:root {
  color-scheme: light dark;
  --page: var(--tg-theme-bg-color, #f7f2ea);
  --surface: var(--tg-theme-secondary-bg-color, #fffdf9);
  --text: var(--tg-theme-text-color, #231d2c);
  --muted: var(--tg-theme-hint-color, #81798a);
  --line: color-mix(in srgb, var(--text) 12%, transparent);
  --violet: #6550bd;
  --violet-soft: color-mix(in srgb, var(--violet) 14%, var(--surface));
  --coral: #ed7464;
  --mint: #cfe9da;
  --cream: #fff0d5;
  font-family: Inter, ui-rounded, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-width: 320px; background: var(--page); color: var(--text); }
button, input, textarea, select { font: inherit; }
button { color: inherit; -webkit-tap-highlight-color: transparent; }
.coach-shell { width: min(100%, 760px); min-height: 100dvh; margin: 0 auto; padding: calc(12px + env(safe-area-inset-top)) 16px calc(30px + env(safe-area-inset-bottom)); }
.coach-header { display: grid; grid-template-columns: 38px 1fr 38px; gap: 10px; align-items: center; }
.coach-header > a, .coach-header > button, .client-sheet header > button { display: grid; width: 36px; height: 36px; place-items: center; border: 0; border-radius: 50%; background: var(--surface); color: var(--text); text-decoration: none; }
.coach-header div { text-align: center; }
.coach-header span, .intro-card > span, .trainer-card span, .invite-card > span, .client-sheet header span { color: var(--violet); font-size: 9px; font-weight: 750; letter-spacing: .15em; }
.coach-header h1 { margin: 2px 0 0; font-size: 19px; }
.coach-header > button { background: var(--cream); color: var(--violet); font-size: 11px; font-weight: 750; }
.coach-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin: 18px 0 14px; padding: 4px; border-radius: 16px; background: color-mix(in srgb, var(--text) 6%, transparent); }
.coach-tabs button { min-height: 43px; border: 0; border-radius: 13px; background: transparent; color: var(--muted); font-size: 12px; }
.coach-tabs button[aria-selected="true"] { background: var(--surface); color: var(--text); font-weight: 700; box-shadow: 0 4px 14px color-mix(in srgb, #21172f 8%, transparent); }
.intro-card { padding: 20px; border-radius: 24px; background: linear-gradient(145deg, var(--violet-soft), color-mix(in srgb, var(--cream) 80%, var(--surface))); }
.trainer-intro { background: linear-gradient(145deg, color-mix(in srgb, var(--mint) 75%, var(--surface)), var(--surface)); }
.intro-card h2 { margin: 7px 0 7px; font-size: 22px; letter-spacing: -.025em; }
.intro-card p, .invite-card p { color: var(--muted); font-size: 12px; line-height: 1.45; }
.card, .invite-card { margin-top: 11px; padding: 17px; border: 1px solid var(--line); border-radius: 22px; background: var(--surface); }
.card h3, .goal-form h3 { margin: 0 0 13px; font-size: 15px; }
form { display: grid; gap: 12px; }
form > label, .goal-form label, .report-date { display: grid; gap: 6px; color: var(--muted); font-size: 11px; }
input, textarea, select { width: 100%; min-height: 48px; border: 1px solid var(--line); border-radius: 15px; padding: 11px 13px; background: var(--page); color: var(--text); font-size: 16px; outline: none; }
textarea { resize: vertical; line-height: 1.4; }
input:focus, textarea:focus, select:focus { border-color: var(--violet); box-shadow: 0 0 0 3px var(--violet-soft); }
fieldset { display: grid; gap: 8px; margin: 0; padding: 0; border: 0; }
legend { margin-bottom: 8px; color: var(--text); font-size: 12px; font-weight: 700; }
.permission { display: grid; grid-template-columns: 24px 1fr; gap: 10px; align-items: center; padding: 11px; border: 1px solid var(--line); border-radius: 15px; }
.permission input { width: 20px; min-height: 20px; accent-color: var(--violet); }
.permission span { display: grid; gap: 2px; }
.permission b { color: var(--text); font-size: 12px; }
.permission small { font-size: 10px; }
.primary { min-height: 50px; border: 0; border-radius: 16px; background: var(--violet); color: white; font-weight: 700; }
.danger { width: 100%; min-height: 48px; margin-top: 13px; border: 1px solid color-mix(in srgb, var(--coral) 55%, var(--line)); border-radius: 16px; background: transparent; color: var(--coral); }
.form-error, .page-error { padding: 11px 13px; border-radius: 14px; background: color-mix(in srgb, var(--coral) 14%, var(--surface)); color: var(--coral); font-size: 12px; }
.trainer-card { display: grid; grid-template-columns: 52px 1fr; gap: 12px; align-items: center; }
.trainer-avatar { display: grid; width: 52px; height: 52px; place-items: center; border-radius: 18px; background: var(--violet-soft); color: var(--violet); font-weight: 750; }
.trainer-card h2 { margin: 3px 0; font-size: 18px; }
.trainer-card p { color: var(--muted); font-size: 11px; }
.client-goals, .client-comments { display: grid; gap: 9px; margin-top: 11px; }
.client-comments h3, .coach-comment-history h3 { margin: 8px 2px 1px; font-size: 14px; }
.client-reply-form { margin-top: 11px; padding: 15px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); }
.client-reply-form label { display: grid; gap: 6px; color: var(--muted); font-size: 11px; }
.client-reply-form .primary { min-height: 45px; }
.goal-card { padding: 15px 17px; border-radius: 20px; background: var(--violet-soft); }
.goal-card span { color: var(--violet); font-size: 10px; font-weight: 700; }
.goal-card strong { display: block; margin: 5px 0 9px; font-size: 14px; }
.goal-card small { color: var(--muted); font-size: 10px; }
.comment-card { padding: 15px 17px; border: 1px solid color-mix(in srgb, var(--violet) 24%, var(--line)); border-radius: 20px; background: var(--surface); }
.comment-card span { color: var(--violet); font-size: 9px; font-weight: 750; letter-spacing: .08em; }
.comment-card p { margin: 7px 0 8px; font-size: 13px; line-height: 1.5; white-space: pre-wrap; }
.comment-card small { color: var(--muted); font-size: 10px; }
.goal-progress { height: 6px; margin-bottom: 8px; overflow: hidden; border-radius: 8px; background: color-mix(in srgb, var(--violet) 14%, var(--surface)); }
.goal-progress i { display: block; height: 100%; border-radius: inherit; background: var(--violet); }
.invite-card { text-align: center; background: linear-gradient(145deg, var(--violet-soft), var(--surface)); }
.invite-card strong { display: block; margin: 9px 0 4px; font-size: clamp(27px, 8vw, 40px); letter-spacing: .11em; }
.invite-card div { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-top: 14px; }
.invite-card button, .section-title button { min-height: 43px; border: 0; border-radius: 13px; background: var(--surface); color: var(--violet); font-size: 11px; font-weight: 700; }
.section-title { display: flex; align-items: center; justify-content: space-between; margin: 22px 2px 10px; }
.section-title h2 { margin: 0 0 3px; font-size: 20px; }
.section-title p { color: var(--muted); font-size: 11px; }
.section-title button { min-height: 36px; padding: 0 12px; border: 1px solid var(--line); }
.client-list { display: grid; gap: 8px; }
.client-row { display: grid; grid-template-columns: 42px minmax(0, 1fr) auto; gap: 10px; align-items: center; width: 100%; padding: 13px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); text-align: left; }
.client-row > b { display: grid; width: 42px; height: 42px; place-items: center; border-radius: 14px; background: var(--cream); color: var(--violet); }
.client-row span { min-width: 0; display: grid; gap: 3px; }
.client-row strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; }
.client-row small { color: var(--muted); font-size: 10px; }
.client-row > i { color: var(--violet); font-size: 18px; font-style: normal; }
.client-empty { padding: 22px; border: 1px dashed var(--line); border-radius: 19px; color: var(--muted); font-size: 12px; line-height: 1.45; text-align: center; }
.client-backdrop { position: fixed; z-index: 20; inset: 0; background: rgba(24, 18, 33, .52); backdrop-filter: blur(4px); }
.client-sheet { position: fixed; z-index: 21; left: 50%; bottom: 0; width: min(100%, 700px); max-height: 96dvh; overflow-y: auto; transform: translateX(-50%); border-radius: 30px 30px 0 0; padding: 9px 16px calc(25px + env(safe-area-inset-bottom)); background: var(--page); box-shadow: 0 -24px 70px rgba(20, 14, 29, .25); }
.handle { width: 38px; height: 4px; margin: 0 auto 7px; border-radius: 5px; background: var(--line); }
.client-sheet header { position: sticky; z-index: 2; top: -9px; display: grid; grid-template-columns: 38px 1fr 38px; align-items: center; padding: 9px 0; background: color-mix(in srgb, var(--page) 95%, transparent); backdrop-filter: blur(10px); text-align: center; }
.client-sheet header h2 { margin: 2px 0 0; font-size: 19px; }
.report-date { margin: 9px 0 11px; }
.weekly-report { margin-bottom: 13px; padding: 16px; border: 1px solid color-mix(in srgb, var(--violet) 24%, var(--line)); border-radius: 22px; background: linear-gradient(145deg, var(--violet-soft), var(--surface)); }
.weekly-report-title { display: flex; align-items: end; justify-content: space-between; gap: 12px; }
.weekly-report-title span { color: var(--violet); font-size: 9px; font-weight: 750; letter-spacing: .12em; }
.weekly-report-title h3 { margin: 4px 0 0; font-size: 17px; }
.weekly-report-title > small { max-width: 118px; color: var(--muted); font-size: 9px; line-height: 1.35; text-align: right; }
.weekly-summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-top: 13px; }
.weekly-summary span { display: grid; gap: 3px; padding: 10px 5px; border-radius: 13px; background: color-mix(in srgb, var(--surface) 84%, transparent); text-align: center; }
.weekly-summary b { font-size: 12px; }
.weekly-summary small { color: var(--muted); font-size: 8px; }
.weekly-days { display: grid; gap: 5px; margin-top: 10px; }
.weekly-day { display: grid; grid-template-columns: 76px minmax(0, 1fr) 20px; gap: 8px; align-items: center; padding: 8px 10px; border-radius: 12px; background: color-mix(in srgb, var(--surface) 70%, transparent); }
.weekly-day > div { display: grid; grid-template-columns: 24px 46px; gap: 3px; align-items: baseline; }
.weekly-day > div small { white-space: nowrap; }
.weekly-day strong { font-size: 10px; text-transform: capitalize; }
.weekly-day small, .weekly-day p { color: var(--muted); font-size: 9px; }
.weekly-day p { margin: 0; }
.weekly-day i { display: grid; width: 19px; height: 19px; place-items: center; border-radius: 50%; color: var(--muted); font-size: 10px; font-style: normal; }
.weekly-day.is-logged i { background: var(--mint); color: #27563d; }
.client-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.client-summary span { display: grid; gap: 3px; padding: 12px 8px; border-radius: 15px; background: var(--surface); text-align: center; }
.client-summary b { font-size: 14px; }
.client-summary small { color: var(--muted); font-size: 9px; }
.client-diary, .client-weight, .client-workouts, .coach-comment-history { display: grid; gap: 7px; margin-top: 12px; }
.client-diary h3, .client-weight h3, .client-workouts h3 { margin: 5px 0 1px; font-size: 14px; }
.coach-meal { padding: 13px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); }
.coach-meal > div { display: flex; justify-content: space-between; gap: 10px; margin-bottom: 7px; }
.coach-meal > div strong { font-size: 12px; }
.coach-meal > div small { color: var(--muted); font-size: 10px; }
.coach-food { display: flex; justify-content: space-between; gap: 10px; padding: 5px 0; border-top: 1px solid var(--line); font-size: 11px; }
.coach-food span { color: var(--muted); }
.data-note { padding: 14px; border-radius: 17px; background: var(--surface); color: var(--muted); font-size: 11px; line-height: 1.45; }
.goal-form, .comment-form { margin-top: 15px; padding: 17px; border: 1px solid var(--line); border-radius: 21px; background: var(--surface); }
.comment-form h3 { margin: 0; font-size: 15px; }
.comment-form > small { color: var(--muted); font-size: 10px; line-height: 1.4; }
.goal-form > div { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.loading { position: fixed; z-index: 30; inset: 0; display: grid; place-content: center; justify-items: center; gap: 12px; background: var(--page); }
.loading div { width: 45px; height: 45px; border: 4px solid var(--violet-soft); border-top-color: var(--violet); border-radius: 50%; animation: spin .8s linear infinite; }
.loading p { margin: 0; color: var(--muted); font-size: 12px; }
@keyframes spin { to { transform: rotate(360deg); } }
[hidden] { display: none !important; }
@media (min-width: 700px) { .coach-shell { padding-inline: 24px; } .client-list { grid-template-columns: 1fr 1fr; } }
@media (prefers-reduced-motion: reduce) { * { animation-duration: .01ms !important; } }
@media (prefers-color-scheme: dark) { :root:not([style*="--tg-theme-bg-color"]) { --page: #17131e; --surface: #211b2b; --text: #f6f1fa; --muted: #aaa1b5; --cream: #5a4736; --mint: #284638; } }