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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: #e53935;
}

.nav-brand i {
    margin-right: 0.5rem;
    font-size: 1.8rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #e53935;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #e53935;
    transition: width 0.3s ease;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #e53935 0%, #b71c1c 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Button Styles */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-primary {
    background: #e53935;
    color: white;
}

.btn-primary:hover {
    background: #d32f2f;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(229, 57, 53, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #e53935;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Emergency Banner */
.emergency-banner {
    background: #2e7d32;
    color: white;
    padding: 12px 0;
    text-align: center;
}

.emergency-banner i {
    margin-right: 10px;
}

/* Search Section */
.search-section {
    padding: 80px 0;
    background: white;
}

.search-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: #333;
}

.search-form {
    display: flex;
    gap: 1rem;
    max-width: 800px;
    margin: 0 auto 3rem;
    flex-wrap: wrap;
}

.search-form select,
.search-form input {
    flex: 1;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    min-width: 200px;
}

.search-form select:focus,
.search-form input:focus {
    outline: none;
    border-color: #e53935;
}

/* Donor Cards */
.donors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.donor-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 4px solid #e53935;
}

.donor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.donor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.donor-name {
    font-size: 1.2rem;
    font-weight: 600;
    color: #333;
}

.blood-group {
    background: #e53935;
    color: white;
    padding: 8px 12px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9rem;
}

.donor-info {
    color: #666;
}

.donor-info div {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.donor-info i {
    width: 20px;
    margin-right: 8px;
    color: #e53935;
}

/* Benefits Section */
.benefits-section {
    padding: 80px 0;
    background: #f5f5f5;
}

.benefits-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: #333;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
}

.benefit-card i {
    font-size: 3rem;
    color: #e53935;
    margin-bottom: 1rem;
}

.benefit-card h3 {
    margin-bottom: 1rem;
    color: #333;
}

/* Awareness Section */
.awareness-section {
    padding: 80px 0;
    background: white;
}

.awareness-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: #333;
}

.awareness-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.eligibility-card,
.faq-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid #e53935;
}

.eligibility-card h3,
.faq-card h3 {
    margin-bottom: 1.5rem;
    color: #333;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.eligibility-card i,
.faq-card i {
    color: #e53935;
}

.eligibility-card ul {
    list-style: none;
    padding-left: 0;
}

.eligibility-card li {
    margin-bottom: 0.8rem;
    position: relative;
    padding-left: 1.5rem;
}

.eligibility-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #2e7d32;
    font-weight: bold;
}

.faq-item {
    margin-bottom: 1.5rem;
}

.faq-item h4 {
    color: #e53935;
    margin-bottom: 0.5rem;
}

/* Contact Section */
.contact-section {
    padding: 80px 0;
    background: #f5f5f5;
}

.contact-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: #333;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.contact-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.contact-card i {
    font-size: 3rem;
    color: #e53935;
    margin-bottom: 1rem;
}

.contact-card h3 {
    margin-bottom: 1rem;
    color: #333;
}

.contact-card p {
    font-size: 1.1rem;
    font-weight: 600;
    color: #666;
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    font-size: 1.3rem;
    font-weight: bold;
}

.footer-brand i {
    margin-right: 0.5rem;
    color: #e53935;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    backdrop-filter: blur(2px);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 0;
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    background: #e53935;
    color: white;
    padding: 1.5rem 2rem;
    border-radius: 12px 12px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
}

.close {
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
}

.close:hover {
    opacity: 0.7;
}

/* Form Styles */
.donor-form,
.camp-form {
    padding: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #333;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #e53935;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.4;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

/* Toast Notification */
.toast {
    position: fixed;
    top: 100px;
    right: 20px;
    background: #2e7d32;
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    display: none;
    align-items: center;
    gap: 0.5rem;
    z-index: 3000;
    animation: toastSlideIn 0.3s ease;
}

@keyframes toastSlideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast.show {
    display: flex;
}

/* No Donors Message */
.no-donors {
    text-align: center;
    padding: 3rem;
    color: #666;
}

.no-donors i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: #ddd;
}

/* Page Header (for camps page) */
.page-header {
    background: linear-gradient(135deg, #e53935 0%, #b71c1c 100%);
    color: white;
    padding: 120px 0 60px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Camps Section */
.camps-section {
    padding: 80px 0;
    background: white;
}

.camps-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: #333;
}

.camps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.camp-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    border-left: 4px solid #e53935;
}

.camp-card:hover {
    transform: translateY(-5px);
}

.camp-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.camp-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    flex: 1;
}

.camp-status {
    background: #2e7d32;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: bold;
}

.camp-info {
    color: #666;
}

.camp-info div {
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
}

.camp-info i {
    width: 20px;
    margin-right: 8px;
    color: #e53935;
}

/* Camp Registration Section */
.camp-registration-section {
    padding: 80px 0;
    background: #f5f5f5;
}

.registration-card {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    max-width: 800px;
    margin: 0 auto;
}

.registration-card h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: #333;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* Instructions Section */
.instructions-section {
    padding: 80px 0;
    background: white;
}

.instructions-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: #333;
}

.instructions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.instruction-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid #e53935;
}

.instruction-card i {
    font-size: 2.5rem;
    color: #e53935;
    margin-bottom: 1rem;
}

.instruction-card h3 {
    margin-bottom: 1rem;
    color: #333;
}

.instruction-card ul {
    list-style: none;
    padding-left: 0;
}

.instruction-card li {
    margin-bottom: 0.8rem;
    position: relative;
    padding-left: 1.5rem;
}

.instruction-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #e53935;
    font-weight: bold;
    font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .search-form {
        flex-direction: column;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .awareness-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .modal-content {
        width: 95%;
        margin: 2% auto;
    }
    
    .donor-form,
    .camp-form {
        padding: 1.5rem;
    }
    
    .registration-card {
        padding: 2rem;
    }
    
    .page-header h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .nav {
        padding: 1rem;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .camps-grid,
    .donors-grid {
        grid-template-columns: 1fr;
    }
    
    .toast {
        right: 10px;
        left: 10px;
        width: auto;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #e53935;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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