:root {
    --card-bg: rgba(255, 255, 255, 0.08);
    --card-border: rgba(255, 255, 255, 0.12);
    --accent: #ffb7c5;
    --primary: #a3c1ff;
    --text-soft: rgba(255, 255, 255, 0.85);
    --text-muted: rgba(255, 255, 255, 0.7);
}

body {
    background: #050510;
}

.songs-section {
    padding: 120px 0 80px;
    position: relative;
    min-height: 100vh;
}

.songs-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top, rgba(163, 193, 255, 0.12), transparent 40%),
        radial-gradient(circle at 80% 10%, rgba(255, 183, 197, 0.12), transparent 30%);
    pointer-events: none;
    z-index: -1;
}

.section-title {
    margin-bottom: 40px;
    color: #fff;
    text-align: center;
    font-size: 3rem;
}

.song-list-controls {
    display: grid;
    gap: 24px;
    justify-items: center;
    margin-bottom: 40px;
}

.search-container {
    width: min(100%, 580px);
}

.search-input {
    width: 100%;
    padding: 18px 22px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.65);
}

.search-input:focus {
    border-color: rgba(163, 193, 255, 0.6);
    box-shadow: 0 0 18px rgba(163, 193, 255, 0.18);
}

.song-index-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    width: min(100%, 900px);
}

.index-button {
    min-width: 68px;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    font-weight: 700;
    letter-spacing: 0.04em;
    transition: transform 0.2s ease, background 0.25s ease, border-color 0.25s ease;
}

.index-button:hover,
.index-button.active {
    background: linear-gradient(135deg, rgba(163, 193, 255, 0.28), rgba(255, 183, 197, 0.28));
    border-color: rgba(255, 255, 255, 0.35);
    transform: translateY(-1px);
}

.song-list-container {
    background: rgba(5, 5, 16, 0.82);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
    border-radius: 32px;
    overflow: hidden;
}

.song-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.song-list li {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 16px;
    align-items: center;
    padding: 22px 26px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: background 0.25s ease, transform 0.25s ease;
}

.song-list li:last-child {
    border-bottom: none;
}

.song-list li:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

.song-title {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
}

.song-artist {
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.95rem;
    text-align: right;
}

.fade-in-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in-item.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.song-request-form-container {
    margin-top: 60px;
    padding: 40px;
    border-radius: 32px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: inset 0 0 30px rgba(255, 255, 255, 0.04);
}

.section-subtitle {
    margin-bottom: 12px;
    font-size: 1.8rem;
    color: #fff;
}

.form-description {
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.72);
}

.song-request-form {
    display: grid;
    gap: 18px;
    max-width: 720px;
    margin: 0 auto;
}

.song-request-form input,
.song-request-form textarea {
    width: 100%;
    padding: 16px 18px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    color: #fff;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.song-request-form input::placeholder,
.song-request-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.55);
}

.song-request-form input:focus,
.song-request-form textarea:focus {
    border-color: rgba(163, 193, 255, 0.55);
    box-shadow: 0 0 18px rgba(163, 193, 255, 0.15);
}

.song-request-form button {
    width: 100%;
    padding: 18px 0;
    border: none;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--accent), var(--primary));
    color: #1f1b2e;
    font-weight: 800;
    font-size: 1rem;
    letter-spacing: 0.08em;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.song-request-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 35px rgba(163, 193, 255, 0.25);
}

.share-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    align-items: center;
    margin-bottom: 24px;
}

.share-buttons a {
    display: inline-flex;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    color: #fff;
    transition: transform 0.2s ease, background 0.2s ease;
}

.share-buttons a:hover {
    background: rgba(255, 255, 255, 0.18);
    transform: translateY(-2px);
}

@media (max-width: 992px) {
    .song-list li {
        grid-template-columns: 1fr;
        text-align: left;
    }

    .song-artist {
        text-align: left;
    }
}

@media (max-width: 768px) {
    .songs-section {
        padding-top: 100px;
    }

    .section-title {
        font-size: 2.4rem;
    }

    .song-request-form-container {
        padding: 28px 18px;
    }
}