* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: 'Nunito', sans-serif;
    }

    body {
      background: var(--primary-bg);
      color: var(--text-color);
      line-height: 1.6;
      will-change: color, background;
      transition: background-color 0.4s ease, color 0.4s ease;
    }

    .header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: nowrap;
      padding: 1rem;
      background: var(--secondary-card-bg);
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
      position: relative;
    }

    .logo-box {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: nowrap;
      position: relative;
    }

    .logo-text {
      padding-left: 1rem;
      font-size: 2rem;
      font-weight: 800;
      color: var(--accent);
    }

    .theme-toggle {
      background: var(--btn-bg);
      color: var(--btn-text);
      border: none;
      padding: 0.6rem 1rem;
      border-radius: var(--radius);
      cursor: pointer;
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-weight: 600;
      font-size: var(--btn-font-size);
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
      transition: all 0.3s ease;
    }

    .theme-toggle:hover {
      background: var(--btn-hover);
      transform: scale(1.02);
    }

    .stats-grid {
      display: grid;
      gap: 1.5rem;
    }

    @media (max-width: 600px) {
      .stats-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (min-width: 601px) and (max-width: 1024px) {
      .stats-grid {
        grid-template-rows: repeat(2, 1fr);
      }

      .stat-traffic {
        grid-column: span 2;
      }
    }

    @media (min-width: 1025px) {
      .stats-grid {
        grid-template-columns: repeat(3, 1fr);
      }
    }

    .stat-card {
      background: var(--card-bg);
      padding: 1.5rem;
      border-radius: var(--radius);
      display: flex;
      align-items: center;
      gap: 1rem;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s;
    }

    .stat-card:hover {
      transform: translateY(-5px);
    }

    .stat-icon {
      font-size: 1.8rem;
      color: var(--accent);
    }

    .stat-content {
      flex: 1;
    }

    .stat-label {
      font-size: 0.9rem;
      opacity: 0.8;
    }

    .stat-value {
      font-size: 1.4rem;
      font-weight: 600;
    }

    .guide-section {
      background: var(--card-bg);
      padding: 2rem;
      border-radius: var(--radius);
      margin-top: 2rem;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    }

    .guide-title {
      font-size: 1.6rem;
      margin-bottom: 1.5rem;
      color: var(--accent);
    }

    .platform-tabs {
      margin-top: 1rem;
    }

    .tab-buttons {
      display: flex;
      gap: 1rem;
      overflow-x: auto;
      padding-bottom: 4px;
    }

    .tab-btn {
      background: none;
      border: none;
      color: var(--text-color);
      padding: 1rem;
      cursor: pointer;
      position: relative;
      white-space: nowrap;
      font-size: 1rem;
      flex-shrink: 0;
    }

    .tab-btn:hover {
      color: var(--accent);
    }

    .tab-btn.active {
      color: var(--accent);
      font-weight: 600;
    }

    .tab-btn.active::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--accent);
      border-radius: 2px;
    }

    .tab-content {
      display: none;
      padding: 1.5rem 0;
    }

    .tab-content.active {
      display: block;
    }

    .steps-grid {
      display: grid;
      gap: 2rem;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .step-card {
      display: inline-flex;
      flex-direction: column;
      background: var(--secondary-card-bg);
      padding: 1.5rem;
      border-radius: var(--radius);
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    }

    .step-number {
      width: 32px;
      height: 32px;
      background: var(--accent);
      color: var(--primary-bg);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 1rem;
      font-weight: bold;
    }

    .step-title {
      font-size: 1.2rem;
      margin-bottom: 0.5rem;
      color: var(--accent);
    }

    .step-description {
      font-size: 0.95rem;
      opacity: 0.8;
      line-height: 1.5;
      margin-bottom: 1rem;
    }

    .download-btn,
    .import-btn {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: var(--btn-bg);
      color: var(--btn-text);
      text-decoration: none;
      padding: 0.8rem 1.2rem;
      border: none;
      border-radius: var(--radius);
      font-weight: 600;
      font-size: var(--btn-font-size);
      cursor: pointer;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
      transition: background 0.3s, transform 0.2s;
      text-align: center;
      line-height: 1.3;
      width: 100%;
      min-height: 52px;
      margin-top: auto;
    }

    .download-btn:hover,
    .import-btn:hover {
      background: var(--btn-hover);
      transform: scale(1.02);
    }

    .status {
      display: inline-block;
      padding: 3px 8px;
      border-radius: 5px;
      font-weight: bold;
      font-size: 1.2rem;
      line-height: 1.2;
      max-width: min-content;
    }

    .status.active {
      background-color: var(--alert-green-bg);
      color: var(--alert-green-text);
    }

    .status.limited {
      background-color: var(--alert-red-bg);
      color: var(--alert-red-text);
    }

    .status.expired {
      background-color: var(--alert-orange-bg);
      color: var(--alert-orange-text);
    }

    .status.disabled {
      background-color: var(--alert-gray-bg);
      color: var(--alert-gray-text);
    }

    .status.on-hold {
      background-color: var(--alert-blue-bg);
      color: var(--alert-blue-text);
    }

    @media (max-width: 768px) {
      .header {
        padding: 0.8rem 1rem;
      }

      .theme-toggle {
        font-size: 14px;
        padding: 0.4rem 0.8rem;
      }

      .steps-grid {
        grid-template-columns: 1fr;
      }

      .tab-buttons {
        justify-content: space-around;
      }
    }

    .mobile-only {
      display: none;
    }

    @media (max-width: 768px) {
      .desktop-only {
        display: none;
      }

      .mobile-only {
        display: block;
        text-align: center;
      }
    }

    .accordion-btn {
      width: 100%;
      padding: 10px;
      font-size: 16px;
      background: var(--secondary-card-bg);
      color: var(--text-color);
      border: none;
      cursor: pointer;
      text-align: left;
      border-radius: var(--radius);
    }

    .accordion-btn:hover {
      background: var(--accent);
      color: var(--btn-text);
    }

    .accordion-btn i {
      transition: transform 0.3s ease;
    }

    .accordion-btn.active i {
      transform: rotate(180deg);
    }

    .accordion-content {
      display: none;
      background: var(--secondary-card-bg);
      padding: 10px;
      border-radius: var(--radius);
      margin-top: 10px;
      transition: max-height 0.3s ease-out;
    }

    .accordion-item {
      width: 100%;
      background: none;
      border: none;
      color: var(--text-color);
      font-size: 16px;
      padding: 10px;
      text-align: left;
      cursor: pointer;
      display: block;
    }

    .accordion-item:hover {
      background: var(--accent);
      color: var(--btn-text);
      border-radius: var(--radius);
    }

    .footer-userid {
      display: flex;
      flex-direction: column;
      color: var(--text-color);
      opacity: 0.6;
      font-size: 14px;
      padding: 30px;
      align-items: center;
      justify-content: center;
      align-items: center
    }

    #toast {
      position: fixed;
      top: 20px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--alert-blue-bg);
      color: var(--alert-blue-text);
      padding: 10px 20px;
      border-radius: var(--radius);
      backdrop-filter: blur(6px);
      box-shadow: 0 4px 12px rgba(0,0,0,0.4);
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.5s ease;
      z-index: 1000;
    }
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Nunito', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: var(--primary-bg);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    filter: brightness(60%);
    z-index: -2;
}

.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: var(--card-bg);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: 0 4px 20px rgba(0,0,0,0.25);
    gap: 1rem;
    max-width: 350px;
    width: 90%;
}

.profile-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--secondary-card-bg);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.content {
    width: 100%;
}

.nickname {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent);
}

.realname {
    font-size: 1rem;
    color: var(--text-muted);
    margin-top: 0.2rem;
}

.description {
    margin-top: 0.8rem;
    font-size: 0.95rem;
    color: var(--text-color);
    opacity: 0.85;
}

.links {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.links a {
    text-decoration: none;
    background: var(--btn-bg);
    color: var(--btn-text);
    padding: 0.7rem 1rem;
    border-radius: var(--radius);
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.links a:hover {
    background: var(--btn-hover);
    transform: scale(1.03);
}

@media (orientation: landscape) {
    .profile-image {
        width: 280px;
        height: auto;
        border-radius: var(--radius);
    }

    .content {
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .profile-image {
        width: 150px;
        height: 150px;
    }

    .nickname {
        font-size: 1.6rem;
    }

    .container {
        padding: 1.5rem;
    }
}

.landing-container {
    display: flex;
    gap: 2rem;
    max-width: 900px;
    margin: 3rem auto;
    padding: 2rem;
    border-radius: var(--radius);
    background: var(--card-bg);
    box-shadow: 0 8px 20px rgba(0,0,0,0.25);
}

.left-block, .right-block {
    flex: 1;
}

.left-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
}

.skills {
    margin-top: 1rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skill {
    position: relative;
    background: var(--secondary-card-bg);
    height: 12px;
    border-radius: var(--radius);
}

.skill-bar {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: var(--accent);
    border-radius: var(--radius);
}

.right-block {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tab-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    justify-content: space-around;
}

.tab-btn {
    background: none;
    border: none;
    padding: 0.7rem 1rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: var(--radius);
    color: var(--text-color);
    transition: all 0.3s ease;
}

.tab-btn.active {
    background: var(--accent-light);
    color: var(--btn-text);
}

.tab-content {
    display: none;
    flex-direction: column;
    gap: 0.6rem;
}

.tab-content.active {
    display: flex;
}

.tab-content a {
    text-decoration: none;
    background: var(--btn-bg);
    color: var(--btn-text);
    padding: 0.6rem 1rem;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tab-content a:hover {
    background: var(--btn-hover);
    transform: scale(1.02);
}

@media (max-width: 768px) {
    .landing-container {
        flex-direction: column;
    }

    .left-block, .right-block {
        width: 100%;
    }

    .tab-buttons {
        justify-content: space-between;
    }
}
body {
            perspective: 1500px;
            overflow-x: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            padding: 20px;
        }

        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .background-grid {
            position: fixed;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            z-index: -1;
            background-image: linear-gradient(rgba(124, 77, 255, 0.05) 1px, transparent 1px),
                linear-gradient(90deg, rgba(124, 77, 255, 0.05) 1px, transparent 1px);
            background-size: 50px 50px;
            animation: gridPan 120s linear infinite;
        }

        @keyframes gridPan {
            to {
                transform: translateY(100px);
            }
        }

        .container {
            background: rgba(255, 255, 255, 0.03) !important;
            backdrop-filter: blur(25px);
            -webkit-backdrop-filter: blur(25px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: 0 20px 40px -5px rgba(0, 0, 0, 0.4);
            transition: all 0.3s ease;
            will-change: transform;
            animation: fadeUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
            display: flex;
            width: 100%;
            max-width: 380px;
            grid-template-columns: 1fr;
            grid-template-areas:
                "visual"
                "bio"
                "links";
        }

        [data-theme="light"] .container {
            background: rgba(255, 255, 255, 0.9) !important;
            border: 1px solid rgba(255, 255, 255, 0.6);
            box-shadow: 0 20px 40px -5px rgba(0, 0, 0, 0.15);
        }

        .section-visual {
            grid-area: visual;
            position: relative;
            padding: 2rem 0 1rem 0;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .profile-image {
            width: 150px;
            height: 150px;
            border-radius: 50%;
            object-fit: cover;
            border: 4px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        }

        [data-theme="light"] .profile-image {
            border-color: white;
        }

        .section-bio {
            grid-area: bio;
            padding: 0 2rem 1.5rem 2rem;
            text-align: center;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .section-links {
            grid-area: links;
            padding: 0 2rem 2rem 2rem;
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }

        @media (min-width: 700px) {
            .container {
                display: grid;
                max-width: 800px;
                grid-template-columns: 320px 1fr;
                grid-template-areas:
                    "visual links"
                    "bio links";
                padding: 0;
            }

            .profile-image {
                width: 100%;
                height: 100%;
                border-radius: 0;
                border: none;
            }

            .section-visual {
                padding: 0;
                height: 100%;
                border-right: 1px solid rgba(255, 255, 255, 0.05);
            }

            .section-bio {
                padding: 1rem 1rem 2rem 1.5rem;
                text-align: left;
                align-items: flex-start;
            }

            .section-links {
                padding: 1rem 3rem 3rem 1rem;
            }

            .tech-stack {
                justify-content: flex-start !important;
            }
        }

        @media (min-width: 1000px) {
            .container {
                max-width: 1100px;
                grid-template-columns: 300px 300px 1fr;
                grid-template-areas: "visual bio links";
                align-items: stretch;
                text-align: left;
                gap: 2rem;
                padding: 0;
            }

            .profile-image {
                width: 100%;
                height: 100%;
                border-radius: 0;
                border: none;
            }

            .section-bio {
                border-right: 1px solid rgba(255, 255, 255, 0.05);
                padding: 3rem 1rem;
                justify-content: center;
            }

            .section-links {
                padding: 2rem 1rem;
                margin-right: 2rem;
                justify-content: top;
                background: rgba(0, 0, 0, 0.02);
            }

            [data-theme="light"] .section-links {
                background: rgba(0, 0, 0, 0.02);
            }
        }

        .nickname {
            font-size: 2.2rem;
            line-height: 1.1;
            margin-bottom: 5px;
            color: var(--accent);
        }

        .description p {
            margin-bottom: 0.5rem;
        }

        .tech-stack {
            display: flex;
            gap: 15px;
            justify-content: center;
            margin-top: 20px;
            color: var(--text-muted);
            font-size: 1.6rem;
        }

        .tech-stack i:hover {
            color: var(--accent);
            transform: scale(1.1);
        }

        .section-tabs {
            display: flex;
            flex-direction: column;
            gap: 15px;
            width: 100%;
        }

        .tab-header {
            display: flex;
            justify-content: space-around;
            gap: 10px;
            border-bottom: 2px solid rgba(var(--text-color-rgb), 0.1);
        }

        .tab-button {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 0.5rem 1rem;
            border: none;
            background: none;
            color: var(--text-muted);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            flex-direction: column;
            border-radius: 8px 8px 0 0;
            border-bottom: 3px solid transparent;
            transition: all 0.3s ease;
        }

        .tab-button:hover {
            color: var(--accent);
        }

        .tab-button.active {
            color: var(--accent);
            border-bottom: 3px solid var(--accent);
            background: rgba(var(--accent-rgb), 0.05);
        }

        .links-wrapper a {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 0.8rem 1.2rem;
            background: var(--btn-bg);
            color: var(--btn-text);
            border-radius: 12px;
            text-decoration: none;
            font-weight: 600;
            transition: 0.3s;
            position: relative;
            overflow: hidden;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
        }

        .links-wrapper {
            display: none;
        }

        .links-wrapper.active {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }

        .links-wrapper a:hover {
            transform: translateX(5px);
            box-shadow: 0 6px 15px rgba(var(--accent-rgb), 0.3);
        }

        .save-contact-btn {
            background: transparent !important;
            border: 2px solid var(--accent) !important;
            color: var(--accent) !important;
        }

        .save-contact-btn:hover {
            background: var(--accent) !important;
            color: white !important;
        }

        .controls {
            position: absolute;
            top: 20px;
            right: 20px;
            display: flex;
            gap: 10px;
            z-index: 10;
        }

        @media (min-width: 1000px) {
            .controls {
                top: 20px;
                right: 20px;
            }
        }

        .icon-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: none;
            background: rgba(128, 128, 128, 0.15);
            color: var(--text-color);
            cursor: pointer;
            transition: 0.3s;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .icon-btn:hover {
            background: var(--accent);
            color: white;
        }

        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            backdrop-filter: blur(5px);
            z-index: 999;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            pointer-events: none;
            transition: 0.3s;
        }

        .modal-overlay.active {
            opacity: 1;
            pointer-events: all;
        }

        .modal-content {
            background: var(--card-bg);
            padding: 2rem;
            border-radius: 20px;
            text-align: center;
        }