.mobile-nav { display: none; }
.mobile-logout-form { display: none; }

@media (max-width: 700px) {
  html { scroll-padding-top: 108px; }
  body { font-size: 16px; -webkit-text-size-adjust: 100%; }
  .app-shell { display: block; min-height: 100svh; padding-bottom: 18px; }
  .app-shell.has-mobile-nav { padding-bottom: calc(82px + env(safe-area-inset-bottom)); }
  .sidebar {
    position: sticky; z-index: 30; top: 0; display: block; width: 100%; height: auto;
    padding: calc(7px + env(safe-area-inset-top)) 15px 7px; border-bottom: 1px solid #dce6e8; background: #14242b;
  }
  .brand { min-height: 42px; margin: 0; gap: 9px; }
  .brand-mark { width: 36px; height: 36px; border-radius: 11px; font-size: 21px; }
  .brand b { font-size: 12px; }
  .brand small { font-size: 10px; }
  .brand { padding-right: 76px; }
  .mobile-logout-form { position: absolute; top: calc(8px + env(safe-area-inset-top)); right: 14px; display: block; margin: 0; }
  .mobile-logout-button { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 36px; padding: 0 11px; border: 1px solid rgba(235,243,246,.22); border-radius: 10px; background: #202c32; color: #f3f7f8; font-size: 12px; font-weight: 800; }
  .mobile-logout-button span:first-child { font-size: 15px; line-height: 1; }
  .mobile-logout-button:focus-visible { outline: 3px solid #d9f56b; outline-offset: 2px; }
  .studio-chip, .nav-label, .main-nav, .sidebar-note, .sidebar-bottom { display: none; }
  .main-area { width: 100%; }
  .topbar {
    position: sticky; z-index: 20; top: calc(51px + env(safe-area-inset-top)); height: 40px; padding: 0 15px;
    background: rgba(255,255,255,.96); backdrop-filter: blur(12px);
  }
  .topbar-studio { max-width: 58vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 11px; }
  .crumb { display: none; }
  .secure-indicator { font-size: 10px; white-space: nowrap; }
  .page-wrap { width: 100%; padding: 18px 14px 20px; }
  .page-heading { margin: 0 0 16px; }
  .heading-row { align-items: flex-start; flex-direction: column; gap: 10px; }
  .page-heading h1 { font-size: clamp(29px, 8vw, 36px); }
  .page-heading p { font-size: 14px; }
  .plan-stamp { align-self: flex-start; min-height: 42px; font-size: 11px; }
  .hero-panel { min-height: 190px; padding: 21px 18px; border-radius: 18px; }
  .hero-panel h2 { max-width: 73%; font-size: 29px; }
  .hero-panel p { max-width: 72%; font-size: 13px; }
  .hero-tags { max-width: 78%; gap: 6px; margin-top: 14px; }
  .hero-tags span { padding: 7px 9px; font-size: 10px; }
  .hero-art { right: -66px; opacity: .55; }
  .hero-ring { right: 49px; top: 34px; width: 105px; height: 105px; }
  .hero-ring b { font-size: 31px; }
  .summary-grid { display: flex; gap: 9px; margin: 12px -14px 25px; padding: 0 14px 5px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
  .summary-grid::-webkit-scrollbar { display: none; }
  .summary-card { flex: 0 0 min(62vw, 190px); min-height: 112px; padding: 14px; scroll-snap-align: start; }
  .summary-card small { font-size: 11px; }
  .summary-card b { font-size: 15px; }
  .summary-card p { font-size: 10px; }
  .summary-card .summary-icon { width: 28px; height: 28px; right: 11px; top: 11px; }
  .section-heading { align-items: flex-start; gap: 8px; margin-bottom: 11px; }
  .section-heading h2 { font-size: 20px; }
  .section-heading p { max-width: 100%; font-size: 12px; }
  .count-badge, .day-chip { padding: 7px 9px; font-size: 10px; }
  .day-panel { margin-bottom: 12px; padding: 13px; border-radius: 15px; }
  .day-heading { margin-bottom: 11px; }
  .day-heading h3 { font-size: 17px; }
  .day-kicker { font-size: 10px; }
  .exercise-grid { grid-template-columns: minmax(0, 1fr); gap: 11px; }
  .exercise-card { border-radius: 14px; }
  .exercise-top { flex-direction: row; align-items: center; padding: 11px 12px 0; }
  .muscle-chip, .equipment-chip { padding: 6px 8px; font-size: 10px; }
  .video-slot { margin: 10px 10px 0; border-radius: 11px; }
  .video-slot .play-mark { width: 36px; height: 36px; font-size: 13px; }
  .video-slot b { font-size: 12px; }
  .video-slot span { font-size: 10px; }
  .exercise-body { padding: 12px; }
  .exercise-body h3 { font-size: 17px; }
  .exercise-body > p { height: auto; min-height: 0; margin: 6px 0 12px; font-size: 13px; line-height: 1.55; }
  .prescription { flex-wrap: wrap; gap: 9px; padding: 10px; }
  .prescription small { font-size: 9px; }
  .prescription b { font-size: 15px; }
  .prescription > span:not(.rest-chip) { font-size: 14px; }
  .rest-chip { margin-left: auto; padding: 7px 8px; font-size: 10px; }
  .button { min-height: 48px; padding: 11px 14px; border-radius: 11px; font-size: 14px; }
  .button span { font-size: 17px; }
  .button.soft { margin-top: 10px; }
  .completed-note { min-height: 44px; font-size: 12px; }
  .bottom-grid { grid-template-columns: minmax(0, 1fr); gap: 11px; margin: 15px 0; }
  .info-panel { padding: 15px; border-radius: 14px; }
  .info-panel h2 { font-size: 19px; }
  .info-panel > p { font-size: 13px; }
  .goal-change { flex-direction: column; }
  .goal-change select, .form-stack select, .form-stack input:not([type=radio]):not([type=checkbox]) { min-height: 48px; font-size: 16px; }
  .profile-facts { gap: 7px; }
  .profile-facts > div { padding: 9px; }
  .profile-facts small { font-size: 10px; }
  .profile-facts b { font-size: 12px; }
  .profile-private { font-size: 11px; }
  .reference-panel { grid-template-columns: 36px minmax(0, 1fr); gap: 10px; padding: 14px; border-radius: 14px; }
  .reference-mark { width: 34px; height: 34px; font-size: 18px; }
  .reference-panel h2 { font-size: 18px; }
  .reference-panel p { font-size: 12px; }
  .source-links { flex-direction: column; gap: 9px; }
  .source-links a { font-size: 12px; }
  .safety-note { flex-direction: column; gap: 4px; padding: 12px; font-size: 11px; }
  .safety-note b { white-space: normal; }
  .footer { font-size: 10px; }
  .flash { font-size: 13px; }
  .mobile-nav {
    position: fixed; z-index: 60; right: 0; bottom: 0; left: 0; display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 4px; padding: 6px 8px calc(7px + env(safe-area-inset-bottom));
    border-top: 1px solid #dce6e8; background: rgba(255,255,255,.96); backdrop-filter: blur(14px);
  }
  .mobile-nav a { min-width: 0; min-height: 52px; display: grid; place-content: center; justify-items: center; gap: 1px; border-radius: 12px; color: #687981; }
  .mobile-nav a > span { font-size: 18px; line-height: 1.1; }
  .mobile-nav a > small { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: clamp(8px, 2.45vw, 10px); font-weight: 750; letter-spacing: -.02em; }
  .mobile-nav a.active { background: #e5f4f5; color: #087f8c; }
  .mobile-nav a:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid #20a4aa; outline-offset: 2px; }
  .auth-page { min-height: 100svh; padding: max(16px, env(safe-area-inset-top)) 14px max(16px, env(safe-area-inset-bottom)); }
  .login-layout { width: 100%; max-width: 520px; grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .login-story { padding: 6px 4px; }
  .brand-light { margin-bottom: 20px; }
  .login-story h1 { font-size: clamp(43px, 12vw, 56px); }
  .story-copy { font-size: 14px; }
  .login-pills { gap: 6px; margin-top: 13px; }
  .login-pills span { padding: 7px 9px; font-size: 10px; }
  .login-card { padding: 20px; border-radius: 18px; }
  .login-card h2 { font-size: 25px; }
  .login-card > p { font-size: 13px; }
  .form-stack { gap: 14px; }
  .form-stack > label { gap: 7px; font-size: 13px; }
  .form-stack input, .form-stack select { min-height: 50px; font-size: 16px; }
  .demo-accounts { font-size: 11px; }
  .demo-accounts code { font-size: 11px; }
  .local-note { font-size: 11px; }
  .onboarding-wrap { width: 100%; }
  .onboarding-card { padding: 17px; border-radius: 16px; }
  .onboarding-card h1 { font-size: 32px; }
  .lead { font-size: 13px; line-height: 1.5; }
  .form-grid, .form-grid.three { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .form-divider { font-size: 10px; }
  .form-divider small { font-size: 10px; }
  .goal-grid { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .goal-option { min-height: 62px; padding: 11px; }
  .goal-option b { font-size: 13px; }
  .goal-option small { font-size: 11px; }
  .goal-icon { width: 36px; height: 36px; flex-basis: 36px; font-size: 18px; }
  .consent-line { font-size: 12px !important; }
  .consent-line input { width: 20px; height: 20px; flex: 0 0 20px; }
  .privacy-hint { padding: 11px; font-size: 11px; }
  .onboarding-card .button { margin-top: 4px; }
  .error-card { padding: 21px; }
}

@media (max-width: 390px) {
  .page-wrap { padding-right: 11px; padding-left: 11px; }
  .hero-panel { padding-right: 14px; padding-left: 14px; }
  .summary-grid { margin-right: -11px; margin-left: -11px; padding-right: 11px; padding-left: 11px; }
  .summary-card { flex-basis: 68vw; }
  .exercise-body h3 { font-size: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}

/* Expandable class list: exercises stay inside the selected class. */
.bottom-grid { grid-template-columns: minmax(0, 1fr); }
.class-panel {
  margin: 0 0 12px; overflow: hidden; border: 1px solid #dce6e8;
  border-radius: 16px; background: #fff; box-shadow: 0 10px 28px rgba(20,36,43,.045);
}
.class-panel[open] { border-color: #9acfd0; }
.class-summary {
  display: flex; align-items: center; gap: 14px; min-height: 88px; padding: 15px 17px;
  cursor: pointer; list-style: none; -webkit-tap-highlight-color: transparent;
}
.class-summary::-webkit-details-marker, .profile-editor > summary::-webkit-details-marker { display: none; }
.class-number {
  display: grid; place-items: center; flex: 0 0 48px; width: 48px; height: 48px;
  border-radius: 15px; background: #e5f4f5; color: #087f8c; font-size: 17px; font-weight: 850;
}
.class-summary-copy { display: grid; flex: 1; min-width: 0; gap: 2px; }
.class-summary-copy small { color: #087f8c; font-size: 9px; letter-spacing: .14em; font-weight: 850; }
.class-summary-copy b { overflow: hidden; color: #14242b; font-size: 15px; text-overflow: ellipsis; }
.class-summary-copy > span { color: #74858a; font-size: 11px; }
.class-open { display: flex; align-items: center; gap: 6px; color: #087f8c; font-size: 11px; font-weight: 800; white-space: nowrap; }
.class-open i, .profile-editor > summary > i { font-size: 18px; font-style: normal; transition: transform .18s ease; }
.class-panel[open] .class-open i, .profile-editor[open] > summary > i { transform: rotate(180deg); }
.class-content { padding: 0 16px 16px; border-top: 1px solid #e5eeee; }
.class-intro { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; padding: 15px 2px 12px; }
.class-intro h3 { margin: 3px 0 0; font-size: 18px; }
.class-intro p { max-width: 470px; margin: 0; color: #74858a; font-size: 11px; }
.class-content .exercise-grid { padding-top: 2px; }
.profile-editor { grid-column: 1 / -1; padding: 0; overflow: hidden; }
.profile-editor > summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 17px; cursor: pointer; list-style: none; }
.profile-editor > summary > span { display: grid; gap: 4px; }
.profile-editor > summary > span > b { font-size: 15px; }
.profile-editor > summary > span > small { color: #74858a; font-size: 11px; }
.profile-editor > summary > i { color: #087f8c; font-style: normal; }
.profile-editor > p { margin: 0; padding: 0 17px 12px; color: #74858a; font-size: 11px; }
.plan-edit-form { padding: 0 17px 17px; }
.profile-edit-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.plan-edit-form .button { margin-top: 4px; }

@media (max-width: 700px) {
  .class-panel { margin-bottom: 10px; border-radius: 15px; }
  .class-summary { min-height: 78px; gap: 11px; padding: 12px; }
  .class-number { flex-basis: 42px; width: 42px; height: 42px; border-radius: 13px; font-size: 15px; }
  .class-summary-copy small { font-size: 8px; }
  .class-summary-copy b { font-size: 13px; line-height: 1.25; }
  .class-summary-copy > span { font-size: 10px; }
  .class-open { gap: 3px; font-size: 10px; }
  .class-content { padding: 0 10px 11px; }
  .class-intro { display: block; padding: 12px 2px 10px; }
  .class-intro h3 { font-size: 16px; }
  .class-intro p { margin-top: 5px; font-size: 11px; }
  .class-content .exercise-grid { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .profile-editor > summary { min-height: 76px; padding: 14px; }
  .profile-editor > summary > span > b { font-size: 14px; }
  .profile-editor > summary > span > small { font-size: 10px; }
  .profile-editor > p { padding: 0 14px 10px; font-size: 11px; }
  .plan-edit-form { gap: 11px; padding: 0 14px 14px; }
  .profile-edit-grid { grid-template-columns: minmax(0, 1fr); gap: 11px; }
  .plan-edit-form > label { display: grid; gap: 5px; color: #4d6064; font-size: 12px; font-weight: 800; }
  .plan-edit-form input, .plan-edit-form select { min-height: 48px; font-size: 16px; }
}

.exercise-edit { margin-top: 11px; border-top: 1px solid #e5eeee; padding-top: 10px; }
.exercise-edit > summary { color: #087f8c; cursor: pointer; font-size: 12px; font-weight: 800; }
.exercise-edit-form { display: grid; grid-template-columns: minmax(0, 2fr) minmax(110px, 1fr); gap: 10px; padding-top: 10px; }
.exercise-edit-form label { display: grid; gap: 5px; color: #4d6064; font-size: 11px; font-weight: 800; }
.exercise-edit-form select { width: 100%; min-height: 44px; border: 1px solid #dce6e8; border-radius: 10px; background: #fff; color: #14242b; padding: 8px; font: inherit; }
.exercise-edit-form .button { grid-column: 1 / -1; min-height: 42px; margin: 0; }
.last-weight-note { display: block; margin-top: 10px; color: #74858a; font-size: 10px; }
.last-weight-note b { color: #277c5d; }
.load-history { margin-top: 9px; }
.load-history > summary { color: #627a77; cursor: pointer; font-size: 10px; font-weight: 800; }
.load-history ul { display: grid; gap: 5px; margin: 8px 0 0; padding: 0; list-style: none; }
.load-history li { display: flex; justify-content: space-between; gap: 8px; padding: 7px 9px; border-radius: 9px; background: #f3f7f6; color: #627a77; font-size: 10px; }
.load-history li b { flex: 0 0 auto; color: #277c5d; }
.set-list { display: grid; gap: 8px; margin-top: 12px; }
.set-row { display: grid; grid-template-columns: minmax(64px, .6fr) minmax(110px, 1fr) auto; align-items: end; gap: 8px; padding: 9px; border: 1px solid #e5eeee; border-radius: 12px; background: #f8fbfb; }
.set-row label { display: grid; gap: 5px; min-width: 0; color: #687981; font-size: 10px; font-weight: 800; }
.set-row input { width: 100%; min-width: 0; min-height: 42px; border: 1px solid #dce6e8; border-radius: 9px; background: #fff; color: #14242b; padding: 8px 9px; font-family: inherit; font-size: 15px; font-weight: 700; line-height: 1.2; }
.set-row input:disabled { background: #edf4f1; color: #57756a; opacity: 1; }
.set-save { min-height: 42px; margin: 0 !important; padding: 8px 10px !important; white-space: nowrap; font-size: 11px !important; }
.set-save:disabled { opacity: .65; }
.set-done { border-color: #b9d9cb; background: #f0f8f3; }
.set-saved { grid-column: 1 / -1; color: #277c5d; font-size: 11px; font-weight: 850; }
.set-error { grid-column: 1 / -1; color: #a84438; font-size: 11px; }
.rest-timer { display: grid; grid-template-columns: auto auto 1fr; align-items: center; gap: 7px 10px; margin-top: 11px; padding: 12px; border: 1px solid #c9e5e4; border-radius: 13px; background: #eff8f7; color: #315f60; }
.rest-timer[hidden] { display: none; }
.timer-label { font-size: 11px; font-weight: 800; }
.rest-timer > b { font-size: 20px; font-variant-numeric: tabular-nums; }
.rest-timer > span:last-child { grid-column: 1 / -1; font-size: 11px; }
.rest-timer.is-ready { border-color: #9dcdba; background: #edf8f0; color: #216444; }
.next-week-card { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 18px 0; padding: 18px; border: 1px solid #a7d4c4; border-radius: 17px; background: linear-gradient(120deg, #eef8f1, #e6f5f3); }
.next-week-card h2 { margin: 4px 0; font-size: 19px; }
.next-week-card p { margin: 0; color: #687981; font-size: 12px; }
.week-progress-note { display: grid; gap: 4px; margin: 18px 0; padding: 14px; border-radius: 13px; background: #f2f7f6; color: #315f60; }
.week-progress-note b { font-size: 12px; }
.week-progress-note span { color: #74858a; font-size: 11px; }

@media (max-width: 700px) {
  .exercise-edit-form { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .exercise-edit-form .button { grid-column: auto; }
  .set-row { grid-template-columns: minmax(0, .65fr) minmax(0, 1fr); gap: 8px; }
  .set-save { grid-column: 1 / -1; width: 100%; }
  .set-saved, .set-error { grid-column: 1 / -1; }
  .rest-timer { grid-template-columns: auto auto; }
  .rest-timer > span:last-child { grid-column: 1 / -1; }
  .next-week-card { align-items: stretch; flex-direction: column; padding: 15px; }
  .next-week-card h2 { font-size: 17px; }
}

/* Weekly progression and direct per-set logging. */
.week-panel {
  margin: 0 0 16px; overflow: hidden; border: 1px solid #dce6e8;
  border-radius: 18px; background: #fff; box-shadow: 0 10px 28px rgba(20,36,43,.045);
}
.week-panel[open] { border-color: #b8d9ca; }
.week-summary {
  display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: 8px 18px;
  padding: 18px 20px; cursor: pointer; list-style: none; -webkit-tap-highlight-color: transparent;
}
.week-summary::-webkit-details-marker { display: none; }
.week-title { display: grid; gap: 4px; }
.week-title small { color: #a56c2d; font-size: 10px; letter-spacing: .14em; font-weight: 850; }
.week-title b { color: #14242b; font-size: 20px; }
.week-progress-copy { color: #53696e; font-size: 13px; font-weight: 800; text-align: right; }
.week-progress-track { grid-column: 1; display: block; height: 8px; overflow: hidden; border-radius: 99px; background: #edf2ef; }
.week-progress-track i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg,#17898e,#67b88c); }
.week-progress-state { grid-column: 2; grid-row: 2; color: #277c5d; font-size: 11px; font-weight: 850; text-align: right; }
.week-content { padding: 0 14px 8px; border-top: 1px solid #e5eeee; }
.week-panel:not([open]) .week-summary { background: #fbfdfc; }
.week-progress-note { margin: 12px 0 8px; }
.class-finish-form {
  display: flex; align-items: center; justify-content: space-between; gap: 14px; margin: 14px 0 5px;
  padding: 14px; border: 1px solid #c9e5d8; border-radius: 14px; background: #f1f8f3;
}
.class-finish-form > div { display: grid; gap: 4px; }
.class-finish-form > div b { color: #245c43; font-size: 13px; }
.class-finish-form > div span { color: #687981; font-size: 11px; }
.class-finish-form .button { flex: 0 0 auto; margin: 0; }
.class-finished-note { margin: 14px 0 5px; padding: 13px 14px; border-radius: 13px; background: #edf8f0; color: #216444; font-size: 13px; font-weight: 850; }
.completion-card {
  position: relative; isolation: isolate; display: grid; gap: 14px; margin: 12px 0 8px; padding: 20px;
  overflow: hidden; border: 1px solid #cce5dd; border-radius: 20px;
  background: radial-gradient(circle at 92% 2%, rgba(255,193,91,.24), transparent 32%),
    radial-gradient(circle at 0% 100%, rgba(29,169,175,.18), transparent 36%),
    linear-gradient(135deg, #f3fbf7 0%, #eef5ff 52%, #fff7ec 100%);
  box-shadow: 0 14px 30px rgba(21,76,76,.08);
}
.completion-card::after { position: absolute; z-index: -1; right: -28px; bottom: 36px; width: 116px; height: 116px; border: 16px solid rgba(25,137,142,.08); border-radius: 50%; content: ""; }
.completion-card-top { display: flex; align-items: center; gap: 8px; color: #247a72; font-size: 9px; font-weight: 950; letter-spacing: .14em; }
.completion-spark { display: grid; width: 28px; height: 28px; place-items: center; border-radius: 9px; background: #174b49; color: #ffe3a4; font-size: 16px; }
.completion-quote { max-width: 560px; margin: 0; color: #142d37; font-size: clamp(20px, 4vw, 29px); font-weight: 950; line-height: 1.14; letter-spacing: -.035em; }
.completion-card-meta { display: flex; align-items: center; gap: 9px; color: #71848a; font-size: 9px; font-weight: 900; letter-spacing: .12em; }
.completion-card-meta i { width: 5px; height: 5px; border-radius: 50%; background: #f0a340; }
.completion-card-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.completion-button { min-height: 40px; padding: 9px 13px; border: 1px solid transparent; border-radius: 11px; font: inherit; font-size: 11px; font-weight: 900; cursor: pointer; -webkit-tap-highlight-color: transparent; }
.completion-button:disabled { cursor: wait; opacity: .58; }
.completion-button-ghost { border-color: #d8e7e4; background: rgba(255,255,255,.78); color: #315a5d; }
.completion-button-share { background: #174b49; color: #fff; box-shadow: 0 6px 14px rgba(23,75,73,.14); }
.completion-button-link { border-color: #d8e7e4; background: #eef7f3; color: #245b51; }
.completion-share-hint { min-height: 14px; color: #71848a; font-size: 10px; line-height: 1.4; }
.completion-canvas { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.set-row { border-color: #c8e6da; background: #f0f8f4; }
.set-row input:disabled { background: #e9f1ed; color: #62766d; }
.set-save:disabled { opacity: .58; }

@media (max-width: 700px) {
  .week-panel { margin-bottom: 12px; border-radius: 15px; }
  .week-summary { gap: 7px 12px; padding: 14px; }
  .week-title b { font-size: 17px; }
  .week-progress-copy { font-size: 11px; }
  .week-progress-state { font-size: 10px; }
  .week-content { padding: 0 8px 6px; }
  .class-finish-form { align-items: stretch; flex-direction: column; gap: 10px; margin-top: 10px; padding: 12px; }
  .class-finish-form .button { width: 100%; }
  .class-finished-note { font-size: 12px; }
  .completion-card { gap: 12px; margin-top: 10px; padding: 16px; border-radius: 16px; }
  .completion-card-actions { display: grid; grid-template-columns: 1fr 1.35fr; }
  .completion-button { padding-inline: 9px; font-size: 10px; }
}

/* Compact strength controls: edit the prescription, then reuse one set form. */
.prescription-editor {
  display: grid; grid-template-columns: 66px 12px minmax(105px, 1fr) auto; align-items: end;
  gap: 7px; margin-top: 12px; padding: 9px; border: 1px solid #e5eeee; border-radius: 13px;
  background: #f7f9fa;
}
.prescription-field { min-width: 0; margin: 0; color: #687981; font-size: 9px; font-weight: 850; letter-spacing: .04em; }
.prescription-field { display: grid; gap: 4px; }
.prescription-field input {
  width: 100%; min-width: 0; height: 37px; padding: 5px 7px; border: 1px solid #dce6e8;
  border-radius: 9px; background: #fff; color: #14242b; font-family: inherit; font-size: 15px; font-weight: 700; text-align: center;
}
.prescription-times { align-self: center; padding-top: 13px; color: #9aa7ad; font-weight: 800; text-align: center; }
.prescription-save { min-height: 37px; margin: 0 !important; padding: 6px 9px !important; font-size: 10px !important; }
.rest-chip {
  grid-column: 1 / -1; justify-self: start; min-height: 32px; margin: 0; padding: 5px 9px;
  border: 0; border-radius: 9px; background: #e9eff2; color: #596a7c; font: inherit;
  font-size: 10px; font-weight: 800; cursor: pointer; -webkit-tap-highlight-color: transparent;
}
.prescription .rest-chip { grid-column: auto; }
.exercise-edit-form { grid-template-columns: minmax(0, 1fr); }
.exercise-edit-form .button { grid-column: auto; }
.set-tracker { display: grid; gap: 7px; margin-top: 11px; }
.set-entry {
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  align-items: end; gap: 6px; padding: 9px; border: 1px solid #c8e6da; border-radius: 12px; background: #f0f8f4;
}
.set-current { grid-column: 1 / -1; color: #277c5d; font-size: 10px; font-weight: 850; }
.set-entry label { display: grid; gap: 4px; min-width: 0; color: #687981; font-size: 9px; font-weight: 850; }
.set-entry input { width: 100%; min-width: 0; height: 38px; padding: 6px 8px; border: 1px solid #dce6e8; border-radius: 9px; background: #fff; color: #14242b; font-family: inherit; font-size: 15px; font-weight: 700; }
.set-entry input:disabled { background: #e9f1ed; color: #62766d; }
.set-save { min-height: 38px; margin: 0 !important; padding: 6px 9px !important; font-size: 10px !important; }
.set-saved, .set-error, .set-progress { grid-column: 1 / -1; font-size: 10px; }
.set-saved { color: #277c5d; font-weight: 850; }
.set-error { color: #a84438; }
.set-progress { justify-self: end; color: #74858a; }
.rest-timer { margin-top: 7px; padding: 9px 11px; }
.rest-timer > span:last-child { font-size: 10px; }

@media (max-width: 390px) {
  .prescription-editor { grid-template-columns: 55px 10px minmax(90px, 1fr) auto; gap: 5px; padding: 7px; }
  .prescription-save { padding-inline: 7px !important; }
}

@media (max-width: 700px) {
  .exercise-grid { grid-template-columns: minmax(0, 1fr); }
  .set-save { grid-column: auto; width: auto; }
}
@media (max-width: 390px) {
  .set-entry { grid-template-columns: minmax(0, 1fr) auto; }
}

/* Exercise cards open on demand to keep the workout readable on phones. */
.exercise-disclosure > summary { list-style: none; cursor: pointer; -webkit-tap-highlight-color: transparent; }
.exercise-disclosure > summary::-webkit-details-marker { display: none; }
.exercise-disclosure-summary { display: block; min-height: 104px; padding: 0 0 12px; }
.exercise-summary-main { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 13px 12px 2px; }
.exercise-summary-main h3 { min-width: 0; margin: 0; font-size: 16px; line-height: 1.3; letter-spacing: -.025em; }
.exercise-summary-chevron { flex: 0 0 auto; color: var(--accent); font-size: 23px; line-height: 1; transition: transform .18s ease; }
.exercise-disclosure[open] .exercise-summary-chevron { transform: rotate(180deg); }
.exercise-summary-hint { display: block; padding: 3px 12px 0; color: #74858a; font-size: 10px; font-weight: 700; }
.exercise-expanded { border-top: 1px solid #e5eeee; padding: 0 0 10px; }
.exercise-expanded .exercise-body { padding-top: 9px; }
.exercise-expanded .exercise-body > p { height: auto; min-height: 0; }

@media (max-width: 700px) {
  .exercise-disclosure-summary { min-height: 0; padding-bottom: 12px; }
  .exercise-summary-main { padding: 11px 12px 2px; }
  .exercise-summary-main h3 { font-size: 17px; }
  .exercise-summary-hint { padding: 3px 12px 0; font-size: 11px; }
  .exercise-expanded { padding-bottom: 8px; }
}
.summary-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.streak-icon { background: #fff0d9; color: #b96d08; }
@media (min-width: 701px) and (max-width: 1050px) {
  .summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.achievement-hub {
  position: relative; isolation: isolate; overflow: hidden; margin: 0 0 30px; padding: clamp(18px, 3vw, 30px);
  border: 1px solid rgba(255,255,255,.13); border-radius: 24px; color: #f5fbff;
  background: radial-gradient(circle at 92% 8%, rgba(242,174,68,.25), transparent 24%),
    radial-gradient(circle at 6% 100%, rgba(44,208,189,.22), transparent 32%),
    linear-gradient(135deg, #121c35 0%, #17415a 54%, #125f60 100%);
  box-shadow: 0 22px 55px rgba(16,39,55,.17);
}
.achievement-hub::before,.achievement-hub::after { position: absolute; z-index: -1; border: 1px solid rgba(255,255,255,.1); border-radius: 50%; content: ""; pointer-events: none; }
.achievement-hub::before { width: 300px; height: 300px; top: -215px; right: 12%; box-shadow: 0 0 0 22px rgba(255,255,255,.025),0 0 0 48px rgba(255,255,255,.018); }
.achievement-hub::after { width: 180px; height: 180px; bottom: -140px; right: -40px; box-shadow: 0 0 0 18px rgba(255,255,255,.025); }
.achievement-hub-top { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.achievement-intro { max-width: 610px; }
.achievement-eyebrow { color: #a9ede0; font-size: 10px; font-weight: 950; letter-spacing: .17em; }
.achievement-intro h2 { margin: 8px 0 5px; color: #fff; font-size: clamp(23px, 3vw, 34px); line-height: 1.08; letter-spacing: -.045em; }
.achievement-intro p { max-width: 520px; margin: 0; color: #c0d5dc; font-size: 12px; line-height: 1.5; }
.achievement-current-streak { flex: 0 0 94px; width: 94px; height: 94px; display: grid; align-content: center; justify-items: center; border: 1px solid rgba(255,255,255,.21); border-radius: 26px; background: rgba(255,255,255,.09); box-shadow: inset 0 1px rgba(255,255,255,.12); transform: rotate(3deg); }
.achievement-current-streak span { font-size: 18px; line-height: 1; }
.achievement-current-streak b { margin-top: 3px; color: #ffe39b; font-size: 28px; line-height: 1; }
.achievement-current-streak small { margin-top: 3px; color: #d5e8e8; font-size: 8px; font-weight: 850; letter-spacing: .04em; text-transform: uppercase; }
.achievement-next { display: grid; grid-template-columns: 1fr minmax(130px, 34%); align-items: center; gap: 13px; margin: 20px 0 16px; padding: 13px 15px; border: 1px solid rgba(255,255,255,.12); border-radius: 14px; background: rgba(3,19,37,.23); }
.achievement-next-copy { display: grid; gap: 3px; }
.achievement-next-copy b { color: #fff; font-size: 11px; }
.achievement-next-copy span { color: #bdd2da; font-size: 10px; }
.achievement-progress-track { height: 9px; overflow: hidden; border-radius: 99px; background: rgba(255,255,255,.13); }
.achievement-progress-track i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg,#50d4b9,#e9d17e); box-shadow: 0 0 15px rgba(98,228,188,.36); transition: width .3s ease; }
.achievement-medals { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; }
.achievement-medal { min-width: 0; display: grid; grid-template-columns: 40px minmax(0,1fr); align-items: center; gap: 9px; padding: 12px; border: 1px solid rgba(255,255,255,.12); border-radius: 16px; background: rgba(255,255,255,.075); }
.achievement-medal.is-unlocked { border-color: rgba(250,222,148,.42); background: linear-gradient(145deg,rgba(255,255,255,.16),rgba(255,255,255,.07)); box-shadow: inset 0 1px rgba(255,255,255,.12); }
.achievement-medal.is-locked { opacity: .58; filter: saturate(.5); }
.achievement-medal-icon { width: 40px; height: 40px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.24); border-radius: 13px; background: rgba(255,255,255,.11); color: #d7f6ef; font-size: 22px; font-weight: 950; }
.achievement-medal.is-unlocked.coral .achievement-medal-icon { color: #ffbd9f; background: rgba(236,119,89,.2); }
.achievement-medal.is-unlocked.teal .achievement-medal-icon { color: #9ef3dd; background: rgba(43,202,172,.2); }
.achievement-medal.is-unlocked.gold .achievement-medal-icon { color: #ffe28d; background: rgba(242,185,72,.22); }
.achievement-medal>div { min-width: 0; display: grid; gap: 2px; }
.achievement-medal>div small { color: #a9c4cd; font-size: 8px; font-weight: 900; letter-spacing: .11em; text-transform: uppercase; }
.achievement-medal>div b { overflow: hidden; color: #fff; font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.achievement-medal>div span { color: #c0d5dc; font-size: 9px; line-height: 1.3; }
.achievement-medal>strong { grid-column: 2; color: #f2d78d; font-size: 8px; font-weight: 900; }
.achievement-medal.is-locked>strong { color: #aec1ca; }
.achievement-share-row { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-top: 15px; }
.achievement-share-copy { min-width: 0; display: grid; gap: 2px; }
.achievement-share-copy b { color: #fff; font-size: 11px; }
.achievement-share-copy small { color: #bed2da; font-size: 9px; }
.achievement-share-actions { display: flex; flex: 0 0 auto; gap: 7px; }
.achievement-share-button { flex: 0 0 auto; min-height: 39px; padding: 9px 13px; border: 0; border-radius: 11px; background: linear-gradient(135deg,#ffe49a,#f4bd62); color: #243449; font: inherit; font-size: 10px; font-weight: 950; box-shadow: 0 6px 18px rgba(0,0,0,.18); cursor: pointer; }
.achievement-share-button:disabled { cursor: wait; opacity: .6; }
.achievement-copy-link-button { min-height: 39px; padding: 9px 12px; border: 1px solid rgba(255,255,255,.24); border-radius: 11px; background: rgba(255,255,255,.08); color: #fff; font: inherit; font-size: 10px; font-weight: 850; cursor: pointer; }
.achievement-copy-link-button:disabled,.completion-button-link:disabled { cursor: not-allowed; opacity: .45; }
.achievement-share-status,.achievement-locked-note { display: block; margin: 8px 0 0; color: #bad1d8; font-size: 9px; line-height: 1.4; }

@media (max-width: 700px) {
  .achievement-hub { margin: 0 0 24px; padding: 16px; border-radius: 19px; }
  .achievement-hub-top { align-items: center; gap: 9px; }
  .achievement-eyebrow { font-size: 8px; }
  .achievement-intro h2 { max-width: 225px; margin: 6px 0 4px; font-size: 22px; }
  .achievement-intro p { max-width: 250px; font-size: 10px; }
  .achievement-current-streak { flex-basis: 69px; width: 69px; height: 69px; border-radius: 20px; }
  .achievement-current-streak span { font-size: 14px; }
  .achievement-current-streak b { font-size: 23px; }
  .achievement-current-streak small { font-size: 6px; }
  .achievement-next { grid-template-columns: 1fr; gap: 8px; margin: 14px 0 11px; padding: 10px 11px; }
  .achievement-medals { grid-template-columns: 1fr; gap: 7px; }
  .achievement-medal { grid-template-columns: 35px minmax(0,1fr) auto; gap: 8px; padding: 9px; border-radius: 12px; }
  .achievement-medal-icon { width: 35px; height: 35px; border-radius: 11px; font-size: 18px; }
  .achievement-medal>div small { font-size: 7px; }
  .achievement-medal>div b { font-size: 11px; }
  .achievement-medal>div span { font-size: 8px; }
  .achievement-medal>strong { grid-column: auto; font-size: 7px; white-space: nowrap; }
  .achievement-share-row { align-items: stretch; flex-direction: column; gap: 8px; margin-top: 12px; }
  .achievement-share-actions { display: grid; grid-template-columns: 1.2fr 1fr; }
  .achievement-share-button,.achievement-copy-link-button { width: 100%; }
}