* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            background-color: #000;
        }

        .vape-offer-section {
            background-color: #1e1e1e;
            padding: 1.8rem 1.2rem 1.2rem 1.2rem;
            font-family: 'Open Sans', sans-serif;
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
            user-select: none;
            -webkit-user-select: none;
            -moz-user-select: none;
            -ms-user-select: none;
            -webkit-touch-callout: none;
            -webkit-tap-highlight-color: transparent;
        }

        .vape-offer-section * {
            user-select: inherit;
            -webkit-user-select: inherit;
            -moz-user-select: inherit;
            -ms-user-select: inherit;
            -webkit-touch-callout: inherit;
            -webkit-tap-highlight-color: inherit;
        }

        /* 烟雾层 - 优化移动端性能 */
        .smoke-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 1;
            opacity: 0.4;
            will-change: opacity;
        }

        .smoke-particle {
            position: absolute;
            background: radial-gradient(circle at 30% 30%,
                    rgba(229, 193, 94, 0.35) 0%,
                    rgba(229, 193, 94, 0.05) 50%,
                    transparent 80%);
            border-radius: 50%;
            filter: blur(45px);
            transform: translate3d(0, 0, 0);
            animation: smokeDrift linear infinite alternate;
            will-change: transform;
        }

        .smoke-particle:nth-child(1) {
            width: 300px;
            height: 300px;
            top: -50px;
            left: -50px;
            animation-duration: 24s;
        }
        .smoke-particle:nth-child(2) {
            width: 400px;
            height: 400px;
            bottom: -150px;
            right: -100px;
            animation-duration: 30s;
        }
        .smoke-particle:nth-child(3) {
            width: 250px;
            height: 250px;
            top: 30%;
            left: 60%;
            animation-duration: 20s;
        }

        @keyframes smokeDrift {
            0% {
                transform: translate3d(0, 0, 0) scale(1);
            }
            100% {
                transform: translate3d(40px, -30px, 0) scale(1.15);
            }
        }
        .smoke-particle:nth-child(2) {
            animation-name: smokeDriftAlt;
        }
        @keyframes smokeDriftAlt {
            0% {
                transform: translate3d(0, 0, 0) scale(1);
            }
            100% {
                transform: translate3d(-50px, 40px, 0) scale(1.2);
            }
        }
        .smoke-particle:nth-child(3) {
            animation-name: smokeDriftThird;
        }
        @keyframes smokeDriftThird {
            0% {
                transform: translate3d(0, 0, 0) scale(1);
            }
            100% {
                transform: translate3d(30px, 30px, 0) scale(0.9);
            }
        }

        .vape-container {
            max-width: 1280px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }

        .vape-offer-header {
            text-align: center;
            margin-bottom: 1.5rem;
        }

        .vape-offer-header h2 {
            font-family: 'Montserrat', sans-serif;
            font-size: 2rem;
            font-weight: 700;
            color: #E5C15E;
            margin-bottom: 0.4rem;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
        }

        .gold-underline {
            width: 70px;
            height: 3px;
            background: #E5C15E;
            margin: 0 auto;
            border-radius: 3px;
            opacity: 0.9;
        }

        .offer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
        }

        /* 卡片 */
        .offer-card,
        .carousel-slide {
            background: rgba(30, 30, 30, 0.7);
            backdrop-filter: blur(12px) saturate(120%);
            -webkit-backdrop-filter: blur(12px) saturate(120%);
            border-radius: 20px;
            padding: 1.2rem 1rem;
            box-shadow: 0 12px 24px -10px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(229, 193, 94, 0.15);
            transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2),
                border-color 0.3s ease,
                box-shadow 0.3s ease;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            text-align: left;
            will-change: transform;
        }

        .offer-card:hover,
        .carousel-slide:hover {
            border-color: #E5C15E;
            box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }

        .card-icon {
            width: 48px;
            height: 48px;
            background: rgba(229, 193, 94, 0.15);
            border-radius: 16px 16px 16px 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 0.8rem;
            transition: background 0.2s;
        }

        .card-icon svg {
            width: 28px;
            height: 28px;
        }

        .card-icon svg * {
            stroke: #E5C15E !important;
            fill: none !important;
        }

        .card-title {
            font-family: 'Montserrat', sans-serif;
            font-size: 1.2rem;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 0.3rem;
        }

        .card-desc {
            font-size: 0.9rem;
            line-height: 1.5;
            color: #B0B0B0;
            flex: 1;
        }

        .offer-card::after,
        .carousel-slide::after {
            content: '';
            display: block;
            width: 32px;
            height: 2px;
            background: #E5C15E;
            border-radius: 2px;
            margin-top: 0.6rem;
            opacity: 0.5;
            transition: opacity 0.2s, width 0.2s;
        }

        .offer-card:hover::after,
        .carousel-slide:hover::after {
            opacity: 1;
            width: 50px;
        }

        /* 移动端轮播 */
        .carousel-mobile {
            display: none;
            position: relative;
            width: 100%;
            overflow: hidden;
            padding: 0.5rem 0 1rem;
            -webkit-overflow-scrolling: touch;
        }

        .carousel-viewport {
            width: 100%;
            overflow: hidden;
            border-radius: 2px;
        }

        .carousel-track {
            display: flex;
            transition: transform 0.45s cubic-bezier(0.22, 0.61, 0.36, 1);
            cursor: grab;
            will-change: transform;
            backface-visibility: hidden;
            -webkit-backface-visibility: hidden;
            transform: translate3d(0, 0, 0);
        }

        .carousel-track.dragging {
            transition: none !important;
            cursor: grabbing;
        }

        .carousel-slide {
            flex: 0 0 auto;
            width: 86%;
            margin: 0 2%;
            transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2),
                border-color 0.3s ease,
                box-shadow 0.3s ease;
        }

        .carousel-slide.active-slide {
            border-color: #E5C15E;
            box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.1);
        }

        .carousel-dots {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin-top: 0.5rem;
        }
        .dot {
            width: 6px;
            height: 6px;
            border-radius: 10px;
            background: rgba(229, 193, 94, 0.4);
            border: none;
            cursor: pointer;
            transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            padding: 0;
            -webkit-tap-highlight-color: transparent;
            outline: none;
        }
        .dot.active {
            width: 20px;
            background: #E5C15E;
        }
        .auto-progress {
            width: 100%;
            height: 2px;
            background: rgba(229, 193, 94, 0.2);
            margin: 0.6rem 0 0.2rem;
            border-radius: 4px;
            overflow: hidden;
        }
        .progress-fill {
            height: 100%;
            background: #E5C15E;
            width: 0%;
            transition: width 0.1s linear;
            will-change: width;
        }

        /* 水印 */
        .amvapes-watermark {
            text-align: center;
            margin-top: 1.5rem;
            font-size: 0.7rem;
            color: #666;
            letter-spacing: 0.02em;
        }
        .amvapes-watermark a {
            color: inherit;
            text-decoration: none;
        }
        .amvapes-watermark a:hover {
            color: #E5C15E;
        }

        @media (max-width: 640px) {
            .offer-grid {
                display: none;
            }
            .carousel-mobile {
                display: block;
            }
            .vape-offer-header h2 {
                font-size: 1.8rem;
            }
            /* 移动端减少backdrop-filter开销 */
            .carousel-slide {
                background: rgba(28, 28, 28, 0.85) !important;
                backdrop-filter: blur(8px) saturate(150%) !important;
                -webkit-backdrop-filter: blur(8px) saturate(150%) !important;
                border: 1px solid rgba(229, 193, 94, 0.2) !important;
            }
            /* 烟雾粒子在移动端减少模糊 */
            .smoke-particle {
                filter: blur(30px);
            }
            .smoke-bg {
                opacity: 0.3;
            }
        }

        @media (max-width: 380px) {
            .carousel-slide {
                width: 82%;
                margin: 0 3%;
            }
            .vape-offer-section {
                padding: 1.2rem 0.8rem 0.8rem 0.8rem;
            }
        }