/* ============================================================
   ALAG Corporativo Jurídico — Components
   Buttons · Forms · Cards · Nav · Badges · Section patterns
   Requires colors_and_type.css
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }

body.alag {
  margin: 0;
  background: var(--bg);
  color: var(--fg-1);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--gold-300); color: var(--ink-900); }

/* ---------- Layout helpers ---------- */
.alag-container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.alag-narrow { max-width: var(--container-narrow); margin-inline: auto; }
.alag-section { padding-block: clamp(64px, 9vw, 140px); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-caps);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  line-height: 1;
  padding: 16px 30px;
  border: 1px solid transparent;
  border-radius: var(--radius-xs);
  background: var(--accent);
  color: var(--on-accent);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--dur-1) var(--ease), color var(--dur-1) var(--ease),
              border-color var(--dur-1) var(--ease), transform var(--dur-1) var(--ease);
}
.btn:hover { background: var(--accent-hover); }
.btn:active { background: var(--accent-press); transform: translateY(1px); }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--focus-ring); }

.btn--ghost {
  background: transparent;
  color: var(--fg-1);
  border-color: var(--line-strong);
}
.btn--ghost:hover { background: transparent; border-color: var(--accent); color: var(--accent-press); }
.btn--ghost:active { background: var(--paper-100); transform: translateY(1px); }

.btn--on-ink {
  background: transparent;
  color: var(--on-ink-1);
  border-color: var(--line-on-ink-gold);
}
.btn--on-ink:hover { background: rgba(201,167,103,0.10); border-color: var(--gold-400); color: #fff; }

.btn--text {
  background: transparent;
  color: var(--accent-press);
  padding: 8px 0;
  border-radius: 0;
}
.btn--text:hover { background: transparent; color: var(--gold-600); }

.btn--lg { padding: 19px 38px; font-size: 0.95rem; }
.btn--sm { padding: 11px 20px; font-size: 0.8rem; }

/* Link with animated underline (gold) */
.link-underline {
  position: relative; color: var(--fg-1); text-decoration: none;
  font-family: var(--font-caps); font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; font-size: 0.82rem;
}
.link-underline::after {
  content: ""; position: absolute; left: 0; bottom: -3px; height: 1px; width: 100%;
  background: var(--accent); transform: scaleX(0); transform-origin: right;
  transition: transform var(--dur-2) var(--ease-out);
}
.link-underline:hover::after { transform: scaleX(1); transform-origin: left; }

/* ============================================================
   FORM FIELDS
   ============================================================ */
.field { display: flex; flex-direction: column; gap: 8px; }
.field > label {
  font-family: var(--font-caps);
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-2);
}
.input, .textarea, .select {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  color: var(--fg-1);
  background: var(--bg-elevated);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xs);
  padding: 14px 16px;
  width: 100%;
  transition: border-color var(--dur-1) var(--ease), box-shadow var(--dur-1) var(--ease);
}
.input::placeholder, .textarea::placeholder { color: var(--warm-400); }
.input:focus, .textarea:focus, .select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}
.textarea { min-height: 130px; resize: vertical; }
.select { appearance: none; background-image:
  linear-gradient(45deg, transparent 50%, var(--warm-500) 50%),
  linear-gradient(135deg, var(--warm-500) 50%, transparent 50%);
  background-position: right 18px center, right 12px center;
  background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; padding-right: 40px;
}
/* Underline field variant (used on dark / minimal forms) */
.field--line .input, .field--line .textarea {
  border: 0; border-bottom: 1px solid var(--line-strong);
  border-radius: 0; padding-inline: 0; background: transparent;
}
.field--line .input:focus, .field--line .textarea:focus {
  box-shadow: none; border-bottom-color: var(--accent);
}

.checkbox { display: inline-flex; gap: 10px; align-items: flex-start; font-size: var(--fs-sm); color: var(--fg-2); cursor: pointer; }
.checkbox input { appearance: none; width: 18px; height: 18px; border: 1px solid var(--line-strong); border-radius: 2px; margin-top: 2px; flex: none; transition: var(--dur-1); }
.checkbox input:checked { background: var(--accent); border-color: var(--accent);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%231B1407' stroke-width='2.2'%3E%3Cpath d='M3.5 8.5l3 3 6-6.5'/%3E%3C/svg%3E"); background-size: 13px; background-position: center; background-repeat: no-repeat; }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: var(--space-7);
  transition: border-color var(--dur-2) var(--ease), box-shadow var(--dur-2) var(--ease), transform var(--dur-2) var(--ease);
}
.card--hover:hover { border-color: var(--line-gold); box-shadow: var(--shadow-md); transform: translateY(-3px); }

/* Practice-area card: top gold keyline appears on hover */
.card--practice { position: relative; overflow: hidden; }
.card--practice::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform var(--dur-3) var(--ease-out);
}
.card--practice:hover::before { transform: scaleX(1); }

.card--ink { background: var(--ink-800); border-color: var(--line-on-ink); color: var(--on-ink-1); }
.card--ink .t-body, .card--ink .t-sm { color: var(--on-ink-2); }

/* Numbered index marker (replaces icons in many spots) */
.index-num {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 500;
  color: var(--accent);
  font-variant-numeric: lining-nums;
}

/* ============================================================
   BADGES / TAGS
   ============================================================ */
.badge {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-caps);
  font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--gold-700);
  padding: 6px 12px;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-pill);
  background: var(--gold-200);
}
.badge--ink { color: var(--gold-300); background: rgba(201,167,103,0.08); border-color: var(--line-on-ink-gold); }
.badge--plain { background: transparent; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
  padding: 18px var(--gutter);
  background: color-mix(in srgb, var(--ink-900) 88%, transparent);
  backdrop-filter: blur(12px) saturate(120%);
  border-bottom: 1px solid var(--line-on-ink);
  transition: padding var(--dur-2) var(--ease), background var(--dur-2) var(--ease);
}
.nav__links { display: flex; align-items: center; gap: 36px; }
.nav__link {
  font-family: var(--font-sans); font-weight: 500; font-size: 0.9rem;
  letter-spacing: 0.02em; color: var(--on-ink-2); text-decoration: none;
  transition: color var(--dur-1) var(--ease);
}
.nav__link:hover { color: var(--on-ink-1); }
.nav__brand { display: flex; align-items: center; gap: 14px; text-decoration: none; }

/* ============================================================
   DIVIDERS & MOTIFS
   ============================================================ */
.divider { height: 1px; background: var(--line); border: 0; }
.divider--gold { height: 1px; background: linear-gradient(90deg, transparent, var(--line-gold), transparent); }
.kicker-rule { display: inline-flex; align-items: center; gap: 14px; }
.kicker-rule::before { content: ""; width: 34px; height: 1px; background: var(--accent); }

/* Reveal-on-scroll baseline (JS adds .reveal-armed to <html>, then .is-in per el) */
[data-reveal] { transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
.reveal-armed [data-reveal]:not(.is-in) { opacity: 0; transform: translateY(18px); }
[data-reveal].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
  .reveal-armed [data-reveal]:not(.is-in) { opacity: 1; transform: none; }
}