/**
 * De-a Arhitectura Donation Form Styles
 * Polished, modern design matching the screenshot
 */

/* ===== Variables ===== */
:root {
    --daa-primary: #27B1CF;
    --daa-primary-hover: #27B1CF;
    --daa-primary-light: #E8F8FA;
    --daa-text-dark: #1A1A1A;
    --daa-text-gray: #6B7280;
    --daa-text-light: #9CA3AF;
    --daa-border: #E5E7EB;
    --daa-border-focus: #2DC2D7;
    --daa-white: #FFFFFF;
    --daa-error: #EF4444;
    --daa-success: #10B981;
    --daa-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --daa-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --daa-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --daa-shadow-xl: 4px 3px 5px 5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --daa-radius-sm: 6px;
    --daa-radius-md: 8px;
    --daa-radius-lg: 12px;
}

/* ===== Container ===== */
.daa-donation-wrapper {
    width: 100%;
    max-width: 540px;
    margin: 0 auto;
    padding: 0px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.daa-donation-form-container {
    background: var(--daa-white);
    border-radius: var(--daa-radius-lg);
    box-shadow: var(--daa-shadow-xl);
    padding: 22px 16px;
    position: relative;
    font-size: 90%;
}

/* ===== Tabs ===== */
.daa-donation-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    border: 1px solid var(--daa-border);
    border-radius: var(--daa-radius-md);
    padding: 4px;
    background: #F9FAFB;
}

.daa-tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 12px;
    border: none;
    background: transparent;
    border-radius: var(--daa-radius-sm);
    font-size: 13px;
    font-weight: 500;
    color: var(--daa-text-gray);
    cursor: pointer;
    transition: all 0.2s ease;
}

.daa-tab-icon {
    width: 16px;
    height: 16px;
    color: var(--daa-text-gray);
    transition: color 0.2s ease;
}

.daa-tab:hover {
    background: var(--daa-white);
    color: var(--daa-text-dark);
}

.daa-tab.active {
    background: var(--daa-primary);
    color: var(--daa-white);
    box-shadow: var(--daa-shadow-sm);
}

.daa-tab.active .daa-tab-icon {
    color: var(--daa-text-dark);
}

/* ===== Form Sections ===== */
.daa-form-section {
    margin-bottom: 22px;
}

.daa-section-label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--daa-text-dark);
    margin-top: 5px;
    margin-bottom: 15px;
    text-transform: uppercase;
}

/* ===== Amount Buttons ===== */
.daa-amount-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 7px;
}

.daa-amount-btn {
    width: 100%;
    padding: 8px 3px;
    border: 1.5px solid var(--daa-border);
    background: var(--daa-white);
    border-radius: var(--daa-radius-md);
    font-size: 13px;
    font-weight: 500;
    color: var(--daa-text-dark);
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    box-sizing: border-box;
}

.daa-amount-btn:hover {
    border-color: var(--daa-primary);
    background: var(--daa-primary-light);
    transform: translateY(-1px);
    box-shadow: var(--daa-shadow-sm);
}

.daa-amount-btn.active {
    border-color: var(--daa-primary);
    background: var(--daa-primary);
    color: var(--daa-white);
    box-shadow: var(--daa-shadow-md);
}

.daa-amount-input {
    width: 100%;
    padding: 8px 3px !important;
    border: 1.5px solid var(--daa-border);
    background: var(--daa-white);
    border-radius: var(--daa-radius-md);
    font-size: 12px;
    font-weight: 400;
    color: var(--daa-text-dark);
    transition: all 0.2s ease;
    white-space: nowrap;
    box-sizing: border-box;
    text-align: center;
}

.daa-amount-input::placeholder {
    color: var(--daa-text-light);
}

.daa-amount-input.active {
    border-color: var(--daa-primary);
    background: var(--daa-primary);
    color: var(--daa-white);
    box-shadow: var(--daa-shadow-md);
}

.daa-amount-input.active::placeholder {
    color: rgba(255, 255, 255, 0.8);
}

.daa-amount-input:focus {
    outline: none;
    border-color: var(--daa-primary);
    box-shadow: 0 0 0 3px rgba(45, 194, 215, 0.1);
}

/* Hide number input spinner buttons */
.daa-amount-input::-webkit-outer-spin-button,
.daa-amount-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.daa-amount-input[type=number] {
    -moz-appearance: textfield;
}

/* ===== Form Grid ===== */
.daa-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.daa-form-group {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.daa-form-group label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.3px;
    color: var(--daa-text-dark);
    margin-bottom: 6px;
    text-transform: uppercase;
}

.daa-required {
    color: var(--daa-primary);
}

.daa-form-group input {
    padding: 10px !important;
    border: 1.5px solid var(--daa-border);
    background: var(--daa-white);
    border-radius: var(--daa-radius-md);
    font-size: 13px;
    color: var(--daa-text-dark);
    transition: all 0.2s ease;
    min-width: 0;
}

.daa-form-group input::placeholder {
    color: var(--daa-text-light);
}

.daa-form-group input:focus {
    outline: none;
    border-color: var(--daa-primary);
    box-shadow: 0 0 0 3px rgba(45, 194, 215, 0.1);
}

.daa-form-group input:invalid:not(:placeholder-shown) {
    border-color: var(--daa-error);
}

/* ===== Checkbox ===== */
.daa-checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    cursor: pointer;
}

.daa-checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--daa-primary);
}

.daa-checkbox-text {
    font-size: 11px;
    line-height: 1.6;
    color: var(--daa-text-gray);
}

.daa-checkbox-text a {
    color: var(--daa-primary);
    text-decoration: none;
    font-weight: 500;
}

.daa-checkbox-text a:hover {
    text-decoration: underline;
}

/* ===== Submit Button ===== */
.daa-submit-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 18px;
    background: var(--daa-primary);
    border: none;
    border-radius: var(--daa-radius-md);
    color: var(--daa-white);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--daa-shadow-md);
}

.daa-submit-btn:hover:not(:disabled) {
    background: var(--daa-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--daa-shadow-lg);
}

.daa-submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.daa-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.daa-btn-arrow {
    width: 17px;
    height: 17px;
    transition: transform 0.3s ease;
}

.daa-submit-btn:hover:not(:disabled) .daa-btn-arrow {
    transform: translateX(4px);
}

/* ===== Stripe Badge ===== */
.daa-stripe-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    margin-top: 12px;
    padding: 6px;
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--daa-text-light);
}

.daa-stripe-badge svg {
    width: 12px;
    height: 12px;
    color: var(--daa-text-light);
}

/* ===== Messages ===== */
.daa-form-messages {
    margin-top: 12px;
    margin-bottom: 12px;
    padding: 10px 12px;
    border-radius: var(--daa-radius-md);
    font-size: 12px;
    display: none;
}

.daa-form-messages.error {
    display: block;
    background: #FEE2E2;
    color: var(--daa-error);
    border: 1px solid #FECACA;
}

.daa-form-messages.success {
    display: block;
    background: #D1FAE5;
    color: var(--daa-success);
    border: 1px solid #A7F3D0;
}

.daa-form-messages.info {
    display: block;
    background: var(--daa-primary-light);
    color: var(--daa-primary-hover);
    border: 1px solid #B4E9F0;
}

/* ===== Loading State ===== */
.daa-submit-btn.loading {
    position: relative;
    color: transparent;
}

.daa-submit-btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 2px solid var(--daa-white);
    border-radius: 50%;
    border-top-color: transparent;
    animation: daa-spinner 0.6s linear infinite;
}

@keyframes daa-spinner {
    to {
        transform: rotate(360deg);
    }
}

/* ===== Responsive Design ===== */
@media (max-width: 640px) {
    .daa-donation-wrapper {
        padding: 12px;
    }
    
    .daa-donation-form-container {
        padding: 24px;
    }
    
    .daa-amount-buttons {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .daa-form-grid {
        grid-template-columns: 1fr;
    }
    
    .daa-tab {
        font-size: 12px;
        padding: 7px 10px;
    }
}

@media (max-width: 400px) {
    .daa-donation-form-container {
        padding: 20px;
    }
    
    .daa-amount-buttons {
        grid-template-columns: 1fr;
    }
}

/* ===== Print Styles ===== */
@media print {
    .daa-donation-wrapper {
        box-shadow: none;
    }
}