/* ── Variables ─────────────────────────────────────────────────────────────── */
:root {
  --bg:           #0f1117;
  --surface:      #1e2130;
  --surface-2:    #131520;
  --border:       #2d3147;
  --accent:       #f97316;
  --accent-dim:   rgba(249, 115, 22, 0.12);
  --accent-glow:  rgba(249, 115, 22, 0.35);
  --accent-hover: #ea6c0a;
  --text:         #e2e8f0;
  --text-muted:   #94a3b8;
  --text-dim:     #64748b;
  --warn:         #f59e0b;
  --warn-dim:     rgba(245, 158, 11, 0.12);
  --success:      #22c55e;

  --r-sm: 0.4rem;
  --r-md: 0.65rem;
  --r-lg: 0.9rem;
  --r-xl: 1.1rem;
  --r-full: 999px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

button { cursor: pointer; font-family: inherit; }
ul     { list-style: none; }

/* ── Layout ────────────────────────────────────────────────────────────────── */
.app-header {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1rem 0.75rem 3.75rem; /* left indent clears hamburger */
  position: sticky;
  top: 0;
  z-index: 100;
}

.app-main {
  max-width: 680px;
  margin: 0 auto;
  padding: 4rem 1rem 1.5rem; /* top clears the fixed hamburger button */
}

/* ── Progress bar ──────────────────────────────────────────────────────────── */
.progress-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  max-width: 400px;
  margin: 0 auto;
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  flex-shrink: 0;
}

.progress-step-circle {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--surface-2);
  color: var(--text-dim);
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.progress-step-label {
  font-size: 0.65rem;
  color: var(--text-dim);
  font-weight: 500;
  transition: color 0.2s ease;
  white-space: nowrap;
}

.progress-step.active .progress-step-circle {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 0 12px var(--accent-glow);
}

.progress-step.active .progress-step-label {
  color: var(--accent);
  font-weight: 700;
}

.progress-step.done .progress-step-circle {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.progress-step.done .progress-step-label {
  color: var(--text-muted);
}

.progress-connector {
  flex: 1;
  height: 2px;
  background: var(--border);
  margin: 0 0.3rem;
  margin-bottom: 1.1rem; /* align with circles, not labels */
  transition: background 0.2s ease;
  max-width: 48px;
}

.progress-connector.done {
  background: var(--accent);
}

/* ── Shared view wrapper ───────────────────────────────────────────────────── */
.view-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.view-header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.view-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.3px;
}

.view-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ── Back button ───────────────────────────────────────────────────────────── */
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0;
  transition: color 0.15s;
}

.btn-back:hover { color: var(--accent); }

/* ── Shared buttons ────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.4rem;
  border-radius: var(--r-md);
  border: none;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  transition: background 0.15s ease, opacity 0.15s, transform 0.1s ease;
}

.btn:active:not(:disabled) { transform: scale(0.97); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover:not(:disabled) { background: var(--accent-hover); }

.btn-secondary {
  background: var(--surface);
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.btn-secondary:hover:not(:disabled) { color: var(--text); border-color: var(--text-muted); }

.btn-full { width: 100%; }

/* ── Step footer (sticky generate / save bar) ─────────────────────────────── */
.step-footer {
  padding-top: 0.5rem;
}

/* ── Step 1 — Goal cards ───────────────────────────────────────────────────── */
.goals-grid {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.goal-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 1.2rem;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--r-xl);
  text-align: left;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}

.goal-card:hover {
  border-color: var(--accent);
}

.goal-card.selected {
  border-color: var(--accent);
  background: var(--accent-dim);
  box-shadow: 0 0 16px var(--accent-glow);
}

.goal-card-tag {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(249, 115, 22, 0.25);
  padding: 0.15rem 0.6rem;
  border-radius: var(--r-full);
}

.goal-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
}

.goal-card-description {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.goal-card-traits {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-top: 0.25rem;
}

.goal-card-trait {
  font-size: 0.8rem;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.goal-card-trait::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ── Step 2 — Days selector ────────────────────────────────────────────────── */
.days-grid {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.day-option {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.2rem;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--r-xl);
  text-align: left;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}

.day-option:hover { border-color: var(--accent); }

.day-option.selected {
  border-color: var(--accent);
  background: var(--accent-dim);
  box-shadow: 0 0 14px var(--accent-glow);
}

.day-option-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--surface-2);
  color: var(--text-muted);
  font-size: 1.3rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s;
}

.day-option.selected .day-option-num {
  background: var(--accent);
  color: #fff;
}

.day-option-split {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.3;
}

.day-option.selected .day-option-split {
  color: var(--text);
  font-weight: 600;
}

/* ── Step 3 — Accordion ────────────────────────────────────────────────────── */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.accordion-group {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color 0.15s;
}

.accordion-group.warn {
  border-color: var(--warn);
}

.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  background: none;
  border: none;
  color: var(--text);
  text-align: left;
  min-height: 52px;
}

.accordion-header:hover .accordion-muscle-name {
  color: var(--accent);
}

.accordion-header-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.accordion-muscle-name {
  font-weight: 700;
  font-size: 0.95rem;
  transition: color 0.15s;
}

.accordion-plan-tag {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(249, 115, 22, 0.25);
  padding: 0.1rem 0.5rem;
  border-radius: var(--r-full);
}

.accordion-group.warn .accordion-plan-tag {
  color: var(--warn);
  background: var(--warn-dim);
  border-color: rgba(245, 158, 11, 0.3);
}

.accordion-header-right {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.accordion-count {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-dim);
  white-space: nowrap;
}

.accordion-chevron {
  font-size: 1.1rem;
  color: var(--text-dim);
  transition: transform 0.2s ease;
  line-height: 1;
}

.accordion-group.open .accordion-chevron {
  transform: rotate(-180deg);
}

/* Accordion body: collapsed by default — height animated by JS */
.accordion-body {
  height: 0;
  overflow: hidden;
}

.accordion-exercises {
  padding: 0.25rem 0 0.5rem;
  border-top: 1px solid var(--border);
}

/* ── Exercise row ──────────────────────────────────────────────────────────── */
.exercise-row {
  padding: 0 0.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.exercise-row:last-child { border-bottom: none; }

.exercise-row-main {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.75rem;
  flex-wrap: wrap;
}

.exercise-check-label {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex: 1;
  min-width: 0;
  cursor: pointer;
}

.exercise-check {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

.exercise-name-text {
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.3;
}

.badge-rec {
  flex-shrink: 0;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(249, 115, 22, 0.3);
  padding: 0.15rem 0.5rem;
  border-radius: var(--r-full);
  white-space: nowrap;
}

.exercise-details-btn {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.6rem;
  border-radius: var(--r-sm);
  transition: color 0.15s, border-color 0.15s;
  white-space: nowrap;
}

.exercise-details-btn:hover,
.exercise-details-btn.open {
  color: var(--accent);
  border-color: var(--accent);
}

.details-chevron {
  transition: transform 0.2s ease;
  display: inline-block;
}

.exercise-details-btn.open .details-chevron { transform: rotate(-180deg); }

/* Exercise details panel — height animated by JS */
.exercise-details {
  height: 0;
  overflow: hidden;
  background: var(--surface-2);
}

/* Exercise images (start / end position) */
.exercise-images-container {
  margin: 0.75rem 0.75rem 0;
  display: flex;
  gap: 0.5rem;
}

.exercise-images-container.loading {
  min-height: 90px;
  border-radius: var(--r-md);
  background: var(--surface);
  border: 1px solid var(--border);
  align-items: center;
  justify-content: center;
}

.gif-loading-text {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.exercise-img {
  flex: 1;
  width: 50%;
  height: auto;
  display: block;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--surface);
  object-fit: cover;
}

.exercise-why,
.exercise-tip {
  padding: 0.65rem 1rem 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.exercise-why { padding-top: 0.75rem; }

.exercise-tip strong { color: var(--text); }

.exercise-scheme {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0.65rem 1rem 0.75rem;
  margin-top: 0.1rem;
}

.scheme-item {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.2rem 0.55rem;
  border-radius: var(--r-full);
  border: 1px solid rgba(249, 115, 22, 0.2);
}

.scheme-item.scheme-rest {
  color: var(--text-dim);
  background: var(--surface);
  border-color: var(--border);
}

.scheme-sep {
  color: var(--text-dim);
  font-size: 0.75rem;
}

/* ── Step 4 — Plan ─────────────────────────────────────────────────────────── */
.plan-meta {
  text-align: center;
}

.plan-meta-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(249, 115, 22, 0.3);
  padding: 0.4rem 1rem;
  border-radius: var(--r-full);
  font-weight: 600;
  font-size: 0.85rem;
}

/* ── Carousel ─────────────────────────────────────────────────────────────── */
.carousel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 600px;
  width: 100%;
  margin: 0 auto;
}

.carousel-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.carousel-counter {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
}

.carousel-arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.carousel-arrow:hover:not(:disabled) {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}

.carousel-arrow:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.carousel-viewport {
  /* No overflow:hidden — lets the card determine its own height naturally */
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  border: none;
  padding: 0;
  transition: background 0.2s, transform 0.2s;
}

.carousel-dot.active {
  background: var(--accent);
  transform: scale(1.35);
}

/* ── Slide-in animations ──────────────────────────────────────────────────── */
@keyframes carousel-from-right {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes carousel-from-left {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0); }
}

.carousel-enter-right { animation: carousel-from-right 0.25s ease; }
.carousel-enter-left  { animation: carousel-from-left  0.25s ease; }

/* ── Day card ─────────────────────────────────────────────────────────────── */
.plan-day-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  overflow: hidden;
}

.plan-day-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.1rem;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}

.plan-day-letter {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 800;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(249, 115, 22, 0.25);
}

.plan-day-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text);
}

.plan-section {
  padding: 0.65rem 1.1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.plan-section:last-child { border-bottom: none; }

.plan-section-muscle {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
}

.plan-section-exercises { display: flex; flex-direction: column; gap: 0.35rem; }

.plan-exercise-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.45rem 0.65rem;
  background: var(--surface-2);
  border-radius: var(--r-sm);
}

.plan-exercise-name {
  font-size: 0.85rem;
  color: var(--text);
  flex: 1;
  line-height: 1.3;
}

.plan-exercise-scheme {
  font-size: 0.75rem;
  color: var(--text-dim);
  white-space: nowrap;
  flex-shrink: 0;
}

.plan-no-exercises {
  padding: 0.75rem 1.1rem;
  font-size: 0.82rem;
  color: var(--text-dim);
  font-style: italic;
}

.plan-footer {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.plan-footer .btn { flex: 1; min-width: 140px; }

/* ── Toast ─────────────────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.75rem 1.25rem;
  border-radius: var(--r-full);
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
  z-index: 200;
  max-width: calc(100vw - 2rem);
  text-align: center;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
}

.toast.visible {
  transform: translateX(-50%) translateY(0);
}

/* ── Tablet+ ───────────────────────────────────────────────────────────────── */
@media (min-width: 600px) {
  .app-main { padding: 2rem 1.5rem 6rem; }

  .goals-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }

  .goal-card { height: 100%; }

  .days-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .carousel-arrow {
    width: 44px;
    height: 44px;
  }

  .plan-footer { flex-wrap: nowrap; }
}

@media (min-width: 900px) {
  .carousel-arrow {
    width: 48px;
    height: 48px;
    font-size: 1.1rem;
  }
}

/* ── Ghost / small button variants ─────────────────────────────────────────── */
.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover:not(:disabled) { border-color: var(--text-muted); color: var(--text); }

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: 0.82rem;
}

/* ── Bottom navigation ──────────────────────────────────────────────────────── */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  display: flex;
  z-index: 50;
}

.bottom-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: color 0.15s;
  padding: 0;
}

.bottom-nav-item svg {
  width: 21px;
  height: 21px;
}

.bottom-nav-item.active        { color: var(--accent); }
.bottom-nav-item:not(.active):hover { color: var(--text-muted); }

/* ── Mis planes page ────────────────────────────────────────────────────────── */
.plans-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.85rem;
  padding: 3.5rem 1rem;
  text-align: center;
}

.plans-empty-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
}

.plans-empty-icon svg { width: 28px; height: 28px; }

.plans-empty-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}

.plans-empty-text {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: -0.25rem;
}

.myplans-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.myplan-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  overflow: hidden;
}

.myplan-header {
  padding: 0.85rem 1.1rem 0.7rem;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}

.myplan-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text);
}

.myplan-date {
  font-size: 0.74rem;
  color: var(--text-dim);
  margin-top: 0.15rem;
}

.myplan-days {
  padding: 0.65rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.myplan-day {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.myplan-day-letter {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.myplan-day-label { flex: 1; }

.myplan-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.75rem 1.1rem;
  border-top: 1px solid var(--border);
}

.myplan-actions .btn-primary { flex: 1 1 auto; min-width: 130px; }

/* ── Session: day picker ────────────────────────────────────────────────────── */
.session-days {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.session-day-btn {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 0.9rem 1.1rem;
  text-align: left;
  color: var(--text);
  width: 100%;
  transition: border-color 0.15s, background 0.15s;
}

.session-day-btn:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.session-day-letter {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 800;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(249, 115, 22, 0.3);
}

.session-day-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.session-day-name  { font-weight: 600; font-size: 0.9rem; }
.session-day-count { font-size: 0.74rem; color: var(--text-dim); }
.session-day-arrow { color: var(--text-dim); font-size: 1rem; }

/* ── Session: exercise screen ───────────────────────────────────────────────── */
.session-screen {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  min-height: 100svh;
}

.session-topbar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.session-exit-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.session-exit-btn:hover { color: var(--text); border-color: var(--text-muted); }

.session-prog-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.session-prog-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.session-prog-track {
  height: 4px;
  background: var(--border);
  border-radius: 99px;
  overflow: hidden;
}

.session-prog-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 99px;
  transition: width 0.35s ease;
}

.session-images {
  display: flex;
  gap: 0.5rem;
}

.session-img {
  flex: 1;
  width: 50%;
  height: auto;
  max-height: 160px;
  object-fit: cover;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--surface);
}

.session-body { flex: 1; overflow-y: auto; }

.session-muscle {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--accent);
  margin-bottom: 0.3rem;
}

.session-exname {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 0.65rem;
}

.session-scheme { margin-bottom: 1rem; }

.session-sets-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.session-dots { display: flex; gap: 0.35rem; }

.session-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
  transition: background 0.15s;
}

.session-dot.done { background: var(--accent); }

.session-sets-text {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ── Session: sets log table ─────────────────────────────────────────────────── */
.session-sets-table {
  margin-top: 0.25rem;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
}

.session-sets-header {
  display: grid;
  grid-template-columns: 36px 1fr 40px;
  gap: 0;
  padding: 0.35rem 0.5rem;
  background: var(--surface-2);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  text-align: center;
}

.session-sets-header span:first-child { text-align: left; }

.session-set-row {
  display: grid;
  grid-template-columns: 36px 1fr 40px;
  align-items: center;
  gap: 0;
  padding: 0.45rem 0.5rem;
  border-top: 1px solid var(--border);
  transition: background 0.2s;
}

.session-set-row.done {
  background: var(--accent-dim);
}

.session-set-row.done .set-num,
.session-set-row.done .set-input {
  color: var(--accent);
}

.set-num {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: left;
}

.set-input {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  text-align: center;
  padding: 0.3rem 0.2rem;
  width: calc(100% - 6px);
  margin: 0 3px;
  transition: border-color 0.15s;
  -moz-appearance: textfield;
}

.set-input::-webkit-outer-spin-button,
.set-input::-webkit-inner-spin-button { -webkit-appearance: none; }

.set-input:focus {
  outline: none;
  border-color: var(--accent);
}

.set-check-btn {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--surface);
  border: 1.5px solid var(--border);
  color: var(--text-dim);
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.1s;
}

.set-check-btn.done {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.set-check-btn:active { transform: scale(0.9); }

/* ── Session: footer ─────────────────────────────────────────────────────────── */
.session-footer {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding-top: 0.5rem;
}

/* ── Session: rest screen ───────────────────────────────────────────────────── */
.session-rest-screen { justify-content: space-between; }

.session-rest-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  padding: 2rem 0;
}

.session-rest-heading {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
}

/* Rest ring */
.rest-ring-wrap {
  position: relative;
  width: 160px;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rest-ring-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.rest-ring-bg {
  fill: none;
  stroke: var(--border);
  stroke-width: 7;
}

.rest-ring-fg {
  fill: none;
  stroke: var(--accent);
  stroke-width: 7;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.9s linear;
}

.rest-ring-time {
  position: relative;
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

/* ── Session: completion screen ─────────────────────────────────────────────── */
.session-completion {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100svh - 5rem);
  gap: 1.1rem;
  text-align: center;
  padding: 2rem 0;
}

.completion-check {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(249, 115, 22, 0.5);
}

.completion-title { font-size: 1.5rem; font-weight: 700; }

.completion-sub { font-size: 0.9rem; color: var(--text-muted); margin-top: -0.25rem; }

.completion-stats {
  display: flex;
  gap: 2.5rem;
  margin: 0.5rem 0;
}

.completion-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.completion-stat-num {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
}

.completion-stat-lbl {
  font-size: 0.74rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ── Historial: streak card ─────────────────────────────────────────────────── */
.hist-streak-card {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: linear-gradient(135deg, rgba(249,115,22,0.18) 0%, rgba(249,115,22,0.06) 100%);
  border: 1px solid rgba(249,115,22,0.35);
  border-radius: var(--r-lg);
  padding: 0.9rem 1.1rem;
  margin-bottom: 0.75rem;
}

.hist-streak-card.hist-streak-zero {
  background: var(--surface);
  border-color: var(--border);
}

.hist-streak-fire {
  font-size: 2rem;
  line-height: 1;
  flex-shrink: 0;
}

.hist-streak-body {
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
  flex: 1;
}

.hist-streak-num {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.hist-streak-zero .hist-streak-num { color: var(--text-dim); }

.hist-streak-unit {
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
}

.hist-streak-zero .hist-streak-unit { color: var(--text-dim); }

.hist-streak-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-left: auto;
  align-self: center;
}

/* ── Historial: stats row ───────────────────────────────────────────────────── */
.hist-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.hist-stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 0.75rem 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  text-align: center;
}

.hist-stat-num {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.hist-stat-lbl {
  font-size: 0.62rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  line-height: 1.2;
}

/* ── Historial: view toggle ─────────────────────────────────────────────────── */
.hist-toggle {
  display: flex;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 3px;
  gap: 3px;
  margin-bottom: 0.25rem;
}

.hist-toggle-btn {
  flex: 1;
  padding: 0.45rem 0.75rem;
  border: none;
  border-radius: calc(var(--r-md) - 2px);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  transition: background 0.15s, color 0.15s;
}

.hist-toggle-btn.active {
  background: var(--accent);
  color: #fff;
}

/* ── Historial: week view ───────────────────────────────────────────────────── */
.week-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.3rem;
  padding: 0.5rem 0;
}

.week-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem 0;
  border-radius: var(--r-md);
  transition: background 0.15s;
}

.week-cell:hover { background: var(--surface); }

.week-abbr {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-dim);
  letter-spacing: 0.3px;
}

.week-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  border: 1px solid transparent;
  transition: background 0.15s, color 0.15s;
}

.week-circle.today {
  border-color: var(--accent);
  color: var(--accent);
}

.week-circle.trained {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ── Historial: month view ──────────────────────────────────────────────────── */
.month-nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0 0.75rem;
}

.month-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text);
}

.month-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 3px;
}

.month-head {
  text-align: center;
  font-size: 0.64rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 0.3rem 0;
}

.month-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--r-sm);
  border: none;
  background: none;
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
}

.month-cell:not(.empty):hover { background: var(--surface); }

.month-cell.empty { pointer-events: none; }

.month-cell.today {
  border: 1px solid var(--accent);
  color: var(--accent);
  font-weight: 700;
}

.month-cell.trained {
  background: var(--accent);
  color: #fff;
  font-weight: 700;
}

.month-cell.trained.today {
  background: var(--accent);
  border-color: transparent;
  box-shadow: 0 0 0 2px var(--accent-glow);
}

/* ── Historial: detail panel ────────────────────────────────────────────────── */
.hist-detail {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding-top: 0.75rem;
}

.hist-detail-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.hist-detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.hist-detail-name {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.25;
}

.hist-detail-time {
  font-size: 0.74rem;
  color: var(--text-dim);
  margin-top: 0.15rem;
}

.hist-detail-nums {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.2rem;
  flex-shrink: 0;
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.hist-deferred {
  font-size: 0.72rem;
  color: var(--warn);
}

.hist-muscles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.muscle-badge {
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(249, 115, 22, 0.25);
  border-radius: var(--r-full);
  padding: 0.2rem 0.6rem;
  font-size: 0.72rem;
  font-weight: 600;
}

/* ── Page & step animations ─────────────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideFromRight {
  from { opacity: 0; transform: translateX(28px); }
  to   { opacity: 1; transform: none; }
}

@keyframes slideFromLeft {
  from { opacity: 0; transform: translateX(-28px); }
  to   { opacity: 1; transform: none; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: none; }
}

.page-fade-in     { animation: fadeIn         0.2s  ease-out both; }
.step-enter-right { animation: slideFromRight 0.25s ease-out both; }
.step-enter-left  { animation: slideFromLeft  0.25s ease-out both; }

/* Card stagger (animation-delay set inline via JS) */
.stagger-item { animation: fadeUp 0.28s ease-out both; }

/* ── Exercise edit button & custom dot ──────────────────────────────────────── */
.exercise-edit-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text-dim);
  font-size: 0.75rem;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.exercise-row.exercise-checked .exercise-edit-btn { display: inline-flex; }

.exercise-edit-btn:hover,
.exercise-edit-btn.active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

.scheme-custom-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  vertical-align: middle;
  margin-left: 2px;
}

/* ── Inline scheme edit panel ───────────────────────────────────────────────── */
.exercise-edit-panel {
  height: 0;
  overflow: hidden;
  background: var(--surface-2);
  border-top: 0 solid var(--border);
  transition: border-top-width 0s;
}

.exercise-edit-panel.open {
  border-top-width: 1px;
}

.edit-panel-inner {
  padding: 0.75rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.edit-panel-inputs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
}

.edit-input-label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.edit-input-name {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
}

.edit-input {
  width: 100%;
  padding: 0.45rem 0.6rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text);
  font-size: 0.85rem;
  font-family: inherit;
  transition: border-color 0.15s;
}

.edit-input:focus {
  outline: none;
  border-color: var(--accent);
}

/* hide browser number spinners */
.edit-input[type="number"]::-webkit-inner-spin-button,
.edit-input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; }
.edit-input[type="number"] { -moz-appearance: textfield; appearance: textfield; }

.edit-panel-actions {
  display: flex;
  gap: 0.5rem;
}

/* ── Edit plan page ─────────────────────────────────────────────────────────── */
.edit-meta-section {
  margin-bottom: 0.5rem;
}

.edit-meta-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

.edit-option-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.edit-option-btn {
  padding: 0.45rem 0.9rem;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.edit-option-btn:hover {
  border-color: var(--accent);
  color: var(--text);
}

.edit-option-btn.active {
  border-color: var(--accent);
  background: var(--accent-dim);
  color: var(--accent);
}

/* ── Session: working weight bar ────────────────────────────────────────────── */
.session-weight-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.55rem 0.85rem;
  margin-bottom: 0.35rem;
}

.session-weight-info {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.session-weight-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
}

.session-weight-val {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.session-weight-editor {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.85rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--r-md) var(--r-md);
  margin-top: -0.35rem;
  margin-bottom: 0.35rem;
}

.session-weight-input {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  text-align: center;
  padding: 0.35rem 0.5rem;
  -moz-appearance: textfield;
}

.session-weight-input::-webkit-outer-spin-button,
.session-weight-input::-webkit-inner-spin-button { -webkit-appearance: none; }

.session-weight-input:focus { outline: none; border-color: var(--accent); }

.session-weight-unit {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* ── Plan weights page ───────────────────────────────────────────────────────── */
.pw-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.pw-day {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.pw-day-title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
  padding: 0.75rem 1rem;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}

.pw-day-letter {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pw-ex-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

.pw-ex-row:last-child { border-bottom: none; }

.pw-ex-info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  flex: 1;
  min-width: 0;
}

.pw-ex-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
}

.pw-ex-meta {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.pw-input-wrap {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
}

.pw-weight-input {
  width: 72px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  font-weight: 700;
  text-align: center;
  padding: 0.4rem 0.25rem;
  -moz-appearance: textfield;
  transition: border-color 0.15s;
}

.pw-weight-input::-webkit-outer-spin-button,
.pw-weight-input::-webkit-inner-spin-button { -webkit-appearance: none; }

.pw-weight-input:focus { outline: none; border-color: var(--accent); }

.pw-kg {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* ── Mis ejercicios page ─────────────────────────────────────────────────────── */
.ex-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.ex-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.ex-item-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  cursor: pointer;
  user-select: none;
}

.ex-item-thumb {
  width: 52px;
  height: 52px;
  border-radius: var(--r-md);
  object-fit: cover;
  border: 1px solid var(--border);
  background: var(--surface-2);
  flex-shrink: 0;
}

.ex-item-thumb-placeholder {
  background: var(--surface-2);
}

.ex-item-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.ex-item-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ex-item-weights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.ex-weight-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 0.3rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-dim);
  border-radius: var(--r-full);
  padding: 0.15rem 0.55rem;
}

.ex-weight-chip-max {
  color: var(--text-muted);
  background: var(--surface-2);
}

.ex-weight-tag {
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-dim);
}

.ex-expand-chevron {
  color: var(--text-dim);
  font-size: 0.85rem;
  transition: transform 0.2s ease;
  flex-shrink: 0;
  padding: 0.25rem;
}

.ex-expand-chevron.open { transform: rotate(180deg); }

/* Chart */
.ex-chart-wrap {
  padding: 0 0.75rem 0.5rem;
}

.weight-chart {
  width: 100%;
  height: 56px;
  display: block;
  overflow: visible;
}

.chart-area {
  fill: var(--accent-dim);
  stroke: none;
}

.chart-line {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.chart-dot {
  fill: var(--accent);
  stroke: var(--surface);
  stroke-width: 1.5;
}

/* History panel */
.ex-history {
  height: 0;
  overflow: hidden;
}

.ex-history.open { height: auto; }

.ex-history-inner {
  padding: 0.5rem 0.75rem 0.75rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.ex-hist-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--border);
}

.ex-hist-row:last-child { border-bottom: none; }

.ex-hist-date {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.ex-hist-weight {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

.ex-hist-empty {
  font-size: 0.82rem;
  color: var(--text-dim);
  text-align: center;
  padding: 0.5rem 0;
}

/* ── Hamburger button ────────────────────────────────────────────────────────── */
.hamburger-btn {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 300;
  width: 40px;
  height: 40px;
  border-radius: var(--r-md);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, opacity 0.15s, visibility 0.15s;
  flex-shrink: 0;
}

.hamburger-btn svg { width: 18px; height: 18px; }
.hamburger-btn:hover { background: var(--surface-2); border-color: var(--text-muted); }
.hamburger-btn[hidden] { display: none; }

.hamburger-btn.nav-open {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* ── Side nav overlay ────────────────────────────────────────────────────────── */
.side-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease-out;
}

.side-nav-overlay.visible {
  opacity: 1;
  pointer-events: all;
}

/* ── Side nav drawer ─────────────────────────────────────────────────────────── */
.side-nav {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 75vw;
  max-width: 300px;
  background: var(--surface);
  z-index: 250;
  display: flex;
  flex-direction: column;
  transform: translateX(-100%);
  transition: transform 0.25s ease-out;
  overflow-y: auto;
  overflow-x: hidden;
}

/* orange left stripe */
.side-nav::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
  z-index: 1;
  pointer-events: none;
}

.side-nav.open { transform: translateX(0); }

.side-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 0.85rem 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.side-nav-profile {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.side-nav-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.side-nav-avatar svg { width: 20px; height: 20px; }

.side-nav-profile-name {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text);
}

.side-nav-streak {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
  font-weight: 500;
}

.side-nav-close {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
  flex-shrink: 0;
}

.side-nav-close:hover { border-color: var(--text-muted); color: var(--text); }

.side-nav-list {
  flex: 1;
  padding: 0.5rem 0;
  list-style: none;
}

.side-nav-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.875rem 1rem 0.875rem 1.25rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-family: inherit;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.side-nav-item svg { width: 20px; height: 20px; flex-shrink: 0; }
.side-nav-item:hover { background: var(--surface-2); color: var(--text); }

.side-nav-item.active {
  color: var(--accent);
  background: var(--accent-dim);
  font-weight: 700;
}

/* ── Exercises: search bar ───────────────────────────────────────────────────── */
.ex-search-wrap {
  position: relative;
  margin-bottom: 0.65rem;
}

.ex-search-icon {
  position: absolute;
  left: 0.8rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-dim);
  pointer-events: none;
}

.ex-search-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  padding: 0.6rem 1rem 0.6rem 2.35rem;
  transition: border-color 0.15s;
  -webkit-appearance: none;
}

.ex-search-input:focus { outline: none; border-color: var(--accent); }
.ex-search-input::placeholder { color: var(--text-dim); }
.ex-search-input::-webkit-search-cancel-button { cursor: pointer; opacity: 0.5; }

/* ── Exercises: filter chips (mobile) ───────────────────────────────────────── */
.ex-filters {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  padding-bottom: 0.6rem;
  margin-bottom: 0.25rem;
  scrollbar-width: none;
}

.ex-filters::-webkit-scrollbar { display: none; }

.ex-filter-chip {
  flex-shrink: 0;
  padding: 0.3rem 0.8rem;
  border-radius: var(--r-full);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  white-space: nowrap;
}

.ex-filter-chip:hover { color: var(--text); border-color: var(--text-muted); }

.ex-filter-chip.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ── Exercises: filter select (desktop) ─────────────────────────────────────── */
.ex-filter-select-wrap {
  display: none;
  margin-bottom: 0.75rem;
}

.ex-filter-select {
  width: 100%;
  max-width: 280px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  color: var(--text);
  font-size: 0.875rem;
  font-family: inherit;
  padding: 0.45rem 2rem 0.45rem 0.75rem;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8' fill='none' stroke='%2394a3b8' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='1 1 6 7 11 1'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.65rem center;
  background-size: 11px;
  transition: border-color 0.15s, color 0.15s;
}

.ex-filter-select:focus {
  outline: none;
  border-color: var(--accent);
}

/* Swap visibility at 768px */
@media (min-width: 768px) {
  .ex-filters            { display: none; }
  .ex-filter-select-wrap { display: block; }
}

/* ── Exercises: heart (favorite) button ──────────────────────────────────────── */
.ex-fav-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: none;
  border: 1.5px solid var(--border);
  color: var(--text-dim);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.ex-fav-btn:hover { border-color: var(--accent); color: var(--accent); }

.ex-fav-btn.active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

.ex-chevron-hidden { visibility: hidden; }

.ex-empty-msg {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ── Exercise: name row (name + Personal badge) ──────────────────────────────── */
.ex-item-name-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.ex-item-name-row .ex-item-name {
  flex: 1;
  min-width: 0;
}

/* ── Exercise: initials placeholder for custom exercises ─────────────────────── */
.ex-thumb-initials {
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.03em;
  border: 1px solid rgba(249, 115, 22, 0.3);
}

/* ── Exercise: Personal badge ────────────────────────────────────────────────── */
.badge-personal {
  flex-shrink: 0;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--accent);
  color: #fff;
  border-radius: var(--r-full);
  padding: 0.15rem 0.5rem;
  line-height: 1.4;
}

/* ── Exercise: history list inside expanded panel ────────────────────────────── */
.ex-hist-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* ── Exercise: inline weight editor bar ─────────────────────────────────────── */
.ex-weight-editor-bar {
  padding: 0.65rem 0 0.6rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.4rem;
}

.ex-wbar-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.ex-wbar-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
  min-width: 110px;
}

.ex-wbar-label {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.ex-wbar-display {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.ex-wbar-value {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.ex-wbar-value-max {
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 600;
}

.ex-wbar-edit-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text-dim);
  font-size: 0.75rem;
  padding: 0.18rem 0.38rem;
  line-height: 1.4;
  transition: border-color 0.15s, color 0.15s;
}

.ex-wbar-edit-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.ex-wbar-editor {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.ex-wbar-input {
  width: 76px;
  background: var(--surface-2);
  border: 1px solid var(--accent);
  border-radius: var(--r-md);
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.28rem 0.5rem;
  text-align: center;
}

.ex-wbar-input:focus { outline: none; }

.ex-wbar-unit {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-left: -0.15rem;
}

/* ── Exercise: notes section ─────────────────────────────────────────────────── */
.ex-note-section {
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
  margin-top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ex-note-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ex-note-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ex-note-counter {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.ex-note-textarea {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  color: var(--text);
  font-family: inherit;
  font-size: 0.84rem;
  line-height: 1.5;
  padding: 0.55rem 0.65rem;
  resize: vertical;
  min-height: 72px;
  transition: border-color 0.15s;
}

.ex-note-textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.ex-note-textarea::placeholder { color: var(--text-dim); }

.ex-note-save {
  align-self: flex-end;
}

/* ── Exercise: custom actions (edit / delete) ────────────────────────────────── */
.ex-custom-actions {
  display: flex;
  gap: 0.5rem;
  border-top: 1px solid var(--border);
  padding-top: 0.65rem;
  margin-top: 0.25rem;
}

.ex-delete-btn:hover {
  color: #ef4444 !important;
  border-color: rgba(239, 68, 68, 0.4) !important;
}

/* ── Exercise: FAB ───────────────────────────────────────────────────────────── */
.ex-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  color: #fff;
  font-size: 1.6rem;
  font-weight: 300;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.45);
  z-index: 150;
  transition: background 0.15s, transform 0.15s, box-shadow 0.15s;
}

.ex-fab:hover {
  background: var(--accent-hover);
  transform: scale(1.07);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.55);
}

/* ── Exercise: create/edit panel overlay ────────────────────────────────────── */
.ex-panel-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.ex-panel-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

/* ── Exercise: create/edit bottom sheet ──────────────────────────────────────── */
.ex-panel {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-width: 680px;
  margin: 0 auto;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-radius: 1.2rem 1.2rem 0 0;
  z-index: 210;
  max-height: 92svh;
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
}

.ex-panel.open { transform: translateY(0); }

.ex-panel-handle {
  width: 36px;
  height: 4px;
  background: var(--border);
  border-radius: var(--r-full);
  margin: 0.65rem auto 0;
  flex-shrink: 0;
}

.ex-panel-scroll {
  overflow-y: auto;
  padding: 0 1.1rem 2rem;
  flex: 1;
}

.ex-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0 0.75rem;
  position: sticky;
  top: 0;
  background: var(--surface);
  z-index: 1;
}

.ex-panel-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.ex-panel-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
}

.ex-panel-close:hover { background: var(--surface-2); color: var(--text); }

/* ── Exercise form fields ────────────────────────────────────────────────────── */
#ex-create-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-bottom: 0.5rem;
}

.ex-form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.ex-form-label {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-muted);
}

.ex-form-required { color: var(--accent); margin-left: 0.1rem; }
.ex-form-optional { color: var(--text-dim); font-weight: 400; font-size: 0.78rem; }

.ex-form-input {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  padding: 0.6rem 0.75rem;
  transition: border-color 0.15s;
  width: 100%;
}

.ex-form-input:focus {
  outline: none;
  border-color: var(--accent);
}

.ex-form-input::placeholder { color: var(--text-dim); }

select.ex-form-input { appearance: none; cursor: pointer; }

.ex-form-textarea {
  min-height: 76px;
  resize: vertical;
  line-height: 1.5;
}

.ex-form-counter-row {
  display: flex;
  justify-content: flex-end;
}

.ex-form-counter {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.ex-form-error {
  font-size: 0.78rem;
  color: #ef4444;
  display: none;
}

.ex-form-error.visible { display: block; }

/* ── Session: note banner ────────────────────────────────────────────────────── */
.session-note-banner {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  background: rgba(249, 115, 22, 0.12);
  border: 1px solid rgba(249, 115, 22, 0.3);
  border-radius: var(--r-md);
  padding: 0.6rem 0.75rem;
  margin-bottom: 0.75rem;
}

.session-note-icon {
  flex-shrink: 0;
  font-size: 0.95rem;
  line-height: 1.5;
}

.session-note-text {
  font-size: 0.85rem;
  color: var(--text);
  line-height: 1.5;
}

/* ── Quick session log panel ─────────────────────────────────────────────────── */
.myplan-last-session {
  font-size: 0.74rem;
  color: var(--text-dim);
  padding: 0.25rem 0 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.myplan-last-session::before {
  content: '✓';
  color: var(--success);
  font-weight: 700;
  font-size: 0.8rem;
}

.myplan-quick-log-btn {
  width: 100%;
  padding: 0.55rem 1rem;
  border: none;
  border-top: 1px solid var(--border);
  background: none;
  color: var(--text-dim);
  font-size: 0.8rem;
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: background 0.15s, color 0.15s;
}

.myplan-quick-log-btn:hover {
  background: var(--surface-2);
  color: var(--text-muted);
}

.quick-log-panel {
  height: 0;
  overflow: hidden;
}

.quick-log-inner {
  padding: 0.85rem 1rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.quick-log-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
}

.quick-log-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.quick-log-label {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-muted);
}

.quick-log-optional {
  font-size: 0.68rem;
  color: var(--text-dim);
  font-weight: 400;
}

.quick-log-select,
.quick-log-input,
.quick-log-textarea {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text);
  font-size: 0.875rem;
  font-family: inherit;
  padding: 0.45rem 0.65rem;
  width: 100%;
  transition: border-color 0.15s;
}

.quick-log-select:focus,
.quick-log-input:focus,
.quick-log-textarea:focus { outline: none; border-color: var(--accent); }

.quick-log-textarea {
  resize: vertical;
  min-height: 64px;
  max-height: 120px;
}

.quick-log-char-count {
  font-size: 0.68rem;
  color: var(--text-dim);
  text-align: right;
}

.quick-log-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
}

/* ── Mi progreso ─────────────────────────────────────────────────────────────── */

/* Summary cards */
.pg-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.pg-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.pg-card-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pg-card-value {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}

.pg-card-unit {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
}

.pg-chg {
  font-size: 0.78rem;
  font-weight: 600;
}

.pg-chg-good    { color: var(--success); }
.pg-chg-bad     { color: #ef4444; }
.pg-chg-neutral { color: var(--text-muted); }

/* Metric chips */
.pg-metric-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.65rem;
}

.pg-chip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.3rem 0.75rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.pg-chip:hover { background: var(--surface-2); color: var(--text); }

.pg-chip.active {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}

/* Period buttons */
.pg-period-row {
  display: flex;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.pg-period-btn {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.35rem 0;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.pg-period-btn:hover { background: var(--surface-2); color: var(--text); }

.pg-period-btn.active {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 700;
}

/* Chart */
.pg-chart-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2.6rem 0.5rem 0.25rem;   /* top padding reserves space for the select */
  margin-bottom: 1.25rem;
  position: relative;
  overflow: visible;
}

.pg-chart-wrap-short {
  padding: 2.6rem 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.pg-chart-empty-msg {
  color: var(--text-dim);
  font-size: 0.875rem;
}

.pg-chart-select {
  position: absolute;
  top: 0.55rem;
  right: 0.65rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-family: inherit;
  padding: 0.25rem 1.6rem 0.25rem 0.55rem;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  /* custom chevron */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8' fill='none' stroke='%2394a3b8' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='1 1 6 7 11 1'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.45rem center;
  background-size: 10px;
  max-width: 52%;
  transition: border-color 0.15s, color 0.15s;
}

.pg-chart-select:focus {
  outline: none;
  border-color: var(--accent);
  color: var(--text);
}

.pg-chart-svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
  animation: pg-chart-in 0.22s ease;
}

@keyframes pg-chart-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.pg-grid {
  stroke: var(--border);
  stroke-width: 1;
}

.pg-area {
  fill: url(#pg-grad);
}

.pg-line {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.pg-pt {
  fill: var(--surface);
  stroke: var(--accent);
  stroke-width: 2;
  cursor: pointer;
  transition: r 0.15s;
}

.pg-pt-max {
  fill: var(--accent);
  stroke: var(--accent);
}

.pg-pt-min {
  fill: var(--surface-2);
  stroke: var(--accent);
}

.pg-ylabel {
  fill: var(--text-dim);
  font-size: 9px;
  font-family: inherit;
}

.pg-xlabel {
  fill: var(--text-dim);
  font-size: 9px;
  font-family: inherit;
}

.pg-ext-label {
  fill: var(--accent);
  font-size: 9px;
  font-weight: 700;
  font-family: inherit;
}

.pg-chart-hint {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.65rem;
  white-space: nowrap;
  pointer-events: none;
  margin-bottom: 0.4rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.pg-chart-empty {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.875rem;
  padding: 2rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  margin-bottom: 1.25rem;
}

.pg-chart-single {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  margin-bottom: 1.25rem;
  gap: 0.25rem;
}

.pg-chart-single-val  { font-size: 2rem; font-weight: 700; color: var(--accent); }
.pg-chart-single-date { font-size: 0.85rem; color: var(--text-muted); }

/* History */
.pg-hist-section {
  margin-top: 0.5rem;
}

.pg-hist-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.6rem;
}

.pg-hist-entry {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.65rem 0.85rem;
  margin-bottom: 0.5rem;
}

.pg-hist-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.4rem;
}

.pg-hist-date {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.pg-hist-del {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 0.8rem;
  padding: 0.2rem 0.4rem;
  border-radius: var(--r-sm);
  line-height: 1;
  transition: color 0.15s, background 0.15s;
}

.pg-hist-del:hover { color: #ef4444; background: rgba(239, 68, 68, 0.12); }

.pg-hist-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.pg-hist-chip {
  background: var(--surface-2);
  border-radius: var(--r-full);
  color: var(--text-muted);
  font-size: 0.73rem;
  padding: 0.2rem 0.55rem;
}

/* FAB */
.pg-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  color: #fff;
  font-size: 1.6rem;
  line-height: 1;
  font-weight: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.45);
  z-index: 150;
  transition: background 0.15s, transform 0.15s, box-shadow 0.15s;
}

.pg-fab:hover {
  background: var(--accent-hover);
  transform: scale(1.07);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.55);
}

/* Bottom sheet panel */
.pg-panel-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.pg-panel-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

.pg-panel {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-width: 680px;
  margin: 0 auto;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-radius: 1.2rem 1.2rem 0 0;
  z-index: 210;
  max-height: 90svh;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.28s cubic-bezier(0.32, 0.72, 0, 1);
}

.pg-panel.open {
  transform: translateY(0);
}

.pg-panel-handle {
  width: 36px;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  margin: 0.65rem auto 0;
}

.pg-panel-content {
  padding: 0.5rem 1.25rem 2rem;
}

.pg-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-top: 0.5rem;
}

.pg-panel-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

.pg-panel-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1rem;
  padding: 0.25rem 0.5rem;
  border-radius: var(--r-sm);
  transition: color 0.15s;
}

.pg-panel-close:hover { color: var(--text); }

/* Form */
.pg-form-section-title {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 1rem 0 0.5rem;
}

.pg-form-row {
  margin-bottom: 0.65rem;
}

.pg-form-row-single {}

.pg-form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.pg-form-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.pg-form-label {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-muted);
}

.pg-form-input {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text);
  font-size: 0.875rem;
  font-family: inherit;
  padding: 0.45rem 0.65rem;
  width: 100%;
  transition: border-color 0.15s;
  -moz-appearance: textfield;
}

.pg-form-input::-webkit-outer-spin-button,
.pg-form-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.pg-form-input:focus { outline: none; border-color: var(--accent); }

.pg-save-btn {
  margin-top: 1.25rem;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-5px); }
  40%       { transform: translateX(5px); }
  60%       { transform: translateX(-4px); }
  80%       { transform: translateX(4px); }
}

.shake { animation: shake 0.4s ease; }

/* ── Achievement toast ──────────────────────────────────────────────────────── */
.toast.toast-achievement {
  background: var(--accent);
  border-color: var(--accent-hover);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
}

/* ── Achievements section ───────────────────────────────────────────────────── */
.ach-section {
  margin-top: 1.5rem;
}

.ach-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.ach-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ach-counter {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
}

.ach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
}

@media (min-width: 480px) {
  .ach-grid { grid-template-columns: repeat(4, 1fr); }
}

.ach-card {
  border-radius: var(--r-lg);
  padding: 0.75rem 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  text-align: center;
  cursor: default;
  transition: transform 0.15s;
}

.ach-card:hover { transform: translateY(-2px); }

/* Earned */
.ach-earned {
  background: linear-gradient(145deg, rgba(249,115,22,0.22) 0%, rgba(249,115,22,0.08) 100%);
  border: 1px solid rgba(249,115,22,0.4);
}

/* Locked */
.ach-locked {
  background: rgba(30, 33, 48, 0.6);
  border: 1px solid var(--border);
  opacity: 0.55;
}

.ach-icon {
  font-size: 1.6rem;
  line-height: 1;
}

.ach-name {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}

.ach-earned .ach-name { color: var(--accent); }

.ach-date {
  font-size: 0.62rem;
  color: var(--text-muted);
  font-weight: 500;
}

.ach-desc {
  font-size: 0.62rem;
  color: var(--text-dim);
  line-height: 1.3;
}

/* ── Reduced motion ─────────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration:       0.01ms !important;
    animation-iteration-count: 1     !important;
    transition-duration:      0.01ms !important;
  }
}