@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ===== RESET Y ESTILOS BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #2d5a2d;
    --primary-light: #4f7a4f;
    --primary-dark: #1f3a1f;
    --secondary: #8fbc8f;
    --bg-light: #f8faf8;
    --white: #ffffff;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-hover: 0 12px 40px rgba(0,0,0,0.12);
    --radius: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-light);
    color: #1e2b1e;
    line-height: 1.6;
    min-height: 100vh;
}

/* ===== HEADER ===== */
.main-header {
    background: var(--white);
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin: 1rem;
    position: sticky;
    top: 1rem;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.back-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    background: #eaf5ea;
}

.back-link:hover {
    background: #d4e8d4;
    transform: translateX(-2px);
}

.header-left h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}

.header-left .tagline {
    color: var(--primary-light);
    font-size: 0.9rem;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.user-email {
    color: var(--primary);
    font-weight: 500;
    font-size: 0.9rem;
    background: #eaf5ea;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
}

.login-link {
    background: #eaf5ea;
    color: var(--primary);
    text-decoration: none;
    padding: 0.4rem 1.2rem;
    border-radius: 20px;
    font-weight: 500;
    transition: var(--transition);
}

.login-link:hover {
    background: #d4e8d4;
    transform: scale(1.02);
}

.logout-btn {
    background: #fce4ec;
    border: none;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    color: #c62828;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.logout-btn:hover {
    background: #f8bbd0;
}

/* ===== HERO SECTION ===== */
.hero-section {
    background: linear-gradient(135deg, #f6faf6 0%, #e8f5e9 100%);
    padding: 3rem 2rem;
    margin: 1rem;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
}

.hero-content h2 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.hero-content h2 i {
    margin-right: 0.5rem;
    color: var(--secondary);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--primary-light);
    margin-bottom: 2rem;
}

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

.hero-btn {
    padding: 0.8rem 2rem;
    border: 2px solid #d4e8d4;
    background: var(--white);
    border-radius: 50px;
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--primary);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-btn:hover {
    background: #eaf5ea;
    transform: translateY(-2px);
}

.hero-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(45, 90, 45, 0.2);
}

/* ===== DONATIONS CONTAINER ===== */
.donations-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.location-section {
    display: none;
    animation: fadeIn 0.5s ease;
}

.location-section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.section-header {
    text-align: center;
    margin: 2rem 0;
}

.section-header h2 {
    font-size: 2rem;
    color: var(--primary-dark);
}

.section-header h2 i {
    margin-right: 0.5rem;
}

.section-header p {
    color: var(--primary-light);
    font-size: 1.05rem;
}

/* ===== DONATION GRID ===== */
.donation-grid,
.international-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.donation-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.donation-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--secondary);
    opacity: 0;
    transition: var(--transition);
}

.donation-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: #d4e8d4;
}

.donation-card:hover::before {
    opacity: 1;
}

.donation-card.large {
    grid-column: span 1;
}

@media (min-width: 900px) {
    .donation-card.large {
        grid-column: span 1;
    }
}

.card-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: #eaf5ea;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 2rem;
    color: var(--primary);
    transition: var(--transition);
}

.donation-card:hover .card-icon {
    background: var(--primary);
    color: var(--white);
    transform: scale(1.05);
}

.donation-card h3 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
}

.donation-card p {
    color: #4a6a4a;
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.card-details {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.2rem;
    font-size: 0.85rem;
    color: #8aa88a;
}

.card-details span {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.donate-btn {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 0.7rem 1.5rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.donate-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.02);
}

/* ===== CARDS ESPECIALES ===== */
.money-card .card-icon {
    background: #e8f5e9;
    color: #2e7d32;
}

.crypto-card .card-icon {
    background: #f3e5f5;
    color: #7b1fa2;
}

.paypal-card .card-icon {
    background: #e3f2fd;
    color: #0d47a1;
}

.zinli-card .card-icon {
    background: #fff3e0;
    color: #e65100;
}

.bank-card .card-icon {
    background: #f1f8e9;
    color: #33691e;
}

/* ===== HELP REQUESTS ===== */
.help-requests {
    background: var(--white);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    margin-top: 2rem;
}

.help-requests h3 {
    color: var(--primary);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.request-card {
    background: #f8faf8;
    border-radius: 12px;
    padding: 1.2rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--secondary);
    transition: var(--transition);
}

.request-card:hover {
    background: #f0f7f0;
}

.request-card .request-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.request-card .request-title {
    font-weight: 600;
    color: var(--primary-dark);
}

.request-card .request-status {
    padding: 0.2rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.request-status.urgente {
    background: #fce4ec;
    color: #c62828;
}

.request-status.pendiente {
    background: #fff3e0;
    color: #e65100;
}

.request-status.completado {
    background: #e8f5e9;
    color: #2e7d32;
}

.request-card .request-details {
    color: #4a6a4a;
    font-size: 0.9rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
}

.request-card .request-details span {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.request-card .request-actions {
    margin-top: 0.8rem;
    display: flex;
    gap: 0.5rem;
}

.request-card .request-actions button {
    padding: 0.3rem 1rem;
    border: none;
    border-radius: 12px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
}

.request-card .request-actions .help-btn {
    background: var(--primary);
    color: var(--white);
}

.request-card .request-actions .help-btn:hover {
    background: var(--primary-dark);
}

/* ===== MODAL ===== */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    justify-content: center;
    align-items: center;
    padding: 1rem;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: 24px;
    padding: 2rem;
    max-width: 550px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { transform: translateY(30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.payment-modal {
    max-width: 600px;
}

.close-modal {
    position: absolute;
    right: 1.5rem;
    top: 1rem;
    font-size: 1.8rem;
    cursor: pointer;
    color: #8aa88a;
    transition: var(--transition);
}

.close-modal:hover {
    color: var(--primary-dark);
}

.modal-content h2 {
    color: var(--primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ===== FORM ===== */
.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 0.3rem;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.7rem 1rem;
    border: 2px solid #d4e8d4;
    border-radius: 12px;
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 4px rgba(106, 160, 106, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.submit-btn {
    width: 100%;
    padding: 0.8rem;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.submit-btn:hover {
    background: var(--primary-dark);
}

.cancel-btn {
    width: 100%;
    padding: 0.8rem;
    background: #e8f0e8;
    color: var(--primary);
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 0.5rem;
    transition: var(--transition);
}

.cancel-btn:hover {
    background: #d4e8d4;
}

/* ===== PAYMENT INFO ===== */
.payment-info {
    background: #f8faf8;
    border-radius: 16px;
    padding: 1.5rem;
    margin: 1rem 0;
}

.payment-info .info-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e8f0e8;
}

.payment-info .info-row:last-child {
    border-bottom: none;
}

.payment-info .info-label {
    font-weight: 500;
    color: var(--primary);
}

.payment-info .info-value {
    color: var(--primary-dark);
    font-weight: 600;
}

.payment-qr {
    text-align: center;
    margin: 1rem 0;
}

.payment-qr img {
    max-width: 200px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

/* ===== FOOTER ===== */
.main-footer {
    background: var(--white);
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    margin: 2rem 1rem 1rem;
    box-shadow: var(--shadow);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
}

@media (min-width: 700px) {
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
        text-align: left;
    }
}

.footer-logo h3 {
    color: var(--primary);
    font-size: 1.3rem;
}

.footer-logo p {
    color: var(--primary-light);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    color: var(--primary-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-social {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

@media (min-width: 700px) {
    .footer-social {
        justify-content: flex-start;
    }
}

.footer-social a {
    color: var(--primary-light);
    font-size: 1.5rem;
    transition: var(--transition);
}

.footer-social a:hover {
    color: var(--primary);
    transform: scale(1.1);
}

.footer-copy {
    text-align: center;
    color: #8aa88a;
    font-size: 0.85rem;
    padding-top: 1rem;
    border-top: 1px solid #e8f0e8;
    max-width: 1200px;
    margin: 1rem auto 0;
}

/* ===== LOADING ===== */
.loading-spinner {
    text-align: center;
    padding: 2rem;
    color: #8aa88a;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 600px) {
    .main-header {
        margin: 0.5rem;
        padding: 0.8rem 1rem;
    }
    
    .header-left h1 {
        font-size: 1.3rem;
    }
    
    .header-left .tagline {
        font-size: 0.8rem;
    }
    
    .hero-section {
        padding: 2rem 1rem;
        margin: 0.5rem;
    }
    
    .hero-content h2 {
        font-size: 1.8rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .hero-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .donation-grid,
    .international-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .donation-card {
        padding: 1.5rem 1rem;
    }
    
    .modal-content {
        padding: 1.5rem;
        margin: 0.5rem;
    }
    
    .payment-modal {
        padding: 1rem;
    }
    
    .main-footer {
        margin: 1rem 0.5rem 0.5rem;
        padding: 1.5rem 1rem;
    }
}

@media (max-width: 400px) {
    .header-content {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }
    
    .header-right {
        justify-content: center;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-btn {
        width: 100%;
        justify-content: center;
    }
}