover .service-card__number { color: rgba(200, 164, 85, 0.08); }
.service-card__icon { width: 48px; height: 48px; border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; margin-bottom: 2rem; transition: border-color 0.4s ease; }
.service-card:hover .service-card__icon { border-color: var(--gold); }
.service-card__icon svg { width: 22px; height: 22px; stroke: var(--gold); stroke-width: 1.5; fill: none; }
.service-card__title { font-family: 'Syne', sans-serif; font-size: 1.2rem; font-weight: 700; margin-bottom: 1rem; }
.service-card__desc { font-size: 0.92rem; color: var(--text-secondary); line-height: 1.7; font-weight: 300; }
.service-card__line { position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: var(--gold); transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1); }
.service-card:hover .service-card__line { width: 100%; }

/* Gallery */
.gallery__header { max-width: 700px; margin-bottom: 5rem; }
.gallery__grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 280px; gap: 0.75rem; }
.gallery__item { position: relative; overflow: hidden; cursor: pointer; }
.gallery__item.tall { grid-row: span 2; }
.gallery__item.wide { grid-column: span 2; }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), filter 0.5s ease; filter: grayscale(0.3) brightness(0.75); }
.gallery__item:hover img { transform: scale(1.05); filter: grayscale(0) brightness(0.9); }
.gallery__overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(11, 11, 10, 0.85) 0%, transparent 50%); padding: 1.5rem; display: flex; flex-direction: column; justify-content: flex-end; opacity: 0; transition: opacity 0.4s ease; }
.gallery__item:hover .gallery__overlay { opacity: 1; }
.gallery__cat { font-family: 'Syne', sans-serif; font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.3em; color: var(--gold); margin-bottom: 0.3rem; }
.gallery__name { font-family: 'Syne', sans-serif; font-size: 1rem; font-weight: 600; }

/* About */
.about { background: var(--bg-section); }
.about__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start; }
.about__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; padding-top: 2rem; }
.stat { padding: 2rem; border: 1px solid var(--border); transition: border-color 0.4s ease; }
.stat:hover { border-color: var(--border-hover); }
.stat__number { font-family: 'Unbounded', sans-serif; font-size: 2.5rem; font-weight: 700; color: var(--gold); line-height: 1; margin-bottom: 0.5rem; }
.stat__suffix { font-size: 1.5rem; font-weight: 400; }
.stat__label { font-family: 'Syne', sans-serif; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.15em; color: var(--text-secondary); font-weight: 500; }
.about__rbq { margin-top: 2.5rem; display: flex; align-items: center; gap: 1rem; padding: 1.2rem 1.5rem; border: 1px solid var(--border); background: var(--bg-card); }
.about__rbq svg { width: 20px; height: 20px; stroke: var(--gold); fill: none; stroke-width: 1.5; flex-shrink: 0; }
.about__rbq-text { font-family: 'Syne', sans-serif; font-size: 0.8rem; font-weight: 500; color: var(--text-secondary); }
.about__rbq-text strong { color: var(--text-primary); }

/* Testimonials */
.testimonials { background: var(--bg-section); }
.testimonials__header { max-width: 700px; margin-bottom: 4rem; }
.testimonials__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.testimonial { padding: 2.5rem; border: 1px solid var(--border); background: var(--bg-card); position: relative; }
.testimonial__text { font-size: 1rem; color: var(--text-secondary); line-height: 1.8; font-weight: 300; font-style: italic; margin-bottom: 2rem; }
.testimonial__text .q { color: var(--gold); font-family: Georgia, serif; font-size: 1.3rem; font-style: normal; }
.testimonial__author { display: flex; align-items: center; gap: 1rem; }
.testimonial__avatar { width: 44px; height: 44px; background: var(--concrete-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: 'Syne', sans-serif; font-size: 0.8rem; font-weight: 700; color: var(--text-muted); }
.testimonial__info-name { font-family: 'Syne', sans-serif; font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }
.testimonial__info-role { font-size: 0.8rem; color: var(--text-muted); }

/* Partners */
.partners { border-top: 1px solid var(--border); padding: 5rem 3rem; text-align: center; }
.partners__title { font-family: 'Unbounded', sans-serif; font-size: clamp(1.3rem, 2.5vw, 2rem); font-weight: 600; color: var(--text-primary); margin-bottom: 3rem; }
.partners__grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 3rem 4rem; align-items: center; }
.partner { font-family: 'Syne', sans-serif; font-size: 1.05rem; font-weight: 600; color: var(--text-muted); transition: color 0.3s ease; white-space: nowrap; padding: 0.6rem 1.2rem; border: 1px solid var(--border); }
.partner:hover { color: var(--gold); border-color: var(--border-hover); }

/* CTA Band */
.cta-band { padding: 6rem 3rem; text-align: center; position: relative; overflow: hidden; background: var(--bg-primary); }
[data-theme="light"] .cta-band { background: #2c2c2c; color: #fff; }
[data-theme="light"] .cta-band__subtitle { color: rgba(255,255,255,0.6); }
[data-theme="light"] .cta-band__phone { color: #d4b85a; }
[data-theme="light"] .cta-band__phone:hover { color: #e8cc6e; }
.cta-band__title { font-family: 'Unbounded', sans-serif; font-size: clamp(1.8rem, 4vw, 3.5rem); font-weight: 600; margin-bottom: 1.5rem; line-height: 1.1; }
.cta-band__subtitle { font-size: 1.05rem; color: var(--text-secondary); margin-bottom: 3rem; font-weight: 300; }
.cta-band__phone { font-family: 'Unbounded', sans-serif; font-size: clamp(1.5rem, 3.5vw, 3rem); font-weight: 700; color: var(--gold); display: inline-flex; align-items: center; gap: 1rem; margin-bottom: 2rem; transition: color 0.3s ease; }
.cta-band__phone:hover { color: var(--gold-glow); }
.cta-band__phone svg { width: 32px; height: 32px; animation: ring 2s ease-in-out infinite; }
@keyframes ring { 0%, 100% { transform: rotate(0); } 10% { transform: rotate(15deg); } 20% { transform: rotate(-10deg); } 30% { transform: rotate(8deg); } 40% { transform: rotate(-5deg); } 50% { transform: rotate(0); } }

/* Contact */
.contact { background: var(--bg-section); }
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; }
.contact__info-items { display: flex; flex-direction: column; gap: 2rem; margin-top: 3rem; }
.contact__item { display: flex; gap: 1.2rem; align-items: flex-start; }
.contact__item-icon { width: 40px; height: 40px; border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact__item-icon svg { width: 16px; height: 16px; stroke: var(--gold); stroke-width: 1.5; fill: none; }
.contact__item-label { font-family: 'Syne', sans-serif; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--text-muted); margin-bottom: 0.3rem; }
.contact__item-value { font-size: 1rem; color: var(--text-primary); font-weight: 400; }
.contact__item-value a { transition: color 0.3s ease; }
.contact__item-value a:hover { color: var(--gold); }
.contact__map { width: 100%; aspect-ratio: 4/3; background: var(--bg-card); border: 1px solid var(--border); overflow: hidden; }
.contact__map iframe { width: 100%; height: 100%; border: 0; filter: var(--map-filter); transition: filter 0.5s ease; }

/* Footer */
.footer { padding: 3rem; border-top: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.footer__copy { font-size: 0.8rem; color: var(--text-muted); }
.footer__social { display: flex; gap: 1.5rem; }
.footer__social a { color: var(--text-muted); transition: color 0.3s ease; }
.footer__social a:hover { color: var(--gold); }
.footer__social svg { width: 18px; height: 18px; fill: currentColor; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(40px); }
.reveal.active { opacity: 1; transform: translateY(0); transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal-delay-1 { transition-delay: 0.1s !important; }
.reveal-delay-2 { transition-delay: 0.2s !important; }
.reveal-delay-3 { transition-delay: 0.3s !important; }
.reveal-delay-4 { transition-delay: 0.4s !important; }
.reveal-delay-5 { transition-delay: 0.5s !important; }

/* Responsive */
@media (max-width: 1024px) {
  .about__grid { grid-template-columns: 1fr; gap: 3rem; }
  .contact__grid { grid-template-columns: 1fr; gap: 3rem; }
  .gallery__grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 250px; }
  .gallery__item.tall { grid-row: span 2; }
}
@media (max-width: 768px) {
  .section { padding: 5rem 1.5rem; }
  .hero { padding: 0 1.5rem 4rem; }
  .nav { padding: 1.2rem 1.5rem; }
  .nav.scrolled { padding: 1rem 1.5rem; }
  .nav__links, .nav__cta { display: none; }
  .theme-toggle { margin-left: auto; margin-right: 1rem; }
  .nav__burger { display: flex; }
  .hero__scroll { display: none; }
  .services__grid { grid-template-columns: 1fr; }
  .gallery__grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 200px; }
  .gallery__item.tall { grid-row: span 1; }
  .gallery__item.wide { grid-column: span 1; }
  .about__stats { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .hero__actions { flex-direction: column; align-items: flex-start; }
  .footer { flex-direction: column; gap: 1.5rem; text-align: center; }
  .cta-band { padding: 4rem 1.5rem; }
  .partners { padding: 3rem 1.5rem; }
  .partners__grid { gap: 1.5rem 2.5rem; }
  .testimonials__grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .about__stats { grid-template-columns: 1fr; }
  .gallery__grid { grid-template-columns: 1fr; grid-auto-rows: 250px; }
}