/* ─── Design Tokens ──────────────────────────────────────── */
:root {
    --bg:           #0F172A;
    --bg-card:      rgba(255,255,255,0.04);
    --bg-card-h:    rgba(255,255,255,0.07);
    --primary:      #EA580C;
    --primary-lt:   #F97316;
    --green:        #059669;
    --green-lt:     #34D399;
    --white:        #FFFFFF;
    --muted:        #94A3B8;
    --border:       rgba(255,255,255,0.08);
    --border-str:   rgba(255,255,255,0.14);
    --glow-primary: rgba(234,88,12,0.22);
    --glow-green:   rgba(5,150,105,0.14);
    --r-sm:   8px;
    --r-md:   14px;
    --r-lg:   20px;
    --r-pill: 100px;
}

/* ─── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Barlow', sans-serif;
    background-color: var(--bg);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100dvh;
    -webkit-font-smoothing: antialiased;
}

/* ─── Utility ────────────────────────────────────────────── */
.sr-only {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0,0,0,0); white-space: nowrap; border-width: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ─── Background FX ──────────────────────────────────────── */
.bg-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(130px);
    pointer-events: none;
    z-index: 0;
}

.bg-orb--primary {
    width: 680px; height: 680px;
    top: -220px; right: -160px;
    background: radial-gradient(circle, rgba(234,88,12,0.16) 0%, transparent 70%);
}

.bg-orb--green {
    width: 420px; height: 420px;
    bottom: -80px; left: -100px;
    background: radial-gradient(circle, rgba(5,150,105,0.12) 0%, transparent 70%);
}

.track-lines {
    position: fixed; inset: 0;
    background-image: repeating-linear-gradient(
        -45deg,
        rgba(255,255,255,0.013) 0px,
        rgba(255,255,255,0.013) 1px,
        transparent 1px,
        transparent 64px
    );
    pointer-events: none;
    z-index: 0;
}

/* ─── Navbar ──────────────────────────────────────────────── */
.navbar {
    position: fixed; top: 0; width: 100%;
    z-index: 100;
    padding: 1.2rem 0;
    background: rgba(15,23,42,0.78);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--white);
    text-decoration: none;
}

.accent-dot { color: var(--primary); }

.api-badge {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: var(--green-lt);
    background: rgba(5,150,105,0.1);
    border: 1px solid rgba(52,211,153,0.22);
    padding: 0.38rem 0.85rem;
    border-radius: var(--r-pill);
    text-decoration: none;
    transition: background 0.2s;
}

.api-badge:hover { background: rgba(5,150,105,0.18); }

.api-badge:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
}

.api-pulse {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--green-lt);
    display: block;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.55; transform: scale(1.35); }
}

/* ─── Main ───────────────────────────────────────────────── */
main { position: relative; z-index: 1; }

/* ─── Hero ───────────────────────────────────────────────── */
.hero { padding: 9rem 0 5rem; }

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4.5rem;
    align-items: center;
}

/* Coming soon tag */
.cs-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--primary-lt);
    background: rgba(234,88,12,0.1);
    border: 1px solid rgba(234,88,12,0.28);
    padding: 0.38rem 0.85rem;
    border-radius: var(--r-pill);
    margin-bottom: 1.5rem;
}

/* Live tag (post-launch) */
.cs-tag--live {
    color: #34D399;
    background: rgba(5,150,105,0.12);
    border-color: rgba(52,211,153,0.32);
}

.live-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #34D399;
    box-shadow: 0 0 0 0 rgba(52,211,153,0.7);
    animation: livePulse 1.8s ease-out infinite;
}

@keyframes livePulse {
    0%   { box-shadow: 0 0 0 0 rgba(52,211,153,0.6); }
    70%  { box-shadow: 0 0 0 8px rgba(52,211,153,0); }
    100% { box-shadow: 0 0 0 0 rgba(52,211,153,0); }
}

/* Headline */
.hero-headline {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(3.8rem, 7.5vw, 6rem);
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: -1px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.gradient-em {
    display: block;
    font-style: italic;
    background: linear-gradient(120deg, var(--primary) 0%, var(--primary-lt) 55%, #FBBF24 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-body {
    font-size: 1.05rem;
    color: var(--muted);
    max-width: 46ch;
    margin-bottom: 2.25rem;
    line-height: 1.75;
}

/* ─── Email form ─────────────────────────────────────────── */
.email-form { margin-bottom: 0.65rem; }

.input-row {
    display: flex;
    gap: 0.4rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-str);
    border-radius: var(--r-md);
    padding: 0.32rem 0.32rem 0.32rem 1.1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.input-row:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--glow-primary);
}

.input-row--error {
    border-color: #FCA5A5;
    box-shadow: 0 0 0 3px rgba(252,165,165,0.15);
}

.email-input {
    flex: 1;
    min-width: 0;
    background: transparent;
    border: none;
    outline: none;
    color: var(--white);
    font-family: 'Barlow', sans-serif;
    font-size: 1rem;
    line-height: 1;
}

.email-input::placeholder { color: rgba(148,163,184,0.55); }

.btn-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-lt) 100%);
    color: white;
    border: none;
    border-radius: var(--r-sm);
    padding: 0.7rem 1.35rem;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 0.98rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.15s;
    white-space: nowrap;
    min-width: 148px;
    min-height: 44px;
}

.btn-submit:hover:not(:disabled) { opacity: 0.88; transform: translateY(-1px); }
.btn-submit:active:not(:disabled) { transform: translateY(0); }
.btn-submit:disabled { opacity: 0.65; cursor: not-allowed; }

.btn-submit:focus-visible {
    outline: 2px solid var(--primary-lt);
    outline-offset: 3px;
}

.btn-spinner { animation: spin 0.85s linear infinite; }

@keyframes spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

.form-error {
    font-size: 0.8rem;
    color: #FCA5A5;
    margin-top: 0.5rem;
    min-height: 1.1em;
}

.privacy-note {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.76rem;
    color: var(--muted);
    margin-top: 0.6rem;
}

/* ─── App Store CTA ──────────────────────────────────────── */
.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 0.65rem;
}

.btn-appstore {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    background: #000;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.18);
    border-radius: var(--r-md);
    padding: 0.7rem 1.25rem;
    text-decoration: none;
    transition: transform 0.15s, border-color 0.2s, box-shadow 0.2s;
    min-height: 56px;
}

.btn-appstore:hover {
    transform: translateY(-1px);
    border-color: rgba(255,255,255,0.35);
    box-shadow: 0 8px 24px rgba(0,0,0,0.35);
}

.btn-appstore:active { transform: translateY(0); }

.btn-appstore:focus-visible {
    outline: 2px solid var(--primary-lt);
    outline-offset: 3px;
}

.btn-appstore-icon {
    flex-shrink: 0;
}

.btn-appstore-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
    text-align: left;
}

.btn-appstore-pre {
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    opacity: 0.85;
}

.btn-appstore-store {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

/* ─── Success state ──────────────────────────────────────── */
.success-block {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: rgba(5,150,105,0.1);
    border: 1px solid rgba(52,211,153,0.25);
    border-radius: var(--r-md);
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.75rem;
    animation: slideUp 0.35s ease-out;
}

.success-block:focus { outline: none; }

.success-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(5,150,105,0.18);
    border-radius: var(--r-sm);
    color: var(--green-lt);
    flex-shrink: 0;
}

.success-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--green-lt);
    margin-bottom: 0.25rem;
}

.success-body {
    font-size: 0.87rem;
    color: var(--muted);
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ─── Social proof ───────────────────────────────────────── */
.social-proof {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    margin-top: 1.75rem;
}

.avatar-stack { display: flex; }

.avatar {
    display: block;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--bg);
    background: hsl(var(--h), 50%, 42%);
    margin-left: calc(var(--i) * -9px);
}

.proof-text { font-size: 0.85rem; color: var(--muted); }
.proof-text strong { color: var(--white); }

/* ─── App card mockup ────────────────────────────────────── */
.hero-visual { display: flex; justify-content: center; }

.app-card {
    background: rgba(255,255,255,0.042);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-str);
    border-radius: var(--r-lg);
    padding: 2rem;
    width: 100%;
    max-width: 360px;
    box-shadow:
        0 0 0 1px rgba(234,88,12,0.08),
        0 40px 80px -20px rgba(0,0,0,0.65),
        0 0 60px -20px rgba(234,88,12,0.12);
}

.card-dots { display: flex; gap: 5px; margin-bottom: 1.75rem; }

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot--r { background: #ff5f57; }
.dot--y { background: #ffbd2e; }
.dot--g { background: #28c840; }

/* BPM display */
.bpm-display {
    text-align: center;
    margin-bottom: 1.5rem;
}

.bpm-num {
    display: block;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 5.5rem;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-lt) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 24px rgba(234,88,12,0.38));
}

.bpm-unit {
    display: block;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--muted);
    margin-top: 0.15rem;
}

/* Waveform */
.waveform {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 3px;
    height: 50px;
    margin-bottom: 1.75rem;
}

.wbar {
    display: block;
    width: 5px;
    height: var(--h);
    border-radius: 3px;
    background: linear-gradient(to top, var(--primary), var(--primary-lt));
    opacity: 0.72;
    animation: wave 1.5s ease-in-out var(--d) infinite alternate;
}

@keyframes wave {
    from { height: calc(var(--h) * 0.45); opacity: 0.45; }
    to   { height: var(--h); opacity: 0.9; }
}

/* Track rows */
.track-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem;
    border-radius: var(--r-sm);
    background: rgba(255,255,255,0.04);
    margin-bottom: 0.45rem;
}

.track-row--active {
    background: rgba(234,88,12,0.08);
    border: 1px solid rgba(234,88,12,0.18);
}

.track-row--dim { opacity: 0.45; }

.track-art {
    width: 38px;
    height: 38px;
    border-radius: 6px;
    flex-shrink: 0;
}

.ta--orange { background: linear-gradient(135deg, #EA580C, #FBBF24); }
.ta--purple { background: linear-gradient(135deg, #7C3AED, #A78BFA); }
.ta--teal   { background: linear-gradient(135deg, #0891B2, #22D3EE); }

.track-lines-block { flex: 1; min-width: 0; }

.tline {
    display: block;
    height: 6px;
    border-radius: 3px;
    background: var(--border-str);
    margin-bottom: 5px;
}

.tline--long  { width: 78%; }
.tline--short { width: 52%; margin-bottom: 0; }

.track-bpm {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--muted);
    white-space: nowrap;
}

.track-bpm.matched { color: var(--green-lt); }

/* ─── Countdown ──────────────────────────────────────────── */
.countdown-section {
    position: relative;
    z-index: 1;
    padding: 3.5rem 0 4rem;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.cd-eyebrow {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
    text-align: center;
    margin-bottom: 1.75rem;
}

.cd-grid {
    display: flex;
    align-items: center;
    justify-content: center;
}

.cd-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 110px;
    padding: 0 0.75rem;
}

.cd-num {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(3.5rem, 8vw, 6rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -2px;
    color: var(--white);
    text-shadow: 0 0 50px var(--glow-primary);
}

.cd-lbl {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
    margin-top: 0.35rem;
}

.cd-sep {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(3rem, 7vw, 5rem);
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 1.4rem;
    user-select: none;
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0; }
}

/* ─── Features ───────────────────────────────────────────── */
.features {
    position: relative;
    z-index: 1;
    padding: 5rem 0 6rem;
}

.feat-eyebrow {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
    text-align: center;
    margin-bottom: 2.5rem;
}

.feat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.feat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 2rem 1.75rem;
    transition: background 0.25s, border-color 0.25s, transform 0.25s;
}

.feat-card:hover {
    background: var(--bg-card-h);
    border-color: rgba(234,88,12,0.22);
    transform: translateY(-5px);
}

.feat-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(234,88,12,0.1);
    border-radius: var(--r-sm);
    color: var(--primary-lt);
    margin-bottom: 1.2rem;
}

.feat-card h3 {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    margin-bottom: 0.6rem;
}

.feat-card p {
    font-size: 0.88rem;
    color: var(--muted);
    line-height: 1.7;
}

/* ─── Footer ─────────────────────────────────────────────── */
.footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border);
    padding: 2.25rem 0;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.footer-brand {
    display: flex;
    align-items: center;
}

.footer-logo {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.2rem;
    font-weight: 800;
}

.footer-copy {
    font-size: 0.8rem;
    color: var(--muted);
}

.footer-links {
    display: flex;
    gap: 1.25rem;
}

.footer-links a {
    font-size: 0.8rem;
    color: var(--muted);
    text-decoration: none;
    transition: color 0.15s;
}

.footer-links a:hover { color: var(--white); }

/* ─── Reduced motion ─────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    .wbar        { animation: none; }
    .api-pulse   { animation: none; }
    .btn-spinner { animation: none; }
    .cd-sep      { animation: none; }
    .feat-card   { transition: none; }
    html         { scroll-behavior: auto; }
}

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 1024px) {
    .hero-grid { gap: 3rem; }
}

@media (max-width: 768px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-visual {
        order: -1;
        margin-bottom: 0;
    }

    .app-card { max-width: 320px; }

    .hero-body   { max-width: none; }
    .social-proof { justify-content: center; }
    .privacy-note { justify-content: center; }
    .cs-tag { margin-bottom: 1.25rem; }

    .feat-grid { grid-template-columns: 1fr; }

    .cd-unit { min-width: 78px; padding: 0 0.5rem; }

    .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
    .hero { padding: 7.5rem 0 3rem; }

    .hero-headline { font-size: 3.4rem; }

    .input-row {
        flex-direction: column;
        padding: 0.7rem;
        gap: 0.6rem;
    }

    .btn-submit {
        width: 100%;
        min-width: unset;
    }

    .cd-unit { min-width: 60px; padding: 0 0.25rem; }
    .cd-num  { letter-spacing: -1px; }
}