/* ================================================
   FISCHER METHOD — style.css
   Paleta: #080c08 fundo · #2d6a2d verde · #f4f4f4 branco
   Fontes: Space Grotesk (display) · Lexend (body)
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700;800&family=Lexend:wght@300;400;500;600;700&display=swap');

/* ── TOKENS ──────────────────────────────────────── */
:root {
  --bg:             #080c08;
  --surf-low:       #0f140f;
  --surf-mid:       #161e16;
  --surf-high:      #1e281e;
  --surf-raised:    #253025;

  --green:          #2d6a2d;
  --green-light:    #3d8c3d;
  --green-pale:     #c8e6c8;
  --green-glow:     rgba(45,106,45,0.18);
  --green-border:   rgba(45,106,45,0.35);

  --white:          #f4f4f4;
  --muted:          #7a8a7a;
  --faint:          #3a483a;
  --outline:        rgba(255,255,255,0.07);
  --outline-green:  rgba(45,106,45,0.28);

  --red:            #e05555;
  --red-pale:       rgba(224,85,85,0.12);
  --gold:           #c9a84c;
  --gold-pale:      rgba(201,168,76,0.12);
  --blue:           #4c8fc9;
  --blue-pale:      rgba(76,143,201,0.12);

  --font-display:   'Space Grotesk', sans-serif;
  --font-body:      'Lexend', sans-serif;

  --r:    14px;
  --rs:   10px;
  --rx:   6px;
  --nav:  64px;

  --shadow:  0 2px 16px rgba(0,0,0,0.45);
  --shadow-green: 0 4px 24px rgba(45,106,45,0.2);
}

/* ── RESET ───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; overscroll-behavior: none; }
body { font-family: var(--font-body); background: var(--bg); color: var(--white); font-size: 14px; line-height: 1.6; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font-family: inherit; color: var(--white); }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ── SHELL ───────────────────────────────────────── */
#app { display: flex; flex-direction: column; height: 100dvh; overflow: hidden; max-width: 430px; margin: 0 auto; position: relative; }
#scr { flex: 1; overflow-y: auto; overflow-x: hidden; -webkit-overflow-scrolling: touch; scroll-behavior: smooth; padding: 0 0 calc(var(--nav) + env(safe-area-inset-bottom) + 16px); }
#scr::-webkit-scrollbar { display: none; }

/* ── PAGE TRANSITIONS ────────────────────────────── */
.pg { display: none; }
.pg.on { display: block; animation: pgIn .22s ease forwards; }
@keyframes pgIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* ── HEADER ──────────────────────────────────────── */
.top-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 20px 12px;
  position: sticky; top: 0; z-index: 100;
  background: linear-gradient(180deg, var(--bg) 70%, transparent 100%);
}
.top-bar-title { font-family: var(--font-display); font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }
.top-bar-sub { font-size: 11px; color: var(--muted); margin-top: 1px; }
.top-bar-right { display: flex; align-items: center; gap: 10px; }

/* ── BOTTOM NAV ──────────────────────────────────── */
.bnav-fixed {
  position: fixed; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 430px;
  background: var(--surf-low);
  border-top: 1px solid var(--outline);
  display: grid; grid-template-columns: repeat(4, 1fr);
  padding-bottom: env(safe-area-inset-bottom);
  z-index: 300;
}
.bn {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 3px; padding: 10px 0; color: var(--muted); font-size: 10px; font-weight: 500;
  letter-spacing: 0.03em; transition: color .15s;
  min-height: 56px;
}
.bn:active { opacity: .6; }
.bn.on { color: var(--green-pale); }
.bn .ico {
  font-size: 20px; line-height: 1; display: block;
}
.bn .lbl { font-size: 9px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }

/* ── CARDS ───────────────────────────────────────── */
.card {
  background: var(--surf-mid);
  border: 1px solid var(--outline);
  border-radius: var(--r);
  padding: 18px;
}
.card-sm { padding: 14px; border-radius: var(--rs); }
.card-green { border-color: var(--green-border); background: linear-gradient(135deg, var(--surf-mid) 0%, rgba(45,106,45,0.08) 100%); }
.mb { margin-bottom: 14px; }
.pad { padding: 0 20px; }

/* ── SECTION HEADER ──────────────────────────────── */
.sec-head { padding: 20px 20px 12px; display: flex; align-items: center; justify-content: space-between; }
.sec-title { font-family: var(--font-display); font-size: 20px; font-weight: 700; letter-spacing: -0.02em; }
.sec-sub { font-size: 11px; color: var(--muted); margin-top: 2px; }

/* ── HERO BANNER ─────────────────────────────────── */
.hero-banner {
  margin: 0 20px 16px;
  background: var(--surf-low);
  border: 1px solid var(--green-border);
  border-radius: var(--r);
  padding: 22px 20px;
  position: relative;
  overflow: hidden;
}
.hero-banner::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 85% 20%, rgba(45,106,45,0.22) 0%, transparent 60%);
  pointer-events: none;
}
.hero-banner-eyebrow { font-size: 10px; letter-spacing: .18em; text-transform: uppercase; color: var(--green-pale); opacity: .7; margin-bottom: 6px; }
.hero-banner-name { font-family: var(--font-display); font-size: 28px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 4px; }
.hero-banner-sub { font-size: 12px; color: var(--muted); font-weight: 300; }

/* ── STATS GRID ──────────────────────────────────── */
.stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 0 20px; margin-bottom: 16px; }
.stat-box { background: var(--surf-mid); border: 1px solid var(--outline); border-radius: var(--rs); padding: 14px 10px; text-align: center; }
.stat-box.green { border-color: var(--green-border); background: var(--green-glow); }
.stat-val { font-family: var(--font-display); font-size: 26px; font-weight: 700; line-height: 1; color: var(--white); }
.stat-val.green { color: var(--green-pale); }
.stat-lbl { font-size: 10px; color: var(--muted); margin-top: 3px; text-transform: uppercase; letter-spacing: .06em; }

/* ── BUTTONS ─────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 13px 20px; border-radius: var(--rs);
  font-size: 14px; font-weight: 600; letter-spacing: .01em;
  transition: opacity .12s, transform .12s;
  min-height: 46px; cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  user-select: none; -webkit-user-select: none;
}
.btn:active { opacity: .7; transform: scale(.95); }
.btn-sm { padding: 9px 14px; font-size: 12px; min-height: 36px; }
.btn-xs { padding: 6px 10px; font-size: 11px; min-height: 30px; border-radius: var(--rx); }
.btn-full { width: 100%; }
.btn-primary { background: var(--green); color: var(--white); }
.btn-primary:hover { background: var(--green-light); }
.btn-outline { background: transparent; border: 1.5px solid var(--green-border); color: var(--green-pale); }
.btn-ghost { background: var(--surf-high); color: var(--white); border: 1px solid var(--outline); }
.btn-danger { background: var(--red-pale); color: var(--red); border: 1px solid rgba(224,85,85,0.25); }
.btn-google { background: var(--surf-high); color: var(--white); border: 1px solid var(--outline); font-size: 14px; font-weight: 500; gap: 10px; }

/* ── INPUTS ──────────────────────────────────────── */
.fg { margin-bottom: 14px; }
.fg label { display: block; font-size: 11px; font-weight: 600; color: var(--muted); margin-bottom: 6px; text-transform: uppercase; letter-spacing: .06em; }
.fg input, .fg select, .fg textarea {
  width: 100%; padding: 13px 14px;
  background: var(--surf-high); border: 1.5px solid var(--outline);
  border-radius: var(--rs); color: var(--white); font-size: 15px;
  transition: border .14s; -webkit-appearance: none; appearance: none;
}
.fg input:focus, .fg select:focus, .fg textarea:focus { outline: none; border-color: var(--green); }
.fg textarea { resize: vertical; min-height: 80px; line-height: 1.5; }
.fg-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ── MODALS ──────────────────────────────────────── */
.mov {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0); z-index: 500;
  align-items: flex-end;
  transition: background .25s;
}
.mov.on { display: flex; background: rgba(0,0,0,.65); }
.mod {
  background: var(--surf-low);
  border-radius: 20px 20px 0 0;
  border-top: 1px solid var(--outline);
  padding: 20px 20px calc(24px + env(safe-area-inset-bottom));
  width: 100%; max-height: 92dvh; overflow-y: auto;
  transform: translateY(100%);
  transition: transform .3s cubic-bezier(.32,.72,0,1);
}
.mov.on .mod { transform: translateY(0); }
.mod-handle { width: 36px; height: 4px; border-radius: 2px; background: var(--faint); margin: 0 auto 18px; }
.mod h3 { font-family: var(--font-display); font-size: 18px; font-weight: 700; margin-bottom: 18px; letter-spacing: -0.01em; }
.mod-actions { display: flex; gap: 10px; margin-top: 18px; }
.mod-actions .btn { flex: 1; }

/* ── TABS ────────────────────────────────────────── */
.tabs { display: flex; gap: 6px; overflow-x: auto; padding: 0 20px 2px; margin-bottom: 16px; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tab {
  flex-shrink: 0; padding: 8px 16px; border-radius: 99px;
  font-size: 12px; font-weight: 600; color: var(--muted);
  border: 1.5px solid var(--outline); background: transparent;
  transition: all .14s; white-space: nowrap;
}
.tab.on { background: var(--green); color: var(--white); border-color: var(--green); }

/* ── PROGRESS BAR ────────────────────────────────── */
.prog-wrap { background: var(--surf-high); border-radius: 99px; height: 6px; overflow: hidden; }
.prog-fill { height: 100%; border-radius: 99px; background: var(--green); transition: width .5s ease; }
.prog-fill.gold { background: var(--gold); }
.prog-fill.red { background: var(--red); }

/* ── BADGE ───────────────────────────────────────── */
.badge { display: inline-block; padding: 3px 9px; border-radius: 99px; font-size: 10px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.badge-green { background: var(--green-glow); color: var(--green-pale); border: 1px solid var(--green-border); }
.badge-red { background: var(--red-pale); color: var(--red); }
.badge-gold { background: var(--gold-pale); color: var(--gold); }
.badge-muted { background: var(--surf-high); color: var(--muted); border: 1px solid var(--outline); }
.badge-blue { background: var(--blue-pale); color: var(--blue); }

/* ── AVATAR ──────────────────────────────────────── */
.avatar { border-radius: 50%; overflow: hidden; flex-shrink: 0; background: var(--surf-high); border: 2px solid var(--green-border); }
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.avatar-placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; color: var(--green-pale); }
.av-sm { width: 36px; height: 36px; }
.av-md { width: 52px; height: 52px; }
.av-lg { width: 72px; height: 72px; }
.av-xl { width: 96px; height: 96px; }

/* ── LIST ROWS ───────────────────────────────────── */
.list-row {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 20px; border-bottom: 1px solid var(--outline);
  transition: background .12s; cursor: pointer;
}
.list-row:last-child { border-bottom: none; }
.list-row:active { background: var(--surf-high); }
.list-row-info { flex: 1; min-width: 0; }
.list-row-title { font-size: 14px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.list-row-sub { font-size: 11px; color: var(--muted); margin-top: 2px; }
.list-row-right { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

/* ── EXERCISE CARD ───────────────────────────────── */
.ex-card {
  background: var(--surf-mid); border: 1px solid var(--outline);
  border-radius: var(--rs); padding: 14px; margin-bottom: 10px;
  display: flex; align-items: center; gap: 12px;
}
.ex-card.done { border-color: var(--green-border); background: rgba(45,106,45,0.06); }
.ex-num { width: 32px; height: 32px; border-radius: 50%; background: var(--surf-high); border: 1px solid var(--outline); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-size: 13px; font-weight: 700; color: var(--muted); flex-shrink: 0; }
.ex-card.done .ex-num { background: var(--green); border-color: var(--green); color: var(--white); }
.ex-info { flex: 1; min-width: 0; }
.ex-name { font-size: 14px; font-weight: 600; margin-bottom: 3px; }
.ex-detail { font-size: 11px; color: var(--muted); }
.ex-sets { display: flex; gap: 6px; margin-top: 6px; }
.ex-set-pill { background: var(--surf-high); border: 1px solid var(--outline); border-radius: var(--rx); padding: 3px 9px; font-size: 11px; font-weight: 600; color: var(--white); }

/* ── VIDEO THUMB ─────────────────────────────────── */
.yt-thumb { position: relative; border-radius: var(--rs); overflow: hidden; aspect-ratio: 16/9; background: var(--surf-high); cursor: pointer; }
.yt-thumb img { width: 100%; height: 100%; object-fit: cover; }
.yt-play { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; background: rgba(0,0,0,0.4); transition: background .15s; }
.yt-thumb:hover .yt-play { background: rgba(0,0,0,0.55); }
.yt-play-btn { width: 48px; height: 48px; background: var(--green); border-radius: 50%; display: flex; align-items: center; justify-content: center; }

/* ── CHART BAR ───────────────────────────────────── */
.chart-bars { display: flex; align-items: flex-end; gap: 6px; height: 80px; }
.chart-bar-wrap { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; height: 100%; justify-content: flex-end; }
.chart-bar { width: 100%; border-radius: 4px 4px 0 0; background: var(--surf-high); min-height: 4px; transition: height .4s ease; }
.chart-bar.active { background: var(--green); }
.chart-bar-lbl { font-size: 9px; color: var(--muted); }

/* ── LOGIN PAGE ──────────────────────────────────── */
.login-wrap {
  min-height: 100dvh; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 32px 24px; position: relative; overflow: hidden;
  background: var(--bg);
}
.login-wrap::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 60% 0%, rgba(45,106,45,0.2) 0%, transparent 55%),
    radial-gradient(ellipse at 10% 90%, rgba(45,106,45,0.1) 0%, transparent 50%);
  pointer-events: none;
}
.login-logo { text-align: center; margin-bottom: 44px; position: relative; }
.login-emblem { font-family: var(--font-display); font-size: 56px; font-weight: 800; letter-spacing: -0.04em; color: var(--white); line-height: 1; }
.login-emblem span { color: var(--green-pale); }
.login-method { font-family: var(--font-display); font-size: 16px; font-weight: 400; color: var(--muted); letter-spacing: .12em; text-transform: uppercase; margin-top: 6px; }
.login-card { background: var(--surf-low); border: 1px solid var(--outline); border-radius: 20px; padding: 28px 24px; width: 100%; max-width: 360px; position: relative; }
.login-card h2 { font-family: var(--font-display); font-size: 20px; font-weight: 700; margin-bottom: 6px; }
.login-card p { font-size: 13px; color: var(--muted); margin-bottom: 24px; line-height: 1.5; }
.login-divider { display: flex; align-items: center; gap: 10px; margin: 18px 0; }
.login-divider span { font-size: 11px; color: var(--faint); white-space: nowrap; }
.login-divider::before, .login-divider::after { content: ''; flex: 1; height: 1px; background: var(--outline); }
.login-invite { margin-top: 20px; text-align: center; font-size: 12px; color: var(--muted); }
.login-invite a { color: var(--green-pale); font-weight: 600; cursor: pointer; }

/* ── DASHBOARD PERSONAL ──────────────────────────── */
.aluno-card {
  display: flex; gap: 12px; align-items: center;
  background: var(--surf-mid); border: 1px solid var(--outline);
  border-radius: var(--rs); padding: 14px; margin-bottom: 10px;
  cursor: pointer; transition: border-color .15s;
}
.aluno-card:active { border-color: var(--green-border); }
.aluno-card-info { flex: 1; min-width: 0; }
.aluno-card-name { font-size: 14px; font-weight: 600; margin-bottom: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.aluno-card-meta { font-size: 11px; color: var(--muted); }
.aluno-card-right { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }

/* ── PERFIL ──────────────────────────────────────── */
.perfil-header { padding: 24px 20px 16px; display: flex; gap: 16px; align-items: center; }
.perfil-info { flex: 1; }
.perfil-name { font-family: var(--font-display); font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }
.perfil-obj { font-size: 12px; color: var(--muted); margin-top: 3px; }

/* ── EXECUCAO ────────────────────────────────────── */
.exec-header { padding: 20px; background: var(--surf-low); border-bottom: 1px solid var(--outline); }
.exec-title { font-family: var(--font-display); font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.exec-progress { margin-top: 10px; }
.exec-progress-label { display: flex; justify-content: space-between; font-size: 11px; color: var(--muted); margin-bottom: 5px; }
.timer-display { font-family: var(--font-display); font-size: 42px; font-weight: 700; color: var(--green-pale); letter-spacing: .04em; text-align: center; padding: 20px 0; }
.rest-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.85); z-index: 200; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px; }
.rest-count { font-family: var(--font-display); font-size: 80px; font-weight: 800; color: var(--green-pale); line-height: 1; }
.rest-label { font-size: 16px; color: var(--muted); letter-spacing: .1em; text-transform: uppercase; }

/* ── PROGRESS CHARTS ─────────────────────────────── */
.medida-row { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--outline); }
.medida-row:last-child { border-bottom: none; }
.medida-val { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--white); }
.medida-lbl { font-size: 11px; color: var(--muted); }
.medida-change { font-size: 12px; font-weight: 600; }
.medida-change.up { color: var(--green-pale); }
.medida-change.down { color: var(--red); }

/* ── EMPTY STATE ─────────────────────────────────── */
.empty { text-align: center; padding: 44px 20px; color: var(--muted); }
.empty-ico { font-size: 40px; margin-bottom: 10px; opacity: .5; }
.empty p { font-size: 13px; line-height: 1.6; }

/* ── TOAST ───────────────────────────────────────── */
#toast {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%) translateY(-10px);
  background: var(--surf-raised); border: 1px solid var(--green-border);
  padding: 11px 20px; border-radius: 99px;
  font-size: 13px; font-weight: 600; color: var(--white);
  white-space: nowrap; opacity: 0; transition: all .25s; z-index: 999;
  pointer-events: none; box-shadow: var(--shadow-green);
}
#toast.on { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── LOADING ─────────────────────────────────────── */
.loading { display: flex; align-items: center; justify-content: center; height: 100dvh; flex-direction: column; gap: 14px; }
.spinner { width: 36px; height: 36px; border: 3px solid var(--surf-high); border-top-color: var(--green); border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── UTILS ───────────────────────────────────────── */
.flex { display: flex; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.text-muted { color: var(--muted); }
.text-green { color: var(--green-pale); }
.text-sm { font-size: 12px; }
.text-xs { font-size: 11px; }
.font-display { font-family: var(--font-display); }
.font-bold { font-weight: 700; }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.divider { height: 1px; background: var(--outline); margin: 16px 0; }
.section-pad { padding: 0 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* ── SCROLLBAR ───────────────────────────────────── */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-thumb { background: var(--faint); border-radius: 2px; }

/* ── ANIMATIONS ──────────────────────────────────── */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
.anim-fade { animation: fadeIn .3s ease forwards; }
.anim-up { animation: slideUp .3s ease forwards; }

/* ── TEMA CLARO ──────────────────────────────────── */
body.tema-claro {
  --bg:           #f5f5f5;
  --surf-low:     #eeeeee;
  --surf-mid:     #ffffff;
  --surf-high:    #f0f0f0;
  --surf-raised:  #e8e8e8;
  --white:        #0d120d;
  --muted:        #666666;
  --faint:        #aaaaaa;
  --outline:      rgba(0,0,0,0.10);
  --outline-green: rgba(45,106,45,0.30);
}
body.tema-claro input,
body.tema-claro select,
body.tema-claro textarea { color: var(--white); background: var(--surf-mid); }