/* ==========================================================
       DIGITER UI 1.0 — CSS PACKAGE (Light/Dark + Components)
       ========================================================== */

    :root {
      /* Brand */
      --primary: #03627a;
      --primary-hover: #047c99;

      /* Status */
      --danger: #d32f2f;
      --success: #2e7d32;

      /* Radiukset ja perusvarjo */
      --radius-sm: 4px;
      --radius-md: 8px;
      --radius-pill: 50px;
      --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);

      /* Leijailevat varjot (Floating shadows) */
      --shadow-float: 0 10px 30px rgba(0, 0, 0, 0.08);
      --shadow-float-hover: 0 20px 40px rgba(0, 0, 0, 0.15);

      /* Focus ring */
      --focus-ring: rgba(3, 98, 122, 0.25);

      /* VAALEA TEEMA */
      --bg-main: #f4f4f4;
      --bg-card: #ffffff;
      --bg-input: #ffffff;

      /* Lasiefekti vaaleaan teemaan (85% läpinäkyvyys) */
      --bg-glass: rgba(255, 255, 255, 0.85);
      --border-glass: rgba(255, 255, 255, 0.4);

      --text-main: #000000;
      --text-secondary: #3a3a3a;
      --border: #cfcfcf;
      --toggle-bg: #cccccc;
      --toggle-knob: #ffffff;
    }


    /* =========================================
       YLEISET MÄÄRITYKSET JA TAUSTAKUVA
       ========================================= */
    body {
      min-height: 100vh;
      margin: 0;
      padding: 40px 20px;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      color: var(--text-main);
      box-sizing: border-box;

      /* Taustakuva poistettu pyynnöstä */
    }

    *,
    *:before,
    *:after {
      box-sizing: inherit;
    }

    a {
      color: var(--primary);
      text-decoration: underline;
      text-underline-offset: 2px;
    }

    a:hover {
      color: var(--primary-hover);
    }

    :focus-visible {
      outline: none;
      box-shadow: 0 0 0 3px var(--focus-ring);
      border-radius: var(--radius-sm);
    }

    /* =========================================
       KONTIT JA ASETTELU
       ========================================= */
    .container {
      max-width: 1000px;
      margin: 0 auto;
      padding: 40px;
      border-radius: 16px;

      /* Koko sivun säiliö on myös "lasia", jotta teksti on luettavaa */
      background-color: var(--bg-glass);
      border: 1px solid var(--border-glass);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      box-shadow: var(--shadow-float);
    }

    .section {
      margin-bottom: 50px;
      padding-bottom: 30px;
      border-bottom: 1px solid var(--border-glass);
    }

    .section-title {
      margin-top: 0;
      margin-bottom: 20px;
      color: var(--text-secondary);
      text-transform: uppercase;
      font-size: 0.9rem;
      letter-spacing: 1px;
    }

    .flex-row {
      display: flex;
      flex-wrap: wrap;
      gap: 15px;
      align-items: flex-start;
      margin-bottom: 20px;
    }

    /* =========================================
       NAPIT
       ========================================= */
    .btn {
      background-color: var(--primary);
      color: #ffffff;
      border: 1px solid transparent;
      border-radius: var(--radius-md);
      padding: 10px 14px;
      font-size: 0.9rem;
      font-weight: 600;
      cursor: pointer;
      transition: background-color 0.18s ease, box-shadow 0.18s ease, transform 0.06s ease;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
    }

    .btn:hover {
      background-color: var(--primary-hover);
    }

    .btn:active {
      transform: translateY(1px);
    }

    .btn:disabled,
    .btn.is-disabled {
      opacity: 0.55;
      cursor: not-allowed;
      transform: none;
    }

    .btn--sm {
      padding: 7px 10px;
      font-size: 0.82rem;
      border-radius: var(--radius-sm);
    }

    .btn--lg {
      padding: 12px 18px;
      font-size: 1rem;
      border-radius: var(--radius-md);
    }

    .btn--outline {
      background: transparent;
      color: var(--primary);
      border-color: var(--primary);
    }

    .btn--outline:hover {
      background: rgba(3, 98, 122, 0.08);
      color: var(--primary-hover);
      border-color: var(--primary-hover);
    }

    /* =========================================
       KORTIT (Leijaileva lasiefekti)
       ========================================= */
    .card {
      background-color: var(--bg-glass);
      border: 1px solid var(--border-glass);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-radius: var(--radius-md);
      padding: 20px;
      position: relative;
      width: 100%;
      max-width: 300px;
      box-shadow: var(--shadow-float);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-float-hover);
    }

    .card-close {
      position: absolute;
      top: 10px;
      right: 12px;
      cursor: pointer;
      color: var(--text-secondary);
      font-weight: bold;
      font-size: 1.1rem;
      user-select: none;
      transition: color 0.2s ease;
    }

    .card-close:hover {
      color: var(--danger);
    }

    .card-title {
      margin-top: 0;
      margin-bottom: 20px;
      font-size: 1.2rem;
      color: var(--primary);
      text-align: center;
    }

    /* =========================================
       LOMAKKEET
       ========================================= */
    .form-group {
      margin-bottom: 15px;
      display: flex;
      flex-direction: column;
    }

    label {
      font-size: 0.85rem;
      margin-bottom: 5px;
      color: var(--text-main);
      font-weight: 500;
    }

    .input-control {
      background-color: var(--bg-input);
      color: var(--text-main);
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      padding: 10px 12px;
      font-size: 0.9rem;
      transition: border-color 0.18s ease, box-shadow 0.18s ease;
      width: 100%;
    }

    .input-control:focus {
      outline: none;
      border-color: var(--primary-hover);
      box-shadow: 0 0 0 3px var(--focus-ring);
    }

    .input-control.error {
      border-color: var(--danger);
    }

    .error-text {
      color: var(--danger);
      font-size: 0.8rem;
      margin-top: 6px;
    }

    select.input-control {
      appearance: none;
      background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%2303627a%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
      background-repeat: no-repeat;
      background-position: right 10px top 50%;
      background-size: 10px auto;
      padding-right: 30px;
    }

    /* =========================================
       KYTKIMET JA CHECKBOXIT
       ========================================= */
    .toggle-switch {
      position: relative;
      display: inline-block;
      width: 40px;
      height: 20px;
    }

    .toggle-switch input {
      opacity: 0;
      width: 0;
      height: 0;
    }

    .toggle-slider {
      position: absolute;
      cursor: pointer;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background-color: var(--toggle-bg);
      transition: .25s;
      border-radius: var(--radius-pill);
    }

    .toggle-slider:before {
      position: absolute;
      content: "";
      height: 16px;
      width: 16px;
      left: 2px;
      bottom: 2px;
      background-color: var(--toggle-knob);
      transition: .25s;
      border-radius: 50%;
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    }

    .toggle-switch input:checked+.toggle-slider {
      background-color: var(--primary);
    }

    .toggle-switch input:checked+.toggle-slider:before {
      transform: translateX(20px);
    }

    .checkbox-container {
      display: flex;
      align-items: center;
      gap: 8px;
      cursor: pointer;
      font-size: 0.9rem;
    }

    input[type="checkbox"],
    input[type="radio"] {
      accent-color: var(--primary);
      width: 16px;
      height: 16px;
      cursor: pointer;
    }

    /* =========================================
       PAGINAATIO JA SLIDER
       ========================================= */
    .pagination {
      display: flex;
      gap: 5px;
      align-items: center;
    }

    .page-item {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 32px;
      height: 32px;
      background-color: var(--bg-input);
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      cursor: pointer;
      font-size: 0.9rem;
      user-select: none;
      transition: all 0.2s;
    }

    .page-item:hover {
      border-color: var(--primary-hover);
      box-shadow: 0 0 0 3px rgba(4, 124, 153, 0.12);
    }

    .page-item.active {
      background-color: var(--primary);
      color: #ffffff;
      border-color: var(--primary);
    }

    .slider-container {
      width: 100%;
      max-width: 300px;
    }

    .slider {
      -webkit-appearance: none;
      width: 100%;
      height: 6px;
      background: var(--border);
      outline: none;
      border-radius: var(--radius-pill);
    }

    .slider::-webkit-slider-thumb {
      -webkit-appearance: none;
      appearance: none;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--primary);
      cursor: pointer;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
      transition: transform 0.1s;
    }

    .slider::-webkit-slider-thumb:hover {
      transform: scale(1.1);
    }

    .slider::-moz-range-thumb {
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--primary);
      cursor: pointer;
      border: none;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
      transition: transform 0.1s;
    }

    .slider::-moz-range-thumb:hover {
      transform: scale(1.1);
    }

    /* =========================================
       ALERTS & VIDEO
       ========================================= */
    .alert {
      background-color: var(--bg-glass);
      border: 1px solid var(--border-glass);
      border-left: 6px solid var(--primary);
      border-radius: var(--radius-md);
      padding: 14px 18px;
      color: var(--text-main);
      margin-bottom: 15px;
      box-shadow: var(--shadow-float);
      backdrop-filter: blur(12px);
    }

    .alert--error {
      border-left-color: var(--danger);
    }

    .alert--success {
      border-left-color: var(--success);
    }

    .video-player {
      width: 100%;
      max-width: 500px;
      background-color: #000;
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      aspect-ratio: 16 / 9;
      box-shadow: var(--shadow-float);
    }

    .video-controls {
      position: absolute;
      bottom: 0;
      width: 100%;
      padding: 12px;
      background: rgba(0, 0, 0, 0.7);
      display: flex;
      align-items: center;
      gap: 15px;
      color: #ffffff;
      font-size: 0.85rem;
    }

    .play-button-large {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 64px;
      height: 64px;
      background-color: var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: background-color 0.2s, transform 0.2s;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    .play-button-large:hover {
      background-color: var(--primary-hover);
      transform: translate(-50%, -50%) scale(1.05);
    }

    /* =========================================
       ANIMAATIOT (JavaScriptiä varten)
       ========================================= */
    .card.fade-out {
      opacity: 0;
      transform: scale(0.9) translateY(10px);
      pointer-events: none;
      /* Estää klikkaukset katoamisen aikana */
    }

    /* =========================================
       YHTEISET APU-/ASSETTELULUOKAT
       ========================================= */
    .u-mt-0 {
      margin-top: 0;
    }

    .mt-10 {
      margin-top: 10px;
    }

    .mt-20 {
      margin-top: 20px;
    }

    .mt-25 {
      margin-top: 25px;
    }

    .mt-30 {
      margin-top: 30px;
    }

    .mb-10 {
      margin-bottom: 10px;
    }

    .mb-15 {
      margin-bottom: 15px;
    }

    .mb-20 {
      margin-bottom: 20px;
    }

    .text-xs {
      font-size: 0.85rem;
    }

    .text-sm {
      font-size: 0.9rem;
    }

    .text-secondary {
      color: var(--text-secondary);
    }

    .btn-full {
      width: 100%;
    }

    .row-flex {
      display: flex;
    }

    .row-between {
      justify-content: space-between;
    }

    .items-start {
      align-items: flex-start;
    }

    .items-stretch {
      align-items: stretch;
    }

    .gap-10 {
      gap: 10px;
    }

    .gap-15 {
      gap: 15px;
    }

    .gap-30 {
      gap: 30px;
    }

    .col-250 {
      flex: 1;
      min-width: 250px;
    }

    .col-300 {
      flex: 1;
      min-width: 300px;
    }

    .label-inline-title {
      display: block;
      margin-bottom: 8px;
    }

    .label-caption {
      display: block;
      margin-bottom: 8px;
      font-size: 0.85rem;
      font-weight: 500;
    }

    .section-last {
      border-bottom: none;
      margin-bottom: 0;
      padding-bottom: 0;
    }

    .card-centered {
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      padding: 40px 20px;
    }

    .cursor-pointer {
      cursor: pointer;
    }

    .slider-container-fluid {
      flex-grow: 1;
      margin: 0;
      max-width: 100%;
    }