/* ==========================================================================
   LOGIN.CSS - MODO CAMALEÓN ACTIVO (DISEÑO SPLIT SCREEN TIPO EL TOSTADITO)
   Hereda variables dinámicas de ThemeHelper.php (Fondos, Textos, Brillos)
   ========================================================================== */

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

body {
    min-height: 100vh;
    background-color: var(--bg-main);
    overflow-x: hidden;
    position: relative;
    color: var(--text-main);
}

/* =========================================================
   LAYOUT PRINCIPAL: SPLIT SCREEN
   ========================================================= */
.login-wrapper {
    display: flex;
    width: 100%;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.login-wrapper.layout-center {
    justify-content: center;
    align-items: center;
}

.login-wrapper.layout-right {
    flex-direction: row;
}

.login-wrapper.layout-left {
    flex-direction: row-reverse;
}

/* LADO INFORMATIVO (IZQUIERDA O DERECHA) */
.login-info-side {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4rem 6rem;
    z-index: 2;
    animation: fadeRight 0.8s cubic-bezier(0.23, 1, 0.32, 1) both;
}
.login-wrapper.layout-center .login-info-side {
    display: none;
}
.login-wrapper.layout-left .login-info-side {
    animation-name: fadeLeft;
}

@keyframes fadeRight {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes fadeLeft {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

.info-brand-wrap {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 1.5rem;
}
.info-brand-icon {
    width: 65px; height: 65px;
    border-radius: var(--sidebar-logo-radius, 50%);
    box-shadow: var(--sidebar-logo-shadow, 0 4px 20px rgba(0,0,0,0.15));
    background: var(--bg-card);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
    border: 2px solid var(--border-color);
}
.info-brand-icon img {
    width: 100%; height: 100%; object-fit: contain;
}
.info-badge {
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: rgba(0,0,0,0.2);
}
[data-theme="light"] .info-badge { background: rgba(255,255,255,0.6); }

.info-title {
    font-size: 4rem;
    font-weight: 900;
    color: var(--text-main);
    line-height: 1.05;
    margin-bottom: 1rem;
    letter-spacing: -2px;
    text-transform: uppercase;
}
.info-desc {
    font-size: 1.15rem;
    color: var(--text-muted);
    line-height: 1.6;
    max-width: 85%;
    margin-bottom: 2.5rem;
    font-weight: 500;
}

.info-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.info-tag {
    background: rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--text-main);
    padding: 8px 18px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
}
[data-theme="light"] .info-tag {
    background: rgba(0,0,0,0.05);
    border-color: rgba(0,0,0,0.1);
}

/* LADO DEL FORMULARIO */
.login-form-side {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    width: 100%;
    max-width: 500px;
    z-index: 2;
}

.login-wrapper.layout-center .login-form-side {
    max-width: 100%;
}

/* Card principal del formulario */
.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem 2.5rem;
    backdrop-filter: blur(28px) saturate(180%);
    -webkit-backdrop-filter: blur(28px) saturate(180%);
    box-shadow: var(--glass-shadow);
    animation: cardIn 0.5s cubic-bezier(0.23, 1, 0.32, 1) both;
}

@keyframes cardIn {
    from { opacity: 0; transform: translateY(30px) scale(0.95); }
    to   { opacity: 1; transform: translateY(0)   scale(1); }
}

/* Logo / Marca en la Card (Cuando está Centrado o por defecto) */
.brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 2rem;
    text-align: center;
}

.brand-icon {
    width: 86px; height: 86px;
    border-radius: var(--sidebar-logo-radius, 50%);
    background: var(--bg-main);
    display: flex; align-items: center; justify-content: center;
    box-shadow: var(--sidebar-logo-shadow, 0 0 20px rgba(0,0,0,0.15));
    margin-bottom: 0.25rem;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.brand-icon img {
    width: 100%; height: 100%;
    object-fit: contain;
    position: relative; z-index: 1;
}

.brand-name {
    font-size: 1.6rem;
    font-weight: 900;
    color: var(--text-main);
    letter-spacing: -0.5px;
    line-height: 1.1;
    text-transform: uppercase;
}
.brand-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 800;
}

/* Formulario */
.form-group {
    margin-bottom: 1.25rem;
}

.input-wrap {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    display: flex;
}

.input-icon svg { width: 18px; height: 18px; stroke-width: var(--icon-stroke-width); }

.form-control {
    width: 100%;
    padding: 0.95rem 1rem 0.95rem 2.8rem;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-main);
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.25s, background 0.25s, box-shadow 0.25s;
    outline: none;
}

.form-control::placeholder { color: var(--text-muted); font-size: 0.9rem; font-weight: 500; }

.form-control:focus {
    border-color: var(--color-primary);
    background: var(--bg-card);
    box-shadow: 0 0 0 3px var(--nav-hover-bg);
}

/* Mostrar/ocultar contraseña */
.btn-toggle-pass {
    position: absolute;
    right: 0.9rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    display: flex;
    transition: color 0.2s;
}

.btn-toggle-pass:hover { color: var(--color-primary); }
.btn-toggle-pass svg { width: 18px; height: 18px; stroke-width: var(--icon-stroke-width); }

/* Error */
.error-box {
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.3);
    color: var(--color-danger);
    border-radius: 10px;
    padding: 0.85rem 1rem;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%       { transform: translateX(-6px); }
    40%       { transform: translateX(6px); }
    60%       { transform: translateX(-4px); }
    80%       { transform: translateX(4px); }
}

/* Botón submit */
.btn-login {
    width: 100%;
    padding: 1.05rem;
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 800;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.15s, box-shadow 0.2s;
    margin-top: 0.75rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px var(--glow-1);
    letter-spacing: 0.02em;
    background: var(--color-primary);
    text-transform: uppercase;
}

.btn-login:hover  { opacity: 0.92; box-shadow: 0 6px 28px var(--glow-2); }
.btn-login:active { transform: scale(0.98); }

.btn-login:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-login-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* Spinner */
.spinner {
    width: 18px; height: 18px;
    border: 2.5px solid rgba(255,255,255,0.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    display: none;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Footer de la card */
.card-footer {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    letter-spacing: 0.5px;
    font-weight: 600;
    text-transform: none;
}
.card-footer img {
    height: 16px;
    opacity: 0.6;
    transition: opacity 0.2s;
}
.card-footer img:hover {
    opacity: 1;
}

.card-footer a {
    color: var(--text-muted);
    text-decoration: none;
}

/* Divisor decorativo */
.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
    margin: 2rem 0;
}

/* Adaptación a Móviles */
@media (max-width: 900px) {
    .login-wrapper { flex-direction: column !important; justify-content: center; align-items: center; }
    .login-info-side { display: none; } /* En móvil siempre es card centrada */
    .login-form-side { max-width: 100%; padding: 1.5rem; }
    .login-card { padding: 2rem 1.5rem; }
}