/* ============================================================
   despegar — caso de estudio · sistema de diseño
   ============================================================ */

:root {
  /* --- color tokens (azul intenso + celeste + acento coral) --- */
  --blue-900: #062a5e;
  --blue-800: #073a82;
  --blue-700: #0b4ea8;   /* primario intenso */
  --blue-600: #1565d8;
  --blue-500: #2a7de0;
  --blue-400: #57a0ec;
  --celeste:  #6cb8f0;
  --blue-200: #aed4f7;
  --blue-100: #d6e8fb;
  --blue-50:  #eef6fe;

  --coral-700: #c8390f;
  --coral-600: #e8431f;
  --coral-500: #ff5a36;  /* acento cálido / CTA */
  --coral-200: #ffc9b6;
  --coral-100: #ffe3d8;

  --ink:      #0c1a2d;
  --slate-700:#2f4258;
  --slate-600:#445876;
  --slate-500:#647890;
  --slate-400:#8da0b5;
  --slate-300:#b6c4d4;
  --line:     #e2eaf3;
  --line-soft:#eef2f8;
  --bg:       #f2f6fb;
  --card:     #ffffff;

  /* --- tweakable hooks (mapeadas por el panel de Tweaks) --- */
  --tw-primary: var(--blue-700);
  --tw-accent:  var(--coral-500);
  --tw-celeste: var(--celeste);
  --tw-page-bg: #FFFFFF;    /* matches the portfolio's airy white */
  --tw-radius:  16px;
  --tw-density: 1;          /* multiplica espaciados de las pantallas */
  --tw-font: 'Hanken Grotesk', system-ui, sans-serif;  /* unified with the portfolio */

  --font-sans: var(--tw-font);
  --font-mono: 'Spline Sans Mono', ui-monospace, monospace;

  /* --- shadows --- */
  --sh-sm: 0 1px 2px rgba(12,26,45,.06), 0 1px 3px rgba(12,26,45,.04);
  --sh-md: 0 4px 14px rgba(12,26,45,.08), 0 2px 6px rgba(12,26,45,.05);
  --sh-lg: 0 18px 48px rgba(8,42,94,.14), 0 6px 18px rgba(12,26,45,.07);
  --sh-xl: 0 40px 90px rgba(8,42,94,.18), 0 12px 32px rgba(12,26,45,.10);

  --maxw: 1180px;
}

/* NOTE: global resets (body / *, ::selection) intentionally removed —
   the portfolio's styles.css owns the page shell. Everything below is
   scoped to the .case wrapper so the case content never leaks onto the
   portfolio nav / cursor / glow chrome. */

.case h1, .case h2, .case h3, .case h4 { margin: 0; line-height: 1.08; letter-spacing: -0.02em; font-weight: 700; }
.case p { margin: 0; text-wrap: pretty; }
.case img { max-width: 100%; display: block; }

/* ============================================================
   LAYOUT DEL CASO
   ============================================================ */
.case {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  overflow: clip;   /* clip (not hidden) keeps the sticky section-tabs working */
  background: var(--tw-page-bg);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 56px; }

section.block { padding: 116px 0; position: relative; }
section.block.tight { padding: 84px 0; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-mono);
  font-size: 12.5px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--tw-primary); font-weight: 500;
  margin-bottom: 26px;
}
.eyebrow .num {
  font-weight: 600;
  color: var(--slate-400);
}
.eyebrow .bar { width: 34px; height: 1.5px; background: var(--tw-accent); }

.section-title {
  font-size: 46px; line-height: 1.04; letter-spacing: -0.03em;
  max-width: 16ch;
}
.section-lead {
  font-size: 19px; color: var(--slate-600); line-height: 1.6;
  max-width: 58ch; margin-top: 22px; font-weight: 400;
}
.section-head { margin-bottom: 60px; }

/* divider hairline between major sections */
.hr-soft { height: 1px; background: var(--line); max-width: var(--maxw); margin: 0 auto; }

/* ============================================================
   TOP BAR (índice del caso)
   ============================================================ */
.topbar {
  position: sticky; top: 0; z-index: 60;
  background: rgba(242,246,251,.82);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--line);
}
.topbar-in {
  max-width: var(--maxw); margin: 0 auto; padding: 16px 56px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand-row { display: flex; align-items: center; gap: 14px; }
.case-nav { display: flex; gap: 28px; }
.case-nav a {
  font-size: 13.5px; color: var(--slate-500); text-decoration: none;
  font-weight: 500; transition: color .18s;
}
.case-nav a:hover { color: var(--tw-primary); }
.case-nav .dot { color: var(--slate-300); }

/* ============================================================
   WORDMARK (original)
   ============================================================ */
.wordmark { display: inline-flex; align-items: center; gap: 9px; user-select: none; }
.wordmark .glyph {
  width: 26px; height: 26px; border-radius: 8px;
  background: linear-gradient(150deg, var(--tw-celeste), var(--tw-primary) 72%);
  position: relative; box-shadow: 0 2px 7px rgba(8,42,94,.28);
}
.wordmark .glyph::after {
  content: ""; position: absolute; inset: 0;
  background: var(--tw-accent);
  -webkit-mask: var(--plane-mask) center/15px 15px no-repeat;
          mask: var(--plane-mask) center/15px 15px no-repeat;
}
.wordmark .name {
  font-weight: 800; font-size: 20px; letter-spacing: -0.035em; color: var(--ink);
}
.wordmark .name b { color: var(--tw-primary); font-weight: 800; }
.wordmark.lg .glyph { width: 32px; height: 32px; border-radius: 10px; }
.wordmark.lg .name { font-size: 25px; }
.wordmark.inv .name { color: #fff; }

:root {
  --plane-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M21 16.5v-1.7l-7.5-4.3V5.2a1.3 1.3 0 0 0-2.6 0v5.3L3.4 14.8v1.7l7.5-2.1v4.1l-2 1.3v1.2l3.3-.9 3.3.9v-1.2l-2-1.3v-4.1z'/%3E%3C/svg%3E");
}

/* ============================================================
   BUTTONS / PILLS
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: inherit; font-weight: 600; font-size: 15px;
  border: none; cursor: pointer; border-radius: 12px;
  padding: 13px 22px; transition: transform .15s, box-shadow .2s, background .2s;
  text-decoration: none;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--tw-accent); color: #fff; box-shadow: 0 6px 18px rgba(232,67,31,.32); }
.btn-primary:hover { box-shadow: 0 10px 26px rgba(232,67,31,.4); }
.btn-ghost { background: #fff; color: var(--tw-primary); border: 1px solid var(--line); box-shadow: var(--sh-sm); }
.btn-ghost:hover { border-color: var(--blue-200); }

.tag {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12.5px; font-weight: 600; color: var(--slate-600);
  background: #fff; border: 1px solid var(--line);
  border-radius: 999px; padding: 6px 13px;
}
.tag .pip { width: 7px; height: 7px; border-radius: 50%; background: var(--tw-accent); }

/* ============================================================
   META / STAT chips usados en el hero del caso
   ============================================================ */
.meta-grid { display: flex; gap: 56px; flex-wrap: wrap; }
.meta-item .k {
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--slate-400); margin-bottom: 8px;
}
.meta-item .v { font-size: 16px; font-weight: 600; color: var(--slate-700); }

/* ============================================================
   GENERIC CARD for case prose
   ============================================================ */
.note-card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--tw-radius); padding: 30px 30px 28px;
  box-shadow: var(--sh-sm);
}
.note-card h4 { font-size: 18px; letter-spacing: -0.02em; margin-bottom: 10px; }
.note-card p { font-size: 14.5px; color: var(--slate-600); line-height: 1.6; }

/* mono helper */
.mono { font-family: var(--font-mono); }

/* utility */
.fill { color: var(--tw-accent); }
.muted { color: var(--slate-500); }