:root {
      --bg: #0B0F14;
      --bg2: #10161D;
      --bg3: #151D26;
      --bg4: #1C2730;
      --accent: #2A9D8F;
      --accent2: #21867A;
      --accent3: #3AB8A7;
      --cta: #E07A5F;
      --cta2: #D16A4F;
      --success: #81B29A;
      --warning: #F2CC8F;
      --danger: #C44536;
      --insights: #9D8DF1;
      --white: #F1FAEE;
      --gray: #A8B2B8;
      --gray2: #7A8892;
      --gray3: #24333D;
      --radius-card: 20px;
      --radius-btn: 14px;
      --radius-sm: 10px;
      --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
      --shadow-sm: 0 4px 12px rgba(0,0,0,0.3);
      --shadow-priority: 0 8px 24px rgba(42,157,143,0.18), 0 2px 6px rgba(0,0,0,0.4);
      --shadow-cta: 0 8px 20px rgba(224,122,95,0.25);
    }
    body[data-theme="light"] {
      --bg: #F4F7FA;
      --bg2: #FFFFFF;
      --bg3: #EDF2F6;
      --bg4: #E3EAF0;
      --white: #17212B;
      --gray: #556571;
      --gray2: #74838E;
      --gray3: #CBD6DE;
      --shadow-sm: 0 4px 14px rgba(35,52,65,0.10);
      --shadow-priority: 0 10px 28px rgba(42,157,143,0.13);
    }
    body[data-theme="contrast"] {
      --bg: #000000;
      --bg2: #080808;
      --bg3: #121212;
      --bg4: #1B1B1B;
      --white: #FFFFFF;
      --gray: #E5E5E5;
      --gray2: #BDBDBD;
      --gray3: #626262;
      --accent: #30E6CD;
      --accent2: #16BDA8;
      --accent3: #65FFE9;
      --cta: #FF9A76;
      --cta2: #FF7D55;
    }
    @media (prefers-color-scheme: light) {
      body[data-theme="system"] {
        --bg: #F4F7FA;
        --bg2: #FFFFFF;
        --bg3: #EDF2F6;
        --bg4: #E3EAF0;
        --white: #17212B;
        --gray: #556571;
        --gray2: #74838E;
        --gray3: #CBD6DE;
        --shadow-sm: 0 4px 14px rgba(35,52,65,0.10);
        --shadow-priority: 0 10px 28px rgba(42,157,143,0.13);
      }
    }
    body[data-palette="blue"] { --accent: #3B82F6; --accent2: #2563EB; --accent3: #60A5FA; }
    body[data-palette="violet"] { --accent: #8B78E6; --accent2: #735DD2; --accent3: #A99AF0; }
    body[data-palette="warm"] { --accent: #E07A5F; --accent2: #C86349; --accent3: #F29A80; --cta: #2A9D8F; --cta2: #21867A; }
    body[data-shape="soft"] { --radius-card: 12px; --radius-btn: 10px; --radius-sm: 8px; }
    body[data-shape="square"] { --radius-card: 4px; --radius-btn: 4px; --radius-sm: 3px; }
    body[data-text-scale="compact"] { font-size: 14px; }
    body[data-text-scale="large"] { font-size: 18px; }
    body[data-density="compact"] .card { padding: 13px; gap: 9px; }
    body[data-density="spacious"] .card { padding: 24px; gap: 18px; }
    @media (prefers-reduced-motion: reduce) {
      *, ::before, ::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
      }
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-tap-highlight-color: transparent;
    }
    body {
      background-color: var(--bg);
      color: var(--white);
      font-family: var(--font-sans);
      min-height: 100vh;
      min-height: 100dvh;
      display: flex;
      flex-direction: column;
      line-height: 1.5;
      overflow-x: hidden;
    }
    input, select, textarea, button {
      font-family: inherit;
      color: inherit;
    }
    button {
      cursor: pointer;
      border: none;
      background: none;
      min-height: 48px;
      min-width: 48px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: var(--radius-btn);
      font-weight: 600;
      transition: background 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
    }
    button:active {
      transform: scale(0.98);
    }
    button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
      outline: 2px solid var(--accent);
      outline-offset: 2px;
    }
    .btn-primary {
      background: var(--cta);
      color: #0B0F14;
      box-shadow: var(--shadow-cta);
      padding: 14px 24px;
      font-size: 16px;
      font-weight: 700;
      width: 100%;
    }
    .btn-primary:hover {
      background: var(--cta2);
    }
    .btn-secondary {
      background: var(--bg3);
      color: var(--white);
      border: 1px solid var(--gray3);
      padding: 12px 20px;
      font-size: 14px;
    }
    .btn-secondary:hover {
      background: var(--bg4);
    }
    .btn-accent {
      background: var(--accent);
      color: #0B0F14;
      padding: 12px 20px;
      font-size: 14px;
      font-weight: 700;
    }
    .btn-sm {
      min-height: 38px;
      padding: 6px 14px;
      font-size: 13px;
    }
    .btn-danger {
      background: rgba(196,69,54,0.15);
      color: #ff8577;
      border: 1px solid rgba(196,69,54,0.4);
    }
    .btn-danger:hover {
      background: rgba(196,69,54,0.25);
    }
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      font-size: 12px;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 999px;
      background: var(--bg3);
      color: var(--gray);
      border: 1px solid var(--gray3);
    }
    .badge-teal {
      background: rgba(42,157,143,0.15);
      color: var(--accent3);
      border-color: rgba(42,157,143,0.3);
    }
    .badge-orange {
      background: rgba(224,122,95,0.15);
      color: var(--cta);
      border-color: rgba(224,122,95,0.3);
    }
    .badge-success {
      background: rgba(129,178,154,0.15);
      color: var(--success);
      border-color: rgba(129,178,154,0.3);
    }
    .badge-warning {
      background: rgba(242,204,143,0.15);
      color: var(--warning);
      border-color: rgba(242,204,143,0.3);
    }
    .badge-danger {
      background: rgba(196,69,54,0.15);
      color: #ff8577;
      border-color: rgba(196,69,54,0.3);
    }
    .badge-purple {
      background: rgba(157,141,241,0.15);
      color: var(--insights);
      border-color: rgba(157,141,241,0.3);
    }

    /* Layout wrapper */
    #app-container {
      max-width: 600px;
      width: 100%;
      margin: 0 auto;
      min-height: 100vh;
      min-height: 100dvh;
      display: flex;
      flex-direction: column;
      background: var(--bg);
      position: relative;
      padding-bottom: 96px; /* space for bottom nav */
    }
    #app-container.app-authenticated {
      max-width: 980px;
    }
    .app-authenticated .bottom-nav {
      max-width: 980px;
    }

    /* Auth screen */
    #auth-screen {
      position: fixed;
      inset: 0;
      z-index: 3000;
      grid-template-columns: minmax(320px, 1fr) minmax(360px, 460px);
      gap: clamp(32px, 6vw, 88px);
      align-items: center;
      justify-content: center;
      width: 100%;
      min-height: 100%;
      padding: clamp(28px, 6vw, 72px);
      padding-top: max(clamp(28px, 6vw, 72px), env(safe-area-inset-top, 0px));
      padding-right: max(clamp(28px, 6vw, 72px), env(safe-area-inset-right, 0px));
      padding-bottom: max(clamp(28px, 6vw, 72px), env(safe-area-inset-bottom, 0px));
      padding-left: max(clamp(28px, 6vw, 72px), env(safe-area-inset-left, 0px));
      overflow-y: auto;
      background:
        radial-gradient(circle at 24% 30%, rgba(42,157,143,0.15), transparent 34%),
        var(--bg);
      text-align: left;
    }
    .auth-brand {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 12px;
      max-width: 520px;
      margin: 0;
    }
    .auth-brand svg {
      width: 72px;
      height: 72px;
    }
    .auth-title {
      font-size: 26px;
      font-weight: 800;
      letter-spacing: -0.5px;
    }
    .auth-promise {
      max-width: 480px;
      margin: 20px 0 4px;
      color: var(--white);
      font-size: clamp(32px, 5vw, 58px);
      line-height: 1.02;
      letter-spacing: -1.8px;
    }
    .auth-subtitle {
      color: var(--gray);
      font-size: 14px;
      max-width: 440px;
      line-height: 1.65;
    }
    .auth-card {
      background: var(--bg2);
      border: 1px solid var(--gray3);
      border-radius: var(--radius-card);
      padding: 24px;
      width: 100%;
      max-width: 460px;
      text-align: left;
      box-shadow: var(--shadow-sm);
    }
    .auth-tabs {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 8px;
      margin-bottom: 20px;
      background: var(--bg3);
      padding: 4px;
      border-radius: var(--radius-btn);
    }
    #auth-tabs[hidden],
    #auth-form[hidden] {
      display: none !important;
    }
    .auth-tab-btn {
      min-height: 38px;
      font-size: 14px;
      border-radius: calc(var(--radius-btn) - 4px);
      color: var(--gray);
    }
    .auth-tab-btn.active {
      background: var(--bg2);
      color: var(--white);
      box-shadow: var(--shadow-sm);
    }
    .form-input::placeholder {
      color: var(--gray2);
      opacity: 0.68;
    }
    .auth-age-confirm {
      display: grid;
      grid-template-columns: 20px minmax(0, 1fr);
      gap: 10px;
      align-items: start;
      color: var(--white);
      font-size: 13px;
      line-height: 1.5;
    }
    .auth-age-confirm[hidden] {
      display: none;
    }
    .auth-age-confirm input {
      width: 18px;
      height: 18px;
      margin: 1px 0 0;
      accent-color: var(--primary);
    }
    .auth-inline-status {
      min-height: 18px;
      margin: 0;
      color: var(--gray);
      font-size: 12px;
      line-height: 1.45;
    }
    .auth-inline-status.is-error {
      color: #ff8577;
    }
    .auth-inline-status.is-success {
      color: var(--accent3);
    }
    .auth-email-link-option {
      display: grid;
      gap: 8px;
      text-align: center;
    }
    .auth-email-link-option[hidden] {
      display: none;
    }
    .auth-email-link-option span {
      color: var(--gray2);
      font-size: 12px;
    }
    .auth-email-link-option .btn-secondary {
      width: 100%;
      min-height: 44px;
    }
    .auth-verification-panel {
      text-align: center;
    }
    .auth-verification-panel[hidden] {
      display: none;
    }
    .auth-verification-panel h2 {
      margin: 0 0 10px;
      color: var(--white);
      font-size: 24px;
    }
    .auth-verification-panel > p {
      color: var(--gray);
      font-size: 13px;
      line-height: 1.55;
    }
    .auth-verification-panel strong {
      color: var(--white);
      overflow-wrap: anywhere;
    }
    .auth-verification-icon {
      display: grid;
      place-items: center;
      width: 56px;
      height: 56px;
      margin: 0 auto 18px;
      border-radius: 50%;
      background: rgba(42,157,143,0.16);
      color: var(--primary);
      font-size: 24px;
    }
    .auth-verification-steps {
      margin: 20px 0;
      padding: 16px 16px 16px 36px;
      border-radius: var(--radius-btn);
      background: var(--bg3);
      color: var(--gray);
      text-align: left;
      font-size: 13px;
      line-height: 1.55;
    }
    .auth-verification-steps li + li {
      margin-top: 8px;
    }
    .auth-verification-links {
      display: flex;
      justify-content: center;
      gap: 10px 18px;
      flex-wrap: wrap;
      margin-top: 14px;
    }
    .auth-verification-links button {
      border: 0;
      background: transparent;
      color: var(--accent3);
      text-decoration: underline;
      text-underline-offset: 3px;
      cursor: pointer;
    }
    .auth-verification-help {
      margin-bottom: 0;
    }

    @media (max-width: 760px) {
      #auth-screen {
        position: fixed;
        grid-template-columns: minmax(0, 1fr);
        align-content: start;
        gap: 0;
        padding: max(0px, env(safe-area-inset-top, 0px)) max(16px, env(safe-area-inset-right, 0px)) max(32px, env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px));
      }
      .auth-brand {
        width: calc(100% + 32px);
        max-width: none;
        margin: 0 -16px;
        padding: 26px 24px 28px;
        border-radius: 0 0 var(--radius-card) var(--radius-card);
        background: radial-gradient(circle at 76% 28%, rgba(42,157,143,0.2), transparent 38%);
      }
      .auth-brand svg {
        width: 48px;
        height: 48px;
      }
      .auth-title {
        font-size: 20px;
      }
      .auth-promise {
        margin-top: 10px;
        font-size: 32px;
        letter-spacing: -1px;
      }
      .auth-card {
        max-width: 460px;
        margin-top: 18px;
      }
    }

    /* Top Bar */
    .top-bar {
      padding: max(16px, env(safe-area-inset-top, 0px)) max(20px, env(safe-area-inset-right, 0px)) 8px max(20px, env(safe-area-inset-left, 0px));
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }
    .user-greeting {
      display: flex;
      flex-direction: column;
    }
    .user-greeting-sub {
      font-size: 12px;
      color: var(--gray);
      text-transform: uppercase;
      letter-spacing: 0.5px;
      font-weight: 700;
    }
    .user-greeting-name {
      font-size: 20px;
      font-weight: 800;
      letter-spacing: -0.3px;
    }
    .top-bar-metrics {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .metric-pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 8px 12px;
      background: var(--bg2);
      border: 1px solid var(--gray3);
      border-radius: 999px;
      font-size: 13px;
      font-weight: 700;
    }
    .metric-pill svg {
      width: 16px;
      height: 16px;
    }

    /* Bottom Nav (Thumb Zone) */
    .bottom-nav {
      position: fixed;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 100%;
      max-width: 600px;
      height: 80px;
      background: rgba(16, 22, 29, 0.95);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-top: 1px solid var(--gray3);
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      padding: 6px max(8px, env(safe-area-inset-right, 0px)) calc(6px + env(safe-area-inset-bottom, 0px)) max(8px, env(safe-area-inset-left, 0px));
      z-index: 100;
    }
    .nav-btn {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 4px;
      color: var(--gray2);
      font-size: 11px;
      font-weight: 600;
      border-radius: var(--radius-btn);
      min-height: 54px;
      transition: color 0.15s ease;
    }
    .nav-btn svg {
      width: 22px;
      height: 22px;
      stroke-width: 2;
    }
    .nav-btn.active {
      color: var(--accent3);
    }
    .nav-btn.active svg {
      stroke: var(--accent3);
    }

    /* Screen containers */
    .screen {
      padding: 12px 20px 24px;
      padding-left: max(20px, env(safe-area-inset-left, 0px));
      padding-right: max(20px, env(safe-area-inset-right, 0px));
      display: none;
      flex-direction: column;
      gap: 18px;
    }
    .screen.active {
      display: flex;
    }

    /* Weighted card system */
    .card {
      background: var(--bg2);
      border: 1px solid var(--gray3);
      border-radius: var(--radius-card);
      padding: 20px;
      display: flex;
      flex-direction: column;
      gap: 14px;
      position: relative;
    }
    .card-priority {
      background: linear-gradient(145deg, #131d27 0%, #0e1720 100%);
      border: 1px solid rgba(42,157,143,0.4);
      box-shadow: var(--shadow-priority);
    }
    .card-priority.rest-state {
      background: linear-gradient(145deg, #10221c 0%, #0d1a16 100%);
      border: 1px solid rgba(129,178,154,0.4);
      box-shadow: 0 8px 24px rgba(129,178,154,0.12);
    }
    .card-consistency {
      background: linear-gradient(145deg, #1a161b 0%, #13141a 100%);
      border: 1px solid rgba(224,122,95,0.3);
    }
    .card-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 8px;
    }
    .card-title {
      font-size: 17px;
      font-weight: 700;
      letter-spacing: -0.2px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .card-desc {
      font-size: 13px;
      color: var(--gray);
      line-height: 1.5;
    }

    /* Form & inputs */
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
      width: 100%;
    }
    .form-label {
      font-size: 13px;
      font-weight: 600;
      color: var(--gray);
    }
    .form-input, .form-select, .form-textarea {
      width: 100%;
      min-height: 48px;
      background: var(--bg3);
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      padding: 10px 14px;
      color: var(--white);
      font-size: 14px;
      transition: border-color 0.15s ease;
    }
    .form-input:focus, .form-select:focus, .form-textarea:focus {
      border-color: var(--accent);
      background: var(--bg4);
    }
    .form-textarea {
      min-height: 80px;
      resize: vertical;
    }
    .profile-summary-list {
      display: flex;
      flex-direction: column;
      gap: 10px;
      min-width: 0;
      font-size: 13px;
    }
    .profile-summary-row {
      display: grid;
      grid-template-columns: minmax(112px, 0.8fr) minmax(0, 1.2fr);
      gap: 12px;
      align-items: center;
      min-width: 0;
    }
    .profile-summary-row > :last-child {
      min-width: 0;
      max-width: 100%;
      overflow-wrap: anywhere;
      justify-self: end;
      text-align: right;
    }
    .profile-select {
      width: 100%;
      max-width: 330px;
      min-width: 0;
      min-height: 40px;
      text-overflow: ellipsis;
    }
    .goal-planning-estimate {
      margin-top: 16px;
      padding: 14px;
      border: 1px solid rgba(42,157,143,0.35);
      border-radius: var(--radius-sm);
      background: rgba(42,157,143,0.08);
    }
    .goal-planning-estimate > div {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      align-items: baseline;
    }
    .goal-planning-estimate span,
    .goal-planning-estimate small {
      color: var(--gray);
    }
    .goal-planning-estimate p {
      margin: 6px 0 3px;
      color: var(--white);
      font-size: 12px;
    }
    .train-goal-window {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 11px 13px;
      border: 1px solid rgba(42,157,143,0.32);
      border-radius: var(--radius-sm);
      background: rgba(42,157,143,0.08);
    }
    .train-goal-window > div {
      display: flex;
      min-width: 0;
      flex-direction: column;
      gap: 2px;
    }
    .train-goal-window span {
      color: var(--white);
      font-size: 12px;
      font-weight: 750;
    }
    .train-goal-window small {
      overflow: hidden;
      color: var(--gray);
      font-size: 10px;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
    .train-goal-window strong {
      flex: 0 0 auto;
      color: var(--accent3);
      font-size: 13px;
      white-space: nowrap;
    }
    .input-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }

    /* Quick log row */
    .quick-log-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 8px;
    }
    .quick-log-btn {
      background: var(--bg3);
      border: 1px solid var(--gray3);
      border-radius: var(--radius-btn);
      padding: 10px 6px;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 4px;
      font-size: 11px;
      color: var(--gray);
      min-height: 64px;
    }
    .quick-log-btn:hover {
      background: var(--bg4);
      color: var(--white);
    }
    .quick-log-btn svg {
      width: 20px;
      height: 20px;
      stroke: var(--accent);
    }

    /* Workout logger UI and experimental motion-counter HUD */
    .active-workout-hub {
      background: var(--bg2);
      border: 1px solid rgba(42,157,143,0.3);
      border-radius: var(--radius-card);
      padding: 18px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .timer-display {
      display: flex;
      align-items: baseline;
      gap: 8px;
      font-size: 32px;
      font-weight: 800;
      font-variant-numeric: tabular-nums;
      color: var(--accent3);
    }
    .timer-label {
      font-size: 12px;
      color: var(--gray);
      font-weight: 600;
      text-transform: uppercase;
    }
    .exercise-block {
      background: var(--bg3);
      border: 1px solid var(--gray3);
      border-radius: var(--radius-btn);
      padding: 14px;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .exercise-header {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 10px;
    }
    .exercise-name {
      font-size: 15px;
      font-weight: 700;
    }
    .set-row {
      display: grid;
      grid-template-columns: 32px 1fr 1fr 1fr 48px;
      gap: 6px;
      align-items: center;
      font-size: 13px;
    }
    .set-num {
      color: var(--gray2);
      font-weight: 700;
      text-align: center;
    }
    .set-input {
      background: var(--bg4);
      border: 1px solid var(--gray3);
      border-radius: 6px;
      min-height: 40px;
      padding: 6px;
      text-align: center;
      color: var(--white);
      font-weight: 600;
    }
    .set-done-btn {
      min-height: 40px;
      min-width: 44px;
      background: var(--bg4);
      border: 1px solid var(--gray3);
      border-radius: 6px;
      color: var(--gray2);
    }
    .set-done-btn.done {
      background: var(--accent);
      color: #0B0F14;
      border-color: var(--accent);
    }

    /* Experimental on-device motion-counter container */
    #camera-coach-box {
      position: relative;
      border-radius: var(--radius-card);
      overflow: hidden;
      background: #000;
      border: 1px solid rgba(42,157,143,0.5);
      margin-bottom: 8px;
      display: none;
    }
    #camera-video {
      width: 100%;
      aspect-ratio: 4/3;
      object-fit: cover;
      transform: scaleX(-1);
      display: block;
    }
    .camera-hud-overlay {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding: 12px;
      background: linear-gradient(180deg, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0) 40%, rgba(0,0,0,0.8) 100%);
      pointer-events: none;
    }
    .camera-hud-overlay * {
      pointer-events: auto;
    }

    /* Library list (F-pattern) */
    .library-search-box {
      position: sticky;
      top: 0;
      z-index: 10;
      background: var(--bg);
      padding-bottom: 8px;
    }
    .filter-pills {
      display: flex;
      gap: 8px;
      overflow-x: auto;
      -webkit-overflow-scrolling: touch;
      padding: 6px 2px 10px;
      scrollbar-width: none;
      white-space: nowrap;
      width: 100%;
    }
    .filter-pills::-webkit-scrollbar {
      display: none;
    }
    .filter-pill {
      flex-shrink: 0;
      min-height: 36px;
      padding: 6px 14px;
      font-size: 12px;
      font-weight: 600;
      background: var(--bg2);
      border: 1px solid var(--gray3);
      border-radius: 999px;
      white-space: nowrap;
      color: var(--gray);
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }
    .filter-pill.active {
      background: var(--accent);
      color: #0B0F14;
      border-color: var(--accent);
    }
    .library-item {
      background: var(--bg2);
      border: 1px solid var(--gray3);
      border-radius: var(--radius-btn);
      padding: 16px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      word-break: break-word;
      overflow-wrap: break-word;
    }
    .library-item-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 10px;
      flex-wrap: wrap;
    }

    /* Progression Ladder */
    .ladder-stepper {
      display: flex;
      flex-direction: column;
      gap: 8px;
      margin-top: 8px;
    }
    .ladder-step {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 10px;
      background: var(--bg3);
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      font-size: 13px;
    }
    .ladder-step.current {
      border-color: var(--accent);
      background: rgba(42,157,143,0.1);
    }
    .ladder-num {
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: var(--bg4);
      color: var(--gray);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 11px;
      font-weight: 700;
    }
    .ladder-step.current .ladder-num {
      background: var(--accent);
      color: #0B0F14;
    }

    /* Disclaimer box */
    .disclaimer-box {
      background: rgba(16, 22, 29, 0.8);
      border: 1px solid var(--gray3);
      border-left: 4px solid var(--warning);
      border-radius: var(--radius-sm);
      padding: 12px;
      font-size: 11px;
      line-height: 1.5;
      color: var(--gray);
    }
    .disclaimer-box strong {
      color: var(--warning);
    }

    /* Modal */
    .modal-overlay {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(5,7,15,0.85);
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
      display: none;
      align-items: center;
      justify-content: center;
      padding: 20px;
      z-index: 200;
    }
    .modal-overlay.active {
      display: flex;
    }
    .modal-box {
      background: var(--bg2);
      border: 1px solid var(--gray3);
      border-radius: var(--radius-card);
      max-width: 520px;
      width: 100%;
      max-height: 90vh;
      overflow-y: auto;
      padding: 24px;
      display: flex;
      flex-direction: column;
      gap: 16px;
      box-shadow: 0 16px 36px rgba(0,0,0,0.5);
    }
    .modal-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .modal-header .badge {
      flex-shrink: 0;
      white-space: nowrap;
    }
    .modal-title {
      font-size: 18px;
      font-weight: 800;
    }

    /* Toast */
    #toast-container {
      position: fixed;
      top: 20px;
      left: 50%;
      transform: translateX(-50%);
      width: calc(100% - 40px);
      max-width: 480px;
      z-index: 300;
      display: flex;
      flex-direction: column;
      gap: 8px;
      pointer-events: none;
    }
    .toast {
      background: var(--bg2);
      border: 1px solid var(--gray3);
      border-radius: var(--radius-btn);
      padding: 12px 16px;
      box-shadow: var(--shadow-sm);
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 13px;
      font-weight: 600;
      color: var(--white);
      animation: toastIn 0.2s ease-out;
      pointer-events: auto;
    }
    .toast-success { border-color: var(--success); }
    .toast-warning { border-color: var(--warning); }
    .toast-danger { border-color: var(--danger); }
    @keyframes toastIn {
      from { transform: translateY(-10px); opacity: 0; }
      to { transform: translateY(0); opacity: 1; }
    }

    /* Progress bar */
    .progress-track {
      height: 8px;
      background: var(--bg3);
      border-radius: 999px;
      overflow: hidden;
      width: 100%;
    }
    .progress-fill {
      height: 100%;
      background: var(--cta);
      border-radius: 999px;
      transition: width 0.3s ease;
    }
    .progress-fill-teal {
      background: var(--accent);
    }

    /* Chat UI */
    .chat-messages {
      display: flex;
      flex-direction: column;
      gap: 12px;
      max-height: 400px;
      overflow-y: auto;
      padding-right: 4px;
    }
    .chat-msg {
      padding: 12px 16px;
      border-radius: var(--radius-card);
      font-size: 13px;
      line-height: 1.5;
      max-width: 85%;
    }
    .chat-msg.bot {
      background: var(--bg3);
      border: 1px solid var(--gray3);
      align-self: flex-start;
      border-bottom-left-radius: 4px;
    }
    .chat-msg.user {
      background: var(--accent);
      color: #0B0F14;
      align-self: flex-end;
      border-bottom-right-radius: 4px;
      font-weight: 600;
    }
    .chat-input-row {
      display: flex;
      gap: 8px;
      margin-top: 8px;
    }

    /* Personalization clarity & adaptive planning */
    .metric-pill-dot {
      width: 8px;
      height: 8px;
      flex: 0 0 8px;
      border-radius: 50%;
    }
    .metric-pill-dot-streak {
      background: var(--cta);
      box-shadow: 0 0 0 4px rgba(224,122,95,0.12);
    }
    .metric-pill-dot-readiness {
      background: var(--accent3);
      box-shadow: 0 0 0 4px rgba(58,184,167,0.12);
    }
    .metric-pill-copy {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 0;
      line-height: 1.15;
    }
    .metric-pill-copy strong {
      font-size: 12px;
      white-space: nowrap;
    }
    .metric-pill-copy small {
      color: var(--gray);
      font-size: 8px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.07em;
    }
    .compact-explainer {
      margin: 0 0 10px;
      line-height: 1.55;
    }
    .screen-intro {
      padding: 4px 2px 2px;
    }
    .screen-intro h2 {
      margin: 2px 0 4px;
      font-size: 20px;
    }
    .screen-intro p {
      margin: 0;
      color: var(--gray);
      line-height: 1.55;
      max-width: 720px;
    }
    .eyebrow {
      color: var(--accent3);
      font-size: 10px;
      font-weight: 800;
      letter-spacing: 0.08em;
    }
    .choice-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 8px;
      margin-top: 6px;
    }
    .choice-grid.compact {
      gap: 6px 14px;
    }
    .choice-card {
      display: flex;
      gap: 9px;
      align-items: flex-start;
      min-height: 58px;
      padding: 10px;
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      background: var(--bg3);
      cursor: pointer;
    }
    .choice-card:has(input:checked) {
      border-color: var(--accent);
      background: rgba(42,157,143,0.12);
    }
    .choice-card input {
      margin-top: 3px;
      accent-color: var(--accent);
    }
    .choice-card span {
      display: flex;
      flex-direction: column;
      gap: 2px;
    }
    .choice-card small,
    .privacy-consent small,
    .field-help {
      color: var(--gray);
      font-size: 10px;
      line-height: 1.4;
    }
    .privacy-consent {
      display: flex;
      gap: 10px;
      padding: 12px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--gray3);
      background: var(--bg3);
    }
    .privacy-consent input {
      margin-top: 3px;
      accent-color: var(--accent);
    }
    .privacy-consent span {
      display: flex;
      flex-direction: column;
      gap: 3px;
    }
    .advisor-preview,
    .health-guardrail-note,
    .health-empty-state {
      padding: 10px 12px;
      border: 1px solid rgba(42,157,143,0.35);
      border-radius: var(--radius-sm);
      background: rgba(42,157,143,0.09);
      color: var(--gray);
      font-size: 11px;
      line-height: 1.5;
    }

    .onboarding-disclosure {
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      background: var(--bg3);
      padding: 0 12px;
    }

    .onboarding-disclosure > summary {
      min-height: 48px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      cursor: pointer;
      color: var(--white);
    }

    .onboarding-disclosure > summary span {
      color: var(--gray);
      font-size: 11px;
      text-align: right;
    }

    .onboarding-disclosure[open] {
      padding-bottom: 12px;
    }

    .onboarding-disclosure[open] > summary {
      margin-bottom: 12px;
      border-bottom: 1px solid var(--gray3);
    }
    .health-guardrail-note {
      margin-top: 8px;
      color: var(--warning);
      border-color: rgba(242,204,143,0.35);
      background: rgba(242,204,143,0.08);
    }
    .health-empty-state {
      grid-column: 1 / -1;
      display: flex;
      flex-direction: column;
      gap: 3px;
      text-align: left;
    }
    .priority-reason-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }
    .priority-reason-chips span {
      padding: 6px 9px;
      border: 1px solid rgba(168,178,184,0.18);
      border-radius: 999px;
      background: rgba(11,15,20,0.35);
      color: var(--gray);
      font-size: 10px;
      font-weight: 700;
    }
    .train-hub-stack {
      display: grid;
      gap: 16px;
    }
    .train-session-card {
      overflow: hidden;
      gap: 18px;
      background:
        radial-gradient(circle at 92% 4%, rgba(42,157,143,0.2), transparent 34%),
        linear-gradient(150deg, #14202a 0%, #10161d 64%);
      border-color: rgba(58,184,167,0.42);
      box-shadow: 0 18px 48px rgba(0,0,0,0.28), 0 0 0 1px rgba(58,184,167,0.04) inset;
    }
    .train-session-topline {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }
    .session-kicker {
      color: var(--accent3);
      font-size: 10px;
      font-weight: 800;
      letter-spacing: 0.11em;
      text-transform: uppercase;
    }
    .train-routine-summary {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .session-title {
      max-width: 18ch;
      font-size: clamp(25px, 4vw, 34px);
      line-height: 1.05;
      letter-spacing: -0.035em;
      text-wrap: balance;
    }
    .session-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 7px;
    }
    .session-meta span {
      padding: 6px 9px;
      color: var(--gray);
      font-size: 11px;
      font-weight: 700;
      border: 1px solid rgba(168,178,184,0.16);
      border-radius: 999px;
      background: rgba(11,15,20,0.34);
    }
    .session-meta strong {
      color: var(--white);
    }
    .safety-disclosure,
    .program-switcher,
    .calendar-day,
    .calendar-week {
      overflow: hidden;
    }
    .safety-disclosure {
      color: var(--gray);
      font-size: 11px;
      border: 1px solid rgba(129,178,154,0.24);
      border-radius: 12px;
      background: rgba(129,178,154,0.07);
    }
    .safety-disclosure summary,
    .program-switcher summary,
    .calendar-day summary,
    .calendar-week > summary {
      list-style: none;
      cursor: pointer;
    }
    .safety-disclosure summary::-webkit-details-marker,
    .program-switcher summary::-webkit-details-marker,
    .calendar-day summary::-webkit-details-marker,
    .calendar-week > summary::-webkit-details-marker {
      display: none;
    }
    .safety-disclosure summary {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      min-height: 44px;
      padding: 9px 11px;
      color: var(--success);
      font-weight: 700;
    }
    .safety-disclosure p {
      padding: 0 11px 11px;
      line-height: 1.45;
    }
    .disclosure-label {
      color: var(--gray);
      font-weight: 600;
    }
    .train-start-btn {
      justify-content: space-between;
      min-height: 54px;
      padding-inline: 20px;
      background: linear-gradient(135deg, #eb8568 0%, var(--cta) 72%);
    }
    .text-action {
      min-width: 44px;
      min-height: 36px;
      padding: 4px 8px;
      color: var(--accent3);
      font-size: 12px;
      font-weight: 750;
    }
    .text-action:hover {
      background: rgba(42,157,143,0.1);
    }
    .program-card {
      gap: 12px;
    }
    .programs-list {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .program-current,
    .program-alternative {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 12px;
      border: 1px solid rgba(58,184,167,0.28);
      border-radius: 13px;
      background: linear-gradient(135deg, rgba(42,157,143,0.12), rgba(21,29,38,0.72));
    }
    .program-copy {
      display: flex;
      min-width: 0;
      flex-direction: column;
      gap: 2px;
    }
    .program-copy small {
      color: var(--accent3);
      font-size: 8px;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }
    .program-copy strong {
      font-size: 13px;
    }
    .program-copy span {
      overflow: hidden;
      color: var(--gray);
      font-size: 10px;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
    .program-active-mark {
      flex: 0 0 auto;
      padding: 5px 9px;
      color: var(--success);
      font-size: 10px;
      font-weight: 800;
      border-radius: 999px;
      background: rgba(129,178,154,0.12);
    }
    .program-switcher {
      border: 1px solid var(--gray3);
      border-radius: 12px;
    }
    .program-switcher > summary {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 42px;
      padding: 8px 12px;
      color: var(--gray);
      font-size: 11px;
      font-weight: 700;
    }
    .program-switcher[open] > summary {
      color: var(--white);
      border-bottom: 1px solid var(--gray3);
    }
    .program-alternative {
      border: 0;
      border-radius: 0;
      background: var(--bg3);
    }
    .training-calendar-card {
      gap: 14px;
      overflow: hidden;
    }
    .calendar-header {
      align-items: flex-start;
      gap: 16px;
    }
    .calendar-subtitle {
      margin-top: 3px;
      color: var(--gray);
      font-size: 11px;
    }
    .calendar-header-actions {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 2px;
    }
    .calendar-toolbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }
    .calendar-navigation {
      display: grid;
      grid-template-columns: 40px minmax(170px, 1fr) 40px;
      align-items: center;
      gap: 4px;
      min-width: 285px;
    }
    .calendar-navigation button {
      min-width: 40px;
      min-height: 40px;
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      background: var(--bg3);
      color: var(--white);
      font-size: 23px;
    }
    .calendar-navigation button:hover {
      border-color: var(--accent);
      background: var(--bg4);
    }
    .calendar-navigation strong {
      min-width: 0;
      overflow: hidden;
      color: var(--white);
      font-size: 12px;
      text-align: center;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
    .segmented-control {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 4px;
      padding: 4px;
      min-width: 260px;
      border-radius: var(--radius-sm);
      background: var(--bg3);
    }
    .segment-btn {
      border: 0;
      border-radius: 8px;
      min-height: 38px;
      background: transparent;
      color: var(--gray);
      font-weight: 700;
      cursor: pointer;
    }
    .segment-btn.active {
      border: 1px solid rgba(42,157,143,0.38);
      background: var(--bg2);
      color: var(--white);
      box-shadow: var(--shadow-sm);
    }
    .calendar-preferences-panel {
      padding: 14px;
      border: 1px solid rgba(42,157,143,0.32);
      border-radius: var(--radius-sm);
      background: var(--bg3);
    }
    .calendar-preferences-heading {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 12px;
    }
    .calendar-preferences-heading > div {
      display: flex;
      flex-direction: column;
      gap: 2px;
    }
    .calendar-preferences-heading span {
      color: var(--gray);
      font-size: 10px;
    }
    .calendar-preferences-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
    }
    .calendar-preferences-grid label {
      display: flex;
      flex-direction: column;
      gap: 5px;
      color: var(--gray);
      font-size: 10px;
      font-weight: 700;
    }
    .calendar-preferences-grid .form-select {
      min-width: 0;
      min-height: 42px;
      font-size: 12px;
    }
    .calendar-layer-options {
      display: flex;
      flex-wrap: wrap;
      gap: 8px 18px;
      margin-top: 12px;
      padding-top: 12px;
      border-top: 1px solid var(--gray3);
    }
    .calendar-layer-options label {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--gray);
      font-size: 11px;
      font-weight: 700;
    }
    .calendar-layer-options input {
      width: 17px;
      height: 17px;
      accent-color: var(--accent);
    }
    .calendar-legend {
      display: flex;
      flex-wrap: wrap;
      gap: 8px 14px;
      color: var(--gray);
      font-size: 9px;
      font-weight: 700;
    }
    .calendar-legend span {
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }
    .legend-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--gray2);
    }
    .legend-dot.planned { background: var(--accent); }
    .legend-dot.completed { background: var(--success); }
    .legend-dot.recovery { background: var(--insights); }
    .legend-dot.nutrition { background: var(--warning); }
    .calendar-planning-status {
      padding: 9px 11px;
      border: 1px solid rgba(42,157,143,0.3);
      border-radius: var(--radius-sm);
      background: rgba(42,157,143,0.08);
      color: var(--gray);
      font-size: 10px;
      line-height: 1.45;
    }
    .calendar-planning-status.provisional {
      border-color: rgba(242,204,143,0.34);
      background: rgba(242,204,143,0.08);
    }
    .calendar-event.future-phase {
      border-color: rgba(242,204,143,0.4);
      background: rgba(242,204,143,0.08);
    }
    .training-calendar-list {
      max-height: 690px;
      overflow: auto;
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      background: var(--bg2);
      scrollbar-color: var(--gray3) transparent;
    }
    .calendar-board {
      min-width: 840px;
    }
    .calendar-weekday-row,
    .calendar-week-row {
      display: grid;
      grid-template-columns: repeat(7, minmax(0, 1fr));
    }
    .calendar-weekday-row {
      position: sticky;
      top: 0;
      z-index: 4;
      border-bottom: 1px solid var(--gray3);
      background: var(--bg3);
    }
    .calendar-weekday-row > div {
      padding: 8px;
      border-right: 1px solid var(--gray3);
      color: var(--gray);
      font-size: 10px;
      font-weight: 800;
      letter-spacing: 0.06em;
      text-align: center;
      text-transform: uppercase;
    }
    .calendar-weekday-row > div:last-child { border-right: 0; }
    .calendar-week-row {
      border-bottom: 1px solid var(--gray3);
    }
    .calendar-week-row:last-child { border-bottom: 0; }
    .calendar-cell {
      min-width: 0;
      min-height: 156px;
      padding: 8px;
      border-right: 1px solid var(--gray3);
      background: var(--bg2);
    }
    .calendar-cell:last-child { border-right: 0; }
    .calendar-cell.past { background: color-mix(in srgb, var(--bg2) 86%, var(--bg3)); }
    .calendar-cell.today {
      background: color-mix(in srgb, var(--accent) 8%, var(--bg2));
      box-shadow: inset 0 3px 0 var(--accent);
    }
    .calendar-cell-date {
      display: flex;
      align-items: center;
      gap: 5px;
      min-height: 28px;
      margin-bottom: 6px;
    }
    .calendar-cell-weekday { display: none; }
    .calendar-date-number {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 27px;
      height: 27px;
      border-radius: 50%;
      color: var(--white);
      font-size: 12px;
      font-weight: 800;
    }
    .calendar-cell.today .calendar-date-number {
      background: var(--accent);
      color: #07110F;
    }
    .calendar-cell-date small {
      color: var(--gray2);
      font-size: 9px;
      font-weight: 700;
      text-transform: uppercase;
    }
    .calendar-events {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .calendar-event {
      overflow: hidden;
      border: 1px solid color-mix(in srgb, var(--accent) 38%, var(--gray3));
      border-left: 4px solid var(--accent);
      border-radius: 8px;
      background: color-mix(in srgb, var(--accent) 10%, var(--bg3));
    }
    .calendar-event.completed {
      border-color: color-mix(in srgb, var(--success) 45%, var(--gray3));
      border-left-color: var(--success);
      background: color-mix(in srgb, var(--success) 11%, var(--bg3));
    }
    .calendar-event.recovery {
      border-color: color-mix(in srgb, var(--insights) 38%, var(--gray3));
      border-left-color: var(--insights);
      background: color-mix(in srgb, var(--insights) 9%, var(--bg3));
    }
    .calendar-event > summary {
      display: flex;
      flex-direction: column;
      gap: 2px;
      min-height: 66px;
      padding: 7px 8px;
      list-style: none;
    }
    .calendar-event > summary::-webkit-details-marker { display: none; }
    .calendar-event > summary::after {
      content: "Open details";
      margin-top: 3px;
      color: var(--gray2);
      font-size: 8px;
      font-weight: 700;
    }
    .calendar-event[open] > summary::after { content: "Close details"; }
    .calendar-event-status {
      color: var(--accent3);
      font-size: 8px;
      font-weight: 900;
      letter-spacing: 0.06em;
      text-transform: uppercase;
    }
    .calendar-event.completed .calendar-event-status { color: var(--success); }
    .calendar-event.recovery .calendar-event-status { color: var(--insights); }
    .calendar-event summary strong {
      overflow: hidden;
      color: var(--white);
      font-size: 10px;
      line-height: 1.25;
      text-overflow: ellipsis;
    }
    .calendar-event summary > span:last-child {
      color: var(--gray);
      font-size: 8px;
      line-height: 1.35;
    }
    .calendar-event-details {
      display: flex;
      flex-direction: column;
      gap: 6px;
      padding: 7px;
      border-top: 1px solid color-mix(in srgb, var(--gray3) 82%, transparent);
      background: var(--bg2);
    }
    .calendar-event-detail-row {
      display: flex;
      flex-direction: column;
      gap: 2px;
      padding-bottom: 5px;
      border-bottom: 1px solid color-mix(in srgb, var(--gray3) 70%, transparent);
    }
    .calendar-event-detail-row:last-child { padding-bottom: 0; border-bottom: 0; }
    .calendar-event-detail-row strong { color: var(--white); font-size: 9px; line-height: 1.3; }
    .calendar-event-detail-row span { color: var(--gray); font-size: 8px; line-height: 1.5; }
    .calendar-health-event {
      display: flex;
      flex-direction: column;
      gap: 2px;
      padding: 7px 8px;
      border-left: 4px solid var(--warning);
      border-radius: 8px;
      background: color-mix(in srgb, var(--warning) 10%, var(--bg3));
    }
    .calendar-health-event.energy { border-left-color: var(--cta); }
    .calendar-health-event strong { color: var(--white); font-size: 9px; }
    .calendar-health-event span { color: var(--gray); font-size: 8px; line-height: 1.35; }
    .calendar-empty {
      padding: 6px;
      color: var(--gray2);
      font-size: 9px;
      font-style: italic;
    }
    body[data-density="compact"] .calendar-cell { min-height: 132px; padding: 6px; }
    body[data-density="compact"] .calendar-event > summary { min-height: 56px; padding: 6px; }
    body[data-density="spacious"] .calendar-cell { min-height: 184px; padding: 11px; }
    body[data-text-scale="large"] .calendar-event summary strong { font-size: 12px; }
    body[data-text-scale="large"] .calendar-event summary > span:last-child,
    body[data-text-scale="large"] .calendar-event-detail-row span { font-size: 10px; }
    .schedule-day-card {
      display: flex;
      flex-direction: column;
      gap: 8px;
      padding: 12px;
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      background: var(--bg3);
    }
    .schedule-day-heading {
      display: flex;
      justify-content: space-between;
      gap: 10px;
    }
    .schedule-day-heading span {
      color: var(--accent3);
      font-size: 10px;
    }
    .schedule-day-fields,
    .schedule-exercise-picker {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 120px;
      gap: 8px;
      align-items: end;
    }
    .schedule-exercise-picker {
      grid-template-columns: minmax(0, 1fr) auto;
    }
    .schedule-duration-field {
      display: flex;
      flex-direction: column;
      gap: 4px;
      color: var(--gray);
      font-size: 10px;
    }
    .scheduled-exercise-list {
      display: flex;
      flex-wrap: wrap;
      gap: 5px;
    }
    .scheduled-exercise-chip {
      display: inline-flex;
      align-items: center;
      gap: 5px;
      padding: 5px 8px;
      border: 1px solid rgba(42,157,143,0.35);
      border-radius: 999px;
      color: var(--accent3);
      font-size: 10px;
    }
    .scheduled-exercise-chip button {
      border: 0;
      background: transparent;
      color: var(--white);
      cursor: pointer;
      font-size: 15px;
      line-height: 1;
    }
    .circle-create-fields {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 190px auto;
      gap: 6px;
      align-items: center;
    }
    .public-circle-directory {
      display: flex;
      flex-direction: column;
      gap: 6px;
      margin-top: 8px;
    }
    .public-circle-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 8px;
      padding: 9px;
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      background: var(--bg2);
    }
    .public-circle-row > div {
      display: flex;
      flex-direction: column;
      gap: 2px;
      min-width: 0;
    }
    .public-circle-row span {
      color: var(--gray);
      font-size: 10px;
    }
    .nutrition-profile-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
      gap: 8px;
      align-items: end;
    }
    .nutrition-profile-grid label {
      display: flex;
      flex-direction: column;
      gap: 5px;
      color: var(--gray);
      font-size: 10px;
    }
    .nutrition-target-summary {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 8px;
      margin-top: 10px;
    }
    .nutrition-target-summary > div {
      display: flex;
      flex-direction: column;
      gap: 4px;
      padding: 10px;
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      background: var(--bg3);
    }
    .nutrition-target-summary span,
    .nutrition-checkin-title span {
      color: var(--gray);
      font-size: 10px;
    }
    .nutrition-target-summary strong {
      color: var(--accent3);
      font-size: 12px;
    }
    .nutrition-plan {
      display: grid;
      gap: 10px;
      margin-top: 12px;
      padding: 14px;
      border: 1px solid rgba(42,157,143,0.4);
      border-radius: var(--radius-card);
      background: linear-gradient(145deg, rgba(42,157,143,0.13), rgba(21,29,38,0.74));
    }
    .nutrition-plan-heading {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 12px;
    }
    .nutrition-plan-heading > div {
      display: grid;
      gap: 3px;
    }
    .nutrition-plan-heading strong { color: var(--white); font-size: 15px; }
    .nutrition-plan-heading #nutrition-plan-badge { color: var(--accent3); font-size: 10px; font-weight: 750; }
    .nutrition-plan-meals {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 8px;
    }
    .nutrition-meal,
    .nutrition-plan-gate {
      display: grid;
      align-content: start;
      gap: 4px;
      min-width: 0;
      padding: 10px;
      border: 1px solid rgba(168,178,184,0.16);
      border-radius: var(--radius-sm);
      background: rgba(11,15,20,0.36);
    }
    .nutrition-meal > span { color: var(--accent3); font-size: 9px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
    .nutrition-meal > strong { color: var(--white); font-size: 12px; line-height: 1.35; }
    .nutrition-meal > small,
    .nutrition-plan-gate > span { color: var(--gray); font-size: 9px; line-height: 1.45; }
    .nutrition-plan-gate { grid-column: 1 / -1; border-color: rgba(242,204,143,0.35); }
    .nutrition-plan-summary { margin: 0; color: var(--gray); font-size: 10px; line-height: 1.5; }
    .nutrition-personalization {
      margin-top: 10px;
      overflow: hidden;
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      background: var(--bg3);
    }
    .nutrition-personalization summary {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 44px;
      padding: 9px 12px;
      color: var(--white);
      font-size: 11px;
      font-weight: 750;
      cursor: pointer;
      list-style: none;
    }
    .nutrition-personalization summary::-webkit-details-marker { display: none; }
    .nutrition-personalization summary > :last-child { color: var(--accent3); font-size: 10px; }
    .nutrition-preference-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 8px;
      padding: 0 12px 10px;
    }
    .nutrition-preference-grid label { display: grid; gap: 5px; min-width: 0; color: var(--gray); font-size: 10px; }
    .nutrition-preference-grid .form-select { min-width: 0; }
    .nutrition-exclusions-field { grid-column: 1 / -1; }
    .nutrition-exclusions-field .form-textarea { min-height: 70px; }
    .nutrition-exclusions-field small { color: var(--gray); line-height: 1.4; }
    .nutrition-personalization > .btn-secondary { width: calc(100% - 24px); margin: 0 12px 12px; }
    .nutrition-checkin-title {
      display: flex;
      justify-content: space-between;
      gap: 8px;
      margin: 12px 0 7px;
      font-size: 12px;
    }
    .goal-estimate-factors {
      display: flex;
      flex-wrap: wrap;
      gap: 5px;
      margin-top: 8px;
    }
    .goal-estimate-factors span {
      padding: 5px 7px;
      border: 1px solid var(--gray3);
      border-radius: 999px;
      background: var(--bg3);
      color: var(--gray);
      font-size: 9px;
      font-weight: 700;
    }
    .exercise-media-panel {
      min-height: 110px;
      overflow: hidden;
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      background: var(--bg3);
    }
    .exercise-media-panel img,
    .exercise-media-panel video {
      display: block;
      width: 100%;
      max-height: 300px;
      object-fit: contain;
      background: #060a0f;
    }
    .exercise-media-placeholder {
      min-height: 110px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 5px;
      padding: 18px;
      text-align: center;
      color: var(--gray);
      font-size: 11px;
    }
    .exercise-media-placeholder strong {
      color: var(--white);
    }
    .photo-comparison-item {
      display: flex;
      flex-direction: column;
      gap: 5px;
      padding: 8px;
      background: var(--bg3);
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
    }
    .photo-comparison-item.selected {
      border-color: var(--accent);
      box-shadow: 0 0 0 2px rgba(42,157,143,0.15);
    }
    .photo-review-controls,
    .advisor-online-options {
      display: flex;
      flex-direction: column;
      gap: 8px;
      margin-top: 10px;
    }
    .advisor-online-options[hidden],
    .advisor-preview[hidden] {
      display: none;
    }
    .privacy-consent-row {
      display: grid;
      grid-template-columns: auto minmax(0, 1fr);
      gap: 8px;
      align-items: start;
      padding: 9px;
      border: 1px solid var(--gray3);
      border-radius: var(--radius-sm);
      color: var(--gray);
      font-size: 10px;
      line-height: 1.5;
    }
    .privacy-consent-row input {
      width: 16px;
      height: 16px;
      margin-top: 1px;
      accent-color: var(--accent);
    }
    .advisor-mode-switch {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 4px;
      padding: 4px;
      margin-bottom: 8px;
      border-radius: var(--radius-btn);
      background: var(--bg3);
    }
    .advisor-mode-switch button {
      min-height: 38px;
      padding: 8px;
      border: 0;
      border-radius: calc(var(--radius-btn) - 4px);
      background: transparent;
      color: var(--gray);
      cursor: pointer;
      font-weight: 700;
    }
    .advisor-mode-switch button.active {
      background: var(--bg2);
      color: var(--white);
      box-shadow: inset 0 0 0 1px var(--gray3);
    }
    .advisor-request-status {
      min-height: 18px;
      color: var(--accent3);
      font-size: 10px;
      line-height: 1.5;
    }
    .advisor-answer-text {
      white-space: pre-wrap;
    }
    .advisor-source-list {
      display: flex;
      flex-direction: column;
      gap: 4px;
      margin-top: 10px;
      padding-top: 8px;
      border-top: 1px solid var(--gray3);
    }
    .advisor-source-list a {
      color: var(--accent3);
      overflow-wrap: anywhere;
    }

    @media (max-width: 640px) {
      .choice-grid { grid-template-columns: 1fr; }
      .top-bar { padding: max(14px, env(safe-area-inset-top, 0px)) max(16px, env(safe-area-inset-right, 0px)) 7px max(16px, env(safe-area-inset-left, 0px)); }
      .screen {
        padding-left: max(16px, env(safe-area-inset-left, 0px));
        padding-right: max(16px, env(safe-area-inset-right, 0px));
      }
      .metric-pill { padding: 7px 9px; }
      .calendar-header { flex-direction: column; }
      .calendar-header-actions { justify-content: flex-start; }
      .calendar-toolbar { flex-direction: column; align-items: stretch; }
      .calendar-navigation,
      .segmented-control { width: 100%; min-width: 0; }
      .calendar-preferences-grid { grid-template-columns: 1fr; }
      .schedule-day-fields { grid-template-columns: 1fr; }
      .circle-create-fields { grid-template-columns: 1fr; }
      .nutrition-profile-grid { grid-template-columns: 1fr 1fr; }
      .metric-pill-copy small { display: none; }
    }

    @media (max-width: 759px) {
      .training-calendar-list { max-height: 720px; }
      .calendar-board { min-width: 0; }
      .calendar-weekday-row { display: none; }
      .calendar-week-row { grid-template-columns: 1fr; border-bottom: 0; }
      .calendar-cell {
        display: grid;
        grid-template-columns: 66px minmax(0, 1fr);
        gap: 8px;
        min-height: 92px;
        border-right: 0;
        border-bottom: 1px solid var(--gray3);
      }
      .calendar-cell-date {
        position: sticky;
        top: 0;
        align-content: start;
        flex-direction: column;
        gap: 0;
        height: fit-content;
        margin: 0;
        padding-top: 3px;
      }
      .calendar-cell-weekday { display: block; color: var(--gray); font-size: 9px; font-weight: 800; text-transform: uppercase; }
      .calendar-date-number { margin-top: 2px; }
      .calendar-cell-date small { margin-top: 2px; }
      .calendar-event > summary { min-height: 64px; }
      .calendar-event summary strong { font-size: 11px; }
      .calendar-event summary > span:last-child { font-size: 9px; }
    }

    @media (min-width: 760px) {
      #screen-train {
        padding: 18px 24px 32px;
      }
      #screen-train .train-hub-stack {
        grid-template-columns: minmax(300px, 0.82fr) minmax(410px, 1.18fr);
        align-items: start;
      }
      #screen-train .train-session-card {
        grid-column: 1;
        grid-row: 1;
      }
      #screen-train .program-card {
        grid-column: 2;
        grid-row: 1;
      }
      #screen-train .training-calendar-card {
        grid-column: 1 / -1;
        grid-row: 2;
      }
    }

    @media (max-width: 420px) {
      .nutrition-profile-grid,
      .nutrition-target-summary,
      .nutrition-plan-meals,
      .nutrition-preference-grid { grid-template-columns: 1fr; }
      .profile-summary-row {
        grid-template-columns: 1fr;
        gap: 5px;
        align-items: stretch;
      }
      .profile-summary-row > :last-child,
      .profile-select {
        width: 100%;
        max-width: 100%;
        justify-self: stretch;
        text-align: left;
      }
      .goal-planning-estimate > div {
        align-items: flex-start;
        flex-direction: column;
        gap: 3px;
      }
      .train-goal-window {
        align-items: flex-start;
        flex-direction: column;
        gap: 7px;
      }
      .train-goal-window small { white-space: normal; }
    }