body {
    font-family: Inter, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: rgb(15 23 42);
}

.font-display {
    font-family: Outfit, Inter, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.hero-surface {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0b1120 100%);
    position: relative;
    overflow: hidden;
}

.hero-surface::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 9999px;
    background: rgba(245, 158, 11, 0.24);
    top: -150px;
    right: -80px;
    filter: blur(90px);
}

.hero-surface::after {
    content: "";
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 9999px;
    background: rgba(59, 130, 246, 0.14);
    left: -220px;
    bottom: -220px;
    filter: blur(95px);
}

.site-header {
    transition: box-shadow 0.3s ease, background-color 0.3s ease;
}

.site-header.is-sticky {
    box-shadow: 0 10px 25px -18px rgba(15, 23, 42, 0.45);
}

.nav-link {
    display: inline-flex;
    align-items: center;
    height: 2.5rem;
    padding: 0 0.65rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: rgb(180 83 9);
    background: rgb(255 247 237);
}

.submenu {
    position: absolute;
    min-width: 18rem;
    top: calc(100% + 0.5rem);
    left: 0;
    background: #ffffff;
    border: 1px solid rgb(226 232 240);
    border-radius: 0.75rem;
    box-shadow: 0 15px 35px -15px rgba(15, 23, 42, 0.35);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all 0.22s ease;
    padding: 0.45rem;
    z-index: 40;
}

.group:hover > .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.group:hover > .submenu.left-1\/2 {
    transform: translate(-50%, 0);
}

.third-level {
    left: 100%;
    top: -0.45rem;
}

.group\/third:hover > .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.submenu-link {
    display: block;
    padding: 0.65rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.86rem;
    color: rgb(51 65 85);
}

.submenu-link:hover {
    background: rgb(255 251 235);
    color: rgb(146 64 14);
}

.mobile-link {
    display: block;
    padding: 0.65rem 0.75rem;
    border-radius: 0.5rem;
}

.mobile-link:hover,
.mobile-link.active {
    color: rgb(146 64 14);
    background: rgb(255 251 235);
}

.mobile-toggle {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.65rem 0.75rem;
    border-radius: 0.5rem;
}

.mobile-toggle:hover {
    background: rgb(248 250 252);
}

.mobile-submenu {
    margin-left: 0.75rem;
    border-left: 1px solid rgb(226 232 240);
    padding-left: 0.5rem;
}

.value-card {
    border: 1px solid rgb(226 232 240);
    border-radius: 1rem;
    padding: 1.2rem;
    background: #ffffff;
    box-shadow: 0 14px 30px -24px rgba(15, 23, 42, 0.4);
    display: flex;
    flex-direction: column;
    min-height: 100%;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.value-card:hover {
    transform: translateY(-4px);
    border-color: rgb(251 191 36);
    box-shadow: 0 22px 40px -28px rgba(15, 23, 42, 0.5);
}

.value-card h2,
.value-card h3 {
    margin-top: 0.75rem;
    font-size: 1rem;
    font-weight: 700;
    color: rgb(15 23 42);
    line-height: 1.35;
}

.value-card p {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    line-height: 1.55;
    color: rgb(71 85 105);
    flex: 1;
}

.card-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.2) 0%, rgba(217, 119, 6, 0.12) 100%);
    color: rgb(180 83 9);
    font-size: 1rem;
}

.spec-table th,
.spec-table td {
    border-bottom: 1px solid rgb(226 232 240);
    padding: 0.95rem 1rem;
    vertical-align: top;
}

.spec-table th {
    width: 18%;
    color: rgb(15 23 42);
    font-weight: 700;
    background: rgb(248 250 252);
}

.spec-table td {
    width: 32%;
    color: rgb(51 65 85);
}

.factory-swiper .swiper-pagination-bullet-active {
    background: rgb(245 158 11);
}

.faq-item {
    background: #ffffff;
    border: 1px solid rgb(226 232 240);
    border-radius: 0.8rem;
    padding: 0.2rem 1rem;
}

.faq-item summary {
    cursor: pointer;
    list-style: none;
    font-weight: 700;
    color: rgb(15 23 42);
    padding: 1rem 0;
    position: relative;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: "+";
    position: absolute;
    right: 0;
    top: 1rem;
    color: rgb(217 119 6);
}

.faq-item[open] summary::after {
    content: "−";
}

.faq-item p {
    color: rgb(71 85 105);
    padding-bottom: 1rem;
}

.form-input {
    width: 100%;
    border: 1px solid rgb(203 213 225);
    border-radius: 0.65rem;
    padding: 0.75rem 0.9rem;
    outline: none;
    background: #ffffff;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus {
    border-color: rgb(245 158 11);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.17);
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
    opacity: 1;
    transform: translate(0, 0) scale(1);
}

.reveal-up {
    transform: translateY(40px);
}

.reveal-left {
    transform: translateX(-40px);
}

.reveal-right {
    transform: translateX(40px);
}

.reveal-scale {
    transform: scale(0.95);
}

/* Delay utilities for staggered reveals */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
/* Blog Article Content Styles */
.content {
    color: #334155;
    line-height: 1.8;
    font-size: 1.05rem;
}

.content h2 {
    font-family: Outfit, Inter, sans-serif;
    font-size: 1.875rem;
    font-weight: 700;
    color: #0f172a;
    margin-top: 2.5rem;
    margin-bottom: 1.25rem;
    scroll-margin-top: 140px;
}

.content h3 {
    font-family: Outfit, Inter, sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e293b;
    margin-top: 2rem;
    margin-bottom: 1rem;
    scroll-margin-top: 140px;
}

.content h4 {
    font-family: Outfit, Inter, sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    color: #1e293b;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.content p {
    margin-bottom: 1.5rem;
}

.content a {
    color: #d97706;
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color 0.2s;
}

.content a:hover {
    color: #b45309;
}

.content ul {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.content ol {
    list-style-type: decimal;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.content li {
    margin-bottom: 0.5rem;
}

.content img {
    max-width: 100%;
    height: auto;
    border-radius: 0.75rem;
    margin: 2rem auto;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.content figure {
    margin: 2.5rem 0;
}

.content figure img {
    margin: 0 auto 0.75rem auto;
}

.content figcaption {
    text-align: center;
    font-size: 0.875rem;
    color: #64748b;
    font-style: italic;
}

.content blockquote {
    border-left: 4px solid #f59e0b;
    background-color: #f8fafc;
    padding: 1.25rem 1.5rem;
    margin: 2rem 0;
    font-style: italic;
    color: #475569;
    border-radius: 0 0.5rem 0.5rem 0;
}

.content blockquote p:last-child {
    margin-bottom: 0;
}

.content code {
    background-color: #f1f5f9;
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-size: 0.875em;
    font-family: monospace;
    color: #0f172a;
}

.content pre {
    background-color: #0f172a;
    color: #f8fafc;
    padding: 1.5rem;
    border-radius: 0.75rem;
    overflow-x: auto;
    margin: 2rem 0;
}

.content pre code {
    background-color: transparent;
    padding: 0;
    color: inherit;
    font-size: 0.875rem;
}

.content table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    font-size: 0.95rem;
}

.content th, .content td {
    border: 1px solid #e2e8f0;
    padding: 0.75rem 1rem;
    text-align: left;
}

.content th {
    background-color: #f8fafc;
    font-weight: 600;
    color: #0f172a;
}

.content tr:nth-child(even) {
    background-color: #f8fafc;
}