@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
    --primary-color: #4318FF;
    --primary-hover: #3311cc;
    --bg-light: #f4f7fe;
    --text-main: #2b3674;
    --text-muted: #a3aed1;
    --error-color: #ee5d50;
    --info-color: #00b5e2;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.4);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

body {
    background-color: var(--bg-light);
    height: 100vh;
    overflow: hidden;
}

.login-split-container {
    display: flex;
    height: 100vh;
    width: 100%;
}

/* --- Panel Izquierdo --- */
.login-left-pane {
    flex: 1;
    background: linear-gradient(135deg, var(--primary-color) 0%, #7A5CFF 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    color: white;
}

.brand-content {
    z-index: 10;
    max-width: 80%;
    text-align: left;
}

.brand-iso {
    max-height: 80px;
    width: auto;
    max-width: 90%;
    object-fit: contain;
    margin-bottom: 30px;
    filter: drop-shadow(0 0 10px rgba(255,255,255,0.4));
}

.brand-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
}

.brand-content p {
    font-size: 1.2rem;
    opacity: 0.85;
    line-height: 1.6;
}

/* Círculos decorativos CSS */
.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
}
.shape-1 { width: 400px; height: 400px; top: -100px; left: -100px; }
.shape-2 { width: 600px; height: 600px; bottom: -150px; right: -200px; }
.shape-3 { width: 200px; height: 200px; top: 40%; left: 60%; background: linear-gradient(180deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0) 100%); }

/* --- Panel Derecho --- */
.login-right-pane {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-light);
    position: relative;
}

/* Glassmorphism Card */
.login-glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 50px 60px;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 20px 40px rgba(112, 144, 176, 0.12);
    animation: slideUpFade 0.6s ease forwards;
}

@keyframes slideUpFade {
    0% { opacity: 0; transform: translateY(30px); }
    100% { opacity: 1; transform: translateY(0); }
}

.card-header {
    text-align: center;
    margin-bottom: 40px;
}

.form-logo {
    max-height: 80px;
    width: auto;
    max-width: 90%;
    margin-bottom: 20px;
}

.card-header h2 {
    color: var(--text-main);
    font-size: 1.8rem;
    font-weight: 700;
}

.card-header .subtitle {
    color: var(--text-muted);
    margin-top: 5px;
    font-size: 0.95rem;
}

/* Alertas */
.alert-box {
    padding: 12px 16px;
    border-radius: 12px;
    margin-bottom: 25px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}
.alert-box.error { background: #ffe9e8; color: var(--error-color); }
.alert-box.info { background: #e0f7fa; color: var(--info-color); }

/* Floating Labels (Magia UX) */
.modern-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.floating-group {
    position: relative;
    width: 100%;
}

.floating-input {
    width: 100%;
    height: 56px;
    padding: 18px 20px 0 45px;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    outline: none;
    background: white;
    color: var(--text-main);
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.floating-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(67, 24, 255, 0.1);
}

.floating-label {
    position: absolute;
    left: 45px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    transition: all 0.3s ease;
    pointer-events: none;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 6px;
}

.floating-label i { font-size: 1.2rem; }

/* El truco del label flotante */
.floating-input:focus ~ .floating-label,
.floating-input:not(:placeholder-shown) ~ .floating-label {
    top: 12px;
    font-size: 0.75rem;
    color: var(--primary-color);
    left: 45px;
}

.password-toggle {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    transition: 0.2s;
}

.password-toggle:hover { color: var(--primary-color); }

/* Fila de acciones */
.form-actions-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    margin-top: -5px;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-main);
    cursor: pointer;
}

.forgot-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}
.forgot-link:hover { text-decoration: underline; }

/* Botón Moderno */
.btn-submit-modern {
    background: var(--primary-color);
    color: white;
    border: none;
    height: 56px;
    border-radius: 16px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 20px rgba(67, 24, 255, 0.2);
}

.btn-submit-modern:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 15px 25px rgba(67, 24, 255, 0.3);
}

.btn-submit-modern i {
    font-size: 1.4rem;
    transition: transform 0.3s;
}

.btn-submit-modern:hover i { transform: translateX(5px); }

/* Responsive */
@media (max-width: 992px) {
    .login-left-pane { display: none; }
    .login-glass-card { 
        padding: 40px 30px; 
        margin: 20px;
    }
}

/* En Desktop, ocultamos el logo derecho y alineamos el texto a la izquierda, igual que autogestión */
@media (min-width: 993px) {
    .form-logo { 
        display: none !important; 
    }
    .card-header {
        text-align: left;
    }
}

/* ==========================================================================
   ESTILOS ADICIONALES PARA EL TEMA ESTACIONAL E INTERACTIVO
   ========================================================================== */
#login-theme-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
}

.login-bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.45;
    z-index: 0;
    pointer-events: none;
    mix-blend-mode: screen;
    animation: floatGlow 25s ease-in-out infinite alternate;
}

.login-bg-glow-1 {
    top: -10%;
    left: -10%;
    animation-duration: 35s;
}

.login-bg-glow-2 {
    bottom: -10%;
    right: -10%;
    animation-duration: 40s;
    animation-delay: -5s;
}

.login-bg-glow-3 {
    top: 50%;
    left: 60%;
    width: 400px;
    height: 400px;
    animation-duration: 30s;
    animation-delay: -10s;
}

@keyframes floatGlow {
    0% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }
    50% {
        transform: translate(150px, 80px) scale(1.15) rotate(180deg);
    }
    100% {
        transform: translate(-100px, 150px) scale(0.9) rotate(360deg);
    }
}

/* Color palettes for the body based on active season */
body.login-page.theme-invierno { background: linear-gradient(-45deg, #0b132b, #1c2541, #3a506b, #1e3a8a); }
body.login-page.theme-verano { background: linear-gradient(-45deg, #2e0854, #7928ca, #ff0080, #f59e0b); }
body.login-page.theme-otono { background: linear-gradient(-45deg, #1c0a00, #361500, #815b3c, #b45309); }
body.login-page.theme-primavera { background: linear-gradient(-45deg, #064e3b, #047857, #db2777, #0284c7); }

/* Glow colors for each season */
body.theme-invierno .login-bg-glow-1 { background: radial-gradient(circle, #1e40af 0%, transparent 70%); }
body.theme-invierno .login-bg-glow-2 { background: radial-gradient(circle, #0284c7 0%, transparent 70%); }
body.theme-invierno .login-bg-glow-3 { background: radial-gradient(circle, #0369a1 0%, transparent 70%); }

body.theme-verano .login-bg-glow-1 { background: radial-gradient(circle, #db2777 0%, transparent 70%); }
body.theme-verano .login-bg-glow-2 { background: radial-gradient(circle, #ea580c 0%, transparent 70%); }
body.theme-verano .login-bg-glow-3 { background: radial-gradient(circle, #ca8a04 0%, transparent 70%); }

body.theme-otono .login-bg-glow-1 { background: radial-gradient(circle, #c2410c 0%, transparent 70%); }
body.theme-otono .login-bg-glow-2 { background: radial-gradient(circle, #7c2d12 0%, transparent 70%); }
body.theme-otono .login-bg-glow-3 { background: radial-gradient(circle, #b45309 0%, transparent 70%); }

body.theme-primavera .login-bg-glow-1 { background: radial-gradient(circle, #10b981 0%, transparent 70%); }
body.theme-primavera .login-bg-glow-2 { background: radial-gradient(circle, #db2777 0%, transparent 70%); }
body.theme-primavera .login-bg-glow-3 { background: radial-gradient(circle, #059669 0%, transparent 70%); }

/* Pane overrides to expose background themes and ensure contrast */
.login-right-pane {
    background: transparent !important;
}

body.theme-invierno .login-left-pane { background: rgba(11, 19, 43, 0.45) !important; }
body.theme-verano .login-left-pane { background: rgba(46, 8, 84, 0.45) !important; }
body.theme-otono .login-left-pane { background: rgba(28, 10, 0, 0.45) !important; }
body.theme-primavera .login-left-pane { background: rgba(6, 78, 59, 0.45) !important; }

/* Responsive adjustments for glowing background blobs on mobile */
@media (max-width: 768px) {
    .login-bg-glow {
        width: 320px !important;
        height: 320px !important;
        filter: blur(80px) !important;
        opacity: 0.22 !important;
    }
    .login-bg-glow-1 {
        top: -5% !important;
        left: -15% !important;
    }
    .login-bg-glow-2 {
        bottom: -5% !important;
        right: -15% !important;
    }
    .login-bg-glow-3 {
        top: 40% !important;
        left: 20% !important;
        width: 250px !important;
        height: 250px !important;
    }
}