/* ==================== */
/* Reset & Base Styles  */
/* ==================== */

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

:root {
    /* Colors - Matching SwiftUI App */
    --color-red: rgb(217, 28, 36);
    --color-green: rgb(33, 140, 33);
    --color-gold: rgb(217, 166, 33);
    --color-white: #FFFFFF;
    --color-bg: #F5F5F5;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-shadow: rgba(0, 0, 0, 0.08);
    --color-shadow-strong: rgba(0, 0, 0, 0.12);

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #FFFFFF;
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    padding: var(--spacing-md);
    position: relative;
    overflow-x: hidden;
}

/* Background Pattern - Matching SwiftUI subtle icons */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(217, 166, 33, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(33, 140, 33, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(217, 28, 36, 0.02) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

.hidden {
    display: none !important;
}

/* ==================== */
/* Loading Screen       */
/* ==================== */

.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-content {
    text-align: center;
    animation: fadeIn 0.5s ease-out;
}

.gift-icon {
    font-size: 64px;
    animation: bounce 1s infinite;
    filter: drop-shadow(0 4px 12px rgba(217, 166, 33, 0.3));
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(33, 140, 33, 0.2);
    border-top-color: var(--color-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: var(--spacing-md) auto;
}

.loading-text {
    font-size: 16px;
    color: var(--color-text-light);
    margin-top: var(--spacing-sm);
    font-weight: 500;
}

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

@keyframes bounce {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-20px) scale(1.05); }
}

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

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

/* ==================== */
/* Container            */
/* ==================== */

.container {
    max-width: 600px;
    margin: 0 auto;
    animation: fadeIn 0.5s ease-out;
}

/* ==================== */
/* Landing Page         */
/* ==================== */

.landing-content {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.gift-icon-large {
    font-size: 80px;
    width: 140px;
    height: 140px;
    margin: 0 auto var(--spacing-lg);
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(217, 166, 33, 0.15), rgba(255, 245, 220, 0.3));
    display: flex;
    align-items: center;
    justify-content: center;
    animation: bounce 2s infinite;
    filter: drop-shadow(0 4px 16px rgba(217, 166, 33, 0.2));
}

.landing-title {
    font-size: 48px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-red), var(--color-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.landing-subtitle {
    font-size: 18px;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
}

.feature-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: 0 6px 12px var(--color-shadow);
    border: 1.5px solid rgba(217, 166, 33, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: scaleIn 0.6s ease-out backwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }

.feature-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 10px 24px var(--color-shadow-strong);
}

.feature-icon {
    font-size: 48px;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.feature-card p {
    font-size: 14px;
    color: var(--color-text-light);
}

.cta-section {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-xl);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: 0 6px 12px var(--color-shadow);
    border: 1.5px solid rgba(33, 140, 33, 0.2);
    animation: scaleIn 0.6s ease-out 0.4s backwards;
}

.cta-section h2 {
    font-size: 28px;
    margin-bottom: var(--spacing-sm);
}

.cta-section p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-lg);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-green), rgba(33, 140, 33, 0.8));
    color: white;
    box-shadow: 0 6px 16px rgba(33, 140, 33, 0.4);
}

.btn-primary:hover:not(.disabled) {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 20px rgba(33, 140, 33, 0.5);
}

.btn-primary.disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-secondary {
    background: var(--color-bg);
    color: var(--color-text);
    border: 2px solid var(--color-text-light);
}

.btn-secondary:hover {
    background: var(--color-text);
    color: white;
}

.btn-icon {
    font-size: 20px;
}

/* ==================== */
/* Error Page           */
/* ==================== */

.error-content {
    text-align: center;
    padding: var(--spacing-xl);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: 0 6px 20px var(--color-shadow);
    border: 1.5px solid rgba(217, 28, 36, 0.2);
    animation: scaleIn 0.6s ease-out;
}

.error-icon {
    font-size: 80px;
    margin-bottom: var(--spacing-md);
}

.error-title {
    font-size: 32px;
    color: var(--color-red);
    margin-bottom: var(--spacing-md);
}

.error-message {
    font-size: 16px;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

/* ==================== */
/* Confirmation Page    */
/* ==================== */

.confirmation-content {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.confirmation-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 24px var(--color-shadow);
    border: 1.5px solid rgba(217, 166, 33, 0.3);
    margin: var(--spacing-lg) 0;
    animation: scaleIn 0.6s ease-out 0.2s backwards;
}

.confirmation-icon {
    font-size: 80px;
    margin-bottom: var(--spacing-md);
    animation: bounce 2s infinite;
}

.confirmation-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    line-height: 1.4;
}

.participant-highlight {
    display: inline-block;
    color: var(--color-red);
    font-weight: 800;
    font-size: 32px;
    background: linear-gradient(135deg, var(--color-red), var(--color-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.confirmation-warning {
    background: rgba(255, 193, 7, 0.15);
    border-left: 4px solid #ffc107;
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    font-size: 16px;
    color: var(--color-text);
    border-radius: var(--radius-sm);
    text-align: left;
}

.confirmation-subtitle {
    font-size: 16px;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.btn-reveal {
    background: linear-gradient(135deg, var(--color-green), rgba(33, 140, 33, 0.85));
    color: white;
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-lg);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 6px 16px rgba(33, 140, 33, 0.4);
    margin-top: var(--spacing-md);
}

.btn-reveal:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 20px rgba(33, 140, 33, 0.5);
}

.btn-reveal:active {
    transform: translateY(-1px);
}

.privacy-note {
    background: rgba(45, 80, 22, 0.1);
    border-left: 4px solid var(--color-green);
    padding: var(--spacing-md);
    margin-top: var(--spacing-lg);
    font-size: 14px;
    color: var(--color-text-light);
    border-radius: var(--radius-sm);
    text-align: left;
}

/* ==================== */
/* Result Page - Header */
/* ==================== */

.header {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 2px 12px var(--color-shadow);
    border: 1px solid rgba(0, 0, 0, 0.06);
    animation: fadeIn 0.6s ease-out;
}

.header-icon {
    font-size: 40px;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(33, 140, 33, 0.1), rgba(33, 140, 33, 0.05));
    filter: drop-shadow(0 2px 8px rgba(33, 140, 33, 0.2));
}

.header-info {
    flex: 1;
}

.group-name {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 4px;
    letter-spacing: -0.3px;
    color: var(--color-text);
}

.event-date {
    font-size: 14px;
    color: var(--color-text-light);
    font-weight: 500;
}

/* Countdown badge - matching app style */
.countdown-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--color-gold), #e6a23c);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 700;
    margin-top: var(--spacing-sm);
    box-shadow: 0 4px 12px rgba(217, 166, 33, 0.4);
}

.countdown-badge::before {
    content: '⏰';
    font-size: 16px;
}

/* ==================== */
/* Result Card          */
/* ==================== */

.result-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 8px 24px var(--color-shadow);
    border: 1.5px solid rgba(217, 166, 33, 0.3);
    animation: scaleIn 0.6s ease-out 0.2s backwards;
}

.result-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-md);
    filter: drop-shadow(0 4px 12px rgba(217, 166, 33, 0.3));
}

/* Icon with background circle - matching app style */
.icon-circle {
    width: 140px;
    height: 140px;
    margin: 0 auto var(--spacing-lg);
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(217, 166, 33, 0.15), rgba(217, 166, 33, 0.08));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.icon-circle::before {
    content: '✓';
    font-size: 70px;
    color: var(--color-green);
    font-weight: bold;
}

.result-title {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
    letter-spacing: -0.5px;
}

.result-subtitle {
    font-size: 16px;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    font-weight: 500;
}

.drawn-name-card {
    background: linear-gradient(135deg, rgba(217, 166, 33, 0.1), rgba(217, 166, 33, 0.15));
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 2px solid rgba(217, 166, 33, 0.3);
}

.drawn-name {
    font-size: 36px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-green), var(--color-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 2s infinite;
    letter-spacing: -0.5px;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* ==================== */
/* Details Section      */
/* ==================== */

.details-section {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 6px 12px var(--color-shadow);
    border: 1.5px solid rgba(33, 140, 33, 0.15);
    animation: fadeIn 0.6s ease-out 0.3s backwards;
}

.section-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, rgba(33, 140, 33, 0.03), rgba(217, 166, 33, 0.03));
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.info-item:last-child {
    margin-bottom: 0;
}

.info-icon {
    font-size: 24px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(33, 140, 33, 0.1), rgba(33, 140, 33, 0.05));
    flex-shrink: 0;
}

.info-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 12px;
    color: var(--color-text-light);
    text-transform: capitalize;
    letter-spacing: 0.2px;
    font-weight: 500;
}

.info-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.2px;
}

.countdown {
    color: var(--color-green);
    font-weight: 700;
}

/* ==================== */
/* Wishlist Section     */
/* ==================== */

.wishlist-section {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 6px 12px var(--color-shadow);
    border: 1.5px solid rgba(217, 166, 33, 0.2);
    animation: fadeIn 0.6s ease-out 0.4s backwards;
}

.wishlist-subtitle {
    font-size: 14px;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.wishlist {
    list-style: none;
}

.wishlist li {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.wishlist li:last-child {
    margin-bottom: 0;
}

.wishlist li:before {
    content: '🎁';
    font-size: 20px;
}

/* ==================== */
/* Footer               */
/* ==================== */

.footer {
    text-align: center;
    padding: var(--spacing-lg);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: 0 6px 12px var(--color-shadow);
    border: 1.5px solid rgba(217, 166, 33, 0.15);
    animation: fadeIn 0.6s ease-out 0.5s backwards;
}

.footer-text {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ==================== */
/* Responsive           */
/* ==================== */

@media (max-width: 768px) {
    body {
        padding: var(--spacing-sm);
    }

    .landing-title {
        font-size: 36px;
    }

    .gift-icon-large {
        font-size: 80px;
    }

    .feature-cards {
        grid-template-columns: 1fr;
    }

    .header-icon {
        font-size: 36px;
    }

    .group-name {
        font-size: 20px;
    }

    .drawn-name {
        font-size: 24px;
    }

    .result-title {
        font-size: 20px;
    }

    .confirmation-title {
        font-size: 22px;
    }

    .participant-highlight {
        font-size: 26px;
    }

    .confirmation-icon {
        font-size: 64px;
    }

    .btn-reveal {
        font-size: 16px;
        padding: var(--spacing-sm) var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .result-card {
        padding: var(--spacing-lg);
    }

    .confirmation-card {
        padding: var(--spacing-lg);
    }

    .details-section,
    .wishlist-section,
    .footer {
        padding: var(--spacing-md);
    }
}