/* ============================================
   强风锂电 - 新视觉方案 (style-new.css)
   主题: 深蓝#0a1628 + 科技蓝#00D4FF渐变
   兼容: 与原style.css共存，通过条件加载
   ============================================ */

/* === CSS Reset & Variables === */
:root {
    --q-primary: #0a1628;
    --q-primary-light: #132240;
    --q-secondary: #00D4FF;
    --q-secondary-dim: #0099cc;
    --q-accent: #00FFA3;
    --q-accent-dim: #00cc82;
    --q-dark: #060e1a;
    --q-bg: #0a1628;
    --q-bg-card: #0f1f3a;
    --q-bg-light: #152a4a;
    --q-text: #e8edf5;
    --q-text-dim: #8899b0;
    --q-text-heading: #ffffff;
    --q-border: rgba(0, 212, 255, 0.15);
    --q-glow: rgba(0, 212, 255, 0.3);
    --q-glow-accent: rgba(0, 255, 163, 0.25);
    --q-gradient-main: linear-gradient(135deg, #0a1628 0%, #132240 50%, #0a1628 100%);
    --q-gradient-hero: linear-gradient(160deg, #060e1a 0%, #0a1628 30%, #132240 60%, #0a1628 100%);
    --q-gradient-cta: linear-gradient(135deg, #00D4FF, #0099cc);
    --q-gradient-accent: linear-gradient(135deg, #00FFA3, #00cc82);
    --q-shadow-card: 0 4px 24px rgba(0, 212, 255, 0.08);
    --q-shadow-glow: 0 0 30px rgba(0, 212, 255, 0.15);
    --q-radius: 12px;
    --q-radius-lg: 20px;
    --q-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === Base Overrides === */
body.q-theme-active {
    background: var(--q-gradient-main);
    color: var(--q-text);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
}

/* === Header / Navigation === */
.q-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--q-border);
    transition: var(--q-transition);
}

.q-header .header-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.q-logo {
    font-size: 24px;
    font-weight: 800;
    color: var(--q-text-heading);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.q-logo span {
    background: var(--q-gradient-cta);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.q-logo .tag {
    font-size: 12px;
    font-weight: 500;
    color: var(--q-text-dim);
    background: var(--q-bg-light);
    padding: 2px 10px;
    border-radius: 20px;
    border: 1px solid var(--q-border);
    -webkit-text-fill-color: var(--q-text-dim);
    margin-left: 4px;
}

.q-nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.q-nav-links a {
    color: var(--q-text-dim);
    text-decoration: none;
    padding: 8px 18px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: var(--q-transition);
    position: relative;
}

.q-nav-links a:hover,
.q-nav-links a.active {
    color: var(--q-secondary);
    background: rgba(0, 212, 255, 0.08);
}

.q-nav-links a.mining-link {
    background: var(--q-gradient-cta);
    color: #fff !important;
    font-weight: 700;
    border-radius: 20px;
    padding: 6px 18px;
    font-size: 13px;
}

.q-nav-links a.mining-link:hover {
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.35);
}

/* === Hero Section === */
.q-hero {
    min-height: 85vh;
    background: var(--q-gradient-hero);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 70px;
}

.q-hero::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.q-hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--q-secondary), transparent);
    opacity: 0.3;
}

.q-hero-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 80px 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
    width: 100%;
}

.q-hero-badge {
    display: inline-block;
    background: rgba(0, 212, 255, 0.1);
    color: var(--q-secondary);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    margin-bottom: 24px;
    letter-spacing: 1px;
}

.q-hero h1 {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 800;
    color: var(--q-text-heading);
    line-height: 1.15;
    margin-bottom: 20px;
}

.q-hero h1 .highlight {
    background: var(--q-gradient-cta);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.q-hero p {
    font-size: clamp(16px, 1.5vw, 18px);
    color: var(--q-text-dim);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 540px;
}

.q-hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.q-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--q-gradient-cta);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    text-decoration: none;
    transition: var(--q-transition);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.25);
}

.q-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.35);
}

.q-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: transparent;
    color: var(--q-secondary);
    font-size: 15px;
    font-weight: 600;
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 10px;
    cursor: pointer;
    text-decoration: none;
    transition: var(--q-transition);
}

.q-btn-secondary:hover {
    background: rgba(0, 212, 255, 0.08);
    border-color: var(--q-secondary);
    transform: translateY(-2px);
}

.q-hero-media {
    display: flex;
    align-items: center;
    justify-content: center;
}

.q-hero-media img {
    max-width: 100%;
    height: auto;
    border-radius: var(--q-radius-lg);
    box-shadow: var(--q-shadow-glow);
}

/* === Section Common === */
.q-section {
    padding: 100px 0;
}

.q-section .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.q-section-title {
    text-align: center;
    margin-bottom: 60px;
}

.q-section-title h2 {
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 800;
    color: var(--q-text-heading);
    margin-bottom: 12px;
}

.q-section-title h2 .highlight {
    background: var(--q-gradient-cta);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.q-section-title p {
    color: var(--q-text-dim);
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.q-section-divider {
    width: 60px;
    height: 3px;
    background: var(--q-gradient-cta);
    border-radius: 3px;
    margin: 16px auto;
}

/* === Products Grid === */
.q-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.q-product-card {
    background: var(--q-bg-card);
    border: 1px solid var(--q-border);
    border-radius: var(--q-radius);
    padding: 32px 24px;
    transition: var(--q-transition);
    position: relative;
    overflow: hidden;
}

.q-product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--q-gradient-cta);
    opacity: 0;
    transition: var(--q-transition);
}

.q-product-card:hover {
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateY(-4px);
    box-shadow: var(--q-shadow-card);
}

.q-product-card:hover::before {
    opacity: 1;
}

.q-product-card .icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: rgba(0, 212, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}

.q-product-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--q-text-heading);
    margin-bottom: 10px;
}

.q-product-card p {
    font-size: 14px;
    color: var(--q-text-dim);
    line-height: 1.6;
    margin-bottom: 16px;
}

.q-product-card .tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.q-product-card .tags span {
    display: inline-block;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 6px;
    background: rgba(0, 212, 255, 0.08);
    color: var(--q-secondary);
    border: 1px solid rgba(0, 212, 255, 0.15);
}

/* === Mining Section === */
.q-mining-section {
    background: var(--q-gradient-main);
    padding: 100px 0;
    border-top: 1px solid var(--q-border);
    border-bottom: 1px solid var(--q-border);
}

.q-mining-section .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.q-mining-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-bottom: 60px;
}

.q-mining-header h2 {
    font-size: clamp(28px, 3vw, 38px);
    font-weight: 800;
    color: var(--q-text-heading);
    margin-bottom: 16px;
}

.q-mining-header p {
    color: var(--q-text-dim);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.q-mining-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.q-stat-card {
    background: var(--q-bg-card);
    border: 1px solid var(--q-border);
    border-radius: var(--q-radius);
    padding: 24px;
    text-align: center;
}

.q-stat-card .number {
    font-size: 32px;
    font-weight: 800;
    background: var(--q-gradient-cta);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.q-stat-card .label {
    font-size: 13px;
    color: var(--q-text-dim);
    margin-top: 6px;
}

/* === Features Grid === */
.q-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.q-feature-item {
    background: var(--q-bg-card);
    border: 1px solid var(--q-border);
    border-radius: var(--q-radius);
    padding: 28px 24px;
    text-align: center;
    transition: var(--q-transition);
}

.q-feature-item:hover {
    border-color: rgba(0, 212, 255, 0.25);
    transform: translateY(-3px);
}

.q-feature-item .emoji {
    font-size: 36px;
    margin-bottom: 16px;
    display: block;
}

.q-feature-item h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--q-text-heading);
    margin-bottom: 8px;
}

.q-feature-item p {
    font-size: 13px;
    color: var(--q-text-dim);
    line-height: 1.5;
}

/* === CTA Section === */
.q-cta-section {
    background: var(--q-gradient-main);
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.q-cta-section .container {
    max-width: 700px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

.q-cta-section h2 {
    font-size: clamp(28px, 3vw, 38px);
    font-weight: 800;
    color: var(--q-text-heading);
    margin-bottom: 16px;
}

.q-cta-section p {
    color: var(--q-text-dim);
    font-size: 16px;
    margin-bottom: 32px;
    line-height: 1.6;
}

/* === Mining Page Hero === */
.q-mining-hero {
    min-height: 55vh;
    background: linear-gradient(160deg, #060e1a 0%, #0a1628 40%, #0d1f35 70%, #0a1628 100%);
    display: flex;
    align-items: center;
    padding-top: 70px;
    position: relative;
    overflow: hidden;
}

.q-mining-hero .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 80px 24px;
    position: relative;
    z-index: 1;
}

.q-mining-hero h1 {
    font-size: clamp(36px, 4.5vw, 52px);
    font-weight: 800;
    color: var(--q-text-heading);
    margin-bottom: 16px;
}

.q-mining-hero h1 .highlight {
    background: var(--q-gradient-cta);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.q-mining-hero .subtitle {
    font-size: 18px;
    color: var(--q-text-dim);
    max-width: 650px;
    line-height: 1.7;
}

/* === Mining Products === */
.q-mine-products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.q-mine-card {
    background: var(--q-bg-card);
    border: 1px solid var(--q-border);
    border-radius: var(--q-radius);
    padding: 28px 24px;
    transition: var(--q-transition);
}

.q-mine-card:hover {
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateY(-4px);
    box-shadow: var(--q-shadow-card);
}

.q-mine-card .icon-emoji {
    font-size: 32px;
    margin-bottom: 14px;
    display: block;
}

.q-mine-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--q-text-heading);
    margin-bottom: 8px;
}

.q-mine-card p {
    font-size: 14px;
    color: var(--q-text-dim);
    line-height: 1.6;
}

.q-mine-card .specs {
    margin-top: 14px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.q-mine-card .specs span {
    font-size: 12px;
    padding: 3px 10px;
    background: rgba(0, 212, 255, 0.06);
    border: 1px solid rgba(0, 212, 255, 0.12);
    border-radius: 5px;
    color: var(--q-secondary);
}

/* === Report Card === */
.q-report-card {
    background: var(--q-bg-card);
    border: 1px solid var(--q-border);
    border-radius: var(--q-radius-lg);
    padding: 40px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 30px;
    align-items: center;
    margin-top: 40px;
}

.q-report-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--q-text-heading);
    margin-bottom: 8px;
}

.q-report-card p {
    color: var(--q-text-dim);
    font-size: 14px;
}

/* === Footer === */
.q-footer {
    background: var(--q-dark);
    border-top: 1px solid var(--q-border);
    padding: 60px 0 30px;
}

.q-footer .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.q-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.q-footer-brand h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--q-text-heading);
    margin-bottom: 12px;
}

.q-footer-brand h3 span {
    background: var(--q-gradient-cta);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.q-footer-brand p {
    font-size: 14px;
    color: var(--q-text-dim);
    line-height: 1.6;
    max-width: 320px;
}

.q-footer h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--q-text-heading);
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.q-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.q-footer ul li {
    margin-bottom: 8px;
}

.q-footer ul a {
    color: var(--q-text-dim);
    text-decoration: none;
    font-size: 14px;
    transition: var(--q-transition);
}

.q-footer ul a:hover {
    color: var(--q-secondary);
}

.q-footer-contact {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    margin-bottom: 12px;
    font-size: 14px;
    color: var(--q-text-dim);
}

.q-footer-bottom {
    border-top: 1px solid var(--q-border);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--q-text-dim);
}

/* === Mobile Menu === */
.q-mobile-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}

.q-mobile-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--q-text);
    border-radius: 2px;
    transition: var(--q-transition);
}

/* === Animations === */
.q-fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.q-fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.q-fade-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.q-fade-left.visible {
    opacity: 1;
    transform: translateX(0);
}

/* === Responsive === */
@media (max-width: 1024px) {
    .q-hero-inner {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    .q-hero p {
        margin: 0 auto 32px;
    }
    .q-hero-actions {
        justify-content: center;
    }
    .q-mining-header {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .q-footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .q-report-card {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .q-nav-links {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: rgba(10, 22, 40, 0.98);
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--q-border);
    }
    .q-nav-links.open {
        display: flex;
    }
    .q-mobile-btn {
        display: flex;
    }
    .q-section {
        padding: 60px 0;
    }
    .q-footer-grid {
        grid-template-columns: 1fr;
    }
    .q-mining-stats {
        grid-template-columns: 1fr;
    }
    .q-footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    .q-hero {
        min-height: auto;
    }
    .q-hero-inner {
        padding: 60px 16px;
    }
}