/**
 * NGO Donations - Modern White, Brown & Gold Theme
 * 
 * Color Palette:
 * - White: #FFFFFF (backgrounds, cards)
 * - Brown: #8B5A2B (primary elements, buttons)
 * - Gold: #D4AF37 (accents, highlights)
 */

/* ====== Global Styles ====== */
:root {
    --color-white: #FFFFFF;
    --color-cream: #FAF7F2;
    --color-brown: #8B5A2B;
    --color-brown-light: #A67B4E;
    --color-brown-dark: #6B441E;
    --color-gold: #D4AF37;
    --color-gold-light: #E5C76B;
    --color-gold-dark: #B8961F;
    --color-gray-light: #F3F4F6;
    --color-gray: #9CA3AF;
    --color-text: #1F2937;
    --color-text-light: #6B7280;
    --shadow-sm: 0 4px 6px -1px rgba(139, 90, 43, 0.1), 0 2px 4px -1px rgba(139, 90, 43, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(139, 90, 43, 0.1), 0 4px 6px -2px rgba(139, 90, 43, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(139, 90, 43, 0.15), 0 10px 10px -5px rgba(139, 90, 43, 0.04);
    --shadow-gold: 0 4px 14px 0 rgba(212, 175, 55, 0.2);
}

body {
    background: linear-gradient(135deg, var(--color-cream) 0%, #F5F0E8 100%);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ====== Main Container ====== */
.ngo-donations-container {
    position: relative;
    padding: 20px;
}

.ngo-donations-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 30%, rgba(212, 175, 55, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* ====== Main Card ====== */
.donation-card {
    background: var(--color-white);
    border-radius: 32px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
    z-index: 1;
    border: 1px solid rgba(212, 175, 55, 0.1);
    backdrop-filter: blur(10px);
}

.donation-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-brown) 50%, var(--color-gold) 100%);
}

/* ====== Header ====== */
.donation-header {
    background: linear-gradient(135deg, var(--color-brown) 0%, var(--color-brown-dark) 100%);
    padding: 40px 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.donation-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.2) 0%, transparent 70%);
    animation: shimmer 8s infinite linear;
}

@keyframes shimmer {
    0% { transform: translate(0, 0) rotate(0deg); }
    100% { transform: translate(-10%, -10%) rotate(10deg); }
}

.donation-header h2 {
    color: var(--color-white);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
}

.donation-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    font-weight: 400;
    position: relative;
}

/* ====== Gold Accent Elements ====== */
.gold-accent {
    color: var(--color-gold);
}

.gold-border {
    border: 2px solid var(--color-gold);
    border-radius: 12px;
}

.gold-badge {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
    color: var(--color-white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-gold);
}

/* ====== Form Elements ====== */
.donation-form {
    padding: 32px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-brown-dark);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    background: var(--color-cream);
    border: 2px solid transparent;
    border-radius: 16px;
    font-size: 1rem;
    color: var(--color-text);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.form-input:hover {
    background: var(--color-white);
    border-color: var(--color-gold-light);
}

.form-input:focus {
    outline: none;
    background: var(--color-white);
    border-color: var(--color-gold);
    box-shadow: var(--shadow-gold);
    transform: translateY(-2px);
}

.form-input::placeholder {
    color: var(--color-gray);
    font-weight: 300;
}

/* ====== Input with Icon ====== */
.input-icon-wrapper {
    position: relative;
}

.input-icon-wrapper i {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-brown);
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.input-icon-wrapper .form-input {
    padding-left: 48px;
}

.input-icon-wrapper .form-input:focus + i {
    color: var(--color-gold);
}

/* ====== Grid Layout ====== */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

/* ====== Amount Input with Currency ====== */
.amount-wrapper {
    position: relative;
}

.amount-currency {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-brown);
    font-weight: 600;
    font-size: 1.1rem;
}

.amount-input {
    padding-left: 42px;
    font-size: 1.25rem;
    font-weight: 600;
}

.amount-limits {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    font-size: 0.75rem;
    color: var(--color-text-light);
}

/* ====== Card Styling ====== */
.card-field {
    background: linear-gradient(135deg, var(--color-cream) 0%, #F5F0E8 100%);
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.card-field:hover {
    border-color: var(--color-gold-light);
    transform: translateY(-2px);
}

/* ====== Radio Options (Recurring) ====== */
.donation-type {
    background: var(--color-cream);
    padding: 24px;
    border-radius: 24px;
    margin: 24px 0;
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.donation-type-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-brown-dark);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.radio-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.radio-option {
    position: relative;
}

.radio-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.radio-option label {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 8px;
    background: var(--color-white);
    border: 2px solid transparent;
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-light);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.radio-option input[type="radio"]:checked + label {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-light) 100%);
    color: var(--color-white);
    border-color: var(--color-gold-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.radio-option label:hover {
    border-color: var(--color-gold);
    transform: translateY(-2px);
}

/* ====== Submit Button ====== */
.donate-button {
    width: 100%;
    background: linear-gradient(135deg, var(--color-brown) 0%, var(--color-brown-dark) 100%);
    color: var(--color-white);
    font-weight: 600;
    font-size: 1.125rem;
    padding: 18px 24px;
    border: none;
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    margin-top: 16px;
}

.donate-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.3), transparent);
    transition: left 0.5s ease;
}

.donate-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--color-brown-dark) 0%, var(--color-brown) 100%);
}

.donate-button:hover::before {
    left: 100%;
}

.donate-button:active {
    transform: translateY(0);
}

.donate-button i {
    margin-right: 8px;
    color: var(--color-gold);
}

/* ====== Security Badges ====== */
.security-badges {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.security-badge {
    display: flex;
    align-items: center;
    color: var(--color-text-light);
    font-size: 0.875rem;
}

.security-badge i {
    color: var(--color-gold);
    margin-right: 6px;
    font-size: 1rem;
}

.security-badge span {
    font-weight: 500;
}

/* ====== Message Alerts ====== */
.alert {
    padding: 16px 20px;
    border-radius: 16px;
    margin-bottom: 24px;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert i {
    font-size: 1.25rem;
}

.alert-success {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, rgba(139, 90, 43, 0.1) 100%);
    border-left: 4px solid var(--color-gold);
    color: var(--color-brown-dark);
}

.alert-error {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(185, 28, 28, 0.1) 100%);
    border-left: 4px solid #EF4444;
    color: #991B1B;
}

/* ====== Loading State ====== */
.button-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.8;
}

.button-loading .button-text {
    opacity: 0;
}

.button-loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--color-gold);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ====== Admin Dashboard ====== */
.dashboard-widgets {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 24px;
}

.widget {
    background: var(--color-white);
    border: 1px solid rgba(212, 175, 55, 0.1);
    border-radius: 24px;
    padding: 24px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.widget:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-gold);
}

.widget h3 {
    color: var(--color-brown);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid rgba(212, 175, 55, 0.2);
}

.widget .stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 12px 0;
    padding: 8px 0;
}

.widget .stat .label {
    color: var(--color-text-light);
    font-weight: 500;
}

.widget .stat .value {
    color: var(--color-brown-dark);
    font-size: 1.25rem;
    font-weight: 700;
}

.widget .stat .value i {
    color: var(--color-gold);
    margin-right: 4px;
}

/* ====== Transactions Table ====== */
.transactions-table {
    width: 100%;
    background: var(--color-white);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(212, 175, 55, 0.1);
}

.transactions-table thead {
    background: linear-gradient(135deg, var(--color-brown) 0%, var(--color-brown-dark) 100%);
    color: var(--color-white);
}

.transactions-table th {
    padding: 16px;
    text-align: left;
    font-weight: 600;
}

.transactions-table td {
    padding: 16px;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    color: var(--color-text);
}

.transactions-table tr:hover td {
    background: rgba(212, 175, 55, 0.05);
}

.status-completed {
    color: var(--color-gold);
    font-weight: 600;
}

.status-pending {
    color: var(--color-brown);
    font-weight: 600;
}

.status-failed {
    color: #EF4444;
    font-weight: 600;
}

/* ====== Responsive Design ====== */
@media (max-width: 768px) {
    .donation-header h2 {
        font-size: 2rem;
    }
    
    .donation-form {
        padding: 20px;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .radio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .security-badges {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    
    .dashboard-widgets {
        grid-template-columns: 1fr;
    }
    
    .transactions-table {
        display: block;
        overflow-x: auto;
    }
}

@media (max-width: 480px) {
    .radio-grid {
        grid-template-columns: 1fr;
    }
}

/* ====== Print Styles ====== */
@media print {
    .donate-button,
    .security-badges {
        display: none;
    }
    
    .donation-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}