/* ── Buttons ───────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 13px 22px;
  border-radius: 14px;
  font-family: 'Outfit', sans-serif;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  letter-spacing: 0.2px;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn:active { transform: scale(0.96); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 0 0 var(--accent-glow);
  transition: box-shadow 0.2s, transform 0.15s;
}
.btn-primary:not(:disabled):hover {
  box-shadow: 0 0 20px var(--accent-glow);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border2);
}

.btn-ghost {
  background: transparent;
  color: var(--text2);
}

.btn-danger {
  background: rgba(255, 77, 106, 0.12);
  color: var(--red);
  border: 1px solid rgba(255, 77, 106, 0.25);
}

.btn-green {
  background: rgba(57, 217, 138, 0.12);
  color: var(--green);
  border: 1px solid rgba(57, 217, 138, 0.25);
}

.btn-blue {
  background: rgba(77, 159, 255, 0.12);
  color: var(--blue);
  border: 1px solid rgba(77, 159, 255, 0.25);
}

.btn-full  { width: 100%; }
.btn-sm    { padding: 8px 14px; font-size: 13px; border-radius: 10px; }
.btn-icon  { padding: 10px; border-radius: 11px; }

/* ── Form elements ─────────────────────────────────────────────────────────── */
input, select, textarea {
  background: var(--surface);
  border: 1px solid var(--border2);
  color: var(--text);
  font-family: 'Outfit', sans-serif;
  font-size: 15px;
  border-radius: var(--r-sm);
  padding: 12px 14px;
  width: 100%;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  -webkit-appearance: none;
  appearance: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23555' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
}

label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text3);
  letter-spacing: 0.7px;
  text-transform: uppercase;
  display: block;
  margin-bottom: 7px;
}

.form-group { margin-bottom: 16px; }

textarea {
  resize: vertical;
  min-height: 80px;
  line-height: 1.5;
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; }
input[type=number] { -moz-appearance: textfield; }

/* ── Modals ────────────────────────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 200;
  align-items: flex-end;
}

.modal-overlay.open { display: flex; }

.modal {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--r-2xl) var(--r-2xl) 0 0;
  box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.6);
  width: 100%;
  padding: 20px 20px calc(20px + var(--safe-bot));
  max-height: 92dvh;
  overflow-y: auto;
  animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}

.modal-handle {
  width: 36px;
  height: 4px;
  background: var(--border2);
  border-radius: 2px;
  margin: 0 auto 20px;
}

.modal-title {
  font-family: 'Barlow Condensed', sans-serif; font-weight: 800; text-transform: uppercase;
  font-size: 28px;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.modal-actions .btn { flex: 1; }

/* ── Cards ─────────────────────────────────────────────────────────────────── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 16px;
}

/* ── Stat cards ────────────────────────────────────────────────────────────── */
.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 16px;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0.6;
}

.stat-value {
  font-family: 'Barlow Condensed', sans-serif; font-weight: 800; text-transform: uppercase;
  font-size: 34px;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 11px;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-top: 5px;
  font-weight: 500;
}

/* ── Badges ────────────────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.badge-muscle { background: rgba(77, 159, 255, 0.14); color: var(--blue); }
.badge-cat    { background: rgba(57, 217, 138, 0.14); color: var(--green); }
.badge-custom { background: var(--accent-dim); color: var(--accent); }

.badges-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

/* ── Pill tabs ─────────────────────────────────────────────────────────────── */
.pill-tabs {
  display: flex;
  gap: 7px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 16px;
  scrollbar-width: none;
}
.pill-tabs::-webkit-scrollbar { display: none; }

.pill-tab {
  padding: 7px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border2);
  background: var(--bg2);
  color: var(--text2);
  white-space: nowrap;
  transition: all 0.15s;
  flex-shrink: 0;
}

.pill-tab.active {
  background: var(--accent-dim);
  color: var(--accent);
  border-color: var(--accent);
}

/* ── Toggle ────────────────────────────────────────────────────────────────── */
.toggle {
  width: 48px;
  height: 28px;
  background: var(--surface3);
  border-radius: 14px;
  position: relative;
  cursor: pointer;
  transition: background 0.2s;
  flex-shrink: 0;
  border: none;
}

.toggle.on { background: var(--accent); }

.toggle::after {
  content: '';
  position: absolute;
  width: 22px;
  height: 22px;
  background: #fff;
  border-radius: 50%;
  top: 3px;
  left: 3px;
  transition: transform 0.2s;
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.toggle.on::after { transform: translateX(20px); }

/* ── Search ────────────────────────────────────────────────────────────────── */
.search-wrap {
  position: relative;
  margin-bottom: 14px;
}

.search-wrap input { padding-left: 40px; }

.search-icon {
  position: absolute;
  left: 13px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text3);
  pointer-events: none;
}

/* ── Toast ─────────────────────────────────────────────────────────────────── */
#toast {
  position: fixed;
  bottom: calc(var(--nav-h) + var(--safe-bot) + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--text);
  padding: 10px 18px;
  border-radius: var(--r-md);
  font-size: 14px;
  font-weight: 500;
  opacity: 0;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 300;
  white-space: nowrap;
  pointer-events: none;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

#toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

#toast { display: flex; align-items: center; gap: 14px; }
#toast.show { pointer-events: auto; }
.toast-undo {
  background: none; border: none; cursor: pointer;
  color: var(--accent); font-weight: 700; font-size: 13px;
  letter-spacing: 0.5px; padding: 2px 4px; font-family: inherit;
}

/* ── Empty state ───────────────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 56px 20px;
  color: var(--text3);
}

.empty-icon  { font-size: 44px; margin-bottom: 14px; }
.empty-title { font-size: 17px; font-weight: 600; color: var(--text2); margin-bottom: 8px; }
.empty-sub   { font-size: 14px; line-height: 1.6; }

/* ── Image upload ──────────────────────────────────────────────────────────── */
.img-upload-area {
  border: 2px dashed var(--border2);
  border-radius: var(--r-md);
  cursor: pointer;
  transition: border-color 0.2s;
  position: relative;
  overflow: hidden;
  min-height: 80px;
}

.img-upload-area:hover { border-color: var(--accent); }

.img-upload-area input[type=file] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.img-preview {
  width: 100%;
  max-height: 160px;
  object-fit: cover;
  display: none;
}
.img-preview.show { display: block; }

/* ── Exercise row (in workout builder) ─────────────────────────────────────── */
.ex-row {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px;
  margin-bottom: 8px;
}

.ex-row-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  gap: 8px;
}

.ex-row-fields {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
}

.ex-row-fields input { padding: 8px 10px; font-size: 13px; }

/* ── Prompt code block ─────────────────────────────────────────────────────── */
.prompt-code {
  background: var(--surface);
  border-radius: var(--r-sm);
  padding: 12px;
  font-size: 12px;
  color: var(--text2);
  line-height: 1.6;
  font-family: monospace;
  white-space: pre-wrap;
  word-break: break-word;
}