@import url('https://fonts.googleapis.com/css2?family=Lato:wght@300;400;700&display=swap');

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

body {
    font-family: 'Lato', sans-serif;
    font-weight: 300;
    color: #222;
    background: #fff;
    display: flex;
    justify-content: center;
    min-height: 100vh;
    padding: 48px 24px 80px;
}

.container {
    max-width: 520px;
    width: 100%;
    text-align: center;
}

/* ─── Identity ─────────────────────────────────────────────────────────────── */

h1 {
    font-weight: 700;
    font-size: 32px;
    margin-bottom: 2px;
}

.composer {
    font-size: 18px;
    color: #666;
    margin-bottom: 8px;
}

.video-link {
    display: inline-block;
    font-size: 15px;
    color: #2266aa;
    text-decoration: none;
    margin-bottom: 40px;
}
.video-link:hover { text-decoration: underline; }

/* ─── Welcome Back ─────────────────────────────────────────────────────────── */

.welcome-section {
    background: #f0f6ff;
    border: 1px solid #c8ddf0;
    border-radius: 6px;
    padding: 20px 24px;
    margin-bottom: 8px;
}

.welcome-msg {
    font-size: 16px;
    margin-bottom: 4px;
}

.welcome-room {
    font-size: 14px;
    color: #666;
    margin-bottom: 14px;
}

.btn-text {
    font-family: 'Lato', sans-serif;
    font-size: 13px;
    color: #888;
    background: none;
    border: none;
    cursor: pointer;
    margin-top: 8px;
    text-decoration: underline;
}
.btn-text:hover {
    color: #555;
}

/* ─── Sections ─────────────────────────────────────────────────────────────── */

h2 {
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #444;
}

section {
    margin-bottom: 40px;
    padding-top: 24px;
    border-top: 1px solid #e8e8e8;
}

/* ─── Instrument & Pages buttons ───────────────────────────────────────────── */

.label {
    font-size: 14px;
    color: #666;
    margin-bottom: 8px;
}

.instrument-buttons, .pages-buttons {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-bottom: 16px;
}

.instrument-btn, .pages-btn {
    font-family: 'Lato', sans-serif;
    font-size: 14px;
    font-weight: 400;
    padding: 8px 16px;
    border: 1px solid #ccc;
    border-radius: 4px;
    background: #fff;
    color: #333;
    cursor: pointer;
    transition: all 0.15s;
}

.instrument-btn:hover, .pages-btn:hover {
    border-color: #999;
    background: #f8f8f8;
}

.instrument-btn.active, .pages-btn.active {
    background: #222;
    color: #fff;
    border-color: #222;
}

.launch-section {
    border-top: none;
    padding-top: 0;
}

/* ─── Buttons ──────────────────────────────────────────────────────────────── */

.btn {
    display: inline-block;
    font-family: 'Lato', sans-serif;
    font-size: 15px;
    font-weight: 700;
    padding: 12px 32px;
    border-radius: 4px;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.15s;
}

.btn.primary {
    background: #222;
    color: #fff;
}
.btn.primary:hover {
    background: #444;
}
.btn.primary:disabled {
    background: #999;
    cursor: not-allowed;
}

.btn.full-score {
    display: inline-block;
    font-family: 'Lato', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: #2266aa;
    text-decoration: none;
    padding: 8px 16px;
    background: none;
    border: none;
    cursor: pointer;
}
.btn.full-score:hover {
    text-decoration: underline;
}

.btn.perf-mode {
    display: inline-block;
    background: #8b1a1a;
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    padding: 12px 28px;
    border-radius: 4px;
    text-decoration: none;
    margin-top: 10px;
}
.btn.perf-mode:hover {
    background: #a62828;
}

.or-divider {
    font-size: 13px;
    color: #aaa;
    margin: 12px 0;
}

/* ─── Flow steps ───────────────────────────────────────────────────────────── */

.flow-step {
    margin-bottom: 20px;
}

#performer-name {
    font-family: 'Lato', sans-serif;
    font-size: 15px;
    font-weight: 400;
    text-align: center;
    width: 200px;
    padding: 10px 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
}
#performer-name:focus {
    outline: none;
    border-color: #222;
}

/* ─── Room step (inline layout) ────────────────────────────────────────────── */

.room-step .label .optional {
    font-weight: 300;
    color: #aaa;
}

.room-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.join-row-inline {
    display: flex;
    gap: 4px;
    align-items: center;
}

.or-inline {
    font-size: 13px;
    color: #aaa;
}

.btn-small {
    font-family: 'Lato', sans-serif;
    font-size: 13px;
    font-weight: 700;
    padding: 8px 14px;
    border-radius: 4px;
    border: 1px solid #ccc;
    background: #fff;
    color: #333;
    cursor: pointer;
    transition: all 0.15s;
}
.btn-small:hover {
    border-color: #999;
    background: #f8f8f8;
}
.btn-small:disabled {
    color: #999;
    cursor: not-allowed;
}

#room-code-input {
    font-family: 'Lato', sans-serif;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-align: center;
    width: 80px;
    padding: 8px 6px;
    border: 1px solid #ccc;
    border-radius: 4px;
    text-transform: uppercase;
}
#room-code-input:focus {
    outline: none;
    border-color: #222;
}

.room-result {
    font-size: 14px;
    margin-top: 8px;
}

.room-result .hint {
    font-size: 13px;
    color: #888;
}

#room-code-display {
    font-size: 16px;
    letter-spacing: 0.1em;
}

.room-result.error {
    color: #c44;
}
.room-result.success {
    color: #2a7a2a;
}

/* ─── Documentation ────────────────────────────────────────────────────────── */

.doc-links {
    list-style: none;
    padding: 0;
    text-align: left;
    max-width: 420px;
    margin: 0 auto;
}

.doc-links li {
    margin-bottom: 10px;
    font-size: 15px;
    line-height: 1.5;
}

.doc-links a {
    color: #2266aa;
    text-decoration: none;
    font-weight: 700;
}
.doc-links a:hover {
    text-decoration: underline;
}

.pdf-link {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: #fff;
    background: #888;
    padding: 1px 6px;
    border-radius: 3px;
    margin-left: 6px;
    text-decoration: none;
    vertical-align: middle;
}
.pdf-link:hover {
    background: #666;
    text-decoration: none;
}

.doc-desc {
    font-size: 13px;
    color: #888;
    font-weight: 300;
}

/* ─── Print Score ──────────────────────────────────────────────────────────── */

.print-links {
    display: flex;
    gap: 40px;
    justify-content: center;
}

.print-group {
    text-align: left;
}

.print-group ul {
    list-style: none;
    padding: 0;
}

.print-group li {
    margin-bottom: 6px;
    font-size: 15px;
}

.print-group a {
    color: #2266aa;
    text-decoration: none;
    font-weight: 400;
}
.print-group a:hover {
    text-decoration: underline;
}