/* 久润 JORUN — H5 招商落地页 */
/* 整页文档纵向滚动；不强制隐藏滚动条，沿用浏览器默认滚动条 */
html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    width: 100%;
    max-width: 100%;
    overscroll-behavior-x: none;
}

body {
    margin: 0;
    background: #0f0f0f;
    overflow-x: hidden;
    width: 100%;
    max-width: 100%;
    position: relative;
    overscroll-behavior-x: none;
}

:root {
    --jorun-red: #d81e25;
    --jorun-red-dark: #a8141a;
    --jorun-gold: #e8b321;
    --jorun-gold-soft: #f5d77a;
    --jorun-black: #0c0c0c;
    --jorun-charcoal: #4a4543;
    --jorun-navy: #1a2744;
    --link-accent: #c47a00;
    --bg-page: #f3f4f6;
    --input-bg: #ffffff;
    --footer-black: #050505;
    --safe-bottom: env(safe-area-inset-bottom, 0px);
}

.h5-landing {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: #1a1a1a;
    background: var(--bg-page);
    -webkit-font-smoothing: antialiased;
    max-width: 480px;
    width: 100%;
    margin: 0 auto;
    position: relative;
    overflow-x: hidden;
    /* 不再 min-height:100vh，避免内容不足一屏时底部出现大块浅灰/发白区域 */
    padding-bottom: 0;
}

.h5-landing *,
.h5-landing *::before,
.h5-landing *::after {
    box-sizing: border-box;
}

/* 顶栏：避免 fixed+backdrop 在部分手机浏览器里在右侧画出滚动条/滚动层 */
.jorun-head {
    box-sizing: border-box;
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 200;
    width: 100%;
    max-width: 480px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 8px 12px;
    /* padding-top: max(8px, env(safe-area-inset-top, 0px)); */
    overflow: hidden;
    touch-action: manipulation;
    background: linear-gradient(165deg, var(--jorun-red) 0%, var(--jorun-red-dark) 100%);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(232, 179, 33, 0.2);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}

.jorun-head__brand {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.jorun-head__brand img {
    height: 50px;
    width: auto;
    display: block;
}

.jorun-head__tel {
    flex-shrink: 0;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.25;
    color: var(--jorun-gold-soft);
    text-decoration: none;
    letter-spacing: 0.02em;
    white-space: nowrap;
    overflow: visible;
    -webkit-tap-highlight-color: transparent;
    margin-right: 10px;
}

.jorun-head__tel:active {
    opacity: 0.85;
}

/* Hero — 预留高度须 ≥ 顶栏（logo 50px + 上下 padding + 安全区），避免内容上顶或与 fixed 顶栏视觉打架 */
.hero-wrap {
    position: relative;
    background: #000;
    padding-top: calc(58px + max(8px, env(safe-area-inset-top, 0px)));
    z-index: 0;
}

.hero-swiper {
    width: 100%;
    max-width: 100%;
    max-height: 30vh;
    overflow: hidden;
    background: #000;
}

.hero-swiper .swiper-slide {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-swiper .swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
    display: block;
}

@supports (height: 1svh) {
    .hero-swiper {
        max-height: 30vh;
    }
}

.hero-ribbon {
    position: absolute;
    top: 14px;
    right: 0;
    z-index: 4;
    background: linear-gradient(90deg, var(--jorun-red) 0%, var(--jorun-red-dark) 100%);
    color: #fff;
    font-size: 10px;
    padding: 6px 12px 6px 14px;
    border-radius: 20px 0 0 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
    letter-spacing: 0.06em;
}

.hero-swiper .slide-caption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 14px 16px 44px;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.92);
    text-align: center;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.55);
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.55));
}

.hero-slogan {
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 88px;
    z-index: 3;
    text-align: center;
    pointer-events: none;
}

.hero-slogan .en {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.75);
    letter-spacing: 0.12em;
    margin: 0 0 6px;
}

.hero-slogan .zh {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    margin: 0;
    letter-spacing: 0.12em;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.45);
}

.hero-slogan .zh em {
    color: var(--jorun-gold-soft);
    font-style: normal;
}

.hero-swiper .swiper-pagination-bullet {
    background: #fff;
    opacity: 0.45;
}

.hero-swiper .swiper-pagination-bullet-active {
    opacity: 1;
    width: 18px;
    border-radius: 4px;
}

/* 品牌数据区 */
.brand-block {
    background: linear-gradient(165deg, var(--jorun-red) 0%, var(--jorun-red-dark) 100%);
    color: #fff;
    padding: 32px 18px 36px;
    text-align: center;
    border-top: 3px solid var(--jorun-gold);
}

.brand-block .logo-row {
    display: flex;
    justify-content: center;
    margin-bottom: 16px;
}

.brand-block .logo-row img {
    height: 56px;
    width: auto;
}

.brand-tagline {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.65);
    letter-spacing: 0.35em;
    margin: 0 0 8px;
}

.headline-main {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: 0.28em;
    margin: 0 0 8px;
    line-height: 1.45;
    color: #fff;
}

.headline-sub {
    font-size: 13px;
    color: var(--jorun-gold-soft);
    margin: 0 0 28px;
    letter-spacing: 0.08em;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px 4px;
    margin-bottom: 16px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.stat-item svg {
    width: 26px;
    height: 26px;
    opacity: 0.95;
    color: var(--jorun-gold);
}

.stat-num {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: #fff;
}

.stat-label {
    font-size: 9px;
    opacity: 0.82;
    line-height: 1.25;
    text-align: center;
    color: rgba(255, 255, 255, 0.85);
}

.data-note {
    font-size: 10px;
    color: rgba(255, 255, 255, 0.45);
    margin: 0;
    padding-top: 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.data-note-link {
    color: rgba(255, 210, 140, 0.9);
    text-decoration: none;
}

.data-note-link:active {
    opacity: 0.85;
}

/* 过渡图 */
.visual-strip {
    height: 220px;
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

/* 表单 */
.form-section {
    padding: 22px 16px 30px;
    background: linear-gradient(180deg, #eceef1 0%, var(--bg-page) 100%);
}

.form-section .form-title {
    text-align: center;
    font-size: 18px;
    font-weight: 700;
    color: #222;
    margin: 0 0 6px;
}

.form-section .form-desc {
    text-align: center;
    font-size: 12px;
    color: #777;
    margin: 0 0 18px;
}

.field-group {
    margin-bottom: 12px;
}

.field-row {
    display: flex;
    align-items: stretch;
    background: var(--input-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.field-row input {
    flex: 1;
    border: none;
    padding: 14px 14px;
    font-size: 15px;
    outline: none;
    min-width: 0;
    background: transparent;
}

.field-row input::placeholder {
    color: #b0b5bc;
}

.field-suffix {
    display: flex;
    align-items: center;
    padding: 0 12px;
    font-size: 14px;
    color: var(--link-accent);
    white-space: nowrap;
    cursor: pointer;
    border-left: 1px solid #e8eaed;
}

.field-row.with-chevron input {
    padding-right: 8px;
}

.chevron {
    color: #c0c4cc;
    padding: 0 4px;
    font-size: 14px;
}

.chips-title {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    margin: 20px 0 12px;
}

.chips-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.chip {
    padding: 12px 10px;
    text-align: center;
    font-size: 13px;
    border-radius: 10px;
    border: 1px solid #e5e7eb;
    background: #fff;
    color: #444;
    cursor: pointer;
    transition:
        transform 0.2s ease,
        background 0.2s,
        border-color 0.2s,
        color 0.2s,
        box-shadow 0.25s ease;
}

.chip:active {
    transform: scale(0.97);
}

.chip.is-active {
    background: var(--jorun-red);
    border-color: var(--jorun-red);
    color: #fff;
    box-shadow: 0 4px 16px rgba(216, 30, 37, 0.35);
}

.agree-row {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin: 18px 0 20px;
    font-size: 12px;
    line-height: 1.5;
    color: #555;
}

.agree-row input {
    margin-top: 3px;
    flex-shrink: 0;
}

.agree-row a {
    color: var(--link-accent);
    text-decoration: none;
}

.btn-primary {
    width: 100%;
    border: none;
    border-radius: 10px;
    padding: 16px;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(180deg, var(--jorun-red) 0%, var(--jorun-red-dark) 100%);
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(168, 20, 26, 0.45);
    transition:
        transform 0.22s cubic-bezier(0.22, 1, 0.36, 1),
        box-shadow 0.28s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 26px rgba(168, 20, 26, 0.42);
}

.btn-primary:active {
    transform: translateY(0);
}

/* 优势 */
.section-title {
    text-align: center;
    font-size: 22px;
    font-weight: 800;
    color: #111;
    margin: 36px 16px 12px;
}

.section-title span {
    color: var(--jorun-red);
}

.adv-intro {
    padding: 0 20px 22px;
    font-size: 14px;
    line-height: 1.85;
    color: #555;
    text-align: justify;
}

.adv-intro strong {
    color: var(--jorun-red);
    font-weight: 700;
}

.adv-cards {
    padding: 0 16px 28px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.adv-card {
    display: flex;
    gap: 14px;
    background: #fff;
    border-radius: 14px;
    padding: 16px;
    box-shadow: 0 2px 14px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(216, 30, 37, 0.08);
}

.adv-badge {
    flex-shrink: 0;
    width: 44px;
    height: 52px;
    background: linear-gradient(180deg, var(--jorun-red) 0%, var(--jorun-red-dark) 100%);
    color: #fff;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    font-weight: 800;
    clip-path: polygon(0 0, 100% 0, 100% 85%, 50% 100%, 0 85%);
}

.adv-card h3 {
    margin: 0 0 8px;
    font-size: 16px;
    font-weight: 700;
    color: var(--jorun-red);
}

.adv-card p {
    margin: 0;
    font-size: 13px;
    line-height: 1.65;
    color: #666;
}

/* 产品展示 */
.product-showcase {
    background: #fff;
    padding: 8px 0 8px;
}

.product-showcase .showcase-head {
    text-align: center;
    padding: 28px 16px 8px;
}

.product-showcase .eyebrow {
    font-size: 11px;
    color: #999;
    letter-spacing: 0.28em;
    margin: 0 0 8px;
}

.product-showcase h2 {
    margin: 0;
    font-size: 19px;
    font-weight: 800;
    color: var(--jorun-navy);
    letter-spacing: 0.06em;
}

.product-card {
    margin: 16px 16px 20px;
    border-radius: 14px;
    overflow: hidden;
    background: #fafafa;
    border: 1px solid #eee;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.product-card img {
    width: 100%;
    display: block;
    aspect-ratio: 16 / 9;
    /* object-fit: cover; */
}

.product-card .pc-body {
    padding: 14px 16px 18px;
}

.product-card h3 {
    margin: 0 0 6px;
    font-size: 17px;
    font-weight: 800;
    color: var(--jorun-red);
}

.product-card p {
    margin: 0;
    font-size: 13px;
    line-height: 1.6;
    color: #555;
}

.product-card .pc-tags {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.product-card .pc-tags span {
    font-size: 10px;
    padding: 3px 8px;
    border-radius: 4px;
    background: rgba(216, 30, 37, 0.08);
    color: var(--jorun-charcoal);
}



.conditions-section2 {
    position: relative;
    min-height: 40vh;
    display: flex;
    flex-direction: column;
    padding: 24px 16px 24px;
    background-size: cover;
    background-position: center;
    background: linear-gradient(165deg, var(--jorun-red) 0%, var(--jorun-red-dark) 100%);
}

.conditions-section2::before {
    content: "";
    position: absolute;
    inset: 0;
    /* background: linear-gradient(180deg, rgba(10, 10, 10, 0.5) 0%, rgba(20, 8, 8, 0.72) 100%); */
    z-index: 0;
}

/* 合作条件 */
.conditions-section {
    position: relative;
    min-height: 43vh;
    display: flex;
    flex-direction: column;
    padding: 24px 16px 24px;
    background-size: cover;
    background-position: center;
    background: linear-gradient(165deg, var(--jorun-red) 0%, var(--jorun-red-dark) 100%);
}

.conditions-section::before {
    content: "";
    position: absolute;
    inset: 0;
    /* background: linear-gradient(180deg, rgba(10, 10, 10, 0.5) 0%, rgba(20, 8, 8, 0.72) 100%); */
    z-index: 0;
}

.conditions-inner {
    position: relative;
    z-index: 1;
}

.cond-card {
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    border-radius: 14px;
    padding: 22px 18px 26px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
    border: 1px solid rgba(232, 179, 33, 0.25);
}

.cond-card h2 {
    margin: 0 0 18px;
    text-align: center;
    font-size: 19px;
    font-weight: 800;
    color: #222;
}

.cond-block + .cond-block {
    margin-top: 20px;
}

.cond-block h3 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 0 0 12px;
    font-size: 14px;
    font-weight: 700;
    color: #444;
}

.cond-block h3::before,
.cond-block h3::after {
    content: "";
    flex: 1;
    max-width: 40px;
    height: 1px;
    background: linear-gradient(90deg, transparent, #d4af37, transparent);
}

.cond-block ul {
    margin: 0;
    padding-left: 0;
    list-style: none;
}

.cond-block li {
    position: relative;
    padding-left: 14px;
    margin-bottom: 10px;
    font-size: 13px;
    line-height: 1.65;
    color: #555;
}

.cond-block li::before {
    content: "·";
    position: absolute;
    left: 0;
    color: var(--jorun-red);
    font-weight: 800;
}

/* 企业文化卡片：两列展示，匹配示意图视觉 */
.culture-grid {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.culture-grid .culture-item {
    margin: 0;
    padding: 14px 12px;
    border: 1px solid #d9d9d9;
    /* background: #f8f8f8; */
    text-align: center;
}

.culture-grid .culture-item::before {
    display: none;
}

.culture-item h4 {
    margin: 0 0 8px;
    font-size: 22px;
    line-height: 1.2;
    font-weight: 800;
    color: var(--jorun-red);
}

.culture-item p {
    margin: 0;
    font-size: 13px;
    line-height: 1.6;
    color: #333;
}

.cond-brand-bottom {
    margin-top: auto;
    padding-top: 32px;
    text-align: center;
    color: #fff;
    text-shadow: 0 2px 14px rgba(0, 0, 0, 0.45);
    position: relative;
    z-index: 1;
}

.cond-brand-bottom .b1 {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 0.14em;
    margin: 0 0 10px;
}

.cond-brand-bottom .b2 {
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 14px;
    color: var(--jorun-gold-soft);
}

.cond-brand-bottom .b3 {
    font-size: 12px;
    letter-spacing: 0.2em;
    opacity: 0.95;
    margin: 0;
}

/* 联系条（底部深色到底，避免再露出浅灰底；底部留白给悬浮按钮与安全区） */
.contact-strip {
    background: linear-gradient(180deg, #111 0%, #1a1a1a 100%);
    color: rgba(255, 255, 255, 0.88);
    padding: 22px 18px calc(25px + var(--safe-bottom));
    font-size: 12px;
    line-height: 1.75;
}

.contact-strip h3 {
    margin: 0 0 12px;
    font-size: 14px;
    font-weight: 700;
    color: var(--jorun-gold-soft);
    letter-spacing: 0.12em;
}

.contact-strip a {
    color: #fff;
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.contact-strip p {
    margin: 0 0 6px;
}


.contact-strip2 {
    background: linear-gradient(165deg, var(--jorun-red-dark) 0%, var(--jorun-red-dark) 100%);
    color: rgba(255, 255, 255, 0.88);
    padding: 22px 18px calc(25px + var(--safe-bottom));
    font-size: 12px;
    line-height: 1.75;
}

.contact-strip2 h3 {
    margin: 0 0 12px;
    font-size: 14px;
    font-weight: 700;
    color: var(--jorun-gold-soft);
    letter-spacing: 0.12em;
}

.contact-strip2 a {
    color: #fff;
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.contact-strip2 p {
    margin: 0 0 6px;
}


/* FAB — 无固定底栏时贴底留白即可 */
.fab-form {
    position: fixed;
    right: max(14px, calc(50vw - 240px + 14px));
    bottom: calc(18px + var(--safe-bottom));
    z-index: 100;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid rgba(232, 179, 33, 0.45);
    background: rgba(216, 30, 37, 0.92);
    color: #fff;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
}

.fab-form svg {
    width: 22px;
    height: 22px;
}

/* 页脚 */
.h5-footer {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 90;
    max-width: 480px;
    margin: 0 auto;
    background: var(--footer-black);
    color: rgba(255, 255, 255, 0.72);
    font-size: 10px;
    line-height: 1.5;
    text-align: center;
    padding: 10px 14px calc(10px + var(--safe-bottom));
    border-top: 1px solid rgba(232, 179, 33, 0.15);
}

.h5-footer a {
    color: var(--jorun-gold-soft);
    text-decoration: none;
}

/* ========== 页面动效：仅首屏主标语入场 + 悬浮按钮呼吸；滚动区块仍为静态 ========== */
:root {
    --h5-ease: cubic-bezier(0.22, 1, 0.36, 1);
    --h5-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-ribbon.anim-ribbon {
    animation: none;
}

.hero-slogan.anim-slogan .en {
    animation: h5FadeUp 0.88s var(--h5-ease) 0.28s both;
}

.hero-slogan.anim-slogan .zh {
    animation: h5FadeUp 0.88s var(--h5-ease) 0.48s both;
}

@keyframes h5FadeUp {
    from {
        opacity: 0;
        transform: translate3d(0, 22px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

.reveal,
.reveal.reveal--fade,
.reveal.is-visible,
.reveal.reveal--fade.is-visible {
    opacity: 1;
    transform: none;
    transition: none;
}

.brand-block.reveal--fade .stat-item {
    animation: none;
    opacity: 1;
    transform: none;
}

.visual-strip.reveal,
.visual-strip.reveal.is-visible {
    opacity: 1;
    transform: scale(1);
    transition: none;
}

.adv-card.reveal,
.product-card.reveal,
.adv-card.reveal.is-visible,
.product-card.reveal.is-visible {
    transition: box-shadow 0.35s ease;
}

.adv-card.reveal.is-visible:hover,
.product-card.reveal.is-visible:hover {
    transform: translate3d(0, -4px, 0);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.fab-form.anim-fab {
    animation: h5FabGlow 3.2s ease-in-out infinite;
}

@keyframes h5FabGlow {
    0%,
    100% {
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
    }
    50% {
        box-shadow: 0 8px 28px rgba(216, 30, 37, 0.45);
    }
}

.cond-card.reveal,
.cond-brand-bottom.reveal,
.cond-card.reveal.is-visible,
.cond-brand-bottom.reveal.is-visible {
    opacity: 1;
    transform: none;
    transition: none;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .hero-slogan.anim-slogan .en,
    .hero-slogan.anim-slogan .zh {
        animation: none !important;
        opacity: 1 !important;
        transform: none !important;
    }

    .fab-form.anim-fab {
        animation: none !important;
    }

    .btn-primary:hover {
        transform: none;
    }

    .adv-card.reveal.is-visible:hover,
    .product-card.reveal.is-visible:hover {
        transform: none;
    }
}

@media (max-width: 360px) {
    .jorun-head {
        padding-left: 8px;
        padding-right: 8px;
        gap: 4px;
    }

    .jorun-head__brand img {
        height: auto;
        max-height: 40px;
    }

    .jorun-head__tel {
        font-size: 11px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px 12px;
    }

    .headline-main {
        font-size: 20px;
        letter-spacing: 0.2em;
    }

    .culture-grid {
        gap: 8px;
    }

    .culture-grid .culture-item {
        padding: 10px 8px;
    }

    .culture-item h4 {
        font-size: 22px;
    }

    .culture-item p {
        font-size: 12px;
        line-height: 1.45;
    }
}

@media (min-width: 481px) {
    .h5-landing {
        box-shadow: 0 0 48px rgba(0, 0, 0, 0.35);
    }
}