/* ==========================================================================
   IRON_PUNCH — Kinetic Brutalism
   ========================================================================== */

:root {
  --primary: #ff8f74;
  --primary-dim: #dd3200;
  --surface: #0e0e0e;
  --surface-low: #131313;
  --surface-high: #20201f;
  --surface-highest: #262626;
  --surface-lowest: #000000;
  --on-surface: #ffffff;
  --on-surface-dim: #a8a8a8;
  --on-surface-muted: #6b6b6b;
  --outline-variant: rgba(255, 255, 255, 0.12);
  --success: #6bd16b;
  --on-primary: #1a0600;
  --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-dim) 100%);
}
body.theme-default {
  --primary: #ff8f74;
  --primary-dim: #dd3200;
  --surface: #0e0e0e;
  --surface-low: #131313;
  --surface-high: #20201f;
  --surface-highest: #262626;
  --surface-lowest: #000000;
  --on-surface: #ffffff;
  --on-surface-dim: #a8a8a8;
  --on-surface-muted: #6b6b6b;
  --outline-variant: rgba(255, 255, 255, 0.12);
  --on-primary: #1a0600;
}
body.theme-ocean {
  --primary: #3b82f6;
  --primary-dim: #1e40af;
  --surface: #f5f9ff;
  --surface-low: #ffffff;
  --surface-high: #e8f0fc;
  --surface-highest: #dbe5f3;
  --surface-lowest: #eef4fd;
  --on-surface: #0f1e3d;
  --on-surface-dim: #4a5670;
  --on-surface-muted: #8a92a8;
  --outline-variant: rgba(15, 30, 61, 0.12);
  --on-primary: #ffffff;
}
body.theme-lavender {
  --primary: #8b5cf6;
  --primary-dim: #6d28d9;
  --surface: #faf7ff;
  --surface-low: #ffffff;
  --surface-high: #efe8fa;
  --surface-highest: #e3d8f5;
  --surface-lowest: #f4eefd;
  --on-surface: #2a1a4f;
  --on-surface-dim: #5b4a80;
  --on-surface-muted: #8a7ea8;
  --outline-variant: rgba(42, 26, 79, 0.12);
  --on-primary: #ffffff;
}
body.theme-forest {
  --primary: #22c55e;
  --primary-dim: #15803d;
  --surface: #f5faf5;
  --surface-low: #ffffff;
  --surface-high: #e6f1e6;
  --surface-highest: #d5e5d5;
  --surface-lowest: #f0f7f0;
  --on-surface: #0f2e1a;
  --on-surface-dim: #3a5848;
  --on-surface-muted: #7c9582;
  --outline-variant: rgba(15, 46, 26, 0.12);
  --on-primary: #ffffff;
}
body.theme-cherry {
  --primary: #ef4444;
  --primary-dim: #b91c1c;
  --surface: #fff5f6;
  --surface-low: #ffffff;
  --surface-high: #fbe0e5;
  --surface-highest: #f5c5cc;
  --surface-lowest: #feeff2;
  --on-surface: #3a0a14;
  --on-surface-dim: #6b3b44;
  --on-surface-muted: #96717a;
  --outline-variant: rgba(58, 10, 20, 0.12);
  --on-primary: #ffffff;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background-color: var(--surface);
  color: var(--on-surface);
  font-size: 16px;
  line-height: 1.5;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Kinetic Brutalism 기본 원칙: 0px radius 전체 적용 */
button, input, select, textarea, .card, .btn, .chip, .pill {
  border-radius: 0 !important;
}

/* =========================
   TYPOGRAPHY
   ========================= */
.font-display {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.display-lg { font-size: clamp(2.2rem, 5vw, 3.5rem); line-height: 1; }
.display-md { font-size: clamp(1.8rem, 4vw, 2.8rem); line-height: 1.05; }
.headline-lg { font-size: 2rem; line-height: 1.1; }
.headline-md { font-size: 1.4rem; line-height: 1.15; }
.title-md  { font-size: 1.1rem; font-weight: 700; letter-spacing: 0.02em; }
.label-md  { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; }
.label-sm  { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--on-surface-dim); }
.body-lg   { font-size: 1rem; color: var(--on-surface-dim); }
.body-sm   { font-size: 0.85rem; color: var(--on-surface-dim); }

.accent { color: var(--primary); }
.dim    { color: var(--primary-dim); }
.muted  { color: var(--on-surface-muted); }
.white  { color: var(--on-surface); }

/* =========================
   LAYOUT
   ========================= */
.app {
  display: grid;
  grid-template-columns: 200px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--surface-lowest);
  padding: 32px 0;
  display: flex;
  flex-direction: column;
}

.brand {
  padding: 0 24px 40px;
}
.brand-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 900;
  font-style: italic;
  color: var(--primary);
  font-size: 1.1rem;
  letter-spacing: 0.08em;
}
.brand-rank {
  font-size: 0.65rem;
  color: var(--on-surface-muted);
  letter-spacing: 0.2em;
  margin-top: 4px;
}

.nav {
  display: flex;
  flex-direction: column;
  flex: 1;
}
.nav a {
  padding: 14px 24px;
  color: var(--on-surface-dim);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
  border-left: 3px solid transparent;
  transition: background 0.15s, color 0.15s;
  cursor: pointer;
}
.nav a:hover { color: var(--on-surface); }
.nav a.active {
  background: var(--gradient-primary);
  color: var(--on-primary);
  border-left-color: transparent;
}
.nav .icon { font-size: 1rem; }

.sidebar-cta {
  padding: 0 24px;
  margin-top: auto;
}

.main {
  padding: 40px 48px 80px;
  overflow-y: auto;
  max-width: 100%;
}

/* =========================
   HEADER
   ========================= */
.main-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 32px;
  gap: 24px;
}

/* =========================
   BUTTONS
   ========================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: transform 0.1s, filter 0.15s;
  user-select: none;
  text-decoration: none;
}
.btn:hover { filter: brightness(1.15); }
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--gradient-primary);
  color: var(--on-primary);
  width: 100%;
}
.btn-secondary {
  background: var(--surface-highest);
  color: var(--on-surface);
  border: 2px solid color-mix(in srgb, var(--primary) 20%, transparent);
}
.btn-ghost {
  background: transparent;
  color: var(--on-surface);
  border: 2px solid var(--outline-variant);
}
.btn-danger {
  background: transparent;
  color: var(--primary-dim);
  border: 2px solid var(--primary-dim);
}
.btn-sm { padding: 8px 16px; font-size: 0.7rem; }
.btn-block { width: 100%; }

/* =========================
   CARDS & SURFACES
   ========================= */
.card {
  background: var(--surface-low);
  padding: 28px;
}
.card-elev {
  background: var(--surface-highest);
  padding: 24px;
}
.card-hero {
  background: var(--surface-lowest);
  padding: 40px;
  position: relative;
  overflow: hidden;
}
.card-accent {
  background: var(--primary);
  color: var(--on-primary);
  padding: 28px;
}

.grid {
  display: grid;
  gap: 20px;
}
.grid-2 { grid-template-columns: 2fr 1fr; }
.grid-stats { grid-template-columns: repeat(4, 1fr); }
.grid-2-even { grid-template-columns: 1fr 1fr; }

@media (max-width: 900px) {
  .grid-2, .grid-stats, .grid-2-even { grid-template-columns: 1fr; }
}

/* =========================
   DASHBOARD HERO
   ========================= */
.hero-title .line1 { color: var(--on-surface); }
.hero-title .line2 { color: var(--primary); }

.chip {
  display: inline-block;
  padding: 4px 10px;
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.chip-ghost {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.chip-muted {
  background: var(--surface-highest);
  color: var(--on-surface-dim);
}

/* =========================
   STAT CARDS
   ========================= */
.stat-card {
  background: var(--surface-low);
  padding: 20px 24px;
}
.stat-card .stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.7rem;
  color: var(--primary);
}
.stat-card .stat-value.white { color: var(--on-surface); }
.stat-card .stat-unit { color: var(--on-surface-dim); font-size: 0.85rem; font-weight: 500; }

/* =========================
   WEEKLY CHECK
   ========================= */
.week-check {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}
.day-cell {
  text-align: center;
  padding: 12px 4px;
  background: var(--surface-highest);
}
.day-label {
  font-size: 0.65rem;
  color: var(--on-surface-muted);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.day-icon {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
}
.day-done { background: var(--surface-highest); }
.day-done .day-icon { color: var(--primary); }
.day-done .day-label { color: var(--primary); }
.day-missed .day-icon { color: var(--on-surface-muted); }
.day-today { background: var(--surface-low); border: 2px solid var(--primary); }
.day-today .day-icon { color: var(--on-surface-dim); }
.day-today .day-label { color: var(--primary); }
.day-future .day-icon { color: var(--surface-highest); }

/* legacy chart (keep for logs) */
.chart {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  height: 120px;
  margin: 20px 0 8px;
}
.chart .bar {
  flex: 1;
  background: var(--surface-highest);
  position: relative;
  min-height: 6px;
  transition: background 0.15s;
}
.chart .bar.active { background: var(--gradient-primary); }
.chart-labels {
  display: flex;
  gap: 10px;
}
.chart-labels span {
  flex: 1;
  text-align: center;
  font-size: 0.65rem;
  color: var(--on-surface-muted);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.chart-labels span.today { color: var(--primary); }

/* =========================
   PROGRESS BAR
   ========================= */
.progress {
  height: 4px;
  background: var(--surface-highest);
  overflow: hidden;
}
.progress .fill {
  height: 100%;
  background: var(--gradient-primary);
  transition: width 0.3s;
}

/* =========================
   FORMS
   ========================= */
.form-group {
  margin-bottom: 24px;
}
.form-label {
  display: block;
  font-size: 0.7rem;
  color: var(--on-surface-dim);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 10px;
  font-weight: 700;
}

input[type="text"], input[type="number"], select, textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--surface-high);
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--on-surface);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-bottom-color: var(--primary);
}

.pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.pill {
  padding: 12px 18px;
  background: var(--surface-high);
  color: var(--on-surface-dim);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.15s;
  user-select: none;
}
.pill:hover { color: var(--on-surface); }
.pill.active {
  background: var(--gradient-primary);
  color: var(--on-primary);
  border-color: transparent;
}

/* =========================
   SESSION BLOCKS (routine detail)
   ========================= */
.session-block {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 24px;
  padding: 24px;
  background: var(--surface-low);
  margin-bottom: 16px;
  align-items: center;
  transition: background 0.15s;
}
.session-block:hover { background: var(--surface-highest); }
.session-block.completed {
  opacity: 0.55;
}
.session-block.completed .block-name { text-decoration: line-through; }

.block-index {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 900;
  font-size: 2rem;
  color: var(--primary);
  opacity: 0.5;
  text-align: center;
}
.block-phase {
  font-size: 0.65rem;
  color: var(--primary);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 6px;
  font-weight: 700;
}
.block-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  margin-bottom: 6px;
}
.block-cue {
  font-size: 0.85rem;
  color: var(--on-surface-dim);
  margin-bottom: 10px;
}
.block-meta {
  display: flex;
  gap: 16px;
  font-size: 0.75rem;
  color: var(--on-surface-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.block-meta strong { color: var(--primary); font-family: 'Space Grotesk', sans-serif; }

input[type="number"].inline-edit {
  width: 2.2em !important;
  padding: 0 !important;
  background: transparent !important;
  border: none !important;
  border-bottom: 1px dashed var(--outline-variant) !important;
  color: var(--primary);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  text-align: center;
  -moz-appearance: textfield;
}
input[type="number"].inline-edit::-webkit-outer-spin-button,
input[type="number"].inline-edit::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
input[type="number"].inline-edit:focus {
  outline: none;
  border-bottom: 1px solid var(--primary);
}

.check-btn {
  width: 50px;
  height: 50px;
  background: transparent;
  border: 2px solid var(--outline-variant);
  color: var(--on-surface-dim);
  cursor: pointer;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}
.check-btn.check-btn-ok { color: #22c55e !important; border-color: #22c55e !important; }
.check-btn.check-btn-ok:hover { color: #16a34a !important; border-color: #16a34a !important; }
.check-btn.check-btn-del { color: #ef4444 !important; border-color: #ef4444 !important; }
.check-btn.check-btn-del:hover { color: #dc2626 !important; border-color: #dc2626 !important; }
.check-btn:hover { border-color: var(--primary); color: var(--primary); }
.check-btn.check-btn-sm { width: 32px; height: 32px; font-size: 0.9rem; border-width: 1px; }
.session-block.completed .check-btn {
  background: var(--gradient-primary);
  color: var(--on-primary);
  border-color: transparent;
}

/* =========================
   LOG ROW
   ========================= */
.log-row {
  display: grid;
  grid-template-columns: 80px 1fr auto auto;
  gap: 24px;
  padding: 20px 24px;
  background: var(--surface-low);
  margin-bottom: 12px;
  align-items: center;
  cursor: pointer;
  transition: background 0.15s;
}
.log-row:hover { background: var(--surface-highest); }
.log-date {
  text-align: center;
  padding: 8px;
  background: var(--surface-lowest);
}
.log-date .month {
  font-size: 0.65rem;
  color: var(--on-surface-muted);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.log-date .day {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--on-surface);
}
.log-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}
.log-meta {
  font-size: 0.75rem;
  color: var(--on-surface-dim);
  margin-top: 4px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* =========================
   TIMER
   ========================= */
.timer {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 4rem;
  color: var(--primary);
  text-align: center;
  padding: 24px 0;
  letter-spacing: 0.02em;
}

/* =========================
   EMPTY STATE
   ========================= */
.empty {
  padding: 60px 24px;
  text-align: center;
  color: var(--on-surface-muted);
}

/* =========================
   MODAL
   ========================= */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  backdrop-filter: blur(6px);
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--surface-low);
  padding: 40px;
  max-width: 560px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-lg { max-width: 720px; padding: 0; }
.modal-sm { max-width: 400px; padding: 32px; }

.app-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--surface-highest);
  color: var(--on-surface);
  padding: 12px 24px;
  border: 1px solid var(--outline-variant);
  font-size: 0.85rem;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 1000;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}
.app-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}
.theme-card {
  background: var(--surface-low);
  border: 2px solid var(--outline-variant);
  padding: 0;
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.15s, transform 0.15s;
}
.theme-card:hover { transform: translateY(-2px); }
.theme-card.active { border-color: var(--primary); }
.theme-card-preview {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 110px;
  position: relative;
}
.theme-card-dots {
  display: flex;
  gap: 4px;
  margin-bottom: 6px;
}
.theme-card-dots span {
  width: 8px; height: 8px;
  background: color-mix(in srgb, var(--_text, #ffffff) 35%, transparent);
  border-radius: 50%;
}
.theme-card-bar {
  height: 8px;
  background: var(--_dim);
  opacity: 0.55;
}
.theme-card-bar.primary { background: var(--_primary); opacity: 0.9; width: 70%; }
.theme-card-bar.med     { background: var(--_primary); opacity: 0.35; width: 85%; }
.theme-card-bar.low     { background: var(--_dim);     opacity: 0.45; width: 50%; }
.theme-card-check {
  position: absolute;
  top: 10px; right: 12px;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.9rem;
  display: none;
}
.theme-card.active .theme-card-check { display: block; }
.theme-card-footer {
  padding: 14px 16px;
  background: var(--surface);
  border-top: 1px solid var(--outline-variant);
}
.theme-card-name {
  font-weight: 700;
  color: var(--on-surface);
  font-size: 0.95rem;
  margin-bottom: 2px;
}
.theme-card-en {
  font-size: 0.75rem;
  color: var(--on-surface-muted);
  letter-spacing: 0.05em;
}
.modal-lg .modal-body { padding: 40px; }
.modal-hero {
  width: 100%;
  height: 280px;
  background-size: cover;
  background-position: center;
  background-color: var(--surface-lowest);
  position: relative;
  display: flex;
  align-items: flex-end;
  padding: 32px;
}
.modal-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface) 0%, transparent) 40%, color-mix(in srgb, var(--surface) 95%, transparent) 100%);
  pointer-events: none;
}
.modal-hero > * { position: relative; z-index: 1; }
.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 5;
  background: rgba(0,0,0,0.6);
  color: #fff;
  border: none;
  width: 40px;
  height: 40px;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
}
.modal-close:hover { background: var(--primary-dim); }

.detail-steps {
  counter-reset: step;
  margin: 0;
  padding: 0;
  list-style: none;
}
.detail-steps li {
  counter-increment: step;
  padding: 14px 14px 14px 52px;
  margin-bottom: 10px;
  background: var(--surface-highest);
  position: relative;
  font-size: 0.95rem;
  line-height: 1.5;
}
.detail-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 14px;
  top: 14px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  color: var(--primary);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
}

.detail-mistakes {
  margin: 0;
  padding: 0;
  list-style: none;
}
.detail-mistakes li {
  padding: 12px 14px 12px 36px;
  margin-bottom: 8px;
  background: color-mix(in srgb, var(--primary-dim) 10%, transparent);
  position: relative;
  font-size: 0.9rem;
  border-left: 3px solid var(--primary-dim);
}
.detail-mistakes li::before {
  content: '✗';
  position: absolute;
  left: 14px;
  top: 12px;
  color: var(--primary-dim);
  font-weight: 700;
}

/* =========================
   DAILY COMBO CARD
   ========================= */
.daily-combo-card {
  border-left: 4px solid var(--primary);
}
.daily-combo-card .combo-sequence {
  background: var(--surface-low);
  margin: 16px 0;
  padding: 20px;
}

/* =========================
   COMBO SEQUENCE
   ========================= */
.combo-sequence {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin: 12px 0 14px;
  padding: 14px 16px;
  background: var(--surface-lowest);
}
.combo-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 46px;
  padding: 8px 6px;
  background: var(--gradient-primary);
  text-align: center;
  cursor: default;
}
.combo-pill.defense {
  background: var(--surface-highest);
  border: 2px solid var(--outline-variant);
}
.combo-pill.body {
  background: var(--primary-dim);
}
.combo-num {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 900;
  font-size: 1.2rem;
  line-height: 1;
  color: var(--on-primary);
}
.combo-pill.defense .combo-num {
  color: var(--on-surface-dim);
  font-size: 0.9rem;
}
.combo-label {
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--on-primary) 80%, transparent);
  line-height: 1;
}
.combo-pill.defense .combo-label {
  color: var(--on-surface-muted);
}
.combo-hand {
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0;
  opacity: 0.7;
  line-height: 1;
  margin-top: 1px;
}
.combo-arrow {
  color: var(--on-surface-muted);
  font-size: 0.8rem;
  user-select: none;
}

.session-block.has-combo {
  grid-template-columns: 80px 1fr auto;
}

/* Combo in modal */
.modal-body .combo-sequence {
  margin: 16px 0 28px;
  padding: 20px;
  background: var(--surface-highest);
}
.modal-body .combo-pill {
  min-width: 56px;
  padding: 10px 8px;
}
.modal-body .combo-num {
  font-size: 1.5rem;
}
.modal-body .combo-label {
  font-size: 0.65rem;
}

/* Today 블록의 운동명을 클릭 가능하게 */
.block-name-button {
  background: none;
  border: none;
  color: inherit;
  padding: 0;
  cursor: pointer;
  text-align: left;
  font: inherit;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: color 0.15s;
}
.block-name-button:hover { color: var(--primary); }
.block-name-button .info-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--surface-highest);
  color: var(--primary);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0;
}
.block-name-button:hover .info-icon {
  background: var(--primary);
  color: var(--surface-lowest);
}

/* =========================
   UTILS
   ========================= */
.mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; } .mt-32 { margin-top: 32px; } .mt-40 { margin-top: 40px; } .mt-48 { margin-top: 48px; }
.mb-8 { margin-bottom: 8px; } .mb-16 { margin-bottom: 16px; } .mb-24 { margin-bottom: 24px; } .mb-32 { margin-bottom: 32px; } .mb-40 { margin-bottom: 40px; }
.gap-8 { gap: 8px; } .gap-16 { gap: 16px; } .gap-24 { gap: 24px; } .gap-32 { gap: 32px; }
.flex { display: flex; } .flex-col { flex-direction: column; } .items-center { align-items: center; } .justify-between { justify-content: space-between; }
.text-center { text-align: center; } .text-right { text-align: right; }
.w-full { width: 100%; }

/* =========================
   AUTH BAR
   ========================= */
.auth-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-bottom: 8px;
  position: relative;
}
.btn-google {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--surface-highest);
  color: var(--on-surface);
  border: 1px solid var(--outline-variant);
  padding: 8px 14px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.btn-google:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--surface-high);
}
.btn-google-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.auth-profile {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 4px 8px;
  transition: background 0.15s;
}
.auth-profile:hover { background: var(--surface-highest); }
.auth-avatar {
  width: 32px;
  height: 32px;
  object-fit: cover;
}
.auth-avatar-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-dim);
  color: var(--on-primary);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
}
.auth-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--on-surface-dim);
}
.profile-menu {
  position: absolute;
  top: 44px;
  right: 0;
  background: var(--surface-low);
  padding: 20px;
  min-width: 240px;
  z-index: 60;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
}
.profile-menu-header {
  display: flex;
  align-items: center;
  gap: 12px;
}
.profile-menu-avatar {
  width: 48px;
  height: 48px;
  object-fit: cover;
}

/* PWA standalone mode */
@media (display-mode: standalone) {
  body { padding-top: env(safe-area-inset-top); }
}

/* responsive */
@media (max-width: 768px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .main { padding: 16px 16px 100px; }

  .mobile-nav {
    display: flex !important;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface-lowest);
    z-index: 50;
    padding: 8px 0 calc(8px + env(safe-area-inset-bottom));
    justify-content: space-around;
  }
  .mobile-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--on-surface-muted);
    text-decoration: none;
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 6px 12px;
  }
  .mobile-nav a .icon { font-size: 1.2rem; }
  .mobile-nav a.active { color: var(--primary); }

  .main-header { flex-direction: column; gap: 16px; }
  .display-lg { font-size: 1.8rem; }
  .display-md { font-size: 1.4rem; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-stats { grid-template-columns: repeat(2, 1fr); }

  .session-block { grid-template-columns: 50px 1fr 44px; gap: 12px; padding: 16px; }
  .block-index { font-size: 1.4rem; }
  .block-name { font-size: 1.05rem; }
  .check-btn { width: 44px; height: 44px; }

  .combo-sequence { gap: 4px; padding: 10px 12px; }
  .combo-pill { min-width: 38px; padding: 6px 4px; }
  .combo-num { font-size: 1rem; }
  .combo-label { font-size: 0.5rem; }

  .log-row { grid-template-columns: 60px 1fr; gap: 12px; padding: 14px; }
  .log-row > :nth-child(3),
  .log-row > :nth-child(4) { display: none; }

  .card-hero { padding: 24px; }
  .card { padding: 20px; }
  .card-elev { padding: 16px; }

  .modal { padding: 24px; }
  .modal-lg .modal-body { padding: 24px; }
  .modal-hero { height: 200px; padding: 20px; }
}

/* =========================
   PROFILE SETTINGS
   ========================= */
.profile-settings {
  border-left: 4px solid var(--primary);
}
.profile-settings .form-group {
  max-width: 360px;
}
.profile-settings input[type="number"] {
  max-width: 360px;
}
.profile-settings .btn-primary {
  max-width: 360px;
}

/* =========================
   MONTH CALENDAR (Logs)
   ========================= */
.month-calendar {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.cal-cell {
  text-align: center;
  padding: 10px 4px;
  background: var(--surface-highest);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-height: 48px;
  justify-content: center;
}
.cal-header-cell {
  background: transparent;
  min-height: auto;
  padding: 6px 4px;
}
.cal-day {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--on-surface-dim);
}
.cal-check {
  font-size: 0.7rem;
  color: var(--primary);
  font-weight: 700;
}
.cal-done {
  background: color-mix(in srgb, var(--primary) 15%, transparent);
  cursor: pointer;
}
.cal-done .cal-day {
  color: var(--primary);
}
.cal-today {
  border: 2px solid var(--primary);
}
.cal-future {
  opacity: 0.3;
}
.cal-empty {
  background: transparent;
  min-height: auto;
}
.cal-header {
  gap: 12px;
}

/* Calendar detail panel */
.cal-detail {
  background: var(--surface-low);
  padding: 20px;
  border-left: 3px solid var(--primary);
}

/* Recent mission delete button */
.recent-mission-delete {
  margin-left: auto;
  padding: 2px 8px !important;
  font-size: 0.65rem !important;
  line-height: 1;
  color: var(--on-surface-muted);
  border-color: transparent;
  flex-shrink: 0;
}
.recent-mission-delete:hover {
  color: var(--primary-dim);
  border-color: var(--primary-dim);
}

/* Recent mission compact list */
.recent-mission-item {
  padding: 8px 0;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--outline-variant);
  display: flex;
  gap: 8px;
  align-items: baseline;
  flex-wrap: wrap;
}
.recent-mission-item:last-child {
  border-bottom: none;
}

/* =========================
   EXERCISE PICKER (Custom Mode)
   ========================= */
.exercise-picker {
  max-width: 600px;
  width: 90%;
  padding: 32px;
}
.exercise-search {
  width: 100%;
  padding: 14px 16px;
  background: var(--surface-high);
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--on-surface);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.15s;
}
.exercise-search:focus {
  outline: none;
  border-bottom-color: var(--primary);
}
.exercise-list {
  max-height: 400px;
  overflow-y: auto;
}
.exercise-item {
  padding: 14px 16px;
  background: var(--surface-high);
  margin-bottom: 6px;
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: all 0.15s;
}
.exercise-item:hover {
  background: var(--surface-highest);
  border-left-color: var(--primary);
}

.mobile-nav { display: none; }