/* ==========================================================================
   Login Admin - Canal de Ética  |  Split-screen dark luxury
   ========================================================================== */

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

:root {
    --navy: #001f3f;
    --navy-mid: #003a70;
    --navy-deep: #00284d;
    --teal: #00c4cc;
    --teal-dim: rgba(0, 196, 204, 0.12);
    --gold: #e8b86d;
    --surface: #ffffff;
    --bg-soft: #f4f7fb;
    --text-main: #1a2332;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --error: #dc3545;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'DM Sans', system-ui, sans-serif;
    background: var(--bg-soft);
    color: var(--text-main);
    -webkit-font-smoothing: antialiased;
}

/* ==========================================
   Layout raíz: split 50/50
   ========================================== */
.login-root {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
}

/* ==========================================
   Panel izquierdo — dark brand
   ========================================== */
.login-brand-panel {
    position: relative;
    background: var(--navy);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 3rem;
    overflow: hidden;
}

/* Formas geométricas decorativas de fondo */
.brand-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.07;
    background: var(--teal);
}

.shape-1 {
    width: 500px;
    height: 500px;
    top: -150px;
    left: -150px;
    animation: floatA 12s ease-in-out infinite;
}

.shape-2 {
    width: 300px;
    height: 300px;
    bottom: -80px;
    right: -80px;
    opacity: 0.05;
    background: var(--gold);
    animation: floatB 16s ease-in-out infinite;
}

.shape-3 {
    width: 180px;
    height: 180px;
    top: 55%;
    left: 60%;
    opacity: 0.04;
    animation: floatA 10s ease-in-out infinite reverse;
}

@keyframes floatA {
    0%, 100% {
        transform: translateY(0) scale(1);
    }

    50% {
        transform: translateY(-30px) scale(1.04);
    }
}

@keyframes floatB {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(20px) rotate(8deg);
    }
}

/* Contenido de marca */
.brand-content {
    position: relative;
    z-index: 1;
    margin-top: auto;
    margin-bottom: auto;
    padding: 2rem 0;
}

.brand-logo {
    font-size: 3.5rem;
    color: var(--teal);
    margin-bottom: 1.25rem;
    line-height: 1;
    filter: drop-shadow(0 0 20px rgba(0,196,204,0.35));
    animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        filter: drop-shadow(0 0 16px rgba(0,196,204,0.3));
    }

    50% {
        filter: drop-shadow(0 0 28px rgba(0,196,204,0.55));
    }
}

.brand-title {
    font-family: 'DM Serif Display', Georgia, serif;
    font-size: 2.6rem;
    color: #ffffff;
    letter-spacing: -0.5px;
    line-height: 1.15;
    margin-bottom: 0.5rem;
}

.brand-subtitle {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.55);
    letter-spacing: 0.5px;
    margin-bottom: 2rem;
}

.brand-divider {
    width: 48px;
    height: 3px;
    background: linear-gradient(90deg, var(--teal), var(--gold));
    border-radius: 2px;
    margin-bottom: 2rem;
}

.brand-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

    .brand-features li {
        display: flex;
        align-items: center;
        gap: 0.65rem;
        font-size: 0.9rem;
        color: rgba(255,255,255,0.7);
    }

        .brand-features li i {
            color: var(--teal);
            font-size: 1rem;
            flex-shrink: 0;
        }

.brand-footer-text {
    position: relative;
    z-index: 1;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.25);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ==========================================
   Panel derecho — formulario
   ========================================== */
.login-form-panel {
    background: var(--surface);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
}

.form-panel-inner {
    width: 100%;
    max-width: 420px;
    animation: slideUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header del formulario */
.form-header {
    margin-bottom: 2rem;
}

.form-title {
    font-family: 'DM Serif Display', Georgia, serif;
    font-size: 1.75rem;
    color: var(--navy);
    letter-spacing: -0.5px;
    margin: 0;
}

/* Campos */
.field-group {
    margin-bottom: 1.25rem;
}

.field-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.7px;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.field-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.field-icon {
    position: absolute;
    left: 1rem;
    font-size: 1rem;
    color: #94a3b8;
    pointer-events: none;
    z-index: 2;
    transition: var(--transition);
}

.field-input {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 2.75rem;
    border: 2px solid var(--border);
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--text-main);
    background: var(--bg-soft);
    transition: var(--transition);
    outline: none;
}

    .field-input::placeholder {
        color: #c0cad6;
    }

    .field-input:focus {
        border-color: var(--navy-mid);
        background: #ffffff;
        box-shadow: 0 0 0 4px rgba(0, 58, 112, 0.08);
    }

        .field-input:focus + .field-icon,
        .field-input-wrap:focus-within .field-icon {
            color: var(--navy-mid);
        }

.field-eye {
    position: absolute;
    right: 0.75rem;
    background: none;
    border: none;
    color: #94a3b8;
    cursor: pointer;
    font-size: 1rem;
    padding: 0.5rem;
    transition: var(--transition);
    z-index: 2;
}

    .field-eye:hover {
        color: var(--navy-mid);
    }

.field-error {
    display: block;
    font-size: 0.78rem;
    color: var(--error);
    margin-top: 0.35rem;
    min-height: 1rem;
}

/* Error box */
.login-error-box {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    background: rgba(220, 53, 69, 0.07);
    border: 1px solid rgba(220, 53, 69, 0.25);
    border-left: 4px solid var(--error);
    color: var(--error);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
    margin-bottom: 1.25rem;
}

    .login-error-box i {
        flex-shrink: 0;
        margin-top: 0.1rem;
    }

/* ==========================================
   Checkboxes de términos
   ========================================== */
.login-terms-container {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 1.5rem;
    border: 1.5px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg-soft);
}

.login-checkbox-wrapper {
    display: grid;
    grid-template-columns: 16px 1fr;
    column-gap: 0.65rem;
    align-items: start;
    padding: 0.8rem 1rem;
    font-size: 0.83rem;
    color: var(--text-muted);
    cursor: pointer;
    line-height: 1.55;
    transition: background 0.2s ease;
    user-select: none;
    background: transparent;
}

    .login-checkbox-wrapper + .login-checkbox-wrapper {
        border-top: 1px solid var(--border);
    }

    .login-checkbox-wrapper:hover {
        background: rgba(0, 58, 112, 0.04);
    }

    .login-checkbox-wrapper input[type="checkbox"] {
        width: 15px;
        height: 15px;
        margin-top: 0.22rem;
        accent-color: var(--navy-mid);
        cursor: pointer;
        flex-shrink: 0;
    }

    .login-checkbox-wrapper span {
        display: block;
    }

    .login-checkbox-wrapper a {
        color: var(--navy-mid);
        font-weight: 600;
        text-decoration: none;
    }

        .login-checkbox-wrapper a:hover {
            text-decoration: underline;
        }

/* ==========================================
   Botón de login
   ========================================== */
.btn-login {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    width: 100%;
    padding: 0.9rem 1.5rem;
    background: linear-gradient(135deg, var(--navy-mid) 0%, var(--navy-deep) 100%);
    color: #ffffff;
    border: none;
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 16px rgba(0, 58, 112, 0.25);
    margin-bottom: 1.5rem;
}

    .btn-login:hover:not(.disabled) {
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(0, 58, 112, 0.35);
    }

    .btn-login:active:not(.disabled) {
        transform: translateY(0);
    }

    .btn-login.disabled {
        background: linear-gradient(135deg, #cbd5e1, #b0bec5);
        box-shadow: none;
        cursor: not-allowed;
    }

.btn-login-icon {
    font-size: 1.1rem;
    transition: transform 0.2s ease;
}

.btn-login:hover:not(.disabled) .btn-login-icon {
    transform: translateX(3px);
}

/* Volver al portal — visible y limpio */
.form-back-link {
    margin-top: 1.5rem;
    text-align: center;
}

    .form-back-link a {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--navy-mid);
        text-decoration: none;
        padding: 0.55rem 1.1rem;
        border-radius: 8px;
        border: 1.5px solid rgba(0, 58, 112, 0.2);
        background: rgba(0, 58, 112, 0.04);
        transition: var(--transition);
    }

        .form-back-link a:hover {
            background: rgba(0, 58, 112, 0.09);
            border-color: var(--navy-mid);
            transform: translateX(-2px);
        }

/* ==========================================
   Modales — reutiliza clases del index.css
   ========================================== */
.terms-modal-content {
    border: none;
    border-radius: 16px;
    overflow: hidden;
}

.terms-modal-header {
    background: var(--navy-mid);
    padding: 1.25rem 1.5rem;
    border-bottom: none;
}

.modal-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
}

.terms-modal-header .modal-title {
    font-size: 1rem;
    font-weight: 700;
    margin: 0;
    color: #fff;
}

.terms-modal-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.75;
}

    .terms-modal-header .btn-close:hover {
        opacity: 1;
    }

.terms-modal-body {
    padding: 1.75rem 2rem;
    background: var(--bg-soft);
}

.terms-intro {
    font-size: 0.92rem;
    color: var(--text-main);
    margin-bottom: 1.25rem;
    line-height: 1.7;
}

.terms-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

    .terms-list li {
        position: relative;
        padding: 0.9rem 1rem 0.9rem 2.75rem;
        background: var(--surface);
        border: 1px solid var(--border);
        border-left: 4px solid var(--navy-mid);
        border-radius: 8px;
        font-size: 0.875rem;
        color: var(--text-main);
        line-height: 1.65;
    }

        .terms-list li::before {
            content: "›";
            position: absolute;
            left: 1rem;
            top: 0.85rem;
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--navy-mid);
        }

.terms-email {
    color: var(--navy-mid);
    font-weight: 600;
    word-break: break-all;
}

.terms-pdf-link {
    color: #e30613;
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 2px;
}

    .terms-pdf-link:hover {
        color: #b8040f;
    }

.terms-modal-footer {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 1rem 1.5rem;
    gap: 0.75rem;
}

    .terms-modal-footer .btn-secondary {
        background: var(--surface);
        border: 1px solid var(--border);
        color: var(--text-muted);
        font-weight: 600;
        border-radius: 8px;
    }

    .terms-modal-footer .btn-primary {
        background: var(--navy-mid);
        border: none;
        font-weight: 600;
        border-radius: 8px;
        padding: 0.55rem 1.25rem;
    }

        .terms-modal-footer .btn-primary:hover {
            background: var(--navy-deep);
        }

/* ==========================================
   Responsive
   ========================================== */
@media (max-width: 768px) {
    .login-root {
        grid-template-columns: 1fr;
    }

    .login-brand-panel {
        padding: 2.5rem 2rem 2rem;
        min-height: 220px;
    }

    .brand-title {
        font-size: 1.8rem;
    }

    .brand-features {
        display: none;
    }

    .login-form-panel {
        padding: 2rem 1.25rem;
        align-items: flex-start;
    }
}