:root {
  --bg: #0a0a0c; --surface: #111114; --surface2: #18181d;
  --border: #2a2a35; --accent: #c8f135; --accent2: #ff3d5a;
  --text: #f0f0ee; --muted: #6b6b78;
  --font-d: 'Helvetica Neue', Helvetica, Arial, sans-serif; --font-b: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --radius: 16px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); font-family: var(--font-b); min-height: 100dvh; overflow-x: hidden; }
body::before {
  content:''; position:fixed; inset:0; pointer-events:none; z-index:999;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
}
.hidden { display: none !important; }

/* ── Loading ── */
#loading { position:fixed; inset:0; background:var(--bg); display:flex; align-items:center; justify-content:center; z-index:2000; }
.spinner { width:32px; height:32px; border:2px solid var(--border); border-top-color:var(--accent); border-radius:50%; animation:spin .7s linear infinite; }
@keyframes spin { to { transform:rotate(360deg); } }

/* ── Auth Screen ── */
#auth-screen { min-height:100dvh; display:flex; flex-direction:column; align-items:center; justify-content:center; padding:24px; }
.auth-logo { font-family:var(--font-d); font-size:32px; letter-spacing:3px; color:var(--accent); margin-bottom:8px; }
.auth-sub { font-size:13px; color:var(--muted); margin-bottom:32px; }
.auth-tabs { display:flex; background:var(--surface2); border:1px solid var(--border); border-radius:12px; padding:4px; margin-bottom:24px; width:100%; max-width:400px; }
.auth-tab { flex:1; height:36px; border:none; background:none; font-family:var(--font-b); font-size:13px; font-weight:500; color:var(--muted); cursor:pointer; border-radius:10px; transition:all .2s; }
.auth-tab.active { background:var(--surface); color:var(--text); }
.auth-form { width:100%; max-width:400px; display:flex; flex-direction:column; gap:12px; }
.auth-input { height:48px; background:var(--surface2); border:1px solid var(--border); border-radius:12px; padding:0 20px; font-family:var(--font-b); font-size:15px; color:var(--text); outline:none; transition:border-color .15s; }
.auth-input:focus { border-color:var(--accent); }
.auth-input::placeholder { color:var(--muted); }
select.auth-input { appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b6b78' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right 16px center; cursor:pointer; }
.auth-btn { height:48px; background:var(--accent); border:none; border-radius:24px; font-family:var(--font-d); font-size:17px; letter-spacing:2px; color:#0a0a0c; cursor:pointer; transition:transform .12s, box-shadow .12s; box-shadow:0 4px 24px rgba(200,241,53,.25); }
.auth-btn:hover { transform:translateY(-2px); box-shadow:0 8px 32px rgba(200,241,53,.4); }
.auth-error { font-size:13px; color:var(--accent2); text-align:center; min-height:18px; }

/* ── App Layout ── */
#app-screen { display:flex; flex-direction:column; height:100dvh; }
.scroll-area { flex:1; overflow-y:auto; padding-bottom:72px; scrollbar-width:none; }
.scroll-area::-webkit-scrollbar { display:none; }

/* ── Header ── */
header { padding:18px 16px 0; display:flex; align-items:center; justify-content:space-between; }
header.workout-header { justify-content:space-between; }
.logo { font-family:var(--font-d); font-size:20px; letter-spacing:2px; color:var(--accent); }
.timer-chip { display:flex; align-items:center; justify-content:center; gap:6px; background:var(--surface2); border:1px solid var(--border); border-radius:16px; height:32px; padding:0 12px; cursor:pointer; transition:border-color .2s; }
.timer-chip:hover { border-color:var(--accent); }
.timer-dot { width:7px; height:7px; border-radius:50%; background:var(--accent); animation:pulse 1.5s infinite; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.4;transform:scale(.8)} }
.timer-val { font-size:13px; font-weight:600; color:var(--accent); letter-spacing:1px; font-variant-numeric: tabular-nums; }

/* ── Day Hero ── */
.day-hero { padding:24px 16px 0; position:relative; }
.day-label { font-family:var(--font-d); font-size:72px; line-height:1; letter-spacing:2px; color:transparent; -webkit-text-stroke:1px var(--border); position:absolute; right:16px; top:10px; pointer-events:none; user-select:none; }
.day-title { font-family:var(--font-d); font-size:34px; letter-spacing:1px; line-height:1.1; }
.day-meta { margin-top:6px; font-size:13px; color:var(--muted); }

/* ── Exercise Cards ── */
.exercises { padding:20px 16px 100px; display:flex; flex-direction:column; gap:10px; }
.exercise-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); transition:border-color .2s, transform .2s cubic-bezier(.2,0,0,1); animation:slideUp .35s ease both; will-change: transform, border-color; backface-visibility: hidden; transform: translateZ(0); }
.exercise-card.active { border-color:var(--accent); box-shadow:0 0 0 1px var(--accent),0 8px 32px rgba(200,241,53,.08); }
.exercise-card.done, .exercise-card.skipped { opacity:.5; }
.exercise-card.dragging { opacity:0.7; border-style:solid; border-color:var(--accent); background:var(--surface2); z-index:10; pointer-events:none; box-shadow:0 12px 48px rgba(0,0,0,.3); }
@keyframes slideUp { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }
.card-header { padding:0 14px; height:48px; display:flex; align-items:center; justify-content:space-between; cursor:pointer; gap:10px; }
.card-header-left { display:flex; align-items:center; gap:10px; flex:1; min-width:0; }
.drag-handle { display:flex; flex-direction:column; gap:3px; padding:12px; cursor:grab; flex-shrink:0; margin:-12px -4px -12px -12px; touch-action:none; -webkit-touch-callout:none; user-select:none; }
.drag-handle span { display:block; width:14px; height:2px; background:var(--muted); border-radius:1px; }
.exercise-name { font-weight:600; font-size:15px; word-break:break-word; line-height:1.2; }
.exercise-summary { font-size:12px; color:var(--muted); margin-top:2px; }
.card-badge { flex-shrink:0; font-size:11px; font-weight:600; padding:3px 8px; border-radius:4px; letter-spacing:.5px; text-transform:uppercase; }
.badge-active { background:rgba(200,241,53,.15); color:var(--accent); }
.badge-done { background:rgba(107,107,120,.2); color:var(--muted); }
.chevron { flex-shrink:0; width:20px; height:20px; color:var(--muted); transition:transform .35s cubic-bezier(.4,0,.2,1); }
.exercise-card.open .chevron { transform:rotate(180deg); }

/* ── Sets Body ── */
.sets-body { display:grid; grid-template-rows:0fr; overflow:hidden; transition:grid-template-rows .3s cubic-bezier(.4,0,.2,1); will-change: grid-template-rows; }
.exercise-card.open .sets-body { grid-template-rows:1fr; }
.sets-inner { min-height:0; overflow:hidden; }
.sets-content { padding:0 14px 14px; opacity:0; transform:translateY(-8px); transition:opacity .2s ease, transform .25s ease; will-change:opacity, transform; }
.exercise-card.open .sets-content { opacity:1; transform:translateY(0); }
.sets-header { display:grid; grid-template-columns:36px 1.6fr 1fr 32px; gap:8px; padding:0 0 8px; font-size:11px; color:var(--muted); font-weight:500; text-transform:uppercase; letter-spacing:.8px; border-bottom:1px solid var(--border); margin-bottom:8px; }
.set-row { display:grid; grid-template-columns:36px 1.6fr 1fr 32px; gap:8px; align-items:center; padding:4px 0; }
.set-num { font-family:var(--font-d); font-size:20px; color:var(--muted); text-align:center; line-height:1; }
.set-row.completed .set-num { color:var(--accent); }
.set-input { background:var(--surface2); border:1px solid var(--border); border-radius:10px; height:40px; font-family:var(--font-b); font-size:15px; font-weight:600; color:var(--text); width:100%; text-align:center; outline:none; transition:border-color .15s,background .15s; -moz-appearance:textfield; }
.set-input::-webkit-inner-spin-button, .set-input::-webkit-outer-spin-button { -webkit-appearance:none; }
.set-input:focus { border-color:var(--accent); background:rgba(200,241,53,.05); }
.set-row.completed .set-input { border-color:rgba(200,241,53,.3); color:var(--accent); }

.del-btn { background:none; border:none; width:32px; height:32px; display:flex; align-items:center; justify-content:center; cursor:pointer; border-radius:100px; transition:background .15s; padding:0; }
.del-btn:hover { background:rgba(255,61,90,.15); }
.del-btn svg { stroke:var(--accent2); }
.card-actions { display:flex; gap:8px; margin-top:10px; padding-top:10px; border-top:1px solid var(--border); }
.btn-ghost { flex:1; height:34px; border:1px solid var(--border); background:none; border-radius:17px; font-family:var(--font-b); font-size:12px; font-weight:500; color:var(--muted); cursor:pointer; transition:border-color .15s,color .15s,background .15s; display:flex; align-items:center; justify-content:center; gap:4px; }
.btn-ghost:hover { border-color:var(--accent); color:var(--accent); background:rgba(200,241,53,.05); }
.btn-add-set { color:var(--accent); border-color:rgba(200,241,53,.3); }

/* ── Picker tooltip ── */

/* ── Workout Header Actions ── */
.workout-header-actions { display:flex; align-items:center; gap:8px; }
.btn-finish-compact { height:32px; padding:0 14px; background:var(--accent); border:none; border-radius:16px; font-family:var(--font-b); font-size:13px; font-weight:600; color:#0a0a0c; cursor:pointer; display:flex; align-items:center; gap:6px; transition:opacity .15s; }
.btn-finish-compact:hover { opacity:.85; }
.btn-cancel-workout { background:none; border:1px solid var(--border); border-radius:16px; height:32px; padding:0 12px; font-family:var(--font-b); font-size:13px; color:var(--muted); cursor:pointer; }

/* ── Idle Today View ── */
.today-idle { padding:24px 16px; }
.section-title { font-family:var(--font-d); font-size:24px; letter-spacing:1px; margin-bottom:16px; }
.program-pick-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:16px; margin-bottom:10px; cursor:pointer; transition:border-color .2s; }
.program-pick-card:hover { border-color:var(--accent); }
.program-pick-name { font-weight:600; font-size:15px; }
.program-pick-meta { font-size:12px; color:var(--muted); margin-top:4px; }
.day-pick-list { display:flex; flex-direction:column; gap:12px; margin-top:12px; padding-left:8px; }
.day-pick-item { background:var(--surface2); border:1px solid var(--border); border-radius:12px; padding:12px 14px; cursor:pointer; transition:border-color .2s, background .2s; }
.day-pick-item:hover { border-color:var(--accent); background:rgba(200,241,53,.03); }
.day-pick-name { font-size:14px; font-weight:600; }
.day-pick-meta { font-size:12px; color:var(--muted); margin-top:2px; }
.btn-add-exercise { width:100%; height:44px; background:none; border:1px dashed var(--border); border-radius:22px; font-family:var(--font-b); font-size:14px; color:var(--muted); cursor:pointer; display:flex; align-items:center; justify-content:center; gap:8px; }
.empty-state { text-align:center; padding:40px 20px; }
.empty-state-icon { font-size:48px; margin-bottom:12px; }
.empty-state-text { font-size:14px; color:var(--muted); margin-bottom:20px; }

/* ── Load Progress Chart ── */
.load-chart-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:16px; margin-bottom:20px; }
.load-chart-head { display:flex; align-items:center; justify-content:space-between; margin-bottom:14px; }
.load-chart-title { font-family:var(--font-d); font-size:16px; letter-spacing:1px; }
.lc-toggle { display:flex; background:var(--surface2); border:1px solid var(--border); border-radius:8px; padding:2px; gap:2px; }
.lc-btn { height:26px; padding:0 10px; border:none; background:none; font-family:var(--font-b); font-size:11px; font-weight:500; color:var(--muted); cursor:pointer; border-radius:6px; transition:all .15s; white-space:nowrap; }
.lc-btn.active { background:var(--surface); color:var(--text); }

.lc-program-selector { margin-bottom: 12px; margin-top: -4px; overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none; }
.lc-program-selector::-webkit-scrollbar { display: none; }
.lc-prog-list { display: flex; gap: 6px; padding-bottom: 4px; min-width: max-content; }
.lc-prog-item { background: none; border: 1px solid var(--border); border-radius: 14px; padding: 4px 12px; font-family: var(--font-b); font-size: 11px; color: var(--muted); cursor: pointer; white-space: nowrap; transition: all 0.2s; }
.lc-prog-item.active { background: var(--accent); border-color: var(--accent); color: #0a0a0c; }

.load-chart-svg { width:100%; display:block; }
.load-chart-empty { text-align:center; padding:20px; font-size:13px; color:var(--muted); }
.lc-stats { display:flex; gap:0; margin-top:14px; padding-top:14px; border-top:1px solid var(--border); }
.lc-stat { flex:1; text-align:center; }
.lc-stat + .lc-stat { border-left:1px solid var(--border); }
.lc-stat-val { font-family:var(--font-d); font-size:22px; letter-spacing:1px; color:var(--accent); line-height:1; }
.lc-stat-label { font-size:11px; color:var(--muted); margin-top:3px; }

/* ── Programs View ── */
.programs-view { padding:20px 16px; }
.view-header { display:flex; align-items:center; justify-content:space-between; padding:0 16px; margin-bottom:16px; }
.view-title { font-family:var(--font-d); font-size:28px; letter-spacing:1px; }
.btn-primary { height:36px; padding:0 16px; background:var(--accent); border:none; border-radius:18px; font-family:var(--font-b); font-size:13px; font-weight:600; color:#0a0a0c; cursor:pointer; transition:transform .12s; }
.btn-primary:hover { transform:translateY(-1px); }
.program-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; margin-bottom:10px; }
.program-card-header { padding:14px 16px; display:flex; align-items:center; gap:10px; cursor:pointer; }
.program-card-header:hover { background:rgba(255,255,255,.02); }
.program-card-title { font-weight:600; font-size:16px; }
.program-card-chevron { width:20px; height:20px; color:var(--muted); flex-shrink:0; align-self:center; transition:transform .3s cubic-bezier(.4,0,.2,1); }
.program-card-title-wrap { flex:1; min-width:0; align-self:center; }
.program-card-title { font-weight:600; font-size:16px; }
.program-card-actions { display:flex; gap:8px; flex-shrink:0; align-items:center; }
.program-days-static { padding:0 16px 16px; }
.row-actions { display:flex; gap:6px; flex-shrink:0; }
.icon-btn { background:none; border:none; width:32px; height:32px; display:flex; align-items:center; justify-content:center; cursor:pointer; border-radius:100px; transition:background .15s; color:var(--muted); }
.icon-btn:hover { background:var(--surface2); color:var(--text); }
.icon-btn.danger:hover { background:rgba(255,61,90,.15); color:var(--accent2); }
.program-days { overflow:hidden; max-height:0; opacity:0; padding:0 16px; transition:max-height .38s cubic-bezier(.4,0,.2,1), opacity .25s ease, padding .38s ease; }
.program-card.open .program-days { max-height:4000px; opacity:1; padding:0 16px 16px; }
.day-card { background:var(--surface2); border:1px solid var(--border); border-radius:12px; margin-bottom:12px; overflow:hidden; }
.day-card-header { padding:12px 14px; display:flex; align-items:center; justify-content:space-between; }
.day-label-num { font-family:var(--font-d); font-size:22px; color:var(--muted); margin-right:10px; line-height:1; }
.day-name { font-size:14px; font-weight:600; }
.day-exercises-list { padding:0 14px 12px; }
.exercise-item { display:flex; align-items:center; gap:8px; padding:7px 0; border-top:1px solid var(--border); transition: transform 0.2s cubic-bezier(0.2,0,0,1); }
.exercise-item.dragging { opacity:0.5; background:var(--surface2); z-index:100; pointer-events:none; }
.exercise-item-name { flex:1; font-size:13px; line-height:1.2; }
.exercise-item-meta { font-size:12px; color:var(--muted); white-space:nowrap; }
.add-row { display:flex; gap:8px; margin-top:8px; }
.input-sm { flex:1; min-width:0; height:32px; background:var(--bg); border:1px solid var(--border); border-radius:10px; padding:0 10px; font-family:var(--font-b); font-size:13px; color:var(--text); outline:none; transition:border-color .15s; }
.input-sm:focus { border-color:var(--accent); }
.input-sm::placeholder { color:var(--muted); }
.btn-sm { height:32px; padding:0 8px; background:none; border:1px solid var(--border); border-radius:16px; font-family:var(--font-b); font-size:11px; font-weight:600; color:var(--muted); cursor:pointer; white-space:nowrap; transition:all .15s; }
.btn-sm:hover { border-color:var(--accent); color:var(--accent); }
.btn-sm.accent { background:var(--accent); border-color:var(--accent); color:#0a0a0c; }
.btn-sm.accent:hover { opacity:.9; }

@media (max-width: 560px) {
  .programs-view { padding:16px 10px; }
  .view-header { flex-direction:column; align-items:stretch; gap:10px; padding:0 12px; }
  .view-header .btn-primary { width:100%; }
  .program-card-header, .day-card-header { align-items:flex-start; gap:10px; }
  .day-card-header { flex-wrap:wrap; }
  .program-card.open .program-days, .program-days-static { padding:0 10px 10px; }
  .day-exercises-list { padding:0 10px 10px; }
  .exercise-item { display:grid; grid-template-columns:auto minmax(0,1fr) auto; column-gap:8px; row-gap:2px; align-items:center; }
  .exercise-item .drag-handle { grid-row:1 / span 2; }
  .exercise-item-name { grid-column:2; font-size:14px; }
  .exercise-item-meta { grid-column:2; }
  .exercise-item .row-actions { grid-column:3; grid-row:1 / span 2; margin-left:0; }
  .add-row { flex-wrap:wrap; }
  .add-row .input-sm { flex:1 1 100%; }
  .add-row .btn-sm { width:100%; }
}

/* ── Progress View ── */
.progress-view { padding:20px 16px; }
.log-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:14px 16px; margin-bottom:10px; cursor:pointer; transition:border-color .2s; }
.log-card:hover { border-color:var(--accent); }
.log-card-title { font-weight:600; font-size:15px; }
.log-card-meta { font-size:12px; color:var(--muted); margin-top:4px; display:flex; gap:12px; }
.log-badge { font-size:11px; font-weight:600; padding:2px 7px; border-radius:4px; text-transform:uppercase; }
.log-badge-done { background:rgba(107,107,120,.2); color:var(--muted); }
.log-badge-active { background:rgba(200,241,53,.15); color:var(--accent); }

/* ── Log Detail Modal ── */
.modal-backdrop { position:fixed; inset:0; background:rgba(0,0,0,.7); z-index:500; display:flex; align-items:flex-end; }
.modal { background:var(--surface); border-radius:16px 16px 0 0; padding:20px; width:100%; max-height:80dvh; overflow-y:auto; scrollbar-width:none; }
.modal::-webkit-scrollbar { display:none; }
.modal-title { font-family:var(--font-d); font-size:22px; letter-spacing:1px; margin-bottom:4px; }
.modal-meta { font-size:13px; color:var(--muted); margin-bottom:16px; }
.modal-exercise-group { margin-bottom:14px; }
.modal-ex-name { font-size:14px; font-weight:600; margin-bottom:6px; color:var(--accent); }
.modal-set-row { display:grid; grid-template-columns:30px 1fr 1fr; gap:8px; font-size:13px; padding:4px 0; border-bottom:1px solid var(--border); }
.modal-set-row:last-child { border-bottom:none; }
.modal-close { width:100%; height:44px; background:var(--surface2); border:1px solid var(--border); border-radius:22px; font-family:var(--font-b); font-size:14px; color:var(--muted); cursor:pointer; margin-top:16px; transition:border-color .15s; }
.modal-close:hover { border-color:var(--accent); color:var(--accent); }

/* ── Workout Summary Popup ── */
.summary-backdrop { position:fixed; inset:0; background:rgba(0,0,0,.75); z-index:700; display:flex; align-items:flex-end; }
.summary-sheet { background:var(--surface); border-radius:16px 16px 0 0; padding:28px 20px 32px; width:100%; max-height:85dvh; overflow-y:auto; scrollbar-width:none; }
.summary-sheet::-webkit-scrollbar { display:none; }
.summary-icon { width:48px; height:48px; border-radius:50%; background:rgba(200,241,53,.12); border:2px solid var(--accent); display:flex; align-items:center; justify-content:center; margin-bottom:14px; }
.summary-icon svg { width:22px; height:22px; stroke:var(--accent); fill:none; stroke-width:2.5; stroke-linecap:round; stroke-linejoin:round; }
.summary-title { font-family:var(--font-d); font-size:22px; letter-spacing:1px; margin-bottom:3px; }
.summary-meta { font-size:13px; color:var(--muted); margin-bottom:20px; }
.summary-load-card { background:var(--surface2); border:1px solid var(--border); border-radius:12px; padding:18px 20px; margin-bottom:20px; text-align:center; }
.summary-load-label { font-size:11px; font-weight:600; letter-spacing:1.5px; text-transform:uppercase; color:var(--muted); margin-bottom:6px; }
.summary-load-value { font-family:var(--font-d); font-size:56px; color:var(--accent); line-height:1; letter-spacing:-2px; }
.summary-ex-list { margin-bottom:4px; }
.summary-ex-row { display:flex; justify-content:space-between; align-items:center; padding:8px 0; border-bottom:1px solid var(--border); font-size:13px; }
.summary-ex-row:last-child { border-bottom:none; }
.summary-ex-load { font-weight:600; color:var(--accent); }
.summary-btn { width:100%; height:48px; background:var(--accent); border:none; border-radius:24px; font-family:var(--font-d); font-size:16px; letter-spacing:2px; color:#0a0a0c; cursor:pointer; margin-top:20px; }

/* ── Profile View ── */
.profile-view { padding:20px 16px; }
.profile-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:20px; margin-bottom:12px; }
.profile-avatar { width:64px; height:64px; border-radius:50%; background:linear-gradient(135deg,var(--accent),#7ec12a); display:flex; align-items:center; justify-content:center; font-family:var(--font-d); font-size:28px; color:#0a0a0c; margin-bottom:12px; }
.profile-name { font-family:var(--font-d); font-size:26px; letter-spacing:1px; }
.profile-email { font-size:13px; color:var(--muted); margin-top:2px; }
.btn-logout { width:100%; height:48px; background:none; border:1px solid rgba(255,61,90,.3); border-radius:24px; font-family:var(--font-b); font-size:14px; color:var(--accent2); cursor:pointer; transition:all .2s; }
.btn-logout:hover { background:rgba(255,61,90,.1); border-color:var(--accent2); }
.btn-reset { width:100%; height:48px; background:none; border:1px solid rgba(255,255,255,.1); border-radius:24px; font-family:var(--font-b); font-size:14px; color:var(--muted); cursor:pointer; transition:all .2s; }
.btn-reset:hover { border-color:rgba(255,61,90,.5); color:var(--accent2); }

/* ── Bottom Nav ── */
nav { position:fixed; bottom:0; left:0; right:0; background:var(--surface); border-top:1px solid var(--border); display:flex; justify-content:center; height:64px; z-index:100; }
.nav-item { flex:0 0 72px; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:3px; font-size:10px; font-weight:500; letter-spacing:.5px; text-transform:uppercase; color:var(--muted); cursor:pointer; border:none; background:none; transition:color .15s; position:relative; }
.nav-item.has-active::after { content:''; position:absolute; top:8px; right:28%; width:7px; height:7px; background:var(--accent); border-radius:50%; border:1px solid var(--surface); }
.nav-item.active { color:var(--accent); }
.nav-item svg { width:20px; height:20px; }

/* ── Snackbar ── */
#snackbar { position:fixed; bottom:150px; left:50%; transform:translateX(-50%) translateY(20px); background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:10px 20px; font-size:13px; font-weight:500; opacity:0; transition:opacity .3s,transform .3s; z-index:1100; white-space:nowrap; pointer-events:none; cursor:pointer; user-select:none; }
#snackbar.show { opacity:1; transform:translateX(-50%) translateY(0); pointer-events:auto; }

/* ── Form Modal ── */
.form-modal-backdrop { position:fixed; inset:0; background:rgba(0,0,0,.7); z-index:600; display:flex; align-items:flex-end; }
.form-modal { background:var(--surface); border-radius:16px 16px 0 0; padding:24px; width:100%; }
.form-modal-title { font-family:var(--font-d); font-size:22px; letter-spacing:1px; margin-bottom:16px; }
.form-group { margin-bottom:12px; }
.form-grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:10px; }
.form-label { font-size:12px; font-weight:500; color:var(--muted); text-transform:uppercase; letter-spacing:.8px; margin-bottom:6px; display:block; }
.form-input { width:100%; height:44px; background:var(--surface2); border:1px solid var(--border); border-radius:12px; padding:0 16px; font-family:var(--font-b); font-size:14px; color:var(--text); outline:none; transition:border-color .15s; }
.form-input:focus { border-color:var(--accent); }
.form-input::placeholder { color:var(--muted); }
.form-check-row { display:flex; align-items:center; gap:10px; margin-bottom:16px; cursor:pointer; user-select:none; -webkit-tap-highlight-color:transparent; }
.form-check-circle { width:22px; height:22px; border-radius:50%; border:2px solid var(--border); background:var(--surface2); display:flex; align-items:center; justify-content:center; flex-shrink:0; transition:background .15s, border-color .15s, box-shadow .15s; }
.form-check-circle.on { background:var(--accent); border-color:var(--accent); box-shadow:0 0 0 3px rgba(200,241,53,.2); }
.form-check-label { font-size:14px; color:var(--text); }
.form-actions { display:flex; gap:8px; margin-top:16px; }
.form-actions .btn-primary { flex:1; height:40px; font-size:14px; letter-spacing:1px; }
.form-actions .btn-cancel { flex:1; height:40px; background:none; border:1px solid var(--border); border-radius:20px; font-family:var(--font-b); font-size:14px; color:var(--muted); cursor:pointer; }
.sticky-bottom { position:fixed; bottom:64px; left:0; right:0; padding:12px 16px; background:linear-gradient(to top, var(--bg) 90%, transparent); z-index:90; }
.programs-view { padding-bottom: 80px; }

@media (max-width: 420px) {
  #auth-screen { padding:18px; justify-content:flex-start; padding-top:56px; }
  header { padding:14px 12px 0; align-items:flex-start; gap:10px; }
  .day-hero { padding:18px 12px 0; }
  .day-label { font-size:52px; top:18px; right:12px; }
  .day-title { font-size:28px; max-width:80%; }
  .exercises, .progress-view, .profile-view, .today-idle { padding-left:12px; padding-right:12px; }
  .exercise-card.open .sets-body { padding:0 10px 12px; }
  .sets-body { padding:0 10px; }
  .sets-header, .set-row { grid-template-columns:28px minmax(0, 1fr) minmax(0, .9fr) 28px; gap:6px; }
  .sets-header { font-size:10px; letter-spacing:.5px; }
  .set-num { font-size:16px; }
  .set-input { height:38px; }
  .program-pick-card, .log-card, .profile-card { padding:14px; }
  .program-card.open .program-days, .program-days-static { padding:0 8px 8px; }
  .day-card-header { padding:10px; }
  .day-exercises-list { padding:0 10px 10px; }
  .exercise-item { gap:6px; }
  .icon-btn { width:30px; height:30px; }
  .row-actions, .program-card-actions { gap:4px; }
  .log-card-meta { gap:8px; flex-wrap:wrap; }
  .modal { padding:16px; }
  .modal-title { font-size:20px; }
  .modal-meta { font-size:12px; }
  .modal-set-row { grid-template-columns:24px minmax(0, 1fr) minmax(0, 1fr); gap:6px; font-size:12px; }
  .form-modal { padding:18px; }
  .form-grid-2 { grid-template-columns:1fr; gap:12px; }
  #snackbar { width:calc(100vw - 24px); white-space:normal; text-align:center; padding:10px 14px; bottom:140px; }
  .sticky-bottom { bottom: 60px; padding: 10px 12px; }
  nav { height:60px; }
  .nav-item { font-size:9px; letter-spacing:.3px; }
  .nav-item svg { width:18px; height:18px; }
}