/* =================================================================
   Portal Psicología Premium — Sistema de diseño
   Paleta: blanco · azul marino · dorado premium · gris claro
   Tipografía: Playfair Display (títulos) + Poppins (texto)
   ================================================================= */

:root{
  --navy-deep:#0a1526;
  --navy:#0f2043;
  --navy-light:#1c355e;
  --navy-soft:#eef1f7;
  --gold:#c9a24b;
  --gold-light:#e8d29b;
  --gold-soft:#f7f0dd;
  --gray-50:#f7f8fa;
  --gray-100:#eef0f4;
  --gray-200:#e2e5ec;
  --gray-400:#9aa1b0;
  --ink:#1b1e27;
  --muted:#6b7280;
  --white:#ffffff;
  --danger:#c0342c;
  --success:#2f8f5b;
  --radius-sm:8px;
  --radius:14px;
  --radius-lg:20px;
  --shadow-sm:0 2px 8px rgba(15,32,67,.06);
  --shadow-md:0 12px 28px -12px rgba(15,32,67,.18);
  --shadow-lg:0 24px 48px -20px rgba(15,32,67,.28);
  --ease:cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  font-family:'Poppins', sans-serif;
  color:var(--ink);
  background:var(--gray-50);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
}
h1,h2,h3{font-family:'Playfair Display', serif; margin:0; color:var(--navy);}
p{margin:0;}
a{color:inherit; text-decoration:none;}
button{font-family:inherit; cursor:pointer;}
img{max-width:100%; display:block;}
code{background:var(--gray-100); padding:2px 6px; border-radius:4px; font-size:.9em;}

/* ============================== LOGIN ============================== */
.login-body{
  background:
    radial-gradient(circle at 85% 12%, rgba(201,162,75,.12), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(201,162,75,.08), transparent 40%),
    linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 55%, #071023 100%);
  min-height:100vh;
  display:flex; align-items:center; justify-content:center;
  padding:24px;
}
.login-shell{width:100%; max-width:400px;}
.login-card{
  background:var(--white);
  border-radius:22px;
  padding:44px 38px 38px;
  box-shadow:0 40px 80px -20px rgba(0,0,0,.45);
  animation:apareceCard .5s var(--ease);
}
@keyframes apareceCard{from{opacity:0; transform:translateY(16px);} to{opacity:1; transform:translateY(0);}}
.login-brand{display:flex; align-items:center; gap:10px; justify-content:center; margin-bottom:28px;}
.login-psi{
  width:38px; height:38px; border:1.5px solid var(--gold); border-radius:50%;
  display:flex; align-items:center; justify-content:center; color:var(--gold);
  font-family:'Playfair Display',serif; font-size:19px;
}
.login-brand-name{font-size:14px; letter-spacing:1.5px; text-transform:uppercase; font-weight:600; color:var(--navy);}
.login-brand-name em{font-style:normal; color:var(--gold);}
.login-title{font-size:24px; text-align:center; margin-bottom:6px;}
.login-sub{font-size:13px; color:var(--muted); text-align:center; margin-bottom:26px; line-height:1.6;}
.login-error{
  background:#fdecea; color:var(--danger); border:1px solid #f3c6c1;
  font-size:12.5px; padding:11px 14px; border-radius:var(--radius-sm); margin-bottom:18px; text-align:center;
}
.login-form .field{display:block; margin-bottom:16px;}
.field-label{display:block; font-size:11.5px; font-weight:600; color:var(--navy); margin-bottom:6px; letter-spacing:.3px;}
.login-form input{
  width:100%; padding:13px 15px; border-radius:10px; border:1.5px solid var(--gray-200);
  font-size:14px; font-family:inherit; background:var(--gray-50); transition:border-color .18s var(--ease), background .18s var(--ease);
}
.login-form input:focus{outline:none; border-color:var(--gold); background:var(--white);}
.btn-login{
  width:100%; padding:14px; border:none; border-radius:10px; margin-top:6px;
  background:linear-gradient(180deg,#dcb968,var(--gold) 55%,#a9822f);
  color:#241a04; font-weight:700; font-size:14.5px;
  box-shadow:0 10px 22px rgba(201,162,75,.35);
  transition:transform .15s var(--ease), box-shadow .15s var(--ease);
}
.btn-login:hover{transform:translateY(-1px); box-shadow:0 14px 26px rgba(201,162,75,.45);}
.login-forgot{display:block; text-align:center; font-size:11.5px; color:var(--gray-400); margin-top:16px;}
.login-forgot.is-disabled{cursor:not-allowed; text-decoration:line-through;}
.login-footer{text-align:center; color:#7c85a0; font-size:11.5px; margin-top:22px; letter-spacing:.3px;}

/* ============================== APP SHELL ============================== */
.app-shell{display:flex; min-height:100vh;}

/* --- Sidebar --- */
.sidebar{
  width:264px; flex:none; background:var(--navy-deep); color:#fff;
  display:flex; flex-direction:column; padding:26px 18px;
  position:sticky; top:0; height:100vh; overflow-y:auto;
}
.sidebar-brand{display:flex; align-items:center; gap:10px; padding:0 8px 26px;}
.brand-psi{
  width:32px; height:32px; border:1.5px solid var(--gold); border-radius:50%;
  display:flex; align-items:center; justify-content:center; color:var(--gold); font-family:'Playfair Display',serif; font-size:16px;
}
.brand-name{font-size:13.5px; letter-spacing:1.2px; text-transform:uppercase; font-weight:600;}
.brand-name em{font-style:normal; color:var(--gold-light);}
.sidebar-nav{flex:1;}
.nav-label{font-size:10.5px; letter-spacing:1.6px; text-transform:uppercase; color:#6c7690; font-weight:600; margin:20px 8px 10px;}
.sidebar-nav ul{list-style:none; margin:0; padding:0;}
.nav-link{
  display:flex; align-items:center; gap:11px; padding:10px 12px; border-radius:10px;
  color:#c4cadc; font-size:13.5px; font-weight:500; margin-bottom:2px;
  transition:background .16s var(--ease), color .16s var(--ease);
}
.nav-link svg{flex:none; opacity:.85;}
.nav-link:hover{background:rgba(255,255,255,.06); color:#fff;}
.nav-link.active{background:rgba(201,162,75,.14); color:var(--gold-light); font-weight:600;}
.nav-link.active svg{opacity:1;}
.sidebar-logout{
  display:flex; align-items:center; gap:10px; padding:11px 12px; border-radius:10px;
  color:#9aa1b0; font-size:13px; margin-top:12px; border-top:1px solid rgba(255,255,255,.08); padding-top:18px;
  transition:color .16s var(--ease);
}
.sidebar-logout:hover{color:#fff;}
.sidebar-overlay{display:none;}

/* --- Main / Topbar --- */
.app-main{flex:1; display:flex; flex-direction:column; min-width:0;}
.topbar{
  display:flex; align-items:center; gap:18px; padding:16px 32px;
  background:rgba(255,255,255,.85); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--gray-200); position:sticky; top:0; z-index:20;
}
.icon-btn{
  width:38px; height:38px; border-radius:10px; display:flex; align-items:center; justify-content:center;
  color:var(--navy); background:transparent; border:none; transition:background .15s var(--ease);
}
.icon-btn:hover{background:var(--gray-100);}
.only-mobile{display:none;}

.search-wrap{flex:1; max-width:520px; position:relative;}
.search-ic{position:absolute; left:14px; top:50%; transform:translateY(-50%); color:var(--gray-400);}
.search-input{
  width:100%; padding:11px 16px 11px 40px; border-radius:100px; border:1.5px solid var(--gray-200);
  background:var(--gray-50); font-size:13.5px; font-family:inherit; transition:border-color .15s var(--ease), box-shadow .15s var(--ease);
}
.search-input:focus{outline:none; border-color:var(--gold); box-shadow:0 0 0 4px rgba(201,162,75,.14); background:#fff;}
.search-results{
  display:none; position:absolute; top:calc(100% + 8px); left:0; right:0; background:#fff;
  border-radius:var(--radius); box-shadow:var(--shadow-lg); border:1px solid var(--gray-200);
  max-height:360px; overflow-y:auto; z-index:30; padding:6px;
}
.search-results.is-visible{display:block; animation:apareceLista .16s var(--ease);}
@keyframes apareceLista{from{opacity:0; transform:translateY(-4px);} to{opacity:1; transform:translateY(0);}}
.search-item{display:flex; flex-direction:column; gap:2px; padding:10px 12px; border-radius:9px; transition:background .12s var(--ease);}
.search-item:hover{background:var(--gray-50);}
.search-item-cat{font-size:10px; text-transform:uppercase; letter-spacing:.6px; color:var(--gold); font-weight:700;}
.search-item-title{font-size:13.5px; color:var(--ink); font-weight:500;}
.search-empty{padding:16px; text-align:center; font-size:12.5px; color:var(--muted);}

.topbar-user{display:flex; align-items:center; gap:10px; margin-left:auto;}
.user-chip{display:flex; align-items:center; gap:9px; padding:6px 12px 6px 6px; border-radius:100px; background:var(--gray-50); border:1px solid var(--gray-200);}
.user-avatar{
  width:28px; height:28px; border-radius:50%; background:var(--navy); color:var(--gold-light);
  display:flex; align-items:center; justify-content:center; font-size:12px; font-weight:700; font-family:'Playfair Display',serif;
}
.user-email{font-size:12.5px; color:var(--navy); font-weight:500;}

/* --- Content area --- */
.content-area{flex:1; padding:36px 32px 60px; max-width:1240px; width:100%; margin:0 auto;}
.app-footer{
  padding:20px 32px; text-align:center; font-size:11.5px; color:var(--gray-400);
  border-top:1px solid var(--gray-200);
}
.app-footer .dot{margin:0 6px;}

/* ============================== PAGE HEAD / COMMON ============================== */
.page-head{display:flex; align-items:flex-end; justify-content:space-between; gap:20px; margin-bottom:30px; flex-wrap:wrap;}
.eyebrow{font-size:11px; letter-spacing:2px; text-transform:uppercase; color:var(--gold); font-weight:700; margin-bottom:6px; display:flex; align-items:center; gap:6px;}
.page-head h1{font-size:28px; margin-bottom:6px;}
.page-lead{color:var(--muted); font-size:13.5px; max-width:520px;}
.page-count{font-size:12px; color:var(--muted); background:var(--gray-100); padding:7px 14px; border-radius:100px; font-weight:600; white-space:nowrap;}

.section-row{display:flex; align-items:center; justify-content:space-between; margin-bottom:18px;}
.section-row h2{font-size:19px;}
.link-ver-todo{display:flex; align-items:center; gap:4px; font-size:12.5px; color:var(--gold); font-weight:600;}
.link-volver{display:inline-flex; align-items:center; gap:6px; font-size:12.5px; color:var(--muted); font-weight:600; margin-bottom:20px;}
.link-volver:hover{color:var(--navy);}

.empty-state{
  background:var(--gray-50); border:1px dashed var(--gray-200); border-radius:var(--radius);
  padding:26px; text-align:center; color:var(--muted); font-size:13px;
}

/* ============================== STATS ============================== */
.stats-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-bottom:40px;}
.stat-card{
  background:var(--white); border:1px solid var(--gray-200); border-radius:var(--radius);
  padding:22px 20px; box-shadow:var(--shadow-sm); transition:transform .18s var(--ease), box-shadow .18s var(--ease);
}
.stat-card:hover{transform:translateY(-3px); box-shadow:var(--shadow-md);}
.stat-num{display:block; font-family:'Playfair Display',serif; font-size:30px; font-weight:800; color:var(--navy);}
.stat-label{font-size:12px; color:var(--muted); font-weight:500;}

/* ============================== CARDS GRID ============================== */
.cards-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:20px;}
.card-material{
  background:var(--white); border:1px solid var(--gray-200); border-radius:var(--radius);
  overflow:hidden; display:flex; flex-direction:column;
  transition:transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
}
.card-material:hover{transform:translateY(-4px); box-shadow:var(--shadow-md); border-color:transparent;}
.card-imagen{position:relative; display:block; aspect-ratio:4/3; background:var(--navy-soft); overflow:hidden;}
.card-imagen img{width:100%; height:100%; object-fit:cover; transition:transform .35s var(--ease);}
.card-material:hover .card-imagen img{transform:scale(1.05);}
.card-imagen-placeholder{width:100%; height:100%; display:flex; align-items:center; justify-content:center; color:var(--gold);}
.badge-destacado{
  position:absolute; top:10px; left:10px; background:var(--navy); color:var(--gold-light);
  font-size:9.5px; font-weight:700; letter-spacing:.5px; text-transform:uppercase; padding:5px 10px; border-radius:6px;
}
.card-body{padding:16px 16px 14px; display:flex; flex-direction:column; gap:6px; flex:1;}
.card-categoria{font-size:10px; letter-spacing:1px; text-transform:uppercase; color:var(--gold); font-weight:700;}
.card-titulo{font-size:14.5px; font-weight:600; color:var(--navy); line-height:1.35; font-family:'Poppins',sans-serif;}
.card-desc{font-size:12px; color:var(--muted); line-height:1.5; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;}
.card-footer{display:flex; align-items:center; justify-content:space-between; margin-top:auto; padding-top:10px;}
.card-formatos{display:flex; gap:5px;}
.fmt-chip{font-size:9.5px; font-weight:800; letter-spacing:.3px; padding:4px 7px; border-radius:5px; color:#fff;}
.fmt-word{background:#2b579a;} .fmt-pdf{background:#c0342c;} .fmt-canva{background:#00c4cc;}

.btn-favorito{
  width:32px; height:32px; border-radius:50%; border:1px solid var(--gray-200); background:var(--white);
  display:flex; align-items:center; justify-content:center; color:var(--gray-400);
  transition:all .18s var(--ease);
}
.btn-favorito:hover{border-color:var(--gold); color:var(--gold);}
.btn-favorito.is-active{background:var(--gold-soft); border-color:var(--gold); color:var(--gold);}
.btn-favorito.is-active svg{fill:var(--gold);}
.btn-favorito.pulso{animation:pulso .26s var(--ease);}
@keyframes pulso{50%{transform:scale(1.22);}}

/* ============================== LISTAS SIMPLES ============================== */
.lista-simple{display:flex; flex-direction:column; gap:8px;}
.lista-item{
  display:flex; align-items:center; gap:14px; background:var(--white); border:1px solid var(--gray-200);
  border-radius:var(--radius-sm); padding:13px 16px; transition:border-color .15s var(--ease), transform .15s var(--ease);
}
.lista-item:hover{border-color:var(--gold); transform:translateX(3px);}
.lista-ic{color:var(--gold); flex:none;}
.lista-texto{display:flex; flex-direction:column; gap:2px; flex:1; min-width:0;}
.lista-texto strong{font-size:13.5px; color:var(--navy); font-weight:600; white-space:nowrap; overflow:hidden; text-overflow:ellipsis;}
.lista-texto small{font-size:11.5px; color:var(--muted);}
.lista-fecha{font-size:11px; color:var(--gray-400); white-space:nowrap;}

.chips-row{display:flex; flex-wrap:wrap; gap:10px;}
.chip-accedido{
  display:flex; align-items:center; gap:7px; background:var(--gold-soft); color:#7a5f21;
  font-size:12px; font-weight:600; padding:8px 14px; border-radius:100px; border:1px solid var(--gold-light);
}

/* ============================== MATERIAL DETALLE ============================== */
.material-detalle{display:grid; grid-template-columns:.9fr 1.1fr; gap:36px; align-items:start;}
.material-imagen-grande{
  background:var(--navy-soft); border-radius:var(--radius-lg); overflow:hidden; aspect-ratio:4/3;
  display:flex; align-items:center; justify-content:center; color:var(--gold);
}
.material-imagen-grande img{width:100%; height:100%; object-fit:cover;}
.material-info h1{font-size:26px; margin:8px 0 14px;}
.material-desc{color:var(--muted); font-size:14px; line-height:1.75; margin-bottom:20px;}
.material-compat{display:flex; align-items:center; gap:8px; margin-bottom:24px;}
.compat-label{font-size:12px; color:var(--muted); font-weight:600; margin-right:4px;}
.material-acciones{display:flex; flex-wrap:wrap; gap:12px; align-items:center;}
.btn-descargar{
  display:inline-flex; align-items:center; gap:9px; padding:13px 22px; border-radius:10px;
  background:linear-gradient(180deg,#dcb968,var(--gold) 55%,#a9822f); color:#241a04;
  font-weight:700; font-size:13.5px; box-shadow:0 10px 20px rgba(201,162,75,.32);
  transition:transform .15s var(--ease), box-shadow .15s var(--ease);
}
.btn-descargar:hover{transform:translateY(-2px); box-shadow:0 14px 26px rgba(201,162,75,.4);}
.btn-favorito-grande{
  display:inline-flex; align-items:center; gap:9px; padding:12px 20px; border-radius:10px;
  background:var(--white); border:1.5px solid var(--gray-200); color:var(--navy); font-weight:600; font-size:13.5px;
  transition:all .18s var(--ease);
}
.btn-favorito-grande:hover{border-color:var(--gold);}
.btn-favorito-grande.is-active{background:var(--gold-soft); border-color:var(--gold); color:#7a5f21;}
.btn-favorito-grande.is-active svg{fill:#7a5f21;}

/* ============================== CUENTA ============================== */
.cuenta-card{background:var(--white); border:1px solid var(--gray-200); border-radius:var(--radius); max-width:520px; overflow:hidden;}
.cuenta-row{display:flex; align-items:center; justify-content:space-between; padding:16px 22px; border-bottom:1px solid var(--gray-100);}
.cuenta-row:last-child{border-bottom:none;}
.cuenta-label{font-size:12.5px; color:var(--muted); font-weight:500;}
.cuenta-value{font-size:13.5px; color:var(--navy); font-weight:600;}
.badge-plan{background:var(--navy); color:var(--gold-light); font-size:11px; font-weight:700; padding:5px 12px; border-radius:100px;}
.cuenta-nota{font-size:12px; color:var(--gray-400); max-width:520px; margin-top:16px; line-height:1.6;}

/* ============================== ANIMACIONES ============================== */
.entrada-suave{animation:entrada .42s var(--ease) both;}
@keyframes entrada{from{opacity:0; transform:translateY(10px);} to{opacity:1; transform:translateY(0);}}

/* ============================== RESPONSIVE ============================== */
@media (max-width:1180px){
  .cards-grid{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:980px){
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .material-detalle{grid-template-columns:1fr;}
  .cards-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:860px){
  .only-desktop{display:none;}
  .only-mobile{display:flex;}
  .sidebar{
    position:fixed; left:0; top:0; z-index:60; transform:translateX(-100%);
    transition:transform .22s var(--ease); box-shadow:var(--shadow-lg);
  }
  .sidebar.is-open{transform:translateX(0);}
  .sidebar-overlay{
    display:block; position:fixed; inset:0; background:rgba(10,21,38,.5); z-index:55;
    opacity:0; pointer-events:none; transition:opacity .2s var(--ease);
  }
  .sidebar-overlay.is-visible{opacity:1; pointer-events:auto;}
  .content-area{padding:24px 18px 50px;}
  .topbar{padding:14px 18px;}
}
@media (max-width:600px){
  .cards-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .page-head{flex-direction:column; align-items:flex-start;}
  .user-email{display:none;}
}