/* =====================================================
   LOGIN.CSS - Estilos de la página de login
   Las variables de tema están en main.css
   ===================================================== */

/* =====================================================
   CONTENEDOR PRINCIPAL DEL LOGIN
   ===================================================== */
.login-wrapper {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

/* Login Minimalista - Sin header ni logo */
.login-wrapper.login-minimal {
    min-height: 100vh;
    background: var(--bg-primary, #0f0f23);
}

.login-card-minimal {
    max-width: 340px;
    padding: 2rem;
    background: transparent;
    border: none;
    box-shadow: none;
}

.login-card-minimal::before {
    display: none;
}

.login-card-minimal .login-form {
    gap: 1rem;
}

.login-card-minimal .form-group {
    gap: 0;
}

.login-card-minimal .input-wrapper {
    background: var(--bg-secondary, #1a1a2e);
    border: 1px solid var(--border-color, #2d2d44);
    border-radius: 12px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.login-card-minimal .input-wrapper:focus-within {
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.login-card-minimal .login-btn {
    margin-top: 0.5rem;
    padding: 0.9rem 1.5rem;
    border-radius: 12px;
}

.login-card-minimal .login-alert {
    margin-bottom: 1rem;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    font-size: 0.85rem;
}

.login-card-minimal .login-alert-content {
    flex: 1;
}

.login-card-minimal .login-alert-message {
    font-size: 0.85rem;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

/* =====================================================
   HEADER DEL LOGIN
   ===================================================== */
.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.login-logo-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    animation: loginLogoFloat 3s ease-in-out infinite;
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.35);
}

.login-logo-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.2) 50%,
        transparent 70%
    );
    animation: loginLogoShine 3s ease-in-out infinite;
}

@keyframes loginLogoFloat {
    0%, 100% {
        transform: translateY(0);
        box-shadow: 0 8px 32px rgba(99, 102, 241, 0.35);
    }
    50% {
        transform: translateY(-6px);
        box-shadow: 0 16px 48px rgba(99, 102, 241, 0.45);
    }
}

@keyframes loginLogoShine {
    0% {
        transform: translateX(-100%) rotate(45deg);
    }
    50%, 100% {
        transform: translateX(100%) rotate(45deg);
    }
}

.login-logo-icon svg {
    width: 40px;
    height: 40px;
    color: white;
    position: relative;
    z-index: 1;
}

.login-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.brand-nubly {
    background: linear-gradient(135deg, #6366f1 0%, #818cf8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: brandFadeIn 0.6s ease-out 0.2s backwards;
}

.brand-video {
    color: var(--text-primary, #f1f5f9);
    font-weight: 600;
    opacity: 0.9;
    animation: brandFadeIn 0.6s ease-out 0.35s backwards;
}

@keyframes brandFadeIn {
    0% {
        opacity: 0;
        transform: translateY(-10px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

[data-theme="light"] .brand-video {
    color: var(--text-secondary, #475569);
}

.login-header h1:not(.login-brand) {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* =====================================================
   FORMULARIO
   ===================================================== */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

/* Input con icono */
.input-wrapper {
    position: relative;
}

.input-wrapper input {
    padding-left: 2.75rem;
}

.input-wrapper .input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

/* Toggle password visibility */
.input-wrapper .toggle-password {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
    color: var(--text-muted);
    transition: color 0.2s;
}

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

.input-wrapper .toggle-password svg {
    width: 18px;
    height: 18px;
}

/* =====================================================
   BOTÓN DE LOGIN
   ===================================================== */
.login-btn {
    width: 100%;
    padding: 1rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.35);
}

.login-btn:active {
    transform: translateY(0);
}

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

.login-btn svg {
    width: 18px;
    height: 18px;
}

/* =====================================================
   MENSAJES DE ERROR Y ALERTA
   ===================================================== */
.login-alert {
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.login-alert svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.login-alert-content {
    flex: 1;
}

.login-alert-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.login-alert-message {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Error */
.login-alert.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--accent-danger);
}

/* Warning (session expired, rate limit) */
.login-alert.warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--accent-warning);
}

/* Rate limit countdown */
.countdown {
    margin-top: 0.5rem;
    font-weight: 700;
    font-size: 1.1rem;
}

.countdown.ready {
    color: var(--accent-success);
}

/* Form disabled state */
.login-form.disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 480px) {
    .login-wrapper {
        padding: 1rem 0.5rem;
    }

    .login-card {
        padding: 1.5rem;
        border-radius: 16px;
    }

    .login-logo {
        width: 56px;
        height: 56px;
    }

    .login-logo svg {
        width: 30px;
        height: 30px;
    }

    .login-header h1 {
        font-size: 1.5rem;
    }

    .form-group input {
        padding: 0.75rem 1rem;
    }

    .input-wrapper input {
        padding-left: 2.5rem;
    }

    .login-btn {
        padding: 0.875rem;
    }
}

/* =====================================================
   ANIMACIONES
   ===================================================== */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.login-alert.error.shake {
    animation: shake 0.5s ease-in-out;
}

.login-card {
    animation: fadeInUp 0.5s ease-out;
}

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