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

:root {
    --primary-color: #d4a574;
    --secondary-color: #8b6f47;
    --accent-color: #f5e6d3;
    --dark-color: #3d3d3d;
    --light-color: #f9f7f4;
    --text-color: #4a4a4a;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--accent-color) 0%, #fff9f0 100%);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

/* Sections */
.section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.8s ease-in;
}

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

.section-content {
    width: 100%;
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 40px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.hidden {
    display: none;
}

/* Opening Section */
.opening {
    background: linear-gradient(180deg, rgba(212, 165, 116, 0.1) 0%, rgba(139, 111, 71, 0.1) 100%);
    text-align: center;
}

.opening-content {
    animation: slideUp 1s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.opening-text {
    font-size: 1.1rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
    font-style: italic;
}

.opening-title {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 600;
}

.opening-subtitle {
    font-size: 1.3rem;
    color: var(--text-color);
    margin-bottom: 40px;
}

.btn-open {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 12px 40px;
    font-size: 1rem;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 4px 15px rgba(212, 165, 116, 0.4);
}

.btn-open:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(212, 165, 116, 0.6);
}

/* Mempelai Section */
.mempelai-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}

.mempelai-card {
    background: white;
    padding: 30px 20px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    flex: 1;
    min-width: 200px;
    max-width: 250px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.mempelai-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 35px rgba(212, 165, 116, 0.3);
}

.mempelai-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.mempelai-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.mempelai-parent {
    font-size: 0.9rem;
    color: #999;
}

.love-symbol {
    font-size: 2.5rem;
    color: var(--primary-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
}

/* Acara Section */
.event-card {
    background: white;
    padding: 25px;
    margin: 20px 0;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border-left: 5px solid var(--primary-color);
}

.event-type {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.event-details p {
    margin: 10px 0;
    font-size: 1rem;
}

.event-time, .event-date, .event-location {
    color: var(--text-color);
}

/* Ucapan Section */
.ucapan-form {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--accent-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-color);
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.btn-submit {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 12px 30px;
    font-size: 1rem;
    border-radius: 8px;
    cursor: pointer;
    width: 100%;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(212, 165, 116, 0.4);
}

.daftar-ucapan {
    margin-top: 30px;
}

.ucapan-item {
    background: var(--light-color);
    padding: 15px;
    margin: 10px 0;
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
    animation: slideInLeft 0.5s ease-out;
}

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

.ucapan-nama {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.ucapan-isi {
    color: var(--text-color);
    font-style: italic;
}

/* Navigation */
.nav-menu {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    background: rgba(255, 255, 255, 0.95);
    padding: 12px 20px;
    border-radius: 50px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.nav-btn {
    background: none;
    border: none;
    padding: 8px 16px;
    font-size: 0.9rem;
    color: var(--primary-color);
    cursor: pointer;
    transition: color 0.3s;
    font-weight: 500;
}

.nav-btn:hover {
    color: var(--secondary-color);
}

/* Responsif */
@media (max-width: 600px) {
    .opening-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .mempelai-container {
        gap: 15px;
    }

    .love-symbol {
        font-size: 1.8rem;
    }

    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
        bottom: 20px;
        padding: 10px 15px;
    }

    .nav-btn {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
}