/* ================================================
   SR MARK — Nordic Minimalist Shared Styles
   srmark/sr-base.css
   Used by: srmark/index.html + all brand sub-pages
   ================================================ */

/* ---- Fonts & Base ---- */
body {
    font-family: 'Montserrat', 'Noto Sans TC', sans-serif;
    background: #ffffff;
    color: #333333;
    line-height: 1.6;
    overflow-x: hidden;
}

html[data-lang="zh"] * {
    font-family: 'Noto Sans TC', 'Montserrat', sans-serif !important;
}

/* ---- Navbar ---- */
.navbar {
    background: #ffffff !important;
    border-bottom: 1px solid #e8e8e8;
    box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}
.navbar-brand img { height: 44px; transition: transform 0.3s ease; }
.navbar-brand img:hover { transform: scale(1.06); }
.navbar-nav { align-items: center; }
.nav-link {
    color: #333333 !important;
    font-weight: 400;
    font-size: 0.875rem;
    padding: 0.5rem 0.85rem;
    position: relative;
    transition: color 0.2s ease;
    text-decoration: none !important;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0.85rem;
    width: 0;
    height: 1px;
    background: #000000;
    transition: width 0.25s ease;
}
.nav-link:hover::after { width: calc(100% - 1.7rem); }
.nav-link:hover { color: #000000 !important; transform: none; }
.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
    box-shadow: none !important;
    background: transparent;
}
.navbar-toggler:focus { box-shadow: none !important; }
.navbar-toggler i {
    font-family: "Font Awesome 6 Free", sans-serif !important;
    font-weight: 900 !important;
    font-size: 1.1rem;
    color: #333333;
}
.lang-dropdown { display: flex; align-items: center; }
.lang-toggle {
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    padding: 0.5rem 0.75rem;
    color: #333333;
    text-decoration: none;
    transition: color 0.2s;
}
.lang-toggle img { margin-right: 0.4rem; }
.lang-toggle::after { display: none !important; }
.lang-toggle i {
    font-family: "Font Awesome 6 Free", sans-serif !important;
    font-weight: 900 !important;
    margin-left: 0.4rem;
    font-size: 0.75rem;
}
.dropdown-menu {
    border: none;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    border-radius: 0;
}
.dropdown-item {
    font-size: 0.85rem;
    padding: 0.5rem 1.2rem;
    color: #333333;
    transition: background 0.15s;
}
.dropdown-item:hover, .dropdown-item:focus {
    background: #f5f5f5;
    color: #000000;
    outline: none;
}
.dropdown-toggle:focus { box-shadow: none !important; }

/* ---- Breadcrumb ---- */
.breadcrumb-section {
    background: #ffffff;
    padding: 5.5rem 0 0.75rem;
}
.breadcrumb {
    background: none;
    padding: 0;
    margin: 0;
    font-size: 0.8rem;
}
.breadcrumb-item + .breadcrumb-item::before {
    content: "/";
    color: #cccccc;
}
.breadcrumb-item a {
    color: #999999;
    text-decoration: none;
    transition: color 0.2s;
}
.breadcrumb-item a:hover { color: #000000; }
.breadcrumb-item.active { color: #333333; font-weight: 500; }

/* ---- Eyebrow label ---- */
.eyebrow {
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: #aaaaaa;
    display: block;
    margin-bottom: 0.5rem;
}

/* ---- Section Title ---- */
.section-title {
    font-size: 1.9rem;
    font-weight: 300;
    letter-spacing: -0.02em;
    color: #000000;
    margin-bottom: 0.5rem;
}
.section-title-line {
    width: 30px;
    height: 1px;
    background: #000000;
    margin: 0 auto 3rem;
}

/* ---- View More Button ---- */
.view-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.4rem 1rem;
    background: #000000;
    color: #ffffff !important;
    text-decoration: none !important;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    border: 1px solid #000000;
    transition: all 0.25s ease;
}
.view-more-btn:hover {
    background: #ffffff;
    color: #000000 !important;
}
.view-more-btn i {
    font-family: "Font Awesome 6 Free", sans-serif !important;
    font-weight: 900 !important;
    font-size: 0.65rem;
}

/* ============================================
   OVERVIEW PAGE (srmark/index.html)
   ============================================ */

/* Hero */
.srmark-overview-hero {
    padding: 9.5rem 0 5.5rem;
    background: #ffffff;
    text-align: center;
    border-bottom: 1px solid #ebebeb;
}
.srmark-overview-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 300;
    color: #000000;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}
.srmark-overview-hero .hero-desc {
    font-size: 0.98rem;
    color: #666666;
    font-weight: 300;
    line-height: 1.95;
    max-width: 620px;
    margin: 0 auto;
}
.srmark-overview-hero .hero-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
    padding: 0.75rem 2.2rem;
    background: #000000;
    color: #ffffff !important;
    text-decoration: none !important;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: 1px solid #000000;
    transition: all 0.25s ease;
}
.srmark-overview-hero .hero-cta-btn:hover {
    background: #ffffff;
    color: #000000 !important;
}
.srmark-overview-hero .hero-cta-btn i {
    font-size: 0.65rem;
}

/* Filter bar */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    justify-content: center;
    padding: 4rem 1rem 3.5rem;
}
.filter-chip {
    padding: 0.32rem 0.95rem;
    border: 1px solid #d4d4d4;
    background: transparent;
    color: #666666;
    font-size: 0.72rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.2s ease;
    border-radius: 0;
    font-family: 'Montserrat', sans-serif;
}
.filter-chip:hover {
    border-color: #000000;
    color: #000000;
}
.filter-chip.active {
    background: #000000;
    color: #ffffff;
    border-color: #000000;
}

/* Brand card (overview grid) */
.brand-card {
    background: #ffffff;
    border: 1px solid #e8e8e8;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}
.brand-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 44px rgba(0,0,0,0.1);
}
.brand-card-img-wrap {
    overflow: hidden;
    aspect-ratio: 4/3;
    flex-shrink: 0;
}
.brand-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: grayscale(80%);
    transition: filter 0.45s ease, transform 0.45s ease;
}
.brand-card:hover .brand-card-img {
    filter: grayscale(0%);
    transform: scale(1.04);
}
.brand-card-body {
    padding: 1.1rem 1.35rem 1.4rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    flex: 1;
}
.brand-card-category {
    font-size: 0.66rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #aaaaaa;
    line-height: 1.2;
}
.brand-card-name {
    font-size: 0.95rem;
    font-weight: 500;
    color: #000000;
    line-height: 1.3;
    margin-bottom: 0.3rem;
}

/* ============================================
   BRAND DETAIL PAGE
   ============================================ */

/* Hero section */
.brand-hero-section {
    padding: 3rem 0 5rem;
    background: #ffffff;
}
.brand-main-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    display: block;
    box-shadow: 0 10px 36px rgba(0,0,0,0.07);
}
.brand-info {
    padding-left: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
}
.brand-category-badge {
    display: inline-block;
    background: #000000;
    color: #ffffff;
    padding: 0.26rem 0.8rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.2rem;
}
.brand-title {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 300;
    color: #000000;
    letter-spacing: -0.025em;
    line-height: 1.2;
    margin-bottom: 0.8rem;
}
.brand-title-sub {
    font-size: 0.65em;
    font-weight: 400;
    display: block;
    margin-top: 0.08em;
    letter-spacing: 0.01em;
    color: #555555;
}
.brand-tagline {
    font-size: 0.96rem;
    color: #555555;
    font-weight: 300;
    line-height: 1.85;
    margin-bottom: 1.5rem;
}
.brand-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}
.keyword-tag {
    padding: 0.2rem 0.65rem;
    border: 1px solid #d0d0d0;
    color: #888888;
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.03em;
}

/* About section */
.brand-about-section {
    padding: 5.5rem 0;
    background: #f9f9f9;
    border-top: 1px solid #eeeeee;
    border-bottom: 1px solid #eeeeee;
}
.brand-about-text {
    font-size: 0.98rem;
    color: #555555;
    font-weight: 300;
    line-height: 2;
}

/* Products section */
.brand-products-section {
    padding: 5.5rem 0;
    background: #ffffff;
}
.project-card {
    background: #ffffff;
    border: 1px solid #e8e8e8;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.project-card:hover {
    box-shadow: 0 10px 32px rgba(0,0,0,0.09);
}
.project-img-wrap {
    overflow: hidden;
    aspect-ratio: 4/3;
    flex-shrink: 0;
}
.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: grayscale(15%);
    transition: filter 0.35s ease, transform 0.35s ease;
}
.project-card:hover .project-img {
    filter: grayscale(0%);
    transform: scale(1.03);
}
.project-body {
    padding: 1.2rem 1.35rem 1.5rem;
    flex: 1;
}
.project-name {
    font-size: 0.93rem;
    font-weight: 600;
    color: #000000;
    margin-bottom: 0.5rem;
    line-height: 1.35;
}
.project-desc {
    font-size: 0.83rem;
    color: #666666;
    font-weight: 300;
    line-height: 1.75;
    margin: 0;
}

/* Product CTA buttons */
.product-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-top: 1rem;
    padding-top: 0.85rem;
    border-top: 1px solid #efefef;
}
.btn-product-link,
.btn-video-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.38rem 0.85rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    text-decoration: none !important;
    transition: all 0.22s ease;
    white-space: nowrap;
    cursor: pointer;
}
.btn-product-link {
    background: #000000;
    color: #ffffff !important;
    border: 1px solid #000000;
}
.btn-product-link:hover {
    background: #ffffff;
    color: #000000 !important;
}
.btn-video-link {
    background: transparent;
    color: #000000 !important;
    border: 1px solid #000000;
}
.btn-video-link:hover {
    background: #000000;
    color: #ffffff !important;
}
.btn-product-link i,
.btn-video-link i {
    font-size: 0.65rem;
    font-family: "Font Awesome 6 Free", sans-serif !important;
    font-weight: 900 !important;
}
.btn-video-link .fa-youtube {
    font-family: "Font Awesome 6 Brands", sans-serif !important;
    font-weight: 400 !important;
    font-size: 0.8rem;
}

/* Gallery section */
.brand-gallery-section {
    padding: 5.5rem 0;
    background: #f9f9f9;
    border-top: 1px solid #eeeeee;
}
.gallery-item {
    overflow: hidden;
    aspect-ratio: 1;
    border: 1px solid #e8e8e8;
}
.gallery-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: grayscale(25%);
    transition: filter 0.4s ease, transform 0.45s ease;
}
.gallery-item:hover .gallery-image {
    filter: grayscale(0%);
    transform: scale(1.05);
}

/* Related brands section */
.related-brands-section {
    padding: 5.5rem 0;
    background: #ffffff;
    border-top: 1px solid #eeeeee;
}

/* Footer */
footer {
    background: #111111;
    color: #ffffff;
    padding: 3rem 0;
    text-align: center;
}
footer .footer-nav {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}
footer .footer-nav a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 300;
    letter-spacing: 0.03em;
    transition: color 0.2s;
}
footer .footer-nav a:hover { color: #ffffff; }
footer p {
    color: rgba(255,255,255,0.35);
    font-size: 0.76rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    margin: 0;
}

/* ---- Responsive ---- */
@media (max-width: 991px) {
    .brand-info {
        padding-left: 0;
        margin-top: 2.5rem;
    }
}
@media (max-width: 768px) {
    .srmark-overview-hero { padding: 7.5rem 0 4rem; }
    .brand-hero-section { padding: 2rem 0 3.5rem; }
    .brand-about-section,
    .brand-products-section,
    .brand-gallery-section,
    .related-brands-section { padding: 3.5rem 0; }
    .section-title { font-size: 1.6rem; }
    .brand-title { font-size: 1.7rem; }
}
@media (max-width: 576px) {
    .navbar .lang-dropdown { order: 0; margin-right: 0.5rem; }
    .navbar .navbar-toggler { order: 1; }
}
@media (min-width: 577px) {
    .navbar .lang-dropdown { order: 2; margin-left: 1rem; }
}