/* ═══════════════════════════════════════════
   LonPTT 企业官网 — 现代 Slate + Blue 主题
   ═══════════════════════════════════════════ */
:root {
    --color-primary: #0F172A;
    --color-primary-light: #1E293B;
    --color-secondary: #1E3A8A;
    --color-accent: #0369A1;
    --color-accent-hover: #0284C7;
    --color-accent-light: #38BDF8;
    --color-bg: #F8FAFC;
    --color-bg-alt: #F1F5F9;
    --color-bg-card: #FFFFFF;
    --color-text: #334155;
    --color-text-light: #64748B;
    --color-border: #E2E8F0;
    --color-on-primary: #FFFFFF;
    --color-success: #059669;
    --font-heading: 'Lexend', system-ui, -apple-system, sans-serif;
    --font-body: 'Source Sans 3', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 20px 48px rgba(15, 23, 42, 0.12);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --header-height: 64px;
    --header-utility-height: 0px;
    --header-total: var(--header-height);
    --container-max: 1200px;
}

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

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
    padding-top: 0;
    scrollbar-width: thin;
    scrollbar-color: rgba(3, 105, 161, 0.32) rgba(241, 245, 249, 0.8);
}

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

*::-webkit-scrollbar-track {
    background: rgba(241, 245, 249, 0.75);
    border-radius: 999px;
}

*::-webkit-scrollbar-thumb {
    background: rgba(3, 105, 161, 0.28);
    border-radius: 999px;
    border: 2px solid transparent;
    background-clip: padding-box;
}

*::-webkit-scrollbar-thumb:hover {
    background: rgba(3, 105, 161, 0.42);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: -0.02em;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition);
    cursor: pointer;
}
a:hover { color: var(--color-accent-hover); }

img { max-width: 100%; height: auto; }

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 16px;
    z-index: 10000;
    padding: 10px 16px;
    background: var(--color-accent);
    color: #fff;
    border-radius: var(--radius-sm);
    font-weight: 600;
}
.page-home { padding-top: 0 !important; }

.skip-link:focus { top: 16px; }

/* ── Header ── */
.site-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 12px 0;
    background: transparent;
    transition: padding var(--transition), background var(--transition);
}

.site-header.is-scrolled {
    position: fixed;
    background: rgba(248, 250, 252, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-sm);
    padding: 8px 0;
}

.nav-shell {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    min-height: 52px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    padding: 6px 8px 6px 20px;
    box-shadow: var(--shadow-sm);
}

.main-nav .navbar-brand {
    padding-top: 0;
    padding-bottom: 0;
}

.site-header:not(.is-scrolled) .nav-shell {
    background: rgba(15, 23, 42, 0.55);
    border-color: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.main-nav {
    background: transparent;
    border: none;
    padding: 0;
    width: 100%;
}

.main-nav .container,
.main-nav .nav-shell { max-width: var(--container-max, 1200px); }

.main-nav.scrolled { box-shadow: none; }

.navbar-brand {
    display: flex;
    align-items: center;
    padding: 0;
    margin: 0;
    min-height: 40px;
    line-height: 1;
}

.brand-wordmark {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: -0.02em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: min(42vw, 280px);
    display: block;
    line-height: 1.25;
    margin: 0;
}

.nav-tools {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

@media (min-width: 992px) {
    .nav-shell {
        display: grid;
        grid-template-columns: auto 1fr auto;
        align-items: center;
        flex-wrap: nowrap;
        gap: 16px;
    }

    .navbar-brand {
        justify-self: start;
        align-self: center;
        flex-shrink: 0;
        min-width: max-content;
        max-width: none;
    }

    .brand-wordmark {
        max-width: none;
        overflow: visible;
        text-overflow: clip;
        font-size: 0.88rem;
    }

    .nav-center {
        justify-self: center;
        flex-basis: auto;
        display: flex !important;
        justify-content: center;
        min-width: 0;
    }

    .nav-center .navbar-nav {
        flex-direction: row;
        gap: 2px;
        margin: 0 !important;
        flex-wrap: nowrap;
    }

    .nav-tools {
        margin-left: 0;
        justify-self: end;
        min-width: max-content;
    }
}

@media (min-width: 992px) and (max-width: 1199px) {
    .main-nav .nav-link {
        padding: 10px 10px !important;
        font-size: 0.84rem;
    }

    .brand-wordmark { font-size: 0.82rem; }
}

.site-header:not(.is-scrolled) .brand-wordmark {
    color: #fff;
}

.nav-tool-link,
.nav-tool-btn {
    flex: 0 0 40px;
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    aspect-ratio: 1;
    padding: 0;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    line-height: 1;
}

.nav-tool-link:hover,
.nav-tool-btn:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}

.site-header:not(.is-scrolled) .nav-tool-link,
.site-header:not(.is-scrolled) .nav-tool-btn {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.18);
    color: #fff;
}

.site-header:not(.is-scrolled) .nav-tool-link:hover,
.site-header:not(.is-scrolled) .nav-tool-btn:hover {
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
}

.nav-mobile-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
    flex-shrink: 0;
    min-height: 40px;
}

.main-nav .navbar-collapse {
    flex-basis: 100%;
}

.main-nav .nav-link {
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 10px 14px !important;
    border-radius: 999px;
}

.site-header:not(.is-scrolled) .main-nav .nav-link {
    color: rgba(255, 255, 255, 0.88);
}

.main-nav .nav-link:hover,
.main-nav .nav-link.active {
    color: var(--color-accent);
    background: rgba(3, 105, 161, 0.08);
}

.site-header:not(.is-scrolled) .main-nav .nav-link:hover,
.site-header:not(.is-scrolled) .main-nav .nav-link.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
}

.main-nav .nav-link::after { display: none; }

.nav-cta {
    flex-shrink: 0;
    white-space: nowrap;
    width: auto !important;
    min-width: max-content;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    padding: 10px 20px !important;
    font-size: 0.86rem !important;
    font-weight: 600;
    border-radius: 999px !important;
    min-height: 40px;
    line-height: 1.2;
}

.site-header:not(.is-scrolled) .nav-cta {
    background: #fff;
    color: var(--color-primary);
}

.site-header:not(.is-scrolled) .nav-cta:hover {
    background: var(--color-accent-light);
    color: var(--color-primary);
}

.navbar-toggler {
    border-color: var(--color-border);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    padding: 0;
}

.site-header:not(.is-scrolled) .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.25);
    filter: invert(1);
}

@media (max-width: 991px) {
    .nav-shell {
        border-radius: 16px;
        padding: 8px 12px;
    }

    .site-header:not(.is-scrolled) .nav-shell {
        background: rgba(15, 23, 42, 0.68);
        border-color: rgba(255, 255, 255, 0.14);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        box-shadow: 0 10px 36px rgba(15, 23, 42, 0.22);
    }

    .site-header:not(.is-scrolled) .brand-wordmark {
        color: #fff;
    }

    .site-header:not(.is-scrolled) .nav-tool-link,
    .site-header:not(.is-scrolled) .nav-tool-btn {
        background: rgba(255, 255, 255, 0.1);
        border-color: rgba(255, 255, 255, 0.24);
        color: #fff;
    }

    .site-header:not(.is-scrolled) .nav-tool-link:hover,
    .site-header:not(.is-scrolled) .nav-tool-btn:hover {
        background: rgba(255, 255, 255, 0.2);
        border-color: rgba(255, 255, 255, 0.35);
        color: #fff;
    }

    .site-header:not(.is-scrolled) .navbar-toggler {
        border-color: rgba(255, 255, 255, 0.35);
        filter: invert(1);
    }

    .main-nav .navbar-collapse {
        margin-top: 12px;
        padding-top: 8px;
    }
}

/* ── Search overlay ── */
.search-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.94);
    z-index: 9999;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 15vh;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
}

.search-overlay.active { opacity: 1; visibility: visible; }

.search-overlay-inner {
    width: 90%;
    max-width: 680px;
    position: relative;
}

.search-close {
    position: absolute;
    top: -50px;
    right: 0;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    min-width: 44px;
    min-height: 44px;
}

.search-overlay h3 {
    color: #fff;
    font-family: var(--font-heading);
    margin-bottom: 24px;
}

.search-box-lg {
    display: flex;
    align-items: stretch;
    gap: 0;
}

.search-box-lg input {
    flex: 1;
    min-width: 0;
    height: 44px;
    padding: 0 16px;
    border: 1px solid rgba(56, 189, 248, 0.55);
    border-right: none;
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    font-size: 0.95rem;
    line-height: 1.4;
    outline: none;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.search-box-lg input::placeholder { color: rgba(255, 255, 255, 0.4); }

.search-box-lg button {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 44px;
    padding: 0 18px;
    background: var(--color-accent);
    border: 1px solid var(--color-accent);
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    cursor: pointer;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    transition: background var(--transition);
}

.search-box-lg button:hover { background: var(--color-accent-hover); }

@media (max-width: 575px) {
    .search-overlay {
        padding-top: 12vh;
    }

    .search-overlay h3 {
        font-size: 1.25rem;
        margin-bottom: 16px;
    }

    .search-box-lg input {
        height: 42px;
        padding: 0 12px;
        font-size: 0.9rem;
    }

    .search-box-lg button {
        height: 42px;
        padding: 0 14px;
        font-size: 0.86rem;
        gap: 4px;
    }
}

.search-results { margin-top: 32px; }

.search-result-group { margin-bottom: 24px; }

.search-result-group h5 {
    color: var(--color-accent-light);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.search-result-item {
    display: block;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-sm);
    color: #fff;
    margin-bottom: 8px;
    transition: background var(--transition);
}

.search-result-item:hover { background: rgba(255, 255, 255, 0.12); color: #fff; }

/* ── Sections ── */
.section { padding: clamp(56px, 8vw, 96px) 0; }
.section-alt { background: var(--color-bg-alt); }

.section-header {
    margin-bottom: clamp(36px, 5vw, 56px);
}

.section-header--left {
    text-align: left;
    max-width: 640px;
}

.section-header--split {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
    flex-wrap: wrap;
}

.section-header .section-label {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 10px;
}

.section-header h2 {
    font-size: clamp(1.6rem, 3.5vw, 2.25rem);
    line-height: 1.15;
    margin-bottom: 12px;
}

.section-header p {
    color: var(--color-text-light);
    font-size: 1rem;
    margin: 0;
    max-width: 560px;
}

.section-header--left p { margin: 0; }

.section-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    font-weight: 600;
    font-size: 0.92rem;
}

/* ── Intro band ── */
.intro-band {
    background: var(--color-primary);
    color: rgba(255, 255, 255, 0.9);
    padding: clamp(40px, 6vw, 64px) 0;
    position: relative;
    overflow: hidden;
}

.intro-band::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -5%;
    width: 480px;
    height: 480px;
    background: radial-gradient(circle, rgba(3, 105, 161, 0.35) 0%, transparent 70%);
    pointer-events: none;
}

.intro-band-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 32px;
    align-items: center;
    position: relative;
}

.intro-band .section-label { color: var(--color-accent-light); }

.intro-band h2 {
    color: #fff;
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin: 8px 0 12px;
}

.intro-band p {
    color: rgba(255, 255, 255, 0.72);
    margin: 0;
    max-width: 560px;
}

.intro-band-stats {
    display: flex;
    gap: 16px;
}

.stat-item {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius);
    padding: 20px 24px;
    text-align: center;
    min-width: 100px;
}

.stat-item strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--color-accent-light);
    margin-bottom: 4px;
}

.stat-item span {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.65);
}

/* ── Process steps ── */
.process-steps {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.process-step {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.process-step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.process-num {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.process-step h3 {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.process-step p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin: 0;
}

/* ── CTA ── */
.cta-section {
    padding: clamp(48px, 6vw, 80px) 0;
    background: var(--color-bg);
}

.cta-panel {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
    border-radius: calc(var(--radius) + 4px);
    padding: clamp(32px, 5vw, 56px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 32px;
    flex-wrap: wrap;
    position: relative;
    overflow: hidden;
}

.cta-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.cta-content { position: relative; max-width: 520px; }
.cta-content .section-label { color: rgba(255, 255, 255, 0.75); }
.cta-content h2 { color: #fff; margin-bottom: 8px; }
.cta-content p { color: rgba(255, 255, 255, 0.82); margin: 0; }

.cta-actions {
    position: relative;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.cta-btn-light {
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.55) !important;
}
.cta-btn-light:hover {
    background: rgba(255, 255, 255, 0.15) !important;
    color: #fff !important;
    border-color: #fff !important;
}

/* ── Buttons ── */
.btn-gold {
    background: var(--color-accent);
    color: #fff;
    border: none;
    padding: 12px 28px;
    font-weight: 600;
    font-size: 0.92rem;
    letter-spacing: 0.02em;
    border-radius: var(--radius-sm);
    transition: background var(--transition), transform 100ms ease-out, box-shadow var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    cursor: pointer;
}

.btn-gold:hover {
    color: #fff;
    background: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(3, 105, 161, 0.3);
}

.btn-gold:active { transform: scale(0.98); }

.btn-outline-gold {
    background: transparent;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
    padding: 10px 24px;
    font-weight: 600;
    font-size: 0.92rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    cursor: pointer;
}

.btn-outline-gold:hover {
    background: var(--color-accent);
    color: #fff;
}

/* ── Hero 全屏背景轮播 ── */
.hero-banner {
    position: relative;
    height: 100vh;
    height: 100dvh;
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--color-primary);
    overflow: hidden;
}

.hero-track {
    position: absolute;
    inset: 0;
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.55s ease, visibility 0.55s;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 1;
}

.hero-slide-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    z-index: 0;
}

.hero-visual-fallback {
    background:
        radial-gradient(circle at 30% 20%, rgba(3, 105, 161, 0.35), transparent 50%),
        linear-gradient(135deg, #1e293b, #0f172a);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(
        105deg,
        rgba(15, 23, 42, 0.88) 0%,
        rgba(15, 23, 42, 0.62) 42%,
        rgba(15, 23, 42, 0.35) 100%
    );
    pointer-events: none;
}

.hero-slide--gif .hero-overlay {
    background: linear-gradient(
        105deg,
        rgba(15, 23, 42, 0.72) 0%,
        rgba(15, 23, 42, 0.48) 50%,
        rgba(15, 23, 42, 0.28) 100%
    );
}

.hero-slide-inner {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    align-items: center;
    padding-top: clamp(72px, 12vh, 120px);
    padding-bottom: clamp(88px, 14vh, 120px);
}

.hero-slide .hero-content {
    color: #fff;
    max-width: 640px;
}

.hero-content .hero-label {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-accent-light);
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(12px);
    animation: fadeUp 0.5s 0.15s forwards;
}

.hero-content h1 {
    font-size: clamp(2rem, 4.8vw, 3.25rem);
    color: #fff;
    line-height: 1.08;
    margin-bottom: 18px;
    opacity: 0;
    transform: translateY(16px);
    animation: fadeUp 0.5s 0.28s forwards;
}

.hero-content p {
    font-size: clamp(0.98rem, 1.8vw, 1.12rem);
    color: rgba(255, 255, 255, 0.76);
    margin-bottom: 28px;
    line-height: 1.75;
    max-width: 460px;
    opacity: 0;
    transform: translateY(16px);
    animation: fadeUp 0.5s 0.4s forwards;
}

.hero-content .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    opacity: 0;
    transform: translateY(16px);
    animation: fadeUp 0.5s 0.52s forwards;
}

.hero-btn-outline {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.42);
    background: transparent;
}

.hero-btn-outline:hover {
    color: var(--color-primary);
    background: #fff;
    border-color: #fff;
}

.hero-controls {
    position: absolute;
    left: 50%;
    bottom: clamp(28px, 5vh, 48px);
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.hero-fraction {
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    color: rgba(255, 255, 255, 0.55);
    min-width: 52px;
}

.hero-fraction #hero-current { color: #fff; }

.hero-fraction-sep { margin: 0 4px; opacity: 0.45; }

.hero-dots {
    display: flex;
    align-items: center;
    gap: 8px;
}

.hero-dot {
    width: 8px;
    height: 8px;
    padding: 0;
    min-height: unset;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.28);
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease, width 0.2s ease;
}

.hero-dot:hover { background: rgba(255, 255, 255, 0.5); }

.hero-dot.active {
    width: 8px;
    height: 8px;
    background: #fff;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.18);
}

@keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
}

/* ── 首页：信任条 ── */
.home-trust {
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    padding: 0;
    margin-top: -1px;
}

.home-trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
}

.trust-block {
    padding: clamp(28px, 4vw, 40px) clamp(20px, 3vw, 32px);
    border-right: 1px solid var(--color-border);
}

.trust-num {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    color: var(--color-accent);
    margin-bottom: 10px;
}

.trust-block h3 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.trust-block p {
    margin: 0;
    color: var(--color-text-light);
    font-size: 0.88rem;
}

/* trust-cta removed */

/* ── 首页：编辑式双栏 ── */
.home-editorial {
    padding: clamp(56px, 8vw, 96px) 0;
    background: var(--color-bg);
    overflow-x: clip;
}

.editorial-wrap {
    max-width: 1320px;
    padding-left: clamp(16px, 3vw, 32px);
    padding-right: clamp(16px, 3vw, 32px);
}

.editorial-layout {
    display: grid;
    grid-template-columns: minmax(240px, 320px) 1fr;
    gap: clamp(32px, 5vw, 72px);
    align-items: start;
}

.editorial-aside {
    position: sticky;
    top: calc(var(--header-height) + 24px);
}

.editorial-aside h2 {
    font-size: clamp(1.6rem, 3vw, 2rem);
    margin: 8px 0 12px;
}

.editorial-aside > p {
    color: var(--color-text-light);
    margin-bottom: 28px;
}

.editorial-steps {
    list-style: none;
    padding: 0;
    margin: 0 0 24px;
    border-left: 2px solid var(--color-border);
}

.editorial-steps li {
    padding: 0 0 18px 18px;
    position: relative;
}

.editorial-steps li::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 6px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-accent);
}

.editorial-steps strong {
    display: block;
    font-family: var(--font-heading);
    color: var(--color-primary);
    margin-bottom: 2px;
}

.editorial-steps span {
    font-size: 0.86rem;
    color: var(--color-text-light);
}

/* ── 品牌 / 产品横向轮播（无滚动条，可拖拽） ── */
.home-brands-panel { padding: clamp(48px, 6vw, 72px) 0; }

.brands-panel-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.brands-panel-head p {
    margin: 0;
    max-width: 420px;
    color: var(--color-text-light);
}

.brands-carousel,
.products-carousel {
    position: relative;
}

.brands-carousel-viewport,
.products-carousel-viewport {
    overflow: hidden;
    margin: 0 -4px;
    padding: 4px;
    cursor: grab;
    touch-action: pan-y;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.brands-carousel-track img,
.products-carousel-track img {
    -webkit-user-drag: none;
}

.brands-carousel-track a,
.products-carousel-track a {
    touch-action: manipulation;
}

.brands-carousel-viewport.is-dragging,
.products-carousel-viewport.is-dragging {
    cursor: grabbing;
    user-select: none;
}

.brands-carousel-viewport.is-dragging .brands-carousel-track a,
.products-carousel-viewport.is-dragging .products-carousel-track a {
    user-select: none;
}

.brands-carousel-viewport::-webkit-scrollbar,
.products-carousel-viewport::-webkit-scrollbar {
    display: none;
}

.brands-carousel-track,
.products-carousel-track {
    display: flex;
    flex-wrap: nowrap;
    gap: 16px;
    will-change: transform;
}

.brand-tile {
    flex: 0 0 min(300px, calc(100vw - 48px));
    width: min(300px, calc(100vw - 48px));
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 28px;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

@media (min-width: 768px) {
    .brand-tile {
        flex: 0 0 300px;
        width: 300px;
    }
}

.brand-tile:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.brands-carousel-viewport.is-dragging .brand-tile:hover,
.products-carousel-viewport.is-dragging .product-carousel-item .product-card:hover {
    transform: none;
    box-shadow: none;
}

.brand-tile h4 { font-size: 1.15rem; margin-bottom: 8px; }
.brand-tile p { color: var(--color-text-light); font-size: 0.88rem; margin-bottom: 16px; }

.brand-tile-link {
    font-size: 0.86rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* ── 产品自动轮播 ── */
.home-products-panel {
    padding: clamp(48px, 6vw, 72px) 0;
    background: #fff;
}

.product-carousel-item {
    flex: 0 0 min(280px, calc(100vw - 48px));
    width: min(280px, calc(100vw - 48px));
}

.product-carousel-item .product-card {
    width: 100%;
    height: 100%;
}

@media (min-width: 768px) {
    .product-carousel-item {
        flex: 0 0 260px;
        width: 260px;
    }
}

@media (min-width: 1200px) {
    .product-carousel-item {
        flex: 0 0 280px;
        width: 280px;
    }
}

.panel-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 28px;
    gap: 16px;
}

.panel-head h2 { margin: 6px 0 0; }

.panel-link {
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

/* ── 资讯案例双栏杂志布局 ── */
.home-insights {
    padding: clamp(56px, 8vw, 88px) 0;
    background: var(--color-bg-alt);
}

.insights-head { margin-bottom: 32px; }
.insights-head h2 { margin-top: 8px; }

.insights-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.insights-col {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: calc(var(--radius) + 4px);
    padding: 24px;
}

.insights-col-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.insights-col-head h3 {
    font-size: 1.05rem;
    margin: 0;
}

.insights-col-head a {
    font-size: 0.86rem;
    font-weight: 600;
}

.insight-featured {
    display: block;
    color: inherit;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--color-border);
    margin-bottom: 12px;
    transition: box-shadow var(--transition), transform var(--transition);
}

.insight-featured:hover {
    color: inherit;
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.insight-featured-media {
    height: 160px;
    background: var(--color-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    color: var(--color-text-light);
}

.insight-featured-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.insight-featured-body { padding: 16px 18px 18px; }

.insight-featured-body time,
.insight-tag {
    font-size: 0.75rem;
    color: var(--color-accent);
    font-weight: 600;
    letter-spacing: 0.04em;
}

.insight-featured-body h4 {
    font-size: 1rem;
    margin: 8px 0;
}

.insight-featured-body p {
    margin: 0;
    color: var(--color-text-light);
    font-size: 0.86rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.insight-row {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 12px;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
    color: inherit;
    font-size: 0.9rem;
}

.insight-row:last-child { border-bottom: none; }

.insight-row time,
.insight-row .insight-tag {
    font-size: 0.72rem;
    color: var(--color-text-light);
    white-space: nowrap;
}

.insight-row span:nth-child(2) {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.insight-row i {
    color: var(--color-accent);
    opacity: 0;
    transition: opacity var(--transition);
}

.insight-row:hover i { opacity: 1; }

/* ── 首页 CTA ── */
.home-cta {
    padding: clamp(48px, 6vw, 72px) 0;
    background: var(--color-primary);
}

.home-cta-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 32px;
    flex-wrap: wrap;
}

.home-cta-copy .section-label { color: var(--color-accent-light); }
.home-cta-copy h2 { color: #fff; margin: 8px 0; }
.home-cta-copy p { color: rgba(255, 255, 255, 0.72); margin: 0; max-width: 480px; }

.home-cta-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.home-cta .btn-outline-gold {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.45);
}

.home-cta .btn-outline-gold:hover {
    background: #fff;
    color: var(--color-primary);
    border-color: #fff;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1rem;
}

.editorial-main {
    min-width: 0;
}

/* ── Advantages grid ── */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    align-items: start;
}

.advantage-card--lead {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 16px 20px;
    align-items: start;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    border-color: transparent;
    color: rgba(255, 255, 255, 0.92);
}

.advantage-card--lead h4 { color: #fff; }
.advantage-card--lead p { color: rgba(255, 255, 255, 0.72); }
.advantage-card--lead .advantage-icon {
    margin-bottom: 0;
    background: rgba(255, 255, 255, 0.12);
    color: var(--color-accent-light);
}

.advantage-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 14px 16px;
    align-items: start;
    background: var(--color-bg-card);
    padding: 20px 22px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.advantage-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.advantage-card--featured,
.advantage-card--lead {
    grid-column: 1 / -1;
}

.advantage-icon {
    width: 44px;
    height: 44px;
    margin-bottom: 0;
    background: rgba(3, 105, 161, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.advantage-card-body {
    min-width: 0;
}

.advantage-card h4 {
    font-size: 1.05rem;
    margin: 0 0 6px;
    line-height: 1.35;
}

.advantage-card p {
    color: var(--color-text-light);
    font-size: 0.88rem;
    line-height: 1.65;
    margin: 0;
}

/* ── Brand cards ── */
.brand-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 32px;
    text-align: left;
    transition: all var(--transition);
    height: 100%;
}

.brand-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.brand-badge {
    display: inline-block;
    background: var(--color-accent);
    color: #fff;
    font-size: 0.72rem;
    padding: 4px 12px;
    border-radius: 20px;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.brand-card h4 { font-size: 1.2rem; margin-bottom: 8px; }
.brand-card p { color: var(--color-text-light); font-size: 0.88rem; }

/* ── Product cards ── */
.product-card {
    background: var(--color-bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    color: inherit;
    text-decoration: none;
}

a.product-card:hover { color: inherit; }

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.product-card-img {
    height: 200px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
}

.product-card-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 16px;
    transition: transform var(--transition);
}

.product-card:hover .product-card-img img { transform: scale(1.04); }

.product-card-body {
    padding: 20px 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-card-tag {
    font-size: 0.72rem;
    color: var(--color-accent);
    font-weight: 600;
    letter-spacing: 0.04em;
    margin-bottom: 6px;
}

.product-card-body h5 { font-size: 1rem; margin-bottom: 8px; }

.product-card-body p {
    color: var(--color-text-light);
    font-size: 0.85rem;
    flex: 1;
}

.product-card-link {
    margin-top: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-accent);
}

/* ── News / Case cards ── */
.news-card,
.case-card {
    background: var(--color-bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    height: 100%;
    color: inherit;
    text-decoration: none;
}

a.news-card:hover,
a.case-card:hover { color: inherit; }

.news-card:hover,
.case-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
    border-color: var(--color-accent);
}

.news-card-img,
.case-card-img {
    height: 180px;
    background: var(--color-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    overflow: hidden;
}

.news-card-body,
.case-card-body { padding: 24px; }

.case-card-body { border-left: 4px solid var(--color-accent); }

.news-card-date,
.case-industry {
    font-size: 0.78rem;
    color: var(--color-accent);
    font-weight: 600;
    letter-spacing: 0.04em;
}

.case-industry { text-transform: uppercase; }

.news-card-body h5,
.case-card-body h5 {
    font-size: 1rem;
    margin: 8px 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-body p,
.case-card-body p {
    color: var(--color-text-light);
    font-size: 0.85rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0;
}

/* ── Page banner ── */
.page-banner {
    background: var(--color-primary);
    padding: clamp(64px, 10vw, 100px) 0 clamp(40px, 6vw, 60px);
    padding-top: calc(var(--header-height) + clamp(48px, 8vw, 72px));
    position: relative;
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -8%;
    width: 520px;
    height: 520px;
    background: radial-gradient(circle, rgba(3, 105, 161, 0.25) 0%, transparent 70%);
    pointer-events: none;
}

.page-banner::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
}

.page-banner h1 {
    color: #fff;
    font-size: clamp(1.75rem, 4vw, 2.4rem);
    position: relative;
}

.page-banner .breadcrumb {
    background: none;
    padding: 0;
    margin-top: 12px;
    position: relative;
}

.page-banner .breadcrumb-item,
.page-banner .breadcrumb-item a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

.page-banner .breadcrumb-item a:hover { color: var(--color-accent-light); }
.page-banner .breadcrumb-item.active { color: var(--color-accent-light); }
.page-banner .breadcrumb-item + .breadcrumb-item::before { color: rgba(255, 255, 255, 0.3); }

/* ── Filter / Pagination ── */
.filter-bar {
    background: var(--color-bg-card);
    padding: 20px 24px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    margin-bottom: 32px;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
}

.filter-bar select,
.filter-bar input {
    border: 1px solid var(--color-border);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    outline: none;
    min-height: 44px;
    transition: border-color var(--transition);
}

.filter-bar select:focus,
.filter-bar input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(3, 105, 161, 0.12);
}

.pagination-wrap {
    margin-top: 48px;
}

.pagination-bar {
    display: flex;
    align-items: stretch;
    gap: 10px;
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
}

.pagination-nav {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    min-width: 76px;
    padding: 10px 14px;
    min-height: 44px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--color-primary);
    font-weight: 500;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all var(--transition);
    cursor: pointer;
}

.pagination-nav:hover:not(.disabled) {
    background: var(--color-bg-alt);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.pagination-nav.disabled {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: none;
}

.pagination-pages {
    flex: 1 1 auto;
    min-width: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: rgba(3, 105, 161, 0.35) transparent;
    padding-bottom: 2px;
}

.pagination-pages .pagination {
    flex-wrap: nowrap;
    margin: 0;
    width: max-content;
    min-width: 100%;
    justify-content: center;
}

.pagination .page-link {
    color: var(--color-primary);
    background: #fff;
    border-color: var(--color-border);
    padding: 10px 14px;
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    transition: all var(--transition);
}

.pagination .page-ellipsis {
    min-width: 36px;
    letter-spacing: 0.08em;
    color: var(--color-text-light);
}

.pagination .page-item.active .page-link {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}

.pagination .page-link:hover {
    background: var(--color-bg-alt);
    border-color: var(--color-accent);
}

@media (max-width: 575px) {
    .pagination-bar {
        gap: 8px;
    }

    .pagination-nav {
        min-width: 68px;
        padding: 10px 10px;
        font-size: 0.84rem;
    }

    .pagination-pages .pagination {
        min-width: min-content;
        justify-content: flex-start;
    }

    .pagination .page-link {
        min-width: 40px;
        padding: 10px 12px;
    }
}

/* ── Detail pages ── */
.detail-gallery {
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    padding: 32px;
    text-align: center;
    border: 1px solid var(--color-border);
}

.detail-gallery-main {
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: zoom-in;
}

.detail-gallery-main img { max-height: 100%; object-fit: contain; }

.detail-thumbs {
    display: flex;
    gap: 8px;
    margin-top: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.detail-thumb {
    width: 64px;
    height: 64px;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    transition: border-color var(--transition);
}

.detail-thumb.active,
.detail-thumb:hover { border-color: var(--color-accent); }

.detail-info h1 { font-size: 1.8rem; margin-bottom: 8px; }

.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 24px;
    margin-bottom: 24px;
    font-size: 0.88rem;
    color: var(--color-text-light);
}

.detail-meta span { display: flex; align-items: center; gap: 6px; }

.detail-cover {
    margin-bottom: 24px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.detail-cover img {
    width: 100%;
    max-height: 420px;
    object-fit: cover;
    display: block;
}

.detail-desc {
    padding: 24px;
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    margin-top: 32px;
    border: 1px solid var(--color-border);
}

.detail-desc h4 { font-size: 1.1rem; margin-bottom: 16px; }

.pdf-viewer-wrap {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    background: #f8fafc;
}

.pdf-viewer-wrap iframe {
    width: 100%;
    height: min(720px, 80vh);
    border: none;
    display: block;
}

.pdf-section h4 i { color: var(--color-accent); margin-right: 8px; }

/* ── Contact ── */
.contact-form {
    background: var(--color-bg-card);
    padding: 40px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.contact-form .form-label {
    font-weight: 500;
    font-size: 0.88rem;
    color: var(--color-primary);
}

.contact-form .form-control {
    border: 1px solid var(--color-border);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    min-height: 44px;
    transition: border-color var(--transition);
}

.contact-form .form-control:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(3, 105, 161, 0.12);
}

.contact-info-card {
    background: var(--color-primary);
    color: #fff;
    padding: 40px;
    border-radius: var(--radius);
    height: 100%;
}

.contact-info-card h4 { color: var(--color-accent-light); margin-bottom: 24px; }

.contact-info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-info-item i {
    color: var(--color-accent-light);
    font-size: 1.2rem;
    margin-top: 4px;
}

.contact-info-item strong {
    display: block;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.6);
}

.contact-info-item span { font-size: 1rem; }

/* ── Footer ── */
.site-footer {
    background: var(--color-primary);
    color: rgba(255, 255, 255, 0.75);
}

.footer-main {
    padding: clamp(48px, 6vw, 72px) 0 clamp(32px, 4vw, 48px);
}

.footer-main h4,
.footer-main h5 {
    color: #fff;
    font-size: 1rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-brand h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: #fff;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.88rem;
}

.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }

.footer-links a {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.88rem;
    transition: color var(--transition);
}

.footer-links a:hover { color: var(--color-accent-light); }

.footer-contact {
    font-style: normal;
}

.footer-contact p {
    font-size: 0.88rem;
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.65);
}

.footer-contact i { color: var(--color-accent-light); margin-right: 8px; }

#footer-wechat {
    scroll-margin-top: calc(var(--header-height) + 24px);
    scroll-margin-bottom: 32px;
}

.wechat-qr {
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.78rem;
}

.wechat-qr i { font-size: 2rem; margin-bottom: 4px; color: var(--color-accent-light); }

.wechat-name { font-size: 0.82rem; margin-top: 8px; color: rgba(255, 255, 255, 0.55); }

.footer-partners a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.78rem;
    margin-right: 16px;
}

.footer-partners a:hover { color: var(--color-accent-light); }

.footer-bottom {
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 18px 0;
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-legal {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0;
    text-align: center;
    line-height: 1.7;
}

.footer-legal-sep {
    margin: 0 6px;
    color: rgba(255, 255, 255, 0.3);
    user-select: none;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition);
}

.footer-bottom a:hover { color: var(--color-accent-light); }

.footer-license-link { cursor: pointer; text-decoration: none; }

/* ── Float bar ── */
.float-contact {
    position: fixed;
    right: 20px;
    bottom: 80px;
    z-index: 900;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.float-item {
    width: 48px;
    height: 48px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 1rem;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    cursor: pointer;
    text-decoration: none;
}

.float-item span { display: none; }

.float-item:hover {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
    transform: scale(1.06);
}

.float-item:active { transform: scale(0.97); }

.float-top {
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.float-top.visible {
    opacity: 1;
    visibility: visible;
    background: var(--color-primary);
    color: var(--color-accent-light);
    border-color: var(--color-primary-light);
}

.float-top.visible:hover {
    background: var(--color-accent);
    color: #fff;
}

/* ── Lightbox ── */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.lightbox.active { opacity: 1; visibility: visible; }
.lightbox img { max-width: 90%; max-height: 90vh; object-fit: contain; }

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 24px;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    min-width: 44px;
    min-height: 44px;
}

/* ── Service / About ── */
.service-card {
    background: var(--color-bg-card);
    padding: 36px 28px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    text-align: left;
    transition: all var(--transition);
    height: 100%;
}

.service-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.service-card i {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 20px;
}

.service-card h4 { margin-bottom: 12px; }
.service-card p { color: var(--color-text-light); font-size: 0.9rem; }

.about-content {
    background: var(--color-bg-card);
    padding: clamp(28px, 4vw, 48px);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.about-content h3 {
    font-size: 1.35rem;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 3px solid var(--color-accent);
    display: inline-block;
}

.about-section-image { margin: 0 0 28px; text-align: center; }

.about-section-image img {
    max-width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.about-body img { max-width: 100%; height: auto; border-radius: var(--radius-sm); }

.loading-spinner {
    display: flex;
    justify-content: center;
    padding: 60px 0;
}

.spinner-border { color: var(--color-accent); }

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-text-light);
}

.empty-state i { font-size: 3rem; margin-bottom: 16px; opacity: 0.3; }

/* ── Responsive ── */
@media (max-width: 1199px) {
    .editorial-layout { grid-template-columns: 260px 1fr; }
}

@media (max-width: 991px) {
    :root { --header-total: 64px; }

    .hero-slide-inner {
        padding-top: 88px;
        padding-bottom: 96px;
        align-items: center;
    }

    .hero-controls {
        bottom: 24px;
    }

    .home-trust-grid {
        grid-template-columns: 1fr 1fr;
    }

    .editorial-layout {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .editorial-aside {
        position: static;
    }

    .editorial-steps {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 12px 16px;
        border-left: none;
        padding-top: 4px;
    }

    .editorial-steps li {
        padding: 12px 14px;
        background: #fff;
        border: 1px solid var(--color-border);
        border-radius: var(--radius-sm);
    }

    .editorial-steps li::before { display: none; }

    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .advantage-card {
        grid-template-columns: auto 1fr;
        gap: 12px 14px;
        padding: 18px 16px;
    }

    .advantage-card--lead {
        grid-template-columns: auto 1fr;
        gap: 12px 14px;
        padding: 18px 16px;
    }

    .advantage-icon {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }

    .advantage-card h4 {
        font-size: 1rem;
    }

    .advantage-card p {
        font-size: 0.86rem;
        line-height: 1.6;
    }

    .insights-grid {
        grid-template-columns: 1fr;
    }

    .contact-form,
    .contact-info-card { padding: 28px; }
}

@media (max-width: 767px) {
    .editorial-wrap {
        padding-left: 14px;
        padding-right: 14px;
    }

    .editorial-steps {
        grid-template-columns: 1fr 1fr;
    }

    .editorial-aside > p {
        margin-bottom: 20px;
    }

    .home-trust-grid {
        grid-template-columns: 1fr;
    }

    .trust-block { border-right: none; border-bottom: 1px solid var(--color-border); }

    .home-cta-grid {
        flex-direction: column;
        align-items: flex-start;
    }

    .home-cta-actions {
        width: 100%;
        flex-direction: column;
    }

    .home-cta-actions .btn-gold,
    .home-cta-actions .btn-outline-gold { width: 100%; }

    .detail-gallery-main { height: 280px; }

    .float-contact { right: 12px; bottom: 60px; }
    .float-item { width: 44px; height: 44px; }
}

@media (max-width: 480px) {
    .editorial-steps {
        grid-template-columns: 1fr;
    }

    .container { padding-left: 14px; padding-right: 14px; }

    .brand-wordmark { max-width: calc(100vw - 120px); font-size: 0.88rem; }

    .hero-slide-inner {
        padding-top: 80px;
        padding-bottom: 88px;
    }

    .hero-content h1 { font-size: clamp(1.4rem, 6vw, 1.85rem); }

    .hero-content .hero-actions {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }

    .hero-content .hero-actions .btn-gold,
    .hero-content .hero-actions .btn-outline-gold {
        width: 100%;
    }

    .hero-controls {
        flex-wrap: wrap;
        gap: 10px;
        max-width: calc(100% - 28px);
    }

    .section-header--split { flex-direction: column; align-items: flex-start; }

    .page-banner h1 { font-size: 1.5rem; }

    .btn-gold,
    .btn-outline-gold {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

@media (max-width: 360px) {
    .float-contact { right: 8px; bottom: 52px; gap: 6px; }
    .float-item { width: 40px; height: 40px; font-size: 0.85rem; }
}