*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  :root {
    /* TEMA CLARO (padrão). Override escuro em html[data-theme="dark"] abaixo. */
    --bg:  #F2F0EA;
    --s1:  #FFFFFF;
    --s2:  #ECE9E2;
    --ln:  #DEDAD1;
    --ln2: #C9C4B8;
    --a:   #1A1815;
    --b:   #6E6A62;
    --c:   #E4E0D7;
    --da:  #E8501A;
    --db:  #7C5CF5;
    --dc:  #00B89C;
    --dd:  #3B82F6;
    --de:  #F59E0B;
    --ok:  #22C55E;
    --frame:   #E6E2D9;
    --glass:   rgba(255,255,255,.72);
    --img-dim: 0.9;
    --nav: 52px;
  }

  html[data-theme="dark"] {
    --bg:  #080808;
    --s1:  #111111;
    --s2:  #1A1A1A;
    --ln:  #202020;
    --ln2: #303030;
    --a:   #F0EBE5;
    --b:   #585858;
    --c:   #252525;
    --frame:   #000000;
    --glass:   rgba(8,8,8,.6);
    --img-dim: 0.5;
  }

  html, body {
    height: 100%;
    overflow: hidden;
  }

  body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg);
    color: var(--a);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }

  /* ── SHELL ── */
  #app {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    max-width: 430px;
    margin: 0 auto;            /* centraliza o frame (alinha com a nav) */
    padding-top: env(safe-area-inset-top, 0px);
  }

  /* Regras responsivas ficam no FINAL do <style> (após as regras base),
     para que vençam por ordem de cascata. Ver bloco "RESPONSIVO". */

  #panels-wrap {
    position: relative;
    flex: 1;
    min-height: 0;
    overflow: hidden;
  }
  .tab-panel {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    overflow-y: scroll;
    -webkit-overflow-scrolling: touch;
    padding-bottom: calc(var(--nav) + env(safe-area-inset-bottom, 0px) + 28px);
    transform: translateX(100%);
    will-change: transform;
  }
  .tab-panel.active  { transform: translateX(0); }
  .tab-panel.slide   { transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1); }
  .tab-panel::-webkit-scrollbar { display: none; }

  /* ── NAV ── */
  nav {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 430px;
    background: var(--bg);
    border-top: 1px solid var(--ln);
    display: flex;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    z-index: 100;
  }

  .nav-btn {
    flex: 1;
    min-height: var(--nav);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--b);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: .12em;
    text-transform: uppercase;
    font-family: 'Inter', sans-serif;
  }
  .nav-btn.active { color: var(--a); }
  .nav-btn svg    { width: 19px; height: 19px; }
  .nav-pip { width: 3px; height: 3px; border-radius: 50%; background: var(--a); opacity: 0; }
  .nav-btn.active .nav-pip { opacity: 1; }

  /* ── PAGE HEADER ── */
  .pg-hd {
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--ln);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 12px;
  }
  .pg-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 900;
    font-size: 42px;
    line-height: 1;
    letter-spacing: .01em;
  }
  .pg-sub {
    font-size: 11px;
    color: var(--b);
    margin-top: 3px;
    text-transform: lowercase;
  }
  .pg-count {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    font-weight: 500;
    text-align: right;
    flex-shrink: 0;
  }
  .pg-count-n  { font-size: 28px; font-weight: 400; color: var(--ok); line-height: 1; }
  .pg-count-lbl{ font-size: 9px; color: var(--b); letter-spacing: .1em; text-transform: uppercase; margin-top: 2px; }

  /* ── SECTION LABEL ── */
  .sec-lbl {
    padding: 14px 20px 6px;
    font-size: 9px;
    font-weight: 600;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--b);
  }

  /* ── WEEK RECORD (signature element) ── */
  .week-rec { padding: 0 20px; }
  .wr-row {
    display: flex;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--ln);
    cursor: pointer;
    gap: 0;
  }
  .wr-row:first-child { border-top: 1px solid var(--ln); }
  .wr-dow {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    font-weight: 500;
    color: var(--b);
    letter-spacing: .08em;
    width: 36px;
    flex-shrink: 0;
  }
  .wr-name {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: .05em;
    flex-shrink: 0;
    padding-right: 10px;
  }
  .wr-fill {
    flex: 1;
    height: 0;
    border-bottom: 1px dotted var(--ln2);
  }
  .wr-stat {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    font-weight: 500;
    color: var(--b);
    letter-spacing: .08em;
    padding-left: 10px;
    flex-shrink: 0;
  }
  .wr-stat.done { color: var(--ok); }

  /* ── TODAY STRIP ── */
  .today-strip {
    padding: 14px 20px;
    border-bottom: 1px solid var(--ln);
    border-left: 2px solid var(--day-color);
    display: flex;
    align-items: center;
    gap: 16px;
  }
  .ts-body { flex: 1; }
  .ts-over {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--day-color);
    margin-bottom: 2px;
  }
  .ts-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 900;
    font-size: 28px;
    letter-spacing: .02em;
    line-height: 1;
  }
  .ts-focus { font-size: 11px; color: var(--b); margin-top: 3px; }
  .ts-icon  { font-size: 22px; flex-shrink: 0; }

  .rest-strip {
    padding: 14px 20px;
    border-bottom: 1px solid var(--ln);
    display: flex;
    align-items: center;
    gap: 16px;
  }
  .rest-glyph {
    font-family: 'JetBrains Mono', monospace;
    font-size: 18px;
    color: var(--b);
    flex-shrink: 0;
  }
  .rest-title { font-weight: 500; font-size: 14px; }
  .rest-sub   { font-size: 11px; color: var(--b); margin-top: 1px; }

  /* ── WORKOUT SECTIONS ── */
  .wcard {
    border-bottom: 1px solid var(--ln);
  }
  .wcard-hd {
    display: flex;
    align-items: center;
    padding: 13px 20px;
    border-left: 2px solid transparent;
    cursor: pointer;
    gap: 12px;
    min-height: 52px;
  }
  .wcard[data-day="A"] .wcard-hd { border-left-color: var(--da); }
  .wcard[data-day="B"] .wcard-hd { border-left-color: var(--db); }
  .wcard[data-day="C"] .wcard-hd { border-left-color: var(--dc); }

  .wcard-letter {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 500;
    width: 16px;
    flex-shrink: 0;
  }
  .wcard[data-day="A"] .wcard-letter { color: var(--da); }
  .wcard[data-day="B"] .wcard-letter { color: var(--db); }
  .wcard[data-day="C"] .wcard-letter { color: var(--dc); }

  .wcard-info { flex: 1; }
  .wcard-name {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 700;
    font-size: 19px;
    letter-spacing: .04em;
    line-height: 1;
  }
  .wcard-focus { font-size: 11px; color: var(--b); margin-top: 2px; }

  .wcard-meta { text-align: right; }
  .wcard-dow  { font-size: 10px; color: var(--b); letter-spacing: .06em; text-transform: uppercase; }
  .wcard-done { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--ok); }

  .wcard-chv {
    color: var(--ln2);
    flex-shrink: 0;
    margin-left: 8px;
    transition: transform 0.26s ease;
  }
  .wcard.open .wcard-chv { transform: rotate(180deg); }

  /* ── EXERCISE LIST (animated) ── */
  .ex-list {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.28s ease;
  }
  .wcard.open .ex-list { grid-template-rows: 1fr; }
  .ex-list-inner { overflow: hidden; }

  .ex-row {
    display: flex;
    align-items: flex-start;
    padding: 11px 20px 11px 38px;
    border-top: 1px solid var(--ln);
    gap: 12px;
    min-height: 44px;
  }
  .ex-n {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    font-weight: 400;
    color: var(--b);
    margin-top: 2px;
    flex-shrink: 0;
    width: 20px;
  }
  .ex-body { flex: 1; }
  .ex-name { font-weight: 500; font-size: 14px; line-height: 1.3; }
  .ex-cfg  {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    color: var(--b);
    margin-top: 3px;
    letter-spacing: .02em;
  }

  .btn-vid {
    background: none;
    border: 1px solid var(--ln2);
    color: var(--b);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    font-family: 'Inter', sans-serif;
    padding: 5px 9px;
    cursor: pointer;
    flex-shrink: 0;
    margin-top: 1px;
    display: flex;
    align-items: center;
    gap: 5px;
    min-height: 30px;
  }
  .btn-vid:active { background: var(--s1); }

  /* ── REGISTER ── */
  .day-sel {
    display: flex;
    border-bottom: 1px solid var(--ln);
  }
  .ds-btn {
    flex: 1;
    padding: 14px 8px;
    border: none;
    border-top: 2px solid transparent;
    border-right: 1px solid var(--ln);
    background: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    min-height: 80px;
  }
  .ds-btn:last-child { border-right: none; }
  .ds-btn.sel[data-day="A"] { border-top-color: var(--da); background: rgba(232,80,26,.05); }
  .ds-btn.sel[data-day="B"] { border-top-color: var(--db); background: rgba(124,92,245,.05); }
  .ds-btn.sel[data-day="C"] { border-top-color: var(--dc); background: rgba(0,184,156,.05); }
  .ds-ltr  { font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 500; }
  .ds-btn[data-day="A"] .ds-ltr { color: var(--da); }
  .ds-btn[data-day="B"] .ds-ltr { color: var(--db); }
  .ds-btn[data-day="C"] .ds-ltr { color: var(--dc); }
  .ds-name  { font-family: 'Barlow Condensed', sans-serif; font-weight: 700; font-size: 16px; color: var(--a); letter-spacing: .04em; }
  .ds-dow   { font-size: 10px; color: var(--b); }
  .ds-today { font-size: 9px; color: var(--ok); font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }

  .sel-hint {
    padding: 24px 20px;
    font-size: 12px;
    color: var(--b);
    text-align: center;
    border-bottom: 1px solid var(--ln);
  }

  /* ── QUESTIONS ── */
  .q-block {
    padding: 16px 20px;
    border-bottom: 1px solid var(--ln);
  }
  .q-n    { font-family: 'JetBrains Mono', monospace; font-size: 9px; color: var(--b); letter-spacing: .1em; margin-bottom: 5px; }
  .q-text { font-weight: 500; font-size: 14px; margin-bottom: 14px; line-height: 1.4; }

  .opts-e  { display: flex; gap: 6px; }
  .opt-e {
    flex: 1;
    border: 1px solid var(--ln);
    background: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 10px 4px 8px;
    min-height: 56px;
  }
  .opt-e-emoji { font-size: 22px; line-height: 1; }
  .opt-e-lbl   { font-size: 9px; color: var(--b); font-weight: 500; letter-spacing: .04em; }
  .opt-e.sel   { border-color: var(--a); }
  .opt-e.sel .opt-e-lbl { color: var(--a); }

  .opts-g { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
  .opt-g {
    border: 1px solid var(--ln);
    background: none;
    cursor: pointer;
    text-align: left;
    padding: 10px 12px;
    min-height: 52px;
  }
  .og-l { font-size: 13px; font-weight: 500; color: var(--a); display: block; }
  .og-d { font-size: 10px; color: var(--b); display: block; margin-top: 2px; }
  .opt-g.sel { border-color: var(--a); background: var(--s1); }

  /* ── BUTTONS ── */
  .btn-p {
    display: block;
    width: calc(100% - 40px);
    margin: 16px 20px;
    padding: 15px;
    background: var(--a);
    color: var(--bg);
    font-size: 12px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    letter-spacing: .1em;
    text-transform: uppercase;
    font-family: 'Inter', sans-serif;
    min-height: 50px;
  }
  .btn-p:disabled { opacity: .28; cursor: default; }
  .btn-p:active   { opacity: .8; }

  .btn-g {
    display: block;
    width: calc(100% - 40px);
    margin: 0 20px 16px;
    padding: 13px;
    background: none;
    color: var(--b);
    font-size: 12px;
    font-weight: 500;
    border: 1px solid var(--ln2);
    cursor: pointer;
    letter-spacing: .05em;
    font-family: 'Inter', sans-serif;
  }
  .btn-g:active { background: var(--s1); }

  /* ── SUCCESS ── */
  .success-blk {
    padding: 48px 20px 32px;
    border-bottom: 1px solid var(--ln);
    text-align: center;
  }
  .suc-glyph {
    font-family: 'JetBrains Mono', monospace;
    font-size: 40px;
    font-weight: 400;
    color: var(--ok);
    line-height: 1;
    margin-bottom: 16px;
  }
  .suc-title { font-family: 'Barlow Condensed', sans-serif; font-weight: 900; font-size: 34px; letter-spacing: .03em; }
  .suc-sub   { font-size: 12px; color: var(--b); margin-top: 5px; }
  .suc-tags  { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-top: 16px; }
  .suc-tag   { border: 1px solid var(--ln2); padding: 4px 10px; font-size: 10px; color: var(--b); letter-spacing: .06em; font-family: 'JetBrains Mono', monospace; }

  /* ── HISTORY ── */
  .stats-strip { display: flex; border-bottom: 1px solid var(--ln); }
  .stat-cell {
    flex: 1;
    padding: 16px 20px;
    border-right: 1px solid var(--ln);
  }
  .stat-cell:last-child { border-right: none; }
  .sv { font-family: 'JetBrains Mono', monospace; font-weight: 400; font-size: 36px; line-height: 1; }
  .sl { font-size: 9px; color: var(--b); font-weight: 600; letter-spacing: .12em; text-transform: uppercase; margin-top: 4px; }

  .hist-row {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    border-bottom: 1px solid var(--ln);
    gap: 14px;
    min-height: 52px;
  }
  .hr-date {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    color: var(--b);
    flex-shrink: 0;
    width: 54px;
    line-height: 1.4;
  }
  .hr-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 500;
    width: 16px;
    flex-shrink: 0;
  }
  .hr-badge[data-day="A"] { color: var(--da); }
  .hr-badge[data-day="B"] { color: var(--db); }
  .hr-badge[data-day="C"] { color: var(--dc); }
  /* grupos D (Core) e E (Cardio) */
  .wcard[data-day="D"] .wcard-hd { border-left-color: var(--dd); }
  .wcard[data-day="E"] .wcard-hd { border-left-color: var(--de); }
  .wcard[data-day="D"] .wcard-letter { color: var(--dd); }
  .wcard[data-day="E"] .wcard-letter { color: var(--de); }
  .ds-btn.sel[data-day="D"] { border-top-color: var(--dd); background: rgba(59,130,246,.06); }
  .ds-btn.sel[data-day="E"] { border-top-color: var(--de); background: rgba(245,158,11,.06); }
  .ds-btn[data-day="D"] .ds-ltr { color: var(--dd); }
  .ds-btn[data-day="E"] .ds-ltr { color: var(--de); }
  .hr-badge[data-day="D"] { color: var(--dd); }
  .hr-badge[data-day="E"] { color: var(--de); }
  .hr-info { flex: 1; }
  .hr-name { font-weight: 500; font-size: 13px; }
  .hr-tags { display: flex; gap: 4px; margin-top: 3px; flex-wrap: wrap; }
  .hr-tag  { font-size: 10px; color: var(--b); border: 1px solid var(--ln); padding: 1px 6px; letter-spacing: .03em; }

  .empty-blk {
    padding: 60px 20px;
    text-align: center;
    font-size: 13px;
    color: var(--b);
    line-height: 1.8;
  }
  .empty-glyph {
    font-family: 'JetBrains Mono', monospace;
    font-size: 24px;
    color: var(--c);
    margin-bottom: 14px;
    letter-spacing: .1em;
  }

  /* ── DATA ACTIONS ── */
  .data-actions {
    display: flex;
    border-bottom: 1px solid var(--ln);
  }
  .btn-data {
    flex: 1;
    padding: 12px 8px;
    background: none;
    border: none;
    border-right: 1px solid var(--ln);
    color: var(--b);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: .08em;
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    min-height: 44px;
  }
  .btn-data:last-child { border-right: none; }
  .btn-data:active { background: var(--s1); color: var(--a); }

  /* ── TOAST ── */
  .toast {
    position: fixed;
    bottom: calc(var(--nav) + env(safe-area-inset-bottom, 0px) + 14px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--a);
    color: var(--bg);
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .04em;
    padding: 10px 18px;
    z-index: 300;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease;
    white-space: nowrap;
    max-width: calc(100vw - 40px);
  }
  .toast.show { opacity: 1; }

  /* ── MODAL ── */
  .modal-ov {
    position: fixed; inset: 0;
    background: rgba(0,0,0,.88);
    z-index: 200;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    /* mesma curva/duração do slide das abas */
    transition: opacity 0.28s cubic-bezier(0.4,0,0.2,1), visibility 0s linear 0.28s;
  }
  .modal-ov.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition: opacity 0.28s cubic-bezier(0.4,0,0.2,1), visibility 0s;
  }

  .modal-sh {
    background: var(--s1);
    border-top: 1px solid var(--ln2);
    max-height: 90dvh;
    overflow-y: auto;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    transform: translateY(100%);
    transition: transform 0.28s cubic-bezier(0.4,0,0.2,1);
  }
  .modal-ov.open .modal-sh { transform: translateY(0); }

  .modal-hd {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 16px 20px 14px;
    border-bottom: 1px solid var(--ln);
    gap: 12px;
  }
  .modal-over { font-size: 9px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--b); margin-bottom: 4px; }
  .modal-ttl  { font-family: 'Barlow Condensed', sans-serif; font-weight: 900; font-size: 26px; letter-spacing: .02em; }
  .modal-cls  {
    background: none;
    border: 1px solid var(--ln2);
    color: var(--b);
    cursor: pointer;
    font-size: 9px;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    padding: 7px 12px;
    flex-shrink: 0;
    font-family: 'Inter', sans-serif;
    min-height: 36px;
    min-width: 64px;
  }
  .modal-cls:active { background: var(--s2); }

  .ex-img-wrap { width: 100%; aspect-ratio: 16 / 10; background: var(--s2); display: flex; align-items: center; justify-content: center; overflow: hidden; }
  .ex-img { max-width: 100%; max-height: 100%; object-fit: contain; display: block; }
  .ex-img-wrap.empty::after { content: attr(data-ph); color: var(--b); font-size: 13px; text-align: center; padding: 0 20px; }

  .modal-info { padding: 14px 20px 20px; }
  .modal-chips { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
  .modal-chip {
    border: 1px solid var(--ln2);
    padding: 5px 10px;
    font-size: 10px;
    font-family: 'JetBrains Mono', monospace;
    color: var(--b);
    letter-spacing: .03em;
  }

  .modal-tip {
    font-size: 13px;
    color: var(--b);
    border-left: 1px solid var(--ln2);
    padding-left: 12px;
    line-height: 1.6;
    margin-bottom: 14px;
  }
  .modal-yt {
    font-size: 11px;
    color: var(--b);
    text-decoration: none;
    display: block;
    padding-top: 12px;
    border-top: 1px solid var(--ln);
    letter-spacing: .02em;
  }

  /* ── MÉTRICAS / CHARTS ── */
  .chart-wrap { padding:0 20px 14px; border-bottom:1px solid var(--ln); }
  .chart-sub  { font-size:10px; color:var(--b); margin-bottom:6px; }
  .chart-empty { font-size:11px; color:var(--b); padding:20px 0; text-align:center; }
  .feel-dist { padding:10px 20px 14px; border-bottom:1px solid var(--ln); }
  .feel-row  { display:flex; align-items:center; gap:10px; margin-bottom:7px; }
  .feel-row:last-child { margin-bottom:0; }
  .feel-lbl  { font-size:11px; color:var(--b); width:54px; flex-shrink:0; }
  .feel-bar-bg   { flex:1; height:3px; background:var(--s2); }
  .feel-bar-fill { height:3px; min-width:0; }
  .feel-pct  { font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--b); width:28px; text-align:right; flex-shrink:0; }
  .reminder-banner { margin:0; padding:12px 20px; border-bottom:1px solid var(--ln); border-left:3px solid var(--da); display:flex; align-items:center; gap:12px; background:var(--s1); }
  .reminder-lbl { font-size:9px; font-weight:600; letter-spacing:.12em; text-transform:uppercase; color:var(--da); margin-bottom:3px; }
  .reminder-txt { font-size:12px; color:var(--b); flex:1; }
  .reminder-btn { background:none; border:1px solid var(--da); color:var(--da); padding:8px 10px; font-size:11px; cursor:pointer; flex-shrink:0; -webkit-tap-highlight-color:transparent; touch-action:manipulation; }
  /* ── PROFILE SETUP WIZARD ── */
  .setup-step-label { font-size:9px; font-weight:600; letter-spacing:.14em; text-transform:uppercase; color:var(--b); margin-bottom:4px; }
  .field-block { padding:16px 20px; border-bottom:1px solid var(--ln); }
  .field-label { font-size:11px; font-weight:600; letter-spacing:.05em; text-transform:uppercase; color:var(--b); margin-bottom:10px; }
  .num-wrap { position:relative; display:inline-block; width:150px; }
  .num-inp {
    width:100%; box-sizing:border-box;
    background:var(--s1); border:1px solid var(--ln2);
    color:var(--a); font-family:'JetBrains Mono',monospace;
    font-size:24px; padding:12px 36px 12px 14px;
    outline:none; -webkit-appearance:none; appearance:none; border-radius:0;
  }
  .num-inp:focus { border-color:var(--a); }
  .num-inp::-webkit-inner-spin-button,
  .num-inp::-webkit-outer-spin-button { -webkit-appearance:none; margin:0; }
  .num-inp[type=number] { -moz-appearance:textfield; }
  .num-unit { position:absolute; right:10px; bottom:14px; font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--b); pointer-events:none; }
  .sel-grid { display:grid; grid-template-columns:1fr 1fr; gap:6px; }
  .sel-btn {
    padding:11px 12px; border:1px solid var(--ln2); background:none; color:var(--b);
    text-align:left; cursor:pointer; -webkit-tap-highlight-color:transparent; touch-action:manipulation;
  }
  .sel-btn .sb-l { display:block; font-size:13px; font-weight:500; color:var(--a); }
  .sel-btn .sb-d { display:block; font-size:10px; color:var(--b); margin-top:1px; }
  .sel-btn.sel { border-color:var(--a); background:var(--s2); }
  .setup-nav { padding:16px 20px; display:flex; gap:10px; }
  .btn-back { background:none; border:1px solid var(--ln2); color:var(--b); padding:13px 16px; font-size:13px; cursor:pointer; -webkit-tap-highlight-color:transparent; touch-action:manipulation; flex-shrink:0; }
  .btn-next { flex:1; background:var(--a); color:var(--bg); border:none; padding:14px; font-size:13px; font-weight:600; cursor:pointer; -webkit-tap-highlight-color:transparent; touch-action:manipulation; }
  .btn-next:disabled { opacity:.3; cursor:default; }
  /* ── PROFILE DISPLAY ── */
  .og-badge { padding:16px 20px; border-bottom:1px solid var(--ln); border-left:3px solid var(--da); }
  .og-badge-lbl { font-size:9px; font-weight:600; letter-spacing:.12em; text-transform:uppercase; color:var(--da); margin-bottom:4px; }
  .og-badge-title { font-family:'Barlow Condensed',sans-serif; font-weight:900; font-size:24px; color:var(--a); }
  .og-badge-desc { font-size:12px; color:var(--b); margin-top:6px; line-height:1.6; }
  .pf-metric-grid { display:grid; grid-template-columns:1fr 1fr; }
  .pf-metric { padding:14px 20px; border-bottom:1px solid var(--ln); border-right:1px solid var(--ln); }
  .pf-metric:nth-child(even) { border-right:none; }
  .pf-mv { font-family:'JetBrains Mono',monospace; font-size:26px; line-height:1; color:var(--a); }
  .pf-ml { font-size:9px; font-weight:600; letter-spacing:.12em; text-transform:uppercase; color:var(--b); margin-top:4px; }
  .pf-ms { font-size:10px; color:var(--b); margin-top:2px; }
  .pf-rec-row { padding:11px 20px; display:flex; align-items:center; border-bottom:1px solid var(--ln); }
  .pf-rec-lbl { font-size:12px; color:var(--b); flex:1; }
  .pf-rec-val { font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--a); }
  .pf-alert { padding:12px 20px; border-bottom:1px solid var(--ln); border-left:3px solid var(--db); }
  .pf-alert-lbl { font-size:9px; font-weight:600; letter-spacing:.12em; text-transform:uppercase; color:var(--db); margin-bottom:3px; }
  .pf-alert-text { font-size:12px; color:var(--b); line-height:1.55; }
  .btn-edit-pf { display:block; width:calc(100% - 40px); margin:16px 20px; padding:13px; border:1px solid var(--ln2); background:none; color:var(--b); font-size:13px; cursor:pointer; text-align:center; -webkit-tap-highlight-color:transparent; touch-action:manipulation; }
  /* Treinos personalization hint */
  .pf-notice { margin:0 16px 4px; padding:9px 12px; display:flex; align-items:center; gap:10px; border:1px solid var(--ln2); background:var(--s1); }
  .pf-notice-txt { font-size:11px; color:var(--b); flex:1; }
  .pf-notice-btn { font-size:11px; color:var(--a); background:none; border:none; padding:0; cursor:pointer; -webkit-tap-highlight-color:transparent; flex-shrink:0; }
  .pf-hint { padding:9px 16px; border-bottom:1px solid var(--ln); background:var(--s1); }
  .pf-hint-lbl { font-size:9px; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--da); margin-bottom:2px; }
  .pf-hint-val { font-family:'JetBrains Mono',monospace; font-size:11px; color:var(--b); }
  /* ── AUTH (tela de login/registro) ── */
/* ── AUTH (tela de login/registro) ── */
  #auth {
    position: fixed; inset: 0;
    background: var(--bg);
    z-index: 500;
    display: flex; align-items: center; justify-content: center;
    padding: 24px;
    padding-top: calc(24px + env(safe-area-inset-top, 0px));
    overflow: hidden;
  }
  #auth.hidden { display: none; }
  /* Fundo: imagem desfocada e escurecida; cobre a tela de forma responsiva. */
  #auth::before {
    content: "";
    position: absolute;
    inset: -40px;                 /* extrapola as bordas p/ o blur não revelar vazios */
    background: url('/assets/imagem_login.png') center / cover no-repeat;
    filter: blur(14px) brightness(var(--img-dim));
    transform: scale(1.08);
    z-index: 0;
  }
  /* Cartão "fosco" sobre a imagem. */
  .auth-card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 360px;
    background: var(--glass);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    border: 1px solid var(--ln2);
    padding: 32px 26px 28px;
  }
  .auth-brand {
    font-family: 'Barlow Condensed', sans-serif; font-weight: 900;
    font-size: 44px; line-height: 1; letter-spacing: .02em;
  }
  .auth-sub { color: var(--b); font-size: 13px; margin: 6px 0 26px; transition: opacity 0.2s ease; }
  /* campo de confirmar senha: expande/recolhe ao alternar login <> cadastro */
  .auth-pw2-wrap { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.28s cubic-bezier(0.4,0,0.2,1); }
  .auth-pw2-inner { overflow: hidden; opacity: 0; transition: opacity 0.2s ease; }
  #auth.register .auth-pw2-wrap { grid-template-rows: 1fr; }
  #auth.register .auth-pw2-inner { opacity: 1; }
  .auth-err.ok { color: var(--ok); }
  #app.setup-lock nav { display: none; }   /* trava a nav até o perfil ser preenchido */
  /* switch de tema (aba Perfil) */
  .theme-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 0 6px; }
  .theme-row-lbl { font-size: 9px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--b); }
  .theme-seg { display: flex; border: 1px solid var(--ln2); }
  .theme-opt { background: none; border: none; padding: 8px 14px; font-family: 'Inter', sans-serif; font-size: 12px; font-weight: 600; color: var(--b); cursor: pointer; -webkit-tap-highlight-color: transparent; }
  .theme-opt + .theme-opt { border-left: 1px solid var(--ln2); }
  .theme-opt.on { background: var(--a); color: var(--bg); }
  .btn-danger { width: 100%; margin-top: 10px; background: none; border: 1px solid rgba(239,68,68,.45); color: #EF4444; font-family: 'Inter', sans-serif; font-size: 13px; font-weight: 600; padding: 11px; cursor: pointer; -webkit-tap-highlight-color: transparent; }
  .btn-danger:active { background: rgba(239,68,68,.08); }

  /* ── TUTORIAL ── */
  .tuto { position: fixed; inset: 0; z-index: 450; background: var(--bg); display: flex; align-items: center; justify-content: center; padding: 28px; padding-top: calc(28px + env(safe-area-inset-top,0px)); }
  .tuto.hidden { display: none; }
  .tuto-card { width: 100%; max-width: 380px; }
  .tuto-viewport { overflow: hidden; }
  .tuto-track { display: flex; transition: transform 0.32s cubic-bezier(0.4,0,0.2,1); }
  .tuto-slide { flex: 0 0 100%; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 16px; padding: 24px 10px; }
  .tuto-icon { color: var(--a); line-height: 0; }
  .tuto-icon svg { width: 52px; height: 52px; }
  .tuto-title { font-family: 'Barlow Condensed', sans-serif; font-weight: 900; font-size: 34px; letter-spacing: .02em; }
  .tuto-text { font-size: 14px; color: var(--b); line-height: 1.6; max-width: 300px; }
  .tuto-dots { display: flex; gap: 7px; justify-content: center; margin: 22px 0; }
  .tuto-dot { width: 7px; height: 7px; border-radius: 4px; background: var(--ln2); transition: background .2s, width .2s; }
  .tuto-dot.on { background: var(--a); width: 22px; }
  .tuto-nav { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
  .tuto-skip { background: none; border: none; color: var(--b); font-size: 13px; font-weight: 600; cursor: pointer; padding: 10px 4px; -webkit-tap-highlight-color: transparent; }
  .tuto-btn { background: var(--a); color: var(--bg); border: none; font-family: 'Barlow Condensed', sans-serif; font-weight: 900; font-size: 18px; letter-spacing: .04em; text-transform: uppercase; padding: 12px 30px; cursor: pointer; -webkit-tap-highlight-color: transparent; }
  .auth-input {
    width: 100%; background: var(--s1); border: 1px solid var(--ln2); color: var(--a);
    font-family: 'Inter', sans-serif; font-size: 15px; padding: 13px 14px; margin-bottom: 10px;
    -webkit-appearance: none; border-radius: 0;
  }
  .auth-input:focus { outline: none; border-color: var(--b); }
  .auth-err { color: var(--da); font-size: 12px; min-height: 16px; margin: 2px 0 8px; }
  .auth-btn {
    width: 100%; background: var(--a); color: var(--bg); border: none;
    font-family: 'Barlow Condensed', sans-serif; font-weight: 900; font-size: 19px;
    letter-spacing: .04em; text-transform: uppercase; padding: 13px;
    cursor: pointer; -webkit-tap-highlight-color: transparent;
  }
  .auth-btn:disabled { opacity: .55; }
  .auth-toggle { text-align: center; color: var(--b); font-size: 13px; margin-top: 18px; cursor: pointer; }
  .auth-toggle b { color: var(--a); font-weight: 600; }
  .btn-logout {
    width: 100%; margin-top: 10px; background: none; border: 1px solid var(--ln2);
    color: var(--b); font-family: 'Inter', sans-serif; font-size: 13px; font-weight: 600;
    padding: 11px; cursor: pointer; -webkit-tap-highlight-color: transparent;
  }
  .btn-logout:active { background: var(--s1); }

  /* ── INSIGHTS ── */
  .ins-card {
    border: 1px solid var(--ln);
    border-left: 3px solid var(--ic, var(--b));
    background: var(--s1);
    padding: 13px 15px 14px;
    margin-bottom: 10px;
  }
  .ins-tag {
    font-size: 9px; font-weight: 600; letter-spacing: .12em;
    text-transform: uppercase; margin-bottom: 5px;
  }
  .ins-title {
    font-family: 'Barlow Condensed', sans-serif; font-weight: 900;
    font-size: 20px; line-height: 1.05; margin-bottom: 5px;
  }
  .ins-text { font-size: 13px; color: var(--b); line-height: 1.5; }
  .ins-loading { padding: 48px 20px; text-align: center; color: var(--b); font-size: 13px; }

  /* ═══════════ RESPONSIVO ═══════════ */
  /* Telas médias e desktop: fundo de "moldura" + cursor de mouse. */
  @media (min-width: 600px) {
    body { background: var(--frame); }
    [onclick] { cursor: pointer; }
  }

  /* TABLET / janela estreita (600–899px): mantém o frame de celular centralizado. */
  @media (min-width: 600px) and (max-width: 899px) {
    #app {
      border-left: 1px solid var(--ln);
      border-right: 1px solid var(--ln);
    }
    .modal-sh {
      max-width: 430px;
      width: 100%;
      margin: 0 auto;
      border-left: 1px solid var(--ln2);
      border-right: 1px solid var(--ln2);
    }
  }

  /* DESKTOP (≥900px): nav vira barra lateral, conteúdo ganha largura e grids. */
  @media (min-width: 900px) {
    #app {
      flex-direction: row;
      max-width: none;
      margin: 0;
    }

    /* NAV: barra inferior → lateral esquerda */
    nav {
      position: static;
      order: -1;
      transform: none;
      left: auto;
      width: 232px;
      max-width: none;
      height: auto;
      flex-direction: column;
      justify-content: flex-start;
      gap: 2px;
      border-top: none;
      border-right: 1px solid var(--ln);
      padding: 16px 0;
    }
    .nav-btn {
      flex: 0 0 auto;
      flex-direction: row;
      justify-content: flex-start;
      gap: 14px;
      min-height: 46px;
      padding: 0 22px;
      font-size: 12px;
      letter-spacing: .08em;
    }
    .nav-btn svg { width: 18px; height: 18px; }
    .nav-pip { display: none; }

    /* CONTEÚDO: centralizado com largura confortável (~920px) */
    .tab-panel {
      padding-bottom: 48px;
      padding-inline: max(32px, calc((100% - 920px) / 2));
    }

    /* TREINOS: cards de rotação lado a lado */
    .rotation {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(264px, 1fr));
      gap: 14px;
      align-items: start;
    }

    /* MÉTRICAS: gráficos em 2 colunas (fluxo multi-coluna mantém rótulo+gráfico juntos) */
    .met-grid { column-count: 2; column-gap: 30px; }
    .met-grid .sec-lbl { break-after: avoid; }
    .met-grid .chart-wrap,
    .met-grid .feel-dist,
    .met-grid .empty-blk { break-inside: avoid; }

    /* MODAL: bottom-sheet → diálogo centralizado */
    .modal-ov { justify-content: center; align-items: center; }
    .modal-sh {
      width: 100%;
      max-width: 540px;
      max-height: 86dvh;
      border: 1px solid var(--ln2);
      transform: translateY(14px);
    }
    .modal-ov.open .modal-sh { transform: translateY(0); }
  }