/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Qatar/Main Site Color Variables */
    --color-maroon: #8a1538;
    --color-maroon-dark: #5e0f24;
    --color-maroon-light: #a52a4d;
    --color-white: #FFFFFF;
    --color-light-gray: #f7f4f6;
    --color-border-gray: #e6d9de;
    --color-text-gray: #4a4a4a;
    --color-dark-gray: #2c2c2c;
    
    /* Spacing */
    --section-padding: 2rem;
    
    /* Transitions */
    --transition-smooth: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, var(--color-light-gray) 0%, #ffffff 50%, #f2e9ed 100%);
    min-height: 100vh;
    padding: 2rem 1rem;
    line-height: 1.6;
    color: var(--color-text-gray);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
}

/* Header */
.page-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--color-maroon) 0%, var(--color-maroon-dark) 100%);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(138, 21, 56, 0.3);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="2" height="2" fill="rgba(255,255,255,0.1)"/></svg>');
    opacity: 0.3;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    margin-bottom: 1.5rem;
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.15);
    transition: var(--transition-smooth);
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.back-link:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateX(-3px);
}

.page-header h1 {
    font-size: 2.75rem;
    margin-bottom: 0.75rem;
    color: var(--color-white);
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.subtitle {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* Form Container */
.form-container {
    background: var(--color-white);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    border: 1px solid var(--color-border-gray);
}

/* Type Selector */
.type-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    background: var(--color-light-gray);
    border-bottom: 3px solid var(--color-maroon);
}

.type-btn {
    padding: 1.5rem 1rem;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-gray);
    transition: var(--transition-smooth);
    position: relative;
    border-right: 1px solid var(--color-border-gray);
}

.type-btn:last-child {
    border-right: none;
}

.type-btn i {
    display: block;
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
    color: var(--color-maroon);
    transition: var(--transition-smooth);
}

.type-btn:hover {
    background: rgba(138, 21, 56, 0.05);
}

.type-btn:hover i {
    transform: scale(1.1);
}

.type-btn.active {
    background: var(--color-white);
    color: var(--color-maroon);
}

.type-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-maroon);
}

/* Messages */
.message {
    padding: 1.25rem 1.75rem;
    margin: 1.5rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 500;
    font-size: 0.95rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.success-message {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border-left: 4px solid #28a745;
}

.error-message {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border-left: 4px solid #dc3545;
}

.message i {
    font-size: 1.5rem;
}

/* Forms */
.submission-form {
    display: none;
    padding: 2.5rem;
}

.submission-form.active {
    display: block;
}

.submission-form h2 {
    color: var(--color-maroon);
    margin-bottom: 0.5rem;
    font-size: 2rem;
    font-weight: 700;
    border-bottom: 3px solid var(--color-maroon);
    padding-bottom: 1rem;
    display: inline-block;
}

.form-section {
    margin-bottom: 2.5rem;
}

.form-section h3 {
    color: var(--color-maroon-dark);
    font-size: 1.35rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--color-border-gray);
    font-weight: 600;
}

.form-group {
    margin-bottom: 1.75rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.25rem;
}

label {
    display: block;
    margin-bottom: 0.6rem;
    color: var(--color-dark-gray);
    font-weight: 600;
    font-size: 0.95rem;
}

.required {
    color: var(--color-maroon);
    font-weight: 700;
}

input[type="text"],
input[type="email"],
input[type="url"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 2px solid var(--color-border-gray);
    border-radius: 10px;
    font-size: 1rem;
    transition: var(--transition-smooth);
    font-family: inherit;
    background: var(--color-white);
    color: var(--color-dark-gray);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-maroon);
    box-shadow: 0 0 0 4px rgba(138, 21, 56, 0.1);
}

textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

small {
    display: block;
    margin-top: 0.4rem;
    color: #6c757d;
    font-size: 0.875rem;
    font-style: italic;
}

/* Checkbox Group */
.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 0.75rem;
    padding: 1rem;
    background: var(--color-light-gray);
    border-radius: 10px;
    border: 1px solid var(--color-border-gray);
}

.checkbox-group label {
    display: flex;
    align-items: center;
    font-weight: 500;
    cursor: pointer;
    padding: 0.6rem;
    border-radius: 8px;
    transition: var(--transition-smooth);
    margin-bottom: 0;
}

.checkbox-group label:hover {
    background: rgba(138, 21, 56, 0.05);
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 0.6rem;
    cursor: pointer;
    accent-color: var(--color-maroon);
}

/* Submit Button */
.submit-btn {
    width: 100%;
    padding: 1.25rem 2.5rem;
    background: linear-gradient(135deg, var(--color-maroon) 0%, var(--color-maroon-dark) 100%);
    color: var(--color-white);
    border: none;
    border-radius: 12px;
    font-size: 1.15rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    box-shadow: 0 6px 25px rgba(138, 21, 56, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(138, 21, 56, 0.4);
    background: linear-gradient(135deg, var(--color-maroon-light) 0%, var(--color-maroon) 100%);
}

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

.submit-btn:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Loading State */
.submit-btn.loading::after {
    content: '';
    width: 18px;
    height: 18px;
    margin-left: 10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--color-white);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: 1rem 0.5rem;
    }

    .page-header {
        padding: 1.5rem 1rem;
        border-radius: 12px;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .submission-form {
        padding: 1.5rem;
    }

    .submission-form h2 {
        font-size: 1.5rem;
    }

    .type-selector {
        grid-template-columns: 1fr;
    }

    .type-btn {
        border-right: none;
        border-bottom: 1px solid var(--color-border-gray);
        padding: 1.25rem 1rem;
    }

    .type-btn:last-child {
        border-bottom: none;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .checkbox-group {
        grid-template-columns: 1fr;
    }

    .submit-btn {
        font-size: 1rem;
        padding: 1rem 2rem;
    }
}

/* Professional enhancements */
select {
    cursor: pointer;
    background-image: url('data:image/svg+xml;utf8,<svg fill="%238a1538" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><path d="M8 11L3 6h10z"/></svg>');
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 12px;
    padding-right: 2.5rem;
    appearance: none;
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    opacity: 1;
}

/* Focus indicators for accessibility */
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
button:focus-visible {
    outline: 3px solid var(--color-maroon);
    outline-offset: 2px;
}