/* musical.quest — Concert Hall Journey */

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

:root {
    --stage-black: #1a0f1e;
    --dark: #1a1a20;
    --warm-white: #f0ece4;
    --parchment: #e8e4dc;
    --warm-gold: #c4956a;
    --deep-red: #5c2018;
    --silver: #c0c0c8;
    --highlight: #e8c547;
    --void: #0d0d12;
    --silver-dim: #6b6b78;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--stage-black);
    color: var(--warm-white);
    font-family: 'EB Garamond', serif;
    font-size: 17px;
    line-height: 1.8;
    overflow-x: hidden;
}

/* Movements */
.movement {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 24px;
    position: relative;
}

/* Movement Labels */
.movement-label {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 48px;
    align-self: flex-start;
    padding-left: 10%;
}

.movement-number {
    font-family: 'EB Garamond', serif;
    font-size: 0.85rem;
    color: var(--warm-gold);
}

.movement-name {
    font-family: 'Oswald', sans-serif;
    font-size: clamp(1rem, 1.5vw, 1.3rem);
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--warm-white);
}

.movement-marking {
    font-family: 'EB Garamond', serif;
    font-size: 0.8rem;
    font-style: italic;
    color: var(--silver);
}

/* Musical Staff */
.staff-container {
    width: 80%;
    max-width: 800px;
    margin: 0 auto 32px;
}

.staff-svg {
    width: 100%;
    height: 60px;
}

.staff-line {
    stroke: var(--silver);
    stroke-width: 0.5;
    stroke-dasharray: 800;
    stroke-dashoffset: 800;
    transition: stroke-dashoffset 1.2s ease-in-out;
}

.staff-line.visible {
    stroke-dashoffset: 0;
}

/* Staggered staff line animation */
.staff-line:nth-child(1) { transition-delay: 0s; }
.staff-line:nth-child(2) { transition-delay: 0.15s; }
.staff-line:nth-child(3) { transition-delay: 0.3s; }
.staff-line:nth-child(4) { transition-delay: 0.45s; }
.staff-line:nth-child(5) { transition-delay: 0.6s; }

/* Overture */
#overture {
    background: var(--stage-black);
}

.overture-content {
    text-align: center;
    opacity: 0;
    transition: opacity 1s ease-out;
}

.overture-content.visible {
    opacity: 1;
}

.site-title {
    font-family: 'Oswald', sans-serif;
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--warm-white);
    margin-bottom: 8px;
}

.site-subtitle {
    font-family: 'EB Garamond', serif;
    font-size: 1rem;
    font-style: italic;
    color: var(--warm-gold);
}

/* Allegro: Note Cards */
#allegro {
    background: var(--dark);
}

.allegro-cards {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 1000px;
}

.note-card {
    width: 260px;
    padding: 32px 24px;
    background: rgba(26, 15, 30, 0.6);
    border: 1px solid rgba(192, 192, 200, 0.15);
    border-top: 3px solid var(--card-accent, var(--warm-gold));
    transition: transform 0.3s, border-color 0.3s;
    opacity: 0;
    transform: translateY(30px);
}

.note-card.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out, border-color 0.3s;
}

.note-card:hover {
    transform: translateY(-4px);
    border-color: var(--card-accent);
}

.note-symbol {
    font-size: 2.5rem;
    color: var(--card-accent, var(--warm-gold));
    margin-bottom: 12px;
    line-height: 1;
}

.note-title {
    font-family: 'Oswald', sans-serif;
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--warm-white);
    margin-bottom: 8px;
}

.note-text {
    font-family: 'EB Garamond', serif;
    font-size: 0.95rem;
    color: var(--parchment);
    line-height: 1.7;
}

/* Adagio */
#adagio {
    background: var(--stage-black);
}

.adagio-content {
    max-width: 700px;
    width: 100%;
}

.waveform-container {
    width: 100%;
    margin-bottom: 40px;
}

.waveform-svg {
    width: 100%;
    height: 120px;
}

.waveform-path {
    transition: d 0.3s;
}

.music-quote {
    margin-bottom: 24px;
    padding: 20px 24px;
    border-left: 2px solid var(--warm-gold);
}

.music-quote p {
    font-family: 'EB Garamond', serif;
    font-size: 1.2rem;
    font-style: italic;
    color: var(--warm-white);
    margin-bottom: 8px;
}

.music-quote cite {
    font-family: 'EB Garamond', serif;
    font-size: 0.85rem;
    color: var(--silver);
    font-style: normal;
}

.adagio-desc {
    font-family: 'EB Garamond', serif;
    font-size: 0.95rem;
    color: var(--parchment);
    line-height: 1.8;
}

/* Scherzo: Beat Grid */
#scherzo {
    background: var(--dark);
}

.scherzo-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 8px;
    max-width: 600px;
    width: 100%;
    margin-bottom: 20px;
}

.measure-block {
    aspect-ratio: 1;
    background: rgba(26, 15, 30, 0.5);
    border: 1px solid rgba(192, 192, 200, 0.15);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, transform 0.1s;
}

.measure-block:hover {
    border-color: var(--warm-gold);
}

.measure-block.active {
    background: rgba(196, 149, 106, 0.2);
    border-color: var(--warm-gold);
}

.measure-block.active .beat-visual {
    background: var(--warm-gold);
    transform: scale(1);
}

.measure-block:active {
    transform: scale(0.95);
}

.beat-number {
    font-family: 'Fira Code', monospace;
    font-size: 0.65rem;
    color: var(--silver);
    margin-bottom: 6px;
}

.beat-visual {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(192, 192, 200, 0.2);
    transition: background 0.2s, transform 0.2s;
    transform: scale(0.7);
}

.scherzo-instruction {
    font-family: 'EB Garamond', serif;
    font-size: 0.85rem;
    font-style: italic;
    color: var(--silver);
    text-align: center;
}

/* Finale */
#finale {
    background: var(--stage-black);
}

.finale-staff {
    margin-bottom: 48px;
}

.finale-content {
    max-width: 700px;
    text-align: center;
}

.finale-heading {
    font-family: 'Oswald', sans-serif;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--warm-white);
    margin-bottom: 16px;
}

.finale-desc {
    font-family: 'EB Garamond', serif;
    font-size: 1rem;
    color: var(--parchment);
    line-height: 1.8;
    max-width: 500px;
    margin: 0 auto;
}

/* Coda / Footer */
#coda {
    padding: 40px 24px;
    border-top: 1px solid rgba(192, 192, 200, 0.1);
    text-align: center;
}

.coda-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.coda-mark {
    font-size: 1.5rem;
    color: var(--warm-gold);
}

.coda-text {
    font-family: 'Oswald', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--warm-white);
}

.coda-marking {
    font-family: 'EB Garamond', serif;
    font-size: 0.9rem;
    font-style: italic;
    color: var(--silver);
}

/* Responsive */
@media (max-width: 768px) {
    .allegro-cards {
        flex-direction: column;
        align-items: center;
    }

    .note-card {
        width: 90%;
        max-width: 320px;
    }

    .scherzo-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .movement-label {
        padding-left: 5%;
    }
}