/* ═══════════════════════════════════════════════════════
   CloudCraft Trade Journal — Design System v2
   Font: Inter + JetBrains Mono | Palette: TradingView Dark
   ═══════════════════════════════════════════════════════ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

/* ── Design Tokens ── */
:root {
    --j-bg:           #0f1218;
    --j-bg-card:      #181c25;
    --j-bg-card-alt:  #1e2330;
    --j-bg-hover:     #242a36;
    --j-bg-input:     #141820;
    --j-border:       #2a2f3d;
    --j-border-light: #333a4a;
    --j-text:         #e0e3eb;
    --j-text-sec:     #8a8f9e;
    --j-text-muted:   #555b6a;
    --j-accent:       #2962ff;
    --j-accent-dim:   rgba(41,98,255,0.12);
    --j-green:        #26a69a;
    --j-green-dim:    rgba(38,166,154,0.12);
    --j-green-bright: #00c853;
    --j-red:          #ef5350;
    --j-red-dim:      rgba(239,83,80,0.12);
    --j-gold:         #d4a54b;
    --j-gold-dim:     rgba(212,165,75,0.12);
    --j-orange:       #f7931a;
    --j-radius:       10px;
    --j-radius-lg:    14px;
    --j-radius-sm:    6px;
    --j-font:         'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --j-mono:         'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;
    --j-shadow:       0 2px 8px rgba(0,0,0,0.25);
    --j-shadow-lg:    0 8px 32px rgba(0,0,0,0.4);
    --j-transition:   0.2s cubic-bezier(0.4,0,0.2,1);
}

/* ── Reset & Base ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: var(--j-font);
    background: var(--j-bg);
    color: var(--j-text);
    min-height: 100vh;
    font-size: 14px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Layout ── */
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 16px 20px;
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 20px;
}

.main-content { min-width: 0; }

/* ── Header ── */
.header {
    text-align: center;
    margin-bottom: 24px;
    padding: 24px 20px;
    background: var(--j-bg-card);
    border-radius: var(--j-radius-lg);
    border: 1px solid var(--j-border);
}

.header-logo { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 12px; }
.header-logo img { width: 40px; height: 40px; border-radius: 10px; }

.header h1 {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, var(--j-green), var(--j-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.header p { color: var(--j-text-sec); font-size: 13px; }

/* ── Stats Overview ── */
.stats-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--j-bg-card);
    padding: 16px;
    border-radius: var(--j-radius);
    text-align: center;
    border: 1px solid var(--j-border);
    transition: border-color var(--j-transition);
}

.stat-card:hover { border-color: var(--j-border-light); }

.stat-value {
    font-family: var(--j-mono);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--j-text);
}

.stat-value.positive { color: var(--j-green); }
.stat-value.negative { color: var(--j-red); }
.stat-value.neutral  { color: var(--j-accent); }

.stat-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--j-text-muted);
}

/* ── Navigation Tabs ── */
.nav-buttons {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    background: var(--j-bg-card);
    border-radius: var(--j-radius);
    padding: 4px;
    border: 1px solid var(--j-border);
}

.btn {
    font-family: var(--j-font);
    background: transparent;
    color: var(--j-text-sec);
    border: none;
    padding: 10px 16px;
    border-radius: var(--j-radius-sm);
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
    transition: all var(--j-transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

.btn:hover {
    background: var(--j-bg-hover);
    color: var(--j-text);
}

.btn.primary {
    background: var(--j-accent);
    color: #fff;
}

.btn.primary:hover {
    background: #3d72ff;
    box-shadow: 0 4px 16px rgba(41,98,255,0.3);
}

.btn.btn-green  { background: var(--j-green-dim); color: var(--j-green); }
.btn.btn-green:hover { background: var(--j-green); color: #fff; }

.btn.btn-orange { background: rgba(247,147,26,0.12); color: var(--j-orange); }
.btn.btn-orange:hover { background: var(--j-orange); color: #fff; }

.btn.btn-gold   { background: var(--j-gold-dim); color: var(--j-gold); }
.btn.btn-gold:hover { background: var(--j-gold); color: #000; }

/* ── Time Filters ── */
.time-filters {
    display: flex;
    gap: 6px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.time-filter {
    padding: 6px 14px;
    background: var(--j-bg-card);
    border: 1px solid var(--j-border);
    border-radius: 20px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    color: var(--j-text-sec);
    transition: all var(--j-transition);
}

.time-filter:hover { border-color: var(--j-accent); color: var(--j-text); }

.time-filter.active {
    background: var(--j-accent);
    border-color: var(--j-accent);
    color: #fff;
    font-weight: 600;
}

/* ── Sections ── */
.section {
    background: var(--j-bg-card);
    border-radius: var(--j-radius-lg);
    padding: 24px;
    margin-bottom: 24px;
    border: 1px solid var(--j-border);
}

.section h2 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-icon {
    width: 32px; height: 32px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ── Trades List ── */
.trades-list {
    max-height: 500px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--j-border) transparent;
}

.trades-list::-webkit-scrollbar { width: 6px; }
.trades-list::-webkit-scrollbar-track { background: transparent; }
.trades-list::-webkit-scrollbar-thumb { background: var(--j-border); border-radius: 3px; }

.trade-item {
    background: var(--j-bg-card-alt);
    padding: 14px 16px;
    margin-bottom: 8px;
    border-radius: var(--j-radius-sm);
    border-left: 3px solid var(--j-border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--j-transition);
    cursor: pointer;
}

.trade-item:hover {
    background: var(--j-bg-hover);
    transform: translateX(3px);
}

.trade-item.profit { border-left-color: var(--j-green); }
.trade-item.loss   { border-left-color: var(--j-red); }

/* ── Analysis Grid ── */
.analysis-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.analysis-item {
    background: var(--j-bg-card-alt);
    padding: 20px;
    border-radius: var(--j-radius);
    border: 1px solid var(--j-border);
}

.analysis-item h3 {
    font-size: 13px;
    font-weight: 600;
    color: var(--j-text-sec);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

/* ── Chart Container ── */
.chart-container {
    position: relative;
    height: 300px;
    margin: 16px 0;
}

/* ── Progress Bar ── */
.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--j-border);
    border-radius: 3px;
    margin: 8px 0;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--j-accent), var(--j-green));
    border-radius: 3px;
    transition: width 0.5s ease;
}

/* ── Price Sidebar ── */
.price-sidebar {
    background: var(--j-bg-card);
    border-radius: var(--j-radius-lg);
    padding: 16px;
    height: fit-content;
    border: 1px solid var(--j-border);
    position: sticky;
    top: 16px;
}

.price-sidebar h3 {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--j-text-muted);
    margin-bottom: 12px;
}

.coin-price-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--j-border);
}

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

.coin-symbol { font-weight: 600; font-size: 13px; }
.coin-price  { text-align: right; font-size: 12px; }

.price-value {
    font-family: var(--j-mono);
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 2px;
}

.price-change { font-size: 11px; font-weight: 500; }
.price-change.positive { color: var(--j-green); }
.price-change.negative { color: var(--j-red); }

.refresh-prices { text-align: center; margin-bottom: 12px; }

.refresh-btn {
    background: var(--j-bg-card-alt);
    border: 1px solid var(--j-border);
    color: var(--j-text-sec);
    padding: 5px 12px;
    border-radius: 16px;
    cursor: pointer;
    font-size: 11px;
    font-family: var(--j-font);
    font-weight: 500;
    transition: all var(--j-transition);
}

.refresh-btn:hover { background: var(--j-bg-hover); color: var(--j-text); }

/* ── Modal ── */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.modal-content {
    background: var(--j-bg-card);
    margin: 4vh auto;
    padding: 28px;
    border-radius: var(--j-radius-lg);
    width: 92%;
    max-width: 600px;
    border: 1px solid var(--j-border);
    max-height: 88vh;
    overflow-y: auto;
    box-shadow: var(--j-shadow-lg);
}

.close {
    color: var(--j-text-muted);
    float: right;
    font-size: 24px;
    font-weight: 600;
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all var(--j-transition);
}

.close:hover { color: var(--j-text); background: var(--j-bg-hover); }

/* ── Forms ── */
.form-group { margin-bottom: 16px; }

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 13px;
    color: var(--j-text-sec);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--j-border);
    border-radius: var(--j-radius-sm);
    background: var(--j-bg-input);
    color: var(--j-text);
    font-size: 14px;
    font-family: var(--j-font);
    transition: border-color var(--j-transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--j-accent);
    box-shadow: 0 0 0 3px var(--j-accent-dim);
}

/* ── Screenshot Upload ── */
.screenshot-upload {
    border: 2px dashed var(--j-border);
    padding: 20px;
    text-align: center;
    border-radius: var(--j-radius);
    cursor: pointer;
    transition: all var(--j-transition);
    color: var(--j-text-sec);
}

.screenshot-upload:hover {
    border-color: var(--j-accent);
    background: var(--j-accent-dim);
}

.screenshot-preview {
    max-width: 80px;
    max-height: 80px;
    margin: 4px;
    border-radius: var(--j-radius-sm);
    cursor: pointer;
    border: 1px solid var(--j-border);
}

/* ── Cloud Sync ── */
.cloud-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--j-bg-card-alt);
    border: 1px solid var(--j-border);
    border-radius: 20px;
    font-size: 12px;
    margin-top: 10px;
}

.cloud-status.synced  { background: var(--j-green-dim); border-color: rgba(38,166,154,0.25); }
.cloud-status.syncing { background: var(--j-accent-dim); border-color: rgba(41,98,255,0.25); }
.cloud-status.local   { background: var(--j-gold-dim);   border-color: rgba(212,165,75,0.25); }
.cloud-status.error   { background: var(--j-red-dim);    border-color: rgba(239,83,80,0.25); }

.sync-indicator { width: 8px; height: 8px; border-radius: 50%; background: var(--j-text-muted); }
.sync-indicator.synced  { background: var(--j-green); }
.sync-indicator.syncing { background: var(--j-accent); animation: pulse 1.5s ease-in-out infinite; }
.sync-indicator.local   { background: var(--j-gold); }
.sync-indicator.error   { background: var(--j-red); }

@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
@keyframes spin  { to { transform: rotate(360deg); } }

.premium-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    background: linear-gradient(135deg, var(--j-gold), #e8b94d);
    color: #000;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    margin-left: 8px;
}

.migrate-btn {
    background: var(--j-accent);
    color: #fff;
    border: none;
    padding: 6px 14px;
    border-radius: 16px;
    cursor: pointer;
    font-weight: 600;
    font-size: 12px;
    font-family: var(--j-font);
    margin-left: 8px;
    transition: all var(--j-transition);
}

.migrate-btn:hover { background: #3d72ff; box-shadow: 0 4px 16px rgba(41,98,255,0.3); }

/* ── Footer ── */
.footer {
    margin-top: 40px;
    padding: 28px 0;
    background: var(--j-bg-card);
    border-top: 1px solid var(--j-border);
}

.footer-content { max-width: 1440px; margin: 0 auto; padding: 0 20px; text-align: center; }
.footer h3 { color: var(--j-accent); font-size: 14px; margin-bottom: 16px; }

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.footer-section h4 { color: var(--j-green); font-size: 12px; margin-bottom: 8px; text-transform: uppercase; letter-spacing: 1px; }

.footer-links { display: flex; flex-direction: column; gap: 6px; }

.footer-link {
    color: var(--j-text-sec);
    text-decoration: none;
    padding: 6px 10px;
    background: var(--j-bg-card-alt);
    border-radius: var(--j-radius-sm);
    font-size: 13px;
    transition: all var(--j-transition);
}

.footer-link:hover { background: var(--j-bg-hover); color: var(--j-text); }

.footer-info {
    padding: 12px 16px;
    background: var(--j-accent-dim);
    border-radius: var(--j-radius);
    border: 1px solid rgba(41,98,255,0.2);
    font-size: 12px;
    color: var(--j-text-sec);
}

/* ── Utility ── */
.hidden { display: none !important; }

/* ── Native Back Bar (Capacitor) ── */
.native-back-bar {
    display: none;
    position: sticky;
    top: 0;
    z-index: 500;
    background: rgba(15,18,24,0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 12px 16px;
    padding-top: calc(12px + env(safe-area-inset-top, 0px));
    border-bottom: 1px solid var(--j-border);
}

.native-back-bar a {
    color: var(--j-green);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    font-family: var(--j-font);
}

.native-back-bar a::before { content: '\2039\00a0'; font-size: 22px; vertical-align: -1px; }

/* Capacitor injects 'capacitor' class on <html> — show back bar only in native shell */
html.capacitor .native-back-bar { display: block; }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — Tablet (768px)
   ═══════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 12px;
    }

    .price-sidebar {
        order: -1;
        position: static;
        max-height: 180px;
        overflow-y: auto;
    }

    .nav-buttons { justify-content: center; }
    .time-filters { justify-content: center; }
    .stats-overview { grid-template-columns: repeat(2, 1fr); }

    .trade-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

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

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — Small Phones (480px)
   ═══════════════════════════════════════════════════════ */
@media (max-width: 480px) {
    body { padding: 6px; }

    .header h1 { font-size: 1.15rem; }

    .nav-buttons {
        gap: 2px;
        padding: 3px;
    }

    .btn {
        padding: 8px 10px;
        font-size: 11px;
    }

    .stats-overview { gap: 8px; }
    .stat-value { font-size: 1.2rem; }
    .stat-label { font-size: 10px; }

    .time-filters { gap: 4px; }
    .time-filter { padding: 5px 10px; font-size: 11px; }

    .section { padding: 16px 14px; }
    .trade-item { padding: 10px 12px; }

    .price-sidebar { max-height: 140px; padding: 12px; }

    .modal-content { padding: 18px; margin: 8px; }
    .modal-content h2 { font-size: 1.1rem; }
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — Extra Small (360px)
   ═══════════════════════════════════════════════════════ */
@media (max-width: 360px) {
    body { padding: 4px; }
    .header h1 { font-size: 1rem; }
    .btn { padding: 6px 8px; font-size: 10px; }
    .stat-value { font-size: 1rem; }
    .time-filter { padding: 4px 8px; font-size: 10px; }
    .modal-content { padding: 14px; }

    .bias-buttons { flex-direction: column; }
    .bias-buttons label span { width: 100%; justify-content: center; padding: 12px 16px !important; }
}

/* ═══════════════════════════════════════════════════════
   iPhone Safe Area
   ═══════════════════════════════════════════════════════ */
@supports (padding: env(safe-area-inset-bottom)) {
    @media (max-width: 768px) {
        body { padding-bottom: calc(8px + env(safe-area-inset-bottom)); }
        .modal-content { margin-bottom: env(safe-area-inset-bottom); }
    }
}

/* ═══════════════════════════════════════════════════════
   Reduced Motion
   ═══════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}