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

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --warm-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.18);
    --shadow-soft: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    --shadow-hover: 0 15px 35px rgba(0, 0, 0, 0.1);
    --text-dark: #2d3748;
    --text-light: #718096;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background: linear-gradient(45deg, #f0f2f5, #fafbfc);
    overflow-x: hidden;
}

/* Animated background elements */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(255, 107, 107, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 40%, rgba(72, 187, 120, 0.1) 0%, transparent 50%);
    z-index: -1;
    animation: backgroundFloat 20s ease-in-out infinite;
}

@keyframes backgroundFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(1deg); }
    66% { transform: translateY(20px) rotate(-1deg); }
}

/* Header Styles */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-dark);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo {
    font-size: 1.6rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo::before {
    content: '🐾';
    font-size: 2rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-menu a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: all 0.3s ease;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background: var(--primary-gradient);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

.nav-menu a:hover {
    transform: translateY(-2px);
}

.auth-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 0.7rem 2rem;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: all 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--text-dark);
    border: 2px solid transparent;
    background-clip: padding-box;
    position: relative;
}

.btn-secondary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50px;
    padding: 2px;
    background: var(--primary-gradient);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    z-index: -1;
}

.btn-secondary:hover {
    transform: translateY(-3px);
    color: white;
    background: var(--primary-gradient);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.9), rgba(118, 75, 162, 0.8)), 
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><defs><linearGradient id="grad1" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:%23667eea;stop-opacity:1" /><stop offset="100%" style="stop-color:%23764ba2;stop-opacity:1" /></linearGradient></defs><rect fill="url(%23grad1)" width="1200" height="600"/><circle fill="rgba(255,255,255,0.1)" cx="200" cy="150" r="80"/><circle fill="rgba(255,255,255,0.08)" cx="800" cy="400" r="120"/><circle fill="rgba(255,255,255,0.06)" cx="1000" cy="100" r="60"/></svg>');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: 12rem 2rem 8rem;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    animation: heroFloat 8s ease-in-out infinite;
}

@keyframes heroFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(10px, -10px) scale(1.02); }
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 20px rgba(0,0,0,0.3);
    animation: slideInUp 1s ease-out;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
    font-weight: 300;
    animation: slideInUp 1s ease-out 0.2s both;
}

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

.cta-button {
    background: var(--warm-gradient);
    color: white;
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 10px 30px rgba(250, 112, 154, 0.4);
    transition: all 0.4s ease;
    animation: slideInUp 1s ease-out 0.4s both;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: all 0.6s;
}

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

.cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(250, 112, 154, 0.6);
}

/* Floating particles */
.hero::after {
    content: '🐕 🐱 🐰 🐦 ❤️ 🏠';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    justify-content: space-around;
    align-items: center;
    font-size: 2rem;
    opacity: 0.1;
    animation: floatParticles 15s linear infinite;
    pointer-events: none;
}

@keyframes floatParticles {
    0% { transform: translateY(100vh) rotate(0deg); }
    100% { transform: translateY(-100px) rotate(360deg); }
}
/* Quick Search Section */
.quick-search {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    padding: 3rem 2rem;
    margin: -4rem auto 4rem;
    max-width: 1000px;
    border-radius: 25px;
    box-shadow: var(--shadow-soft);
    position: relative;
    z-index: 10;
}

.quick-search::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, rgba(102, 126, 234, 0.05), transparent);
    animation: rotate 20s linear infinite;
    z-index: -1;
}

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

.quick-search h2 {
    text-align: center;
    margin-bottom: 2.5rem;
    color: var(--text-dark);
    font-size: 2.2rem;
    font-weight: 600;
}

.search-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.8rem;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.9rem;
}

.form-group select,
.form-group input {
    padding: 1rem;
    border: 2px solid rgba(102, 126, 234, 0.1);
    border-radius: 15px;
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.form-group select:focus,
.form-group input:focus {
    outline: none;
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.search-btn {
    background: var(--success-gradient);
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.3);
}

.search-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(79, 172, 254, 0.4);
}

/* Features Section */
.features {
    padding: 6rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.features h2 {
    text-align: center;
    margin-bottom: 4rem;
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-dark);
    position: relative;
}

.features h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 3rem 2rem;
    border-radius: 25px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.05), transparent);
    transition: all 0.6s;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.feature-card:nth-child(1) .feature-icon { color: #667eea; }
.feature-card:nth-child(2) .feature-icon { color: #f093fb; }
.feature-card:nth-child(3) .feature-icon { color: #4facfe; }
.feature-card:nth-child(4) .feature-icon { color: #fa709a; }
.feature-card:nth-child(5) .feature-icon { color: #48bb78; }
.feature-card:nth-child(6) .feature-icon { color: #ed8936; }

.feature-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.feature-card h3 {
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    font-size: 1.4rem;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
    color: white;
    text-align: center;
    padding: 3rem 2rem;
    margin-top: 6rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-gradient);
}

.footer p:first-child {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 400;
}

.footer p:last-child {
    opacity: 0.8;
    font-size: 0.9rem;
    font-weight: 300;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1.5rem;
        padding: 1rem 2rem;
    }

    .nav-menu {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .auth-buttons {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
    }

    .hero {
        padding: 10rem 2rem 6rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

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

    .features-grid {
        grid-template-columns: 1fr;
    }

    .features h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 2rem; }
    .features h2 { font-size: 1.8rem; }
    .feature-card { padding: 2rem 1.5rem; }
}

/* Scroll animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Glassmorphism loading effect */
.loading-shimmer {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}
/* ================= LOGIN PAGE ================= */

.login-body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #667eea, #764ba2);
    font-family: 'Poppins', sans-serif;
}

.login-card {
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(12px);
    padding: 3rem 2.5rem;
    width: 380px;
    border-radius: 18px;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.25);
}

.login-card h2 {
    color: #fff;
    margin-bottom: 0.3rem;
}

.login-subtitle {
    color: #e0e0ff;
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.login-form input {
    width: 100%;
    padding: 0.9rem 1rem;
    margin-bottom: 1rem;
    border-radius: 12px;
    border: none;
    outline: none;
    font-size: 0.95rem;
}

.login-form button {
    width: 100%;
    padding: 0.9rem;
    border-radius: 25px;
    border: none;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.login-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

.login-links {
    margin-top: 1.5rem;
    font-size: 0.9rem;
}

.login-links a {
    color: #fff;
    text-decoration: none;
}

.login-links span {
    margin: 0 8px;
    color: #ddd;
}

.login-links a:hover {
    text-decoration: underline;
}
.auth-page {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-container {
    width: 100%;
    display: flex;
    justify-content: center;
}

.auth-card {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(18px);
    padding: 3rem;
    border-radius: 20px;
    width: 360px;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.auth-card h2 {
    color: #fff;
    margin-bottom: 0.5rem;
}

.auth-subtext {
    color: #eee;
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.auth-card input {
    width: 100%;
    padding: 12px;
    margin-bottom: 1rem;
    border-radius: 10px;
    border: none;
    outline: none;
}

.auth-btn {
    width: 100%;
    margin-top: 1rem;
}

.auth-footer {
    margin-top: 1.5rem;
    color: #fff;
    font-size: 0.9rem;
}

.auth-footer a {
    color: #ffd6ff;
    text-decoration: none;
    font-weight: 500;
}
/* ===== Pet Listing Section ===== */
.pet-listing {
    padding: 50px 20px;
    background-color: #f9f9f9;
    text-align: center;
}

.pet-listing h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    color: #333;
}

/* Container for cards */
.pet-cards-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

/* Individual pet card */
.pet-card {
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 6px 15px rgba(0,0,0,0.1);
    width: 280px;
    padding: 15px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.pet-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

/* Pet image */
.pet-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 15px;
}

/* Pet name */
.pet-card h3 {
    font-size: 1.5rem;
    margin-bottom: 5px;
    color: #333;
}

/* Pet details (age, description) */
.pet-card p {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 10px;
}

/* Health & Vaccination info */
.pet-health {
    text-align: left;
    background-color: #f1f1f1;
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 15px;
}

.pet-health h4 {
    font-size: 1rem;
    margin-bottom: 5px;
    color: #444;
}

.pet-health ul {
    list-style-type: disc;
    padding-left: 20px;
    font-size: 0.9rem;
    color: #555;
}

/* Adopt Me button */
.pet-card .btn-primary {
    background: #667eea;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s, transform 0.3s;
}

.pet-card .btn-primary:hover {
    background: #764ba2;
    transform: scale(1.05);
}

/* ===== Responsive Design ===== */
@media (max-width: 900px) {
    .pet-cards-container {
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .pet-card {
        width: 90%;
    }
}

/* ===== About Highlights ===== */
.about-highlights {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
    max-width: 1200px;
    margin: 40px auto 0;
}

.highlight-card {
    background-color: #f9f9f9;
    border-radius: 12px;
    padding: 20px;
    width: 280px;
    text-align: center;
    box-shadow: 0 6px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.highlight-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.highlight-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #333;
}

.highlight-card p {
    font-size: 0.95rem;
    color: #555;
}

/* Responsive */
@media (max-width: 900px) {
    .about-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .about-text, .about-image {
        flex: 1 1 100%;
    }

    .about-highlights {
        flex-direction: column;
        align-items: center;
    }
}

/* ===== Contact Section ===== */
.contact {
    padding: 60px 20px;
    background-color: #f7f7f7;
    color: #333;
}

.contact-container {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    justify-content: center;
    align-items: flex-start;
}

.contact-text {
    flex: 1 1 400px;
}

.contact-text h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.contact-text p {
    font-size: 1rem;
    line-height: 1.6;
}

.contact-form {
    flex: 1 1 400px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-form .form-group {
    display: flex;
    flex-direction: column;
}

.contact-form label {
    margin-bottom: 5px;
    font-weight: 500;
}

.contact-form input,
.contact-form textarea {
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 0.95rem;
}

.contact-form textarea {
    resize: vertical;
    min-height: 100px;
}

.contact-form button {
    padding: 12px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s;
}

.contact-form button:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

/* Responsive */
@media (max-width: 900px) {
    .contact-container {
        flex-direction: column;
        align-items: center;
    }

    .contact-text, .contact-form {
        flex: 1 1 100%;
    }
}
/* ===== Payment Section ===== */
.payment-section {
    padding: 60px 20px;
    background-color: #f9f9f9;
    text-align: center;
}

.payment-section h2 {
    font-size: 2.2rem;
    margin-bottom: 10px;
    color: #333;
}

.payment-section p {
    font-size: 1rem;
    color: #666;
    margin-bottom: 30px;
}

.payment-container {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

/* QR Box */
.qr-box {
    background: #fff;
    padding: 25px;
    width: 280px;
    border-radius: 12px;
    box-shadow: 0 6px 15px rgba(0,0,0,0.1);
}

.qr-box h3 {
    margin-bottom: 15px;
    color: #333;
}

.qr-image {
    width: 200px;
    margin-bottom: 15px;
}

/* Payment Proof Upload */
.payment-proof {
    background: #fff;
    padding: 25px;
    width: 280px;
    border-radius: 12px;
    box-shadow: 0 6px 15px rgba(0,0,0,0.1);
}

.payment-proof h3 {
    margin-bottom: 15px;
    color: #333;
}

.payment-proof input[type="file"] {
    width: 100%;
    margin-bottom: 15px;
}

/* Responsive */
@media (max-width: 600px) {
    .payment-container {
        flex-direction: column;
        align-items: center;
    }
}