/* ===== Distribuidora DMA — colores tomados del logo ===== */
:root {
  --blue: #01319d;
  --blue-dark: #012473;
  --blue-deep: #001a55;
  --blue-bright: #2d5fd6;
  --blue-soft: #e8eefb;
  --black: #151515;
  --gray-700: #3d3f45;
  --gray-500: #5c6068;
  --gray-300: #c9ced8;
  --gray-200: #e3e5ea;
  --gray-100: #f4f6fb;
  --white: #ffffff;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(1, 25, 80, .10);
  --shadow-lg: 0 24px 60px rgba(0, 10, 40, .35);
  --font: "Barlow", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; font-family: var(--font); color: var(--black); background: var(--white); line-height: 1.6; font-size: 17px; }
img { max-width: 100%; display: block; }
a { color: var(--blue); }
h1, h2, h3, h4 { line-height: 1.12; margin: 0 0 .5em; }
h2 { font-size: clamp(30px, 4vw, 44px); font-weight: 800; letter-spacing: -.01em; }
h3 { font-size: 20px; font-weight: 700; }
p { margin: 0 0 1em; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.eyebrow { display: inline-flex; align-items: center; gap: 10px; text-transform: uppercase; letter-spacing: .22em; font-size: 13px; font-weight: 700; color: var(--blue); margin-bottom: 12px; }
.eyebrow::before { content: ""; width: 28px; height: 3px; background: currentColor; }
.eyebrow--light { color: #9db4ff; }

/* ===== Botones ===== */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 50px; padding: 0 28px; border-radius: 8px; border: 2px solid transparent; font: 700 16px var(--font); letter-spacing: .02em; text-decoration: none; cursor: pointer; transition: background .2s, color .2s, border-color .2s, transform .2s, box-shadow .2s; }
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--blue); color: var(--white); box-shadow: 0 8px 20px rgba(1, 49, 157, .25); }
.btn--primary:hover { background: var(--blue-dark); }
.btn--white { background: var(--white); color: var(--blue); }
.btn--white:hover { background: var(--blue-soft); }
.btn--ghost-light { border-color: rgba(255,255,255,.5); color: var(--white); }
.btn--ghost-light:hover { border-color: var(--white); background: rgba(255,255,255,.08); }
.btn--outline { border-color: var(--blue); color: var(--blue); background: transparent; }
.btn--outline:hover { background: var(--blue); color: var(--white); }
.btn--sm { min-height: 44px; padding: 0 18px; font-size: 15px; }
.btn--block { width: 100%; }

/* ===== Barra superior ===== */
.topbar { background: var(--black); color: #c4c7cf; font-size: 14px; }
.topbar__inner { display: flex; justify-content: flex-end; gap: 28px; min-height: 38px; align-items: center; }
.topbar span, .topbar a { display: inline-flex; align-items: center; gap: 6px; color: #c4c7cf; text-decoration: none; }
.topbar a:hover { color: var(--white); }
.topbar svg { width: 15px; height: 15px; fill: none; stroke: #7c9cff; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* ===== Header ===== */
.header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.97); backdrop-filter: blur(8px); border-bottom: 1px solid var(--gray-200); transition: box-shadow .2s; }
.header.is-scrolled { box-shadow: 0 6px 20px rgba(0,0,0,.06); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.header__logo img { height: 52px; width: auto; }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a:not(.btn) { color: var(--black); text-decoration: none; font-weight: 600; font-size: 16px; position: relative; padding: 6px 0; }
.nav a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px; background: var(--blue); transition: right .2s; }
.nav a:not(.btn):hover::after, .nav a.is-active::after { right: 0; }
.nav a.is-active { color: var(--blue); }
.nav-toggle { display: none; width: 44px; height: 44px; border: 0; background: none; cursor: pointer; flex-direction: column; justify-content: center; align-items: center; gap: 5px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--black); transition: transform .2s, opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero { position: relative; overflow: hidden; color: var(--white); background: radial-gradient(1200px 600px at 80% 20%, #0a46c9 0%, transparent 60%), linear-gradient(135deg, var(--blue-deep), var(--blue) 70%); padding: 96px 0 150px; }
.hero::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 40px 40px; mask-image: linear-gradient(to bottom, #000 40%, transparent); }
.hero__shape { position: absolute; right: -6%; bottom: -10%; width: 58%; height: 120%; background: rgba(255,255,255,.05); clip-path: polygon(50% 0, 100% 100%, 0 100%); }
.hero__shape::after { content: ""; position: absolute; left: 34%; right: 34%; bottom: 0; height: 40%; background: rgba(255,255,255,.06); clip-path: polygon(50% 0, 100% 100%, 0 100%); }
.hero__inner { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(40px, 6vw, 68px); font-weight: 900; letter-spacing: -.02em; line-height: 1.02; }
.hero h1 span { display: block; color: #9db4ff; }
.hero__lead { font-size: 19px; color: #d6defa; max-width: 560px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 26px; }
.hero__checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; color: #d6defa; font-weight: 600; }
.hero__checks li { display: flex; align-items: center; gap: 10px; }
.hero__checks li::before { content: ""; width: 20px; height: 20px; border-radius: 50%; background: rgba(255,255,255,.15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='m6 12 4 4 8-8'/%3E%3C/svg%3E") center/12px no-repeat; flex-shrink: 0; }

.hero__art { position: relative; height: 440px; }
.float-card { position: absolute; margin: 0; background: var(--white); border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-lg); animation: float 6s ease-in-out infinite; }
.float-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.float-card figcaption { color: var(--black); font-weight: 700; padding: 10px 16px 12px; font-size: 15px; border-top: 3px solid var(--blue); }
.float-card--a { width: 60%; left: 0; top: 12%; z-index: 2; }
.float-card--b { width: 42%; right: 0; top: 0; animation-delay: -2s; }
.float-card--c { width: 44%; right: 4%; bottom: 0; z-index: 3; animation-delay: -4s; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ===== Buscador ===== */
.finder-wrap { position: relative; z-index: 5; margin-top: -90px; }
.finder { background: var(--white); border-radius: 16px; box-shadow: var(--shadow); padding: 28px 32px; border-top: 5px solid var(--blue); }
.finder__title { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 18px; margin-bottom: 18px; }
.finder__title h2 { font-size: 26px; margin: 0; }
.finder__title p { margin: 0; color: var(--gray-500); }
.finder__fields { display: grid; grid-template-columns: repeat(4, 1fr) auto; gap: 14px; align-items: end; }
.finder label { display: grid; gap: 6px; font-weight: 600; font-size: 14px; color: var(--gray-700); }
.finder__alt { margin: 14px 0 0; font-size: 15px; color: var(--gray-500); }

input, select, textarea { font: 16px var(--font); padding: 12px 14px; min-height: 50px; border: 1px solid var(--gray-300); border-radius: 8px; background: var(--white); color: var(--black); width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--blue); outline-offset: 1px; border-color: var(--blue); }
textarea { resize: vertical; }

/* ===== Beneficios ===== */
.benefits { padding: 56px 0 24px; }
.benefits__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.benefit { display: flex; gap: 14px; }
.benefit h3 { font-size: 18px; margin-bottom: 4px; }
.benefit p { margin: 0; color: var(--gray-500); font-size: 15px; }
.benefit__icon { flex-shrink: 0; width: 52px; height: 52px; border-radius: 12px; background: var(--blue-soft); display: grid; place-items: center; }
.benefit__icon svg { width: 26px; height: 26px; fill: none; stroke: var(--blue); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* ===== Secciones ===== */
.section { padding: 96px 0; }
.section--alt { background: var(--gray-100); }
.section--dark { background: var(--black); color: var(--white); }
.section__head { max-width: 680px; margin-bottom: 44px; }
.section__head > p:last-child, .section__head > div > p:last-child { color: var(--gray-500); font-size: 18px; }
.section--dark .section__head > p:last-child { color: #b9bdc6; }
.section__head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section__head--center .eyebrow { justify-content: center; }
.section__head--split { max-width: none; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 24px; }
.section__head--split > div:first-child { max-width: 620px; }

/* ===== Catálogo ===== */
.catalog-tools { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filter { min-height: 44px; padding: 0 18px; border-radius: 999px; border: 1px solid var(--gray-300); background: var(--white); font: 600 15px var(--font); color: var(--gray-700); cursor: pointer; }
.filter:hover { border-color: var(--blue); color: var(--blue); }
.filter.is-active { background: var(--blue); border-color: var(--blue); color: var(--white); }
.search { display: flex; align-items: center; gap: 8px; border: 1px solid var(--gray-300); border-radius: 999px; padding: 0 16px; min-height: 44px; width: 240px; background: var(--white); }
.search:focus-within { border-color: var(--blue); }
.search svg { width: 18px; height: 18px; fill: none; stroke: var(--gray-500); stroke-width: 2; flex-shrink: 0; }
.search input { border: 0; outline: 0; min-height: 0; padding: 0; background: transparent; }

.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; transition: box-shadow .25s, transform .25s, border-color .25s; }
.card:hover { box-shadow: var(--shadow); transform: translateY(-4px); border-color: transparent; }
.card[hidden] { display: none; }
.card__img { position: relative; overflow: hidden; }
.card__img img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .4s; }
.card:hover .card__img img { transform: scale(1.05); }
.card__badge { position: absolute; top: 12px; left: 12px; background: var(--black); color: var(--white); font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 4px 10px; border-radius: 6px; }
.card__body { padding: 20px; display: flex; flex-direction: column; flex: 1; }
.card__body > p { color: var(--gray-500); font-size: 15px; }
.card__list { list-style: none; padding: 0; margin: 0 0 18px; display: grid; gap: 6px; font-size: 14px; color: var(--gray-700); flex: 1; }
.card__list li { display: flex; gap: 8px; }
.card__list li::before { content: ""; width: 6px; height: 6px; margin-top: 8px; background: var(--blue); transform: rotate(45deg); flex-shrink: 0; }
.card__body .btn { align-self: flex-start; }
.card--cta { background: linear-gradient(150deg, var(--blue), var(--blue-deep)); border: 0; color: var(--white); }
.card__cta { padding: 32px 24px; display: flex; flex-direction: column; justify-content: flex-end; height: 100%; min-height: 320px; background: url("img/favicon.svg") right -40px top -40px / 180px no-repeat; }
.card__cta h3 { font-size: 26px; }
.card__cta p { color: #d6defa; }
.card__cta .btn { align-self: flex-start; }
.tag { align-self: flex-start; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--blue); background: var(--blue-soft); padding: 3px 10px; border-radius: 999px; margin-bottom: 10px; }
.tag--dark { color: var(--white); background: var(--black); }
.empty { text-align: center; color: var(--gray-500); padding: 32px 0; }

/* ===== Sistema de enfriamiento ===== */
.cooling { display: grid; grid-template-columns: 1.15fr 1fr; gap: 56px; align-items: center; }
.cooling__art { background: var(--white); border-radius: 18px; padding: 12px; box-shadow: var(--shadow); }
.cooling__text > p { color: var(--gray-700); }
.legend { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; }
.legend li { display: flex; gap: 14px; align-items: flex-start; font-size: 16px; color: var(--gray-700); }
.legend b { flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%; background: var(--black); color: var(--white); display: grid; place-items: center; font-size: 14px; }
.legend strong { color: var(--black); }

/* ===== Marcas ===== */
.brands { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.brand { position: relative; background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 34px 24px 26px; text-align: center; transition: box-shadow .25s, transform .25s; }
.brand:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.brand__name { display: flex; align-items: center; justify-content: center; min-height: 72px; margin-bottom: 14px; border-bottom: 1px solid var(--gray-200); font-size: 24px; font-weight: 900; letter-spacing: .12em; color: var(--black); }
.brand p { margin: 0; font-size: 15px; color: var(--gray-500); }
.brand--star { border: 2px solid var(--blue); background: linear-gradient(180deg, var(--blue-soft), var(--white) 60%); }
.brand--star .brand__name { color: var(--blue); font-size: 30px; }
.brand__badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--blue); color: var(--white); font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; padding: 4px 14px; border-radius: 999px; white-space: nowrap; }

/* ===== Para quién ===== */
.audience { position: relative; overflow: hidden; }
.audience::after { content: ""; position: absolute; right: -120px; top: -60px; width: 460px; height: 460px; background: var(--blue); opacity: .25; clip-path: polygon(50% 0, 100% 100%, 0 100%); }
.audience .container { position: relative; z-index: 1; }
.audience__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.audience__card { background: #1f2024; border: 1px solid #2c2e33; border-radius: 16px; padding: 32px; }
.audience__card h3 { font-size: 26px; }
.audience__card ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; color: #c4c7cf; }
.audience__card li { display: flex; gap: 10px; }
.audience__card li::before { content: ""; width: 18px; height: 18px; flex-shrink: 0; margin-top: 4px; border-radius: 50%; background: var(--blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='m6 12 4 4 8-8'/%3E%3C/svg%3E") center/11px no-repeat; }
.audience__icon { width: 56px; height: 56px; border-radius: 14px; background: var(--blue); display: grid; place-items: center; margin-bottom: 20px; }
.audience__icon svg { width: 28px; height: 28px; fill: none; stroke: var(--white); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* ===== Pasos ===== */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; top: 34px; left: 12%; right: 12%; height: 2px; background: repeating-linear-gradient(90deg, var(--gray-300) 0 8px, transparent 8px 16px); }
.steps li { position: relative; text-align: center; padding: 0 8px; }
.steps__n { position: relative; display: inline-grid; place-items: center; width: 68px; height: 68px; border-radius: 50%; background: var(--white); border: 2px solid var(--blue); color: var(--blue); font-weight: 900; font-size: 22px; margin-bottom: 18px; }
.steps li:last-child .steps__n { background: var(--blue); color: var(--white); }
.steps p { color: var(--gray-500); font-size: 15px; }

/* ===== Nosotros ===== */
.about { display: grid; grid-template-columns: 1fr 1.05fr; gap: 64px; align-items: center; }
.about__media { position: relative; }
.about__media img { border-radius: 18px; box-shadow: var(--shadow); }
.about__stat { position: absolute; right: -16px; bottom: -24px; background: var(--blue); color: var(--white); border-radius: 14px; padding: 18px 24px; box-shadow: var(--shadow-lg); }
.about__stat strong { display: block; font-size: 36px; font-weight: 900; line-height: 1; }
.about__stat span { font-size: 14px; color: #d6defa; }
.about__text > p { color: var(--gray-700); }
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 24px; }
.value { background: var(--white); border-radius: 10px; padding: 16px; border-left: 0; border-top: 3px solid var(--blue); }
.value strong { display: block; font-size: 18px; }
.value span { font-size: 14px; color: var(--gray-500); }

/* ===== Envíos ===== */
.shipping { background: var(--black); color: var(--white); overflow: hidden; }
.shipping__inner { display: grid; grid-template-columns: 1fr 1.1fr; align-items: center; gap: 40px; }
.shipping__text { padding: 64px 0; }
.shipping__text p { color: #c4c7cf; font-size: 18px; }
.shipping img { width: 100%; }

/* ===== Consejos ===== */
.tips { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.tip { display: grid; grid-template-columns: 180px 1fr; gap: 22px; align-items: center; background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 16px; }
.tip img { border-radius: 10px; aspect-ratio: 4 / 3; object-fit: cover; }
.tip h3 { margin-bottom: 8px; }
.tip ul { margin: 0; padding-left: 18px; color: var(--gray-700); font-size: 15px; display: grid; gap: 4px; }
.tip li::marker { color: var(--blue); }

/* ===== FAQ ===== */
.faq { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; align-items: start; }
.faq__head > p { color: var(--gray-500); font-size: 18px; }
.faq__list { display: grid; gap: 12px; }
.faq details { background: var(--white); border-radius: 10px; border: 1px solid var(--gray-200); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 56px 20px 22px; font-weight: 700; font-size: 18px; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%); width: 28px; height: 28px; border-radius: 50%; background: var(--blue-soft); color: var(--blue); display: grid; place-items: center; font-size: 20px; transition: transform .2s; }
.faq details[open] summary::after { content: "−"; background: var(--blue); color: var(--white); }
.faq details p { padding: 0 22px 20px; margin: 0; color: var(--gray-700); }

/* ===== Contacto ===== */
.contact { display: grid; grid-template-columns: 1fr 1.15fr; gap: 64px; align-items: start; }
.contact__info > p { color: #c4c7cf; font-size: 18px; }
.contact__list { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 22px; }
.contact__list li { display: flex; gap: 16px; align-items: center; }
.contact__icon { width: 50px; height: 50px; border-radius: 12px; background: var(--blue); display: grid; place-items: center; flex-shrink: 0; }
.contact__icon svg { width: 24px; height: 24px; fill: none; stroke: var(--white); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.contact__list span { display: block; font-size: 13px; text-transform: uppercase; letter-spacing: .14em; color: #9da1aa; }
.contact__list a, .contact__list strong { color: var(--white); font-size: 19px; font-weight: 600; text-decoration: none; word-break: break-word; }
.contact__list a:hover { color: #9db4ff; }
.form { background: var(--white); color: var(--black); border-radius: 16px; padding: 34px; display: grid; gap: 16px; border-top: 5px solid var(--blue); }
.form h3 { font-size: 24px; margin: 0; }
.form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form__row { display: grid; gap: 6px; }
.form label { font-weight: 600; font-size: 15px; }
.form__error { color: #b3261e; font-size: 15px; margin: 0; }
.form__note { margin: 0; font-size: 14px; color: var(--gray-500); text-align: center; }

/* ===== Footer ===== */
.footer { background: #0b0b0b; color: #9da1aa; padding: 64px 0 0; font-size: 15px; }
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; }
.footer__logo { background: var(--white); border-radius: 10px; padding: 10px 14px; display: inline-block; margin-bottom: 16px; }
.footer__logo img { height: 48px; width: auto; }
.footer h4 { color: var(--white); font-size: 16px; text-transform: uppercase; letter-spacing: .12em; margin-bottom: 16px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer a { color: #c4c7cf; text-decoration: none; word-break: break-word; }
.footer a:hover { color: var(--white); }
.footer__bottom { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; border-top: 1px solid #222; padding-top: 22px; padding-bottom: 22px; }
.footer__bottom p { margin: 0; }

/* ===== WhatsApp flotante ===== */
.wa-float { position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 60px; height: 60px; border-radius: 50%; background: var(--blue); display: grid; place-items: center; box-shadow: 0 8px 24px rgba(1, 36, 115, .4); transition: transform .2s; }
.wa-float::before { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 2px solid var(--blue); animation: pulse 2.4s infinite; }
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 28px; height: 28px; fill: none; stroke: var(--white); stroke-width: 1.8; stroke-linejoin: round; }
@keyframes pulse { 0% { transform: scale(1); opacity: .8; } 100% { transform: scale(1.6); opacity: 0; } }

/* ===== Animación de entrada ===== */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .float-card, .wa-float::before { animation: none; }
}

/* ===== Responsive ===== */
@media (max-width: 1080px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
  .nav { gap: 18px; }
  .nav a:not(.btn) { font-size: 15px; }
  .finder__fields { grid-template-columns: repeat(2, 1fr); }
  .finder__fields .btn { grid-column: 1 / -1; }
}
@media (max-width: 960px) {
  .nav-toggle { display: flex; }
  .nav { position: absolute; top: 76px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--white); border-bottom: 1px solid var(--gray-200); padding: 8px 20px 20px; display: none; box-shadow: 0 12px 24px rgba(0,0,0,.08); }
  .nav.is-open { display: flex; }
  .nav a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--gray-100); }
  .nav a:not(.btn)::after { display: none; }
  .nav .btn { margin-top: 14px; }
  .hero__inner, .cooling, .about, .contact, .faq, .shipping__inner { grid-template-columns: 1fr; }
  .hero { padding: 64px 0 130px; }
  .hero__art { height: 380px; max-width: 560px; }
  .benefits__grid { grid-template-columns: repeat(2, 1fr); }
  .brands { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 30px; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 36px; }
  .steps::before { display: none; }
  .tips { grid-template-columns: 1fr; }
  .audience__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .shipping__text { padding: 56px 0 0; }
  .shipping img { max-width: 560px; }
  .about__stat { right: 12px; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .topbar__hide-sm { display: none !important; }
  .topbar__inner { justify-content: space-between; gap: 12px; }
  .header__inner { height: 68px; }
  .header__logo img { height: 42px; }
  .nav { top: 68px; }
  .hero__art { height: 300px; }
  .float-card figcaption { font-size: 13px; padding: 6px 10px 8px; }
  .section { padding: 72px 0; }
  .finder { padding: 22px 18px; }
  .finder__fields { grid-template-columns: 1fr; }
  .benefits__grid, .grid, .brands, .steps, .footer__grid { grid-template-columns: 1fr; }
  .search { width: 100%; }
  .catalog-tools { width: 100%; }
  .tip { grid-template-columns: 1fr; }
  .values { grid-template-columns: 1fr; }
  .form { padding: 22px; }
  .form__grid { grid-template-columns: 1fr; }
  .brand__name { font-size: 20px; }
  .brand--star .brand__name { font-size: 26px; }
}