/* LOGIN PAGE - SCOPED STYLES */
:root {
    --lgn-primary: #1a252f;
    --lgn-accent: #3498db;
    --lgn-success: #27ae60;
    --lgn-danger: #e74c3c;
    --lgn-gray-100: #f8f9fa;
    --lgn-gray-300: #dee2e6;
    --lgn-gray-600: #6c757d;
    --lgn-gray-900: #212529;
    --lgn-white: #ffffff;
}

.lgn-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f1419 0%, #2c3e50 100%);
    padding: 1rem;
    font-family: 'Segoe UI', system-ui, sans-serif;
}

.lgn-container {
    width: 100%;
    max-width: 950px;
    background: var(--lgn-white);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    display: grid;
    grid-template-columns: 380px 1fr;
    overflow: hidden;
    animation: lgn-slideUp 0.4s ease-out;
}

@keyframes lgn-slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

/* Brand Panel */
.lgn-brand-panel {
    background: linear-gradient(180deg, var(--lgn-primary) 0%, #34495e 100%);
    padding: 2.5rem 2rem;
    color: var(--lgn-white);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

    .lgn-brand-panel::before {
        content: '';
        position: absolute;
        width: 200%;
        height: 200%;
        background: radial-gradient(circle, rgba(52, 152, 219, 0.1) 0%, transparent 70%);
        animation: lgn-rotate 20s linear infinite;
    }

@keyframes lgn-rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.lgn-brand-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    width: 100%;
}

.lgn-logo-circle {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    animation: lgn-float 3s ease-in-out infinite;
}

@keyframes lgn-float {
    0%, 100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.lgn-brand-name {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    letter-spacing: -0.02em;
}

.lgn-brand-desc {
    font-size: 0.875rem;
    opacity: 0.85;
    margin: 0 0 2rem 0;
}

.lgn-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.lgn-feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    transition: all 0.3s ease;
}

    .lgn-feature-item:hover {
        background: rgba(255, 255, 255, 0.15);
        transform: translateX(5px);
    }

    .lgn-feature-item i {
        font-size: 1.5rem;
        color: var(--lgn-accent);
    }

    .lgn-feature-item span {
        font-size: 0.875rem;
        font-weight: 500;
    }

/* Form Panel */
.lgn-form-panel {
    padding: 2.5rem 2rem;
    display: flex;
    align-items: center;
}

.lgn-form-inner {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.lgn-header {
    text-align: center;
    margin-bottom: 2rem;
}

.lgn-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--lgn-accent), #2980b9);
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--lgn-white);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.lgn-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--lgn-gray-900);
    margin: 0 0 0.5rem 0;
}

.lgn-header p {
    font-size: 0.875rem;
    color: var(--lgn-gray-600);
    margin: 0;
}

/* Alert */
.lgn-alert {
    display: flex;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    animation: lgn-shake 0.4s ease;
}

@keyframes lgn-shake {
    0%, 100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-5px);
    }

    75% {
        transform: translateX(5px);
    }
}

.lgn-alert-error {
    background: #fee;
    border-left: 3px solid var(--lgn-danger);
}

.lgn-alert i {
    font-size: 1.25rem;
    color: var(--lgn-danger);
    flex-shrink: 0;
}

.lgn-alert strong {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--lgn-danger);
    margin-bottom: 0.25rem;
}

.lgn-alert p {
    font-size: 0.813rem;
    color: #c62828;
    margin: 0;
}

/* Form */
.lgn-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.lgn-field {
    display: flex;
    flex-direction: column;
}

.lgn-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.813rem;
    font-weight: 600;
    color: var(--lgn-gray-900);
    margin-bottom: 0.5rem;
}

    .lgn-label i {
        font-size: 1rem;
        color: var(--lgn-accent);
    }

.lgn-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--lgn-gray-300);
    border-radius: 8px;
    font-size: 0.875rem;
    font-family: inherit;
    color: var(--lgn-gray-900);
    transition: all 0.2s ease;
}

    .lgn-input:focus {
        outline: none;
        border-color: var(--lgn-accent);
        box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
    }

    .lgn-input::placeholder {
        color: var(--lgn-gray-600);
        opacity: 0.6;
    }

.lgn-input-group {
    position: relative;
    display: flex;
    align-items: center;
}

    .lgn-input-group .lgn-input {
        padding-right: 3rem;
    }

.lgn-toggle-btn {
    position: absolute;
    right: 8px;
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--lgn-gray-600);
    cursor: pointer;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

    .lgn-toggle-btn:hover {
        background: var(--lgn-gray-100);
        color: var(--lgn-accent);
    }

.lgn-error {
    font-size: 0.75rem;
    color: var(--lgn-danger);
    margin-top: 0.25rem;
}

.lgn-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

    .lgn-checkbox input {
        width: 18px;
        height: 18px;
        accent-color: var(--lgn-accent);
        cursor: pointer;
    }

    .lgn-checkbox label {
        font-size: 0.875rem;
        color: var(--lgn-gray-900);
        cursor: pointer;
        user-select: none;
    }

.lgn-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem;
    background: linear-gradient(135deg, var(--lgn-accent), #2980b9);
    color: var(--lgn-white);
    border: none;
    border-radius: 8px;
    font-size: 0.938rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

    .lgn-submit:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(52, 152, 219, 0.4);
    }

    .lgn-submit:active {
        transform: translateY(0);
    }

/* Links */
.lgn-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.lgn-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    font-size: 0.813rem;
    color: var(--lgn-gray-600);
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.2s ease;
}

    .lgn-link:hover {
        background: var(--lgn-gray-100);
        color: var(--lgn-accent);
    }

.lgn-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0;
}

    .lgn-divider::before,
    .lgn-divider::after {
        content: '';
        flex: 1;
        height: 1px;
        background: var(--lgn-gray-300);
    }

    .lgn-divider span {
        font-size: 0.813rem;
        color: var(--lgn-gray-600);
        font-weight: 500;
    }

.lgn-register-link {
    display: block;
    text-align: center;
    padding: 0.75rem;
    background: var(--lgn-gray-100);
    color: var(--lgn-accent);
    text-decoration: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

    .lgn-register-link:hover {
        background: var(--lgn-accent);
        color: var(--lgn-white);
        transform: translateY(-1px);
    }

/* Responsive */
@media (max-width: 900px) {
    .lgn-container {
        grid-template-columns: 1fr;
    }

    .lgn-brand-panel {
        padding: 2rem 1.5rem;
    }

    .lgn-features {
        display: none;
    }
}

@media (max-width: 600px) {
    .lgn-wrapper {
        padding: 0;
    }

    .lgn-container {
        border-radius: 0;
        min-height: 100vh;
    }

    .lgn-form-panel {
        padding: 2rem 1.5rem;
    }
}