:root {
    --ice-white: #f0f7ff;
    --frost-blue: #b8d4e8;
    --glacier-blue: #6fa8dc;
    --deep-ice: #3d5a80;
    --midnight-slate: #1d3557;
    --snow-white: #ffffff;
    --yeti-gray: #4a5568;
    --alert-success: #48bb78;
    --alert-error: #e53e3e;
    --alert-info: #3182ce;
}

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

body {
    font-family: 'Nunito', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, var(--midnight-slate) 0%, var(--deep-ice) 50%, var(--glacier-blue) 100%);
    min-height: 100vh;
    color: var(--midnight-slate);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.snow-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(255,255,255,0.3), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(255,255,255,0.2), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(255,255,255,0.4), transparent),
        radial-gradient(2px 2px at 130px 80px, rgba(255,255,255,0.2), transparent),
        radial-gradient(1px 1px at 160px 30px, rgba(255,255,255,0.3), transparent);
    background-size: 200px 200px;
    animation: snow 20s linear infinite;
}

@keyframes snow {
    from { background-position: 0 0; }
    to { background-position: 200px 200px; }
}

.site-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 30px rgba(29, 59, 87, 0.2);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--midnight-slate);
}

.logo-icon {
    font-size: 2rem;
}

.logo-text {
    font-family: 'Cinzel', serif;
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--midnight-slate), var(--glacier-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.main-nav a {
    text-decoration: none;
    color: var(--deep-ice);
    font-weight: 600;
    transition: color 0.2s ease;
    position: relative;
}

.main-nav a:hover {
    color: var(--glacier-blue);
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--glacier-blue);
    transition: width 0.2s ease;
}

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

.user-badge {
    background: var(--frost-blue);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    color: var(--deep-ice);
}

.logout-link {
    font-size: 0.875rem;
    color: var(--yeti-gray);
}

.main-content {
    position: relative;
    z-index: 1;
    padding: 3rem 0;
    min-height: calc(100vh - 200px);
}

.messages-container {
    max-width: 800px;
    margin: 0 auto 2rem;
    padding: 0 1.5rem;
}

.alert {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-weight: 500;
}

.alert-success {
    background: rgba(72, 187, 120, 0.15);
    border: 1px solid var(--alert-success);
    color: var(--alert-success);
}

.alert-error {
    background: rgba(229, 62, 62, 0.15);
    border: 1px solid var(--alert-error);
    color: var(--alert-error);
}

.alert-info {
    background: rgba(49, 130, 206, 0.15);
    border: 1px solid var(--alert-info);
    color: var(--alert-info);
}

.hero {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--snow-white);
}

.hero h1 {
    font-family: 'Cinzel', serif;
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 4px 8px rgba(29, 59, 87, 0.3);
}

.hero p {
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.9;
}

.hats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    padding: 2rem 0;
}

.hat-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(29, 59, 87, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hat-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(29, 59, 87, 0.3);
}

.hat-card-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    background: var(--frost-blue);
}

.hat-card-content {
    padding: 1.5rem;
}

.hat-card-title {
    font-family: 'Cinzel', serif;
    font-size: 1.5rem;
    color: var(--midnight-slate);
    margin-bottom: 0.5rem;
}

.hat-card-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--glacier-blue);
    margin-bottom: 0.75rem;
}

.hat-card-status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.status-first_dibs {
    background: linear-gradient(135deg, var(--deep-ice), var(--glacier-blue));
    color: var(--snow-white);
}

.status-available {
    background: var(--alert-success);
    color: var(--snow-white);
}

.status-sold {
    background: var(--yeti-gray);
    color: var(--snow-white);
}

.hat-card-link {
    display: inline-block;
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--midnight-slate), var(--deep-ice));
    color: var(--snow-white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    transition: opacity 0.2s ease;
}

.hat-card-link:hover {
    opacity: 0.9;
}

.hat-card-link.disabled {
    background: var(--yeti-gray);
    cursor: not-allowed;
    pointer-events: none;
}

.page-header {
    text-align: center;
    padding: 2rem;
    color: var(--snow-white);
}

.page-header h1 {
    font-family: 'Cinzel', serif;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    opacity: 0.9;
}

.hat-detail {
    max-width: 1000px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(29, 59, 87, 0.3);
}

.hat-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

@media (max-width: 768px) {
    .hat-detail-grid {
        grid-template-columns: 1fr;
    }
}

.hat-detail-image {
    width: 100%;
    height: 100%;
    min-height: 400px;
    object-fit: cover;
}

.hat-detail-content {
    padding: 2.5rem;
}

.hat-detail-title {
    font-family: 'Cinzel', serif;
    font-size: 2.25rem;
    color: var(--midnight-slate);
    margin-bottom: 1rem;
}

.hat-detail-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--glacier-blue);
    margin-bottom: 1.5rem;
}

.hat-detail-description {
    color: var(--yeti-gray);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.hat-detail-status {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--midnight-slate), var(--deep-ice));
    color: var(--snow-white);
}

.btn-primary:hover {
    opacity: 0.9;
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--deep-ice);
    color: var(--deep-ice);
}

.btn-secondary:hover {
    background: var(--deep-ice);
    color: var(--snow-white);
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

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

.form-label {
    display: block;
    font-weight: 600;
    color: var(--deep-ice);
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--frost-blue);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--glacier-blue);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.checkout-form {
    padding: 2rem;
}

.checkout-summary {
    background: var(--ice-white);
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.checkout-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--frost-blue);
}

.checkout-item:last-child {
    border-bottom: none;
}

.checkout-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.25rem;
    font-weight: 700;
    padding-top: 1rem;
    color: var(--midnight-slate);
}

.site-footer {
    background: rgba(29, 59, 87, 0.9);
    color: var(--snow-white);
    padding: 3rem 0;
    text-align: center;
    margin-top: 4rem;
    position: relative;
    z-index: 1;
}

.footer-tagline {
    font-family: 'Cinzel', serif;
    font-size: 1.25rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.footer-copy {
    opacity: 0.7;
    font-size: 0.875rem;
}

.verify-section {
    max-width: 500px;
    margin: 2rem auto;
    background: rgba(255, 255, 255, 0.95);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(29, 59, 87, 0.2);
}

.verify-section h2 {
    font-family: 'Cinzel', serif;
    font-size: 1.75rem;
    color: var(--midnight-slate);
    margin-bottom: 1rem;
    text-align: center;
}

.verify-section p {
    color: var(--yeti-gray);
    margin-bottom: 1.5rem;
    text-align: center;
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--snow-white);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.empty-state h2 {
    font-family: 'Cinzel', serif;
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.empty-state p {
    opacity: 0.8;
}

.archive-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.payment-container {
    max-width: 500px;
    margin: 2rem auto;
    background: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(29, 59, 87, 0.2);
}

#card-element {
    padding: 1rem;
    border: 2px solid var(--frost-blue);
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

#card-errors {
    color: var(--alert-error);
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.sold-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(29, 59, 87, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--snow-white);
}

.sold-text {
    font-family: 'Cinzel', serif;
    font-size: 2rem;
    text-align: center;
}

.hat-image-container {
    position: relative;
}

.first-dibs-notice {
    background: linear-gradient(135deg, var(--deep-ice), var(--glacier-blue));
    color: var(--snow-white);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    text-align: center;
}

.first-dibs-notice strong {
    display: block;
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

@media (max-width: 600px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    .main-nav {
        gap: 1rem;
        font-size: 0.875rem;
    }

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

    .hat-detail-content {
        padding: 1.5rem;
    }

    .hat-detail-title {
        font-size: 1.75rem;
    }
}