/* modern, vibrant, React-like visual aesthetics */
:root {
    --qum-primary: #6366f1; /* Indigo */
    --qum-primary-hover: #4f46e5;
    --qum-bg-gradient: linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);
    --qum-text-color: #333;
    --qum-border-radius: 12px;
    --qum-shadow: 0 10px 25px rgba(0,0,0,0.05);
    --qum-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --qum-error: #ef4444;
    --qum-success: #10b981;
}

/* Base Wrapper for forms */
.qum-wrapper {
    max-width: 450px;
    margin: 40px auto;
    padding: 40px;
    background: #ffffff;
    border-radius: var(--qum-border-radius);
    box-shadow: var(--qum-shadow);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--qum-text-color);
    animation: qumFadeInUp 0.6s ease-out;
}

@keyframes qumFadeInUp {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

.qum-wrapper h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 24px;
    text-align: center;
    color: #111827;
}

.qum-form-group {
    margin-bottom: 20px;
    position: relative;
}

.qum-form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: #4b5563;
}

.qum-form-group input[type="text"],
.qum-form-group input[type="email"],
.qum-form-group input[type="password"] {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 15px;
    transition: var(--qum-transition);
    outline: none;
    box-sizing: border-box;
    background-color: #f9fafb;
}

.qum-form-group input:focus {
    border-color: var(--qum-primary);
    background-color: #ffffff;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.qum-form-group input.error {
    border-color: var(--qum-error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.qum-submit-btn {
    width: 100%;
    padding: 14px;
    background-color: var(--qum-primary);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--qum-transition);
    display: flex;
    justify-content: center;
    align-items: center;
}

.qum-submit-btn:hover {
    background-color: var(--qum-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.qum-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Spinner for btn */
.qum-spinner {
    border: 2px solid rgba(255,255,255,0.3);
    border-top: 2px solid #fff;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    animation: qumSpin 1s linear infinite;
    margin-left: 10px;
    display: none;
}
.qum-submit-btn.loading .qum-spinner {
    display: inline-block;
}

@keyframes qumSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.qum-message {
    padding: 12px;
    border-radius: 8px;
    margin-top: 15px;
    font-size: 14px;
    display: none;
    text-align: center;
}
.qum-message.error {
    background-color: #fef2f2;
    color: var(--qum-error);
    border: 1px solid #fecaca;
    display: block;
}
.qum-message.success {
    background-color: #ecfdf5;
    color: var(--qum-success);
    border: 1px solid #a7f3d0;
    display: block;
}

.qum-links {
    margin-top: 20px;
    text-align: center;
    font-size: 14px;
}

.qum-links a {
    color: var(--qum-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.qum-links a:hover {
    color: var(--qum-primary-hover);
    text-decoration: underline;
}

/* Dashboard Styles */
.qum-dashboard {
    max-width: 900px;
    margin: 40px auto;
    font-family: 'Inter', sans-serif;
}
.qum-dashboard-header {
    background: #ffffff;
    padding: 30px;
    border-radius: var(--qum-border-radius);
    box-shadow: var(--qum-shadow);
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 30px;
}
.qum-user-info {
    display: flex;
    align-items: center;
    gap: 20px;
}
.qum-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.qum-user-meta h3 {
    margin: 0 0 5px 0;
    color: #111827;
    font-size: 24px;
}
.qum-user-meta p {
    margin: 0;
    color: #6b7280;
}
.qum-logout-btn {
    padding: 10px 20px;
    background: #f3f4f6;
    color: #374151;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    border: 1px solid #e5e7eb;
    transition: var(--qum-transition);
}
.qum-logout-btn:hover {
    background: #e5e7eb;
    color: #111827;
}

.qum-dashboard-panels {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.qum-panel {
    background: #fff;
    border-radius: var(--qum-border-radius);
    box-shadow: var(--qum-shadow);
    padding: 30px;
}

.qum-panel h4 {
    margin-top: 0;
    font-size: 20px;
    border-bottom: 2px solid #f3f4f6;
    padding-bottom: 12px;
    margin-bottom: 20px;
    color: #1f2937;
}

.qum-history-table {
    width: 100%;
    border-collapse: collapse;
}

.qum-history-table th, .qum-history-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #f3f4f6;
}

.qum-history-table th {
    font-weight: 600;
    color: #4b5563;
    background-color: #f9fafb;
}

.qum-history-table tr:hover {
    background-color: #f9fafb;
}

.qum-empty-state {
    text-align: center;
    padding: 40px 20px;
    color: #9ca3af;
    font-style: italic;
}