/* ============================================================
   BIOS — Design System v1.0
   6 themes: dark-pro, light-clean, apple-light, apple-dark,
             google-light, google-dark
   ============================================================ */

/* ── CSS custom properties per theme ─────────────────────── */

[data-theme="dark-pro"] {
  --bg:       #0f1117;
  --bg2:      #1a1d27;
  --bg3:      #242736;
  --border:   #2e3248;
  --text1:    #eef0f8;
  --text2:    #9ba3c4;
  --text3:    #555e80;
  --accent:   #6c8aff;
  --accent2:  #a78bfa;
  --success:  #34d399;
  --danger:   #f87171;
  --warning:  #fbbf24;
  --info:     #38bdf8;
  --nav-bg:   #13161f;
  --nav-h:    54px;
  --card-rad: 12px;
}

[data-theme="light-clean"] {
  --bg:       #f5f6fa;
  --bg2:      #ffffff;
  --bg3:      #eceef5;
  --border:   #dde0ed;
  --text1:    #1a1d2e;
  --text2:    #555e80;
  --text3:    #9ba3c4;
  --accent:   #4f6ef7;
  --accent2:  #7c5cbf;
  --success:  #16a34a;
  --danger:   #dc2626;
  --warning:  #d97706;
  --info:     #0284c7;
  --nav-bg:   #ffffff;
  --nav-h:    54px;
  --card-rad: 10px;
}

[data-theme="apple-light"] {
  --bg:       #f2f2f7;
  --bg2:      #ffffff;
  --bg3:      #e5e5ea;
  --border:   #d1d1d6;
  --text1:    #000000;
  --text2:    #636366;
  --text3:    #aeaeb2;
  --accent:   #007aff;
  --accent2:  #af52de;
  --success:  #34c759;
  --danger:   #ff3b30;
  --warning:  #ff9500;
  --info:     #5ac8fa;
  --nav-bg:   rgba(255,255,255,0.8);
  --nav-h:    54px;
  --card-rad: 14px;
}

[data-theme="apple-dark"] {
  --bg:       #000000;
  --bg2:      #1c1c1e;
  --bg3:      #2c2c2e;
  --border:   #3a3a3c;
  --text1:    #ffffff;
  --text2:    #8e8e93;
  --text3:    #48484a;
  --accent:   #0a84ff;
  --accent2:  #bf5af2;
  --success:  #30d158;
  --danger:   #ff453a;
  --warning:  #ff9f0a;
  --info:     #64d2ff;
  --nav-bg:   rgba(28,28,30,0.9);
  --nav-h:    54px;
  --card-rad: 14px;
}

[data-theme="google-light"] {
  --bg:       #f8f9fa;
  --bg2:      #ffffff;
  --bg3:      #f1f3f4;
  --border:   #dadce0;
  --text1:    #202124;
  --text2:    #5f6368;
  --text3:    #9aa0a6;
  --accent:   #1a73e8;
  --accent2:  #8430ce;
  --success:  #188038;
  --danger:   #d93025;
  --warning:  #f29900;
  --info:     #1a73e8;
  --nav-bg:   #ffffff;
  --nav-h:    54px;
  --card-rad: 8px;
}

[data-theme="google-dark"] {
  --bg:       #1f1f1f;
  --bg2:      #292929;
  --bg3:      #333333;
  --border:   #404040;
  --text1:    #e8eaed;
  --text2:    #9aa0a6;
  --text3:    #5f6368;
  --accent:   #8ab4f8;
  --accent2:  #c58af9;
  --success:  #81c995;
  --danger:   #f28b82;
  --warning:  #fdd663;
  --info:     #8ab4f8;
  --nav-bg:   #1f1f1f;
  --nav-h:    54px;
  --card-rad: 8px;
}

/* ── Reset & base ─────────────────────────────────────────── */

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

html { font-size: 14px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text1);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Topnav ───────────────────────────────────────────────── */

.topnav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0 12px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.topnav-brand {
  font-size: 17px;
  font-weight: 800;
  color: var(--text1);
  letter-spacing: -.5px;
  text-decoration: none;
  padding: 0 10px;
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}

.brand-dot { color: var(--accent); }
.brand-heart { color: #ff3b30; font-size: 15px; }

.topnav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  margin-left: 8px;
  overflow: hidden;
}

.topnav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 10px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text2);
  cursor: pointer;
  border: none;
  background: transparent;
  text-decoration: none;
  white-space: nowrap;
  transition: background .15s, color .15s;
}

.topnav-link:hover { background: var(--bg3); color: var(--text1); text-decoration: none; }
.topnav-link.active { background: var(--bg3); color: var(--accent); }

.topnav-right {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.topnav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 7px;
  color: var(--text2);
  text-decoration: none;
  transition: background .15s, color .15s;
}
.topnav-btn:hover { background: var(--bg3); color: var(--text1); text-decoration: none; }

.topnav-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-toggle { display: none; background: none; border: none; cursor: pointer; color: var(--text1); font-size: 18px; padding: 4px 8px; }

/* Nav dropdown */
.nav-dd { position: relative; }
.nav-dd-menu {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--card-rad);
  box-shadow: 0 8px 24px rgba(0,0,0,.2);
  min-width: 160px;
  z-index: 200;
  padding: 4px;
}
.nav-dd-menu.open { display: block; }
.nav-dd-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 7px;
  font-size: 13px;
  color: var(--text1);
  text-decoration: none;
  transition: background .12s;
}
.nav-dd-item:hover { background: var(--bg3); text-decoration: none; }

/* Lang + theme controls in topnav */
.tn-lang-theme {
  display: flex;
  align-items: center;
  gap: 4px;
}
.tn-sep { width: 1px; height: 18px; background: var(--border); margin: 0 2px; }
.lang-btn {
  font-size: 10.5px;
  font-weight: 700;
  padding: 3px 6px;
  border-radius: 5px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text3);
  cursor: pointer;
  transition: all .12s;
  letter-spacing: .03em;
}
.lang-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.theme-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform .12s, border-color .12s;
  flex-shrink: 0;
}
.theme-dot:hover { transform: scale(1.25); }
.theme-dot.active { border-color: var(--accent); transform: scale(1.2); }
.td-dp  { background: #1a1d27; box-shadow: inset 0 0 0 1px #2e3248; }
.td-lc  { background: #ffffff; box-shadow: inset 0 0 0 1px #dde0ed; }
.td-al  { background: #f2f2f7; box-shadow: inset 0 0 0 1px #d1d1d6; }
.td-ad  { background: #1c1c1e; box-shadow: inset 0 0 0 1px #3a3a3c; }
.td-gl  { background: #ffffff; box-shadow: inset 0 0 0 1px #dadce0; }
.td-gd  { background: #292929; box-shadow: inset 0 0 0 1px #404040; }

/* ── Layout ───────────────────────────────────────────────── */

.page-wrap  { display: flex; min-height: calc(100vh - var(--nav-h)); }
.page-main  { flex: 1; overflow: hidden; }
.page-content { max-width: 1140px; margin: 0 auto; padding: 24px 16px 48px; }

.page-hdr {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 12px;
  flex-wrap: wrap;
}
.page-hdr h1 { font-size: 20px; font-weight: 700; }

.mb-3 { margin-bottom: 16px; }
.sep  { height: 1px; background: var(--border); margin: 14px 0; }

/* ── Grid ─────────────────────────────────────────────────── */

.grid-2   { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; }
.kpi-row  { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 12px; margin-bottom: 16px; }

/* ── Card ─────────────────────────────────────────────────── */

.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--card-rad);
  overflow: hidden;
}
.card-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.card-hdr h2 { font-size: 13.5px; font-weight: 600; }
.card-body { padding: 16px; }

/* ── KPI card ─────────────────────────────────────────────── */

.kpi-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--card-rad);
  padding: 14px 16px;
}
.kpi-label { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--text3); margin-bottom: 6px; }
.kpi-value { font-size: 22px; font-weight: 700; color: var(--text1); line-height: 1.2; }
.kpi-sub   { font-size: 11.5px; color: var(--text2); margin-top: 4px; }

/* ── Forms ────────────────────────────────────────────────── */

.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: 12.5px; font-weight: 500; color: var(--text2); margin-bottom: 5px; }
.form-row   { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.form-control,
.form-select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--bg3);
  color: var(--text1);
  font-size: 13.5px;
  transition: border-color .15s, box-shadow .15s;
  outline: none;
  font-family: inherit;
}
.form-control:focus, .form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent);
}
textarea.form-control { resize: vertical; min-height: 70px; }

/* ── Buttons ──────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 8px 14px;
  border-radius: 8px;
  border: none;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: opacity .15s, background .15s;
  font-family: inherit;
  white-space: nowrap;
}
.btn:hover { text-decoration: none; opacity: .88; }
.btn-primary   { background: var(--accent); color: #fff; }
.btn-secondary { background: var(--bg3); color: var(--text1); border: 1px solid var(--border); }
.btn-danger    { background: var(--danger); color: #fff; }
.btn-ghost     { background: transparent; color: var(--text2); }
.btn-ghost:hover { background: var(--bg3); }
.btn-sm  { padding: 5px 10px; font-size: 12px; border-radius: 6px; }
.btn-lg  { padding: 11px 20px; font-size: 14px; }
.btn-xs  { padding: 3px 7px; font-size: 11px; border-radius: 5px; }
.btn-icon { padding: 6px; width: 30px; height: 30px; justify-content: center; }
.btn-block { width: 100%; justify-content: center; }
.btn-active { background: var(--accent) !important; color: #fff !important; }

/* ── Badge ────────────────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 7px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
}
.badge-accent  { background: color-mix(in srgb, var(--accent) 15%, transparent); color: var(--accent); }
.badge-success { background: color-mix(in srgb, var(--success) 15%, transparent); color: var(--success); }
.badge-danger  { background: color-mix(in srgb, var(--danger) 15%, transparent); color: var(--danger); }
.badge-neutral { background: var(--bg3); color: var(--text3); }

/* ── Alerts ───────────────────────────────────────────────── */

.alert {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 9px;
  font-size: 13px;
}
.alert-success { background: color-mix(in srgb, var(--success) 12%, transparent); color: var(--success); border: 1px solid color-mix(in srgb, var(--success) 25%, transparent); }
.alert-danger  { background: color-mix(in srgb, var(--danger) 12%, transparent);  color: var(--danger);  border: 1px solid color-mix(in srgb, var(--danger) 25%, transparent); }
.alert-warning { background: color-mix(in srgb, var(--warning) 12%, transparent); color: var(--warning); border: 1px solid color-mix(in srgb, var(--warning) 25%, transparent); }
.alert-info    { background: color-mix(in srgb, var(--info) 12%, transparent);    color: var(--info);    border: 1px solid color-mix(in srgb, var(--info) 25%, transparent); }

/* ── Table ────────────────────────────────────────────────── */

.table-wrap { overflow-x: auto; }
.bios-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.bios-table th {
  padding: 9px 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--text3);
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}
.bios-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text1);
}
.bios-table tr:last-child td { border-bottom: none; }
.bios-table tr:hover td { background: var(--bg3); }

.date-link { color: var(--accent); font-weight: 500; }

/* ── Progress bar ─────────────────────────────────────────── */

.progress-bar {
  height: 6px;
  background: var(--bg3);
  border-radius: 10px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 10px;
  transition: width .3s;
}
.pf-warning { background: var(--warning); }
.pf-success { background: var(--success); }

/* ── Score circle ─────────────────────────────────────────── */

.score-circle {
  width: 60px; height: 60px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 800;
  border: 3px solid;
}
.sc-great { border-color: var(--success); color: var(--success); }
.sc-good  { border-color: var(--warning); color: var(--warning); }
.sc-bad   { border-color: var(--danger);  color: var(--danger);  }
.sc-sm    { width: 36px; height: 36px; font-size: 13px; border-width: 2px; }

/* ── Star rating ──────────────────────────────────────────── */

.star-row { display: flex; gap: 5px; flex-wrap: wrap; }
.star-btn {
  width: 36px; height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg3);
  color: var(--text2);
  font-size: 13px; font-weight: 600;
  cursor: pointer;
  transition: all .12s;
  font-family: inherit;
}
.star-btn:hover  { border-color: var(--accent); color: var(--accent); }
.star-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ── Quantity control (coffee) ────────────────────────────── */

.qty-ctrl { display: flex; align-items: center; gap: 6px; }
.btn-qm {
  width: 32px; height: 32px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg3);
  color: var(--text1);
  font-size: 18px; font-weight: 600;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .12s;
  font-family: inherit;
  line-height: 1;
}
.btn-qm:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.qty-val { font-size: 20px; font-weight: 700; min-width: 28px; text-align: center; }

/* ── Bristol grid ─────────────────────────────────────────── */

.bristol-grid { display: flex; flex-direction: column; gap: 5px; }
.bristol-opt  { cursor: pointer; }
.bristol-opt input { display: none; }
.bristol-card {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 11px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg3);
  transition: all .12s;
  font-size: 12.5px;
}
.bristol-num  { font-weight: 700; color: var(--accent); min-width: 16px; }
.bristol-desc { color: var(--text2); }
.bristol-opt input:checked + .bristol-card {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}

/* ── Chart wrap ───────────────────────────────────────────── */

.chart-wrap { position: relative; height: 160px; width: 100%; }

/* ── Login ────────────────────────────────────────────────── */

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-card {
  width: 100%;
  max-width: 360px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
}
.login-logo { text-align: center; margin-bottom: 24px; }
.logo-name  { font-size: 26px; font-weight: 800; color: var(--text1); }
.logo-sub   { font-size: 12px; color: var(--text3); margin-top: 4px; }

/* ── Float controls (mobile) ──────────────────────────────── */

.float-controls {
  display: none;
  position: fixed;
  bottom: 16px; right: 16px;
  z-index: 200;
  flex-direction: column;
  gap: 6px;
}
.float-panel {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 6px 8px;
  display: flex;
  align-items: center;
  gap: 5px;
  box-shadow: 0 4px 16px rgba(0,0,0,.25);
}
.float-label { font-size: 9px; text-transform: uppercase; color: var(--text3); margin-right: 2px; letter-spacing: .05em; }

/* ── Responsive ───────────────────────────────────────────── */

@media (max-width: 768px) {
  .grid-2, .grid-2-1 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hide-mobile { display: none; }
  .topnav-links { display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; background: var(--bg2); border-bottom: 1px solid var(--border); flex-direction: column; align-items: stretch; padding: 8px; gap: 2px; z-index: 99; }
  .topnav-links.open { display: flex; }
  .topnav-link span { display: inline; }
  .nav-toggle { display: block; }
  .tn-lang-theme { display: none; }
  .float-controls { display: flex; }
}