/* Horsee.AI App — Mobile-first dark theme */

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

:root {
    --bg-primary: #0f0f1a;
    --bg-secondary: #1a1a2e;
    --bg-panel: #16213e;
    --bg-input: #0f3460;
    --accent: #e94560;
    --accent-green: #00d26a;
    --accent-red: #ff4757;
    --accent-yellow: #ffa502;
    --accent-blue: #3498db;
    --text-primary: #eee;
    --text-secondary: #aaa;
    --text-muted: #666;
    --border: #2d3748;
    --radius: 12px;
    --safe-bottom: env(safe-area-inset-bottom, 0px);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    min-height: 100dvh;
    -webkit-tap-highlight-color: transparent;
    overscroll-behavior: none;
}

#app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    height: 100dvh;
}

/* ============ HEADER ============ */
.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    min-height: 52px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.back-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.3rem;
    cursor: pointer;
    padding: 4px;
    display: none;
}

.back-btn.visible { display: block; }

.app-logo {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.5px;
}

.views-badge {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.views-badge.warning { border-color: var(--accent-yellow); color: var(--accent-yellow); }
.views-badge.depleted { border-color: var(--accent-red); color: var(--accent-red); }

/* ============ MAIN ============ */
#app-main {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: calc(60px + var(--safe-bottom));
}

/* ============ BOTTOM NAV ============ */
.bottom-nav {
    display: flex;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding-bottom: var(--safe-bottom);
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 0 6px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.65rem;
    gap: 3px;
    cursor: pointer;
    transition: color 0.2s;
}

.nav-item.active { color: var(--accent); }
.nav-item svg { width: 22px; height: 22px; }

/* ============ TRACK SELECTOR ============ */
.tracks-view { padding: 16px; }
.tracks-view h2 { font-size: 1.2rem; margin-bottom: 16px; font-weight: 600; }

.track-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.track-card {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 16px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, transform 0.1s;
    text-decoration: none;
    color: inherit;
}

.track-card:active { transform: scale(0.97); }
.track-card:hover { border-color: var(--accent); }

.track-code {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 4px;
}

.track-name {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

/* Track health badges */
.track-health {
    display: inline-block;
    margin-top: 8px;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.track-health--hot { background: rgba(0, 210, 106, 0.2); color: var(--accent-green); }
.track-health--neutral { background: rgba(255, 165, 2, 0.2); color: var(--accent-yellow); }
.track-health--cold { background: rgba(255, 71, 87, 0.2); color: var(--accent-red); }

/* ============ RACE CARD ============ */
.racecard-view { padding: 16px; }

.racecard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.racecard-header h2 { font-size: 1.1rem; font-weight: 600; }

.race-list { display: flex; flex-direction: column; gap: 10px; }

.race-row {
    display: flex;
    align-items: center;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    cursor: pointer;
    transition: border-color 0.2s;
    text-decoration: none;
    color: inherit;
    gap: 14px;
}

.race-row:active { border-color: var(--accent); }
.race-row.finished { opacity: 0.5; }

.race-num {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--accent);
    min-width: 36px;
    text-align: center;
}

.race-info { flex: 1; }
.race-class { font-size: 0.85rem; font-weight: 600; margin-bottom: 2px; }
.race-meta { font-size: 0.75rem; color: var(--text-secondary); }

.race-mtp {
    font-size: 0.85rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 8px;
    text-align: center;
    min-width: 60px;
}

.race-mtp.live { background: var(--accent-green); color: #000; }
.race-mtp.soon { background: var(--accent-yellow); color: #000; }
.race-mtp.far { background: var(--bg-input); color: var(--text-secondary); }
.race-mtp.done { background: var(--bg-secondary); color: var(--text-muted); }

/* ============ RACE DETAIL ============ */
.racedetail-view { padding: 16px; display: flex; flex-direction: column; gap: 16px; }

.detail-header {
    background: var(--bg-panel);
    border-radius: var(--radius);
    padding: 16px;
    border: 1px solid var(--border);
}

.detail-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4px;
}

.detail-title {
    font-size: 1.1rem;
    font-weight: 700;
}

/* Race rating badges */
.race-rating {
    padding: 3px 10px;
    border-radius: 10px;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}
.rating--gold { background: linear-gradient(135deg, #f5a623, #f7dc6f); color: #1a1a2e; }
.rating--value { background: rgba(0, 210, 106, 0.2); color: var(--accent-green); }
.rating--standard { background: rgba(170, 170, 170, 0.15); color: var(--text-secondary); }
.rating--chalk { background: rgba(255, 71, 87, 0.2); color: var(--accent-red); }

.detail-subtitle { font-size: 0.8rem; color: var(--text-secondary); }

/* Cards */
.card {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
}

.card-title {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

/* Story card */
.story-text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-primary);
}

/* Picks */
.pick-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: 8px;
}

.pick-card:last-child { margin-bottom: 0; }

.pick-badge {
    min-width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-weight: 800;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.pick-badge.a-pick { background: var(--accent); color: #fff; }
.pick-badge.b-pick { background: var(--accent-blue); color: #fff; }
.pick-badge.f-pick { background: var(--accent-yellow); color: #000; }
.pick-badge.c-pick { background: #8e44ad; color: #fff; }

.pick-body { flex: 1; }
.pick-horse { font-weight: 700; font-size: 0.9rem; margin-bottom: 2px; }
.pick-odds { font-size: 0.75rem; color: var(--accent-green); margin-bottom: 4px; }
.pick-rationale { font-size: 0.8rem; color: var(--text-secondary); line-height: 1.4; }

/* Pace */
.pace-label-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 6px;
    font-weight: 800;
    font-size: 0.8rem;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.pace-label-badge.speed { background: var(--accent-green); color: #000; }
.pace-label-badge.even { background: var(--accent-blue); color: #fff; }
.pace-label-badge.slow { background: var(--accent-yellow); color: #000; }
.pace-label-badge.collapse { background: var(--accent-red); color: #fff; }

.pace-text { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.5; }

/* Chaos meter */
.chaos-meter {
    display: flex;
    gap: 6px;
    margin-bottom: 10px;
}

.chaos-segment {
    flex: 1;
    height: 8px;
    border-radius: 4px;
    background: var(--border);
    transition: background 0.3s;
}

.chaos-segment.filled { background: var(--accent-red); }
.chaos-explanation { font-size: 0.8rem; color: var(--text-secondary); line-height: 1.4; }

/* Confidence */
.confidence-badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 6px;
    font-weight: 800;
    font-size: 0.85rem;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.confidence-badge.high { background: var(--accent-green); color: #000; }
.confidence-badge.medium { background: var(--accent-yellow); color: #000; }
.confidence-badge.low { background: var(--accent-red); color: #fff; }

.confidence-text { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.5; }

/* Key angles */
.angle-list { list-style: none; }

.angle-item {
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
    line-height: 1.4;
}

.angle-item:last-child { border-bottom: none; }

/* Field analysis */
.field-table { width: 100%; }

.field-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
}

.field-row:last-child { border-bottom: none; }

.field-program {
    min-width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    font-weight: 800;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.field-program.contender { background: var(--accent-green); color: #000; }
.field-program.threat { background: var(--accent-yellow); color: #000; }
.field-program.neutral { background: var(--text-muted); color: #fff; }
.field-program.toss { background: var(--accent-red); color: #fff; }

.field-body { flex: 1; min-width: 0; }
.field-horse { font-size: 0.85rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.field-details { font-size: 0.75rem; color: var(--text-secondary); }

.field-winprob {
    min-width: 48px;
    text-align: right;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent-blue);
}

.field-expanded {
    padding: 8px 0 8px 38px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.5;
    display: none;
}

.field-expanded.open { display: block; }

.win-prob-bar {
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    margin-top: 4px;
}

.win-prob-fill {
    height: 100%;
    border-radius: 2px;
    background: var(--accent-blue);
    transition: width 0.3s;
}

/* ============ LOGIN ============ */
.login-view {
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.login-brand {
    text-align: center;
    margin-top: 32px;
}

.login-brand h1 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent);
}

.login-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 4px;
}

.login-form {
    width: 100%;
    max-width: 360px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.login-form input {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

.login-form input:focus { border-color: var(--accent); }
.login-form input::placeholder { color: var(--text-muted); }

.login-btn {
    width: 100%;
    padding: 14px;
    background: var(--accent);
    border: none;
    border-radius: 8px;
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.2s;
}

.login-btn:active { opacity: 0.8; }
.login-btn:disabled { opacity: 0.5; cursor: default; }

.login-toggle {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.login-toggle a {
    color: var(--accent);
    cursor: pointer;
    text-decoration: none;
}

.login-error {
    color: var(--accent-red);
    font-size: 0.85rem;
    text-align: center;
    min-height: 20px;
}

/* ============ PAYWALL ============ */
.paywall-view {
    padding: 24px 16px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.paywall-icon { font-size: 3rem; margin-top: 40px; }

.paywall-view h2 {
    font-size: 1.4rem;
    font-weight: 700;
}

.paywall-view p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    max-width: 320px;
}

.paywall-plans { width: 100%; max-width: 360px; display: flex; flex-direction: column; gap: 12px; margin-top: 8px; }

.plan-card {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    text-align: left;
    opacity: 0.6;
}

.plan-card .plan-name { font-weight: 700; font-size: 0.95rem; }
.plan-card .plan-price { color: var(--accent-green); font-size: 0.85rem; margin-top: 4px; }
.plan-card .plan-desc { color: var(--text-secondary); font-size: 0.8rem; margin-top: 4px; }

.coming-soon-label {
    display: inline-block;
    background: var(--accent-yellow);
    color: #000;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
    margin-left: 8px;
}

/* ============ ACCOUNT ============ */
.account-view { padding: 24px 16px; display: flex; flex-direction: column; gap: 16px; }
.account-view h2 { font-size: 1.2rem; font-weight: 600; }

.account-card {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
}

.account-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 0.9rem;
}

.account-row .label { color: var(--text-secondary); }
.account-row .value { font-weight: 600; }

.logout-btn {
    width: 100%;
    padding: 14px;
    background: var(--bg-panel);
    border: 1px solid var(--accent-red);
    border-radius: 8px;
    color: var(--accent-red);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 8px;
}

/* ============ SKELETON ============ */
.skeleton {
    background: linear-gradient(90deg, var(--bg-panel) 25%, var(--bg-secondary) 50%, var(--bg-panel) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 8px;
}

.skeleton-line { height: 14px; margin-bottom: 10px; }
.skeleton-line.short { width: 60%; }
.skeleton-line.medium { width: 80%; }
.skeleton-title { height: 22px; width: 50%; margin-bottom: 16px; }
.skeleton-card { height: 120px; margin-bottom: 12px; }

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ============ UTILITIES ============ */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.empty-state p { font-size: 0.9rem; line-height: 1.5; }

.error-msg {
    text-align: center;
    padding: 20px;
    color: var(--accent-red);
    font-size: 0.9rem;
}

/* ============ RESPONSIVE ============ */
@media (min-width: 600px) {
    .track-grid { grid-template-columns: repeat(3, 1fr); }
    #app-main { max-width: 600px; margin: 0 auto; width: 100%; }
}

@media (min-width: 900px) {
    .track-grid { grid-template-columns: repeat(4, 1fr); }
}