/* ============================================================
   VinylBPM — Main Stylesheet
   Dark DJ aesthetic, mobile-first
   ============================================================ */

/* ── Custom Properties ── */
:root {
  --bg:           #0d0d0f;
  --bg2:          #141416;
  --bg3:          #1c1c20;
  --bg4:          #242428;
  --border:       #2e2e36;
  --accent:       #c8ff00;       /* neon green */
  --accent2:      #7c3aed;       /* purple */
  --accent3:      #f59e0b;       /* amber */
  --text:         #f0f0f5;
  --text2:        #a0a0b0;
  --text3:        #60607080;
  --danger:       #ef4444;
  --success:      #22c55e;
  --info:         #3b82f6;
  --radius:       10px;
  --radius-sm:    6px;
  --shadow:       0 4px 24px rgba(0,0,0,0.5);
  --font:         'Inter', 'Segoe UI', system-ui, sans-serif;
  --mono:         'JetBrains Mono', 'Fira Code', monospace;
  --header-h:     60px;
  --container:    1200px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--bg); color: var(--text); min-height: 100vh; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; }

/* ── Container ── */
.container { max-width: var(--container); margin: 0 auto; padding: 24px 16px 80px; }

/* ── Header / Nav ── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(13,13,15,0.92); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: var(--header-h);
}
.header-inner {
  max-width: var(--container); margin: 0 auto;
  height: 100%; display: flex; align-items: center; gap: 16px;
  padding: 0 16px;
}

/* ── Logo image in nav ── */
.nav-logo-img {
    height: 36px;
    width: auto;
    object-fit: contain;
    display: inline-block;
    vertical-align: middle;
    margin-right: 4px;
}

.site-logo {
  font-size: 1.25rem; font-weight: 700; color: var(--text);
  display: flex; align-items: center; gap: 8px; letter-spacing: -0.5px;
}
.site-logo .logo-spin { display: inline-block; }
.site-nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-link {
  padding: 6px 12px; border-radius: var(--radius-sm);
  color: var(--text2); font-size: 0.9rem; font-weight: 500;
  transition: background 0.15s, color 0.15s;
}
.nav-link:hover, .nav-link.active { background: var(--bg3); color: var(--text); text-decoration: none; }
.nav-cta { background: var(--accent); color: #000 !important; font-weight: 700; }
.nav-cta:hover { background: #d4ff20; }
.nav-logout { color: var(--danger); }
.hamburger {
  display: none; background: none; border: none; color: var(--text);
  font-size: 1.5rem; cursor: pointer; margin-left: auto;
}

/* ── Auth Pages ── */
body.auth-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: var(--bg); }
.auth-box {
  width: 100%; max-width: 420px; background: var(--bg2);
  border: 1px solid var(--border); border-radius: 16px; padding: 40px;
}
.auth-logo { text-align: center; margin-bottom: 32px; }
.auth-logo .logo-icon { font-size: 2.5rem; }
.auth-logo h1 { font-size: 2rem; font-weight: 800; letter-spacing: -1px; }
.auth-logo p { color: var(--text2); margin-top: 4px; }
.auth-switch { text-align: center; margin-top: 20px; color: var(--text2); font-size: 0.9rem; }

/* ── Forms ── */
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-group label { font-size: 0.85rem; font-weight: 600; color: var(--text2); }
.form-group input, .form-group select, .form-group textarea {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text);
  padding: 10px 14px; font-size: 1rem; width: 100%;
  transition: border-color 0.2s;
}
.form-group input:focus, .form-group select:focus {
  outline: none; border-color: var(--accent);
}
.form-group select option { background: var(--bg3); }
.field-note { font-size: 0.75rem; color: var(--accent3); font-weight: 400; margin-left: 6px; }
.form-section { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; margin-bottom: 24px; }
.form-section-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.form-actions { display: flex; gap: 12px; align-items: center; margin-top: 8px; flex-wrap: wrap; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 20px; border-radius: var(--radius-sm);
  font-size: 0.95rem; font-weight: 600; cursor: pointer;
  border: none; transition: opacity 0.15s, transform 0.1s;
  text-decoration: none !important;
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { opacity: 0.9; }
.btn-accent { background: var(--accent2); color: #fff; }
.btn-accent:hover { opacity: 0.9; }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--text2); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { opacity: 0.9; }
.btn-full { width: 100%; justify-content: center; }
.btn-lg { padding: 14px 28px; font-size: 1.05rem; }
.btn-sm { padding: 7px 14px; font-size: 0.85rem; }
.btn-xs { padding: 4px 10px; font-size: 0.78rem; }
.btn-icon { font-size: 1.1em; }

/* ── Alerts ── */
.alert {
  padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 16px;
  font-size: 0.9rem; border-left: 4px solid;
}
.alert-error   { background: rgba(239,68,68,0.12);  border-color: var(--danger);  color: #fca5a5; }
.alert-success { background: rgba(34,197,94,0.12);  border-color: var(--success); color: #86efac; }
.alert-info    { background: rgba(59,130,246,0.12); border-color: var(--info);    color: #93c5fd; }

/* ── Dashboard ── */
.page-title { font-size: 1.75rem; font-weight: 800; margin-bottom: 24px; letter-spacing: -0.5px; }
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.page-actions { display: flex; gap: 10px; }

.plan-banner {
  display: flex; align-items: center; gap: 16px; justify-content: space-between;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 20px; margin-bottom: 24px; flex-wrap: wrap;
}
.plan-banner-pro { border-color: var(--accent2); background: rgba(124,58,237,0.1); }
.plan-banner-content { flex: 1; }
.progress-bar { background: var(--bg4); border-radius: 99px; height: 8px; margin-top: 8px; overflow: hidden; }
.progress-fill { background: var(--accent); height: 100%; border-radius: 99px; transition: width 0.4s; }

.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; margin-bottom: 28px; }
.stat-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px 20px; text-align: center;
}
.stat-icon  { font-size: 1.75rem; margin-bottom: 8px; }
.stat-value { font-size: 2rem; font-weight: 800; letter-spacing: -1px; }
.stat-label { color: var(--text2); font-size: 0.85rem; margin-top: 4px; }

.dashboard-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.dash-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
}
.dash-card h2 { font-size: 1rem; font-weight: 700; margin-bottom: 16px; color: var(--text2); text-transform: uppercase; letter-spacing: 0.5px; }
.dash-card-wide { grid-column: 1 / -1; }
.card-header-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.card-header-row h2 { margin-bottom: 0; }

.bar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.bar-label { flex: 0 0 130px; font-size: 0.82rem; color: var(--text2); }
.bar-track { flex: 1; background: var(--bg4); border-radius: 99px; height: 10px; overflow: hidden; }
.bar-fill { background: var(--accent); height: 100%; border-radius: 99px; min-width: 2px; }
.bar-fill-blue { background: var(--info); }
.bar-count { flex: 0 0 28px; font-size: 0.82rem; color: var(--text2); text-align: right; }

.key-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.key-chip {
  background: var(--bg4); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 6px 12px;
  display: flex; align-items: center; gap: 8px; font-size: 0.85rem;
}
.key-name { font-weight: 700; }
.key-cnt  { color: var(--text2); }

/* ── Record Cards ── */
.record-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px,1fr)); gap: 16px; }
.record-card {
  background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; position: relative; transition: border-color 0.2s;
}
.record-card:hover { border-color: var(--accent); }
.record-card-link { position: absolute; inset: 0; }
.record-thumb { width: 100%; height: 140px; object-fit: cover; }
.record-thumb-placeholder { width: 100%; height: 140px; background: var(--bg4); display: flex; align-items: center; justify-content: center; font-size: 2.5rem; }
.record-meta { padding: 12px; }
.record-title  { font-weight: 700; font-size: 0.9rem; margin-bottom: 4px; }
.record-artist { color: var(--text2); font-size: 0.82rem; }
.record-detail { color: var(--text3); font-size: 0.78rem; margin-top: 6px; }

/* ── Inventory Table ── */
.filter-bar { margin-bottom: 16px; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.filter-search { flex: 1 1 180px; background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); padding: 9px 14px; font-size: 0.9rem; }
.filter-search:focus { outline: none; border-color: var(--accent); }
.filter-row select, .filter-bpm {
  background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text); padding: 9px 14px; font-size: 0.9rem;
}
.filter-bpm { width: 90px; }
.result-count { color: var(--text2); font-size: 0.85rem; margin-bottom: 12px; }

.record-table-wrap { overflow-x: auto; }
.record-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.record-table thead th {
  background: var(--bg3); border-bottom: 1px solid var(--border);
  padding: 10px 12px; text-align: left; font-weight: 600;
  color: var(--text2); white-space: nowrap;
}
.record-table tbody tr { border-bottom: 1px solid var(--border); transition: background 0.1s; }
.record-table tbody tr:hover { background: var(--bg3); }
.record-table td { padding: 10px 12px; vertical-align: middle; }
.table-thumb { width: 44px; height: 44px; object-fit: cover; border-radius: 6px; }
.table-thumb-ph { width: 44px; height: 44px; background: var(--bg4); border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
.td-center { text-align: center; }
.td-actions { white-space: nowrap; }
.td-actions .btn { margin-right: 4px; }
.td-thumb { width: 60px; }

.pagination { display: flex; gap: 6px; margin-top: 24px; flex-wrap: wrap; }
.page-link {
  padding: 6px 12px; background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text2); font-size: 0.85rem;
}
.page-link.active { background: var(--accent); color: #000; border-color: var(--accent); font-weight: 700; }

/* ── Record Detail ── */
.record-detail-header { display: grid; grid-template-columns: 280px 1fr; gap: 32px; margin-bottom: 40px; align-items: start; }
.record-detail-art img { width: 100%; border-radius: var(--radius); }
.art-placeholder { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); height: 280px; display: flex; align-items: center; justify-content: center; font-size: 4rem; }
.breadcrumb { margin-bottom: 16px; font-size: 0.9rem; color: var(--text2); }
.record-detail-meta h1 { font-size: 2rem; font-weight: 800; margin-bottom: 8px; letter-spacing: -0.5px; }
.detail-artist { font-size: 1.15rem; color: var(--text2); margin-bottom: 16px; }
.detail-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.detail-notes { color: var(--text2); font-size: 0.9rem; margin-bottom: 16px; }
.detail-actions { display: flex; gap: 10px; }

.section-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 16px; }
.track-cards { display: flex; flex-direction: column; gap: 16px; }
.track-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
}
.track-card-top { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; flex-wrap: wrap; }
.track-pos { background: var(--bg4); border-radius: 4px; padding: 3px 8px; font-size: 0.8rem; font-weight: 700; font-family: var(--mono); }
.track-title-main { font-size: 1.05rem; font-weight: 700; flex: 1; }
.track-sub-artist { color: var(--text2); font-size: 0.88rem; margin-bottom: 10px; }
.track-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.track-notes { color: var(--text2); font-size: 0.85rem; margin-bottom: 12px; }
.track-card-actions { display: flex; gap: 8px; margin-top: 12px; }

.mix-in-section { margin-bottom: 12px; font-size: 0.85rem; color: var(--text2); }
.mix-in-section strong { color: var(--text); }
.mix-in-chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--bg4); border: 1px solid var(--border);
  border-radius: 4px; padding: 3px 10px; margin: 4px 4px 0 0;
  font-size: 0.8rem; color: var(--text); text-decoration: none;
}
.mix-in-chip:hover { border-color: var(--accent); }
.mix-in-chip small { color: var(--text2); }

/* ── Chips / Badges ── */
.chip {
  display: inline-flex; align-items: center;
  background: var(--bg4); border: 1px solid var(--border);
  border-radius: 99px; padding: 4px 12px; font-size: 0.8rem;
}
.chip-bpm   { border-color: var(--info);    color: #93c5fd; }
.chip-key   { border-color: var(--accent2); color: #c4b5fd; }
.chip-genre { border-color: var(--accent3); color: #fcd34d; }
.chip-energy{ border-color: var(--success); color: #86efac; }
.chip-unknown { border-color: var(--border); color: var(--text3); }
.chip-source { font-style: italic; }
.badge {
  display: inline-flex; align-items: center; border-radius: 4px;
  padding: 3px 8px; font-size: 0.75rem; font-weight: 700;
}
.badge-confirmed { background: rgba(34,197,94,0.15); color: var(--success); }
.badge-inferred  { background: rgba(245,158,11,0.15); color: var(--accent3); }
.badge-user      { background: rgba(59,130,246,0.15); color: var(--info);    }
.badge-unknown   { background: var(--bg4); color: var(--text2); }

/* ── Scan / Upload ── */
.scan-upload-area { max-width: 560px; margin: 0 auto; }
.dropzone {
  border: 2px dashed var(--border); border-radius: 16px;
  background: var(--bg2); min-height: 280px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: border-color 0.2s; position: relative;
  overflow: hidden; margin-bottom: 20px;
}
.dropzone:hover, .dropzone.drag-over { border-color: var(--accent); }
.dropzone-inner { text-align: center; padding: 40px 20px; pointer-events: none; }
.dropzone-icon { font-size: 3rem; margin-bottom: 12px; }
.dropzone-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.dropzone-sub   { color: var(--text2); font-size: 0.88rem; }
.dropzone-input {
  position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%;
}
.preview-area { padding: 16px; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.preview-area img { max-height: 320px; border-radius: var(--radius); object-fit: contain; }
.scan-submit { margin-top: 4px; }
.scan-loading { text-align: center; padding: 24px; color: var(--text2); }
.spinner {
  width: 40px; height: 40px; border: 3px solid var(--bg4);
  border-top-color: var(--accent); border-radius: 50%;
  animation: spin 0.7s linear infinite; margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.hidden { display: none !important; }

.review-header { display: grid; grid-template-columns: 200px 1fr; gap: 24px; margin-bottom: 32px; align-items: start; }
.review-image img { width: 100%; border-radius: var(--radius); }
.review-ocr h3 { font-size: 0.85rem; text-transform: uppercase; color: var(--text2); margin-bottom: 8px; }
.ocr-pre { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px; font-family: var(--mono); font-size: 0.78rem; color: var(--text2); white-space: pre-wrap; word-break: break-word; max-height: 180px; overflow-y: auto; }

.track-row { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; }
.track-row-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.track-row-header h3 { font-size: 0.95rem; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.confidence-note { font-size: 1rem; cursor: help; color: var(--text2); }

/* ── Upgrade Wall ── */
.upgrade-wall {
  text-align: center; background: var(--bg2); border: 1px solid var(--border);
  border-radius: 16px; padding: 60px 32px; max-width: 480px; margin: 40px auto;
}
.upgrade-icon { font-size: 3rem; margin-bottom: 16px; }
.upgrade-wall h2 { font-size: 1.5rem; font-weight: 800; margin-bottom: 12px; }
.upgrade-wall p  { color: var(--text2); margin-bottom: 24px; }

/* ── Subscribe ── */
.subscribe-page { max-width: 700px; margin: 0 auto; text-align: center; }
.subscribe-sub  { color: var(--text2); margin-bottom: 40px; }
.plan-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 24px; }
.plan-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 16px; padding: 32px 24px; text-align: center; position: relative;
}
.plan-card-featured { border-color: var(--accent); }
.plan-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: #000; font-size: 0.78rem; font-weight: 700;
  padding: 4px 14px; border-radius: 99px; white-space: nowrap;
}
.plan-name     { font-size: 1.1rem; font-weight: 700; margin-bottom: 12px; }
.plan-price    { font-size: 2.5rem; font-weight: 800; letter-spacing: -1px; margin-bottom: 4px; }
.plan-price span { font-size: 1rem; font-weight: 400; color: var(--text2); }
.plan-per-month { color: var(--text2); font-size: 0.85rem; margin-bottom: 20px; }
.plan-features { list-style: none; text-align: left; margin-bottom: 24px; }
.plan-features li { padding: 6px 0; font-size: 0.9rem; border-bottom: 1px solid var(--border); }
.plan-features li:last-child { border: none; }
.subscribe-fine { color: var(--text3); font-size: 0.82rem; }

/* ── Billing ── */
.billing-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 32px; }
.billing-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.billing-card h2 { font-size: 1rem; font-weight: 700; margin-bottom: 16px; color: var(--text2); }
.plan-status-row { margin-bottom: 16px; }
.status-badge { display: inline-flex; align-items: center; padding: 6px 14px; border-radius: 99px; font-weight: 700; font-size: 0.9rem; }
.status-active   { background: rgba(34,197,94,0.15); color: var(--success); }
.status-pastdue  { background: rgba(245,158,11,0.15); color: var(--accent3); }
.status-canceled { background: rgba(239,68,68,0.15); color: var(--danger); }
.status-free     { background: var(--bg4); color: var(--text2); }
.usage-count { font-size: 2rem; font-weight: 800; margin-bottom: 8px; }

/* ── Profile ── */
.profile-grid { display: grid; grid-template-columns: 280px 1fr; gap: 28px; }
.profile-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; text-align: center; }
.profile-avatar { font-size: 3rem; margin-bottom: 12px; }
.profile-name   { font-size: 1.3rem; font-weight: 800; margin-bottom: 20px; }
.profile-stats  { display: flex; justify-content: center; gap: 20px; margin-bottom: 16px; }
.pstat { text-align: center; }
.pstat-val { font-size: 1.4rem; font-weight: 800; }
.pstat-lbl { font-size: 0.78rem; color: var(--text2); margin-top: 2px; }
.profile-since { color: var(--text2); font-size: 0.85rem; }
.profile-forms  { display: flex; flex-direction: column; gap: 20px; }

/* ── Empty States ── */
.empty-state { text-align: center; padding: 48px 24px; }
.empty-state p { color: var(--text2); margin-bottom: 16px; }
.empty-note { color: var(--text2); font-size: 0.88rem; padding: 20px 0; }

/* ── FAB ── */
.fab-area { position: fixed; bottom: 24px; right: 24px; }
.fab {
  width: 56px; height: 56px; background: var(--accent); color: #000;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; box-shadow: var(--shadow); transition: transform 0.2s;
  text-decoration: none !important;
}
.fab:hover { transform: scale(1.1); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .dash-card-wide { grid-column: 1; }
  .record-detail-header { grid-template-columns: 1fr; }
  .profile-grid { grid-template-columns: 1fr; }
  .billing-grid { grid-template-columns: 1fr; }
  .plan-cards { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .site-nav { display: none; flex-direction: column; position: absolute; top: var(--header-h); left: 0; right: 0; background: var(--bg2); border-bottom: 1px solid var(--border); padding: 12px; gap: 4px; }
  .site-nav.open { display: flex; }
  .hamburger { display: block; }
  .header-inner { position: relative; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
  .review-header { grid-template-columns: 1fr; }
  .auth-box { padding: 24px 16px; }
}