/* ═══════════════════════════════════════════════════════════════════════
   VANGUARD  ·  Modern Professional Theme
   Light default  ·  Dark via body.theme-dark
   Palette: slate blue · emerald · warm grey — no neon, no glows
   ═══════════════════════════════════════════════════════════════════════ */

/* ════════════════════════
   LIGHT THEME  (default)
   ════════════════════════ */
:root {
  /* surfaces */
  --bg-base:    #f2f4f7;
  --bg-surface: #ffffff;
  --bg-card:    #ffffff;
  --bg-sidebar: #ffffff;
  --bg-hover:   #eef0f4;
  --bg-inset:   #f2f4f7;

  /* accent — slate blue */
  --accent:      #3a5fd9;
  --accent-dim:  #7090e8;
  --accent-soft: #eef1fb;

  /* semantic colours */
  --green:  #2d9e55;
  --cyan:   #0891b2;
  --rose:   #e03e52;
  --gold:   #d97706;
  --violet: #7c3aed;
  --teal:   #0d9488;
  --slate:  #64748b;
  --amber:  #d97706;

  /* text hierarchy */
  --text-1: #111827;
  --text-2: #374151;
  --text-3: #6b7280;
  --text-4: #9ca3af;

  /* borders */
  --border-1: #e5e7eb;
  --border-2: #d1d5db;
  --border-3: #9ca3af;

  /* shadows — clean, no colour cast */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.07), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.05);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.12), 0 2px 6px rgba(0,0,0,0.06);
}

/* ════════════════════════
   DARK THEME
   ════════════════════════ */
body.theme-dark {
  /* surfaces */
  --bg-base:    #111318;
  --bg-surface: #191c23;
  --bg-card:    #1e2129;
  --bg-sidebar: #15171e;
  --bg-hover:   #252831;
  --bg-inset:   #0d0f14;

  /* accent — cooler blue for dark */
  --accent:      #5b8af0;
  --accent-dim:  #7aa0f5;
  --accent-soft: rgba(91,138,240,0.12);

  /* semantic colours — brightened for dark bg */
  --green:  #3ecf8e;
  --cyan:   #22d3ee;
  --rose:   #fb7185;
  --gold:   #fbbf24;
  --violet: #a78bfa;
  --teal:   #2dd4bf;
  --slate:  #94a3b8;
  --amber:  #fbbf24;

  /* text */
  --text-1: #e9ecf2;
  --text-2: #b0bac8;
  --text-3: #7584a0;
  --text-4: #4a5670;

  /* borders */
  --border-1: rgba(255,255,255,0.07);
  --border-2: rgba(255,255,255,0.12);
  --border-3: rgba(255,255,255,0.22);

  /* shadows — deeper for dark */
  --shadow-xs: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-sm: 0 2px 6px rgba(0,0,0,0.35);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.45);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.55);
}

/* ════════════════════════
   CYBER THEME  (dark · blue · green gradient)
   ════════════════════════ */
body.theme-cyber {
  /* surfaces — deep space black */
  --bg-base:    #070b12;
  --bg-surface: #0b1422;
  --bg-card:    #0d1826;
  --bg-sidebar: #090e1a;
  --bg-hover:   #12202e;
  --bg-inset:   #050810;

  /* accent — electric blue */
  --accent:      #00c8ff;
  --accent-dim:  #0090c0;
  --accent-soft: rgba(0, 200, 255, 0.09);

  /* semantic — neon palette */
  --green:  #00e87a;
  --cyan:   #00f0ff;
  --rose:   #ff3d6b;
  --gold:   #ffc200;
  --violet: #a855f7;
  --teal:   #00e87a;
  --slate:  #3a6a90;
  --amber:  #ffaa00;

  /* text hierarchy */
  --text-1: #d4eeff;
  --text-2: #6ea8cc;
  --text-3: #3a6a8a;
  --text-4: #1e4060;

  /* borders — cyan tinted */
  --border-1: rgba(0, 200, 255, 0.07);
  --border-2: rgba(0, 200, 255, 0.13);
  --border-3: rgba(0, 200, 255, 0.24);

  /* shadows — deep with cyan glow */
  --shadow-xs: 0 1px 3px rgba(0,0,0,0.60);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.55), 0 0 10px rgba(0,200,255,0.04);
  --shadow-md: 0 4px 18px rgba(0,0,0,0.65), 0 0 18px rgba(0,200,255,0.06);
  --shadow-lg: 0 12px 44px rgba(0,0,0,0.75), 0 0 32px rgba(0,200,255,0.09);

  /* gradient body background */
  background:
    radial-gradient(ellipse at 18% 0%,   rgba(0,70,140,0.38) 0%, transparent 52%),
    radial-gradient(ellipse at 82% 100%, rgba(0,80,80,0.22)  0%, transparent 48%),
    #070b12;
}

/* ── Cyber gradient surfaces ── */
body.theme-cyber .sidebar {
  background: linear-gradient(160deg, #0d1c2e 0%, #070c18 100%);
  border-right-color: rgba(0, 200, 255, 0.10);
}
body.theme-cyber .brand {
  background: linear-gradient(135deg, #0a1a32 0%, #060e1c 100%);
  border-bottom-color: rgba(0, 200, 255, 0.12);
}
body.theme-cyber .brand-icon {
  background: linear-gradient(135deg, #005fa0, #00c8ff);
  box-shadow: 0 0 18px rgba(0,200,255,0.28);
}
body.theme-cyber .calendar-widget,
body.theme-cyber .prediction-section,
body.theme-cyber .grid-container {
  background: linear-gradient(150deg, #0d1a28 0%, #080d1a 100%);
}
body.theme-cyber .widget-box {
  background: linear-gradient(145deg, #0c1828 0%, #070d1c 100%);
}
body.theme-cyber .pred-card,
body.theme-cyber .si-mini-card,
body.theme-cyber .si-mission-card {
  background: linear-gradient(145deg, #0c1828 0%, #07101e 100%);
}
body.theme-cyber .cal-section {
  background: linear-gradient(145deg, #0a1624 0%, #060d1a 100%);
}
body.theme-cyber .modal-card {
  background: linear-gradient(145deg, #0d1a2c 0%, #070c1a 100%);
}
body.theme-cyber .nexus-btn {
  background: linear-gradient(135deg, #0d1828 0%, #070c16 100%);
  border-color: rgba(0, 200, 255, 0.18);
  color: #00c8ff;
}
body.theme-cyber .nexus-btn:hover {
  background: linear-gradient(135deg, #0f2242 0%, #081022 100%);
  border-color: rgba(0, 200, 255, 0.50);
  box-shadow: 0 8px 32px rgba(0,0,0,0.60), 0 0 28px rgba(0,200,255,0.16);
}

/* ── Cyber accent elements ── */
body.theme-cyber .cycle-number-badge {
  background: linear-gradient(135deg, #006aaa, #00c8ff);
  box-shadow: 0 1px 14px rgba(0,200,255,0.38);
}
body.theme-cyber .current-date-widget { border-left-color: #00e87a; }
body.theme-cyber #year-line-progress  { background: linear-gradient(90deg, #0090d0, #00c8ff); }
body.theme-cyber .doy-fill            { background: linear-gradient(90deg, #0090d0, #00c8ff); }
body.theme-cyber .doy-num             { color: #00c8ff; }
body.theme-cyber .week-number-badge.current-week {
  background: linear-gradient(135deg, #006aaa, #00c8ff);
}

/* ── Cyber green: today markers ── */
body.theme-cyber .week-cell.today .week-cell-dot {
  background: #00e87a;
  border-color: #00e87a;
  box-shadow: 0 0 10px rgba(0,232,122,0.42);
}
body.theme-cyber .week-cell.today .week-cell-name { color: #00e87a; }
body.theme-cyber .dot-day.today {
  background: linear-gradient(135deg, #00b060, #00e87a) !important;
  border-color: #00e87a !important;
  box-shadow: 0 0 10px rgba(0,232,122,0.42);
}
body.theme-cyber .cal-brick.today {
  background: #00c8ff;
  box-shadow: 0 0 12px rgba(0,200,255,0.42);
}
body.theme-cyber .month-brick.today  { background: #00c8ff; }
body.theme-cyber .month-brick.filled {
  background: rgba(0,200,255,0.35);
  border-color: transparent;
}

/* ── Cyber ring ── */
body.theme-cyber .ring-arc   { stroke: #00e87a; }
body.theme-cyber .ring-trail { stroke: #00e87a; }
body.theme-cyber .ring-day-sub { color: #00e87a; }

/* ── Cyber mission table ── */
body.theme-cyber .col-today { background: rgba(0,200,255,0.06) !important; }
body.theme-cyber .col-today .date-day-num  { color: #00c8ff; }
body.theme-cyber .col-today .date-day-name { color: #00c8ff; opacity: 0.85; }
body.theme-cyber thead th { background: rgba(5,8,16,0.85); }
body.theme-cyber thead .th-mission { background: rgba(7,10,20,0.92) !important; }

/* ── Cyber active / selection states ── */
body.theme-cyber .cal-section.active-section {
  border-color: #00c8ff;
  background: rgba(0,200,255,0.07);
}
body.theme-cyber .cal-section.active-section .cal-section-label { color: #00c8ff; }
body.theme-cyber ::-webkit-scrollbar-thumb { background: rgba(0,200,255,0.22); }
body.theme-cyber ::-webkit-scrollbar-thumb:hover { background: rgba(0,200,255,0.42); }

/* ════════════════════════
   SHARED TOKENS (fixed)
   ════════════════════════ */
:root, body.theme-dark {
  --font-ui:      "Plus Jakarta Sans", sans-serif;
  --font-display: "Plus Jakarta Sans", sans-serif;
  --font-mono:    "JetBrains Mono", monospace;

  --r-xs: 5px;
  --r-sm: 8px;
  --r-md: 11px;
  --r-lg: 16px;
  --r-xl: 22px;

  --ease:   cubic-bezier(0.4, 0, 0.2, 1);
  --spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ════════════════════════════════════════════
   RESET & BODY
   ════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg-base);
  color: var(--text-1);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.65;
  height: 100vh;
  display: flex;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.25s, color 0.25s;
}

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-3); }

#app { flex: 1; min-width: 0; overflow: hidden; }
.app-layout { display: flex; width: 100%; height: 100%; }

/* ════════════════════════════════════════════
   SIDEBAR
   ════════════════════════════════════════════ */
.sidebar {
  width: 272px;
  min-width: 272px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-1);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 20;
  transition: margin-left 0.28s var(--ease);
}
.sidebar.collapsed { margin-left: -272px; }

/* brand */
.brand {
  padding: 20px;
  border-bottom: 1px solid var(--border-1);
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-icon {
  background: var(--accent);
  color: #fff;
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--r-sm);
  font-size: 15px;
  flex-shrink: 0;
}
.brand-text { display: flex; flex-direction: column; }
.brand h1 {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1;
  color: var(--text-1);
}
.brand-tagline {
  font-size: 11px;
  color: var(--text-4);
  font-weight: 500;
  margin-top: 3px;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.sidebar-inner { display: flex; flex-direction: column; flex: 1; }
.sidebar-section {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border-1);
}

.section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-4);
  margin-bottom: 12px;
}

/* ── Widgets ── */
.widget-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.widget-box {
  background: var(--bg-inset);
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  padding: 14px 10px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.widget-box:hover { border-color: var(--border-2); box-shadow: var(--shadow-xs); }
.widget-label { font-size: 10px; font-weight: 600; color: var(--text-3); margin-bottom: 5px; letter-spacing: 0.04em; }
.widget-value { font-size: 1.75rem; font-weight: 800; line-height: 1; color: var(--accent); font-family: var(--font-mono); }
.widget-sub   { font-size: 11px; font-weight: 500; color: var(--text-4); margin-top: 4px; }

/* ── Form controls ── */
.control-group { margin-bottom: 10px; }
.control-group:last-child { margin-bottom: 0; }
.control-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 5px;
}
.control-group input,
.btn-toggle {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border-2);
  border-radius: var(--r-sm);
  color: var(--text-1);
  padding: 9px 12px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  transition: border-color 0.18s, box-shadow 0.18s;
  appearance: none;
}
.control-group input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.control-group input[type="date"]::-webkit-calendar-picker-indicator { cursor: pointer; opacity: 0.55; }
.control-group textarea {
  width: 100%;
  resize: none;
  height: 72px;
  padding: 8px 10px;
  font-family: var(--font-ui);
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--text-1);
  background: var(--bg-inset);
  border: 1px solid var(--border-1);
  border-radius: var(--r-sm);
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
}
.control-group textarea::placeholder { color: var(--text-4); }
.control-group textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

.note-char-count {
  font-size: 10px; color: var(--text-4);
  text-align: right; margin-top: 2px;
  font-family: var(--font-mono); transition: color 0.18s;
}
.note-char-count.warn { color: var(--rose); }

/* ── Toggle buttons ── */
.btn-toggle {
  cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 7px;
  color: var(--text-2); min-height: 40px;
}
.btn-toggle:hover { border-color: var(--border-3); background: var(--bg-hover); color: var(--text-1); }
.btn-toggle.active {
  border-color: var(--green);
  background: color-mix(in srgb, var(--green) 8%, var(--bg-surface));
  color: var(--green);
}
.btn-toggle.active-planning {
  border-color: var(--violet);
  background: color-mix(in srgb, var(--violet) 8%, var(--bg-surface));
  color: var(--violet);
}
.btn-toggle.active-ontrack-partial {
  border-color: var(--gold);
  background: color-mix(in srgb, var(--gold) 8%, var(--bg-surface));
  color: var(--gold);
}
.btn-toggle.active-ontrack-full {
  border-color: var(--cyan);
  background: color-mix(in srgb, var(--cyan) 8%, var(--bg-surface));
  color: var(--cyan);
}

/* ── Stat rows ── */
.stat-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 7px 0; border-bottom: 1px solid var(--border-1);
}
.stat-row:last-child { border-bottom: none; }
.stat-label { font-size: 13px; color: var(--text-3); font-weight: 500; }
.stat-val   { font-size: 13px; font-weight: 700; color: var(--text-1); font-family: var(--font-mono); }

/* ── Week widget ── */
.week-widget { display: flex; flex-direction: column; align-items: center; gap: 5px; }
.week-widget-head {
  font-size: 9px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--violet); font-family: var(--font-mono); white-space: nowrap; align-self: flex-start;
}
.week-cells { display: flex; gap: 4px; }
.week-cell  { display: flex; flex-direction: column; align-items: center; gap: 3px; }
.week-cell-dot {
  width: 24px; height: 24px; border-radius: var(--r-xs);
  background: var(--bg-inset); border: 1px solid var(--border-1);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; font-family: var(--font-mono);
  color: var(--text-3); transition: background 0.18s, color 0.18s;
}
.week-cell.past  .week-cell-dot { background: color-mix(in srgb, var(--violet) 15%, var(--bg-inset)); border-color: color-mix(in srgb, var(--violet) 25%, var(--border-1)); color: var(--violet); }
.week-cell.today .week-cell-dot { background: var(--accent); border-color: var(--accent); color: #fff; box-shadow: 0 1px 6px rgba(58,95,217,0.30); }
.week-cell.is-sun .week-cell-dot { opacity: 0.45; }
.week-cell-name {
  font-size: 8px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--text-4); font-family: var(--font-mono);
}
.week-cell.today .week-cell-name { color: var(--accent); }

/* ── Generic button ── */
.btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-2);
  border-radius: var(--r-sm);
  color: var(--text-2);
  padding: 8px 13px;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  text-decoration: none;
  transition: border-color 0.18s, background 0.18s, color 0.18s, box-shadow 0.18s;
  min-height: 36px;
  white-space: nowrap;
}
.btn:hover { border-color: var(--border-3); background: var(--bg-hover); color: var(--text-1); box-shadow: var(--shadow-xs); }

/* ── Energy buttons ── */
.energy-group { display: flex; gap: 4px; }
.energy-btn {
  flex: 1; padding: 6px 3px;
  font-size: 10px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  border-radius: var(--r-xs);
  border: 1px solid var(--border-1);
  background: var(--bg-inset);
  color: var(--text-3);
  cursor: pointer; transition: all 0.18s;
  display: flex; align-items: center; justify-content: center; gap: 3px;
  font-family: var(--font-ui); min-height: 36px;
}
.energy-btn:hover { border-color: var(--border-2); color: var(--text-1); }
.energy-btn.active-low    { border-color: var(--rose);   background: color-mix(in srgb, var(--rose)   8%, var(--bg-surface)); color: var(--rose); }
.energy-btn.active-medium { border-color: var(--gold);   background: color-mix(in srgb, var(--gold)   8%, var(--bg-surface)); color: var(--gold); }
.energy-btn.active-high   { border-color: var(--green);  background: color-mix(in srgb, var(--green)  8%, var(--bg-surface)); color: var(--green); }
.energy-corr-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; flex-shrink: 0; margin-right: 2px; }

/* ── Mission ring ── */
.mission-ring-wrap { margin-top: 14px; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.mission-ring-label { font-size: 10px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-3); }
.mission-ring-svg-wrap { position: relative; width: 120px; height: 120px; }
.mission-ring-svg { width: 120px; height: 120px; transform: rotate(-90deg); overflow: visible; }
.orbital-track { fill: none; }
.orbital-arc   { fill: none; transition: stroke-dasharray 0.5s var(--ease), opacity 0.35s; }
.orbital-arc.completed { opacity: 1; }
.orbital-arc.partial   { opacity: 0.55; stroke-linecap: round; }

.ring-bars       { display: flex; flex-direction: column; gap: 5px; width: 100%; padding: 0 2px; }
.ring-bar-row    { display: flex; align-items: center; gap: 6px; cursor: default; }
.ring-bar-icon   { font-size: 9px; width: 11px; flex-shrink: 0; text-align: center; }
.ring-bar-track  { flex: 1; height: 4px; background: var(--border-1); border-radius: 2px; overflow: hidden; }
.ring-bar-fill   { height: 100%; border-radius: 2px; transition: width 0.5s var(--ease); }
.ring-bar-status { font-size: 9px; font-weight: 700; width: 10px; text-align: center; flex-shrink: 0; font-family: var(--font-mono); }

/* ════════════════════════════════════════════
   MAIN CONTENT
   ════════════════════════════════════════════ */
.main-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 24px 28px;
  gap: 18px;
  overflow-y: auto;
  overflow-x: hidden;
}

.topbar { display: flex; justify-content: space-between; align-items: flex-start; width: 100%; gap: 20px; }
.cycle-info { display: flex; flex-direction: column; gap: 14px; flex: 1; }
.cycle-header-row { display: flex; align-items: center; gap: 14px; }

#btn-toggle-sidebar {
  background: var(--bg-surface);
  border: 1px solid var(--border-2);
  border-radius: var(--r-sm);
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--text-3); transition: all 0.18s; flex-shrink: 0;
}
#btn-toggle-sidebar:hover { background: var(--bg-hover); border-color: var(--border-3); color: var(--text-1); }

.cycle-meta h2 {
  font-size: 1.5rem; font-weight: 800;
  color: var(--text-1); letter-spacing: -0.02em; line-height: 1.2;
}
.cycle-meta p { font-size: 13px; font-weight: 500; color: var(--text-3); margin-top: 2px; }

.cycle-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.cycle-nav {
  display: flex;
  background: var(--bg-surface);
  border: 1px solid var(--border-2);
  border-radius: var(--r-sm);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}
.nav-btn {
  background: transparent;
  border: none;
  border-right: 1px solid var(--border-1);
  color: var(--text-3);
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-weight: 600; transition: all 0.18s;
}
.nav-btn:last-child { border-right: none; }
.nav-btn:hover { background: var(--bg-hover); color: var(--text-1); }
.nav-btn.text-btn { width: auto; padding: 0 16px; font-size: 13px; }

.current-date-widget {
  display: flex; flex-direction: column; align-items: flex-start; justify-content: center;
  gap: 2px; padding: 2px 0 2px 10px;
  border-left: 3px solid var(--accent);
}
.current-date-widget .day-name {
  font-size: 14px; font-weight: 800; color: var(--text-1);
  letter-spacing: 0.06em; text-transform: uppercase;
  font-family: var(--font-mono); line-height: 1;
}
.current-date-widget .full-date {
  font-size: 10px; font-weight: 600; color: var(--text-4);
  font-family: var(--font-mono); line-height: 1;
}

/* ── Year progress ── */
.year-progress-wrapper { width: 160px; display: flex; flex-direction: column; gap: 6px; }
.progress-header {
  display: flex; justify-content: space-between;
  font-size: 11px; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.04em;
}
.progress-header span:last-child { color: var(--accent); }
.year-line-container {
  width: 100%; height: 6px;
  background: var(--bg-inset); border: 1px solid var(--border-1);
  border-radius: 10px; position: relative; overflow: hidden;
}
.line-progress-fill { height: 100%; position: absolute; left: 0; top: 0; border-radius: 10px; transition: width 0.8s var(--ease); }
#year-line-progress { background: var(--accent); }

/* ── Day of year widget ── */
.doy-widget {
  display: flex; flex-direction: column; gap: 4px;
  padding: 8px 10px; background: var(--bg-inset);
  border: 1px solid var(--border-1); border-radius: var(--r-sm);
}
.doy-label  { font-size: 9px; font-weight: 700; color: var(--text-4); text-transform: uppercase; letter-spacing: 0.1em; font-family: var(--font-mono); }
.doy-body   { display: flex; align-items: baseline; gap: 5px; }
.doy-num    { font-size: 28px; font-weight: 800; color: var(--teal); font-family: var(--font-mono); line-height: 1; }
.doy-of     { font-size: 11px; font-weight: 600; color: var(--text-4); font-family: var(--font-mono); }
.doy-track  { width: 100%; height: 3px; background: var(--border-1); border-radius: 3px; overflow: hidden; }
.doy-fill   { height: 100%; background: var(--teal); border-radius: 3px; transition: width 0.8s var(--ease); width: 0%; }
.q-marker   { position: absolute; top: 0; bottom: 0; width: 2px; background: var(--bg-base); z-index: 2; }
.q-labels   { display: flex; width: 100%; font-size: 10px; font-weight: 600; color: var(--text-4); }
.q-labels.spaced span { width: 25%; text-align: center; }
.q-labels.end { justify-content: flex-end; }

/* ── Cycle day ring ── */
.cycle-day-ring-wrap    { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.cycle-day-ring-shell   { position: relative; width: 58px; height: 58px; flex-shrink: 0; }
.cycle-ring-svg         { transform: rotate(-90deg); display: block; }
.ring-track             { fill: none; stroke: var(--bg-inset); stroke-width: 5; }
.ring-arc {
  fill: none; stroke: var(--teal); stroke-width: 5; stroke-linecap: round;
  stroke-dasharray: 138.23; stroke-dashoffset: 138.23;
  transition: stroke-dashoffset 0.85s var(--spring);
}
.ring-trail {
  fill: none; stroke: var(--teal); stroke-width: 5; stroke-linecap: round;
  stroke-dasharray: 138.23; stroke-dashoffset: 138.23;
  opacity: 0.15; transition: stroke-dashoffset 0.85s var(--spring);
}
.cycle-ring-center {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px;
}
.ring-day-num  { font-size: 19px; font-weight: 800; color: var(--text-1); line-height: 1; font-family: var(--font-mono); transition: opacity 0.2s; }
.ring-day-num.flash { animation: num-flash 0.35s ease; }
@keyframes num-flash {
  0%   { opacity: 1; transform: scale(1); }
  40%  { opacity: 0.25; transform: scale(0.75); }
  100% { opacity: 1; transform: scale(1); }
}
.ring-day-sub  { font-size: 8px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--teal); }
.ring-caption  { font-size: 10px; font-weight: 600; color: var(--text-4); text-align: center; white-space: nowrap; }
.ring-caption b { color: var(--text-3); font-weight: 700; }

/* ── Cycle summary card ── */
.csc-wrap  { padding: 0 0 4px; animation: csc-in 0.3s var(--spring); }
@keyframes csc-in {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.csc-inner {
  background: var(--bg-card); border: 1px solid var(--border-1);
  border-left: 3px solid var(--gold);
  border-radius: var(--r-lg); padding: 12px 14px;
  box-shadow: var(--shadow-sm);
}
.csc-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.csc-badge  { font-size: 11px; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase; color: var(--gold); display: flex; align-items: center; gap: 6px; }
.csc-dismiss { background: none; border: none; cursor: pointer; color: var(--text-4); font-size: 12px; padding: 2px 6px; border-radius: var(--r-xs); transition: color 0.18s; }
.csc-dismiss:hover { color: var(--text-1); }
.csc-body  { display: grid; grid-template-columns: repeat(auto-fit, minmax(90px, 1fr)); gap: 6px; }
.csc-stat  { background: var(--bg-inset); border: 1px solid var(--border-1); border-radius: var(--r-sm); padding: 7px 9px; display: flex; flex-direction: column; gap: 1px; }
.csc-stat-label { font-size: 8.5px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-4); }
.csc-stat-value { font-size: 15px; font-weight: 800; color: var(--text-1); font-family: var(--font-mono); line-height: 1.2; }
.csc-stat-sub   { font-size: 9.5px; color: var(--text-3); }
.csc-up   { color: var(--green)  !important; }
.csc-down { color: var(--rose)   !important; }
.csc-same { color: var(--text-3) !important; }
.csc-goal-row {
  grid-column: 1 / -1;
  background: var(--bg-inset); border: 1px solid var(--border-1);
  border-left: 2px solid var(--accent-dim);
  border-radius: var(--r-sm); padding: 8px 10px;
}
.csc-goal-label { font-size: 8.5px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-4); margin-bottom: 4px; display: flex; align-items: center; gap: 5px; }
.csc-goal-text  { font-size: 12px; color: var(--text-1); font-style: italic; line-height: 1.45; font-family: "Lora", serif; }
.csc-goal-empty { font-size: 11px; color: var(--text-4); font-style: italic; }
.cycle-goal-range { font-size: 9px; color: var(--accent-dim); font-family: var(--font-mono); font-weight: 600; margin-bottom: 5px; }

/* ── Dot-matrix month ── */
.dot-month-wrap { display: flex; flex-direction: column; align-items: center; gap: 5px; }
.dot-month-head { font-size: 9px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--gold); font-family: var(--font-mono); white-space: nowrap; align-self: flex-start; }
.dot-month-grid { display: grid; grid-template-columns: repeat(7, 20px); gap: 3px; }
.dot-dow        { width: 20px; height: 20px; display: flex; align-items: center; justify-content: center; font-size: 8px; font-weight: 700; text-transform: uppercase; color: var(--text-4); font-family: var(--font-mono); }
.dot-dow.sat    { color: var(--amber); }
.dot-dow.sun    { color: var(--rose); }
.dot-spacer     { width: 20px; height: 20px; }
.dot-day {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--bg-inset); border: 1px solid var(--border-1);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.18s;
}
.dot-day-num { font-size: 8px; font-weight: 700; font-family: var(--font-mono); color: var(--text-3); line-height: 1; pointer-events: none; }
.dot-day.past        { background: color-mix(in srgb, var(--gold) 20%, var(--bg-inset)); border-color: color-mix(in srgb, var(--gold) 30%, var(--border-1)); }
.dot-day.past .dot-day-num { color: var(--gold); }
.dot-day.is-saturday { background: color-mix(in srgb, var(--amber) 10%, var(--bg-inset)); }
.dot-day.is-saturday .dot-day-num { color: var(--amber); }
.dot-day.is-sunday   { background: color-mix(in srgb, var(--rose) 10%, var(--bg-inset)); }
.dot-day.is-sunday .dot-day-num   { color: var(--rose); }
.dot-day.today { background: var(--gold) !important; border-color: var(--gold) !important; box-shadow: 0 1px 5px rgba(217,119,6,0.30); }
.dot-day.today .dot-day-num { color: #fff; font-size: 9px; font-weight: 800; }
.dot-month-foot { font-size: 9px; font-weight: 700; color: var(--text-4); font-family: var(--font-mono); }
.dot-month-foot span { color: var(--gold); }

/* ── Calendar widget ── */
.calendar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; gap: 10px;
}
.cal-header  { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2px; }
.cal-title   { font-size: 14px; font-weight: 800; color: var(--text-1); }
.cal-subtitle { font-size: 12px; color: var(--text-3); font-weight: 500; }
.cal-sections { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.cal-section {
  background: var(--bg-inset); border: 1px solid var(--border-1);
  border-radius: var(--r-md); padding: 10px 12px;
  display: flex; flex-direction: column; gap: 6px;
  transition: border-color 0.18s;
}
.cal-section-label { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-4); margin-bottom: 2px; }
.cal-section.active-section { border-color: var(--accent); background: var(--accent-soft); }
.cal-section.active-section .cal-section-label { color: var(--accent); }
.cal-bricks { display: flex; gap: 3px; flex-wrap: wrap; }
.cal-brick {
  width: 18px; height: 18px; border-radius: 4px;
  background: var(--border-1);
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; font-weight: 700; color: var(--text-4);
  cursor: default; transition: all 0.14s; position: relative;
}
.cal-brick.past   { background: var(--accent-dim); color: #fff; opacity: 0.75; }
.cal-brick.today  {
  background: var(--accent); color: #fff;
  transform: scale(1.15); box-shadow: 0 2px 8px rgba(58,95,217,0.35);
  z-index: 1; font-weight: 800;
}
.cal-brick.future { background: var(--bg-surface); color: var(--text-4); border: 1px solid var(--border-1); }
.cal-brick.sunday { color: var(--rose); }
.cal-brick.sunday.past  { background: color-mix(in srgb, var(--rose) 20%, var(--bg-inset)); color: var(--rose); }
.cal-brick.sunday.today { background: var(--rose); color: #fff; box-shadow: 0 2px 8px rgba(224,62,82,0.35); }
.cal-section-range { font-size: 10px; color: var(--text-3); font-weight: 500; font-family: var(--font-mono); margin-top: 2px; }
.cal-section-score { font-size: 11px; font-weight: 700; color: var(--accent); }

/* ── Week number bar ── */
.week-bar-wrapper { display: flex; align-items: center; gap: 6px; width: fit-content; }
.week-bar-nav-btn {
  display: flex; align-items: center; justify-content: center;
  width: 28px; height: 28px;
  border: 1px solid var(--border-1); border-radius: var(--r-xs);
  background: var(--bg-surface); color: var(--text-3);
  font-size: 11px; cursor: pointer;
  transition: all 0.15s var(--ease); flex-shrink: 0;
}
.week-bar-nav-btn:hover { background: var(--bg-hover); color: var(--text-1); border-color: var(--border-2); }
.week-bar-nav-btn:disabled { opacity: 0.3; cursor: default; pointer-events: none; }
.week-number-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 16px; background: var(--bg-surface);
  border: 1px solid var(--border-1); border-radius: var(--r-sm);
  width: fit-content; flex-wrap: wrap; box-shadow: var(--shadow-xs);
}
.week-number-badge {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  color: #fff; background: var(--text-3);
  border-radius: var(--r-xs); padding: 2px 8px; font-family: var(--font-mono);
}
.week-number-badge.current-week { background: var(--accent); }
.week-number-range  { font-size: 12px; font-weight: 500; color: var(--text-3); margin-right: 4px; }
.week-number-divider { width: 1px; height: 16px; background: var(--border-2); margin: 0 4px; }

/* ── Cycle number badge ── */
.cycle-number-badge {
  display: inline-flex; align-items: center; gap: 5px;
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 3px 11px 3px 9px; border-radius: 100px;
  box-shadow: 0 1px 6px rgba(58,95,217,0.30);
  vertical-align: middle; position: relative; top: -1px;
}
body.theme-dark .cycle-number-badge { box-shadow: 0 1px 8px rgba(91,138,240,0.40); }
.cycle-number-badge::before {
  content: ""; display: inline-block;
  width: 6px; height: 6px; border-radius: 50%;
  background: rgba(255,255,255,0.65); flex-shrink: 0;
}

/* ════════════════════════════════════════════
   MISSION GRID (table)
   ════════════════════════════════════════════ */
.grid-container {
  background: var(--bg-card);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  overflow-x: auto; overflow-y: visible;
  box-shadow: var(--shadow-sm);
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
table { width: 100%; border-collapse: collapse; white-space: nowrap; }
th, td { padding: 12px 10px; text-align: center; border-right: 1px solid var(--border-1); border-bottom: 1px solid var(--border-1); }
th:last-child, td:last-child { border-right: none; }
tr:last-child td { border-bottom: none; }

thead th { background: var(--bg-inset); font-size: 11px; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.05em; }
.th-mission {
  text-align: left; position: sticky; left: 0;
  background: var(--bg-surface) !important; min-width: 220px;
  z-index: 5; border-right: 1px solid var(--border-2) !important;
}
thead .th-mission { background: var(--bg-inset) !important; }

.date-day-name { font-size: 10px; font-weight: 700; color: var(--text-3); text-transform: uppercase; margin-bottom: 3px; }
.date-day-num  { font-size: 1.2rem; font-weight: 800; color: var(--text-2); line-height: 1; font-family: var(--font-mono); }

.col-today { background: var(--accent-soft) !important; }
.col-today .date-day-num  { color: var(--accent); }
.col-today .date-day-name { color: var(--accent); opacity: 0.8; }
.col-sunday .date-day-num { color: var(--rose); opacity: 0.8; }

.col-section-start { border-left: 2px solid var(--border-2) !important; }

.mission-row { transition: background 0.15s; }
.mission-row:hover { background: var(--bg-hover); }

.mission-info  { display: flex; align-items: center; gap: 12px; padding-left: 8px; }
.mission-icon  { width: 30px; height: 30px; display: flex; align-items: center; justify-content: center; background: rgba(var(--m-rgb), 0.1); border-radius: var(--r-sm); color: var(--m-color); font-size: 13px; flex-shrink: 0; }
.mission-text  { display: flex; flex-direction: column; gap: 1px; }
.mission-name  { font-size: 13px; font-weight: 600; color: var(--text-1); line-height: 1.2; }
.mission-spec  { font-family: 'Lora', Georgia, serif; font-style: italic; font-size: 11px; color: var(--text-3); line-height: 1; }

.cell-action { cursor: pointer; position: relative; }
.status-mark {
  display: inline-flex; width: 26px; height: 26px;
  align-items: center; justify-content: center;
  border-radius: var(--r-sm);
  transition: transform 0.14s var(--spring), background 0.18s;
  font-size: 12px; margin: 0 auto;
}
.st-none { border: 2px solid var(--border-2); background: transparent; }
.st-part { border: 2px solid var(--m-color); background: linear-gradient(to top, rgba(var(--m-rgb), 0.28) 50%, transparent 50%); }
.st-done { background: var(--m-color); border: 2px solid var(--m-color); color: #fff; }
.cell-action:hover .status-mark { transform: scale(1.14); }
.cell-action:hover .st-none     { border-color: var(--border-3); }
.streak-line::after { content: ""; position: absolute; top: 50%; left: 0; right: 0; height: 3px; background: var(--m-color); transform: translateY(-50%); z-index: 0; opacity: 0.12; }
.cell-action .status-mark { position: relative; z-index: 1; }

.intensity-row td        { padding: 6px 10px; background: var(--bg-inset); }
.intensity-bar           { height: 4px; width: 26px; border-radius: 10px; margin: 3px auto 0; transition: background 0.3s; }
.intensity-score-text    { font-family: var(--font-mono); font-size: 11px; font-weight: 600; }

/* ════════════════════════════════════════════
   BOTTOM PANELS
   ════════════════════════════════════════════ */
.bottom-panels-wrapper { display: flex; flex-direction: column; gap: 18px; }

.prediction-section {
  background: var(--bg-card);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}
.month-emphasis-title { font-size: 1.15rem; font-weight: 800; color: var(--text-1); margin-left: 12px; line-height: 1; }
.pred-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; flex-wrap: wrap; gap: 12px; }
.pred-header-title { display: flex; align-items: center; gap: 12px; }
.pred-header-label { font-size: 16px; font-weight: 800; color: var(--text-1); }
.pred-header-sub   { font-size: 13px; font-weight: 500; color: var(--text-3); }

.pred-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.eff-grid  { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.si-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 20px; }
.si-grid-7 { display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; margin-bottom: 20px; }
.si-section-title { font-size: 12px; font-weight: 700; color: var(--text-2); text-transform: uppercase; margin: 20px 0 10px; letter-spacing: 0.06em; }
.si-section-title:first-child { margin-top: 0; }

.si-mini-card {
  background: var(--bg-surface); border: 1px solid var(--border-1);
  border-radius: var(--r-md); padding: 14px;
  display: flex; flex-direction: column; gap: 6px;
  transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s;
}
.si-mini-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--border-2); }
.si-mini-label { font-size: 11px; font-weight: 700; color: var(--text-3); display: flex; align-items: center; gap: 6px; text-transform: uppercase; letter-spacing: 0.04em; }
.si-mini-val   { font-size: 1.6rem; font-weight: 800; line-height: 1; font-family: var(--font-mono); }
.si-mini-sub   { font-size: 11px; font-weight: 500; color: var(--text-4); line-height: 1.4; }

.si-mission-card { background: var(--bg-surface); border: 1px solid var(--border-1); border-radius: var(--r-md); padding: 14px 10px; display: flex; flex-direction: column; gap: 8px; transition: border-color 0.18s; }
.si-mission-card:hover { border-color: var(--border-2); }
.si-mission-top  { display: flex; align-items: center; gap: 8px; }
.si-mission-icon { width: 26px; height: 26px; border-radius: var(--r-sm); background: rgba(var(--m-rgb), 0.1); color: var(--m-color); display: flex; align-items: center; justify-content: center; font-size: 12px; }
.si-mission-name { font-size: 11px; font-weight: 700; color: var(--text-2); flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.si-mission-pct  { font-size: 1.15rem; font-weight: 800; color: var(--m-color); font-family: var(--font-mono); }

.dow-grid     { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; }
.dow-cell     { display: flex; flex-direction: column; align-items: center; gap: 5px; }
.dow-label    { font-size: 11px; font-weight: 600; color: var(--text-3); font-family: var(--font-mono); }
.dow-bar-wrap { width: 100%; height: 56px; background: var(--bg-inset); border: 1px solid var(--border-1); border-radius: var(--r-sm); overflow: hidden; display: flex; align-items: flex-end; }
.dow-bar-fill { width: 100%; transition: height 0.75s var(--ease); border-radius: var(--r-sm); }
.dow-val      { font-size: 11px; font-weight: 600; color: var(--text-2); font-family: var(--font-mono); }

.pred-card { background: var(--bg-surface); border: 1px solid var(--border-1); border-radius: var(--r-md); padding: 14px; display: flex; flex-direction: column; gap: 10px; transition: all 0.18s var(--ease); }
.pred-card:hover { box-shadow: var(--shadow-md); border-color: var(--border-2); }
.clickable-card        { cursor: pointer; }
.clickable-card:hover  { transform: translateY(-2px); }
.pred-card-top  { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.pred-info      { display: flex; align-items: center; gap: 10px; }
.pred-icon      { width: 30px; height: 30px; border-radius: var(--r-sm); background: rgba(var(--m-rgb), 0.1); color: var(--m-color); display: flex; align-items: center; justify-content: center; font-size: 13px; }
.pred-name      { font-size: 13px; font-weight: 700; color: var(--text-1); }
.pred-pct-text  { font-size: 1.4rem; font-weight: 800; color: var(--m-color); line-height: 1; font-family: var(--font-mono); }
.pred-bar-bg    { width: 100%; height: 6px; background: var(--bg-inset); border: 1px solid var(--border-1); border-radius: 10px; overflow: hidden; position: relative; }
.pred-bar-fill  { height: 100%; background: var(--m-color); border-radius: 10px; position: absolute; left: 0; top: 0; transition: width 1s var(--ease); }
.insight-desc   { font-size: 13px; font-weight: 500; color: var(--text-3); line-height: 1.55; }

/* monthly progress bricks */
.month-bricks-container { display: flex; gap: 4px; width: 100%; height: 16px; margin-top: 10px; }
.month-brick            { flex: 1; background: var(--bg-inset); border: 1px solid var(--border-1); border-radius: 4px; transition: all 0.18s; }
.month-brick.filled     { background: var(--accent-dim); border-color: transparent; }
.month-brick.is-sunday  { background: var(--border-1); }
.month-brick.is-sunday.filled { background: var(--accent); opacity: 0.75; }
.month-brick.today      { background: var(--accent); transform: scaleY(1.2); box-shadow: 0 1px 6px rgba(58,95,217,0.30); }

/* ════════════════════════════════════════════
   MODAL
   ════════════════════════════════════════════ */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.42);
  backdrop-filter: blur(4px); z-index: 999;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity 0.2s;
}
.modal-overlay.active { opacity: 1; pointer-events: auto; }
.modal-card {
  background: var(--bg-card); border: 1px solid var(--border-1); border-radius: var(--r-xl);
  width: 92%; max-width: 520px; padding: 30px;
  transform: translateY(20px) scale(0.95); transition: transform 0.28s var(--spring);
  box-shadow: var(--shadow-lg);
}
.modal-overlay.active .modal-card { transform: translateY(0) scale(1); }
.modal-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 22px; border-bottom: 1px solid var(--border-1); padding-bottom: 18px; }
.modal-title    { font-size: 1.35rem; font-weight: 800; color: var(--text-1); line-height: 1.2; }
.modal-subtitle { font-size: 13px; font-weight: 500; color: var(--text-3); margin-top: 4px; }
.modal-actions  { display: flex; align-items: center; gap: 10px; }
.modal-close {
  background: var(--bg-surface); border: 1px solid var(--border-2); border-radius: var(--r-sm);
  color: var(--text-3); cursor: pointer; width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center; transition: all 0.18s;
}
.modal-close:hover { background: var(--bg-hover); color: var(--text-1); border-color: var(--border-3); }
.modal-body { display: flex; flex-direction: column; gap: 14px; }

/* ════════════════════════════════════════════
   NEXUS BUTTON (fixed FAB)
   ════════════════════════════════════════════ */
.nexus-btn {
  position: fixed; bottom: 28px; right: 28px; z-index: 9999;
  display: inline-flex; align-items: center; gap: 11px;
  padding: 13px 26px;
  background: var(--bg-surface);
  border: 1px solid var(--border-2);
  color: var(--accent);
  font-family: var(--font-ui); font-weight: 700;
  font-size: 0.82rem; letter-spacing: 2px; text-transform: uppercase;
  text-decoration: none; cursor: pointer;
  transition: background 0.22s ease, border-color 0.22s ease,
              color 0.2s ease, transform 0.28s var(--spring), box-shadow 0.22s ease;
  border-radius: 14px; overflow: hidden; white-space: nowrap;
  box-shadow: var(--shadow-md);
}
body.theme-dark .nexus-btn { background: var(--bg-card); }
.nexus-btn::before {
  content: '';
  position: absolute; top: 0; left: -120%; width: 80%; height: 100%;
  background: linear-gradient(105deg, transparent 30%, rgba(255,255,255,0.07) 50%, transparent 70%);
  transition: left 0.6s ease; pointer-events: none;
}
.nexus-btn::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
}
body.theme-dark .nexus-btn::after { background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent); }
.nexus-btn:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px) scale(1.02);
}
.nexus-btn:hover::before { left: 140%; }
.nexus-btn:active { transform: translateY(-1px) scale(0.99); transition-duration: 0.1s; }
.nexus-btn .nexus-icons { display: flex; align-items: center; gap: 6px; font-size: 0.78rem; opacity: 0.65; transition: opacity 0.2s; }
.nexus-btn:hover .nexus-icons { opacity: 1; }
.nexus-btn .nexus-sep   { width: 1px; height: 15px; background: var(--border-2); }
.nexus-btn .nexus-arrow { font-size: 0.68rem; opacity: 0.5; transition: opacity 0.2s, transform 0.28s ease; }
.nexus-btn:hover .nexus-arrow { opacity: 0.85; transform: translateX(3px); }

/* ════════════════════════════════════════════
   KEYBOARD SHORTCUTS MODAL
   ════════════════════════════════════════════ */
.kbd-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.kbd-table thead tr { background: var(--bg-inset); }
.kbd-table thead th {
  padding: 9px 14px; font-size: 10px; font-weight: 800; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--text-3); text-align: left;
  border-bottom: 2px solid var(--border-1);
}
.kbd-th-key      { text-align: center !important; width: 90px; }
.kbd-th-category { width: 130px; }
.kbd-table tbody tr { border-bottom: 1px solid var(--border-1); transition: background 0.12s; }
.kbd-table tbody tr:last-child { border-bottom: none; }
.kbd-table tbody tr:hover { background: var(--bg-hover); }
.kbd-table tbody tr:hover .kbd-key {
  border-color: var(--row-accent, var(--accent));
  color: var(--row-accent, var(--accent));
  background: color-mix(in srgb, var(--row-accent, var(--accent)) 8%, var(--bg-surface));
}
.kbd-group-last td { border-bottom: 2px solid var(--border-1); }
.kbd-table tbody td { padding: 8px 14px; font-weight: 500; color: var(--text-2); vertical-align: middle; }
.kbd-table tbody td:last-child { text-align: center; }
.kbd-category {
  font-size: 10px; font-weight: 800; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--kbd-accent, var(--accent));
  white-space: nowrap;
  border-left: 3px solid var(--kbd-accent, var(--accent));
  background: color-mix(in srgb, var(--kbd-accent, var(--accent)) 6%, var(--bg-surface));
  padding-left: 12px !important;
}
.kbd-category i { margin-right: 6px; font-size: 9px; }
.kbd-keys { display: inline-flex; gap: 4px; align-items: center; }
.kbd-sep  { font-size: 10px; color: var(--text-4); font-family: var(--font-mono); }
.kbd-key {
  display: inline-block;
  background: var(--bg-surface);
  border: 1px solid var(--border-2);
  border-bottom: 2.5px solid var(--border-3);
  border-radius: 6px; padding: 2px 7px;
  font-family: var(--font-mono); font-size: 11px; font-weight: 700; color: var(--text-1);
  min-width: 26px; text-align: center; white-space: nowrap;
  transition: border-color 0.14s, color 0.14s, background 0.14s;
  box-shadow: 0 1px 0 var(--border-3);
}
.kbd-tip {
  margin-top: 12px; padding: 10px 14px;
  background: color-mix(in srgb, var(--accent) 6%, var(--bg-inset));
  border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--border-1));
  border-radius: var(--r-sm); font-size: 11.5px; color: var(--text-3); text-align: center;
}
.kbd-tip strong { color: var(--accent); font-weight: 700; }

/* ════════════════════════════════════════════
   RESPONSIVE — TABLET  (≤ 1024px)
   ════════════════════════════════════════════ */
@media (max-width: 1024px) {
  body { height: auto; overflow-y: auto; overflow-x: hidden; }
  .app-layout { flex-direction: column; height: auto; min-height: 100vh; overflow: visible; }
  .sidebar { width: 100%; min-width: 100%; border-right: none; border-bottom: 1px solid var(--border-1); overflow: visible; height: auto; }
  .sidebar.collapsed { display: none; margin-left: 0; }
  .main-content { overflow: visible; padding: 18px 16px; height: auto; min-height: 0; flex: none; gap: 16px; }
  .topbar { flex-direction: column; align-items: flex-start; gap: 14px; }
  .topbar > div:last-child { flex-wrap: wrap; gap: 8px; }
  .cycle-info { width: 100%; }
  .pred-grid  { grid-template-columns: 1fr; }
  .eff-grid   { grid-template-columns: repeat(2, 1fr); }
  .si-grid-4  { grid-template-columns: repeat(2, 1fr); }
  .si-grid-7  { grid-template-columns: repeat(4, 1fr); }
  .cal-sections { grid-template-columns: 1fr; }
}

/* ════════════════════════════════════════════
   RESPONSIVE — MOBILE  (≤ 600px)
   ════════════════════════════════════════════ */
@media (max-width: 600px) {
  .main-content { padding: 14px 12px; gap: 14px; }
  .eff-grid  { grid-template-columns: 1fr; }
  .si-grid-4 { grid-template-columns: 1fr 1fr; }
  .si-grid-7 { grid-template-columns: repeat(4, 1fr); }
  .cal-sections { grid-template-columns: 1fr; }
  .brand h1   { font-size: 1.1rem; }
  .widget-value { font-size: 1.5rem; }
  .cycle-meta h2 { font-size: 1.25rem; }
}

/* ════════════════════════════════════════════
   RESPONSIVE — SMALL MOBILE  (≤ 480px)
   ════════════════════════════════════════════ */
@media (max-width: 480px) {
  .sidebar-section { padding: 14px; }
  .brand { padding: 14px; }
  .widget-grid  { grid-template-columns: 1fr 1fr; gap: 8px; }
  .widget-box   { padding: 10px 8px; }
  .widget-value { font-size: 1.35rem; }
  .widget-label, .widget-sub { font-size: 10px; }
  .control-group label { font-size: 11px; }
  .control-group input, .btn-toggle { padding: 11px 12px; font-size: 14px; min-height: 46px; }
  .main-content { padding: 12px 10px; }
  .si-grid-7 { grid-template-columns: repeat(4, 1fr); }
  .nexus-btn { bottom: 20px; right: 16px; padding: 11px 20px; font-size: 0.75rem; border-radius: 12px; }
  .kbd-th-category { display: none; }
  .kbd-category    { display: none; }
}

/* ════════════════════════════════════════════
   RESPONSIVE — TINY  (≤ 380px)
   ════════════════════════════════════════════ */
@media (max-width: 380px) {
  .widget-grid { grid-template-columns: 1fr; }
  .eff-grid    { grid-template-columns: 1fr; }
  .si-grid-4   { grid-template-columns: 1fr 1fr; }
}