:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-2: #1c2330;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --up: #3fb950;
  --down: #f85149;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Apple SD Gothic Neo",
    "Malgun Gothic", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.brand { font-weight: 700; font-size: 1.25rem; color: var(--text); letter-spacing: 0.5px; }
.tagline { color: var(--muted); font-size: 0.9rem; }
.topnav { margin-left: auto; display: flex; gap: 14px; flex-wrap: wrap; }
.topnav a { color: var(--muted); font-size: 0.9rem; }
.topnav a:hover { color: var(--accent); text-decoration: none; }

.container { max-width: 1100px; margin: 0 auto; padding: 32px 24px 64px; }

.site-footer { text-align: center; color: var(--muted); padding: 24px; border-top: 1px solid var(--border); }

/* Hero / search */
.hero h1 { margin: 16px 0 8px; font-size: 1.9rem; }
.hero-sub { color: var(--muted); margin-bottom: 24px; }
.hero code { background: var(--panel); border: 1px solid var(--border); border-radius: 4px; padding: 1px 6px; font-size: 0.9em; }

.search-box { position: relative; max-width: 640px; }
#search-input {
  width: 100%; padding: 14px 16px; font-size: 1.05rem;
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); outline: none;
}
#search-input:focus { border-color: var(--accent); }

.search-results {
  list-style: none; margin: 6px 0 0; padding: 4px 0;
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  max-height: 360px; overflow-y: auto;
  position: absolute; left: 0; right: 0; z-index: 10;
}
.search-results li a { display: flex; gap: 12px; padding: 8px 14px; color: var(--text); }
.search-results li a:hover, .search-results li.active a {
  background: rgba(88, 166, 255, 0.1); text-decoration: none;
}
.search-results .ticker { font-weight: 700; min-width: 80px; color: var(--accent); }
.search-results .name { color: var(--muted); }

/* Screen cards on home */
.screen-cards { margin-top: 40px; }
.screen-cards h2 { font-size: 1.2rem; color: var(--muted); font-weight: 500; margin-bottom: 14px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.card {
  display: block; padding: 18px; background: var(--panel);
  border: 1px solid var(--border); border-radius: 10px; color: var(--text);
}
.card:hover { border-color: var(--accent); text-decoration: none; }
.card h3 { margin: 0 0 8px; font-size: 1.05rem; }
.card p { color: var(--muted); margin: 0 0 10px; font-size: 0.9rem; }
.card-cta { color: var(--accent); font-size: 0.85rem; }

/* Screen page */
.screen-header h1 { margin: 0; font-size: 1.7rem; }
.screen-params {
  display: flex; flex-wrap: wrap; gap: 10px;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px; margin: 18px 0;
}
.screen-params label { display: flex; flex-direction: column; font-size: 0.78rem; color: var(--muted); }
.screen-params input {
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  padding: 6px 8px; border-radius: 6px; width: 140px; font-size: 0.9rem;
}
.screen-params button {
  align-self: flex-end; padding: 8px 16px;
  background: var(--accent); color: #0d1117; border: 0;
  border-radius: 6px; font-weight: 600; cursor: pointer;
}
.screen-params button:hover { filter: brightness(1.1); }

.results-count { color: var(--muted); margin: 8px 0; font-size: 0.9rem; }
.result-table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.result-table th, .result-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.92rem; }
.result-table th { background: var(--panel-2); color: var(--muted); font-weight: 500; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.5px; }
.result-table tr:last-child td { border-bottom: 0; }
.result-table tbody tr:hover { background: rgba(88, 166, 255, 0.05); }
.result-table .ticker { font-weight: 700; }
.result-table .name { color: var(--muted); }
.up { color: var(--up); }
.down { color: var(--down); }

/* Stock detail */
.back-link { display: inline-block; margin-bottom: 16px; color: var(--muted); }
.stock-header h1 { margin: 0; font-size: 2.2rem; letter-spacing: 1px; }
.company-name { margin: 4px 0; font-size: 1.1rem; }
.meta { color: var(--muted); margin: 0 0 12px; font-size: 0.85rem; }

.refresh-btn {
  background: var(--accent); color: #0d1117; border: 0;
  padding: 8px 14px; border-radius: 6px; font-weight: 600; cursor: pointer;
}
.refresh-btn:disabled { opacity: 0.6; cursor: wait; }

.quote { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 20px; margin: 18px 0; }
.price { font-size: 2.2rem; font-weight: 700; }
.price .ccy { font-size: 1rem; color: var(--muted); margin-left: 6px; }
.muted { color: var(--muted); }
.small { font-size: 0.8rem; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; margin: 20px 0 0; }
.stats > div { background: rgba(255,255,255,0.02); border: 1px solid var(--border); border-radius: 6px; padding: 10px 12px; }
.stats dt { color: var(--muted); font-size: 0.78rem; }
.stats dd { margin: 4px 0 0; font-weight: 600; }

.links { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }

/* User nav (top-right) */
.user-nav { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.user-name { color: var(--accent); font-weight: 600; font-size: 0.9rem; }
.logout-form { margin: 0; }
.logout-form button {
    background: transparent; border: 1px solid var(--border);
    color: var(--muted); padding: 4px 10px; border-radius: 4px;
    cursor: pointer; font-size: 0.8rem;
}
.logout-form button:hover { color: var(--text); border-color: var(--accent); }

/* Flash messages */
.flash-bar { max-width: 1100px; margin: 12px auto 0; padding: 0 24px; }
.flash {
    padding: 10px 14px; border-radius: 6px; margin-bottom: 8px; font-size: 0.9rem;
    background: var(--panel); border: 1px solid var(--border);
}
.flash-error { border-color: var(--down); color: #f0a8a4; }
.flash-info  { border-color: var(--accent); color: var(--text); }

/* Auth pages */
.auth-card {
    max-width: 420px; margin: 32px auto;
    background: var(--panel); border: 1px solid var(--border);
    border-radius: 10px; padding: 28px 24px;
}
.auth-card h1 { margin: 0 0 6px; font-size: 1.5rem; }
.auth-form { display: flex; flex-direction: column; gap: 12px; margin-top: 18px; }
.auth-form label {
    display: flex; flex-direction: column; gap: 4px;
    font-size: 0.85rem; color: var(--muted);
}
.auth-form input {
    background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
    padding: 10px 12px; border-radius: 6px; font-size: 1rem;
}
.auth-form input:focus { border-color: var(--accent); outline: none; }
.auth-form button {
    background: var(--accent); color: #0d1117; border: 0;
    padding: 11px 16px; border-radius: 6px; font-weight: 700;
    cursor: pointer; font-size: 1rem; margin-top: 4px;
}
.auth-foot { margin-top: 18px; text-align: center; }

/* Google sign-in button — follows Google brand guidelines */
.google-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    width: 100%;
    background: #fff; color: #1f1f1f;
    height: 44px; padding: 0 18px;
    border: 1px solid #dadce0; border-radius: 22px;
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, "Segoe UI",
        "Apple SD Gothic Neo", "Malgun Gothic", Roboto, sans-serif;
    font-weight: 500; font-size: 14px; letter-spacing: 0.25px;
    text-decoration: none;
    box-shadow: 0 1px 3px rgba(60,64,67,0.15);
    transition: background 0.15s, box-shadow 0.15s, border-color 0.15s;
    margin-top: 14px;
}
.google-btn:hover {
    background: #f8f9fa;
    box-shadow: 0 1px 4px rgba(60,64,67,0.25);
    text-decoration: none;
}
.google-btn:active { background: #f1f3f4; }
.google-btn svg { flex-shrink: 0; }

.auth-sep { display: flex; align-items: center; gap: 12px; margin: 20px 0 6px; color: var(--muted); font-size: 0.8rem; }
.auth-sep::before, .auth-sep::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* Stock detail action row */
.stock-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 12px; }

.fav-btn {
    --fav-color: #ffc107;
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--panel-2);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 9px 18px; border-radius: 8px;
    font-weight: 500; font-size: 0.92rem;
    text-decoration: none; cursor: pointer;
    transition: all 0.15s ease;
    line-height: 1;
}
.fav-btn:hover {
    background: rgba(255,193,7,0.08);
    border-color: rgba(255,193,7,0.5);
    color: var(--text);
    text-decoration: none;
}
.fav-btn .fav-star {
    font-size: 1.1rem; line-height: 1;
    color: var(--muted);
    transition: color 0.15s, text-shadow 0.15s;
}
.fav-btn:hover .fav-star { color: var(--fav-color); }

.fav-btn.fav-on {
    background: linear-gradient(180deg,
        rgba(255,193,7,0.20),
        rgba(255,193,7,0.10));
    border-color: rgba(255,193,7,0.7);
    color: var(--fav-color);
    box-shadow: 0 0 0 1px rgba(255,193,7,0.15) inset,
                0 1px 3px rgba(255,193,7,0.10);
}
.fav-btn.fav-on .fav-star {
    color: var(--fav-color);
    text-shadow: 0 0 8px rgba(255,193,7,0.55);
}
.fav-btn.fav-on:hover {
    box-shadow: 0 0 0 1px rgba(255,193,7,0.35) inset,
                0 1px 4px rgba(255,193,7,0.20);
}
.fav-btn:disabled { opacity: 0.6; cursor: wait; }
.fav-btn.fav-login { color: var(--muted); }

/* Favorites table — remove button */
.remove-fav {
    background: transparent; border: 1px solid var(--border);
    color: var(--muted); width: 28px; height: 28px; border-radius: 4px;
    cursor: pointer; font-size: 0.85rem; line-height: 1;
}
.remove-fav:hover { color: var(--down); border-color: var(--down); }

/* /me page meta cards as links */
.meta-link { text-decoration: none; transition: border-color 0.15s; }
.meta-link:hover { border-color: var(--accent); text-decoration: none; }

/* Mobile tweaks for new elements */
@media (max-width: 560px) {
    .user-nav { margin-left: 0; margin-top: 4px; width: 100%; justify-content: flex-end; }
    .auth-card { margin: 18px 6px; padding: 20px 16px; }
}

/* Stock detail chart */
.chart-section {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    margin: 14px 0;
}
.chart-controls {
    display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
    margin-bottom: 8px;
}
.period-toggle {
    display: inline-flex; gap: 0; border: 1px solid var(--border);
    border-radius: 6px; overflow: hidden;
}
.period-toggle button {
    background: transparent; border: 0; color: var(--muted);
    padding: 5px 10px; font-size: 0.8rem; cursor: pointer;
    border-right: 1px solid var(--border);
}
.period-toggle button:last-child { border-right: 0; }
.period-toggle button.active { background: var(--accent); color: #0d1117; font-weight: 700; }
.period-toggle button:not(.active):hover { background: var(--panel-2); color: var(--text); }
.chart-wrap { position: relative; height: 240px; }
.chart-wrap-vol { height: 80px; margin-top: 4px; }

@media (max-width: 560px) {
    .chart-wrap { height: 200px; }
    .chart-wrap-vol { height: 64px; }
}

/* Picks page */
.nav-pick { color: var(--accent) !important; font-weight: 600; }
.card-feature { border-color: var(--accent); background: linear-gradient(145deg, rgba(88,166,255,0.08), var(--panel)); }

.picks-meta { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin: 16px 0; }
.meta-card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; }
.meta-label { color: var(--muted); font-size: 0.78rem; }
.meta-value { font-size: 1rem; font-weight: 600; margin-top: 4px; word-break: keep-all; }
.meta-value a { font-weight: 600; }

.picks-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 16px; margin-top: 18px; }
.pick-card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.pick-card:hover { border-color: var(--accent); }
.pick-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.pick-title .ticker { font-size: 1.3rem; font-weight: 700; color: var(--accent); }
.pick-title .name { display: block; color: var(--muted); font-size: 0.88rem; margin-top: 2px; }
.pick-score { text-align: right; line-height: 1; }
.score-num { font-size: 1.6rem; font-weight: 700; color: var(--up); }
.score-label { color: var(--muted); font-size: 0.8rem; }

.pick-tags { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.tag { display: inline-block; padding: 3px 8px; border-radius: 4px; font-size: 0.78rem; line-height: 1.4; }
.tag-pos { background: rgba(63,185,80,0.15); color: #56d364; border: 1px solid rgba(63,185,80,0.35); }
.tag-warn { background: rgba(248,81,73,0.12); color: #f0a8a4; border: 1px solid rgba(248,81,73,0.3); }

.pick-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px 12px; margin: 4px 0 0; }
.pick-stats > div { background: rgba(255,255,255,0.02); border: 1px solid var(--border); border-radius: 5px; padding: 6px 8px; }
.pick-stats dt { color: var(--muted); font-size: 0.72rem; }
.pick-stats dd { margin: 2px 0 0; font-weight: 600; font-size: 0.85rem; }

.view-toggle { display: inline-flex; margin-top: 8px; gap: 0; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.view-toggle a { padding: 6px 14px; color: var(--muted); font-size: 0.85rem; }
.view-toggle a.active { background: var(--accent); color: #0d1117; font-weight: 600; }
.view-toggle a:not(.active):hover { background: var(--panel-2); color: var(--text); text-decoration: none; }

.treemap-header { margin-bottom: 12px; }
.treemap-controls { display: flex; align-items: center; gap: 16px; margin: 8px 0 14px; font-size: 0.85rem; color: var(--muted); }
.treemap-controls select { background: var(--panel); border: 1px solid var(--border); color: var(--text); padding: 4px 8px; border-radius: 4px; margin-left: 6px; }
.treemap-canvas { width: 100%; min-height: 640px; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.treemap-tooltip { position: absolute; background: rgba(13,17,23,0.97); border: 1px solid var(--border); padding: 8px 12px; border-radius: 6px; font-size: 0.85rem; color: var(--text); pointer-events: none; z-index: 100; max-width: 320px; line-height: 1.45; }

.industry-breakdown {
  margin: 16px 0 24px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
}
.industry-breakdown summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 8px;
}
.industry-breakdown summary:hover { color: var(--accent); }
.industry-breakdown[open] summary { margin-bottom: 12px; }

.result-table thead th a { color: var(--muted); }
.result-table thead th a:hover { color: var(--accent); text-decoration: none; }

.notfound { text-align: center; padding: 48px 0; }
.notfound h1 { font-size: 4rem; margin: 0; color: var(--muted); }

/* ---- Responsive ---------------------------------------------------- */

/* Table wrappers — let wide tables scroll horizontally rather than overflow */
.table-wrap { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-wrap .result-table { min-width: 100%; }

/* Tablet (≤900px) */
@media (max-width: 900px) {
    .container { padding: 20px 14px 48px; }
    .site-header { padding: 12px 14px; gap: 8px; }
    .topnav { gap: 10px; font-size: 0.85rem; }
    .hero h1 { font-size: 1.5rem; }
    .stock-header h1 { font-size: 1.7rem; }
    .price { font-size: 1.8rem; }
    .hide-md { display: none !important; }
    .picks-grid { grid-template-columns: 1fr; }
    .pick-stats { grid-template-columns: repeat(2, 1fr); }
    .stats { grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); }
    .cards { grid-template-columns: 1fr; }
    .screen-params { padding: 10px; gap: 8px; }
    .screen-params input { width: 100%; }
    .screen-params label { flex: 1 1 calc(50% - 8px); }
    .treemap-canvas { min-height: 520px; }
}

/* Phone (≤560px) */
@media (max-width: 560px) {
    .container { padding: 14px 10px 36px; }
    .site-header { padding: 10px 12px; flex-wrap: wrap; }
    .brand { font-size: 1.1rem; }
    .tagline { display: none; }
    .topnav {
        margin-left: 0; margin-top: 6px;
        width: 100%;
        overflow-x: auto;
        white-space: nowrap;
        -webkit-overflow-scrolling: touch;
        gap: 12px;
        padding-bottom: 4px;
    }
    .topnav a { display: inline-block; }

    .hero h1 { font-size: 1.25rem; }
    .hero-sub { font-size: 0.9rem; }
    #search-input { font-size: 0.95rem; padding: 12px 14px; }

    .hide-sm { display: none !important; }

    .result-table th, .result-table td { padding: 8px 8px; font-size: 0.85rem; }
    .result-table .ticker { font-weight: 700; }
    .result-table .name { max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; vertical-align: middle; }

    .picks-meta { grid-template-columns: 1fr 1fr; gap: 8px; }
    .meta-card { padding: 10px 12px; }
    .meta-value { font-size: 0.95rem; }

    .pick-card { padding: 14px; }
    .pick-title .ticker { font-size: 1.15rem; }
    .score-num { font-size: 1.4rem; }
    .pick-stats { grid-template-columns: 1fr 1fr; gap: 4px 8px; }
    .pick-stats > div { padding: 5px 7px; }
    .pick-stats dt { font-size: 0.68rem; }
    .pick-stats dd { font-size: 0.8rem; }

    .stats { grid-template-columns: 1fr 1fr; gap: 6px; }
    .stats > div { padding: 8px 10px; }
    .stats dt { font-size: 0.7rem; }
    .stats dd { font-size: 0.85rem; }

    .stock-header h1 { font-size: 1.5rem; }
    .price { font-size: 1.5rem; }
    .quote { padding: 14px; }

    .treemap-canvas { min-height: 460px; }
    .treemap-controls { flex-wrap: wrap; gap: 10px; }

    .links { gap: 12px; }
    .links a { font-size: 0.9rem; }
}