/* ============================================================
   shaiAcademy — Design System
   Editorial sports feel. Spanish. Tweakable via CSS vars.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300..900;1,9..144,300..900&family=Inter+Tight:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* ---------- Type ---------- */
  --font-display: 'Fraunces', 'Georgia', serif;
  --font-ui: 'Inter Tight', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* ---------- Color — Warm editorial light ---------- */
  --ink: oklch(0.18 0.01 60);                /* warm near-black */
  --ink-2: oklch(0.32 0.01 60);              /* secondary text */
  --ink-3: oklch(0.52 0.01 60);              /* tertiary */
  --ink-4: oklch(0.72 0.008 60);             /* disabled / faint */
  --paper: oklch(0.975 0.006 75);            /* warm off-white */
  --paper-2: oklch(0.955 0.008 75);          /* card bg */
  --paper-3: oklch(0.93 0.01 75);            /* inset */
  --rule: oklch(0.88 0.01 75);               /* hairlines */
  --rule-strong: oklch(0.78 0.01 75);

  /* ---------- Accent ---------- */
  --accent: oklch(0.68 0.19 35);             /* athletic orange-red */
  --accent-ink: oklch(0.25 0.12 35);         /* darker for text */
  --accent-soft: oklch(0.94 0.05 35);        /* tinted bg */
  --lime: oklch(0.85 0.18 125);              /* secondary punch */
  --lime-ink: oklch(0.35 0.12 125);

  /* ---------- Status ---------- */
  --ok: oklch(0.65 0.15 155);
  --ok-soft: oklch(0.94 0.05 155);
  --warn: oklch(0.75 0.15 75);
  --warn-soft: oklch(0.95 0.05 75);
  --danger: oklch(0.58 0.2 25);
  --danger-soft: oklch(0.94 0.06 25);

  /* ---------- Density ---------- */
  --sp: 1;                                   /* 1 = comfortable, 0.75 = compact */
  --r-sm: 6px;
  --r: 10px;
  --r-lg: 16px;
  --r-xl: 24px;

  /* ---------- Shadows ---------- */
  --sh-sm: 0 1px 2px oklch(0.2 0.01 60 / 0.06);
  --sh: 0 2px 8px oklch(0.2 0.01 60 / 0.08);
  --sh-lg: 0 8px 32px oklch(0.2 0.01 60 / 0.1);
}

/* ---------- Dark mode ---------- */
html[data-theme="dark"] {
  --ink: oklch(0.96 0.008 75);
  --ink-2: oklch(0.82 0.01 75);
  --ink-3: oklch(0.62 0.01 75);
  --ink-4: oklch(0.42 0.01 75);
  --paper: oklch(0.17 0.012 60);
  --paper-2: oklch(0.22 0.012 60);
  --paper-3: oklch(0.27 0.012 60);
  --rule: oklch(0.32 0.012 60);
  --rule-strong: oklch(0.42 0.012 60);
  --accent-soft: oklch(0.3 0.08 35);
  --lime-ink: oklch(0.85 0.18 125);
  --ok-soft: oklch(0.3 0.06 155);
  --warn-soft: oklch(0.3 0.06 75);
  --danger-soft: oklch(0.3 0.08 25);
  --sh-sm: 0 1px 2px #0008;
  --sh: 0 2px 8px #0008;
  --sh-lg: 0 8px 32px #000a;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv11";
}
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
input, select, textarea { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }

/* ---------- Typography utility ---------- */
.display {
  font-family: var(--font-display);
  font-weight: 380;
  letter-spacing: -0.02em;
  line-height: 0.95;
  font-variation-settings: "opsz" 144, "SOFT" 20;
}
.display-italic {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 380;
  letter-spacing: -0.01em;
}
.mono { font-family: var(--font-mono); font-feature-settings: "tnum"; }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.num { font-family: var(--font-mono); font-feature-settings: "tnum"; font-variant-numeric: tabular-nums; }

/* ---------- Rule ---------- */
.hr { border: 0; border-top: 1px solid var(--rule); margin: 0; }
.hr-ink { border: 0; border-top: 1px solid var(--ink); margin: 0; }

/* ---------- Image placeholder: subtle stripes + mono label ---------- */
.ph {
  background:
    repeating-linear-gradient(
      135deg,
      var(--paper-3) 0 8px,
      var(--paper-2) 8px 16px
    );
  color: var(--ink-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  border-radius: var(--r);
  border: 1px solid var(--rule);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: calc(10px * var(--sp)) calc(16px * var(--sp));
  border-radius: 999px;
  font-weight: 500;
  font-size: 13px;
  transition: transform .08s, background .15s, border-color .15s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--accent); color: white; }
.btn-accent { background: var(--accent); color: white; }
.btn-accent:hover { filter: brightness(1.05); }
.btn-ghost { color: var(--ink); border: 1px solid var(--rule-strong); }
.btn-ghost:hover { background: var(--paper-2); }
.btn-sm { padding: calc(6px * var(--sp)) calc(12px * var(--sp)); font-size: 12px; }

/* ---------- Card ---------- */
.card {
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: var(--r-lg);
}

/* ---------- Badge ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  color: var(--ink-2);
  white-space: nowrap;
  flex: none;
}
.badge-ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.badge-warn { background: var(--warn-soft); color: oklch(0.45 0.15 75); border-color: transparent; }
.badge-danger { background: var(--danger-soft); color: var(--danger); border-color: transparent; }
.badge-ink { background: var(--ink); color: var(--paper); border-color: transparent; }
.badge-accent { background: var(--accent); color: white; border-color: transparent; }

.dot { width: 6px; height: 6px; border-radius: 999px; background: currentColor; display: inline-block; }

/* ---------- Layout shell ---------- */
.shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}
.shell.compact { grid-template-columns: 64px 1fr; }

.sidebar {
  border-right: 1px solid var(--rule);
  background: var(--paper);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 28px;
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
  position: sticky; top: 0; z-index: 10;
}
.topbar-title { min-width: 0; flex: 1; display: flex; flex-direction: column; gap: 4px; }
.topbar-title .eyebrow { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar-h1 {
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 400;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.main {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.page {
  padding: calc(32px * var(--sp)) calc(40px * var(--sp));
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
}

/* ---------- Sidebar items ---------- */
.brand {
  padding: 20px 20px 24px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-mark {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--ink); color: var(--paper);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-style: italic;
  font-size: 18px;
}
.brand-name {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: -0.02em;
  font-weight: 500;
}

.nav-section {
  padding: 16px 12px 8px;
}
.nav-section-title {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 4px 10px 6px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--ink-2);
  font-size: 13px;
  cursor: pointer;
  position: relative;
  min-width: 0;
}
.nav-item .nav-label { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nav-item:hover { background: var(--paper-2); color: var(--ink); }
.nav-item.active {
  background: var(--ink);
  color: var(--paper);
}
.nav-item.active .nav-count { color: var(--paper); opacity: 0.7; }
.nav-item .nav-ico { width: 14px; height: 14px; flex: none; stroke-width: 1.5; }
.nav-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-3);
}

/* ---------- Role switcher ---------- */
.role-switcher {
  margin-top: auto;
  padding: 12px;
  border-top: 1px solid var(--rule);
}

/* ---------- Section marker (editorial) ---------- */
.section-marker {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--ink);
  margin-bottom: 24px;
}
.section-marker-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0.08em;
}
.section-marker-title {
  font-family: var(--font-display);
  font-size: 40px;
  line-height: 1;
  letter-spacing: -0.03em;
  font-weight: 400;
}
.section-marker-title em { font-style: italic; font-weight: 400; }

/* ---------- Stat tiles ---------- */
.stat {
  padding: calc(20px * var(--sp)) calc(20px * var(--sp));
  border: 1px solid var(--rule);
  background: var(--paper-2);
  border-radius: var(--r-lg);
  position: relative;
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 12px;
}
.stat-value {
  font-family: var(--font-display);
  font-size: 52px;
  line-height: 0.95;
  letter-spacing: -0.03em;
  font-weight: 380;
  font-variant-numeric: tabular-nums;
}
.stat-sub {
  margin-top: 8px;
  font-size: 12px;
  color: var(--ink-3);
  display: flex; gap: 8px; align-items: center;
}
.trend-up { color: var(--ok); }
.trend-dn { color: var(--danger); }

/* ---------- Tables ---------- */
.tbl { width: 100%; border-collapse: collapse; }
.tbl th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 500;
  padding: 10px 12px;
  border-bottom: 1px solid var(--rule);
}
.tbl td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--rule);
  font-size: 13px;
  vertical-align: middle;
}
.tbl tr:hover td { background: var(--paper-2); }

/* ---------- Avatar ---------- */
.avatar {
  width: 32px; height: 32px;
  border-radius: 999px;
  background: var(--paper-3);
  display: inline-grid; place-items: center;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 14px;
  color: var(--ink);
  border: 1px solid var(--rule);
  flex: none;
  overflow: hidden;
}
.avatar-lg { width: 56px; height: 56px; font-size: 22px; }
.avatar-xl { width: 96px; height: 96px; font-size: 36px; }

/* Avatar colored variants based on accent */
.avatar-a { background: var(--accent); color: white; }
.avatar-b { background: var(--lime); color: var(--lime-ink); }
.avatar-c { background: var(--ink); color: var(--paper); }

/* ---------- Focus ---------- */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--rule); border-radius: 999px; border: 2px solid var(--paper); }
::-webkit-scrollbar-thumb:hover { background: var(--rule-strong); }

/* ---------- Chips / Tabs ---------- */
.tabs {
  display: flex; gap: 4px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 24px;
}
.tab {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ink-3);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
}
.tab:hover { color: var(--ink); }
.tab.active {
  color: var(--ink);
  border-bottom-color: var(--ink);
  font-weight: 500;
}

/* ---------- Mobile frame helper ---------- */
.phone {
  width: 390px;
  height: 844px;
  border-radius: 48px;
  background: #111;
  padding: 10px;
  box-shadow: var(--sh-lg);
  position: relative;
  flex: none;
}
.phone-screen {
  width: 100%; height: 100%;
  border-radius: 38px;
  overflow: hidden;
  background: var(--paper);
  position: relative;
  display: flex; flex-direction: column;
}
.phone-notch {
  position: absolute;
  top: 14px; left: 50%; transform: translateX(-50%);
  width: 110px; height: 30px;
  background: #111;
  border-radius: 999px;
  z-index: 5;
}

/* ---------- Prototype nav ---------- */
.proto-nav {
  position: fixed;
  left: 50%; bottom: 20px;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--paper);
  padding: 8px 8px;
  border-radius: 999px;
  display: flex; align-items: center; gap: 4px;
  box-shadow: var(--sh-lg);
  z-index: 100;
  font-size: 12px;
}
.proto-nav-btn {
  padding: 6px 12px;
  border-radius: 999px;
  color: var(--paper);
  opacity: 0.7;
  cursor: pointer;
  white-space: nowrap;
}
.proto-nav-btn:hover { opacity: 1; }
.proto-nav-btn.active { background: var(--paper); color: var(--ink); opacity: 1; font-weight: 500; }
.proto-nav-sep { width: 1px; height: 14px; background: var(--ink-3); opacity: 0.3; }

/* ---------- Tweak panel ---------- */
.tweak-panel {
  position: fixed;
  right: 20px; bottom: 20px;
  width: 280px;
  background: var(--paper-2);
  border: 1px solid var(--rule-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-lg);
  padding: 16px;
  z-index: 100;
  font-size: 12px;
}
.tweak-panel[hidden] { display: none; }
.tweak-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.tweak-row:last-child { margin-bottom: 0; }
.tweak-row label { color: var(--ink-2); }
.tweak-swatches { display: flex; gap: 6px; flex-wrap: wrap; }
.swatch { width: 22px; height: 22px; border-radius: 999px; border: 1px solid var(--rule); cursor: pointer; }
.swatch.selected { outline: 2px solid var(--ink); outline-offset: 2px; }
.tweak-seg { display: flex; border: 1px solid var(--rule); border-radius: 999px; overflow: hidden; }
.tweak-seg button { padding: 4px 10px; font-size: 11px; color: var(--ink-2); }
.tweak-seg button.active { background: var(--ink); color: var(--paper); }

/* ---------- Scroll regions inside fixed heights ---------- */
.scroll-y { overflow-y: auto; }

/* ---------- Screen-specific helpers ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.row { display: flex; align-items: center; gap: 12px; }
.between { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-width: 0; }
.between > * { min-width: 0; }

.stack-0 > * + * { margin-top: 0; }
.stack-s > * + * { margin-top: 8px; }
.stack > * + * { margin-top: 16px; }
.stack-l > * + * { margin-top: 24px; }

.muted { color: var(--ink-3); }
.ink-2 { color: var(--ink-2); }
.small { font-size: 12px; }
.tiny { font-size: 11px; }

/* ---------- Sparkline / dotgrid ---------- */
.dotgrid { display: grid; grid-template-columns: repeat(auto-fill, 10px); gap: 3px; }
.dot-cell { width: 10px; height: 10px; border-radius: 2px; background: var(--paper-3); }
.dot-cell.present { background: var(--ink); }
.dot-cell.late { background: var(--warn); }
.dot-cell.absent { background: var(--danger); }
.dot-cell.justified { background: var(--ink-4); }

/* ---------- Pull quote / editorial ---------- */
.pullquote {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 380;
  font-size: 28px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
}

/* ---------- Ticket / boletario ---------- */
.ticket {
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: var(--r);
  position: relative;
  overflow: hidden;
}
.ticket::before, .ticket::after {
  content: '';
  position: absolute;
  width: 16px; height: 16px;
  border-radius: 999px;
  background: var(--paper);
  border: 1px solid var(--rule);
  top: 50%;
  transform: translateY(-50%);
}
.ticket::before { left: -9px; }
.ticket::after { right: -9px; }
.ticket-perforation {
  border-left: 1px dashed var(--rule);
  height: 100%;
}

/* hover reveal */
.link-ink { color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--rule); }
.link-ink:hover { border-bottom-color: var(--ink); }

/* chip */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--rule);
  font-size: 12px;
  color: var(--ink-2);
  background: var(--paper);
  white-space: nowrap;
}
.chip.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* simple progress */
.bar {
  height: 6px;
  background: var(--paper-3);
  border-radius: 999px;
  overflow: hidden;
}
.bar > span {
  display: block;
  height: 100%;
  background: var(--ink);
  border-radius: 999px;
}
.bar.accent > span { background: var(--accent); }
.bar.lime > span { background: var(--lime); }

/* Safety: inside flex rows, small subtitle text shouldn't wrap onto the next line and overlap */
.row > div > .tiny.muted,
.row > div > .small.muted,
.between > div > .tiny,
.between > div > .small {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
@media (max-width: 1280px) {
  .shell { grid-template-columns: 220px 1fr; }
  .page { padding: calc(28px * var(--sp)) calc(28px * var(--sp)); }
  .stat-value { font-size: 44px; }
  .section-marker-title { font-size: 36px; }
}

@media (max-width: 1024px) {
  .shell { grid-template-columns: 200px 1fr; }
  .page { padding: 24px 20px; max-width: 100%; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stat-value { font-size: 38px; }
  .topbar { padding: 12px 20px; }
  .topbar-h1 { font-size: 18px; }
  .phone { transform: scale(0.85); transform-origin: center; }
}

.menu-btn {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--rule-strong);
  color: var(--ink);
  background: var(--paper);
  flex: none;
}
.drawer-backdrop {
  position: fixed; inset: 0;
  background: oklch(0.1 0.01 60 / 0.4);
  z-index: 90;
  opacity: 0; pointer-events: none;
  transition: opacity .2s;
}
.drawer-backdrop.open { opacity: 1; pointer-events: auto; }

@media (max-width: 768px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed;
    top: 0; left: 0;
    width: 260px; height: 100dvh;
    z-index: 95;
    transform: translateX(-100%);
    transition: transform .25s ease;
    box-shadow: var(--sh-lg);
    display: flex;
  }
  .sidebar.open { transform: translateX(0); }
  .menu-btn { display: inline-flex; }

  .topbar { padding: 10px 14px; gap: 10px; }
  .topbar-h1 { font-size: 16px; }
  .topbar-title .eyebrow { font-size: 9px; letter-spacing: 0.1em; }
  .topbar .topbar-user { display: none; }
  .topbar .btn-ghost-label { display: none; }

  .page { padding: 18px 14px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 12px; }

  .stat { padding: 16px; }
  .stat-value { font-size: 34px; }
  .section-marker { flex-direction: column; gap: 6px; align-items: flex-start; }
  .section-marker-title { font-size: 26px; }

  .pullquote { font-size: 20px; }

  .tbl, .tbl thead, .tbl tbody, .tbl tr, .tbl td { display: block; width: 100%; }
  .tbl thead { display: none; }
  .tbl tr {
    border: 1px solid var(--rule);
    border-radius: var(--r);
    margin-bottom: 10px;
    padding: 10px 12px;
    background: var(--paper-2);
  }
  .tbl td {
    border: 0;
    padding: 4px 0;
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
  }
  .tbl td[data-label]::before {
    content: attr(data-label);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-3);
  }

  .proto-nav { max-width: calc(100vw - 24px); overflow-x: auto; scrollbar-width: none; bottom: 12px; }
  .proto-nav::-webkit-scrollbar { display: none; }
  .proto-nav-btn { font-size: 11px; padding: 5px 10px; }

  .tweak-panel { width: calc(100vw - 28px); max-width: 300px; right: 14px; bottom: 70px; }

  .between { flex-wrap: wrap; }
  .between > .stack-s { align-items: flex-start !important; text-align: left !important; }

  .phone { transform: scale(0.72); transform-origin: top center; margin: -60px 0; }
}

@media (max-width: 560px) {
  .topbar { padding: 8px 12px; }
  .page { padding: 14px 10px; }
  .stat-value { font-size: 28px; }
  .brand-name { font-size: 16px; }
  .btn-sm { padding: 5px 10px; font-size: 11px; }
  .phone {
    width: 100%;
    max-width: 340px;
    height: auto;
    aspect-ratio: 9 / 19.5;
    transform: none;
    margin: 0;
    border-radius: 36px;
    padding: 8px;
  }
  .phone-screen { border-radius: 28px; }
  .phone-notch { width: 90px; height: 24px; top: 10px; }
}

/* Split layouts (responsive-safe) */
.split-2, .split-2-wide, .split-main, .split-3, .split-nutri, .split-ticket, .split-radar, .split-cv {
  display: grid;
  gap: 24px;
  align-items: start;
}
.split-2 { grid-template-columns: 1fr 1fr; }
.split-2-wide { grid-template-columns: 1.4fr 1fr; }
.split-main { grid-template-columns: 1.2fr 1fr; }
.split-3 { grid-template-columns: 1.2fr 1fr 1fr; }
.split-nutri { grid-template-columns: 1fr 1.3fr; }
.split-radar { grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: center; }
.split-cv { grid-template-columns: 1fr 1.3fr; gap: 48px; }
.split-ticket { grid-template-columns: 1fr auto 1fr; }

@media (max-width: 1024px) {
  .split-3 { grid-template-columns: 1fr 1fr; }
  .split-radar, .split-cv { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 768px) {
  .split-2, .split-2-wide, .split-main, .split-3, .split-nutri, .split-ticket {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
}

/* Schedule week table */
.week-grid { display: grid; grid-template-columns: 80px repeat(7, 1fr); }
@media (max-width: 768px) {
  .week-grid { grid-template-columns: 56px repeat(7, 1fr); font-size: 11px; }
  .week-grid > div { padding: 6px !important; }
}

/* Login page */
.login-split { display: grid; grid-template-columns: 1fr 1fr; min-height: 100vh; }
.login-split > div { padding: 60px; }
@media (max-width: 900px) {
  .login-split { grid-template-columns: 1fr; }
  .login-split > div:last-child { display: none; }
  .login-split > div { padding: 32px 24px; }
}

@media (max-width: 768px) {
  .cv-header { grid-template-columns: 1fr !important; gap: 16px !important; }
  .cv-header > div:last-child { justify-self: flex-start !important; }
}
/* Ticket: mobile stacks but keeps perforation line */
@media (max-width: 640px) {
  .split-ticket { grid-template-columns: 1fr !important; }
  .split-ticket > .ticket-perf { display: none; }
}

/* Page container shouldn't blow out on tiny screens */
.page > * { min-width: 0; }
.desktop-only { display: initial; }
.mobile-only { display: none; }
@media (max-width: 768px) {
  .desktop-only { display: none !important; }
  .mobile-only { display: initial; }
}
@media (max-width: 768px) {
  .alumno-hero { grid-template-columns: 1fr !important; gap: 16px !important; text-align: left; }
  .alumno-hero > .stack-s { align-items: flex-start !important; flex-direction: row !important; flex-wrap: wrap; }
  .alumno-hero-photo { width: 100% !important; height: 180px !important; }
}


/* ================================================================
   SUPER ADMIN additions
   ================================================================ */

/* Slight tonal shift for SA sidebar */
.sidebar-sa { background: var(--paper-2); }
.sidebar-sa .brand-mark { background: var(--accent); color: white; }

/* Impersonation banner */
.impersonation-banner {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 28px;
  background: oklch(0.22 0.12 25);
  color: white;
  border-bottom: 1px solid oklch(0.35 0.14 25);
  flex-wrap: wrap;
}
.impersonation-banner .imp-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: oklch(0.75 0.2 25);
  box-shadow: 0 0 0 4px oklch(0.75 0.2 25 / 0.25);
  flex: none;
  animation: imp-pulse 1.6s ease-in-out infinite;
}
@keyframes imp-pulse {
  0%, 100% { box-shadow: 0 0 0 0 oklch(0.75 0.2 25 / 0.35); }
  50%      { box-shadow: 0 0 0 8px oklch(0.75 0.2 25 / 0); }
}
@media (max-width: 640px) {
  .impersonation-banner { padding: 10px 16px; gap: 10px; }
  .impersonation-banner .small { font-size: 12px; }
}

/* Form academia — 2-col grid helpers */
.sa-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 768px) { .sa-grid-2 { grid-template-columns: 1fr; } }

.sa-chiprow { display: flex; flex-wrap: wrap; gap: 6px; }

/* Stepper */
.stepper {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.stepper-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--rule);
  font-size: 13px;
  color: var(--ink-3);
  white-space: nowrap;
}
.stepper-item.active {
  border-color: var(--ink);
  color: var(--ink);
  background: var(--paper);
}
.stepper-item.done {
  border-color: var(--ok, oklch(0.55 0.14 145));
  color: var(--ok, oklch(0.55 0.14 145));
}
.stepper-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}
.stepper-rule {
  flex: 1;
  min-width: 16px;
  height: 1px;
  background: var(--rule);
}
@media (max-width: 640px) {
  .stepper-rule { display: none; }
}

/* Plan cards */
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
@media (max-width: 900px) { .plan-grid { grid-template-columns: 1fr; } }
.plan-card {
  display: block;
  padding: 18px;
  border: 1px solid var(--rule);
  border-radius: var(--r-md);
  background: var(--paper);
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.plan-card:hover { border-color: var(--ink-3); }
.plan-card.selected {
  border-color: var(--ink);
  box-shadow: 0 0 0 1px var(--ink);
}

/* Review grid */
.review-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
}
@media (max-width: 900px) { .review-grid { grid-template-columns: 1fr; } }
.review-dl { margin: 0; }
.review-dl > div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--rule);
}
.review-dl dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.review-dl dd {
  margin: 0;
  font-size: 14px;
  font-weight: 500;
  text-align: right;
}
.callout {
  padding: 18px;
  background: var(--paper-2);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
}

/* Form aside (sticky preview) */
.form-aside {
  position: sticky;
  top: 96px;
  align-self: start;
}
@media (max-width: 900px) {
  .form-aside { position: static; }
}

/* Form-head for the superadmin form */
.form-head { }

/* ok color fallback for plan-card check */
:root { --ok: oklch(0.55 0.14 145); }