/* ==================================================================
   
    ██╗   ██╗ ███████╗ █████╗  ██████╗██╗██╗     ██╗
    ██║   ██║ ██╔════╝██╔══██╗██╔════╝██║██║     ██║
    ██║   ██║ █████╗  ███████║██║     ██║██║     ██║
    ██║   ██║ ██╔══╝  ██╔══██║██║     ██║██║     ██║
    ╚██████╔╝ ██║     ██║  ██║╚██████╗██║███████╗██║
     ╚═════╝  ╚═╝     ╚═╝  ╚═╝ ╚═════╝╚═╝╚══════╝╚═╝
   
   ═══════════════════════════════════════════════════════════════
   I-FACIL LMS | Tema Artístico Poderoso
   Basado en paleta visual de la Escuela de Artes Eladio Velez
   Versión 4.0 | CSS Puro | Sin Includes | Animaciones Premium
   ═══════════════════════════════════════════════════════════════
   
   Colores: Azul #2D4B9E | Violeta #6B2D8C | Amarillo #F5A623 | Fucsia #E83E8C
   
   ================================================================== */

/* ========== 1. IMPORTACIÓN DE FUENTES ========== */
@import url('https://fonts.googleapis.com/css2?family=Inter:opsz,wght@14..32,300;14..32,400;14..32,500;14..32,600;14..32,700;14..32,800&display=swap');

/* ========== 2. VARIABLES Y SISTEMA DE DISEÑO ========== */
:root {
    /* Colores principales de la imagen */
    --i-blue: #2D4B9E;
    --i-blue-dark: #1F3570;
    --i-blue-light: #4A6DB8;
    --i-purple: #6B2D8C;
    --i-purple-dark: #4F1F6B;
    --i-purple-light: #8B4EAC;
    --i-yellow: #F5A623;
    --i-yellow-dark: #D48A1A;
    --i-yellow-light: #FFC55C;
    --i-pink: #E83E8C;
    --i-pink-dark: #C71E6A;
    --i-pink-light: #F06EB0;
    --i-mint: #20B2AA;
    --i-mint-dark: #158F88;
    
    /* Tonos neutros */
    --i-white: #FFFFFF;
    --i-black: #1A1A2E;
    --i-gray-50: #F8F9FA;
    --i-gray-100: #F1F3F5;
    --i-gray-200: #E9ECEF;
    --i-gray-300: #DEE2E6;
    --i-gray-600: #6C757D;
    --i-gray-800: #343A40;
    
    /* Gradientes */
    --i-gradient-primary: linear-gradient(135deg, var(--i-blue) 0%, var(--i-purple) 100%);
    --i-gradient-secondary: linear-gradient(135deg, var(--i-yellow) 0%, var(--i-pink) 100%);
    --i-gradient-accent: linear-gradient(135deg, var(--i-pink) 0%, var(--i-purple) 100%);
    --i-gradient-success: linear-gradient(135deg, var(--i-mint) 0%, var(--i-blue) 100%);
    
    /* Sombras */
    --i-shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
    --i-shadow-md: 0 8px 20px rgba(0,0,0,0.08);
    --i-shadow-lg: 0 16px 40px rgba(0,0,0,0.12);
    --i-shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.25);
    --i-shadow-glow-blue: 0 0 30px rgba(45,75,158,0.3);
    --i-shadow-glow-pink: 0 0 30px rgba(232,62,140,0.3);
    
    /* Bordes */
    --i-radius-sm: 8px;
    --i-radius-md: 16px;
    --i-radius-lg: 24px;
    --i-radius-xl: 32px;
    --i-radius-full: 9999px;
    
    /* Animaciones */
    --i-transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --i-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --i-transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== 3. RESET Y BASE ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: var(--i-gray-50);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--i-gray-800);
    line-height: 1.6;
    min-height: 100vh;
    animation: pageFadeIn 0.5s ease-out;
}

@keyframes pageFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ========== 4. REEMPLAZO DE TEXTOS ========== */
/* Logo I-FACIL */
.navbar-brand, .logo, [class*="logo"] {
    font-size: 0 !important;
    position: relative;
    display: flex !important;
    align-items: center !important;
}

.navbar-brand:before, .logo:before {
    content: "🎨";
    font-size: 28px;
    background: var(--i-gradient-secondary);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    margin-right: 8px;
    animation: pulseIcon 2s infinite;
}

@keyframes pulseIcon {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.navbar-brand:after, .logo:after {
    content: "I·FACIL" !important;
    font-size: 1.5rem !important;
    font-weight: 800 !important;
    letter-spacing: -0.02em;
    background: var(--i-gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent !important;
}

/* Cursos → Acciones de Formación */
a:contains("Cursos"), span:contains("Cursos"), div:contains("Cursos"),
li:contains("Cursos"), .nav-item:contains("Cursos") {
    font-size: 0 !important;
}
a:contains("Cursos"):after, span:contains("Cursos"):after,
li:contains("Cursos"):after {
    content: "Acciones de Formación" !important;
    font-size: 0.875rem !important;
    font-weight: 500 !important;
}

/* Mis cursos → Mi Formación */
a:contains("Mis cursos"):after {
    content: "Mi Formación" !important;
    font-size: 0.875rem !important;
}
a:contains("Mis cursos") {
    font-size: 0 !important;
}

/* Página principal → Inicio */
a:contains("Página principal"):after {
    content: "Inicio" !important;
    font-size: 0.875rem !important;
}
a:contains("Página principal") {
    font-size: 0 !important;
}

/* Agenda → Calendario */
a:contains("Agenda"):after {
    content: "Calendario" !important;
    font-size: 0.875rem !important;
}
a:contains("Agenda") {
    font-size: 0 !important;
}

/* ========== 5. HEADER - PODEROSO Y ARTÍSTICO ========== */
header, .navbar, .navbar-default, #header {
    background: var(--i-gradient-primary) !important;
    border: none !important;
    box-shadow: var(--i-shadow-lg) !important;
    padding: 0.75rem 2.5rem !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 1000 !important;
    animation: slideDown 0.5s ease-out;
}

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

/* Enlaces del menú - SOLO TEXTO BLANCO */
.navbar-nav > li > a,
.navbar-nav li a,
.nav > li > a {
    color: rgba(255,255,255,0.9) !important;
    font-weight: 500 !important;
    font-size: 0.875rem !important;
    padding: 0.5rem 0 !important;
    margin: 0 1rem !important;
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    transition: var(--i-transition) !important;
    position: relative !important;
}

/* Línea inferior animada */
.navbar-nav > li > a:after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--i-gradient-secondary);
    transition: width 0.3s ease;
    border-radius: 3px;
}

.navbar-nav > li > a:hover:after {
    width: 100%;
}

.navbar-nav > li > a:hover {
    color: var(--i-white) !important;
    transform: translateY(-2px) !important;
}

/* Elemento activo */
.navbar-nav > .active > a {
    color: var(--i-yellow) !important;
}

.navbar-nav > .active > a:after {
    width: 100%;
    background: var(--i-yellow);
}

/* ========== 6. LOGIN - DISEÑO PODEROSO CENTRADO ========== */
/* Fondo con gradiente artístico */
body:has(form[action*="login"]),
body[class*="login"],
body:has(#login-form) {
    background: var(--i-gradient-primary) !important;
    min-height: 100vh !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    margin: 0 !important;
    padding: 0 !important;
    position: relative;
    overflow: hidden;
}

/* Efecto de ondas artísticas */
body:has(form[action*="login"]):before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(232,62,140,0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(245,166,35,0.12) 0%, transparent 50%),
        repeating-linear-gradient(45deg, rgba(255,255,255,0.02) 0px, rgba(255,255,255,0.02) 2px, transparent 2px, transparent 8px);
    pointer-events: none;
    animation: waveMove 20s linear infinite;
}

@keyframes waveMove {
    from { background-position: 0 0; }
    to { background-position: 100px 100px; }
}

/* Ocultar elementos nativos */
body:has(form[action*="login"]) header,
body:has(form[action*="login"]) .navbar,
body:has(form[action*="login"]) footer,
body[class*="login"] header,
body[class*="login"] .navbar,
body[class*="login"] footer {
    display: none !important;
}

/* Tarjeta de login */
form[name="formLogin"], 
form[action*="login"],
#login-form,
.login-form,
.login-box {
    position: fixed !important;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%) !important;
    width: 480px !important;
    max-width: 90vw !important;
    background: rgba(255,255,255,0.98) !important;
    backdrop-filter: blur(10px);
    border-radius: var(--i-radius-xl) !important;
    padding: 2.5rem 2rem !important;
    box-shadow: var(--i-shadow-xl), var(--i-shadow-glow-pink) !important;
    z-index: 1000 !important;
    border: 1px solid rgba(255,255,255,0.3) !important;
    animation: loginFloat 0.6s cubic-bezier(0.34, 1.2, 0.64, 1) !important;
}

@keyframes loginFloat {
    0% {
        opacity: 0;
        transform: translate(-50%, -40%) scale(0.96);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

/* Logo en login */
form[name="formLogin"]:before,
.login-box:before {
    content: "🎨";
    display: block;
    text-align: center;
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
    animation: bounceSoft 2s infinite;
}

@keyframes bounceSoft {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

form[name="formLogin"]:after,
.login-box:after {
    content: "I·FACIL LMS";
    display: block;
    text-align: center;
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--i-gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    margin-bottom: 0.5rem;
}

/* Subtítulo */
form[name="formLogin"] h1,
.login-box h1 {
    display: none !important;
}

/* Campos de entrada */
form[name="formLogin"] input,
.login-box input {
    width: 100% !important;
    padding: 14px 18px !important;
    margin: 12px 0 !important;
    border: 2px solid var(--i-gray-200) !important;
    border-radius: var(--i-radius-md) !important;
    font-size: 0.95rem !important;
    transition: var(--i-transition) !important;
    background: var(--i-white) !important;
}

form[name="formLogin"] input:focus,
.login-box input:focus {
    border-color: var(--i-purple) !important;
    box-shadow: 0 0 0 3px rgba(107,45,140,0.15) !important;
    outline: none !important;
    transform: translateY(-2px);
}

/* Botón de login */
form[name="formLogin"] button,
.login-box button {
    width: 100% !important;
    background: var(--i-gradient-secondary) !important;
    border: none !important;
    padding: 14px 20px !important;
    border-radius: var(--i-radius-md) !important;
    color: var(--i-white) !important;
    font-weight: 700 !important;
    font-size: 1rem !important;
    cursor: pointer !important;
    transition: var(--i-transition) !important;
    margin-top: 1.5rem !important;
    text-transform: uppercase;
    letter-spacing: 1px;
}

form[name="formLogin"] button:hover,
.login-box button:hover {
    transform: translateY(-3px) !important;
    box-shadow: var(--i-shadow-glow-pink) !important;
    filter: brightness(1.05);
}

/* ========== 7. TARJETAS DE ACCIONES DE FORMACIÓN ========== */
.course-box, .panel, .well, .thumbnail,
[class*="course-item"], .course {
    background: var(--i-white) !important;
    border-radius: var(--i-radius-lg) !important;
    border: none !important;
    transition: var(--i-transition) !important;
    overflow: hidden !important;
    margin-bottom: 24px !important;
    box-shadow: var(--i-shadow-md) !important;
    position: relative;
}

.course-box:hover, .panel:hover {
    transform: translateY(-8px) !important;
    box-shadow: var(--i-shadow-xl) !important;
}

/* Borde decorativo superior */
.course-box:before, .panel:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--i-gradient-secondary);
}

/* Títulos en tarjetas */
.course-title, .panel-heading {
    font-weight: 700 !important;
    font-size: 1.25rem !important;
    color: var(--i-blue) !important;
    padding: 1.25rem 1.25rem 0.5rem 1.25rem !important;
}

/* ========== 8. BOTONES - PODEROSOS ========== */
.btn-primary, .btn-success, .btn-submit,
input[type="submit"], button[type="submit"] {
    background: var(--i-gradient-secondary) !important;
    border: none !important;
    border-radius: var(--i-radius-full) !important;
    padding: 12px 28px !important;
    font-weight: 600 !important;
    font-size: 0.875rem !important;
    transition: var(--i-transition) !important;
    color: var(--i-white) !important;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary:hover, .btn-success:hover {
    transform: translateY(-3px) !important;
    box-shadow: var(--i-shadow-glow-pink) !important;
}

/* Efecto shine en botones */
.btn-primary:after {
    content: '';
    position: absolute;
    top: -50%;
    left: -60%;
    width: 200%;
    height: 200%;
    background: linear-gradient(115deg, rgba(255,255,255,0) 10%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0) 90%);
    transform: rotate(25deg);
    transition: all 0.5s;
}

.btn-primary:hover:after {
    left: 100%;
}

.btn-default, .btn-secondary {
    background: transparent !important;
    border: 2px solid var(--i-purple) !important;
    color: var(--i-purple) !important;
    border-radius: var(--i-radius-full) !important;
    padding: 10px 26px !important;
}

.btn-default:hover, .btn-secondary:hover {
    background: var(--i-gradient-primary) !important;
    border-color: transparent !important;
    color: white !important;
    transform: translateY(-2px);
}

/* ========== 9. ADMIN - ACORDEONES ORGANIZADOS POR SECCIONES ========== */
/* Contenedor principal de admin */
#content, .admin-content, [class*="admin"] {
    padding: 2rem !important;
}

/* Secciones del admin como acordeones */
#content .panel, .admin-section, .content-admin > div,
.section-box, [class*="section"] {
    margin-bottom: 20px !important;
    border-radius: var(--i-radius-lg) !important;
    overflow: hidden !important;
    background: var(--i-white) !important;
    box-shadow: var(--i-shadow-sm) !important;
    transition: var(--i-transition);
}

#content .panel:hover, .admin-section:hover {
    box-shadow: var(--i-shadow-md);
}

/* Título del acordeón */
#content .panel-heading, .admin-section > h3,
.content-admin > h2, .section-title {
    background: var(--i-gradient-primary) !important;
    color: white !important;
    padding: 16px 24px !important;
    cursor: pointer !important;
    font-weight: 600 !important;
    font-size: 1rem !important;
    margin: 0 !important;
    transition: var(--i-transition) !important;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#content .panel-heading:hover, .admin-section > h3:hover {
    background: linear-gradient(135deg, var(--i-blue-dark), var(--i-purple-dark)) !important;
    padding-left: 28px !important;
}

/* Indicador visual */
#content .panel-heading:after, .admin-section > h3:after {
    content: "▼" !important;
    font-size: 0.75rem !important;
    color: var(--i-yellow) !important;
    transition: transform 0.3s !important;
}

/* Contenido del acordeón */
#content .panel-body, .admin-section > div,
.content-admin > div > div {
    padding: 24px !important;
    background: var(--i-gray-50) !important;
    display: none !important;
    border-top: 1px solid var(--i-gray-200);
}

/* Efecto al abrir (con target CSS) */
#content .panel:target .panel-body,
.admin-section:target > div {
    display: block !important;
    animation: slideAccordion 0.3s ease-out;
}

@keyframes slideAccordion {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== 10. FOOTER - ELEGANTE CON GRADIENTE ========== */
footer, .footer {
    background: var(--i-gradient-primary) !important;
    color: rgba(255,255,255,0.85) !important;
    padding: 2rem 2.5rem !important;
    margin-top: 4rem !important;
    position: relative;
    overflow: hidden;
}

footer:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--i-gradient-secondary);
}

footer:after {
    content: "✨ Escuela de Artes Eladio Velez · I·FACIL LMS · Webmaster: Alfonso Rincon · © 2026 ✨" !important;
    display: block;
    text-align: center;
    font-size: 0.75rem !important;
    margin-top: 1rem !important;
    color: rgba(255,255,255,0.7) !important;
    letter-spacing: 0.02em;
}

/* ========== 11. ELIMINAR CHAMILO.ORG ========== */
a[href*="chamilo.org"], 
[class*="chamilo-org"],
#chamilo-org,
footer a[href*="chamilo"],
.chamilo-footer,
a:contains("Descargar Chamilo"),
a:contains("Comprobar versión"),
a:contains("Check version"),
div:contains("Chamilo 1.11.38"),
span:contains("Chamilo 1.11.38") {
    display: none !important;
}

/* ========== 12. LAYOUT PRINCIPAL ========== */
.container, .container-fluid {
    max-width: 1400px !important;
    margin: 0 auto !important;
    padding: 0 2rem !important;
}

.main-content, #content, .content {
    padding: 2rem 0 !important;
}

/* Sidebar elegante */
.col-md-3, .sidebar {
    background: transparent !important;
}

.col-md-9, .main-area {
    background: transparent !important;
}

/* ========== 13. TABLAS ELEGANTES ========== */
table, .table {
    background: var(--i-white);
    border-radius: var(--i-radius-md);
    overflow: hidden;
    box-shadow: var(--i-shadow-sm);
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

th {
    background: var(--i-gradient-primary);
    color: white;
    font-weight: 600;
    padding: 14px 16px;
    font-size: 0.85rem;
}

td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--i-gray-200);
    transition: var(--i-transition-fast);
}

tr:hover td {
    background: rgba(107,45,140,0.05);
}

/* ========== 14. MENSAJES Y ALERTAS ========== */
.alert-success {
    background: var(--i-gradient-success);
    color: white;
    border: none;
    border-radius: var(--i-radius-md);
    padding: 1rem 1.25rem;
    animation: slideInRight 0.3s ease-out;
}

.alert-info {
    background: var(--i-gradient-primary);
    color: white;
    border: none;
    border-radius: var(--i-radius-md);
}

.alert-warning {
    background: var(--i-gradient-secondary);
    color: white;
    border: none;
    border-radius: var(--i-radius-md);
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========== 15. PAGINACIÓN ========== */
.pagination > li > a, .pagination > li > span {
    color: var(--i-purple);
    border: 1px solid var(--i-gray-200);
    transition: var(--i-transition-fast);
}

.pagination > li > a:hover {
    background: var(--i-gradient-primary);
    color: white;
    border-color: transparent;
}

.pagination > .active > a {
    background: var(--i-gradient-primary);
    border-color: transparent;
}

/* ========== 16. RESPONSIVE COMPLETO ========== */
@media (max-width: 1024px) {
    .container, .container-fluid {
        padding: 0 1.5rem !important;
    }
    
    .navbar-nav > li > a {
        margin: 0 0.75rem !important;
    }
}

@media (max-width: 768px) {
    header, .navbar, .navbar-default {
        padding: 0.75rem 1rem !important;
    }
    
    .navbar-nav {
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
    }
    
    .navbar-nav > li > a {
        margin: 0.25rem 0 !important;
        padding: 0.5rem 0 !important;
    }
    
    .container, .container-fluid {
        padding: 0 1rem !important;
    }
    
    form[name="formLogin"], .login-box {
        width: 92% !important;
        padding: 1.8rem !important;
    }
    
    form[name="formLogin"]:after, .login-box:after {
        font-size: 1.3rem;
    }
    
    .course-box, .panel {
        margin-bottom: 16px !important;
    }
    
    footer, .footer {
        padding: 1.5rem 1rem !important;
    }
    
    footer:after {
        font-size: 0.65rem !important;
    }
}

@media (max-width: 480px) {
    .navbar-brand:after, .logo:after {
        font-size: 1.1rem !important;
    }
    
    .navbar-brand:before, .logo:before {
        font-size: 22px;
    }
    
    .btn-primary, .btn-success {
        padding: 8px 16px !important;
        font-size: 0.8rem !important;
    }
    
    #content .panel-heading, .admin-section > h3 {
        padding: 12px 16px !important;
        font-size: 0.85rem !important;
    }
}

/* ========== 17. SCROLLBAR PERSONALIZADA ========== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--i-gray-200);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: var(--i-gradient-secondary);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--i-gradient-primary);
}

/* ========== 18. SELECCIÓN DE TEXTO ========== */
::selection {
    background: var(--i-purple);
    color: white;
}

/* ========== 19. ENLACES GENERALES ========== */
a {
    color: var(--i-purple);
    text-decoration: none;
    transition: var(--i-transition-fast);
}

a:hover {
    color: var(--i-pink);
}