@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap");

      :root {
        --primary: #4f46e5;
        --secondary: #10b981;
        --dark: #1f2937;
        --light: #f3f4f6;
        --danger: #ef4444;
        --warning: #f59e0b;
      }

      body {
        font-family: "Poppins", sans-serif;
        background-color: var(--light);
        color: var(--dark);
        overflow-x: hidden;
      }

      .shadow-ui {
        box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1),
          0 10px 10px -5px rgba(0, 0, 0, 0.04);
      }

      .shadow-ui-lg {
        box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
          0 10px 10px -5px rgba(0, 0, 0, 0.04);
      }

      .focus-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.9);
        z-index: 9998;
        display: none;
        justify-content: center;
        align-items: center;
        color: white;
        font-size: 2rem;
        text-align: center;
      }

      .progress-ring__circle {
        transition: stroke-dashoffset 0.35s;
        transform: rotate(-90deg);
        transform-origin: 50% 50%;
      }

      .waveform {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        height: 40px;
      }

      .waveform-bar {
        background-color: var(--primary);
        width: 3px;
        border-radius: 3px;
        animation: equalize 1.5s infinite ease-in-out;
      }

      @keyframes equalize {
        0%,
        100% {
          height: 10px;
        }
        50% {
          height: 20px;
        }
      }

      .waveform-bar:nth-child(1) {
        animation-delay: -0.9s;
      }
      .waveform-bar:nth-child(2) {
        animation-delay: -1.3s;
      }
      .waveform-bar:nth-child(3) {
        animation-delay: -0.7s;
      }
      .waveform-bar:nth-child(4) {
        animation-delay: -0.5s;
      }
      .waveform-bar:nth-child(5) {
        animation-delay: -1.1s;
      }

      .loading-screen {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
        z-index: 9999;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        color: white;
      }

      .loading-bg {
        position: absolute;
        width: 100%;
        height: 100%;
        background: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiPjxkZWZzPjxwYXR0ZXJuIGlkPSJwYXR0ZXJuIiB3aWR0aD0iNDAiIGhlaWdodD0iNDAiIHBhdHRlcm5Vbml0cz0idXNlclNwYWNlT25Vc2UiIHBhdHRlcm5UcmFuc2Zvcm09InJvdGF0ZSg0NSkiPjxyZWN0IHdpZHRoPSIyMCIgaGVpZ2h0PSIyMCIgZmlsbD0icmdiYSgyNTUsMjU1LDI1NSwwLjAzKSIvPjwvcGF0dGVybj48L2RlZnM+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0idXJsKCNwYXR0ZXJuKSIvPjwvc3ZnPg==");
        opacity: 0.3;
      }

      .loading-content {
        z-index: 1;
        text-align: center;
        max-width: 500px;
        padding: 0 20px;
      }

      .progress-percentage {
        font-size: 3rem;
        font-weight: 700;
        margin-bottom: 20px;
        background: linear-gradient(90deg, #4f46e5, #10b981);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
      }

      .loading-message {
        font-size: 1.2rem;
        margin-bottom: 30px;
        color: #e5e7eb;
      }

      .focus-mode {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: #1f2937;
        color: white;
        z-index: 10000;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 20px;
      }

      .focus-timer {
        font-size: 5rem;
        font-weight: 700;
        margin-bottom: 40px;
        letter-spacing: 2px;
      }

      .focus-task {
        font-size: 1.5rem;
        margin-bottom: 30px;
        color: #d1d5db;
      }

      .music-player {
        width: 100%;
        max-width: 500px;
        background-color: rgba(255, 255, 255, 0.1);
        border-radius: 15px;
        padding: 20px;
        margin-top: 30px;
      }

      .song-info {
        display: flex;
        align-items: center;
        margin-bottom: 20px;
      }

      .song-cover {
        width: 60px;
        height: 60px;
        border-radius: 10px;
        margin-right: 15px;
        object-fit: cover;
      }

      .song-details {
        flex: 1;
      }

      .song-title {
        font-size: 1.1rem;
        font-weight: 600;
        margin-bottom: 5px;
      }

      .song-artist {
        font-size: 0.9rem;
        color: #9ca3af;
      }

      .player-controls {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 15px;
      }

      .player-btn {
        background: none;
        border: none;
        color: white;
        font-size: 1.2rem;
        cursor: pointer;
        width: 40px;
        height: 40px;
        border-radius: 50%;
        display: flex;
        justify-content: center;
        align-items: center;
        transition: all 0.3s;
      }

      .player-btn:hover {
        background-color: rgba(255, 255, 255, 0.1);
      }

      .player-btn.play-pause {
        width: 50px;
        height: 50px;
        background-color: var(--primary);
      }

      .player-btn.play-pause:hover {
        background-color: #4338ca;
      }

      .progress-container {
        width: 100%;
        height: 5px;
        background-color: rgba(255, 255, 255, 0.2);
        border-radius: 5px;
        margin-bottom: 10px;
        cursor: pointer;
      }

      .progress-bar {
        height: 100%;
        background: linear-gradient(90deg, var(--primary), var(--secondary));
        border-radius: 5px;
        width: 0%;
        position: relative;
      }

      .progress-time {
        display: flex;
        justify-content: space-between;
        font-size: 0.8rem;
        color: #9ca3af;
        margin-bottom: 15px;
      }

      .volume-container {
        display: flex;
        align-items: center;
        margin-top: 10px;
      }

      .volume-slider {
        width: 100px;
        margin-left: 10px;
        -webkit-appearance: none;
        height: 5px;
        background: rgba(255, 255, 255, 0.2);
        border-radius: 5px;
        outline: none;
      }

      .volume-slider::-webkit-slider-thumb {
        -webkit-appearance: none;
        width: 15px;
        height: 15px;
        border-radius: 50%;
        background: white;
        cursor: pointer;
      }

      .stats-card {
        background-color: white;
        border-radius: 10px;
        padding: 20px;
        margin-bottom: 20px;
      }

      .stats-value {
        font-size: 2rem;
        font-weight: 700;
        margin-bottom: 5px;
      }

      .stats-label {
        font-size: 0.9rem;
        color: #6b7280;
      }

      .success-bg {
        background-color: #ecfdf5;
        border-left: 4px solid var(--secondary);
      }

      .warning-bg {
        background-color: #fffbeb;
        border-left: 4px solid var(--warning);
      }

      .danger-bg {
        background-color: #fef2f2;
        border-left: 4px solid var(--danger);
      }

      .pulse {
        animation: pulse 2s infinite;
      }

      @keyframes pulse {
        0% {
          transform: scale(1);
        }
        50% {
          transform: scale(1.05);
        }
        100% {
          transform: scale(1);
        }
      }

      .floating-btn {
        animation: float 6s ease-in-out infinite;
      }

      @keyframes float {
        0% {
          transform: translateY(0px);
        }
        50% {
          transform: translateY(-10px);
        }
        100% {
          transform: translateY(0px);
        }
      }