:root {
            --sala-navy: #04102C;
            --sala-blue: #0066FF;
            --sala-cyan: #00D4FF;
            --sala-gold: #E5B84B;
        }

        body {
            font-family: 'Be Vietnam Pro', sans-serif;
            background-color: #F4F8FD;
            color: #1E293B;
            overflow-x: hidden;
        }

        .font-heading {
            font-family: 'Montserrat', sans-serif;
        }

        /* Gold metallic text */
        .text-gold-gradient {
            background: linear-gradient(135deg, #FFF3B0 0%, #E5B84B 48%, #B8860B 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        /* Glass Header Bar (Shared Header) */
        .glass-navbar {
            background: linear-gradient(90deg, rgba(16, 52, 122, 0.88) 0%, rgba(32, 86, 182, 0.84) 50%, rgba(16, 52, 122, 0.88) 100%);
            backdrop-filter: blur(16px);
            border: 1px solid rgba(125, 198, 255, 0.42);
            box-shadow: 0 10px 30px rgba(1, 12, 38, 0.55), inset 0 1px 1px rgba(255, 255, 255, 0.28);
        }

        /* ==================== STYLES TRANG CHỦ (HOME PAGE) ==================== */
        .home-hero-bg {
            background:
                radial-gradient(circle at 72% 42%, rgba(0, 174, 255, 0.34) 0%, transparent 45%),
                radial-gradient(circle at 22% 30%, rgba(0, 102, 255, 0.28) 0%, transparent 50%),
                linear-gradient(180deg, #02081A 0%, #05163B 48%, #072258 88%, #03102B 100%);
            position: relative;
        }

        /* 6 Dự án nổi bật 1 hàng ngang */
        .top-6-strip-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            width: 100%;
            overflow-x: auto;
            padding: 10px 4px;
            scroll-snap-type: x mandatory;
            scrollbar-width: none;
        }
        .top-6-strip-wrap::-webkit-scrollbar {
            display: none;
        }

        .top-mini-card {
            width: 104px;
            height: 128px;
            flex-shrink: 0;
            scroll-snap-align: center;
            border-radius: 14px;
            background: linear-gradient(180deg, #FFFFFF 0%, #EBF3FF 55%, #D6E8FF 100%);
            border: 1.5px solid rgba(255, 255, 255, 0.85);
            box-shadow: 0 8px 20px rgba(2, 12, 38, 0.45);
            position: relative;
            overflow: hidden;
            cursor: pointer;
            transition: all 0.38s cubic-bezier(0.16, 1, 0.3, 1);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: space-between;
            padding-top: 10px;
            text-align: center;
        }
        .top-mini-card:hover {
            transform: translateY(-4px);
            border-color: #7DD3FC;
        }

        .top-mini-card-active {
            width: 288px;
            height: 146px;
            flex-shrink: 0;
            scroll-snap-align: center;
            border-radius: 16px;
            border: 2px solid #8BE0FF;
            box-shadow: 0 0 25px rgba(0, 212, 255, 0.55), 0 14px 32px rgba(2, 10, 32, 0.7);
            position: relative;
            overflow: hidden;
            cursor: pointer;
            transition: all 0.38s cubic-bezier(0.16, 1, 0.3, 1);
        }

        .mini-skyline-mask {
            width: 100%;
            height: 46px;
            object-fit: cover;
            -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 45%);
            mask-image: linear-gradient(to bottom, transparent 0%, black 45%);
        }

        /* 3D Hologram Fin Bars behind Hero Building */
        .hologram-fin {
            background: linear-gradient(180deg, rgba(56, 189, 248, 0.42) 0%, rgba(14, 116, 144, 0.12) 70%, transparent 100%);
            border: 1.5px solid rgba(125, 211, 252, 0.65);
            box-shadow: 0 0 22px rgba(56, 189, 248, 0.4), inset 0 0 14px rgba(125, 211, 252, 0.3);
            clip-path: polygon(0 12%, 100% 0, 100% 100%, 0 100%);
        }

        /* Project Grid Cards */
        .project-card {
            background: #FFFFFF;
            border-radius: 18px;
            border: 1px solid #E2E8F0;
            box-shadow: 0 10px 28px rgba(15, 38, 84, 0.06);
            transition: all 0.35s ease;
            overflow: hidden;
        }
        .project-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 18px 38px rgba(0, 102, 255, 0.14);
            border-color: #93C5FD;
        }

        /* Isometric Value 3D Blocks */
        .iso-diamond-card {
            border-radius: 20px;
            transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
            cursor: pointer;
            position: relative;
        }
        .iso-diamond-blue {
            background: linear-gradient(145deg, #E0F2FE 0%, #BAE6FD 45%, #38BDF8 100%);
            border: 2px solid #FFFFFF;
            box-shadow: 0 14px 28px rgba(2, 132, 199, 0.25), inset 0 2px 4px rgba(255,255,255,0.9);
        }
        .iso-diamond-gold {
            background: linear-gradient(145deg, #FEF3C7 0%, #FDE68A 45%, #F59E0B 100%);
            border: 2px solid #FFFFFF;
            box-shadow: 0 14px 28px rgba(217, 119, 6, 0.3), inset 0 2px 4px rgba(255,255,255,0.9);
        }
        .iso-diamond-card.active-iso, .iso-diamond-card:hover {
            transform: translateY(-6px) scale(1.04);
        }

        /* Strategic Partners Cards */
        .partner-box {
            background: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            box-shadow: 0 6px 18px rgba(15, 23, 42, 0.04);
            transition: all 0.3s ease;
        }
        .partner-box-featured {
            background: #FFFFFF;
            border: 2px solid #60A5FA;
            border-radius: 16px;
            box-shadow: 0 12px 28px rgba(37, 99, 235, 0.16);
            transform: scale(1.06);
        }

        /* CTA Banner */
        .cta-banner-bg {
            background:
                radial-gradient(circle at 80% 30%, rgba(56, 189, 248, 0.28) 0%, transparent 50%),
                linear-gradient(95deg, #041232 0%, #0A2766 55%, #061844 100%);
            border: 1.5px solid rgba(96, 165, 250, 0.45);
            box-shadow: 0 20px 45px rgba(3, 12, 38, 0.35);
        }

        /* ==================== STYLES TRANG GIỚI THIỆU (ABOUT US PAGE) ==================== */
        .about-hero-bg {
            background:
                radial-gradient(circle at 20% 22%, rgba(0, 110, 255, 0.36) 0%, transparent 48%),
                radial-gradient(circle at 80% 35%, rgba(0, 195, 255, 0.24) 0%, transparent 52%),
                linear-gradient(180deg, #030B22 0%, #071C4E 48%, #0A2768 100%);
            position: relative;
        }

        .founder-message-card {
            background: linear-gradient(160deg, rgba(13, 47, 118, 0.72) 0%, rgba(7, 27, 74, 0.86) 100%);
            backdrop-filter: blur(14px);
            border: 1px solid rgba(86, 176, 255, 0.35);
            box-shadow: 0 16px 40px rgba(2, 10, 32, 0.55), inset 0 1px 1px rgba(255, 255, 255, 0.2);
            border-radius: 18px;
            position: relative;
        }
        .founder-message-card::before {
            content: '';
            position: absolute;
            top: -1px;
            left: 24px;
            right: 24px;
            height: 2px;
            background: linear-gradient(90deg, transparent, #38BDF8, transparent);
        }

        .founder-bullet-dot {
            width: 16px;
            height: 16px;
            border-radius: 9999px;
            background: radial-gradient(circle, #38BDF8 0%, #0284C7 70%);
            box-shadow: 0 0 10px rgba(56, 189, 248, 0.85);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 3px;
        }

        .founder-portrait-outer {
            position: relative;
            padding: 2px;
            border-radius: 22px;
            background: linear-gradient(145deg, #60A5FA 0%, rgba(56, 189, 248, 0.25) 50%, #38BDF8 100%);
            clip-path: polygon(16% 0%, 100% 0%, 100% 100%, 0% 100%, 0% 13%);
            box-shadow: 0 22px 50px rgba(2, 12, 38, 0.75);
        }

        .founder-portrait-inner {
            background:
                radial-gradient(circle at 50% 28%, rgba(56, 189, 248, 0.28) 0%, transparent 60%),
                linear-gradient(180deg, #103783 0%, #081F54 65%, #051336 100%);
            border-radius: 20px;
            clip-path: polygon(16% 0%, 100% 0%, 100% 100%, 0% 100%, 0% 13%);
            position: relative;
            overflow: hidden;
        }

        .architectural-bars {
            background-image:
                linear-gradient(to right, rgba(125, 211, 252, 0.12) 1px, transparent 1px),
                linear-gradient(to bottom, rgba(125, 211, 252, 0.08) 1px, transparent 1px);
            background-size: 36px 36px;
        }

        .founder-nameplate {
            background: linear-gradient(90deg, rgba(8, 31, 78, 0.88) 0%, rgba(18, 62, 138, 0.72) 65%, rgba(12, 42, 102, 0.45) 100%);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(125, 211, 252, 0.45);
            box-shadow: 0 8px 25px rgba(0, 10, 30, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.25);
        }

        .vision-mission-card {
            background:
                radial-gradient(circle at 14% 50%, rgba(0, 180, 255, 0.28) 0%, transparent 55%),
                linear-gradient(95deg, #041334 0%, #0A265E 52%, #071943 100%);
            border: 1.5px solid rgba(56, 189, 248, 0.55);
            box-shadow:
                0 14px 32px rgba(6, 24, 68, 0.28),
                0 0 18px rgba(0, 168, 255, 0.22),
                inset 0 1px 1px rgba(255, 255, 255, 0.22);
            border-radius: 16px;
            position: relative;
            overflow: hidden;
            transition: all 0.35s ease;
        }

        .hex-icon-glow {
            width: 56px;
            height: 62px;
            clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
            background: linear-gradient(145deg, #38BDF8 0%, #0369A1 55%, #082F49 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .hex-icon-glow-inner {
            width: 50px;
            height: 56px;
            clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
            background: linear-gradient(160deg, #0B2B68 0%, #051336 100%);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .core-values-section-bg {
            background:
                radial-gradient(circle at 50% 55%, rgba(59, 130, 246, 0.12) 0%, transparent 60%),
                linear-gradient(180deg, #FFFFFF 0%, #EEF5FC 55%, #E5F0FA 100%);
        }

        .sat-hex-node {
            transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
            cursor: pointer;
        }
        .sat-hex-node:hover, .sat-hex-node.active-hex {
            transform: translateY(-6px) scale(1.08);
        }

        .core-callout-card {
            background: rgba(255, 255, 255, 0.94);
            border: 1px solid rgba(203, 224, 248, 0.9);
            box-shadow: 0 8px 24px rgba(15, 38, 84, 0.06);
            border-radius: 14px;
            transition: all 0.3s ease;
            cursor: pointer;
        }
        .core-callout-card:hover, .core-callout-card.active-callout {
            border-color: #38BDF8;
            box-shadow: 0 12px 28px rgba(0, 102, 255, 0.14);
            transform: translateY(-2px);
        }

        .callout-num-hex {
            width: 34px;
            height: 38px;
            clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
            background: linear-gradient(180deg, #0D2E6E 0%, #051538 100%);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: 'Montserrat', sans-serif;
            font-weight: 800;
            font-size: 11px;
            flex-shrink: 0;
        }

        .activity-bento-card {
            background: linear-gradient(180deg, #FFFFFF 0%, #F4F9FF 100%);
            border: 1.5px solid #FFFFFF;
            box-shadow: 0 10px 28px rgba(12, 36, 84, 0.06), 0 1px 3px rgba(15, 23, 42, 0.04);
            border-radius: 18px;
            position: relative;
            overflow: hidden;
            transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
        }
        .activity-bento-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 18px 36px rgba(0, 90, 220, 0.14);
            border-color: #BFDBFE;
        }

        body.live-edit-mode [data-editable] {
            outline: 1.5px dashed #F59E0B;
            outline-offset: 3px;
            cursor: text;
            border-radius: 4px;
        }