:root {
    --color-text: #1E293B;
    --color-muted: #64748B;
    --color-background: #FFFFFF;
    --color-card: #FFFFFF;
    --color-primary: #3B82F6;
    --color-primary-dark: #1E40AF;
    --color-secondary: #F97316;
    --color-secondary-hover: #EA580C;
    --color-accent: #DBEAFE;
    --border-radius: 8px;
    --transition-speed: 0.2s;
    --card-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    
    /* Force light mode */
    color-scheme: light;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--color-background);
    color: var(--color-text);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

.content {
    padding: 40px 20px;
    max-width: 900px;
    margin: 0 auto;
    width: 100%;
}

.page-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--color-text);
    text-align: center;
}

.submission-form {
    background-color: var(--color-card);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--card-shadow);
    max-width: 100%;
}

.form-group {
    margin-bottom: 25px;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--color-text);
    font-size: 16px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #E2E8F0;
    border-radius: var(--border-radius);
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    background-color: white;
    color: var(--color-text);
    box-sizing: border-box;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 150px;
    font-family: inherit;
}

.tag-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 10px;
}

.tag-option {
    display: inline-block;
}

.tag-option input {
    display: none;
}

.tag-option label {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    background-color: #F1F5F9;
    color: var(--color-muted);
    transition: all var(--transition-speed) ease;
    border: 2px solid transparent;
}

.tag-option input:checked+label {
    background-color: var(--color-accent);
    color: var(--color-primary-dark);
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(59, 130, 246, 0.2);
}

.tag-option label:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.form-help {
    font-size: 14px;
    color: var(--color-muted);
    margin-top: 8px;
    line-height: 1.5;
}

.character-count {
    text-align: right;
    font-size: 12px;
    color: var(--color-muted);
    margin-top: 8px;
}

.character-count.warning {
    color: #F59E0B;
}

.character-count.danger {
    color: #EF4444;
}

.checkbox-group {
    margin-top: 25px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    font-size: 16px;
    cursor: pointer;
    line-height: 1.5;
}

.checkbox-label input {
    margin-right: 12px;
    margin-top: 2px;
    transform: scale(1.2);
}

.button-group {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.btn {
    padding: 15px 40px;
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 16px;
    transition: all var(--transition-speed) ease;
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: white;
    box-shadow: 0 4px 8px rgba(249, 115, 22, 0.3);
}

.btn-secondary:hover {
    background-color: var(--color-secondary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(249, 115, 22, 0.4);
}

.btn-secondary:disabled {
    background-color: #CBD5E1;
    color: #9CA3AF;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.alert {
    padding: 20px 25px;
    margin-bottom: 25px;
    border-radius: var(--border-radius);
    border: 1px solid;
    display: none;
    align-items: flex-start;
    font-size: 16px;
    line-height: 1.5;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.alert.show {
    display: flex;
    animation: slideInFromTop 0.3s ease-out;
}

.alert.fade-out {
    opacity: 0;
    transform: translateY(-10px);
}

@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

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

.alert-success {
    background-color: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}

.alert-danger {
    background-color: #fef2f2;
    border-color: #fecaca;
    color: #dc2626;
}

.alert-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    margin-right: 15px;
    margin-top: 2px;
}

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

.alert-title {
    font-weight: 600;
    margin-bottom: 8px;
}

.alert ul {
    margin: 0;
    padding-left: 25px;
}

.alert li {
    margin-bottom: 5px;
}

.alert-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: inherit;
    opacity: 0.5;
    transition: opacity 0.2s ease;
}

.alert-close:hover {
    opacity: 1;
}

/* Responsive */
@media (max-width: 768px) {
    .content {
        padding: 25px 15px;
    }

    .submission-form {
        padding: 25px 20px;
    }

    .page-title {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .submission-form {
        padding: 20px 15px;
    }

    .tag-selector {
        gap: 8px;
    }

    .tag-option label {
        padding: 6px 12px;
        font-size: 13px;
    }
}