body {
    min-width: 1280px;
    color: #172847;
    background: #f3f9ff;
}

button {
    font: inherit;
}

.activity-page {
    min-height: 100vh;
    overflow: hidden auto;
    background: #f3f9ff;
}

.activity-page .landing-header .header-container {
    justify-content: space-between;
}

.activity-page .logo {
    text-decoration: none;
}

.hero {
    position: relative;
    min-height: 690px;
    overflow: hidden;
    background: linear-gradient(112deg, #f5fbff 0%, #e9f6ff 52%, #d9edff 100%);
}

.hero::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 120px;
    background: linear-gradient(175deg, transparent 48%, #f9fcff 49%);
    content: '';
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.55;
}

.hero-glow-left {
    top: 80px;
    left: -160px;
    width: 520px;
    height: 420px;
    background: #9de0ff;
}

.hero-glow-right {
    top: 80px;
    right: -130px;
    width: 520px;
    height: 510px;
    background: #78b9ff;
}

.hero-container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 430px;
    gap: 72px;
    align-items: center;
    width: 1280px;
    min-height: 640px;
    margin: 0 auto;
    padding-bottom: 20px;
}

.partner-logos {
    display: flex;
    align-items: center;
    gap: 14px;
    height: 32px;
    margin-bottom: 22px;
}

.partner-logos span {
    color: #8b9ab0;
    font-size: 18px;
}

.partner-logos .dianshubi-logo {
    width: auto;
    height: 32px;
    object-fit: contain;
}

.partner-logos .feikua-logo {
    width: auto;
    height: 28px;
    object-fit: contain;
}

.hero h1 {
    margin: 0;
    color: #12233f;
    font-size: 56px;
    font-weight: 900;
    line-height: 1.15;
    white-space: nowrap;
}

.hero h1 span,
.hero-slogan span {
    color: #0873f5;
}

.hero-slogan {
    margin: 14px 0 30px;
    color: #1c2f4e;
    font-size: 35px;
    font-weight: 800;
    line-height: 1.25;
}

.primary-action,
.cta-button {
    border: 0;
    color: #fff;
    font-weight: 800;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.primary-action {
    height: 52px;
    padding: 0 46px;
    border-radius: 7px;
    background: linear-gradient(180deg, #4398ff, #0869ed);
    box-shadow: 0 12px 24px rgba(40, 127, 244, 0.25);
    font-size: 17px;
}

.primary-action:hover,
.cta-button:hover {
    transform: translateY(-2px);
}

.platform-label {
    margin: 27px 0 13px;
    color: #52617a;
    font-size: 15px;
}

.platform-list {
    display: flex;
    gap: 14px;
}

.platform-list span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 150px;
    height: 53px;
    overflow: hidden;
    border-radius: 9px;
    background: #fff;
    box-shadow: 0 10px 25px rgba(69, 116, 170, 0.09);
}

.platform-list img {
    width: 150px;
    height: 50px;
    object-fit: contain;
}

.reward-hero-card {
    position: relative;
    width: 430px;
    height: 370px;
    overflow: hidden;
    padding: 30px 34px 26px;
    border: 5px solid rgba(255, 191, 105, 0.42);
    border-radius: 24px;
    color: #71250f;
    background: linear-gradient(155deg, #fffefb 0%, #fff8ea 58%, #fff0cf 100%);
    box-shadow: 0 22px 55px rgba(217, 112, 28, 0.18), inset 0 0 0 1px #fff;
}

.reward-hero-card::after {
    position: absolute;
    right: -100px;
    bottom: -118px;
    width: 262px;
    height: 262px;
    border-radius: 50%;
    background: rgba(255, 185, 63, 0.12);
    content: '';
}

.gift-image {
    position: absolute;
    top: -5px;
    right: 5px;
    width: 145px;
    height: 145px;
    object-fit: contain;
}

.reward-kicker {
    display: block;
    margin-top: 5px;
    font-size: 18px;
    font-weight: 800;
}

.reward-value {
    display: flex;
    align-items: baseline;
    color: #ff5b18;
}

.reward-value strong {
    font-size: 84px;
    font-weight: 900;
    line-height: 1;
}

.reward-value em {
    margin-left: 7px;
    font-size: 27px;
    font-style: normal;
    font-weight: 900;
}

.reward-hero-card h2 {
    margin: 3px 0 20px;
    color: #d94b18;
    font-size: 24px;
}

.reward-hero-card > p {
    width: max-content;
    margin: 0;
    padding: 8px 18px;
    border-radius: 7px;
    color: #fff;
    background: linear-gradient(90deg, #ff8533, #f34b28);
    font-size: 16px;
}

.reward-features {
    position: absolute;
    z-index: 1;
    right: 28px;
    bottom: 18px;
    left: 28px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.reward-features span {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: #78331a;
    font-size: 14px;
    font-weight: 700;
    white-space: nowrap;
}

.reward-features b {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    color: #fff;
    background: linear-gradient(145deg, #ff9b2d, #f35b20);
    font-size: 20px;
}

.activity-section {
    position: relative;
    padding: 22px 0 50px;
    background: linear-gradient(180deg, #f9fcff, #f0f8ff);
}
.reward-section {
    padding-top: 0px;
}

.section-heading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 23px;
    height: 76px;
    margin-bottom: 16px;
}

.section-heading h2 {
    margin: 0;
    color: #152847;
    font-size: 27px;
    font-weight: 800;
}

.section-heading i {
    position: relative;
    width: 58px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #67adfb);
}

.section-heading i::after {
    position: absolute;
    top: -3px;
    right: -11px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #358ff5;
    content: '';
}

.section-heading i:last-child {
    transform: scaleX(-1);
}

.reward-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
    width: 1280px;
    margin: 0 auto 32px;
}

.reward-card {
    position: relative;
    min-height: 278px;
    overflow: hidden;
    border: 4px solid rgba(255, 191, 105, 0.42);
    border-radius: 22px;
    background: linear-gradient(180deg, #fffdf7 0%, #fff8e9 54%, #ffedce 100%);
    box-shadow: 0 12px 24px rgba(237, 102, 24, 0.13), inset 0 0 0 1px rgba(255, 255, 255, 0.9);
}

.reward-card-label {
    position: absolute;
    top: -1px;
    left: -1px;
    display: flex;
    align-items: center;
    width: 154px;
    height: 52px;
    padding-left: 22px;
    border-radius: 14px 0 28px;
    color: #fff;
    background: linear-gradient(105deg, #ff971f, #ff5815);
    font-size: 23px;
    font-weight: 800;
}

.reward-card h3 {
    margin: 64px 34px 12px;
    color: #35150d;
    font-size: 23px;
    line-height: 1.2;
}

.coupon-panel {
    width: calc(100% - 48px);
    height: 174px;
    margin: 0 24px 22px;
    padding-top: 18px;
    border: 2px solid #ffd7a9;
    border-radius: 14px 14px 50% 50% / 14px 14px 38px 38px;
    text-align: center;
    background: linear-gradient(180deg, #fff 0%, #fff 74%, #fffaf1 100%);
}

.coupon-panel p {
    margin: 0;
    color: #9b7358;
    font-size: 18px;
}

.coupon-panel div {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    margin: 8px 0;
    color: #f04b12;
    line-height: 1;
}

.coupon-panel em {
    font-size: 26px;
    font-style: normal;
    font-weight: 800;
}

.coupon-panel strong {
    font-size: 52px;
    font-weight: 900;
}

.coupon-panel .reward-range {
    font-size: 44px;
}

.coupon-panel > span {
    display: block;
    margin-top: 5px;
    color: #f05a1c;
    font-size: 19px;
}

.reward-notes {
    width: 1280px;
    margin: 0 auto;
    padding: 14px 20px;
    color: #53617a;
    background: rgba(255, 247, 237, 0.75);
}

.reward-notes p {
    margin: 6px 0;
    font-size: 16px;
    line-height: 1.65;
}

.reward-notes b {
    color: #263750;
}


.timeline {
    width: 920px;
    margin: 0 auto;
}

.step {
    position: relative;
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 24px;
    min-height: 126px;
}

.step:not(:last-child)::before {
    position: absolute;
    top: 61px;
    left: 31px;
    height: calc(100% - 3px);
    border-left: 2px dashed #2a8df8;
    content: '';
}

.step:first-child,
.step:last-child {
    min-height: 154px;
}

.step-number {
    position: relative;
    z-index: 2;
    display: grid;
    place-items: center;
    width: 58px;
    height: 58px;
    margin-top: 17px;
    border: 7px solid #e1f2ff;
    border-radius: 50%;
    color: #fff;
    background: linear-gradient(180deg, #218eff, #0866e9);
    box-shadow: 0 5px 16px rgba(39, 133, 245, 0.3);
    font-size: 23px;
    font-weight: 800;
}

.step article {
    display: flex;
    align-items: center;
    height: 104px;
    margin-top: 8px;
    padding: 15px 24px;
    border: 1px solid #edf5ff;
    border-radius: 13px;
    background: #fff;
    box-shadow: 0 7px 22px rgba(29, 111, 189, 0.09);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.step:first-child article,
.step:last-child article {
    height: 136px;
    border-color: #ffe6d5;
    background: linear-gradient(100deg, #fff 0%, #fff 67%, #fff6ef 100%);
}

.step article:hover {
    transform: translateX(8px);
    box-shadow: 0 13px 28px rgba(29, 111, 189, 0.15);
}

.step-icon {
    display: grid;
    place-items: center;
    flex: 0 0 64px;
    width: 64px;
    height: 64px;
    margin-right: 20px;
    border-radius: 16px;
    color: #1478ef;
    background: linear-gradient(145deg, #d4efff, #fff);
    box-shadow: 0 7px 18px rgba(39, 133, 245, 0.21);
}

.step-icon svg {
    width: 40px;
    height: 40px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.step-copy {
    flex: 1;
    min-width: 0;
}

.step h3 {
    margin: 0 0 8px;
    color: #152847;
    font-size: 20px;
}

.step p {
    margin: 0;
    color: #61708a;
    font-size: 14px;
    line-height: 1.65;
}

.step img {
    flex: 0 0 205px;
    width: 205px;
    height: 96px;
    margin-left: 15px;
    object-fit: contain;
}

.step-arrow {
    flex: 0 0 28px;
    width: 28px;
    height: 28px;
    margin-left: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
    color: #b9d6f5;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.step article:hover .step-arrow {
    opacity: 1;
}

.activity-cta {
    position: relative;
    display: flex;
    align-items: center;
    gap: 34px;
    height: 184px;
    overflow: hidden;
    padding-left: calc(50% - 380px);
    color: #fff;
    background: linear-gradient(115deg, #38bff5, #0877f7 45%, #0046d9);
}

.activity-cta::after {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, transparent 55%, rgba(0, 20, 140, 0.35) 56%, transparent 70%);
    content: '';
    pointer-events: none;
}

.megaphone {
    position: absolute;
    bottom: -70px;
    left: calc(50% - 650px);
    width: 250px;
    height: 250px;
    object-fit: contain;
}

.cta-copy,
.cta-qr,
.cta-button {
    position: relative;
    z-index: 2;
}

.cta-copy {
    width: 390px;
}

.cta-copy h2 {
    margin: 0 0 8px;
    font-size: 37px;
}

.cta-copy p {
    margin: 0;
    font-size: 28px;
    font-weight: 700;
}

.cta-copy p span {
    color: #ffe44f;
}

.cta-qr {
    display: flex;
    align-items: center;
    gap: 23px;
    width: 240px;
    padding: 10px;
    border-radius: 8px;
    color: #12325c;
    background: #fff;
    box-shadow: 0 10px 24px rgba(0, 53, 140, 0.2);
}

.cta-qr img {
    width: 108px;
    height: 108px;
    object-fit: contain;
}

.cta-qr p {
    margin: 0;
    font-size: 15px;
    font-weight: 800;
    line-height: 1.6;
}

.cta-button {
    height: 56px;
    padding: 0 40px;
    border-radius: 8px;
    color: #0b69ec;
    background: #fff;
    box-shadow: 0 10px 24px rgba(0, 53, 140, 0.18);
    font-size: 18px;
}

.reveal {
    animation: reveal-up 0.72s ease-out both;
}

.reveal-delay {
    animation-delay: 0.14s;
}

.reveal-on-scroll {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.58s ease, transform 0.58s ease;
}

.reveal-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes reveal-up {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1280px) {
    .hero-container,
    .reward-grid,
    .reward-notes,
    .footer-container {
        width: 1120px;
    }

    .activity-page .landing-header .header-container {
        width: 1120px;
    }

    .hero-container {
        gap: 38px;
    }

    .hero h1 {
        font-size: 52px;
    }

    .activity-cta {
        padding-left: calc(50% - 410px);
    }
}

@media (prefers-reduced-motion: reduce) {
    .reveal,
    .reveal-on-scroll {
        animation: none;
        opacity: 1;
        transform: none;
        transition: none;
    }

    .step article,
    .primary-action,
    .cta-button {
        transition: none;
    }
}