/* Espace privé — Mission Réussite · production
   Paleta oficial: teal #2D6772 · naranja #F2AE5D · azul #2E86C1
   verde claro #B7DAC4 · fondo menta #F0F5EF
   Sin fuentes externas: pila del sistema. */

:root{
  --teal:#2D6772; --teal-dark:#24545e; --orange:#F2AE5D; --blue:#2E86C1;
  --green:#B7DAC4; --mint:#F0F5EF; --ink:#21333a; --muted:#5c6f76;
  --card:#ffffff; --line:#d8e4dc; --danger:#b3372f; --ok:#2e7d4f;
  --radius:14px;
  --font:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--font); background:var(--mint); color:var(--ink); line-height:1.5;}
img{max-width:100%}
h1,h2,h3{color:var(--teal-dark); line-height:1.2; margin:.2em 0 .5em}
button{font-family:inherit; cursor:pointer}
input,select,textarea{font-family:inherit; font-size:1rem; padding:.55rem .7rem;
  border:1.5px solid var(--line); border-radius:9px; background:#fff; width:100%;}
input:focus,select:focus,textarea:focus{outline:2px solid var(--blue); outline-offset:1px; border-color:var(--blue)}
label{display:block; font-weight:600; margin:.7rem 0 .25rem; color:var(--teal-dark)}
textarea{resize:vertical; min-height:90px}

.btn{border:none; border-radius:9px; padding:.6rem 1.1rem; font-size:1rem; font-weight:600;}
.btn-primary{background:var(--teal); color:#fff; width:100%; margin-top:1rem}
.btn-primary:hover{background:var(--teal-dark)}
.btn-secondary{background:var(--orange); color:#3a2a12; width:100%; margin-top:.8rem}
.btn-ghost{background:transparent; color:var(--teal-dark); border:1.5px solid var(--teal)}
.btn-small{padding:.35rem .8rem; font-size:.9rem; width:auto; margin:0}
.btn-danger{background:var(--danger); color:#fff}
.btn[disabled]{opacity:.55; cursor:wait}
.linklike{background:none; border:none; color:var(--blue); font-size:.95rem;
  text-decoration:underline; margin-top:1rem; padding:0}
.error{background:#fbeae8; color:var(--danger); border-radius:9px; padding:.55rem .8rem; font-size:.95rem}
.ok{background:#e6f4ec; color:var(--ok); border-radius:9px; padding:.55rem .8rem; font-size:.95rem}
.hint{color:var(--muted); font-size:.95rem}
.row{display:flex; gap:.6rem; flex-wrap:wrap; align-items:center}
.row.between{justify-content:space-between}
.brand-stripe{height:6px; background:linear-gradient(90deg, var(--teal) 0 40%, var(--orange) 40% 70%, var(--blue) 70% 100%)}

/* ---------- Portada ---------- */
.hero{background:var(--teal); color:#fff; text-align:center; padding:2.2rem 1rem 0}
.hero-inner{max-width:760px; margin:0 auto; padding-bottom:1.6rem}
.hero-logo{width:72px; height:72px; object-fit:contain; background:#fff; border-radius:50%;
  padding:6px; box-shadow:0 2px 10px rgba(0,0,0,.18)}
.hero h1{color:#fff; font-size:clamp(2.6rem, 8vw, 4.2rem); margin:.35rem 0 0; letter-spacing:.5px}
.hero-brand{font-size:clamp(1.25rem, 3.5vw, 1.7rem); margin:.1rem 0 .8rem; font-weight:600}
.hero-brand span{color:var(--orange)}
.hero-welcome{max-width:600px; margin:0 auto; color:#eaf4ee; font-size:1.02rem}
.cover-main{max-width:1060px; margin:0 auto; padding:1.4rem 1rem 2.5rem;
  display:grid; grid-template-columns:1fr 1fr; gap:1.4rem; align-items:start}
.cover-photo{margin:0; grid-column:1 / -1}
.cover-photo img{width:100%; height:320px; object-fit:cover; border-radius:var(--radius); display:block}
.cover-photo figcaption{color:var(--muted); font-size:.92rem; margin-top:.4rem; text-align:center}
.login-card,.inside-card,.news-section{background:var(--card); border:1px solid var(--line);
  border-radius:var(--radius); padding:1.3rem 1.4rem; box-shadow:0 3px 14px rgba(45,103,114,.08)}
.inside-card img{border-radius:10px; margin-top:.8rem; height:180px; width:100%; object-fit:cover}
.inside-card ul{padding-left:1.1rem; margin:.4rem 0}
.news-section{grid-column:1 / -1}
.news-list{display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:1rem}
.news-item{border:1px solid var(--line); border-radius:10px; overflow:hidden; background:#fbfdfe}
.news-item img{width:100%; height:150px; object-fit:cover; display:block}
.news-item div{padding:.8rem 1rem}
.news-item h3{margin:.1rem 0 .35rem; font-size:1.05rem}
.news-item p{margin:0; white-space:pre-wrap}
.news-item time{color:var(--muted); font-size:.85rem}
.site-footer{text-align:center; color:var(--muted); font-size:.88rem; padding:1.2rem 1rem 2rem}

/* ---------- Vistas internas ---------- */
.center-wrap{min-height:100vh; display:flex; align-items:center; justify-content:center; padding:1rem}
.card{background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:1.6rem; box-shadow:0 3px 14px rgba(45,103,114,.10)}
.card.narrow{max-width:460px; width:100%}
.card-logo{width:48px; height:48px; object-fit:contain}
.app-header{background:#fff; border-bottom:1px solid var(--line); position:sticky; top:0; z-index:5}
.app-header-inner{max-width:1060px; margin:0 auto; padding:.55rem 1rem; display:flex;
  align-items:center; justify-content:space-between; gap:1rem; flex-wrap:wrap}
.app-brand{display:flex; gap:.6rem; align-items:center}
.app-brand img{width:34px; height:34px; object-fit:contain}
.app-brand strong{color:var(--teal-dark); display:block; line-height:1.1}
.app-brand small{color:var(--muted)}
.app-actions{display:flex; gap:.5rem; align-items:center; flex-wrap:wrap}
.who{color:var(--muted); font-size:.92rem}
.app-main{max-width:1060px; margin:0 auto; padding:1.4rem 1rem 2.5rem}
.tabs{display:flex; gap:.5rem; flex-wrap:wrap; margin-bottom:1.2rem}
.tab{border:1.5px solid var(--teal); background:#fff; color:var(--teal-dark);
  border-radius:999px; padding:.4rem 1rem; font-weight:600}
.tab.active{background:var(--teal); color:#fff}
.student-head{display:flex; align-items:center; gap:1rem; flex-wrap:wrap; margin-bottom:1rem}
.student-head img{width:64px; height:64px; border-radius:50%; object-fit:cover}
.panel{background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:1.2rem 1.3rem; margin-bottom:1.3rem}
.panel h3{margin-top:0}
.hero-report{border-left:6px solid var(--orange); background:#fff8ef}
.hero-report .meta,.report .meta,.material .meta{color:var(--muted); font-size:.88rem}
.report{border-top:1px solid var(--line); padding:.9rem 0}
.report:first-of-type{border-top:none}
.report p,.hero-report p{white-space:pre-wrap; margin:.35rem 0}
.chip{display:inline-block; background:var(--green); color:#1e4630; border-radius:999px;
  padding:.08rem .6rem; font-size:.8rem; font-weight:600}
.chip.blue{background:#dbeefb; color:#174e73}
.material{display:flex; justify-content:space-between; gap:1rem; align-items:center;
  border-top:1px solid var(--line); padding:.7rem 0; flex-wrap:wrap}
.material:first-of-type{border-top:none}
.material .actions{display:flex; gap:.45rem}
.empty{border:1.5px dashed var(--line); border-radius:var(--radius); padding:1.4rem;
  text-align:center; color:var(--muted); background:#fbfdfe}
.empty img{max-width:340px; width:100%; border-radius:10px; margin-bottom:.7rem}
table{width:100%; border-collapse:collapse; font-size:.95rem}
th,td{text-align:left; padding:.5rem .45rem; border-bottom:1px solid var(--line); vertical-align:top}
th{color:var(--teal-dark)}
.grid-2{display:grid; grid-template-columns:1fr 1fr; gap:1.2rem}
.checkline{display:flex; gap:.5rem; align-items:center; font-weight:400; margin:.3rem 0}
.checkline input{width:auto}
details{margin:.4rem 0}
summary{cursor:pointer; font-weight:600; color:var(--teal-dark)}

/* ---------- Modales / visor / toast ---------- */
.modal{position:fixed; inset:0; background:rgba(20,40,46,.55); display:flex;
  align-items:flex-start; justify-content:center; padding:1rem; overflow:auto; z-index:20}
.modal-box{background:#fff; border-radius:var(--radius); padding:1.4rem; max-width:480px; width:100%}
.modal-wide{max-width:900px}
.viewer-body{min-height:220px}
.viewer-body iframe{width:100%; height:70vh; border:1px solid var(--line); border-radius:9px}
.viewer-body img{display:block; margin:0 auto; max-height:70vh}
.toast{position:fixed; left:50%; bottom:1.2rem; transform:translateX(-50%);
  background:var(--teal-dark); color:#fff; padding:.7rem 1.2rem; border-radius:999px;
  box-shadow:0 4px 18px rgba(0,0,0,.25); z-index:40; max-width:92vw; text-align:center}

@media (max-width:760px){
  .cover-main{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .cover-photo img{height:210px}
  th,td{font-size:.88rem}
}

/* Corrección 2026-11-07: el atributo hidden manda sobre display:flex de los modales */
[hidden]{display:none !important}