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

:root {
    --bg-dark: #0f1115; /* Blackish */
    --bg-panel: #1a1d24; /* Slightly lighter for cards */
    --accent-blue: #00bfff; /* Celeste claro vivo */
    --accent-blue-hover: #009acd;
    --accent-burgundy: #ff4d6d; /* Burdeo claro vivo */
    --text-main: #f0f4f8;
    --text-muted: #9ba1a6;
    --border-color: rgba(255, 255, 255, 0.1);
    --font-base: Arial, Helvetica, sans-serif;
    --font-size-text: 12px;
    --font-size-title: 13px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif !important;
}

body, p, span, input, select, textarea, button, li, a, label, small {
    font-family: Arial, Helvetica, sans-serif !important;
    font-size: 12px;
}

table, .data-table {
    font-family: Arial, Helvetica, sans-serif !important;
    font-size: 11px !important;
}

table th, table td, .data-table th, .data-table td {
    font-family: Arial, Helvetica, sans-serif !important;
    font-size: 11px !important;
}

table th, .data-table th {
    font-size: 12px !important;
    font-weight: bold;
}

h1, h2, h3, h4, h5, h6,
.title, .card-title, .module-title, .dashboard-title, .page-title,
.header-title, .modal-title, .section-title, .nav-title, .widget-title,
.card-header, .box-title, .panel-title, .content-header h1 {
    font-family: Arial, Helvetica, sans-serif !important;
    font-size: 13px !important;
    font-weight: bold;
}

body {
    background: linear-gradient(135deg, #0a1128 0%, #1c3d72 100%); /* Azul oscuro degradado */
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
}

/* --- Login Screen (Split Layout) --- */
.login-container {
    display: flex;
    min-height: 100vh;
}

.login-image-side {
    flex: 0 0 60%;
    background: url('../img/login-bg.png') no-repeat center center;
    background-size: cover;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-image-side::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 17, 21, 0.7) 0%, rgba(15, 17, 21, 0.2) 100%);
}

.brand-showcase {
    position: absolute;
    top: 2rem;
    left: 2rem;
    z-index: 1;
}

.brand-logo {
    width: 140px;
    height: 140px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid #ffffff;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    background-color: rgba(255, 255, 255, 0.9);
    animation: fadeInDown 0.8s ease-out;
    display: block;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-form-side {
    flex: 0 0 40%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #2b6cb0 0%, #4299e1 100%);
    padding: 2rem;
}

.login-box {
    width: 100%;
    max-width: 420px;
    background: linear-gradient(135deg, #4299e1 0%, #2b6cb0 100%);
    padding: 3rem;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8);
}

.login-box h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    text-align: center;
    color: #ffffff;
}

.login-box p.subtitle {
    text-align: center;
    color: #ffffff;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: #ffffff;
}

.form-control {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: #ffffff;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(124, 213, 244, 0.1);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%239ba1a6'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.2rem;
}

select.form-control option {
    background-color: var(--bg-panel);
    color: var(--text-main);
}

.btn-primary {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--accent-blue) 0%, #4facfe 100%);
    color: #ffffff;
    font-weight: 700;
    font-size: 1.1rem;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 1rem;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -10px var(--accent-blue);
}

.error-msg {
    color: var(--accent-burgundy);
    background: rgba(216, 129, 145, 0.1);
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    border: 1px solid rgba(216, 129, 145, 0.2);
    text-align: center;
}

/* --- Dashboard --- */
/* --- Premium Unified Header --- */
.platform-header {
    background: linear-gradient(135deg, #6b46c1 0%, #4c1d95 100%);
    padding: 0.8rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: white;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.header-logo img {
    height: 40px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.module-title {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    border-left: 2px solid rgba(255,255,255,0.3);
    padding-left: 1.5rem;
    margin-left: 0.5rem;
    text-transform: uppercase;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: rgba(255,255,255,0.1);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.3s;
}

.user-profile:hover {
    background: rgba(255,255,255,0.2);
}

.user-profile i {
    font-size: 1.2rem;
    color: #a78bfa;
}

.user-profile span {
    font-weight: 600;
    font-size: 0.9rem;
}

.back-link {
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
    background: rgba(255,255,255,0.1);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s;
}

.back-link:hover {
    background: #ef4444;
    transform: translateX(-3px);
}

.btn-logout:hover {
    color: var(--text-main);
}

.dashboard-content {
    padding: 4rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.dashboard-content h1 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    grid-auto-rows: 180px;
    gap: 25px;
}

.module-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 2rem;
    text-decoration: none;
    color: #fff;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.module-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
    opacity: 0;
    transition: opacity 0.4s;
}

.module-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-blue);
    box-shadow: 0 15px 45px rgba(0, 191, 255, 0.2);
}

.module-card:hover::before {
    opacity: 1;
}

.module-icon {
    font-size: 3.5rem;
    position: absolute;
    top: 35%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.4s;
    filter: drop-shadow(0 0 15px rgba(255,255,255,0.2));
}

.module-card:hover .module-icon {
    transform: translate(-50%, -50%) scale(1.1);
    filter: drop-shadow(0 0 25px var(--accent-blue));
}

/* Specific Card Colors */
.card-alumnos {
    background: rgba(16, 185, 129, 0.15) !important;
    border-color: rgba(16, 185, 129, 0.4) !important;
}
.card-alumnos:hover {
    box-shadow: 0 15px 45px rgba(16, 185, 129, 0.3) !important;
    border-color: #10b981 !important;
}
.card-alumnos:hover .module-icon { filter: drop-shadow(0 0 25px #10b981) !important; }

.card-modulos {
    background: rgba(139, 92, 246, 0.15) !important;
    border-color: rgba(139, 92, 246, 0.4) !important;
}
.card-modulos:hover {
    box-shadow: 0 15px 45px rgba(139, 92, 246, 0.3) !important;
    border-color: #8b5cf6 !important;
}
.card-modulos:hover .module-icon { filter: drop-shadow(0 0 25px #8b5cf6) !important; }

.card-profesores {
    background: rgba(245, 158, 11, 0.15) !important;
    border-color: rgba(245, 158, 11, 0.4) !important;
}
.card-profesores:hover {
    box-shadow: 0 15px 45px rgba(245, 158, 11, 0.3) !important;
    border-color: #f59e0b !important;
}
.card-profesores:hover .module-icon { filter: drop-shadow(0 0 25px #f59e0b) !important; }

.card-ia {
    background: rgba(6, 182, 212, 0.15) !important;
    border-color: rgba(6, 182, 212, 0.4) !important;
}
.card-ia:hover {
    box-shadow: 0 15px 45px rgba(6, 182, 212, 0.3) !important;
    border-color: #06b6d4 !important;
}
.card-ia:hover .module-icon { filter: drop-shadow(0 0 25px #06b6d4) !important; }

.card-evakids {
    background: rgba(244, 63, 94, 0.15) !important;
    border-color: rgba(244, 63, 94, 0.4) !important;
}
.card-evakids:hover {
    box-shadow: 0 15px 45px rgba(244, 63, 94, 0.3) !important;
    border-color: #f43f5e !important;
}
.card-evakids:hover .module-icon { filter: drop-shadow(0 0 25px #f43f5e) !important; }

.module-title {
    font-size: 1.3rem;
    font-weight: 700;
    text-align: center;
    z-index: 1;
    color: #fff;
    margin-top: auto;
    background: linear-gradient(to right, #fff, var(--text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

@media (max-width: 992px) {
    .login-container {
        flex-direction: column;
    }
    .login-image-side {
        min-height: 300px;
        flex: none;
    }
}

/* --- Sub-module Iframe Cleaner --- */
body.in-iframe .user-profile,
body.in-iframe .user-profile-nav,
body.in-iframe .user-avatar-circle,
body.in-iframe .user-profile-chip,
body.in-iframe .user-avatar,
body.in-iframe .user-badge,
body.in-iframe .user-info,
body.in-iframe .user-role,
body.in-iframe .header-right,
body.in-iframe .back-link,
body.in-iframe .btn-logout,
body.in-iframe .logout-link,
body.in-iframe .btn-back,
body.in-iframe .btn-back-dashboard,
body.in-iframe .nav-item.logout,
body.in-iframe .back-btn,
body.in-iframe .logout-link-btn,
body.in-iframe a[href*="logout.php"],
body.in-iframe a[href*="dashboard.php"],
body.in-iframe footer,
body.in-iframe .footer,
body.in-iframe .platform-footer,
body.in-iframe .site-footer,
body.in-iframe .app-footer,
body.in-iframe #footer,
body.in-iframe .footer-text,
body.in-iframe .footer-links {
    display: none !important;
}

body.in-iframe .platform-header,
body.in-iframe .dashboard-header,
body.in-iframe .navbar,
body.in-iframe .header-box {
    display: flex !important;
    justify-content: flex-start !important;
}