/* ============================================
   CATÁLOGO — OzTech
   ============================================ */

:root {
  --color-bg: #0a0e1a;
  --color-surface: #111826;
  --color-surface-2: #0d1220;
  --color-border: rgba(63, 169, 245, 0.16);
  --color-border-strong: rgba(63, 169, 245, 0.45);
  --color-text: #e2eaf5;
  --color-text-muted: #7a90b0;
  --color-text-faint: #55688a;
  --color-accent: #3fa9f5;
  --color-accent-soft: rgba(63, 169, 245, 0.12);

  --font-heading: 'Orbitron', sans-serif;
  --font-body: 'Exo 2', sans-serif;

  --container-w: 1220px;
  --radius: 14px;
  --transition: 0.25s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { max-width: var(--container-w); margin-inline: auto; padding-inline: 24px; }

[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

/* ===== TOPBAR ===== */
.topbar { border-bottom: 1px solid var(--color-border); padding: 22px 0; background: rgba(10,14,26,0.88); backdrop-filter: blur(14px); }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.topbar__left { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.brand { font-family: var(--font-heading); font-weight: 700; font-size: 1.05rem; letter-spacing: 0.04em; color: var(--color-accent); }
.brand span { color: var(--color-text-faint); font-weight: 500; }
.back-link { font-size: 0.82rem; color: var(--color-text-muted); text-decoration: none; transition: color var(--transition); }
.back-link:hover { color: var(--color-accent); }
.niche-tag {
  font-size: 0.78rem; font-weight: 600; color: var(--color-accent);
  background: var(--color-accent-soft); border: 1px solid var(--color-border); padding: 7px 16px; border-radius: 999px;
  letter-spacing: 0.02em;
}

/* ===== INTRO ===== */
.intro { padding: 76px 0 56px; }
.eyebrow {
  color: var(--color-accent); font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase; margin-bottom: 16px;
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ''; width: 22px; height: 1px; background: var(--color-accent); display: inline-block; }
.intro h1 {
  font-family: var(--font-heading); font-weight: 700; color: #fff;
  font-size: clamp(1.8rem, 3.6vw, 2.7rem); line-height: 1.2; max-width: 780px; margin-bottom: 20px;
}
.intro__text { color: var(--color-text-muted); font-size: 1.05rem; max-width: 640px; }

/* ===== CATALOG GRID ===== */
.catalog { padding-bottom: 90px; }
.catalog__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px;
}

.model-card {
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.model-card:hover { transform: translateY(-4px); border-color: var(--color-border-strong); box-shadow: 0 12px 40px rgba(63,169,245,0.13); }

.model-card__preview {
  position: relative; display: block; aspect-ratio: 4 / 3; overflow: hidden;
}
.model-card__badge {
  position: absolute; top: 14px; right: 14px; z-index: 2;
  background: rgba(11, 12, 15, 0.7); backdrop-filter: blur(6px);
  color: #fff; font-size: 0.72rem; font-weight: 600; padding: 7px 12px; border-radius: 999px;
  opacity: 0; transform: translateY(-4px); transition: all var(--transition);
}
.model-card__preview:hover .model-card__badge { opacity: 1; transform: translateY(0); }

.preview-mock { position: absolute; inset: 0; padding: 22px; display: flex; flex-direction: column; justify-content: center; gap: 10px; }

/* Model 1 — Premium Escuro */
.model-card__preview--01 { background: radial-gradient(ellipse at top right, #241d0f, #0a0a0a 60%); }
.model-card__preview--01 .preview-mock__bar { width: 34px; height: 3px; background: #c9a24b; margin-bottom: 6px; }
.model-card__preview--01 .preview-mock__title { color: #f4f2ec; font-family: 'Georgia', serif; font-weight: 700; font-size: 1.1rem; line-height: 1.15; }
.model-card__preview--01 .preview-mock__line { width: 70%; height: 6px; background: rgba(255,255,255,0.14); border-radius: 3px; }
.model-card__preview--01 .preview-mock__line--sm { width: 45%; }
.model-card__preview--01 .preview-mock__btn { width: 84px; height: 22px; background: #c9a24b; border-radius: 5px; margin-top: 4px; }

/* Model 2 — Boutique Clara */
.model-card__preview--02 { background: linear-gradient(160deg, #faf6f0, #f2e9dd); }
.model-card__preview--02 .preview-mock__blob {
  position: absolute; right: -30px; top: -20px; width: 140px; height: 170px;
  background: linear-gradient(160deg, #cf8367, #b5654a);
  border-radius: 40% 60% 55% 45% / 50% 45% 55% 50%;
}
.model-card__preview--02 .preview-mock__title--serif { color: #362a21; font-family: 'Georgia', serif; font-style: italic; font-weight: 600; font-size: 1.15rem; line-height: 1.25; position: relative; z-index: 1; max-width: 60%; }
.model-card__preview--02 .preview-mock__line { width: 50%; height: 5px; background: rgba(54,42,33,0.16); border-radius: 3px; }
.model-card__preview--02 .preview-mock__btn--round { width: 90px; height: 22px; background: #b5654a; border-radius: 999px; margin-top: 4px; }

/* Model 3 — Corporativo Confiança */
.model-card__preview--03 { background: linear-gradient(160deg, #eef3f8, #dbe6f0); }
.model-card__preview--03 .preview-mock__bar { width: 34px; height: 3px; background: #2f6fb0; margin-bottom: 6px; }
.model-card__preview--03 .preview-mock__title--sans { color: #1a3a5c; font-family: 'Sora', sans-serif; font-weight: 700; font-size: 1.05rem; line-height: 1.25; }
.model-card__preview--03 .preview-mock__line { width: 65%; height: 5px; background: rgba(26,58,92,0.16); border-radius: 3px; }
.model-card__preview--03 .preview-mock__line--sm { width: 40%; }
.model-card__preview--03 .preview-mock__grid { display: flex; gap: 6px; margin-top: 8px; }
.model-card__preview--03 .preview-mock__grid span { width: 20px; height: 20px; background: #fff; border: 1px solid rgba(26,58,92,0.18); border-radius: 5px; }

/* Model 4 — Minimalista Clínico */
.model-card__preview--04 { background: #ffffff; }
.model-card__preview--04 .preview-mock__title--mono { color: #1f2937; font-family: 'Sora', sans-serif; font-weight: 700; font-size: 1.3rem; line-height: 1.15; }
.model-card__preview--04 .preview-mock__line { width: 40%; height: 5px; background: #0d9488; border-radius: 3px; }
.model-card__preview--04 .preview-mock__specs { display: flex; gap: 8px; margin-top: 10px; }
.model-card__preview--04 .preview-mock__specs span { width: 34px; height: 34px; border: 1px solid #e5e7eb; border-radius: 8px; }

/* Model 5 — Familiar Acolhedor */
.model-card__preview--05 { background: linear-gradient(160deg, #fdf6ec, #fbe9d7); }
.model-card__preview--05 .preview-mock__blob--warm {
  position: absolute; left: -26px; bottom: -30px; width: 130px; height: 130px;
  background: #f0a875; border-radius: 50%; opacity: 0.7;
}
.model-card__preview--05 .preview-mock__title--round { color: #6b3d22; font-family: 'Sora', sans-serif; font-weight: 700; font-size: 1.1rem; line-height: 1.3; position: relative; z-index: 1; }
.model-card__preview--05 .preview-mock__line { width: 55%; height: 5px; background: rgba(107,61,34,0.16); border-radius: 3px; }
.model-card__preview--05 .preview-mock__btn--round { width: 96px; height: 22px; background: #e8703a; border-radius: 999px; margin-top: 4px; }

/* Placeholder card */
.model-card--placeholder { border-style: dashed; opacity: 0.6; }
.model-card__preview--placeholder {
  aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center;
  color: var(--color-text-faint); font-size: 2.4rem; font-weight: 300;
  background: var(--color-surface-2);
}

.model-card__body { padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.model-card__number {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-accent);
}
.model-card__body h2 { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700; margin-bottom: 4px; }
.model-card__body p { color: var(--color-text-muted); font-size: 0.9rem; flex: 1; margin-bottom: 14px; }
.model-card__link { font-size: 0.86rem; font-weight: 600; color: var(--color-text); transition: color var(--transition); }
.model-card__link:hover { color: var(--color-accent); }

/* ===== FOOTER ===== */
.footer { border-top: 1px solid var(--color-border); padding: 26px 0; }
.footer__inner { font-size: 0.82rem; color: var(--color-text-faint); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .catalog__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .catalog__grid { grid-template-columns: 1fr; }
  .intro { padding: 56px 0 40px; }
}