:root {
  --bg-primary: #F9F8F6;
  --bg-secondary: #F0EEE9;
  --bg-card: #FFFFFF;
  --bg-dark: #141413;
  --bg-dark-alt: #1e1d1b;

  --text-main: #1C1C1E;
  --text-muted: #55555A;
  --text-faint: #9A9A9F;
  --text-light: #F5F5F7;
  --text-light-muted: #B9B9BE;

  --accent: #A67C52;
  --accent-hover: #8E6741;
  --accent-light: rgba(166, 124, 82, 0.12);

  --border-light: rgba(28, 28, 30, 0.08);
  --border-dark: rgba(255, 255, 255, 0.1);

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, sans-serif;

  --container-max: 1340px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --transition: all 0.45s var(--ease);
  --transition-fast: all 0.25s var(--ease);
}

/* ── Reset ────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 17px; }
body {
  background: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: var(--font-sans); cursor: pointer; border: none; background: none; }

/* ── Typography ───────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--accent);
  font-weight: 600;
  display: block;
  margin-bottom: 1.1rem;
}
.section-title { font-size: clamp(2rem, 3.5vw, 3.2rem); margin-bottom: 1rem; }
.section-subtitle { color: var(--text-muted); font-size: 1.12rem; max-width: 580px; margin-bottom: 3.5rem; font-weight: 400; line-height: 1.7; }

/* ── Container ────────────────────────────────── */
.container { width: 90%; max-width: var(--container-max); margin: 0 auto; }

/* ── Buttons ──────────────────────────────────── */
.btn { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; padding: 1rem 2.2rem; transition: var(--transition-fast); cursor: pointer; }
.btn-dark { background: var(--text-main); color: var(--bg-primary); border: 1px solid var(--text-main); }
.btn-dark:hover { background: var(--accent); border-color: var(--accent); }
.btn-outline { background: transparent; color: var(--text-main); border: 1px solid var(--text-main); }
.btn-outline:hover { background: var(--text-main); color: var(--bg-primary); }
.btn-outline-light { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.6); }
.btn-outline-light:hover { background: #fff; color: var(--text-main); }
.btn-whatsapp-inline { background: #25D366; color: #fff; border: 1px solid #25D366; }
.btn-whatsapp-inline:hover { background: #1aab52; border-color: #1aab52; }

/* ── HEADER ───────────────────────────────────── */
.header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 1.6rem 0;
  transition: var(--transition);
}
.header::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(to bottom, rgba(20,20,19,0.55), rgba(20,20,19,0));
  opacity: 1; transition: opacity var(--transition); pointer-events: none; z-index: -1;
}
.header.scrolled::before { opacity: 0; }
.header:not(.scrolled) .nav-link { color: var(--text-light); }
.header:not(.scrolled) .nav-link:hover { color: var(--accent); }
.header:not(.scrolled) .nav-toggle span { background: var(--text-light); }
.header:not(.scrolled) .btn { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.75); }
.header:not(.scrolled) .btn:hover { background: #fff; color: var(--text-main); }
.header.scrolled {
  background: rgba(249, 248, 246, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 1px 20px rgba(0,0,0,0.04);
}
.nav-wrapper { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.logo { font-family: var(--font-serif); font-size: 1.7rem; font-weight: 600; letter-spacing: 0.06em; line-height: 1; }
.logo-sub { font-family: var(--font-sans); font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.25em; color: var(--accent); font-weight: 500; display: block; margin-top: 3px; }
.nav-links { display: flex; align-items: center; gap: 2.2rem; }
.nav-link { font-size: 0.95rem; font-weight: 500; position: relative; transition: color 0.25s; }
.nav-link::after { content: ''; position: absolute; bottom: -3px; left: 0; width: 0; height: 1px; background: var(--accent); transition: var(--transition-fast); }
.nav-link:hover { color: var(--accent); }
.nav-link:hover::after { width: 100%; }

/* Hamburger */
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.nav-toggle span { display: block; width: 24px; height: 1.5px; background: var(--text-main); transition: var(--transition-fast); transform-origin: center; }
.header:not(.scrolled) .nav-toggle.active { background: rgba(249,248,246,0.95); border-radius: 50%; }
.header:not(.scrolled) .nav-toggle.active span { background: var(--text-main); }
.nav-toggle.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile nav drawer */
.mobile-nav {
  display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: var(--bg-primary); z-index: 999;
  flex-direction: column; align-items: center; justify-content: center; gap: 1.75rem;
  opacity: 0; transform: translateY(-16px); transition: var(--transition);
}
.mobile-nav.open { opacity: 1; transform: translateY(0); display: flex; }
.mobile-nav a { font-family: var(--font-serif); font-size: 1.75rem; font-weight: 500; color: var(--text-main); transition: color 0.25s; }
.mobile-nav a:hover { color: var(--accent); }

/* ── HERO ─────────────────────────────────────── */
.hero {
  position: relative; height: 100vh; min-height: 640px;
  display: flex; align-items: flex-end;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: url('../assets/images/hero.png');
  background-size: cover; background-position: center;
  transform-origin: center;
  transition: transform 0.1s linear;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(20,20,19,0.78) 0%, rgba(20,20,19,0.42) 55%, rgba(20,20,19,0.18) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  padding: 0 0 7rem;
  max-width: 660px;
}
.hero-eyebrow { color: rgba(255,255,255,0.9); letter-spacing: 0.22em; font-size: 0.8rem; text-transform: uppercase; font-family: var(--font-sans); font-weight: 600; display: block; margin-bottom: 1.25rem; }
.hero-title { font-size: clamp(2.8rem, 5.5vw, 5rem); color: #fff; margin-bottom: 1.4rem; text-shadow: 0 2px 26px rgba(0,0,0,0.4); }
.hero-desc { color: rgba(255,255,255,0.92); font-size: 1.2rem; font-weight: 400; margin-bottom: 2.4rem; max-width: 480px; line-height: 1.7; text-shadow: 0 1px 14px rgba(0,0,0,0.35); }
.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn-hero-primary { background: #fff; color: var(--text-main); border: 1px solid #fff; }
.btn-hero-primary:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.scroll-hint {
  position: absolute; bottom: 2.5rem; right: 3rem; z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(255,255,255,0.7); font-size: 0.68rem; letter-spacing: 0.15em; text-transform: uppercase;
}
.scroll-hint-line { width: 1px; height: 40px; background: rgba(255,255,255,0.3); animation: scrollPulse 2s ease-in-out infinite; }
@keyframes scrollPulse { 0%,100%{opacity:0.3; transform:scaleY(1)} 50%{opacity:1; transform:scaleY(1.3)} }

/* ── SECTION BASE ─────────────────────────────── */
.section { padding: 7rem 0; }
.section-dark { background: var(--bg-dark); }
.section-dark .section-title, .section-dark h3 { color: var(--text-light); }
.section-dark .section-subtitle { color: var(--text-light-muted); }
.section-dark .eyebrow { color: var(--accent); }
.section-alt { background: var(--bg-secondary); }

/* ── VALUE PROPOSITION ────────────────────────── */
.value-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: center; }
.value-lead { font-family: var(--font-serif); font-size: clamp(1.9rem, 3vw, 2.8rem); line-height: 1.2; }
.value-pillars { display: grid; gap: 2.5rem; }
.value-pillar { border-top: 1px solid var(--border-light); padding-top: 1.75rem; }
.value-pillar-title { font-family: var(--font-serif); font-size: 1.35rem; margin-bottom: 0.6rem; }
.value-pillar-desc { color: var(--text-muted); font-size: 1.02rem; font-weight: 400; }

/* ── SERVICES ─────────────────────────────────── */
.services-list { display: grid; gap: 2.5rem; }
.service-card-big {
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  border: 1px solid var(--border-light); overflow: hidden;
  transition: var(--transition);
}
.service-card-big:nth-child(even) { direction: rtl; }
.service-card-big:nth-child(even) > * { direction: ltr; }
.service-card-big:hover { box-shadow: 0 12px 40px rgba(0,0,0,0.07); }
.service-img-wrap { position: relative; overflow: hidden; height: 380px; }
.service-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.service-card-big:hover .service-img-wrap img { transform: scale(1.05); }
.service-body { padding: 3.5rem 3rem; display: flex; flex-direction: column; justify-content: center; gap: 1.25rem; }
.service-number { font-family: var(--font-serif); font-size: 3.5rem; color: var(--accent); font-weight: 600; line-height: 1; border: 1px solid rgba(166, 124, 82, 0.35); display: inline-block; padding: 0 0.6rem 0.2rem; }
.service-name { font-family: var(--font-serif); font-size: 2rem; }
.service-desc { color: var(--text-muted); font-size: 1.05rem; line-height: 1.75; font-weight: 400; }
.service-list-items { margin-top: 0.5rem; display: flex; flex-direction: column; gap: 0.35rem; }
.service-list-items li { font-size: 0.95rem; color: var(--text-muted); padding-left: 1.1rem; position: relative; }
.service-list-items li::before { content: '—'; position: absolute; left: 0; color: var(--accent); font-size: 0.75rem; }

/* ── BEFORE & AFTER SLIDER ────────────────────── */
.ba-section-title { text-align: center; max-width: 640px; margin: 0 auto 4rem; }
.ba-section-title .section-subtitle { margin-left: auto; margin-right: auto; }
.ba-slider-wrap { position: relative; overflow: hidden; border-radius: 2px; cursor: col-resize; user-select: none; max-height: 580px; }
.ba-slider-wrap img { width: 100%; height: 580px; object-fit: cover; display: block; }
.ba-after { position: absolute; top: 0; left: 0; width: 50%; height: 100%; overflow: hidden; }
.ba-after img { width: auto; height: 100%; max-width: none; min-width: 100%; position: absolute; top: 0; left: 0; object-fit: cover; }
.ba-handle {
  position: absolute; top: 0; left: 50%; width: 2px; height: 100%;
  background: #fff; transform: translateX(-50%); cursor: col-resize;
}
.ba-handle-btn {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 44px; height: 44px; border-radius: 50%; background: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 12px rgba(0,0,0,0.2);
  font-size: 1.1rem; color: var(--text-main);
}
.ba-labels { display: flex; justify-content: space-between; margin-top: 1rem; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--text-muted); }

/* ── PORTFOLIO ────────────────────────────────── */
.portfolio-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1.5rem; }
.port-item { position: relative; overflow: hidden; }
.port-main { grid-column: span 7; grid-row: span 2; }
.port-sm-a { grid-column: span 5; }
.port-sm-b { grid-column: span 5; }
.port-wide { grid-column: span 12; margin-top: 0; }
.port-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); display: block; }
.port-main img { height: 520px; }
.port-sm-a img, .port-sm-b img { height: 252px; }
.port-wide img { height: 400px; }
.port-item:hover img { transform: scale(1.04); }
.port-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(20,20,19,0.8) 0%, transparent 55%);
  opacity: 0; transition: var(--transition);
}
.port-item:hover .port-overlay { opacity: 1; }
.port-info {
  position: absolute; bottom: 0; left: 0; width: 100%; padding: 2rem;
  color: #fff; transform: translateY(6px); transition: var(--transition);
  opacity: 0;
}
.port-item:hover .port-info { opacity: 1; transform: translateY(0); }
.port-info h3 { font-size: 1.4rem; margin-bottom: 0.25rem; }
.port-info p { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; opacity: 0.7; }
.port-info-cta { display: inline-block; margin-top: 0.8rem; font-size: 0.85rem; letter-spacing: 0.12em; text-transform: uppercase; border-bottom: 1px solid rgba(255,255,255,0.5); padding-bottom: 2px; transition: border-color 0.2s; }
.port-info-cta:hover { border-color: #fff; }

/* ── PROCESS ──────────────────────────────────── */
.process-timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-top: 3.5rem; position: relative; }
.process-timeline::before {
  content: ''; position: absolute; top: 20px; left: 10%; width: 80%; height: 1px;
  background: var(--border-dark);
}
.process-step { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 0 1rem; position: relative; }
.process-dot {
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif); font-size: 0.9rem; color: var(--accent);
  background: var(--bg-dark); margin-bottom: 1.5rem; position: relative; z-index: 1;
}
.process-step-title { font-family: var(--font-serif); font-size: 1.2rem; color: var(--text-light); margin-bottom: 0.75rem; }
.process-step-desc { font-size: 0.98rem; color: var(--text-light-muted); line-height: 1.6; font-weight: 400; }

/* ── MATERIALS ────────────────────────────────── */
.materials-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.materials-img { overflow: hidden; }
.materials-img img { width: 100%; height: 560px; object-fit: cover; transition: transform 1.2s var(--ease); }
.materials-img:hover img { transform: scale(1.03); }
.materials-list { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.material-tag { border: 1px solid var(--border-light); padding: 1rem 1.25rem; font-size: 0.95rem; font-weight: 500; transition: var(--transition-fast); }
.material-tag:hover { border-color: var(--accent); color: var(--accent); }

/* ── STATS ────────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; }
.stat-block { padding: 4rem 3rem; border-right: 1px solid var(--border-dark); }
.stat-block:last-child { border-right: none; }
.stat-number { font-family: var(--font-serif); font-size: clamp(3.5rem, 6vw, 6rem); color: #fff; line-height: 1; margin-bottom: 0.75rem; }
.stat-number span { color: var(--accent); }
.stat-label { font-size: 0.95rem; color: var(--text-light-muted); text-transform: uppercase; letter-spacing: 0.12em; }

/* ── TESTIMONIALS ─────────────────────────────── */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; }
.testimonial-card { border-top: 1px solid var(--border-light); padding-top: 2rem; }
.testimonial-quote { font-family: var(--font-serif); font-size: 1.25rem; line-height: 1.55; color: var(--text-main); margin-bottom: 1.75rem; font-style: italic; }
.testimonial-author { font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; }
.testimonial-project { font-size: 0.88rem; color: var(--text-muted); margin-top: 0.2rem; }

/* ── ABOUT ────────────────────────────────────── */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: center; }
.about-image { overflow: hidden; }
.about-image img { width: 100%; height: 600px; object-fit: cover; }
.about-differentials { display: grid; gap: 1rem; margin-top: 2.5rem; }
.differential-item { display: flex; align-items: baseline; gap: 0.75rem; font-size: 0.98rem; }
.differential-item::before { content: '—'; color: var(--accent); flex-shrink: 0; }

/* ── DIFFERENTIAL FLOW ────────────────────────── */
.flow-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: center; }
.flow-text .section-subtitle { max-width: 100%; }
.flow-diagram { display: flex; flex-direction: column; align-items: center; gap: 0; }
.flow-step { text-align: center; padding: 1.5rem 2rem; width: 100%; max-width: 280px; border: 1px solid var(--border-dark); }
.flow-step-label { font-family: var(--font-serif); font-size: 1.15rem; color: var(--text-light); }
.flow-arrow { width: 1px; height: 32px; background: var(--accent); display: block; margin: 0 auto; }

/* ── CTA BAND ─────────────────────────────────── */
.cta-band {
  position: relative; overflow: hidden;
  min-height: 500px; display: flex; align-items: center;
}
.cta-bg { position: absolute; inset: 0; }
.cta-bg img { width: 100%; height: 100%; object-fit: cover; }
.cta-overlay { position: absolute; inset: 0; background: rgba(20,20,19,0.78); }
.cta-content { position: relative; z-index: 2; text-align: center; color: #fff; max-width: 680px; margin: 0 auto; }
.cta-content h2 { font-size: clamp(2.5rem, 4vw, 4rem); color: #fff; margin-bottom: 1.25rem; }
.cta-content p { color: rgba(255,255,255,0.92); margin-bottom: 2.5rem; font-size: 1.05rem; font-weight: 400; }
.cta-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ── CONTACT FORM ─────────────────────────────── */
.contact-layout { display: grid; grid-template-columns: 1fr 1.2fr; gap: 7rem; }
.form-group { margin-bottom: 1.6rem; }
.form-label { display: block; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.12em; font-weight: 600; margin-bottom: 0.55rem; }
.form-control {
  width: 100%; padding: 0.95rem 1.1rem;
  background: var(--bg-card); border: 1px solid var(--border-light);
  font-family: var(--font-sans); font-size: 0.95rem; color: var(--text-main);
  appearance: none; transition: border-color 0.25s;
}
.form-control:focus { outline: none; border-color: var(--accent); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-control[type="file"] { padding: 0.75rem 1rem; color: var(--text-muted); font-size: 0.875rem; }

/* ── WHATSAPP FLOAT ───────────────────────────── */
.wa-float {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 900;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25D366; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
  animation: waPop 2.5s ease-in-out infinite;
}
.wa-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,0.55); }
.wa-float svg { width: 28px; height: 28px; fill: #fff; }
@keyframes waPop { 0%,100%{box-shadow:0 4px 20px rgba(37,211,102,0.4)} 50%{box-shadow:0 4px 28px rgba(37,211,102,0.65)} }

/* ── FOOTER ───────────────────────────────────── */
.footer { background: var(--bg-dark); color: var(--text-light-muted); padding: 5rem 0 2.5rem; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 4rem; margin-bottom: 4rem; }
.footer-brand .logo { color: var(--text-light); }
.footer-tagline { font-family: var(--font-serif); font-size: 1.1rem; color: var(--text-light-muted); margin-top: 0.75rem; font-style: italic; }
.footer-col-title { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--accent); font-weight: 600; margin-bottom: 1.25rem; }
.footer-links { display: flex; flex-direction: column; gap: 0.65rem; }
.footer-links a { font-size: 0.95rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--text-light); }
.footer-contact-item { font-size: 0.95rem; margin-bottom: 0.5rem; display: flex; align-items: baseline; gap: 0.5rem; }
.footer-contact-item span { color: var(--accent); font-size: 0.7rem; }
.footer-bottom { border-top: 1px solid var(--border-dark); padding-top: 2rem; display: flex; justify-content: space-between; align-items: center; }
.footer-copyright { font-size: 0.88rem; }

/* ── REVEAL ANIMATION ─────────────────────────── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.75s var(--ease), transform 0.75s var(--ease); }
.reveal.stagger-1 { transition-delay: 0.1s; }
.reveal.stagger-2 { transition-delay: 0.2s; }
.reveal.stagger-3 { transition-delay: 0.3s; }
.reveal.stagger-4 { transition-delay: 0.4s; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ───────────────────────────────── */
@media (max-width: 1100px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 3rem; }
  .process-timeline { grid-template-columns: 1fr; gap: 2rem; }
  .process-timeline::before { display: none; }
  .process-step { align-items: flex-start; text-align: left; flex-direction: row; gap: 1.25rem; padding: 0; }
  .process-dot { flex-shrink: 0; }
  .stats-grid { grid-template-columns: 1fr 1fr 1fr; }
}

@media (max-width: 900px) {
  .service-card-big { grid-template-columns: 1fr; }
  .service-card-big:nth-child(even) { direction: ltr; }
  .service-img-wrap { height: 280px; }
  .value-inner, .materials-grid, .about-grid, .flow-grid, .contact-layout { grid-template-columns: 1fr; gap: 3.5rem; }
  .materials-img img, .about-image img { height: 360px; }
  .testimonials-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .port-main, .port-sm-a, .port-sm-b, .port-wide { grid-column: span 1; }
  .port-main img, .port-sm-a img, .port-sm-b img, .port-wide img { height: 300px; }
  .port-overlay, .port-info { opacity: 1; transform: none; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-block { border-right: none; border-bottom: 1px solid var(--border-dark); padding: 2.5rem 2rem; }
  .stat-block:last-child { border-bottom: none; }
}

@media (max-width: 768px) {
  .nav-links, .header > .container > .btn { display: none; }
  .nav-toggle { display: flex; }
  .section { padding: 5rem 0; }
  .hero-content { max-width: 100%; padding-bottom: 6rem; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { justify-content: center; }
  .scroll-hint { display: none; }
  .ba-slider-wrap img, .ba-after img { height: 320px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
  .section-title { font-size: 2rem; }
  .cta-band { min-height: 400px; }
  .wa-float { bottom: 1.5rem; right: 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}

/* ── AJUSTES FINALES ───────────────────────────── */
html { scroll-padding-top: 96px; }
.nav-toggle { margin-left: auto; }
.mobile-nav .btn { margin-top: 1rem; }
.ba-after img.is-antes { filter: grayscale(1) brightness(0.86) contrast(0.95); }
.hero-bg { will-change: transform; }
.logo img { height: 38px; width: auto; display: block; }
.footer-brand .logo img { height: 56px; }
.service-card-big:focus-within { outline: 2px solid var(--accent); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (max-width: 768px) { .hero-content .btn { margin-bottom: 0.5rem; } }