/* ============================================
   Pasantes · UI
   ============================================ */

:root {
  --bg: #f4f5f7;
  --bg-elev: #ffffff;
  --bg-soft: #f9fafb;
  --text: #0f172a;
  --text-soft: #475569;
  --muted: #94a3b8;
  --border: #e5e7eb;
  --border-strong: #cbd5e1;
  --accent: #2563eb;
  --accent-soft: #dbeafe;
  --accent-fg: #1e3a8a;
  --ok: #10b981;
  --ok-soft: #d1fae5;
  --warn: #f59e0b;
  --warn-soft: #fef3c7;
  --err: #ef4444;
  --err-soft: #fee2e2;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 4px 12px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 4px 8px rgba(15, 23, 42, 0.06), 0 16px 32px rgba(15, 23, 42, 0.08);
  --r-sm: 8px;
  --r: 12px;
  --r-lg: 16px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(37,99,235,0.08), transparent 60%),
    radial-gradient(800px 500px at -10% 0%, rgba(16,185,129,0.06), transparent 60%),
    var(--bg);
  color: var(--text);
  line-height: 1.55;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; }

/* ---------- Header ---------- */
header {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}
header .nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--text);
  text-decoration: none;
}
.brand::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), #6d28d9);
  box-shadow: var(--shadow-sm);
}
header nav { display: flex; align-items: center; gap: 0.25rem; }
header nav a {
  color: var(--text-soft);
  padding: 0.4rem 0.85rem;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.92rem;
  text-decoration: none;
}
header nav a:hover { background: var(--bg-soft); color: var(--text); text-decoration: none; }
header .who {
  font-size: 0.85rem;
  color: var(--muted);
  padding-left: 0.85rem;
  margin-left: 0.25rem;
  border-left: 1px solid var(--border);
}
header .logout {
  font-size: 0.85rem;
  color: var(--muted);
}
header .logout:hover { color: var(--err); }

main { padding: 2rem 0 4rem; }
footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
  padding: 1.5rem 0 2rem;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 { margin: 0; line-height: 1.25; color: var(--text); font-weight: 650; letter-spacing: -0.01em; }
h1 { font-size: 1.7rem; font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: 1.15rem; margin-bottom: 0.5rem; }
h3 {
  font-size: 0.78rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin: 1.25rem 0 0.4rem;
}
p { margin: 0 0 0.6rem; color: var(--text-soft); }
p:last-child { margin-bottom: 0; }
.muted { color: var(--muted) !important; }
.small { font-size: 0.85rem; }
hr { border: 0; border-top: 1px solid var(--border); margin: 1.25rem 0; }

.kicker {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 999px;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

/* ---------- Cards / layout ---------- */
.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.5rem 1.75rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}
.card.hero {
  background: linear-gradient(180deg, #fff, #f9fafb);
}
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 760px) { .cards { grid-template-columns: 1fr; } }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 760px) { .grid-2 { grid-template-columns: 1fr; } }

/* ---------- Login ---------- */
.login {
  max-width: 460px;
  margin: 4vh auto 0;
  padding: 2rem 2rem 2.25rem;
}
.login h1 { font-size: 1.45rem; margin-bottom: 0.25rem; }
.login .login-sub { color: var(--muted); margin-bottom: 1.5rem; }
.login-section + .login-section { margin-top: 1.5rem; }
.section-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 0.6rem;
}
.login-form { display: flex; flex-direction: column; gap: 0.6rem; margin: 0; }
.user-btn {
  background: var(--bg-elev);
  border: 1.5px solid var(--border);
  padding: 0.95rem 1.1rem;
  font-size: 1.02rem;
  font-weight: 600;
  border-radius: var(--r);
  cursor: pointer;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  transition: all 0.15s;
  font-family: inherit;
}
.user-btn::before {
  content: "";
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-soft), #ede9fe);
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.user-btn:hover { border-color: var(--accent); transform: translateY(-1px); box-shadow: var(--shadow); }
.user-btn.admin {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}
.user-btn.admin::before {
  background: rgba(255, 255, 255, 0.2);
}
.user-btn.admin:hover { background: #1d4ed8; }

/* ---------- Forms ---------- */
label {
  display: block;
  margin: 1rem 0 0.5rem;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text);
}
textarea, input[type=text], input[type=password], input[type=email], select {
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.7rem 0.85rem;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--bg-elev);
  color: var(--text);
  transition: border 0.15s, box-shadow 0.15s;
  resize: vertical;
}
textarea:focus, input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}
textarea { min-height: 80px; line-height: 1.5; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--bg-elev);
  color: var(--text);
  padding: 0.55rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  text-decoration: none;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.15s;
}
.btn:hover { border-color: var(--border-strong); transform: translateY(-1px); text-decoration: none; }
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.primary:hover { background: #1d4ed8; border-color: #1d4ed8; }
.btn.warn { background: var(--warn); color: #fff; border-color: var(--warn); }
.btn.warn:hover { background: #d97706; border-color: #d97706; }
.btn.ok { background: var(--ok); color: #fff; border-color: var(--ok); }
.btn.active {
  background: var(--ok-soft);
  border-color: var(--ok);
  color: #065f46;
}

.status-form { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.5rem; }

/* ---------- Day page ---------- */
.day-header { margin-bottom: 1.5rem; }
.day-pill-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}
.day-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 5px 12px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-soft);
}
.day-pill.today { background: var(--accent); border-color: var(--accent); color: #fff; }
.day-pill.week { background: var(--accent-soft); border-color: transparent; color: var(--accent-fg); }
.day-pill .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.day-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  margin-top: 1.5rem;
}
.day-nav .nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.85rem;
  border-radius: 8px;
  color: var(--text-soft);
  font-weight: 500;
  font-size: 0.9rem;
}
.day-nav .nav-link:hover { background: var(--bg-soft); color: var(--text); text-decoration: none; }
.day-nav .nav-link.disabled { opacity: 0.3; pointer-events: none; }

.actividad {
  white-space: pre-line;
  background: var(--bg-soft);
  border-left: 3px solid var(--accent);
  padding: 1rem 1.15rem;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  color: var(--text);
  font-size: 0.95rem;
  margin: 0.4rem 0 0.5rem;
}

.actividad-pre {
  margin: 0.4rem 0 0.6rem;
  color: var(--text);
}

.actividad-list {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.actividad-list li {
  counter-increment: step;
  position: relative;
  padding: 0.75rem 1rem 0.75rem 3rem;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text);
  font-size: 0.94rem;
  line-height: 1.5;
}
.actividad-list li::before {
  content: counter(step);
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.6rem;
  height: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  font-size: 0.78rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* ---------- Checklist ---------- */
.checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.checklist li {
  padding: 0.7rem 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  transition: all 0.15s;
}
.checklist li:hover { border-color: var(--border-strong); }
.checklist li.done {
  background: var(--ok-soft);
  border-color: #a7f3d0;
}
.checklist li.done .check-label { color: var(--text-soft); text-decoration: line-through; }
.checklist .check-label { flex: 1; color: var(--text); font-size: 0.94rem; }
.checklist.readonly li { padding: 0.55rem 0; background: transparent; border: 0; }
.checklist.readonly li.done .check-label { text-decoration: line-through; color: var(--muted); }

.check-btn {
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.check-box {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  border: 2px solid var(--border-strong);
  background: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}
.check-box.checked {
  background: var(--ok);
  border-color: var(--ok);
}
.check-box.checked::after {
  content: "";
  width: 6px; height: 11px;
  border: solid #fff;
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg) translate(-1px, -1px);
}
.check-btn:hover .check-box:not(.checked) { border-color: var(--accent); }

.progress-bar {
  height: 8px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
  margin: 0.3rem 0 0.75rem;
}
.progress-bar .fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #6d28d9);
  transition: width 0.4s ease;
  border-radius: 999px;
}
.progress-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 0.1rem;
}
.progress-meta strong { color: var(--text); }

/* ---------- Alerts ---------- */
.alert {
  padding: 0.85rem 1.1rem;
  border-radius: var(--r);
  margin: 0.75rem 0;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.92rem;
}
.alert strong { display: block; margin-bottom: 0.2rem; }
.alert-ok { background: var(--ok-soft); color: #065f46; border-left: 4px solid var(--ok); }
.alert-warn { background: var(--warn-soft); color: #92400e; border-left: 4px solid var(--warn); }
.alert-err { background: var(--err-soft); color: #991b1b; border-left: 4px solid var(--err); }

/* ---------- Badges ---------- */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 600;
  background: var(--border);
  color: var(--text-soft);
  text-transform: capitalize;
}
.badge.ok { background: var(--ok-soft); color: #065f46; }
.badge.wip { background: var(--accent-soft); color: var(--accent-fg); }
.badge.warn { background: var(--warn-soft); color: #92400e; }
.badge.err { background: var(--err-soft); color: #991b1b; }
.badge.muted { background: var(--bg-soft); color: var(--muted); }

/* ---------- Calendar ---------- */
.cal-wrapper {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
}
table.cal {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
table.cal th, table.cal td {
  padding: 0.7rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
table.cal th {
  background: var(--bg-soft);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}
table.cal tbody tr:hover { background: var(--bg-soft); }
table.cal tr.today {
  background: linear-gradient(90deg, var(--accent-soft), transparent);
}
table.cal tr.today td:first-child { font-weight: 700; color: var(--accent); }
table.cal tr.past { color: var(--muted); }
table.cal tr.past td a { color: var(--muted); }
table.cal a { color: var(--text); font-weight: 500; }

/* ---------- Admin ---------- */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.stat-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1rem 1.15rem;
}
.stat-card .lbl {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 0.3rem;
}
.stat-card .val {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.pasante-card { display: flex; flex-direction: column; }
.pasante-card h2 {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.4rem;
}
.pasante-card h2::before {
  content: "";
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-soft), #ede9fe);
  flex-shrink: 0;
}
.pasante-card .row-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0.5rem 0;
  font-size: 0.9rem;
  color: var(--text-soft);
}
.pasante-card .btn { align-self: flex-start; margin-top: auto; }
.pasante-card details {
  margin-top: 0.75rem;
  background: var(--bg-soft);
  border-radius: var(--r-sm);
  padding: 0.6rem 0.85rem;
  font-size: 0.9rem;
}
.pasante-card details summary { font-weight: 500; cursor: pointer; color: var(--text-soft); }
.pasante-card details[open] summary { margin-bottom: 0.4rem; color: var(--text); }

.recent-list { list-style: none; padding: 0; margin: 0; }
.recent-list li {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}
.recent-list li:last-child { border-bottom: 0; }
.recent-list .day-badge {
  background: var(--accent-soft);
  color: var(--accent-fg);
  padding: 2px 8px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.78rem;
}

/* ---------- Misc ---------- */
.muted-block {
  background: var(--bg-soft);
  border-radius: var(--r-sm);
  padding: 0.85rem 1rem;
  color: var(--text-soft);
  font-size: 0.9rem;
}

@media (max-width: 540px) {
  h1 { font-size: 1.35rem; }
  .card { padding: 1.15rem 1.15rem; }
  header nav a { padding: 0.4rem 0.5rem; font-size: 0.85rem; }
  header .who { display: none; }
  .container { padding: 0 0.85rem; }
}