/* ==========================================================================
       GLOBAL VARIABLES & RESET
       ========================================================================== */
:root {
    --bg-main: #FFFFFF;
    --bg-secondary: #F9F8F6; /* Limestone / Warm Beige tint */
    --bg-dark: #1A1A1A;
    --text-main: #2C2C2C;
    --text-muted: #5A5A5A;
    --text-light: #8A8A8A;
    --border-color: #D5D0C5;
    --border-light: #EBE9E4;
    --nav-height: 90px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    background-color: var(--bg-secondary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: var(--border-color);
    color: var(--text-main);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

img {
    max-width: 100%;
    display: block;
    object-fit: cover;
}

ul {
    list-style: none;
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */
h1, h2, h3, h4, h5, .font-heading {
    font-family: 'Montserrat', sans-serif;
}

.font-body {
    font-family: 'Inter', sans-serif;
}

.subheading {
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-light);
    margin-bottom: 16px;
    display: block;
    font-family: 'Montserrat', sans-serif;
}

.section-title {
    font-size: 30px;
    font-weight: 300;
    line-height: 1.3;
    font-family: 'Montserrat', sans-serif;
    margin-bottom: 24px;
}

@media (min-width: 768px) {
    .section-title { font-size: 36px; }
}

.paragraph {
    font-weight: 300;
    color: var(--text-muted);
    line-height: 1.8;
}

/* ==========================================================================
   LAYOUT & COMPONENTS
   ========================================================================== */
.section {
    padding: 96px 0;
}

@media (min-width: 768px) {
    .section { padding: 128px 0; }
}

.bg-white { background-color: var(--bg-main); }
.bg-secondary { background-color: var(--bg-secondary); }

.container {
    width: 100%;
    max-width: 1760px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .container { padding: 0 48px; }
}

.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 16px 40px;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-family: 'Montserrat', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    text-align: center;
    white-space: nowrap;
}

.btn-light {
    background-color: var(--border-light);
    color: var(--text-main);
}
.btn-light:hover {
    background-color: #FFFFFF;
}

.btn-outline-white {
    border-color: rgba(255,255,255,0.6);
    color: #FFFFFF;
    backdrop-filter: blur(4px);
}
.btn-outline-white:hover {
    background-color: #FFFFFF;
    color: var(--text-main);
}

.btn-outline-dark {
    border-color: var(--text-main);
    color: var(--text-main);
    background: transparent;
}
.btn-outline-dark:hover {
    background-color: var(--text-main);
    color: #FFFFFF;
}

.btn-dark {
    background-color: var(--text-main);
    color: #FFFFFF;
}
.btn-dark:hover {
    background-color: var(--text-muted);
}

.link-icon {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-family: 'Montserrat', sans-serif;
    border-bottom: 1px solid var(--text-main);
    border-top: none;
    border-left: none;
    border-right: none;
    background: transparent;
    color: var(--text-main);
    padding-bottom: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
    outline: none;
}
.link-icon:hover {
    color: var(--text-light);
    border-color: var(--text-light);
}
/* 去除 VIEW ALL SPACES 等按钮的边框 */
.link-icon.no-border {
    border-bottom: none !important;
    border-color: transparent !important;
    padding-bottom: 0;
}
.link-icon.no-border:hover {
    border-bottom: none !important;
    border-color: transparent !important;
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 50;
    padding: 24px 0;
    transition: all 0.5s ease-in-out;
    background-color: transparent;
}

.navbar.scrolled {
    background-color: var(--bg-secondary);
    padding: 16px 0;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    letter-spacing: 0.2em;
    font-size: 18px;
    transition: color 0.5s;
    cursor: pointer;
    z-index: 50;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

@media (min-width: 1024px) {
    .nav-actions {
        gap: 40px;
    }
}

.nav-links {
    display: none;
    gap: 40px;
    align-items: center;
}

@media (min-width: 1024px) {
    .nav-links { display: flex; }
}

.nav-link {
    font-size: 11px;
    letter-spacing: 0.1em;
    font-family: 'Montserrat', sans-serif;
    text-transform: uppercase;
    transition: opacity 0.5s, color 0.5s;
}

.nav-link:hover {
    opacity: 0.6;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    font-family: 'Montserrat', sans-serif;
    letter-spacing: 0.1em;
    z-index: 50;
}

.lang-divider {
    opacity: 0.5;
    transition: color 0.5s;
}

.lang-link {
    transition: opacity 0.5s, color 0.5s, font-weight 0.3s;
}

.lang-link:hover, .lang-link.active {
    opacity: 1;
    font-weight: 600;
}

.lang-link:not(.active) {
    opacity: 0.6;
}

/* Nav Themes - Handle Light / Dark text switching */
.navbar.theme-light .logo,
.navbar.theme-light .nav-link,
.navbar.theme-light .menu-btn,
.navbar.theme-light .lang-link,
.navbar.theme-light .lang-divider {
    color: #FFFFFF;
}

.navbar.theme-dark .logo,
.navbar.theme-dark .nav-link,
.navbar.theme-dark .menu-btn,
.navbar.theme-dark .lang-link,
.navbar.theme-dark .lang-divider {
    color: var(--text-main);
}

.menu-btn {
    background: none;
    border: none;
    cursor: pointer;
    z-index: 50;
    transition: color 0.5s;
}

@media (min-width: 1024px) {
    .menu-btn { display: none; }
}

.mobile-menu {
    position: fixed;
    inset: 0;
    background-color: var(--bg-secondary);
    z-index: 40;
    padding: 96px 24px 24px;
    transition: transform 0.5s ease-in-out;
    transform: translateY(-100%);
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.mobile-menu.open {
    transform: translateY(0);
}

.mobile-nav-link {
    display: block;
    font-size: 18px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-family: 'Montserrat', sans-serif;
    color: var(--text-main);
    border-bottom: 1px solid var(--border-light);
    padding-bottom: 16px;
}

/* --- Minimal Transparent Dropdown (Desktop) --- */
.nav-item-dropdown {
    position: relative;
    display: flex;
    align-items: center;
    height: 100%;
    padding: 10px 0;
}
.nav-link.has-dropdown {
    display: flex;
    align-items: center;
    gap: 6px;
}
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    transform: translateY(10px);
    background: transparent;
    border: none;
    padding: 16px 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    box-shadow: none;
    pointer-events: none;
    min-width: max-content;
}
.nav-item-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}
.dropdown-link {
    font-size: 11px;
    letter-spacing: 0.15em;
    font-family: 'Montserrat', sans-serif;
    text-transform: uppercase;
    transition: opacity 0.3s;
    position: relative;
    width: fit-content;
    text-align: left;
}
.dropdown-link::after {
    content: '';
    position: absolute;
    left: 0; bottom: -4px;
    width: 0;
    height: 1px;
    transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.dropdown-link:hover {
    opacity: 0.7;
}
.dropdown-link:hover::after {
    width: 100%;
}

/* Navbar Theme Sync for Dropdown Links (No Background) */
.navbar.theme-light .dropdown-link {
    color: #FFFFFF;
    text-shadow: 0 1px 4px rgba(0,0,0,0.4);
}
.navbar.theme-light .dropdown-link::after {
    background-color: #FFFFFF;
}
.navbar.theme-dark .dropdown-link {
    color: var(--text-main);
}
.navbar.theme-dark .dropdown-link::after {
    background-color: var(--text-main);
}

/* --- Dropdown Menus (Mobile) --- */
.mobile-dropdown-wrapper {
    border-bottom: 1px solid var(--border-light);
}
.mobile-nav-link.has-dropdown {
    border-bottom: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.mobile-dropdown-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    display: flex;
    flex-direction: column;
    background-color: transparent;
}
.mobile-dropdown-menu.open {
    max-height: 400px;
}
.mobile-sub-link {
    padding: 12px 0 12px 16px;
    font-size: 14px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-family: 'Montserrat', sans-serif;
    color: var(--text-muted);
    border-bottom: 1px solid rgba(0,0,0,0.05);
}
.mobile-sub-link:last-child {
    border-bottom: none;
    padding-bottom: 24px;
}
.dropdown-icon {
    transition: transform 0.3s ease;
}
.dropdown-icon.rotate {
    transform: rotate(180deg);
}

/* ==========================================================================
   1. HERO SECTION
   ========================================================================== */
.hero {
    position: relative;
    height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-color: var(--bg-dark);
}

.hero-slider {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transform: scale(1.05);
    transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 5;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 0 24px;
    max-width: 1200px;
    margin-top: 80px;
}

/* 给文字增加渐变过渡效果 */
.hero-title, .hero-subtitle, .hero-desc {
    transition: opacity 0.4s ease-in-out;
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.3em;
    font-size: 12px;
    margin-bottom: 24px;
    font-family: 'Montserrat', sans-serif;
}

@media (min-width: 768px) {
    .hero-subtitle { font-size: 14px; }
}

.hero-title {
    font-size: 36px;
    color: #FFFFFF;
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: 32px;
    text-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

@media (min-width: 768px) {
    .hero-title { font-size: 60px; }
}

@media (min-width: 1024px) {
    .hero-title { font-size: 72px; }
}

.hero-desc {
    color: rgba(255, 255, 255, 0.9);
    max-width: 670px;
    margin: 0 auto 48px;
    font-size: 14px;
    font-weight: 300;
    line-height: 1.6;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

@media (min-width: 768px) {
    .hero-desc { font-size: 16px; }
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 24px;
    justify-content: center;
    align-items: center;
    transition: opacity 0.4s ease-in-out;
}

@media (min-width: 640px) {
    .hero-buttons { flex-direction: row; }
}

.hero-buttons .btn {
    width: 100%;
}

@media (min-width: 640px) {
    .hero-buttons .btn { width: auto; }
}

.slider-controls {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 16px;
    z-index: 20;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background-color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s;
}

.slider-dot:hover {
    background-color: rgba(255, 255, 255, 0.7);
}

.slider-dot.active {
    background-color: #FFFFFF;
    transform: scale(1.25);
}

/* ==========================================================================
   2. WHY US
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 64px;
}

@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 5fr 7fr;
        gap: 96px;
    }
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px 64px;
}

@media (min-width: 640px) {
    .features-grid { grid-template-columns: 1fr 1fr; }
}

.feature-icon {
    margin-bottom: 20px;
}

.feature-title {
    font-size: 18px;
    margin-bottom: 12px;
    font-family: 'Montserrat', sans-serif;
}

.feature-desc {
    font-size: 14px;
    font-weight: 300;
    color: var(--text-muted);
}

/* ==========================================================================
   3. HOSPITALITY PROJECTS
   ========================================================================== */
.projects-header {
    display: flex;
    flex-direction: column;
    gap: 32px;
    margin-bottom: 64px;
}

@media (min-width: 768px) {
    .projects-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-end;
    }
}

.projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    /* 恢复为适中的白色间距，不过于宽，展现精致感 */
    gap: 12px;
}

.project-card {
    cursor: pointer;
    display: block;
    height: 100%;
    position: relative;
    /* 防止溢出或留白边缘 */
    overflow: hidden;
}

.project-img-wrapper {
    background-color: var(--border-light);
    width: 100%;
    height: 100%;
    position: relative;
    min-height: 250px; /* 移动端高度 */
}

.project-img-wrapper img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease;
}

/* 添加渐变遮罩层以确保文字清晰可读 */
.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0) 50%);
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.project-card:hover .project-overlay {
    opacity: 0.8;
}

.project-card:hover .project-img-wrapper img {
    transform: scale(1.05);
}

/* 文字容器绝对定位到图片左下方 */
.project-content {
    position: absolute;
    bottom: 24px;
    left: 24px;
    right: 24px;
    z-index: 2;
    pointer-events: none;
}

.project-card h4 {
    font-size: 18px;
    font-family: 'Montserrat', sans-serif;
    color: #FFFFFF;
    margin-top: 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.4);
}

.project-card p {
    font-size: 14px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.9);
    margin-top: 4px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.4);
}

/* 新图片排列规则：在不改变HTML前提下，利用CSS Grid进行绝对数学计算对齐
   - 左图宽度 10/20，高度维持 100%
   - 中间列整体宽度 6/20
   - 右边列宽度 4/20
   - 要求：中间列下方的图片高度精准减去原有基础上的八分之一。通过4条横向分割线和准确计算对应的行高像素（去除gap干扰），完美达成。
*/
@media (min-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(20, 1fr);
        /* 4 行代表版块中存在的所有横向分割。
           原总高度753px(包含gap)。
           Right: 3等分, 也就是 243px / 243px / 243px。
           Mid: 经过严密计算，减去1/8高度后，上方行高分配为 184.125px + 46.875px 拆解组合，让中上和中下两组严丝合缝对齐！
        */
        grid-template-rows: 243px 184.125px 46.875px 243px;
    }

    /* 左侧大图：占 10 列(50%宽度)，跨满 4 行对齐总高 */
    .proj-1 { grid-column: 1 / 11; grid-row: 1 / 5; }

    /* 中间列3图：精准吸收空间调整。中上变高，中下精准减去八分之一高度（=301.875px） */
    .proj-2 { grid-column: 11 / 17; grid-row: 1 / 3; }
    .proj-5 { grid-column: 11 / 14; grid-row: 3 / 5; }
    .proj-6 { grid-column: 14 / 17; grid-row: 3 / 5; }

    /* 最右侧3图：占 4 列(20%宽度)，保持纵向平均三等分对齐 */
    .proj-3 { grid-column: 17 / 21; grid-row: 1 / 2; }
    .proj-4 { grid-column: 17 / 21; grid-row: 2 / 4; }
    .proj-7 { grid-column: 17 / 21; grid-row: 4 / 5; }

    /* 桌面端高度由 grid 严格行高控制 */
    .project-img-wrapper {
        min-height: 0;
    }

    /* 适配右侧狭窄单元格里的主副标题字体和内边距，防止排版挤压破坏结构 */
    .proj-3 h4, .proj-4 h4, .proj-5 h4, .proj-6 h4, .proj-7 h4 { font-size: 14px; margin-top: 0; }
    .proj-3 p, .proj-4 p, .proj-5 p, .proj-6 p, .proj-7 p { font-size: 12px; }
    .proj-3 .project-content, .proj-4 .project-content, .proj-5 .project-content, .proj-6 .project-content, .proj-7 .project-content {
        bottom: 16px; left: 16px; right: 16px;
    }
}

/* 介于移动和桌面之间的平板模式适配 */
@media (min-width: 768px) and (max-width: 1023px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 280px;
        /* 平板端也保持间隙 */
        gap: 12px;
    }
    .proj-1 { grid-column: span 2; grid-row: span span 2; }
    .project-img-wrapper {
        min-height: 0;
    }
}

@media (max-width: 767px) {
    .project-img-wrapper {
        min-height: 250px;
    }
}

/* ==========================================================================
   4. OUTDOOR COLLECTIONS
   ========================================================================== */
.collections-header {
    text-align: center;
    margin-bottom: 64px;
}

/* ==========================================================================
   --- NEW SECTIONS CSS ---
   ========================================================================== */

/* NEW SECTION 1: Explore Our Collections */
.explore-grid { display: grid; gap: 12px; }
@media (min-width: 1024px) { .explore-grid { grid-template-columns: 1fr 1fr; } }

.explore-card { position: relative; overflow: hidden; display: block; background: var(--border-light); width: 100%; height: 100%; min-height: 300px;}
.explore-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s ease; }
.explore-card:hover img { transform: scale(1.05); }
.explore-card-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.3) 60%, rgba(0,0,0,0.1) 100%); transition: background 0.3s; pointer-events: none; }
.explore-card:hover .explore-card-overlay { background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.4) 60%, rgba(0,0,0,0.1) 100%); }
.explore-content-box { position: absolute; bottom: 32px; left: 32px; right: 32px; color: #fff; z-index: 2; pointer-events: none; }

.explore-right-wrapper { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; gap: 12px; }

.explore-card-large { min-height: 500px; }
@media (min-width: 1024px) { .explore-card-large { min-height: 600px; } }

.explore-title { font-size: 24px; font-family: 'Montserrat', sans-serif; margin-bottom: 12px; letter-spacing: 0.05em; }
.explore-sub-title { font-size: 16px; margin-bottom: 8px; font-family: 'Montserrat', sans-serif; }
.explore-desc { font-size: 14px; font-weight: 300; color: rgba(255,255,255,0.9); line-height: 1.6; margin-bottom: 24px; }
.explore-desc-small { font-size: 12px; font-weight: 300; color: rgba(255,255,255,0.85); line-height: 1.5; }

.explore-meta { margin-bottom: 12px; }
.explore-meta:last-child { margin-bottom: 0; }
.explore-meta span { display: block; font-size: 10px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.15em; margin-bottom: 4px; font-family: 'Montserrat', sans-serif; }
.explore-meta p { font-size: 12px; font-weight: 300; color: #fff; margin: 0; }

/* NEW SECTION 2: Collaboration */
.collab-layout { display: grid; gap: 12px; }
@media (min-width: 1024px) { .collab-layout { grid-template-columns: 65% 1fr; } }
.collab-main-img { position: relative; min-height: 400px; background: var(--border-light); overflow: hidden; }
.collab-main-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: brightness(0.95); }
.collab-main-title { position: absolute; bottom: 32px; left: 32px; color: #fff; font-size: 24px; font-family: 'Montserrat', sans-serif; z-index: 2; text-shadow: 0 2px 10px rgba(0,0,0,0.3); }

.collab-sub-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.collab-item { position: relative; aspect-ratio: 1; overflow: hidden; background: #eee; }
.collab-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; filter: brightness(0.85) contrast(1.05) saturate(1.1); }
.collab-item:hover img { transform: scale(1.05); filter: brightness(0.95) contrast(1.05) saturate(1.1); }
.collab-item-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%); pointer-events: none; }
.collab-item-title { position: absolute; bottom: 16px; left: 16px; right: 16px; color: #fff; font-size: 11px; z-index: 2; letter-spacing: 0.05em; font-family: 'Montserrat', sans-serif; text-shadow: 0 1px 3px rgba(0,0,0,0.5); }

/* NEW SECTION 4: Production */
.prod-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 640px) { .prod-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .prod-grid { grid-template-columns: repeat(4, 1fr); } }
.prod-card { text-align: left; }
.prod-img-wrap { width: 100%; aspect-ratio: 4/3; overflow: hidden; background: var(--border-light); margin-bottom: 16px; }
.prod-img-wrap img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.95) contrast(1.05); transition: transform 0.5s ease; }
.prod-card:hover .prod-img-wrap img { transform: scale(1.03); }
.prod-title { font-size: 14px; font-family: 'Montserrat', sans-serif; letter-spacing: 0.05em; color: var(--text-main); }

/* NEW SECTION 5: Certifications */
.cert-banner-wrapper { width: 100%; overflow: hidden; background-color: var(--border-light); margin-bottom: 48px; }
.cert-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }
.cert-badge { padding: 16px 24px; border: 1px solid var(--border-color); font-size: 13px; font-family: 'Montserrat', sans-serif; letter-spacing: 0.05em; color: var(--text-main); transition: all 0.3s ease; text-align: center; background: transparent; }
.cert-badge:hover { background: var(--text-main); color: #fff; border-color: var(--text-main); }

/* NEW SECTION 6: About */
.about-text-center { max-width: 900px; margin: 0 auto; text-align: center; }
.about-data-grid { display: grid; grid-template-columns: 1fr; gap: 40px; margin-top: 64px; text-align: center; border-top: 1px solid var(--border-color); padding-top: 64px; }
@media (min-width: 640px) { .about-data-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .about-data-grid { grid-template-columns: repeat(4, 1fr); } }
.data-title { font-size: 18px; font-family: 'Montserrat', sans-serif; color: var(--text-main); margin-bottom: 8px; font-weight: 500; }
.data-subtitle { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }

/* NEW SECTION 7: Contact Form */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 64px; }
@media (min-width: 1024px) { .contact-grid { grid-template-columns: 1fr 1fr; gap: 96px; align-items: stretch; } }
.contact-left-img { position: relative; width: 100%; height: 100%; min-height: 400px; background: var(--border-light); overflow: hidden; }
.contact-left-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

.contact-form-wrapper { display: flex; flex-direction: column; justify-content: center; padding: 24px 0; }
.contact-title-small { font-size: 24px; font-weight: 300; margin-bottom: 16px; line-height: 1.3; font-family: 'Montserrat', sans-serif; }
@media (min-width: 768px) { .contact-title-small { font-size: 32px; } }
.contact-desc { font-size: 14px; font-weight: 300; color: var(--text-muted); margin-bottom: 48px; line-height: 1.6; }
.contact-desc-bottom { font-size: 13px; font-weight: 300; color: var(--text-light); margin-top: 32px; border-top: 1px solid var(--border-light); padding-top: 24px; line-height: 1.6;}

/* Float Label Form Styling */
.form-row { display: grid; grid-template-columns: 1fr; gap: 48px; margin-bottom: 48px; align-items: flex-end; }
@media (min-width: 768px) { .form-row { grid-template-columns: 1fr 1fr; } }
.form-group { position: relative; }
.form-group.full-width { margin-top: 48px; }
.form-input { width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--border-color); color: var(--text-main); padding: 12px 0; font-family: 'Inter', sans-serif; font-size: 15px; transition: border-color 0.3s ease; outline: none; height: 48px; }
.form-input:focus { border-bottom-color: var(--text-main); }
.form-label { position: absolute; left: 0; top: 12px; color: var(--text-light); font-size: 14px; transition: all 0.3s ease; pointer-events: none; }
.form-input:focus ~ .form-label, .form-input:not(:placeholder-shown) ~ .form-label, select.form-input:focus ~ .form-label, select.form-input:valid ~ .form-label { top: -16px; font-size: 12px; color: var(--text-main); }
select.form-input { appearance: none; cursor: pointer; }
select.form-input:invalid { color: transparent; }
select.form-input option { color: var(--text-main); }
.select-arrow { position: absolute; right: 0; top: 16px; pointer-events: none; color: var(--text-light); }
.form-textarea { resize: none; height: 80px; }
.form-footer { display: flex; flex-direction: column; gap: 24px; padding-top: 24px; }
@media (min-width: 640px) { .form-footer { flex-direction: row; justify-content: space-between; align-items: center; } }
.file-upload-label { display: flex; align-items: center; gap: 12px; color: var(--text-light); font-size: 13px; cursor: pointer; transition: color 0.3s ease; }
.file-upload-label:hover { color: var(--text-main); }
.file-upload-input { display: none; }

/* ==========================================================================
   8. FOOTER
   ========================================================================== */
.footer {
    background-color: var(--bg-dark);
    color: #A0A0A0;
    font-family: 'Inter', sans-serif;
    padding: 100px 0 40px;
    font-size: 13px;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 80px;
    margin-bottom: 80px;
}

@media (max-width: 1024px) {
    .footer-top { grid-template-columns: 1fr 1fr; gap: 60px; }
}

@media (max-width: 640px) {
    .footer-top { grid-template-columns: 1fr; gap: 40px; }
}

.footer-logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    color: #ffffff;
    font-weight: 500;
    letter-spacing: 0.2em;
    display: block;
    margin-bottom: 24px;
}

.footer-desc {
    line-height: 1.8;
    font-weight: 300;
    max-width: 360px;
}

.social-icons {
    display: flex;
    gap: 16px;
    margin-top: 30px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: #ffffff;
    transition: all 0.4s ease;
}

.social-icons a:hover {
    background-color: #ffffff;
    color: var(--bg-dark);
    border-color: #ffffff;
    transform: translateY(-3px);
}

.social-icons svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.sitemap-col h5 {
    font-family: 'Montserrat', sans-serif;
    color: #ffffff;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 32px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.sitemap-col ul {
    margin-bottom: 24px;
}

.sitemap-col ul li {
    margin-bottom: 18px;
}

.sitemap-col ul li a {
    color: #A0A0A0;
    transition: color 0.3s;
    font-weight: 300;
}

.sitemap-col ul li a:hover {
    color: #ffffff;
}

.contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.6;
}

.contact-list svg {
    flex-shrink: 0;
    margin-top: 3px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    font-weight: 300;
}

@media (max-width: 640px) {
    .footer-bottom {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }
}

.footer-bottom a {
    transition: color 0.3s;
}

.footer-bottom a:hover {
    color: #ffffff;
}

.footer-links {
    display: flex;
    gap: 30px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-family: 'Montserrat', sans-serif;
}

/* ==========================================================================
   9. PAGE LOADER
   ========================================================================== */
.page-loader {
    position: fixed;
    inset: 0;
    background-color: var(--bg-dark);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.8s ease-out, visibility 0.8s ease-out;
}
.page-loader.hidden {
    opacity: 0;
    visibility: hidden;
}
.page-spinner {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-top-color: #FFFFFF;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    100% { transform: rotate(360deg); }
}