/* ===== AI Drum Transcription Page ===== */

/* Hero */
.tp-hero {
    padding: 9rem 1.5rem 4rem;
    background:
        radial-gradient(circle at 15% 20%, rgba(102,126,234,0.22) 0%, transparent 55%),
        radial-gradient(circle at 85% 10%, rgba(52,13,130,0.45) 0%, transparent 55%),
        linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.tp-hero-inner {
    max-width: 820px;
    margin: 0 auto;
}

.tp-eyebrow {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--brand-accent);
    margin-bottom: 1rem;
}

.tp-hero h1 {
    font-size: clamp(2rem, 5.5vw, 3.4rem);
    line-height: 1.15;
    font-weight: 800;
    margin-bottom: 1.25rem;
}

.tp-hero-tagline {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-muted);
    max-width: 640px;
    margin: 0 auto 2rem;
}

.tp-hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.tp-hero-note {
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    opacity: 0.85;
}

/* Sections */
.tp-section {
    padding: 4.5rem 1.5rem;
    max-width: var(--max-content);
    margin: 0 auto;
}

.tp-band {
    background: rgba(0,0,0,0.25);
    border-top: 1px solid rgba(255,255,255,0.06);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.tp-band .tp-section { max-width: var(--max-content); }

.tp-section .section-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
}

.tp-section .section-subtitle {
    text-align: center;
    color: var(--text-muted);
    max-width: 720px;
    margin: 0 auto 3rem;
}

/* Accuracy bars */
.tp-bars {
    display: grid;
    gap: 1rem;
    max-width: 860px;
    margin: 0 auto;
}

.tp-bar {
    display: grid;
    grid-template-columns: 2rem 110px 1fr 64px;
    align-items: center;
    gap: 1rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    padding: 1rem 1.4rem;
    transition: transform 0.2s, border-color 0.2s, background 0.2s;
}

.tp-bar:hover {
    transform: translateY(-2px);
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.18);
}

.tp-bar-icon {
    font-size: 1.25rem;
    line-height: 1;
    text-align: center;
}

.tp-bar-name {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-light);
}

.tp-bar-track {
    position: relative;
    height: 12px;
    border-radius: 999px;
    background: rgba(255,255,255,0.08);
    overflow: hidden;
}

.tp-bar-fill {
    display: block;
    height: 100%;
    width: 0;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--brand-accent) 0%, #4CAF50 100%);
    transition: width 1.1s cubic-bezier(0.22, 1, 0.36, 1);
}

.tp-bar-value {
    font-variant-numeric: tabular-nums;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-light);
    text-align: right;
}

.tp-footnote {
    max-width: 720px;
    margin: 2.5rem auto 0;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.7;
    opacity: 0.9;
}

/* Feature cards */
.tp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.tp-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px;
    padding: 1.75rem 1.5rem;
    transition: transform 0.25s, border-color 0.25s, background 0.25s;
}

.tp-card:hover {
    transform: translateY(-4px);
    border-color: rgba(102,126,234,0.4);
    background: rgba(102,126,234,0.07);
}

.tp-card-icon {
    font-size: 1.9rem;
    display: block;
    margin-bottom: 0.85rem;
    line-height: 1;
}

.tp-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.6rem;
    color: #d0d0ff;
}

.tp-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.65;
}

/* Steps */
.tp-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    counter-reset: step;
}

.tp-step {
    position: relative;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px;
    padding: 2rem 1.5rem 1.75rem;
}

.tp-step-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand-accent), var(--brand-purple));
    color: #fff;
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: 1rem;
}

.tp-step h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: #d0d0ff;
}

.tp-step p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.65;
}

.tp-inline-note {
    text-align: center;
    margin-top: 2.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.tp-inline-note a { color: var(--brand-accent); }
.tp-inline-note a:hover { text-decoration: underline; }

/* Final CTA */
.tp-final { text-align: center; }

@media (prefers-reduced-motion: reduce) {
    .tp-bar-fill { transition: none; }
}

/* Responsive */
@media (max-width: 640px) {
    .tp-hero { padding: 7rem 1.25rem 3rem; }
    .tp-section { padding: 3rem 1.25rem; }
    .tp-bar {
        grid-template-columns: 1.5rem 84px 1fr 52px;
        gap: 0.7rem;
        padding: 0.85rem 1rem;
    }
    .tp-bar-name { font-size: 0.9rem; }
    .tp-bar-value { font-size: 1rem; }
    .tp-hero-buttons .btn { width: 100%; }
}