/* ============================================================
   SANDBOX · SENA — Hoja de estilos compartida
   Úsala en TODAS las páginas junto con accesibilidad.js
   ============================================================ */

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

:root {
  --purple-deep:  #4B1C71;
  --purple-main:  #7F4CA5;
  --purple-mid:   #B57EDC;
  --purple-light: #DBB6EE;
  --purple-pale:  #EDE9FE;
  --white:        #FFFFFF;
  --off-white:    #F8F7FF;
  --text-dark:    #1A0A3B;
  --text-muted:   #6B7280;
  --accent:       #DBB6EE;
  --border:       rgba(91,33,182,0.18);
  --shadow:       0 8px 40px rgba(91,33,182,0.18);
  --surface-soft: #FBFAFF;
  --font-scale: 1;
  --on-brand:     #FFFFFF;           /* texto sobre fondos morados (siempre claro) */
  --label:        var(--purple-main);/* etiquetas y textos de énfasis */
  --label-strong: var(--purple-deep);
  --tint:         var(--tint);
  --toggle-off:   #D1D5DB;
}

html { font-size: calc(16px * var(--font-scale)); }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--off-white);
  color: var(--text-dark);
  min-height: 100vh;
  display: flex; flex-direction: column;
  overflow-x: hidden;
  transition: background .25s ease, color .25s ease;
}

/* ══ Modos de accesibilidad ══ */
/* ══ Modo oscuro suave ══
   Gris-violeta cálido (no negro puro), texto blanco roto y bordes neutros
   para que descanse la vista. Se define con .dark para funcionar en <html> y <body>. */
html.dark { color-scheme: dark; }
.dark {
  --off-white: #1F1C27;        /* fondo de página y campos */
  --white: #292633;            /* superficies: tarjetas y menú */
  --surface-soft: #302D3C;
  --purple-pale: #383448;
  --purple-deep: #3B3152;      /* barra superior y cabeceras */
  --purple-main: #7B5CA8;
  --purple-mid:  #8A6CB6;
  --purple-light:#645A82;      /* bordes de botones y chips */
  --text-dark: #E8E4EE;        /* blanco roto, sin deslumbrar */
  --text-muted: #B0AABD;
  --accent: #D8C8EA;
  --label: #CDB9E6;
  --label-strong: #F1ECF7;
  --tint: #3D3852;
  --toggle-off: #4D4960;
  --border: rgba(232,228,238,0.13);
  --shadow: 0 8px 30px rgba(10,8,18,.30);
}

.high-contrast {
  --label: #4B1C71;
  --text-dark: #000000;
  --text-muted: #111111;
  --border: #000000;
  --white: #FFFFFF;
  --off-white: #FFFFFF;
  --purple-pale: #F0DDF8;
}

.high-contrast.dark {
  --label: #FFFFFF;
  --text-dark: #FFFFFF;
  --text-muted: #FFFFFF;
  --border: #FFFFFF;
  --white: #000000;
  --off-white: #000000;
  --purple-pale: #24192E;
}

/* La escala se define en <html> porque es ahí donde se lee (html { font-size }). */
html.font-large  { --font-scale: 1.2; }
html.font-xlarge { --font-scale: 1.4; }

.reduce-motion *,
.reduce-motion *::before,
.reduce-motion *::after {
  animation-duration: .001ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: .001ms !important;
  scroll-behavior: auto !important;
}

body::before {
  content: ''; position: fixed; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 10% 10%, rgba(124,58,237,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 90% 90%, rgba(45,10,94,0.13) 0%, transparent 60%);
  pointer-events: none; z-index: 0;
}

/* ══ Orbes decorativos ══ */
.orb {
  position: fixed; border-radius: 50%; filter: blur(70px);
  opacity: .15; pointer-events: none; z-index: 0;
  animation: floatOrb 12s ease-in-out infinite alternate;
}
.orb-1 { width:420px; height:420px; background:var(--purple-mid);   top:-120px; left:-100px; animation-duration:14s; }
.orb-2 { width:300px; height:300px; background:var(--purple-light);  bottom:-80px; right:-60px; animation-duration:10s; animation-delay:-5s; }
.orb-3 { width:180px; height:180px; background:var(--accent);        top:50%; left:55%; animation-duration:18s; animation-delay:-3s; }
@keyframes floatOrb {
  from { transform: translateY(0) scale(1); }
  to   { transform: translateY(40px) scale(1.08); }
}

/* ══ Barra de navegación ══ */
nav {
  position: relative; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 2rem; height: 68px;
  background: var(--purple-deep);
  box-shadow: 0 2px 24px rgba(45,10,94,0.40);
}

.sena-logo { display: flex; align-items: center; animation: fadeSlideDown .55s ease .05s both; }
.sena-logo img { height: 40px; width: auto; }
.sena-logo svg { height: 40px; width: auto; }

.nav-brand {
  font-family: 'Playfair Display', serif;
  font-size: 1.05rem; color: var(--on-brand);
  letter-spacing: .04em; display: flex; align-items: center; gap: 8px;
  animation: fadeSlideDown .55s ease .12s both;
}
.nav-brand .hl { color: var(--purple-light); }

.nav-right { display:flex; align-items:center; gap:14px; animation: fadeSlideDown .55s ease .12s both; }
.docente-badge { color: var(--accent); font-size:.86rem; }
.docente-badge strong { color: var(--on-brand); font-family:'Playfair Display', serif; font-weight:500; }
.btn-logout {
  background: rgba(255,255,255,0.12); color:var(--on-brand); border:1px solid rgba(255,255,255,0.25);
  border-radius:10px; padding:8px 16px; font-size:.82rem; cursor:pointer; font-family:'DM Sans',sans-serif;
  transition: background .2s;
}
.btn-logout:hover { background: rgba(255,255,255,0.22); }

@keyframes fadeSlideDown {
  from { opacity:0; transform: translateY(-10px); }
  to   { opacity:1; transform: translateY(0); }
}

/* ══ Botón y menú de accesibilidad (todas las páginas) ══ */
.menu-button {
  width: 48px; height: 48px;
  border: 0; border-radius: 14px;
  background: rgba(255,255,255,0.10);
  color: var(--on-brand);
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  gap: 5px;
  cursor: pointer;
  animation: fadeSlideDown .55s ease .18s both;
  transition: background .2s, transform .2s;
}
.menu-button:hover, .menu-button:focus-visible { background: rgba(255,255,255,0.18); transform: translateY(-1px); outline: none; }
.menu-button span { width: 25px; height: 2px; background: var(--on-brand); border-radius: 2px; transition: transform .25s, opacity .2s; }
.menu-button[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-button[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.menu-overlay {
  position: fixed; inset: 0;
  background: rgba(15, 7, 23, .42);
  backdrop-filter: blur(3px);
  z-index: 30; opacity: 0; visibility: hidden;
  transition: opacity .25s ease, visibility .25s ease;
}

.side-menu {
  position: fixed; top: 0; right: 0;
  width: min(390px, 92vw); height: 100vh;
  background: var(--white); color: var(--text-dark);
  z-index: 31; padding: 22px 22px 26px; overflow-y: auto;
  box-shadow: -18px 0 50px rgba(45,10,94,.22);
  transform: translateX(105%);
  transition: transform .28s cubic-bezier(.22,.68,0,1.15);
}

body.menu-open .menu-overlay { opacity: 1; visibility: visible; }
body.menu-open .side-menu { transform: translateX(0); }

.side-menu-header { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.side-menu-header h2 { font-family: 'Playfair Display', serif; color: var(--text-dark); font-size: 1.45rem; }
.close-menu { width: 42px; height: 42px; border: 1px solid var(--border); border-radius: 12px; background: transparent; color: var(--text-dark); cursor: pointer; font-size: 1.35rem; }

.menu-section { padding: 22px 0; border-bottom: 1px solid var(--border); }
.menu-section:last-child { border-bottom: 0; }
.menu-label { color: var(--label); font-size: .72rem; font-weight: 800; letter-spacing: .12em; margin-bottom: 10px; }

.menu-link {
  width: 100%; display: flex; align-items: center; gap: 11px;
  padding: 12px 13px; margin-bottom: 7px;
  border: 1px solid transparent; border-radius: 12px;
  background: transparent; color: var(--text-dark);
  text-decoration: none; font: 500 .92rem 'DM Sans', sans-serif;
  text-align: left; cursor: pointer;
  transition: background .2s, border-color .2s, transform .2s;
}
.menu-link:hover, .menu-link:focus-visible { background: var(--purple-pale); border-color: var(--border); transform: translateX(-2px); outline: none; }
.menu-link.is-current { background: var(--purple-pale); border-color: var(--border); }

.menu-icon {
  width: 34px; height: 34px; flex: 0 0 34px;
  display: grid; place-items: center; border-radius: 10px;
  background: var(--purple-pale); color: var(--label); font-weight: 800;
}

.setting-row { display: grid; gap: 10px; margin-bottom: 17px; }
.setting-row:last-child { margin-bottom: 0; }
.setting-title { font-size: .83rem; font-weight: 700; color: var(--text-dark); }

.option-group { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.option-button {
  min-height: 42px; padding: 8px 9px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface-soft);
  color: var(--text-dark); cursor: pointer; font: 500 .82rem 'DM Sans', sans-serif;
}
.option-button[aria-pressed="true"] {
  color: var(--on-brand); background: var(--purple-main); border-color: var(--purple-main);
  box-shadow: 0 4px 14px rgba(91,33,182,.22);
}

.access-toggle {
  width: 100%; min-height: 46px;
  display: flex; align-items: center; justify-content: space-between;
  border: 1px solid var(--border); border-radius: 12px;
  background: var(--surface-soft); padding: 0 13px;
  color: var(--text-dark); cursor: pointer; font: 500 .86rem 'DM Sans', sans-serif;
}
.access-toggle span:last-child { width: 40px; height: 22px; padding: 3px; border-radius: 99px; background: var(--toggle-off); transition: background .2s; }
.access-toggle span:last-child::after { content: ""; display: block; width: 16px; height: 16px; border-radius: 50%; background: white; transition: transform .2s; }
.access-toggle[aria-pressed="true"] span:last-child { background: var(--purple-main); }
.access-toggle[aria-pressed="true"] span:last-child::after { transform: translateX(18px); }

.shortcut-note { margin-top: 11px; color: var(--text-muted); font-size: .76rem; line-height: 1.5; }

/* ══ Menú de accesibilidad: foco visible y mejoras en modo oscuro ══ */
.menu-button:focus-visible, .close-menu:focus-visible, .menu-link:focus-visible,
.option-button:focus-visible, .access-toggle:focus-visible {
  outline: 3px solid var(--purple-mid); outline-offset: 2px;
}
.option-button { transition: background .2s, border-color .2s, transform .15s; }
.option-button:hover { border-color: var(--purple-mid); background: var(--purple-pale); }
.option-button:active { transform: scale(.97); }
.option-button[aria-pressed="true"]:hover { background: var(--purple-main); }
.option-button[aria-pressed="true"]::before { content: "✓ "; font-weight: 700; }
.close-menu:hover { background: var(--purple-pale); }

.dark .side-menu { border-left: 1px solid var(--border); box-shadow: -14px 0 40px rgba(10,8,18,.35); }
.dark .menu-overlay { background: rgba(12,10,20,.45); }
.dark .menu-icon { background: var(--purple-pale); color: var(--label); }
.dark .option-button, .dark .access-toggle { background: var(--surface-soft); border-color: var(--border); }
.dark .option-button:hover { background: var(--purple-pale); border-color: var(--purple-light); }
.dark .option-button[aria-pressed="true"] { background: var(--purple-main); border-color: var(--purple-mid); box-shadow: none; }
.dark .option-button[aria-pressed="true"]:hover { background: var(--purple-mid); }
.dark .access-toggle[aria-pressed="true"] { border-color: var(--purple-mid); }
.dark .access-toggle span:last-child::after { background: #F1ECF7; }
.dark .orb { opacity: .05; }
.dark::before, .dark body::before { background: radial-gradient(ellipse 80% 60% at 10% 0%, rgba(160,130,210,.07) 0%, transparent 60%); }
.dark .field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23CDB9E6' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
}
.dark .field input::placeholder, .dark .field textarea::placeholder { color: #857F94; }
.dark .field input:focus, .dark .field select:focus, .dark .field textarea:focus { box-shadow: 0 0 0 3px rgba(146,117,190,.28); }
.dark .btn-outline:hover { background: var(--purple-pale); }
.dark .btn-primary { box-shadow: 0 4px 16px rgba(10,8,18,.35); }
.dark .nav-brand .hl { color: var(--accent); }
.dark nav { box-shadow: 0 2px 18px rgba(10,8,18,.35); }

/* Transición suave al cambiar de tema */
.card, .panel-card, .stat-card, .side-menu, nav, table td, table th,
.field input, .field select, .field textarea, .option-button, .access-toggle, .btn-outline, .chip, .menu-icon {
  transition: background-color .3s ease, color .3s ease, border-color .3s ease, box-shadow .3s ease;
}

/* ══ Envoltorio de página y tarjeta genérica ══ */
.page-wrap {
  position: relative; z-index: 5;
  flex:1; display:flex; align-items:center; justify-content:center;
  padding: 2.5rem 1.5rem;
}

.card {
  background: var(--white); border-radius: 24px;
  box-shadow: var(--shadow), 0 0 0 1px var(--border);
  max-width: 780px; width: 100%; overflow: hidden;
  opacity:0; transform:translateY(36px);
  animation: cardIn .7s cubic-bezier(.22,.68,0,1.2) .22s forwards;
}
.card.card-narrow { max-width: 440px; }
.card.card-wide { max-width: 840px; }
@keyframes cardIn { to { opacity:1; transform:translateY(0); } }

.card-header {
  background: linear-gradient(135deg, var(--purple-deep) 0%, var(--purple-main) 100%);
  padding: 1.8rem 2.2rem;
  display: flex; align-items: center; gap: 16px;
}
.header-icon {
  width:52px; height:52px; border-radius:15px;
  background:rgba(255,255,255,0.15);
  display:flex; align-items:center; justify-content:center; overflow:hidden;
}
.header-icon img { width:32px; height:32px; object-fit:contain; }
.card-header h1 { font-family:'Playfair Display',serif; color:var(--on-brand); font-size:1.7rem; letter-spacing:.03em; }
.card-header p { color:var(--accent); font-size:.85rem; margin-top:3px; }

.card-body { padding: 2.4rem 2.2rem 2.6rem; }
.card-body.card-body-split { display: grid; grid-template-columns: 1fr 1px 1fr; gap: 2rem; }
.card-body.card-body-columns { display: grid; grid-template-columns: 200px 1fr; gap: 2rem; }

.panel-divider { background: linear-gradient(180deg, transparent, var(--purple-pale), transparent); }

/* ══ Paneles de selección (inicio) ══ */
.panel {
  display:flex; flex-direction:column; align-items:center; text-align:center;
  gap:16px; padding: 4px 6px;
  opacity:0; transform:translateY(18px);
  animation: panelIn .55s ease forwards;
}
.panel:nth-child(1) { animation-delay:.34s; }
.panel:nth-child(3) { animation-delay:.42s; }
@keyframes panelIn { to { opacity:1; transform:translateY(0); } }

.panel-icon {
  width:76px; height:76px; border-radius:20px;
  background: linear-gradient(160deg, var(--purple-pale) 0%, var(--tint) 100%);
  border: 2px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  transition: box-shadow .3s, transform .3s;
}
.panel:hover .panel-icon { box-shadow: 0 10px 32px rgba(91,33,182,0.22); transform: translateY(-3px); }
.panel-icon svg { width:36px; height:36px; }
.panel h3 { font-family:'Playfair Display',serif; color: var(--text-dark); font-size:1.25rem; }
.panel p { font-size:.82rem; color:var(--text-muted); margin-top:-8px; }
.panel-btns { display:flex; flex-direction:column; gap:10px; width:100%; max-width:220px; }

/* ══ Botones ══ */
.btn {
  min-height:44px; padding:0 24px; border-radius:12px;
  font-family:'DM Sans',sans-serif; font-size:.9rem; font-weight:500;
  cursor:pointer; border:none; outline:none;
  position:relative; overflow:hidden;
  transition:transform .18s, box-shadow .18s;
  text-decoration:none; display:flex; align-items:center; justify-content:center;
}
.btn::after { content:''; position:absolute; inset:0; background:rgba(255,255,255,0.18); opacity:0; transition:opacity .2s; }
.btn:hover::after { opacity:1; }
.btn:active { transform:scale(.96); }
.btn:disabled { opacity:.65; cursor:not-allowed; transform:none; }

.btn-outline { background:var(--white); color:var(--label); border:1.5px solid var(--purple-light); }
.btn-outline:hover { border-color:var(--purple-main); box-shadow:0 4px 14px rgba(91,33,182,0.14); }

.btn-primary { background:linear-gradient(135deg, var(--purple-main) 0%, var(--purple-mid) 100%); color:var(--on-brand); box-shadow:0 4px 18px rgba(91,33,182,0.3); }
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 8px 28px rgba(91,33,182,0.38); }

.btn-admin { background:var(--purple-deep); color:var(--accent); letter-spacing:.04em; font-size:.82rem; }
.btn-admin:hover { box-shadow:0 6px 20px rgba(45,10,94,0.38); transform:translateY(-2px); }

.btn-regresar {
  display:flex; align-items:center; justify-content:center; width:100%; min-height:44px;
  margin-top:10px; border:1.5px solid var(--purple-light); border-radius:11px;
  background:var(--white); color:var(--label); text-decoration:none; font-weight:700;
  transition:.18s ease;
}
.btn-regresar:hover { border-color:var(--purple-main); background:var(--purple-pale); transform:translateY(-1px); }

.btn-row { display:flex; align-items:center; gap:12px; justify-content:space-between; margin-top:4px; flex-wrap: wrap; }
.btn-group { display:flex; gap:12px; }

/* ══ Formularios ══ */
.row { display:flex; gap:14px; margin-bottom:14px; flex-wrap: wrap; }
.field { display:flex; flex-direction:column; gap:5px; flex:1; }
.field label { font-size:.72rem; font-weight:500; letter-spacing:.06em; text-transform:uppercase; color:var(--label); transition:color .2s; }
.field:focus-within label { color:var(--label-strong); }

.field input, .field select, .field textarea {
  border:1.5px solid var(--border); border-radius:10px; padding:0 14px;
  font-family:'DM Sans',sans-serif; font-size:.9rem;
  color:var(--text-dark); background:var(--off-white);
  outline:none; appearance:none; width:100%;
  transition:border-color .22s, box-shadow .22s, background .22s;
}
.field input, .field select { min-height:44px; }
.field textarea { padding:10px 14px; resize: vertical; }
.field select {
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235B21B6' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 14px center;
  padding-right:36px; cursor:pointer;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color:var(--purple-mid); background:var(--white);
  box-shadow:0 0 0 3px rgba(124,58,237,0.14);
}
.field input::placeholder, .field textarea::placeholder { color:#c4b5fd; }

.pw-wrap { position:relative; }
.pw-wrap input { width:100%; padding-right:42px; }
.pw-toggle {
  position:absolute; right:12px; top:50%; transform:translateY(-50%);
  background:none; border:none; cursor:pointer; padding:4px;
  color:var(--purple-light); font-size:1rem; transition:color .2s;
}
.pw-toggle:hover { color:var(--label); }

.divider { height:1px; background:linear-gradient(90deg,transparent,var(--purple-pale),transparent); margin:4px 0 14px; }

.assign-row { display:flex; gap:14px; align-items:flex-end; margin-bottom:16px; flex-wrap: wrap; }
.assign-label { font-size:.72rem; font-weight:500; letter-spacing:.06em; text-transform:uppercase; color:var(--label); margin-bottom:5px; }
.chips { display:flex; gap:8px; flex-wrap:wrap; }
.chip {
  padding:6px 15px; border-radius:999px; font-size:.8rem; font-weight:500;
  cursor:pointer; border:1.5px solid var(--purple-light);
  background:var(--white); color:var(--label); transition:all .22s;
}
.chip:hover, .chip.active { background:var(--purple-main); color:var(--on-brand); border-color:var(--purple-main); box-shadow:0 3px 12px rgba(91,33,182,0.28); transform:translateY(-1px); }

/* Animación de entrada por filas de formulario */
.row, .assign-row, .btn-row, .divider, .field {
  opacity:0; transform:translateX(18px);
  animation:slideIn .45s ease forwards;
}
@keyframes slideIn { to { opacity:1; transform:translateX(0); } }
@keyframes slideInLeft { from { opacity:0; transform:translateX(-22px); } to { opacity:1; transform:translateX(0); } }
.row:nth-child(1) { animation-delay:.34s; }
.row:nth-child(2) { animation-delay:.42s; }
.row:nth-child(3) { animation-delay:.50s; }
.row:nth-child(4) { animation-delay:.58s; }
.divider    { animation-delay:.64s; }
.assign-row { animation-delay:.70s; }
.btn-row    { animation-delay:.76s; }

/* ══ Silueta (registro docente / alumno) ══ */
.silhouette-col { display:flex; flex-direction:column; align-items:center; gap:10px; animation: slideInLeft .55s ease .32s both; }
.silhouette-box {
  width:172px; height:215px; border-radius:18px;
  background: linear-gradient(160deg, var(--purple-pale) 0%, var(--tint) 100%);
  border: 2px solid var(--border);
  display:flex; align-items:flex-end; justify-content:center;
  overflow:hidden; position:relative;
  transition: box-shadow .3s, transform .3s;
}
.silhouette-box:hover { box-shadow: 0 10px 36px rgba(91,33,182,0.24); transform: translateY(-3px); }
.silhouette-box svg { width:160px; animation: teacherFloat 4s ease-in-out infinite; }
@keyframes teacherFloat { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-5px); } }
.sil-label { font-size:.72rem; color:var(--label); font-weight:500; letter-spacing:.06em; text-transform:uppercase; text-align:center; }
.fields-col { display:flex; flex-direction:column; }

/* ══ Aviso / alerta y toast ══ */
.alert { padding:12px 14px; border-radius:11px; margin:0 0 15px; font-size:.8125rem; }
.alert-success { background:var(--purple-pale); color:#5B21B6; }
.alert-error { background:#FEF2F2; color:#991B1B; }
.dark .alert-success { background: rgba(205,185,230,.14); color: var(--accent); }
.dark .alert-error { background: rgba(240,128,128,.13); color:#F2B1B1; }

.toast {
  position:fixed; bottom:28px; left:50%;
  transform:translateX(-50%) translateY(80px);
  background:var(--purple-deep); color:var(--on-brand);
  padding:12px 28px; border-radius:14px;
  font-size:.88rem; font-weight:500;
  box-shadow:0 8px 32px rgba(45,10,94,0.35);
  z-index:100; opacity:0; pointer-events:none;
  transition:transform .4s cubic-bezier(.22,.68,0,1.2), opacity .4s;
  max-width: 90vw; text-align:center;
}
.toast.show { transform:translateX(-50%) translateY(0); opacity:1; }

/* ══ Título de página (panel docente / asistencia) ══ */
.page-content { position: relative; z-index: 5; flex:1; padding: 2.2rem 2rem 3rem; max-width: 1180px; width:100%; margin: 0 auto; }
.page-title { margin-bottom: 1.6rem; }
.page-title h1 { font-family:'Playfair Display', serif; color: var(--text-dark); font-size: 1.9rem; }
.page-title p { color: var(--text-muted); font-size:.9rem; margin-top:4px; }

/* ══ Panel de contenido tipo tarjeta (tablas / secciones) ══ */
.panel-card { background: var(--white); border-radius: 20px; box-shadow: var(--shadow), 0 0 0 1px var(--border); overflow: hidden; margin-bottom: 2rem; }
.panel-card-header {
  background: linear-gradient(135deg, var(--purple-deep) 0%, var(--purple-main) 100%);
  padding: 1.2rem 1.6rem; display:flex; align-items:center; justify-content:space-between; gap:1rem; flex-wrap:wrap;
}
.panel-card-header h2 { font-family:'Playfair Display', serif; color:var(--on-brand); font-size:1.2rem; }
.panel-card-header p { color:var(--accent); font-size:.78rem; margin-top:2px; }
.panel-card-body { padding: 1.4rem 1.6rem 1.6rem; }
.count-chip { background: var(--purple-pale); color: var(--label); padding: 8px 11px; border-radius: 10px; font-weight: 800; }

.filters { padding: 1.1rem 1.6rem 0; display:flex; gap:12px; flex-wrap:wrap; }
.filters input, .filters select {
  min-height:40px; border:1.5px solid var(--border); border-radius:10px;
  padding:0 14px; font-family:'DM Sans',sans-serif; font-size:.85rem;
  color:var(--text-dark); background:var(--off-white); outline:none;
  transition:border-color .2s, box-shadow .2s;
}
.filters input:focus, .filters select:focus { border-color:var(--purple-mid); background:var(--white); box-shadow:0 0 0 3px rgba(124,58,237,0.14); }
.filters input[type="search"] { flex:1; min-width:200px; }

/* ══ Estadísticas ══ */
.stats-row { display:grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; margin-bottom: 2rem; }
.grid-2 { display:grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; margin-top: 1.4rem; align-items: start; }
.stat-card { background: var(--white); border-radius: 18px; padding: 1.3rem 1.5rem; box-shadow: var(--shadow), 0 0 0 1px var(--border); display:flex; align-items:center; gap:14px; }
.stat-icon { width:48px; height:48px; border-radius:13px; flex-shrink:0; background: linear-gradient(160deg, var(--purple-pale) 0%, var(--tint) 100%); display:flex; align-items:center; justify-content:center; }
.stat-value { font-family:'Playfair Display', serif; font-size:1.55rem; color:var(--text-dark); line-height:1; }
.stat-label { font-size:.78rem; color:var(--text-muted); margin-top:4px; }

/* ══ Tablas ══ */
.table-scroll { overflow-x:auto; padding: 1.2rem 1.6rem 1.6rem; }
table { width:100%; border-collapse: collapse; font-size:.86rem; }
thead th { text-align:left; font-size:.7rem; letter-spacing:.06em; text-transform:uppercase; color: var(--label); padding: 0 12px 10px; border-bottom: 2px solid var(--purple-pale); white-space: nowrap; }
tbody td { padding: 12px; border-bottom: 1px solid var(--purple-pale); color: var(--text-dark); vertical-align: top; }
tbody tr:hover { background: var(--surface-soft); }
tbody tr:last-child td { border-bottom: none; }
.cell-muted { color: var(--text-muted); font-size:.8rem; }
.badge-area { display:inline-block; background: var(--purple-pale); color: var(--label-strong); font-size:.74rem; font-weight:500; padding:3px 10px; border-radius:20px; white-space:nowrap; }
.empty-state { text-align:center; padding: 2.4rem 1rem; color: var(--text-muted); font-size:.9rem; }
.loading-state { text-align:center; padding: 2.4rem 1rem; color: var(--label); font-size:.9rem; }

/* ══ Identidad de estudiante (marcar asistencia) ══ */
.identity-row { display:flex; align-items:center; gap:12px; margin:0 0 4px; padding:12px; background:var(--off-white); border-radius:12px; }
.identity-avatar { width:44px; height:44px; border-radius:13px; display:grid; place-items:center; background:var(--purple-pale); color:var(--label); font-weight:800; flex-shrink:0; }
.identity-row strong { display:block; }
.identity-row span { font-size:.75rem; color:var(--text-muted); }

/* ══ Historial de asistencias ══ */
.attendance-list { display:grid; gap:10px; max-height:520px; overflow:auto; }
.attendance-item { display:grid; grid-template-columns:54px 1fr; gap:12px; border:1px solid var(--border); border-radius:14px; padding:11px; background:var(--surface-soft); }
.attendance-date { height:56px; border-radius:13px; background:linear-gradient(160deg,var(--purple-pale),var(--tint)); display:grid; place-content:center; text-align:center; color:var(--label-strong); }
.attendance-date b { font:700 1.25rem 'Playfair Display'; line-height:1; }
.attendance-date small { font-size:.5625rem; font-weight:800; margin-top:3px; }
.attendance-item strong { font-size:.875rem; }
.attendance-item span, .attendance-item small { display:block; color:var(--text-muted); font-size:.75rem; }
.attendance-item small.area-tag { color:var(--label); font-weight:700; margin-top:3px; }
.empty-box { text-align:center; border:1px dashed var(--purple-light); border-radius:14px; padding:35px 15px; color:var(--text-muted); font-size:.8125rem; }

/* ══ Responsivo ══ */
@media(max-width:820px) {
  .card-body.card-body-split { grid-template-columns:1fr; }
  .panel-divider { display:none; height:1px; width:100%; margin:4px 0; }
  nav { padding:0 1.2rem; }
  .side-menu { padding:18px 16px 22px; }
  .option-group { grid-template-columns:1fr 1fr 1fr; }
  .card-body.card-body-columns { grid-template-columns:1fr; }
  .silhouette-col { flex-direction:row; }
  .nav-brand { font-size:.88rem; }
}

@media(max-width:800px) {
  .stats-row { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .page-content { padding: 1.6rem 1rem 2.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  body { scroll-behavior: auto; }
  body * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}


/* Identidad compartida: logo, nombre del sistema y acceso futuro al manual */
.sena-brand-group {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}
.app-title {
  color: var(--on-brand, #fff);
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(1rem, 2.2vw, 1.35rem);
  font-weight: 700;
  letter-spacing: .01em;
  line-height: 1.2;
  white-space: nowrap;
}
.manual-help-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  border: 2px solid currentColor;
  border-radius: 50%;
  background: transparent;
  color: var(--on-brand, #fff);
  font: 700 1.05rem/1 'DM Sans', sans-serif;
  cursor: pointer;
  transition: background .2s ease, transform .2s ease;
}
.manual-help-button:hover {
  background: rgba(255,255,255,.14);
  transform: scale(1.06);
}
.manual-help-button:focus-visible {
  outline: 3px solid var(--accent, #DBB6EE);
  outline-offset: 3px;
}
@media (max-width: 560px) {
  .sena-brand-group { gap: 8px; }
  .sena-logo img, .sena-logo svg { height: 32px; }
  .app-title { font-size: .88rem; white-space: normal; max-width: 145px; }
  .manual-help-button { width: 29px; height: 29px; }
  nav { padding-left: 1rem; padding-right: 1rem; }
}

/* Logo del SENA (enlace al inicio) y botón "?" (enlace al manual) */
a.sena-logo, a.manual-help-button { text-decoration: none; cursor: pointer; }
a.sena-logo { border-radius: 8px; }
a.sena-logo img { transition: filter .2s ease; }
a.sena-logo:hover img { filter: brightness(1.15); }
a.sena-logo:focus-visible { outline: 3px solid var(--accent, #DBB6EE); outline-offset: 4px; }