/* ============================================================
   DISAL Group — Editorial Design System
   No decoration without purpose. Restraint over embellishment.
   ============================================================ */

:root {
  --clr-black: #111;
  --clr-dark: #1a1a1a;
  --clr-gray-900: #222;
  --clr-gray-700: #555;
  --clr-gray-500: #888;
  --clr-gray-300: #ccc;
  --clr-gray-200: #e5e5e5;
  --clr-gray-100: #f5f5f3;
  --clr-white: #fff;
  --clr-green: #1a5c32;
  --clr-green-light: #2a7a48;
  --clr-green-bg: #f0f5f1;
  --clr-navy: #172554;
  --clr-navy-bg: #f0f2f8;
  --clr-plum: #5b21b6;
  --clr-plum-bg: #f5f0ff;
  --clr-coral: #c2410c;

  --font-display: 'Sora', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-accent: 'Instrument Serif', serif;

  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* ==================== RESET ==================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--clr-dark);
  background: var(--clr-white);
  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; }
button { font-family: inherit; cursor: pointer; }

/* ==================== TYPOGRAPHY ==================== */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--clr-black);
  letter-spacing: -0.025em;
}
h1 { font-size: clamp(2rem, 4.5vw, 3.5rem); font-weight: 800; letter-spacing: -0.035em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); }
h4 { font-size: 1rem; font-weight: 600; }

.section-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--clr-green);
  margin-bottom: 12px;
}
.section-label::before { display: none; }

.section-subtitle {
  font-size: 1.05rem;
  color: var(--clr-gray-700);
  max-width: 560px;
  line-height: 1.7;
}

.accent-text { font-family: var(--font-accent); font-style: italic; }
.display-number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3.5rem);
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--clr-green);
}
.gold-line { display: none; }
.gold-line--center { display: none; }

/* ==================== LAYOUT ==================== */
.container { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section--alt { background: var(--clr-gray-100); }
.section--dark { background: var(--clr-dark); color: rgba(255,255,255,0.85); }
.section--dark h2, .section--dark h3, .section--dark h4 { color: var(--clr-white); }
.section--dark .section-label { color: var(--clr-gray-500); }
.section--dark .section-subtitle { color: rgba(255,255,255,0.5); }
.section--cut { clip-path: none; }

/* ==================== HEADER ==================== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-gray-200);
  transition: box-shadow 0.3s;
}
.header.scrolled { box-shadow: 0 1px 8px rgba(0,0,0,0.06); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.header__logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 800; font-size: 1.1rem;
  color: var(--clr-green); letter-spacing: -0.02em;
}
.header__logo svg { width: 28px; height: 28px; }
.header__nav { display: flex; align-items: center; gap: 28px; }
.header__nav a {
  font-size: 0.8125rem; font-weight: 600; color: var(--clr-gray-700);
  transition: color 0.2s; letter-spacing: 0.01em;
}
.header__nav a::after { display: none; }
.header__nav a:hover { color: var(--clr-black); }
.header__nav a.active { color: var(--clr-black); }
.header__phone {
  font-family: var(--font-display); font-weight: 700; font-size: 0.8125rem;
  color: var(--clr-black); display: flex; align-items: center; gap: 6px;
}
.header__phone svg { width: 14px; height: 14px; }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 4px; }
.hamburger span { display: block; width: 20px; height: 1.5px; background: var(--clr-black); transition: all 0.3s; }

/* ==================== ANCHOR NAV ==================== */
.anchor-nav {
  position: fixed; top: 64px; left: 0; right: 0; z-index: 999;
  background: var(--clr-white); border-bottom: 1px solid var(--clr-gray-200);
  transform: translateY(-100%); opacity: 0;
  transition: all 0.3s var(--ease); pointer-events: none;
}
.anchor-nav.visible { transform: translateY(0); opacity: 1; pointer-events: auto; }
.anchor-nav__inner {
  display: flex; gap: 0; overflow-x: auto; scrollbar-width: none; padding: 0;
}
.anchor-nav__inner::-webkit-scrollbar { display: none; }
.anchor-nav__link {
  font-family: var(--font-display); font-size: 0.7rem; font-weight: 600;
  padding: 12px 16px; white-space: nowrap; color: var(--clr-gray-500);
  border-bottom: 2px solid transparent; transition: all 0.2s;
  letter-spacing: 0.02em;
}
.anchor-nav__link:hover { color: var(--clr-black); }
.anchor-nav__link.active { color: var(--clr-black); border-bottom-color: var(--clr-black); }

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; font-family: var(--font-display); font-weight: 600;
  font-size: 0.8125rem; letter-spacing: 0.01em; cursor: pointer;
  transition: all 0.2s var(--ease); border: 1.5px solid transparent;
  text-align: center; line-height: 1.2; border-radius: 4px;
}
.btn::before { display: none; }
.btn--primary { background: var(--clr-black); color: var(--clr-white); border-color: var(--clr-black); }
.btn--primary:hover { background: var(--clr-gray-700); border-color: var(--clr-gray-700); }
.btn--accent { background: var(--clr-green); color: var(--clr-white); border-color: var(--clr-green); }
.btn--accent:hover { background: var(--clr-green-light); border-color: var(--clr-green-light); }
.btn--secondary { background: transparent; color: var(--clr-black); border-color: var(--clr-gray-300); }
.btn--secondary:hover { border-color: var(--clr-black); }
.btn--white { background: var(--clr-white); color: var(--clr-black); border-color: var(--clr-white); }
.btn--white:hover { background: var(--clr-gray-100); }
.btn--ghost { background: transparent; color: rgba(255,255,255,0.9); border-color: rgba(255,255,255,0.3); }
.btn--ghost:hover { border-color: rgba(255,255,255,0.7); }
.btn--dark { background: var(--clr-black); color: var(--clr-white); border-color: var(--clr-black); }
.btn--sm { padding: 8px 16px; font-size: 0.75rem; }
.btn--lg { padding: 14px 28px; font-size: 0.875rem; }
.btn--full { width: 100%; }

/* ==================== FORMS ==================== */
.form { display: flex; flex-direction: column; gap: 12px; }
.form__group { display: flex; flex-direction: column; gap: 4px; }
.form__label { font-size: 0.75rem; font-weight: 600; color: var(--clr-gray-500); letter-spacing: 0.04em; text-transform: uppercase; }
.form__input, .form__select, .form__textarea {
  padding: 11px 14px; border: 1.5px solid var(--clr-gray-200); border-radius: 4px;
  font-size: 0.9rem; font-family: var(--font-body); background: var(--clr-white);
  color: var(--clr-dark); transition: border-color 0.2s;
}
.form__input:focus, .form__select:focus, .form__textarea:focus {
  outline: none; border-color: var(--clr-black);
}
.form__textarea { resize: vertical; min-height: 80px; }
.form--inline { flex-direction: row; flex-wrap: wrap; gap: 10px; }
.form--inline .form__group { flex: 1; min-width: 160px; }

.hero-form {
  background: var(--clr-white); border: 1px solid var(--clr-gray-200);
  border-radius: 4px; padding: 28px;
}
.hero-form__title {
  font-family: var(--font-display); font-size: 1rem; font-weight: 700;
  margin-bottom: 16px; color: var(--clr-black);
}
.hero-form__micro { font-size: 0.7rem; color: var(--clr-gray-500); text-align: center; margin-top: 12px; }

/* ==================== CARDS ==================== */
.card {
  background: var(--clr-white); border: 1px solid var(--clr-gray-200);
  border-radius: 2px; padding: 28px; transition: border-color 0.2s;
}
.card::before { display: none; }
.card:hover { border-color: var(--clr-gray-300); }
.card--clickable { cursor: pointer; }
.card--clickable:hover { border-color: var(--clr-black); }

.card__icon {
  width: 40px; height: 40px; border-radius: 2px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px; font-size: 1.25rem;
}
.card__icon--green { background: var(--clr-green-bg); color: var(--clr-green); }
.card__icon--gold { background: var(--clr-green-bg); color: var(--clr-green); }
.card__icon--blue { background: var(--clr-navy-bg); color: var(--clr-navy); }
.card__icon--purple { background: var(--clr-plum-bg); color: var(--clr-plum); }

.card__title { font-size: 0.95rem; font-weight: 700; margin-bottom: 6px; }
.card__text { font-size: 0.85rem; color: var(--clr-gray-700); line-height: 1.55; }

/* Card with image */
.card--image { padding: 0; overflow: hidden; }
.card--image .card__img { width: 100%; height: 180px; object-fit: cover; }
.card--image .card__body { padding: 20px 24px 24px; }

/* Card with photo background */
.card--photo-bg {
  padding: 0; overflow: hidden; position: relative; min-height: 240px;
  display: flex; flex-direction: column; justify-content: flex-end;
  color: var(--clr-white); border: none;
}
.card--photo-bg .card__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.card--photo-bg .card__overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.7), rgba(0,0,0,0.1) 60%); }
.card--photo-bg .card__body { position: relative; z-index: 1; padding: 24px; }
.card--photo-bg .card__title { color: var(--clr-white); }
.card--photo-bg .card__text { color: rgba(255,255,255,0.75); }
.card--photo-bg:hover { border: none; }
.card--photo-bg::before { display: none; }

/* Grids */
.grid { display: grid; gap: 16px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* ==================== BADGES ==================== */
.badge {
  display: inline-block; font-family: var(--font-display);
  font-size: 0.65rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; padding: 0; border-radius: 0;
  color: var(--clr-gray-500); background: none; border: none;
}
.badge--green { color: var(--clr-green); }
.badge--gold { color: var(--clr-green); }
.badge--dark { color: var(--clr-gray-700); }
.badge--white { color: rgba(255,255,255,0.7); }
.badge--outline { color: var(--clr-gray-500); }

/* ==================== TRUST BAR ==================== */
.trust-bar { display: flex; flex-wrap: wrap; gap: 24px; justify-content: center; }
.trust-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 600; color: var(--clr-gray-700);
}
.trust-item svg { width: 16px; height: 16px; color: var(--clr-green); }

/* ==================== HERO ==================== */
.hero {
  position: relative; min-height: min(100vh, 720px);
  display: flex; align-items: center;
  padding: 100px 0 60px; overflow: hidden;
}
.hero--main {
  background: linear-gradient(170deg, rgba(0,0,0,0.85), rgba(0,0,0,0.6)),
    url('../images/hero-main.jpg') center/cover no-repeat;
  color: var(--clr-white);
}
.hero--main h1, .hero--main h2 { color: var(--clr-white); }
.hero--main::before { display: none; }

.hero--greenlab {
  background: linear-gradient(170deg, rgba(0,0,0,0.82), rgba(26,92,50,0.5)),
    url('../images/hero-greenlab.jpg') center/cover no-repeat;
  color: var(--clr-white);
}
.hero--greenlab h1, .hero--greenlab h2 { color: var(--clr-white); }
.hero--greenlab::before { display: none; }

.hero--italmas {
  background: linear-gradient(170deg, rgba(0,0,0,0.85), rgba(23,37,84,0.5)),
    url('../images/hero-italmas.jpg') center/cover no-repeat;
  color: var(--clr-white);
}
.hero--italmas h1, .hero--italmas h2 { color: var(--clr-white); }
.hero--italmas::before { display: none; }

.hero__content { display: grid; grid-template-columns: 1fr 380px; gap: 60px; align-items: center; }
.hero__text { max-width: 580px; }
.hero__subtitle { font-size: 1rem; line-height: 1.7; opacity: 0.7; margin: 16px 0 24px; }
.hero__badges { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 24px; }
.hero__stats {
  display: flex; flex-wrap: wrap; gap: 32px; margin: 28px 0;
  padding: 20px 0; border-top: 1px solid rgba(255,255,255,0.15);
}
.hero__stat-number {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 800;
  letter-spacing: -0.03em; color: var(--clr-white); line-height: 1.2;
}
.hero__stat-label { font-size: 0.75rem; opacity: 0.5; margin-top: 2px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 10px; }
.hero__micro { display: none; }

/* Decorative elements — hidden (no decoration without purpose) */
.hero__decor { display: none; }
.noise::after { display: none; }

/* ==================== FEATURES ==================== */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 12px; }
.feature { display: flex; gap: 14px; align-items: flex-start; padding: 16px; border-radius: 2px; }
.feature:hover { background: var(--clr-gray-100); }
.feature__icon {
  width: 36px; height: 36px; border-radius: 2px;
  background: var(--clr-green-bg); color: var(--clr-green);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 1rem;
}
.section--dark .feature__icon { background: rgba(255,255,255,0.08); color: var(--clr-white); }
.section--dark .feature:hover { background: rgba(255,255,255,0.03); }
.feature__text h4 { font-size: 0.875rem; margin-bottom: 2px; }
.feature__text p { font-size: 0.8rem; color: var(--clr-gray-500); }
.section--dark .feature__text p { color: rgba(255,255,255,0.4); }

/* ==================== CATALOG TILES ==================== */
.catalog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.catalog-tile {
  background: var(--clr-white); border: 1px solid var(--clr-gray-200);
  border-radius: 2px; padding: 20px 16px; text-align: center;
  cursor: pointer; transition: border-color 0.2s;
}
.catalog-tile::after { display: none; }
.catalog-tile:hover { border-color: var(--clr-black); }
.catalog-tile__icon { font-size: 1.5rem; margin-bottom: 8px; }
.catalog-tile__name { font-family: var(--font-display); font-weight: 600; font-size: 0.8rem; }

/* ==================== CTA SECTION ==================== */
.cta-section {
  background: var(--clr-dark); color: var(--clr-white);
  text-align: center; padding: 80px 0;
}
.cta-section::before { display: none; }
.cta-section h2 { color: var(--clr-white); margin-bottom: 12px; }
.cta-section p { opacity: 0.6; max-width: 500px; margin: 0 auto 32px; font-size: 0.95rem; }
.cta-form {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 4px; padding: 32px; max-width: 480px; margin: 0 auto;
}
.cta-form .form__input, .cta-form .form__select, .cta-form .form__textarea {
  background: rgba(255,255,255,0.9); border-color: rgba(255,255,255,0.15);
}
.cta-actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 20px; }

/* ==================== BRAND SPLIT ==================== */
.brand-split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.brand-card {
  border-radius: 2px; padding: 36px; color: var(--clr-white);
  display: flex; flex-direction: column; transition: opacity 0.2s;
}
.brand-card::after { display: none; }
.brand-card:hover { opacity: 0.95; }
.brand-card h3 { color: var(--clr-white); margin-bottom: 10px; font-size: 1.5rem; }
.brand-card p { opacity: 0.75; line-height: 1.6; font-size: 0.9rem; }
.brand-card--greenlab { background: var(--clr-green); }
.brand-card--italmas { background: var(--clr-navy); }
.brand-card__badges { display: flex; flex-wrap: wrap; gap: 16px; margin: 16px 0 24px; }
.brand-card__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: auto; padding-top: 20px; }

/* ==================== DIRECTION SPLIT ==================== */
.direction-split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.direction-card {
  border-radius: 2px; padding: 40px 32px; text-align: center;
  cursor: pointer; transition: border-color 0.2s; border: 1.5px solid var(--clr-gray-200);
}
.direction-card:hover { border-color: var(--clr-black); }
.direction-card--pro { background: var(--clr-navy-bg); }
.direction-card--home { background: var(--clr-plum-bg); }
.direction-card__icon { font-size: 2.5rem; margin-bottom: 16px; }
.direction-card__title { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; margin-bottom: 8px; }
.direction-card__text { font-size: 0.85rem; color: var(--clr-gray-700); margin-bottom: 20px; }

/* ==================== TWO COL ==================== */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.two-col--reverse { direction: rtl; }
.two-col--reverse > * { direction: ltr; }

/* ==================== FOOTER ==================== */
.footer {
  background: var(--clr-dark); color: rgba(255,255,255,0.7); padding: 56px 0 0;
}
.footer::before { display: none; }
.footer h4 {
  color: var(--clr-white); font-size: 0.7rem; text-transform: uppercase;
  letter-spacing: 0.12em; margin-bottom: 20px;
}
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 0.8fr 1.2fr; gap: 40px; }
.footer__about p { font-size: 0.85rem; line-height: 1.7; opacity: 0.5; margin-bottom: 12px; }
.footer__links { list-style: none; }
.footer__links li { margin-bottom: 8px; }
.footer__links a { font-size: 0.8rem; opacity: 0.5; transition: opacity 0.2s; }
.footer__links a:hover { opacity: 1; }
.footer__contact-item { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; font-size: 0.8rem; }
.footer__contact-item svg { width: 14px; height: 14px; opacity: 0.4; }
.footer__trust {
  display: flex; flex-wrap: wrap; gap: 28px; justify-content: center;
  padding: 28px 0; margin-top: 48px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer__trust-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.75rem; font-weight: 600; opacity: 0.6;
}
.footer__trust-item svg { width: 14px; height: 14px; }
.footer__seo { padding: 20px 0; text-align: center; font-size: 0.7rem; opacity: 0.3; line-height: 1.8; max-width: 700px; margin: 0 auto; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.06); padding: 16px 0;
  display: flex; justify-content: space-between; font-size: 0.7rem; opacity: 0.3;
}

/* ==================== FLOATING BUTTONS ==================== */
.floating-buttons { position: fixed; bottom: 24px; right: 24px; z-index: 999; display: flex; flex-direction: column; gap: 10px; }
.floating-btn {
  width: 48px; height: 48px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-white); border: none; transition: transform 0.2s;
}
.floating-btn::after { display: none; }
.floating-btn:hover { transform: scale(1.08); }
.floating-btn--whatsapp { background: #25D366; }
.floating-btn--callback { background: var(--clr-black); }

/* ==================== MODAL ==================== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px); z-index: 1001;
  display: none; align-items: center; justify-content: center; padding: 20px;
}
.modal-overlay.active { display: flex; }
.modal {
  background: var(--clr-white); border-radius: 4px; padding: 32px;
  max-width: 380px; width: 100%; position: relative;
}
.modal__close {
  position: absolute; top: 12px; right: 12px; width: 28px; height: 28px;
  border: none; background: var(--clr-gray-100); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: var(--clr-gray-500); transition: background 0.2s;
}
.modal__close:hover { background: var(--clr-gray-200); }
.modal h3 { margin-bottom: 16px; }

/* ==================== ANIMATIONS — minimal, purposeful ==================== */
.animate-on-scroll { opacity: 0; transform: translateY(20px); transition: opacity 0.5s var(--ease), transform 0.5s var(--ease); }
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }
.stagger-children > * { opacity: 0; transform: translateY(16px); transition: opacity 0.4s var(--ease), transform 0.4s var(--ease); }
.stagger-children.visible > *:nth-child(1) { transition-delay: 0s; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.05s; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.1s; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.15s; }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.2s; }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.25s; }
.stagger-children.visible > *:nth-child(7) { transition-delay: 0.3s; }
.stagger-children.visible > *:nth-child(8) { transition-delay: 0.35s; }
.stagger-children.visible > *:nth-child(9) { transition-delay: 0.4s; }
.stagger-children.visible > *:nth-child(10) { transition-delay: 0.45s; }
.stagger-children.visible > *:nth-child(11) { transition-delay: 0.5s; }
.stagger-children.visible > *:nth-child(12) { transition-delay: 0.55s; }
.stagger-children.visible > * { opacity: 1; transform: translateY(0); }
.slide-in-left { opacity: 0; transform: translateX(-30px); transition: opacity 0.5s var(--ease), transform 0.5s var(--ease); }
.slide-in-left.visible { opacity: 1; transform: translateX(0); }
.slide-in-right { opacity: 0; transform: translateX(30px); transition: opacity 0.5s var(--ease), transform 0.5s var(--ease); }
.slide-in-right.visible { opacity: 1; transform: translateX(0); }
.scale-in { opacity: 0; transform: scale(0.96); transition: opacity 0.4s var(--ease), transform 0.4s var(--ease); }
.scale-in.visible { opacity: 1; transform: scale(1); }

/* ==================== HELPERS ==================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.mb-64 { margin-bottom: 64px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-20 { gap: 20px; }

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
  .hero__content { grid-template-columns: 1fr; gap: 40px; }
  .hero-form { max-width: 440px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; gap: 40px; }
  .two-col--reverse { direction: ltr; }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .header__nav {
    display: none; position: absolute; top: 64px; left: 0; right: 0;
    background: var(--clr-white); flex-direction: column; padding: 20px; gap: 14px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08); border-top: 1px solid var(--clr-gray-200);
  }
  .header__nav.active { display: flex; }
  .hamburger { display: flex; }
  .hero { min-height: auto; padding: 100px 0 48px; }
  .hero__content { grid-template-columns: 1fr; gap: 28px; }
  .hero__actions { flex-direction: column; }
  .brand-split, .direction-split { grid-template-columns: 1fr; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr; gap: 24px; }
  .footer__bottom { flex-direction: column; gap: 6px; text-align: center; }
  .cta-form { padding: 24px; }
  .form--inline { flex-direction: column; }
  .floating-buttons { bottom: 16px; right: 16px; }
  .anchor-nav { top: 64px; }
  .anchor-nav__link { font-size: 0.65rem; padding: 10px 12px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero { padding: 88px 0 40px; }
  .hero-form { padding: 20px; }
  .card { padding: 20px; }
  .catalog-grid { grid-template-columns: 1fr; }
  .brand-card { padding: 28px; }
}