/* Login Page CSS - Tách từ Login.cshtml */

.login-container {
    min-height: 100vh;
    background: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.login-card {
    width: 100%;
    max-width: 28rem;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

/* Header */
.login-header {
    padding: 2rem 2rem 1.5rem;
    text-align: center;
    background: white;
    border-bottom: 1px solid #f1f5f9;
}

.login-icon {
    width: 3rem;
    height: 3rem;
    background: #2563eb;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.2);
}

.login-icon i {
    color: white;
    font-size: 1.5rem;
}

.login-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 0.25rem;
}

.login-header p {
    font-size: 0.875rem;
    color: #64748b;
    margin: 0;
}

/* Body */
.login-body {
    padding: 2rem;
}

/* Login Mode Toggle */
.login-mode-toggle {
    display: flex;
    padding: 0.25rem;
    background: #f1f5f9;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
}

.mode-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 0.375rem;
    transition: all 0.2s;
    border: none;
    background: transparent;
    color: #64748b;
    cursor: pointer;
}

.mode-btn:hover {
    color: #475569;
}

.mode-btn.active {
    background: white;
    color: #0f172a;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.mode-btn.active[data-mode="system"] {
    color: #2563eb;
}

.mode-btn i {
    font-size: 1rem;
}

/* Error Message */
.error-message {
    margin-bottom: 1.5rem;
    padding: 0.75rem;
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #dc2626;
    font-size: 0.875rem;
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.error-message i {
    font-size: 1rem;
    flex-shrink: 0;
}

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

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

.input-field label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
    margin-bottom: 0.375rem;
}

.input-wrapper {
    position: relative;
}

.input-wrapper i {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 1.125rem;
    pointer-events: none;
}

.input-wrapper input {
    width: 100%;
    padding: 0.625rem 1rem 0.625rem 2.5rem;
    background: white;
    border: 1px solid #cbd5e1;
    color: #0f172a;
    font-size: 0.875rem;
    border-radius: 0.375rem;
    outline: none;
    transition: all 0.2s;
}

.input-wrapper input::placeholder {
    color: #94a3b8;
}

.input-wrapper input:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.input-field.d-none {
    display: none;
}

/* Submit Button */
.login-submit-btn {
    width: 100%;
    background: #2563eb;
    color: white;
    font-weight: 600;
    padding: 0.625rem;
    border-radius: 0.375rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.login-submit-btn:hover:not(:disabled) {
    background: #1d4ed8;
}

.login-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.login-submit-btn i {
    font-size: 1.125rem;
}

.login-submit-btn .spinner-border {
    width: 1rem;
    height: 1rem;
    border-width: 2px;
}

/* Footer */
.login-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid #f1f5f9;
}

.demo-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: #94a3b8;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
}

.demo-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.demo-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    border-radius: 0.5rem;
    transition: all 0.2s;
    gap: 0.25rem;
    border: 1px solid transparent;
    cursor: pointer;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.demo-btn:hover:not(:disabled) {
    transform: scale(1.05);
}

.demo-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.demo-btn i {
    font-size: 1.125rem;
}

.demo-btn span {
    font-size: 0.625rem;
    font-weight: 700;
}

.demo-btn-indigo {
    background: #eef2ff;
    color: #4f46e5;
}

.demo-btn-indigo:hover:not(:disabled) {
    background: #e0e7ff;
}

.demo-btn-purple {
    background: #faf5ff;
    color: #9333ea;
}

.demo-btn-purple:hover:not(:disabled) {
    background: #f3e8ff;
}

.demo-btn-blue {
    background: #eff6ff;
    color: #2563eb;
}

.demo-btn-blue:hover:not(:disabled) {
    background: #dbeafe;
}

.demo-btn-orange {
    background: #fff7ed;
    color: #ea580c;
}

.demo-btn-orange:hover:not(:disabled) {
    background: #ffedd5;
}

.login-link {
    text-align: center;
}

.login-link a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: #475569;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.login-link a:hover {
    color: #2563eb;
}

.login-link a i {
    font-size: 1rem;
}

/* Animation */
@keyframes slide-in-from-top {
    from {
        transform: translateY(-10px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.input-field.animate-in {
    animation: slide-in-from-top 0.3s ease-out;
}