/* ==========================================================================
   VARIABLES DE COLOR INSTITUCIONAL
   ========================================================================== */
:root {
    --vino-oscuro: #620000;
    --vino-claro: #8a1c1c;
    --dorado: #daa520;      /* Mostaza/Dorado */
    --blanco: #ffffff;
    --fondo: #e9ecef;       /* Gris suave para el fondo de pantalla */
}

/* Configuración básica del cuerpo (Centrado Flexbox) */
body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--fondo);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
}

/* ==========================================================================
   ESTRUCTURA PRINCIPAL (EL ENCUADRE)
   ========================================================================== */
.main-wrapper {
    background-color: var(--blanco);
    width: 100%;
    max-width: 1100px; /* Ancho máximo para que se vea elegante */
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1); /* Efecto de elevación */
    overflow: hidden;
    margin-bottom: 60px; /* Dejar espacio para el botón de WhatsApp */
    position: relative;
}

/* Header (Cabecera dentro del cuadro) */
.header-border {
    border-bottom: 5px solid var(--vino-oscuro);
    background: linear-gradient(to bottom, #fff, #fbfbfb);
}

/* ==========================================================================
   TIPOGRAFÍA
   ========================================================================== */
.instituto-text { font-size: 1.2rem; color: var(--vino-oscuro); font-weight: 500; letter-spacing: 1px; text-transform: uppercase; }
.tuinen-title { font-size: 5rem; font-weight: 900; color: var(--vino-oscuro); margin: -10px 0 0 0; line-height: 1; text-shadow: 2px 2px 0px rgba(0,0,0,0.05); }
.star-text { color: var(--vino-oscuro); }
.welcome-bar { border-top: 2px solid var(--dorado); display: inline-block; padding: 10px 40px 0; }
.welcome-text { color: #666; font-size: 1.3rem; font-weight: 600; text-transform: uppercase; margin: 0; }

/* ==========================================================================
   BOTONES Y TARJETAS
   ========================================================================== */
/* Botones Principales (Carreras / Turnos) */
.btn-main {
    background-color: var(--vino-oscuro);
    color: white;
    border: none;
    padding: 15px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 50px;
    box-shadow: 0 4px 0 var(--vino-claro); /* Sombra sólida 3D */
    transition: all 0.2s;
}
.btn-main:hover { background-color: var(--vino-claro); transform: translateY(2px); box-shadow: 0 2px 0 #500000; color: white; }

/* Tarjetas de Selección */
.card-career, .card-shift {
    background: white;
    border: 1px solid #eee;
    border-radius: 15px;
    padding: 20px;
    cursor: pointer;
    transition: 0.3s;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}
.card-career:hover, .card-shift:hover {
    transform: translateY(-5px);
    border-color: var(--dorado);
    box-shadow: 0 10px 25px rgba(218, 165, 32, 0.15);
}

/* Efecto hover específico para Turnos */
.card-shift:hover { background-color: var(--vino-oscuro); color: white !important; }
.card-shift:hover i { color: white !important; }

/* Círculos de colores para iconos */
.icon-circle { width: 60px; height: 60px; margin: 0 auto 10px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: white; }
.card-admin .icon-circle { background-color: #004481; }
.card-conta .icon-circle { background-color: #009edb; }
.card-gastro .icon-circle { background-color: var(--vino-oscuro); }
.card-turismo .icon-circle { background-color: #008f39; }

/* ==========================================================================
   RESULTADOS (BOTONES DE AULAS)
   ========================================================================== */
.btn-aula { 
    display: block; 
    background: #fff; 
    border: 2px solid var(--vino-oscuro); 
    color: var(--vino-oscuro); 
    text-decoration: none; 
    padding: 15px; 
    border-radius: 10px; 
    transition: 0.3s; 
}
.btn-aula:hover { background: var(--vino-oscuro); color: white; }

.code-cdn { font-size: 1.4rem; font-weight: 800; display: block; }
.linea-decorativa { height: 4px; width: 50px; background: var(--dorado); margin: 0 auto 15px; }

/* ==========================================================================
   BOTÓN FLOTANTE SOPORTE (WHATSAPP)
   ========================================================================== */
.btn-support {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background-color: #25D366; /* Color Oficial WhatsApp */
    /* Si prefieres el color dorado institucional, cambia #25D366 por var(--dorado) */
    color: white; 
    display: flex;
    align-items: center;
    padding: 10px 20px 10px 10px;
    border-radius: 50px;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: transform 0.3s, box-shadow 0.3s;
    z-index: 1000;
    border: 2px solid white;
}

.btn-support:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    color: white;
}

.support-icon {
    background: white;
    color: #25D366; /* Icono verde */
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem; /* Icono más grande */
    margin-right: 12px;
}

.support-text { line-height: 1.1; text-align: left; }
.support-text span { display: block; font-weight: 800; font-size: 0.9rem; }
.support-text small { display: block; font-size: 0.75rem; opacity: 0.9; }

/* Animación de entrada suave */
.fade-in { animation: fadeIn 0.5s ease-in; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* Responsive (Móviles) */
@media (max-width: 768px) {
    .tuinen-title { font-size: 3rem; }
    .main-wrapper { margin-bottom: 80px; }
    .btn-support { bottom: 15px; right: 15px; padding: 8px 15px 8px 8px; }
}