/* ============================================================
   style.css — Sistema Vocacional ITSMT
   Paleta: Verde institucional + Azul tecnológico + Blancos
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;600;700;800&family=Inter:wght@400;500;600&display=swap');

/* ── Variables de diseño ─────────────────────────────────────── */
:root {
    --verde:       #1a6b3c;
    --verde-claro: #27ae60;
    --verde-suave: #eafaf1;
    --azul:        #1e3a5f;
    --azul-claro:  #2980b9;
    --naranja:     #e67e22;
    --texto:       #1c2533;
    --texto-suave: #6b7280;
    --borde:       #e2e8f0;
    --fondo:       #f8fafb;
    --blanco:      #ffffff;
    --sombra:      0 4px 24px rgba(0,0,0,0.08);
    --sombra-md:   0 8px 40px rgba(0,0,0,0.12);
    --radio:       14px;
    --radio-lg:    22px;
    --font-titulo: 'Sora', sans-serif;
    --font-body:   'Inter', sans-serif;
}

/* ── Reset y base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: var(--font-body);
    background: var(--fondo);
    color: var(--texto);
    min-height: 100vh;
    overflow-x: hidden;
}

h1,h2,h3,h4,h5,h6 { font-family: var(--font-titulo); font-weight: 700; }

/* ── Header / Navbar ─────────────────────────────────────────── */
.navbar-vocacional {
    background: linear-gradient(135deg, var(--azul) 0%, var(--verde) 100%);
    padding: 0.85rem 1.5rem;
    box-shadow: 0 2px 20px rgba(0,0,0,0.18);
}

.navbar-brand-custom {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-circle {
    width: 46px; height: 46px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    border: 2px solid rgba(255,255,255,0.4);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.brand-text-main {
    font-family: var(--font-titulo);
    font-size: 1.1rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.1;
    letter-spacing: -0.3px;
}

.brand-text-sub {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.75);
    font-weight: 400;
    letter-spacing: 0.3px;
}

/* ── Steps / Breadcrumb ──────────────────────────────────────── */
.steps-bar {
    background: var(--blanco);
    border-bottom: 1px solid var(--borde);
    padding: 0.6rem 0;
}

.steps-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    max-width: 640px;
    margin: 0 auto;
}

.step-item {
    display: flex;
    align-items: center;
    gap: 6px;
    opacity: 0.4;
    font-size: 0.78rem;
    font-weight: 600;
    font-family: var(--font-titulo);
    transition: opacity 0.3s;
    color: var(--texto);
}

.step-item.active { opacity: 1; color: var(--verde); }
.step-item.done   { opacity: 0.7; color: var(--verde-claro); }

.step-num {
    width: 26px; height: 26px;
    border-radius: 50%;
    background: var(--borde);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.72rem;
    font-weight: 700;
    transition: all 0.3s;
}

.step-item.active .step-num { background: var(--verde); color: #fff; }
.step-item.done   .step-num { background: var(--verde-claro); color: #fff; }

.step-sep {
    width: 36px; height: 2px;
    background: var(--borde);
    flex-shrink: 0;
    margin: 0 4px;
}

/* ── Layout principal ────────────────────────────────────────── */
.main-container {
    max-width: 860px;
    margin: 2rem auto;
    padding: 0 1rem 3rem;
}

/* ── Barra de progreso del examen ────────────────────────────── */
.barra-examen-wrapper {
    background: var(--blanco);
    border-radius: 50px;
    height: 10px;
    width: 100%;
    overflow: hidden;
    border: 1px solid var(--borde);
    margin-bottom: 1.5rem;
}

.progress-bar-custom {
    height: 100%;
    background: linear-gradient(90deg, var(--verde-claro), var(--azul-claro));
    border-radius: 50px;
    transition: width 0.5s ease;
    display: flex; align-items: center; justify-content: flex-end;
    padding-right: 6px;
    font-size: 0.6rem;
    color: #fff;
    font-weight: 700;
}

/* ── Tarjetas genéricas ──────────────────────────────────────── */
.card-vocacional {
    background: var(--blanco);
    border-radius: var(--radio-lg);
    box-shadow: var(--sombra);
    border: none;
    overflow: hidden;
}

/* ── PASO 1: Registro ────────────────────────────────────────── */
.hero-registro {
    background: linear-gradient(135deg, var(--azul) 0%, var(--verde) 100%);
    padding: 2.5rem 2rem;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.hero-registro::before {
    content: '';
    position: absolute;
    top: -60px; right: -60px;
    width: 240px; height: 240px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
}

.hero-registro::after {
    content: '';
    position: absolute;
    bottom: -80px; left: -40px;
    width: 200px; height: 200px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
}

.hero-emoji {
    font-size: 3.5rem;
    display: block;
    margin-bottom: 0.5rem;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
}

.hero-titulo {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.4rem;
    letter-spacing: -0.5px;
}

.hero-subtitulo {
    font-size: 0.95rem;
    opacity: 0.85;
    max-width: 480px;
    margin: 0 auto;
}

.form-registro-body {
    padding: 2rem;
}

.form-label-custom {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--texto);
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-control-custom {
    border: 2px solid var(--borde);
    border-radius: var(--radio);
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    transition: all 0.2s;
    background: var(--fondo);
    font-family: var(--font-body);
}

.form-control-custom:focus {
    border-color: var(--verde);
    box-shadow: 0 0 0 3px rgba(39,174,96,0.12);
    background: var(--blanco);
    outline: none;
}

.form-control-custom.is-valid   { border-color: var(--verde-claro); }
.form-control-custom.is-invalid { border-color: #e74c3c; }

.btn-iniciar {
    width: 100%;
    padding: 0.9rem;
    background: linear-gradient(135deg, var(--verde), var(--verde-claro));
    border: none;
    border-radius: var(--radio);
    color: #fff;
    font-family: var(--font-titulo);
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s;
    box-shadow: 0 4px 16px rgba(39,174,96,0.35);
    letter-spacing: 0.2px;
}

.btn-iniciar:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(39,174,96,0.45);
}

.info-privacidad {
    font-size: 0.78rem;
    color: var(--texto-suave);
    text-align: center;
    margin-top: 1rem;
}

/* ── PASO 2: Instrucciones ───────────────────────────────────── */
.instrucciones-card {
    padding: 2.5rem;
}

.instruc-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 1rem;
    border-radius: var(--radio);
    background: var(--fondo);
    margin-bottom: 0.75rem;
    border: 1px solid var(--borde);
}

.instruc-num {
    width: 34px; height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--verde), var(--azul));
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800;
    font-size: 0.9rem;
    flex-shrink: 0;
}

/* ── PASO 3: Examen ──────────────────────────────────────────── */
.badge-seccion {
    display: inline-block;
    background: linear-gradient(135deg, var(--verde-suave), #d4efdf);
    color: var(--verde);
    border-radius: 50px;
    padding: 0.45rem 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid #a9dfbf;
    margin-bottom: 0.5rem;
}

.desc-seccion {
    font-size: 0.9rem;
    color: var(--texto-suave);
    margin-top: 0.4rem;
    margin-bottom: 0;
}

.pregunta-card {
    background: var(--blanco);
    border-radius: var(--radio-lg);
    padding: 2rem;
    box-shadow: var(--sombra);
}

.pregunta-numero {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--texto-suave);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.pregunta-texto {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--texto);
    margin-bottom: 1.5rem;
    line-height: 1.45;
}

.opciones-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 1.5rem;
}

.opcion-btn {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 1rem 1.25rem;
    border: 2px solid var(--borde);
    border-radius: var(--radio);
    background: var(--fondo);
    cursor: pointer;
    transition: all 0.18s ease;
    text-align: left;
    width: 100%;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--texto);
}

.opcion-btn:hover {
    border-color: var(--verde-claro);
    background: var(--verde-suave);
    transform: translateX(4px);
}

.opcion-btn.seleccionada {
    border-color: var(--verde);
    background: linear-gradient(135deg, var(--verde-suave), #d5f5e3);
    font-weight: 600;
    box-shadow: 0 0 0 3px rgba(39,174,96,0.15);
}

.opcion-letra {
    min-width: 34px; height: 34px;
    border-radius: 50%;
    background: var(--blanco);
    border: 2px solid var(--borde);
    display: flex; align-items: center; justify-content: center;
    font-weight: 800;
    font-size: 0.85rem;
    transition: all 0.18s;
    flex-shrink: 0;
    color: var(--azul);
}

.opcion-btn.seleccionada .opcion-letra {
    background: var(--verde);
    border-color: var(--verde);
    color: #fff;
}

.navegacion-preguntas {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--borde);
}

.progreso-texto {
    font-size: 0.85rem;
    color: var(--texto-suave);
    font-weight: 600;
}

/* ── Transición entre secciones ─────────────────────────────── */
.transicion-seccion {
    padding: 3rem 2rem;
}

.icono-transicion {
    font-size: 4rem;
    animation: bounce 0.8s ease infinite alternate;
}

@keyframes bounce {
    from { transform: translateY(0); }
    to   { transform: translateY(-12px); }
}

/* ── Animaciones ─────────────────────────────────────────────── */
@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.animate-in {
    animation: fadeSlideIn 0.4s ease both;
}

/* ── PASO 4: Resultados ──────────────────────────────────────── */
.resultado-header {
    background: linear-gradient(135deg, var(--azul) 0%, #1a6b3c 100%);
    padding: 2.5rem 2rem;
    text-align: center;
    color: #fff;
    border-radius: var(--radio-lg) var(--radio-lg) 0 0;
}

.resultado-body {
    padding: 2rem;
}

.carrera-resultado-card {
    display: flex;
    gap: 1.5rem;
    padding: 1.75rem;
    border-radius: var(--radio);
    background: var(--fondo);
    border: 1px solid var(--borde);
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.carrera-icono-grande {
    font-size: 3.2rem;
    flex-shrink: 0;
    line-height: 1;
}

.carrera-badge {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--verde);
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.carrera-nombre {
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--texto);
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.carrera-desc {
    font-size: 0.92rem;
    color: var(--texto-suave);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.match-bar-container {
    height: 10px;
    background: var(--borde);
    border-radius: 50px;
    overflow: hidden;
    margin-bottom: 6px;
}

.match-bar {
    height: 100%;
    border-radius: 50px;
    transition: width 1.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.match-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--texto-suave);
}

.carrera-detalle p {
    font-size: 0.88rem;
    margin-bottom: 0.4rem;
    color: var(--texto);
}

.itsmt-badge {
    background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
    border: 1px solid #a5d6a7;
    border-radius: var(--radio);
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
    color: var(--verde);
}

/* ── Otras opciones ──────────────────────────────────────────── */
.otras-opciones-titulo {
    font-size: 1rem;
    font-weight: 700;
    color: var(--texto);
    margin-bottom: 1rem;
}

.otra-opcion-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0.9rem 1rem;
    border-radius: var(--radio);
    background: var(--fondo);
    border: 1px solid var(--borde);
    margin-bottom: 0.6rem;
    font-size: 0.9rem;
}

.opcion-pos {
    font-weight: 800;
    color: var(--texto-suave);
    font-size: 1rem;
    min-width: 22px;
}

.opcion-icono { font-size: 1.5rem; }

.opcion-pts {
    font-size: 0.78rem;
    color: var(--texto-suave);
    font-weight: 600;
}

/* ── Gráfica ─────────────────────────────────────────────────── */
.grafica-wrapper {
    background: var(--fondo);
    border-radius: var(--radio);
    padding: 1.5rem;
    border: 1px solid var(--borde);
    margin-top: 1.5rem;
}

/* ── Botones resultado ────────────────────────────────────────── */
.btn-resultado {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.8rem 1.5rem;
    border-radius: var(--radio);
    font-weight: 600;
    font-family: var(--font-titulo);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.btn-imprimir {
    background: var(--azul);
    color: #fff;
    box-shadow: 0 4px 14px rgba(30,58,95,0.25);
}

.btn-reiniciar {
    background: transparent;
    color: var(--texto);
    border: 2px solid var(--borde);
}

.btn-resultado:hover { transform: translateY(-2px); }

/* ── Modal ITSMT ─────────────────────────────────────────────── */
.modal-itsmt-header {
    background: linear-gradient(135deg, var(--verde), var(--azul));
    color: #fff;
    border-radius: var(--radio) var(--radio) 0 0;
}

/* ── ADMIN PANEL ─────────────────────────────────────────────── */
.admin-sidebar {
    background: var(--azul);
    min-height: 100vh;
    padding: 1.5rem 1rem;
    color: rgba(255,255,255,0.85);
}

.admin-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0.75rem 1rem;
    border-radius: var(--radio);
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
    margin-bottom: 4px;
}

.admin-nav-item:hover,
.admin-nav-item.active {
    background: rgba(255,255,255,0.12);
    color: #fff;
}

.admin-content {
    padding: 2rem;
    background: var(--fondo);
    min-height: 100vh;
}

.stat-card {
    background: var(--blanco);
    border-radius: var(--radio);
    padding: 1.5rem;
    box-shadow: var(--sombra);
    border-left: 5px solid var(--verde);
    transition: transform 0.2s;
}

.stat-card:hover { transform: translateY(-3px); }

.stat-numero {
    font-family: var(--font-titulo);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--texto);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.82rem;
    color: var(--texto-suave);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.alerta-card {
    background: var(--blanco);
    border-radius: var(--radio);
    padding: 1rem 1.25rem;
    box-shadow: var(--sombra);
    border-left: 4px solid var(--verde-claro);
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 0.75rem;
    transition: all 0.2s;
}

.alerta-card.leida {
    opacity: 0.55;
    border-left-color: var(--borde);
}

.alerta-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--verde), var(--azul));
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
    color: #fff;
    font-weight: 700;
}

.alerta-nombre { font-weight: 700; font-size: 0.92rem; }
.alerta-carrera { font-size: 0.8rem; color: var(--verde); font-weight: 600; }
.alerta-meta { font-size: 0.75rem; color: var(--texto-suave); }
.alerta-badge-new {
    background: var(--naranja);
    color: #fff;
    border-radius: 50px;
    padding: 2px 10px;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-left: auto;
    flex-shrink: 0;
}

.tabla-estudiantes th {
    font-family: var(--font-titulo);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--texto-suave);
    font-weight: 700;
    border-bottom: 2px solid var(--borde);
    padding: 0.85rem 1rem;
}

.tabla-estudiantes td {
    font-size: 0.88rem;
    padding: 0.85rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--borde);
}

.badge-itsmt {
    background: var(--verde-suave);
    color: var(--verde);
    border: 1px solid #a9dfbf;
    border-radius: 50px;
    padding: 3px 10px;
    font-size: 0.72rem;
    font-weight: 700;
}

.badge-otro {
    background: #f0f0f0;
    color: var(--texto-suave);
    border-radius: 50px;
    padding: 3px 10px;
    font-size: 0.72rem;
    font-weight: 600;
}

/* ── Login admin ──────────────────────────────────────────────── */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--azul), var(--verde));
    padding: 1rem;
}

.login-card {
    background: var(--blanco);
    border-radius: var(--radio-lg);
    padding: 2.5rem;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--sombra-md);
}

/* ── Zona de alertas ─────────────────────────────────────────── */
#zona-alertas {
    position: fixed;
    top: 80px; right: 20px;
    z-index: 1060;
    width: 340px;
    max-width: calc(100vw - 40px);
}

/* ── Zona de info de sección ─────────────────────────────────── */
#info-seccion {
    margin-bottom: 1rem;
}

/* ── Impresión ─────────────────────────────────────────────────── */
@media print {
    .navbar-vocacional, .steps-bar, .btn-resultado,
    .navegacion-preguntas, #zona-alertas { display: none !important; }
    .card-vocacional { box-shadow: none; border: 1px solid #ccc; }
    body { background: #fff; }
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 640px) {
    .carrera-resultado-card { flex-direction: column; gap: 1rem; }
    .pregunta-texto { font-size: 1.1rem; }
    .hero-titulo { font-size: 1.5rem; }
    .instrucciones-card { padding: 1.5rem; }
    .resultado-body { padding: 1.25rem; }
    .main-container { margin: 1rem auto; }
    #zona-alertas { width: calc(100vw - 40px); }
}