:root {
            --bg-main: #0f172a;
            --bg-card: #1e293b;
            --accent-blue: #3b82f6;
            --accent-cyan: #06b6d4;
            --accent-green: #10b981;
            --accent-amber: #f59e0b;
            --accent-red: #ef4444;
            --text-main: #f8fafc;
            --text-muted: #94a3b8;
            --border-color: #334155;
        }

        * { box-sizing: border-box; margin: 0; padding: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
        body {
            background: #0b1120 url('../bg-cyber.jpg') no-repeat center center fixed;
            background-size: cover;
            color: var(--text-main);
            padding: 24px;
            min-height: 100vh;
        }
        .container { max-width: 1200px; margin: 0 auto; }

        .header { display: flex; justify-content: space-between; align-items: center; padding-bottom: 20px; border-bottom: 1px solid rgba(255,255,255,0.08); margin-bottom: 24px; flex-wrap: wrap; gap: 16px; }
        .title-group h1 { font-size: 24px; font-weight: 700; display: flex; align-items: center; gap: 10px; text-shadow: 0 2px 10px rgba(0,0,0,0.5); }
        .title-group p { color: var(--text-muted); font-size: 14px; margin-top: 4px; }

        .btn-group { display: flex; gap: 10px; }
        .btn { background: var(--accent-blue); color: #fff; border: none; padding: 10px 18px; border-radius: 10px; font-weight: 600; font-size: 14px; cursor: pointer; transition: 0.2s; display: inline-flex; align-items: center; gap: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.3); }
        .btn:hover { background: #2563eb; transform: translateY(-1px); }
        .btn-secondary { background: rgba(30, 41, 59, 0.85); border: 1px solid rgba(255,255,255,0.1); backdrop-filter: blur(8px); }
        .btn-secondary:hover { background: rgba(51, 65, 85, 0.9); }

        /* Cloud status banner */
        .cloud-banner { background: rgba(15, 23, 42, 0.75); border: 1px solid rgba(255,255,255,0.08); border-radius: 12px; padding: 12px 18px; margin-bottom: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 8px 32px rgba(0,0,0,0.3); }
        .status-tag { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; }
        .dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
        .dot-green { background: var(--accent-green); box-shadow: 0 0 10px var(--accent-green); }
        .dot-red { background: var(--accent-red); box-shadow: 0 0 10px var(--accent-red); }

        .grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 20px; margin-bottom: 24px; }
        .card { background: rgba(15, 23, 42, 0.75); border: 1px solid rgba(255, 255, 255, 0.08); border-radius: 16px; padding: 20px; box-shadow: 0 8px 32px rgba(0,0,0,0.37); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
        .card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
        .card-title { font-size: 15px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; }
        .main-stat { font-size: 38px; font-weight: 800; color: #fff; display: flex; align-items: baseline; gap: 6px; text-shadow: 0 2px 8px rgba(0,0,0,0.4); }
        .unit { font-size: 18px; font-weight: 500; color: var(--text-muted); }

        .cycle-box { background: linear-gradient(135deg, rgba(15, 23, 42, 0.85), rgba(30, 41, 59, 0.75)); border: 1px solid rgba(255,255,255,0.08); border-radius: 16px; padding: 20px; margin-bottom: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 8px 32px rgba(0,0,0,0.37); }
        .timer-val { font-size: 36px; font-family: monospace; font-weight: 700; color: var(--accent-cyan); background: rgba(6, 182, 212, 0.12); padding: 6px 16px; border-radius: 12px; border: 1px solid rgba(6, 182, 212, 0.3); text-shadow: 0 0 12px rgba(6, 182, 212, 0.4); }

        .chart-card { background: rgba(15, 23, 42, 0.75); border: 1px solid rgba(255, 255, 255, 0.08); border-radius: 16px; padding: 20px; margin-bottom: 24px; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 8px 32px rgba(0,0,0,0.37); }
        .chart-container { position: relative; height: 260px; width: 100%; }

        /* Modal */
        .modal { display: none; position: fixed; z-index: 1000; left: 0; top: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.7); backdrop-filter: blur(4px); justify-content: center; align-items: center; }
        .modal-content { background: var(--bg-card); border: 1px solid var(--border-color); padding: 28px; border-radius: 18px; width: 100%; max-width: 520px; box-shadow: 0 10px 40px rgba(0,0,0,0.5); }
        .modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
        .form-group { margin-bottom: 16px; }
        .form-group label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 6px; font-weight: 500; }
        .form-group input, .form-group select { width: 100%; background: #0f172a; border: 1px solid var(--border-color); color: #fff; padding: 10px 12px; border-radius: 8px; font-size: 14px; }
        .form-group input:focus { outline: none; border-color: var(--accent-blue); }

        /* Custom Modern Dark/Cyber Scrollbar Styles */
        * {
            scrollbar-width: thin;
            scrollbar-color: rgba(56, 189, 248, 0.4) rgba(15, 23, 42, 0.6);
        }

        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }

        ::-webkit-scrollbar-track {
            background: rgba(15, 23, 42, 0.6);
            border-radius: 8px;
        }

        ::-webkit-scrollbar-thumb {
            background: linear-gradient(180deg, rgba(56, 189, 248, 0.45), rgba(6, 182, 212, 0.35));
            border-radius: 8px;
            border: 1px solid rgba(56, 189, 248, 0.25);
            transition: all 0.2s ease;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: linear-gradient(180deg, #38bdf8, #06b6d4);
            border-color: rgba(56, 189, 248, 0.6);
            box-shadow: 0 0 10px rgba(56, 189, 248, 0.5);
        }

        ::-webkit-scrollbar-thumb:active {
            background: #38bdf8;
            box-shadow: 0 0 14px rgba(56, 189, 248, 0.8);
        }

        ::-webkit-scrollbar-corner {
            background: transparent;
        }

        /* Dedicated Archive / Report Modal Scrollbar & Table Polish */
        .archive-scroll-container {
            padding: 0 16px 14px 16px;
            overflow-y: auto;
            overflow-x: auto;
            flex: 1;
            -webkit-overflow-scrolling: touch;
            scroll-behavior: smooth;
        }

        .archive-scroll-container::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }

        .archive-scroll-container::-webkit-scrollbar-track {
            background: rgba(11, 17, 32, 0.85);
            border-radius: 8px;
            margin: 4px;
        }

        .archive-scroll-container::-webkit-scrollbar-thumb {
            background: linear-gradient(180deg, #38bdf8, #0ea5e9);
            border-radius: 8px;
            box-shadow: 0 0 10px rgba(56, 189, 248, 0.4);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .archive-scroll-container::-webkit-scrollbar-thumb:hover {
            background: linear-gradient(180deg, #60a5fa, #38bdf8);
            box-shadow: 0 0 16px rgba(56, 189, 248, 0.7);
        }

        #archive-table {
            border-collapse: separate;
            border-spacing: 0;
            width: 100%;
            min-width: 720px;
        }

        #archive-table thead th {
            position: sticky;
            top: 0;
            z-index: 20;
            background: #0f172a;
            border-bottom: 2px solid rgba(56, 189, 248, 0.4);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.7);
            padding: 13px 12px;
        }

        #archive-table td {
            border-bottom: 1px solid rgba(51, 65, 85, 0.5);
            padding: 11px 12px;
        }

        #archive-body tr {
            transition: background 0.15s ease;
        }

        #archive-body tr:hover {
            background: rgba(56, 189, 248, 0.12) !important;
        }

        #cycles-body tr {
            transition: background 0.15s ease;
        }

        #cycles-body tr:hover {
            background: rgba(56, 189, 248, 0.08) !important;
        }

        table { width: 100%; border-collapse: collapse; text-align: left; font-size: 13.5px; }
        th { background: #0f172a; color: var(--text-muted); padding: 12px 14px; font-weight: 600; border-bottom: 1px solid var(--border-color); }
        td { padding: 12px 14px; border-bottom: 1px solid rgba(51, 65, 85, 0.5); color: #e2e8f0; }

        .btn-archive {
            background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(51, 65, 85, 0.9));
            color: #38bdf8;
            border: 1px solid rgba(56, 189, 248, 0.35);
            padding: 10px 20px;
            border-radius: 10px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.2s ease;
            font-size: 13.5px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            white-space: nowrap;
            gap: 6px;
            box-shadow: 0 4px 14px rgba(0,0,0,0.25);
        }
        .btn-archive:hover {
            background: rgba(56, 189, 248, 0.18);
            border-color: #38bdf8;
            transform: translateY(-1px);
        }
        .filter-btn {
            background: #0f172a;
            color: #94a3b8;
            border: 1px solid rgba(255,255,255,0.12);
            padding: 6px 14px;
            border-radius: 8px;
            font-size: 12.5px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
        }
        .filter-btn.active, .filter-btn:hover {
            background: #3b82f6;
            color: #fff;
            border-color: #3b82f6;
        }

        /* Mobile Menu Drawer */
        .mobile-menu-btn {
            display: none;
            background: rgba(30, 41, 59, 0.9);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #f8fafc;
            padding: 8px 14px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 700;
            cursor: pointer;
            align-items: center;
            gap: 6px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.3);
            transition: all 0.2s;
        }
        .mobile-menu-btn:hover, .mobile-menu-btn:active {
            background: rgba(51, 65, 85, 0.95);
            border-color: var(--accent-blue);
        }

        .drawer-backdrop {
            display: none;
            position: fixed;
            z-index: 3000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background: rgba(15, 23, 42, 0.75);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }
        .drawer-content {
            position: fixed;
            z-index: 3001;
            top: 0;
            right: -320px;
            width: 300px;
            max-width: 85vw;
            height: 100%;
            background: #1e293b;
            border-left: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: -10px 0 30px rgba(0, 0, 0, 0.6);
            display: flex;
            flex-direction: column;
            transition: right 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            overflow-y: auto;
        }
        .drawer-content.open {
            right: 0;
        }
        .drawer-header {
            padding: 16px 20px;
            background: rgba(15, 23, 42, 0.85);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .drawer-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 13px 20px;
            color: #e2e8f0;
            text-decoration: none;
            font-size: 14px;
            font-weight: 600;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            cursor: pointer;
            transition: background 0.15s;
            background: transparent;
            border-left: none;
            border-right: none;
            border-top: none;
            width: 100%;
            text-align: left;
        }
        .drawer-item:hover, .drawer-item:active {
            background: rgba(56, 189, 248, 0.1);
            color: #38bdf8;
        }
        .drawer-section-title {
            padding: 14px 20px 6px 20px;
            font-size: 11px;
            font-weight: 700;
            color: #94a3b8;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        /* Mobile & Tablet Responsiveness */
        @media (max-width: 768px) {
            body { padding: 10px; }
            .header {
                display: flex !important;
                flex-direction: row !important;
                flex-wrap: nowrap !important;
                justify-content: space-between !important;
                align-items: center !important;
                gap: 8px !important;
                padding-bottom: 12px !important;
                margin-bottom: 14px !important;
            }
            .title-group {
                flex: 1 1 auto !important;
                min-width: 0 !important;
            }
            .title-group h1 {
                font-size: 16px !important;
                white-space: nowrap !important;
                overflow: hidden !important;
                text-overflow: ellipsis !important;
                margin: 0 !important;
            }
            .title-group p { display: none !important; }
            .desktop-btn-group { display: none !important; }
            .mobile-menu-btn {
                display: inline-flex !important;
                flex-shrink: 0 !important;
                padding: 7px 12px !important;
                font-size: 13px !important;
            }
            .grid-3 { grid-template-columns: 1fr; gap: 12px; margin-bottom: 14px; }
            .main-stat { font-size: 30px; }
            .cycle-box { flex-direction: column; align-items: flex-start; padding: 14px; gap: 10px; }
            .timer-val { font-size: 26px; width: 100%; text-align: center; }
            .chart-container { height: 190px; }
            .card { padding: 14px; border-radius: 14px; margin-bottom: 14px; }
            .modal-content { padding: 18px; width: 95%; }
            #archive-modal > div { width: 96% !important; max-height: 94vh !important; }
            table { font-size: 12px; }
            th, td { padding: 8px 10px; white-space: nowrap; }
            .btn-archive { width: auto; justify-content: center; font-size: 13px; padding: 10px 16px; }
        }

        @media (max-width: 480px) {
            body { padding: 6px; }
            .header { gap: 6px !important; }
            .title-group h1 { font-size: 14.5px !important; }
            .mobile-menu-btn { padding: 6px 10px !important; font-size: 12.5px !important; }
            .main-stat { font-size: 26px; }
            .timer-val { font-size: 22px; }
            .card { padding: 12px; border-radius: 12px; }
        }

        /* Professional Clean Print Stylesheet */
        @media print {
            .drawer-backdrop,
            .drawer-content,
            .mobile-menu-btn,
            .desktop-btn-group,
            .btn-group,
            .btn-archive,
            .modal,
            #archive-modal,
            #settings-modal,
            audio {
                display: none !important;
                visibility: hidden !important;
            }

            body {
                background: #ffffff !important;
                color: #0f172a !important;
                padding: 0 !important;
                margin: 0 !important;
                font-size: 11pt !important;
            }
            .container {
                max-width: 100% !important;
                width: 100% !important;
                margin: 0 !important;
                padding: 0 !important;
            }

            .header {
                border-bottom: 2px solid #0f172a !important;
                padding-bottom: 8px !important;
                margin-bottom: 14px !important;
            }
            .title-group h1 {
                font-size: 18pt !important;
                color: #0f172a !important;
                text-shadow: none !important;
            }
            .title-group p {
                display: block !important;
                color: #475569 !important;
                font-size: 10pt !important;
            }

            .cloud-banner,
            .card,
            .cycle-box,
            .chart-card,
            #channel-quota-card {
                background: #ffffff !important;
                border: 1px solid #cbd5e1 !important;
                box-shadow: none !important;
                border-radius: 8px !important;
                padding: 10px 12px !important;
                margin-bottom: 12px !important;
                backdrop-filter: none !important;
                -webkit-backdrop-filter: none !important;
                color: #0f172a !important;
                page-break-inside: avoid;
            }

            .card-title {
                color: #475569 !important;
                font-size: 10pt !important;
            }
            .main-stat {
                color: #0f172a !important;
                text-shadow: none !important;
                font-size: 20pt !important;
            }
            .unit {
                color: #64748b !important;
            }
            .timer-val {
                color: #0284c7 !important;
                background: #f0f9ff !important;
                border-color: #bae6fd !important;
                text-shadow: none !important;
            }

            .grid-3 {
                display: grid !important;
                grid-template-columns: 1fr 1fr 1fr !important;
                gap: 10px !important;
            }

            table {
                width: 100% !important;
                font-size: 9pt !important;
                border-collapse: collapse !important;
            }
            th {
                background: #f1f5f9 !important;
                color: #0f172a !important;
                border: 1px solid #cbd5e1 !important;
                padding: 6px 8px !important;
            }
            td {
                border: 1px solid #e2e8f0 !important;
                color: #1e293b !important;
                padding: 6px 8px !important;
            }
            tr {
                page-break-inside: avoid;
            }
        }

        /* About & FAQ Modal Styles */
        .about-modal-box {
            background: #1e293b;
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 18px;
            width: 100%;
            max-width: 880px;
            max-height: 92vh;
            display: flex;
            flex-direction: column;
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.65);
            overflow: hidden;
        }
        .about-header {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            background: rgba(15, 23, 42, 0.95);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
        }
        .about-header-left {
            display: flex;
            align-items: center;
            gap: 12px;
            min-width: 0;
        }
        .about-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, #0284c7, #06b6d4);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            box-shadow: 0 0 15px rgba(6, 182, 212, 0.4);
            flex-shrink: 0;
        }
        .about-title-row {
            font-weight: 800;
            font-size: 16px;
            color: #f8fafc;
            letter-spacing: 0.3px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .about-pro-badge {
            font-size: 11px;
            font-weight: 700;
            background: rgba(56, 189, 248, 0.2);
            color: #38bdf8;
            padding: 2px 7px;
            border-radius: 6px;
            border: 1px solid rgba(56, 189, 248, 0.35);
            white-space: nowrap;
        }
        .about-subtitle {
            font-size: 12px;
            color: #94a3b8;
            margin-top: 2px;
            line-height: 1.3;
        }
        .about-close-btn {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #cbd5e1;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            font-size: 16px;
            font-weight: bold;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all 0.2s;
        }
        .about-close-btn:hover {
            background: rgba(239, 68, 68, 0.2);
            border-color: rgba(239, 68, 68, 0.4);
            color: #ef4444;
        }
        .about-tabs-bar {
            display: flex;
            gap: 4px;
            padding: 6px 14px 0 14px;
            background: rgba(15, 23, 42, 0.85);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .about-tab-btn {
            background: transparent;
            border: none;
            color: #94a3b8;
            padding: 9px 14px;
            font-size: 13px;
            font-weight: 700;
            cursor: pointer;
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
            flex: 1;
            justify-content: center;
            min-width: fit-content;
        }
        .about-tab-btn.active, .about-tab-btn:hover {
            color: #38bdf8;
            border-bottom-color: #38bdf8;
            background: rgba(56, 189, 248, 0.08);
            border-radius: 6px 6px 0 0;
        }
        .about-tab-body {
            padding: 18px 20px;
            overflow-y: auto;
            flex: 1;
            -webkit-overflow-scrolling: touch;
        }
        .about-footer {
            padding: 12px 20px;
            background: rgba(15, 23, 42, 0.85);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 12px;
            color: #64748b;
        }
        .tab-label-short { display: none; }
        .tab-label-full { display: inline; }

        @media (max-width: 600px) {
            #about-modal {
                padding: 6px !important;
                align-items: flex-end !important;
            }
            .about-modal-box {
                max-height: 94vh !important;
                border-radius: 16px 16px 10px 10px !important;
            }
            .about-header {
                padding: 10px 12px !important;
            }
            .about-icon {
                width: 32px !important;
                height: 32px !important;
                font-size: 16px !important;
                border-radius: 8px !important;
            }
            .about-title-row {
                font-size: 14px !important;
                gap: 5px !important;
            }
            .about-pro-badge {
                font-size: 10px !important;
                padding: 1px 5px !important;
            }
            .about-subtitle {
                display: none !important; /* Completely eliminate clutter on mobile */
            }
            .about-close-btn {
                width: 30px !important;
                height: 30px !important;
                font-size: 14px !important;
            }
            .about-tabs-bar {
                padding: 4px 6px 0 6px !important;
                gap: 2px !important;
                justify-content: space-between !important;
            }
            .about-tab-btn {
                padding: 8px 3px !important;
                font-size: 11.5px !important;
                gap: 3px !important;
                flex: 1 1 25% !important;
                min-width: 0 !important;
            }
            .tab-label-full { display: none !important; }
            .tab-label-short { display: inline !important; }
            .about-tab-body {
                padding: 12px 10px !important;
            }
            .about-footer {
                padding: 8px 12px !important;
                font-size: 11px !important;
            }
            .about-footer > div:first-child {
                display: none !important; /* Hide verbose copyright on narrow phones */
            }
            .about-footer {
                justify-content: space-between !important;
                width: 100% !important;
            }
        }
        .faq-item {
            background: rgba(15, 23, 42, 0.65);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 12px;
            padding: 14px 16px;
            margin-bottom: 12px;
            transition: border-color 0.2s;
        }
        .faq-item:hover {
            border-color: rgba(56, 189, 248, 0.35);
        }
        .faq-q {
            font-size: 14px;
            font-weight: 700;
            color: #f8fafc;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .faq-a {
            font-size: 13px;
            color: #cbd5e1;
            line-height: 1.55;
        }
        .changelog-card {
            background: rgba(15, 23, 42, 0.65);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-left: 4px solid #38bdf8;
            border-radius: 10px;
            padding: 14px 16px;
            margin-bottom: 14px;
        }
        .changelog-ver {
            font-size: 14.5px;
            font-weight: 800;
            color: #38bdf8;
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 8px;
        }
        .changelog-date {
            font-size: 12px;
            color: #94a3b8;
            font-weight: 500;
        }
        .changelog-point {
            font-size: 13px;
            color: #cbd5e1;
            line-height: 1.5;
            margin-bottom: 5px;
            padding-left: 14px;
            position: relative;
        }
        .changelog-point::before {
            content: "•";
            color: #38bdf8;
            position: absolute;
            left: 2px;
            font-weight: bold;
        }
        .spec-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 12px;
        }
        .spec-box {
            background: rgba(15, 23, 42, 0.65);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 10px;
            padding: 12px 14px;
        }
        .spec-label {
            font-size: 11px;
            color: #94a3b8;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }
        .spec-val {
            font-size: 13.5px;
            font-weight: 700;
            color: #f8fafc;
        }