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

    body {
      background: #111;
      color: #fff;
      font-family: 'Segoe UI', Arial, sans-serif;
      min-height: 100vh;
    }

    /* ШАПКА */
    .cab-header {
      background: #1a1a18;
      border-bottom: 2px solid #ff5e00;
      padding: 16px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
    }
    .cab-header-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }
    .cab-header-logo img { height: 40px; }
    .cab-header-logo span {
      font-size: 15px;
      font-weight: 700;
      color: #fff;
      letter-spacing: 0.5px;
    }
    .cab-header-right {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .cab-user-name {
      font-size: 14px;
      color: #aaa;
    }
    .cab-user-name span { color: #ff5e00; font-weight: 700; }
    .btn-logout {
      background: transparent;
      border: 1px solid rgba(255,255,255,0.2);
      color: #aaa;
      padding: 7px 16px;
      border-radius: 50px;
      font-size: 13px;
      cursor: pointer;
      transition: border-color 0.2s, color 0.2s;
    }
    .btn-logout:hover { border-color: #ff4444; color: #ff4444; }
    .btn-back {
      background: transparent;
      border: 1px solid rgba(255,94,0,0.4);
      color: #ff5e00;
      padding: 7px 16px;
      border-radius: 50px;
      font-size: 13px;
      text-decoration: none;
      transition: background 0.2s;
    }
    .btn-back:hover { background: rgba(255,94,0,0.1); }

    /* ОСНОВНОЙ КОНТЕНТ */
    .cab-main {
      max-width: 1200px;
      margin: 0 auto;
      padding: 40px 24px 60px;
    }
    .cab-title {
      font-size: 28px;
      font-weight: 800;
      letter-spacing: 1px;
      margin-bottom: 32px;
    }
    .cab-title span { color: #ff5e00; }

    /* СЕТКА БЛОКОВ */
    .cab-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .cab-card {
      background: #1a1a18;
      border: 1px solid rgba(255,255,255,0.07);
      border-radius: 16px;
      padding: 28px;
    }
    .cab-card.full-width { grid-column: 1 / -1; }
    .cab-card-title {
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 1.5px;
      color: #ff5e00;
      text-transform: uppercase;
      margin-bottom: 20px;
    }

    /* СЛЕДУЮЩАЯ ТРЕНИРОВКА */
    .next-workout {
      display: flex;
      align-items: center;
      gap: 24px;
    }
    .next-workout-date {
      text-align: center;
      background: rgba(255,94,0,0.12);
      border: 1px solid rgba(255,94,0,0.3);
      border-radius: 12px;
      padding: 16px 20px;
      min-width: 80px;
    }
    .next-workout-date .day { font-size: 36px; font-weight: 800; color: #ff5e00; line-height: 1; }
    .next-workout-date .month { font-size: 13px; color: #aaa; margin-top: 4px; }
    .next-workout-info h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
    .next-workout-info p { font-size: 14px; color: #888; line-height: 1.6; }
    .workout-badge {
      display: inline-block;
      background: rgba(255,94,0,0.15);
      color: #ff5e00;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 1px;
      padding: 3px 10px;
      border-radius: 50px;
      margin-bottom: 8px;
    }

    /* ПРОГРАММА ТРЕНИРОВОК */
    .workout-table {
      width: 100%;
      border-collapse: collapse;
      font-size: 14px;
    }
    .workout-table th {
      text-align: left;
      color: #888;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.5px;
      padding: 8px 12px;
      border-bottom: 1px solid rgba(255,255,255,0.07);
    }
    .workout-table td {
      padding: 10px 12px;
      border-bottom: 1px solid rgba(255,255,255,0.04);
      vertical-align: top;
    }
    .workout-table tr:last-child td { border-bottom: none; }
    .workout-table .day-name {
      font-weight: 700;
      color: #ff5e00;
      white-space: nowrap;
    }
    .workout-table .exercise { color: #ddd; }
    .workout-table .sets { color: #888; white-space: nowrap; }
    .workout-table .rest-day { color: #555; font-style: italic; }

    /* ПИТАНИЕ */
    .nutrition-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
      margin-bottom: 16px;
    }
    .nutrition-card {
      background: rgba(255,255,255,0.04);
      border-radius: 10px;
      padding: 14px;
      text-align: center;
    }
    .nutrition-card .value {
      font-size: 24px;
      font-weight: 800;
      color: #ff5e00;
    }
    .nutrition-card .label {
      font-size: 12px;
      color: #888;
      margin-top: 4px;
    }
    .nutrition-empty {
      font-size: 13px;
      color: #666;
      text-align: center;
      padding: 16px 0;
    }
    .nutrition-empty a {
      color: #ff5e00;
      text-decoration: none;
    }
    .nutrition-empty a:hover { text-decoration: underline; }

    /* ПРОГРЕСС */
    .progress-form {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-bottom: 20px;
    }
    .progress-field label {
      display: block;
      font-size: 12px;
      color: #888;
      margin-bottom: 6px;
    }
    .progress-field input {
      width: 100%;
      padding: 10px 14px;
      background: rgba(255,255,255,0.05);
      border: 1px solid rgba(255,255,255,0.1);
      border-radius: 8px;
      color: #fff;
      font-size: 15px;
      font-weight: 700;
      outline: none;
      transition: border-color 0.2s;
    }
    .progress-field input:focus { border-color: #ff5e00; }
    .btn-save-progress {
      background: #ff5e00;
      color: #fff;
      border: none;
      border-radius: 50px;
      padding: 11px 28px;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 1px;
      cursor: pointer;
      transition: background 0.2s;
    }
    .btn-save-progress:hover { background: #e05500; }
    .progress-saved {
      display: none;
      font-size: 13px;
      color: #ff5e00;
      margin-left: 12px;
    }

    /* ГРАФИК */
    .progress-chart-wrap {
      margin-top: 20px;
    }
    .progress-chart-title {
      font-size: 12px;
      color: #888;
      margin-bottom: 10px;
    }
    .progress-chart {
      width: 100%;
      height: 100px;
      background: rgba(255,255,255,0.03);
      border-radius: 8px;
      overflow: hidden;
      position: relative;
    }
    canvas#weightChart {
      width: 100%;
      height: 100%;
    }
    .chart-empty {
      position: absolute;
      inset: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 13px;
      color: #555;
    }

    /* АДАПТИВ */
    @media (max-width: 900px) {
      .cab-grid { grid-template-columns: 1fr; }
      .cab-card.full-width { grid-column: 1; }
      .nutrition-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 600px) {
      .cab-main { padding: 24px 16px 40px; }
      .cab-title { font-size: 22px; }
      .next-workout { flex-direction: column; align-items: flex-start; gap: 12px; }
      .progress-form { grid-template-columns: 1fr; }
      .cab-header { padding: 12px 16px; }
      .workout-table { font-size: 13px; }
      .workout-table th, .workout-table td { padding: 8px 8px; }
    }