/* ============================================================
   YONGTAI WIRE — Main Stylesheet
   Design: Industrial / Steel Gray / Burnt Orange
   ============================================================ */

/* --- CSS Variables --- */
:root {
    --color-primary: #1a1f2e;
    --color-primary-light: #2d3548;
    --color-primary-dark: #0e1119;
    --color-accent: #e07217;
    --color-accent-hover: #c45d0e;
    --color-white: #ffffff;
    --color-off-white: #f8f7f4;
    --color-gray-50: #edebe8;
    --color-gray-100: #ddd9d3;
    --color-gray-200: #c5c0b8;
    --color-gray-300: #a8a29a;
    --color-gray-400: #8c8680;
    --color-gray-500: #6e6964;
    --color-gray-600: #54504b;
    --color-gray-700: #3d3935;
    --color-gray-800: #282522;
    --color-gray-900: #1a1816;
    --color-bg-light: #f0f4f8;
    --color-success: #2d6a4f;
    --color-error: #c0392b;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-heading: 'Playfair Display', 'Georgia', 'Times New Roman', serif;
    --header-height: 88px;
    --container-max: 1200px;
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 10px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 48px rgba(0,0,0,0.10);
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    scroll-padding-top: 72px;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-gray-700);
    background: var(--color-white);
    overflow-x: hidden;
    padding-top: 96px;
}

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

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary-light); }

ul { list-style: none; }

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

.section { padding: 100px 0; }

/* --- Typography --- */
.section__header { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.section__badge {
    display: inline-block; font-size: 0.8rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.12em;
    color: var(--color-primary); background: rgba(224,114,23,0.08);
    padding: 6px 16px; border-radius: 999px; margin-bottom: 16px;
}
.section__title {
    font-family: var(--font-heading); font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 700; color: var(--color-gray-900); line-height: 1.25; margin-bottom: 16px;
}
.section__desc {
    font-size: 1.1rem; color: var(--color-gray-500); max-width: 600px;
    margin: 0 auto; line-height: 1.7;
}
.section__label {
    display: inline-block; font-size: 0.75rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.14em; color: var(--color-accent); margin-bottom: 12px;
}

/* --- Section Backgrounds --- */
.section--white { background: var(--color-white); }

.section--dark {
    background-image:
        linear-gradient(rgba(14,17,25,0.65), rgba(14,17,25,0.72)),
        url('../images/capabilities-bg.jpg');
    background-size: cover; background-position: center; background-repeat: no-repeat;
    color: var(--color-white);
}
.section--dark .section__title { color: var(--color-white); }
.section--dark .section__desc { color: rgba(255,255,255,0.65); }
.section--dark .section__label { color: var(--color-accent); }

.section--why {
    background-image:
        linear-gradient(rgba(14,17,25,0.55), rgba(14,17,25,0.55)),
        url('../images/why-us-bg.jpg');
    background-size: cover; background-position: center; background-repeat: no-repeat;
    position: relative; color: var(--color-white);
}
.section--why .section__title { color: var(--color-white); }
.section--why .section__desc { color: rgba(255,255,255,0.7); }
.section--why .section__label { color: var(--color-accent); }
.section--why .container { position: relative; z-index: 1; }

.section--industries {
    background-image: url('../images/industries-bg.jpg');
    background-size: cover; background-position: center; background-repeat: no-repeat;
    position: relative; padding-bottom: 0;
}
.section--industries::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(14,17,25,0.55); pointer-events: none;
}
.section--industries .section__title { color: var(--color-white); }
.section--industries .section__desc { color: rgba(255,255,255,0.7); }
.section--industries .section__label { color: var(--color-accent); }
.section--industries .container { position: relative; z-index: 1; }

.section--products-home {
    background-image:
        linear-gradient(rgba(14,17,25,0.72), rgba(14,17,25,0.72)),
        url('../images/products-section-bg.jpg');
    background-size: cover; background-position: center; background-repeat: no-repeat;
    position: relative;
}
.section--products-home::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.15); pointer-events: none; z-index: 0;
}
.section--products-home .section__title { color: var(--color-white); }
.section--products-home .section__desc { color: rgba(255,255,255,0.7); }
.section--products-home .section__label { color: var(--color-accent); }
.section--products-home .container { position: relative; z-index: 1; }

/* --- Page Banner (sub-pages) --- */
.page-banner {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    text-align: center; color: var(--color-white);
}

/* Products page banner — factory image */
body[data-page="products"] .page-banner {
    background-image:
        linear-gradient(160deg, rgba(14,17,25,0.80) 0%, rgba(26,31,46,0.70) 100%),
        url('../images/products-banner-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
/* About page banner */
body[data-page="about"] .page-banner {
    background-image:
        linear-gradient(160deg, rgba(14,17,25,0.80) 0%, rgba(26,31,46,0.70) 100%),
        url('../images/about-banner-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
/* Contact page banner */
body[data-page="contact"] .page-banner {
    padding: 100px 0 50px;
    background-image:
        linear-gradient(160deg, rgba(14,17,25,0.70) 0%, rgba(26,31,46,0.55) 100%),
        url('../images/contact-banner-bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.page-banner .section__badge {
    color: rgba(255,255,255,0.85); background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.12);
}
.page-banner__title {
    font-family: var(--font-heading); font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 700; margin: 16px 0; line-height: 1.25;
}
.page-banner__desc {
    font-size: 1.1rem; color: rgba(255,255,255,0.7); max-width: 600px;
    margin: 0 auto; line-height: 1.7;
}

/* --- Buttons --- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    font-family: var(--font-family); font-weight: 600; border: 2px solid transparent;
    border-radius: var(--radius-sm); cursor: pointer; transition: all var(--transition-base);
    text-decoration: none; white-space: nowrap; min-height: 44px;
}
.btn--primary { background: var(--color-accent); color: var(--color-white); border-color: var(--color-accent); }
.btn--primary:hover {
    background: var(--color-accent-hover); border-color: var(--color-accent-hover);
    color: var(--color-white); transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(230,126,34,0.3);
}
.btn--outline { background: transparent; color: var(--color-white); border-color: rgba(255,255,255,0.6); }
.btn--outline:hover { background: rgba(255,255,255,0.1); border-color: var(--color-white); color: var(--color-white); }
.btn--sm { padding: 8px 20px; font-size: 0.9rem; }
.btn--lg { padding: 14px 32px; font-size: 1.05rem; }
.btn--full { width: 100%; }

/* --- Language Switch --- */
.lang-switch { display: inline-block; }
.lang-switch--header { flex-shrink: 0; }
.lang-switch__select {
    padding: 6px 10px; font-size: 0.8rem; font-weight: 600; color: var(--color-gray-600);
    background: transparent; border: 1px solid var(--color-gray-200); border-radius: var(--radius-sm);
    cursor: pointer; font-family: var(--font-family); min-height: 44px;
}
.lang-switch__select:focus { outline: none; border-color: var(--color-accent); }

/* ============================================================
   HEADER
   ============================================================ */
.header {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
    background: rgba(255,255,255,0.95); backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px); transition: all var(--transition-base);
    height: var(--header-height);
}
.header--scrolled { box-shadow: var(--shadow-sm); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 100%; gap: 12px; flex-wrap: nowrap; }
.header__actions { display: flex; flex-direction: column; align-items: flex-end; gap: 5px; }
.header__cta-group { display: flex; align-items: center; gap: 12px; }

/* Header contact row */
.header__contact { display: flex; align-items: center; gap: 6px; font-size: 0.75rem; color: var(--color-gray-500); flex-wrap: nowrap; }
.header__contact-item {
    display: inline-flex; align-items: center; gap: 5px; color: var(--color-gray-500);
    text-decoration: none; transition: color var(--transition-fast); white-space: nowrap; flex-shrink: 0;
}
.header__contact-item:hover { color: var(--color-primary); }
.header__contact-icon { width: 15px; height: 15px; flex-shrink: 0; stroke: var(--color-gray-400); }
.header__contact-item:hover .header__contact-icon { stroke: var(--color-primary); }
.header__contact-text { font-size: 0.725rem; }
.header__contact-divider { width: 1px; height: 14px; background: var(--color-gray-200); }
.header__socials { display: flex; align-items: center; gap: 2px; margin-left: 4px; }
.header__social {
    display: inline-flex; align-items: center; justify-content: center;
    width: 28px; height: 28px; border-radius: 6px; transition: all var(--transition-fast);
}
.header__social:hover { background: var(--color-gray-50); }
.header__social img { width: 16px; height: 16px; }

/* Logo */
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--color-gray-900); flex-shrink: 0; max-width: 100%; }
.logo__icon {
    width: 40px; height: 40px; flex-shrink: 0;
}
.logo__icon img { width: 100%; height: 100%; object-fit: contain; }
.logo__text { display: flex; flex-direction: column; min-width: 0; overflow: hidden; }
.logo__name { font-size: 0.9rem; font-weight: 700; letter-spacing: 0.01em; line-height: 1.3; color: var(--color-gray-900); }
.logo__sub { font-size: 0.65rem; color: var(--color-gray-400); font-weight: 500; line-height: 1.2; }
.logo--footer { max-width: 100%; } .logo--footer .logo__name { font-size: 0.9rem; color: var(--color-gray-900); }

/* Nav */
.nav { display: flex; align-items: center; gap: 4px; flex-wrap: nowrap; flex-shrink: 1; }
.nav__link {
    padding: 8px 14px; font-size: 0.93rem; font-weight: 500; color: var(--color-gray-600);
    border-radius: var(--radius-sm); transition: all var(--transition-fast); text-decoration: none; white-space: nowrap;
    min-height: 44px; display: inline-flex; align-items: center;
}
.nav__link:hover, .nav__link.active { color: var(--color-primary); background: rgba(224,114,23,0.06); }

/* Hamburger */
.hamburger {
    display: none; flex-direction: column; gap: 5px; background: none;
    border: none; cursor: pointer; padding: 8px; z-index: 1001;
}
.hamburger span { display: block; width: 26px; height: 2.5px; background: var(--color-gray-700); border-radius: 2px; transition: all var(--transition-base); }
.hamburger.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ============================================================
   HERO V2
   ============================================================ */
.hero-v2 {
    position: relative; min-height: 100vh; display: flex; align-items: center;
    background-image:
        linear-gradient(160deg, rgba(14,17,25,0.82) 0%, rgba(26,31,46,0.70) 40%, rgba(45,53,72,0.65) 100%),
        url('../images/hero-wire-bg.jpg');
    background-size: cover; background-position: center; background-repeat: no-repeat;
    color: var(--color-white); overflow: hidden;
}
.hero-v2::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background:
        radial-gradient(ellipse at 25% 60%, rgba(224,114,23,0.15) 0%, transparent 55%),
        radial-gradient(ellipse at 75% 20%, rgba(255,255,255,0.03) 0%, transparent 50%);
    pointer-events: none;
}
.hero-v2__content { position: relative; z-index: 2; padding: 120px 24px 80px; max-width: 960px; margin: 0 auto; text-align: center; }
.hero-v2__kicker {
    display: inline-block; font-size: 0.82rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.16em; color: var(--color-accent); margin-bottom: 24px;
    animation: fadeInUp 0.6s ease forwards;
}
.hero-v2__title {
    font-family: var(--font-heading); font-size: clamp(2.4rem, 5.5vw, 4rem);
    font-weight: 900; line-height: 1.1; margin-bottom: 28px; color: var(--color-white);
    animation: fadeInUp 0.6s ease 0.12s forwards;
}
.hero-v2__title span { color: var(--color-accent); }
.hero-v2__desc {
    font-size: 1.1rem; color: rgba(255,255,255,0.7); max-width: 680px;
    margin: 0 auto 40px; line-height: 1.75;
    animation: fadeInUp 0.6s ease 0.24s forwards;
}
.hero-v2__actions {
    display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.36s forwards;
}
.hero-v2__actions .btn--outline { color: rgba(255,255,255,0.85); border-color: rgba(255,255,255,0.4); }
.hero-v2__actions .btn--outline:hover { color: var(--color-white); border-color: var(--color-white); }
.hero-v2__stats {
    display: flex; gap: 48px; justify-content: center; flex-wrap: wrap;
    margin-top: 56px; padding-top: 36px;
    animation: fadeInUp 0.6s ease 0.48s forwards;
}
.hero-v2__stat { text-align: center; }
.hero-v2__stat-num { font-size: 2.2rem; font-weight: 800; color: var(--color-accent); line-height: 1; }
.hero-v2__stat-label { display: block; font-size: 0.82rem; color: rgba(255,255,255,0.55); margin-top: 4px; }
.hero-v2__photo-credit {
    margin-top: 28px; font-size: 0.72rem; color: rgba(255,255,255,0.35); text-align: center;
    animation: fadeInUp 0.6s ease 0.58s forwards;
}

/* ============================================================
   PRODUCTS GRID (Homepage)
   ============================================================ */
.products-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.product-item {
    background: var(--color-white); border-radius: var(--radius-lg); padding: 32px;
    border: 1px solid var(--color-gray-100);
    transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1.2);
    display: flex; gap: 20px; align-items: flex-start; text-decoration: none;
    color: inherit; position: relative; overflow: hidden;
}
.product-item:hover { box-shadow: var(--shadow-md); border-color: var(--color-gray-200); color: inherit; }
.product-item__icon {
    width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
    background: rgba(224,114,23,0.08); border-radius: var(--radius-md);
    color: var(--color-accent); flex-shrink: 0; z-index: 2; transition: none;
}
.product-item:hover .product-item__icon { background: var(--color-accent); color: var(--color-white); }
.product-item__icon svg { width: 22px; height: 22px; }
.product-item__text { z-index: 2; }
.product-item__text h4 {
    font-family: var(--font-heading); font-size: 1.05rem; font-weight: 700;
    color: var(--color-gray-900); margin-bottom: 4px; transition: none;
}
.product-item:hover .product-item__text h4 { color: var(--color-white); }
.product-item__text p { font-size: 0.88rem; color: var(--color-gray-500); line-height: 1.55; transition: none; }
.product-item:hover .product-item__text p { color: rgba(255,255,255,0.85); }
.product-item__cta {
    display: inline-flex; align-items: center; gap: 4px; margin-top: 10px;
    font-size: 0.85rem; font-weight: 600; color: var(--color-accent); transition: none;
}
.product-item:hover .product-item__cta { color: var(--color-white); }
.product-item__preview {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    opacity: 0; z-index: 1; transition: opacity 0.35s ease;
}
.product-item__preview::after {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(14,17,25,0.82) 0%, rgba(26,31,46,0.78) 100%);
}
.product-item__preview img { width: 100%; height: 100%; object-fit: cover; }
.product-item:hover .product-item__preview { opacity: 1; }

/* ============================================================
   PRODUCTS PAGE CARDS
   ============================================================ */
.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(540px, 1fr)); gap: 32px; }
.product-card {
    background: var(--color-white); border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-sm); border: 1px solid var(--color-gray-100);
    transition: all var(--transition-base); display: flex; flex-direction: column;
}
.product-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-gray-200); transform: translateY(-2px); }
.product-card__img-wrap { position: relative; overflow: hidden; aspect-ratio: 4 / 3; }
.product-card__img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.product-card:hover .product-card__img { transform: scale(1.05); }
.product-card__body { padding: 24px 28px 28px; flex: 1; display: flex; flex-direction: column; }
.product-card__title { font-family: var(--font-heading); font-size: 1.05rem; font-weight: 700; color: var(--color-gray-900); margin-bottom: 8px; }
.product-card__desc { font-size: 0.88rem; color: var(--color-gray-500); line-height: 1.55; margin-bottom: 16px; flex: 1; }
.product-card__specs { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.product-card__specs li { display: flex; align-items: baseline; gap: 8px; font-size: 0.85rem; color: var(--color-gray-600); }
.product-card__specs li::before { content: '•'; color: var(--color-accent); font-weight: 700; }
.product-card__specs li span { font-weight: 600; color: var(--color-gray-800); margin-right: 4px; }
.product-card__cta {
    display: inline-flex; align-items: center; gap: 6px; font-size: 0.85rem; font-weight: 600;
    color: var(--color-accent); text-decoration: none; transition: gap var(--transition-fast);
}
.product-card__cta:hover { gap: 10px; }

/* ============================================================
   INDUSTRIES GRID
   ============================================================ */
.industries-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; max-width: 800px; margin: 0 auto 32px; }
.industry-card {
    display: flex; flex-direction: column; align-items: flex-start; gap: 6px;
    padding: 28px 24px 24px; background: var(--color-white);
    border-radius: 10px; border: 1px solid var(--color-gray-100);
    text-align: left; transition: all var(--transition-base); position: relative; overflow: hidden;
}
.industry-card::after {
    content: ''; position: absolute; left: 0; top: 0; width: 3px; height: 100%;
    background: var(--color-accent); opacity: 0; transition: opacity var(--transition-fast);
}
.industry-card:hover { border-color: var(--color-accent); box-shadow: 0 6px 20px rgba(0,0,0,0.12); transform: translateY(-2px); }
.industry-card:hover::after { opacity: 1; }
.industry-card__icon {
    width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
    background: rgba(224,114,23,0.08); border-radius: 10px; color: var(--color-accent); margin-bottom: 4px;
}
.industry-card__icon svg { width: 22px; height: 22px; }
.industry-card__name { font-size: 0.95rem; font-weight: 700; color: var(--color-gray-800); }
.industry-card__desc { font-size: 0.78rem; color: var(--color-gray-400); line-height: 1.45; margin-top: 2px; }
.industries-more { text-align: center; font-size: 1.15rem; font-weight: 700; color: var(--color-accent); margin-top: 8px; }

/* ============================================================
   CAPABILITIES (Stats Section)
   ============================================================ */
.stats-section { padding: 0 0 80px; position: relative; }
.capabilities-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; margin: 56px 0 0; }
.cap-strip__num { font-family: var(--font-heading); font-size: 2.6rem; font-weight: 800; color: var(--color-accent); line-height: 1; display: block; }
.cap-strip__label { display: block; font-size: 0.9rem; color: rgba(255,255,255,0.6); margin-top: 8px; font-weight: 500; }
.capabilities-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 64px; }
.cap-feature { text-align: center; padding: 0 16px; }
.cap-feature__icon {
    width: 56px; height: 56px; margin: 0 auto 16px; display: flex; align-items: center;
    justify-content: center; background: rgba(255,255,255,0.08); border-radius: 50%; color: var(--color-accent);
}
.cap-feature__icon svg { width: 24px; height: 24px; }
.cap-feature h4 { font-family: var(--font-heading); font-size: 1rem; font-weight: 700; color: var(--color-white); margin-bottom: 6px; }
.cap-feature p { font-size: 0.88rem; color: rgba(255,255,255,0.55); line-height: 1.55; }
.stats-item { text-align: center; }
.stats-item__num { font-family: var(--font-heading); font-size: 2.6rem; font-weight: 800; color: var(--color-accent); line-height: 1; display: block; }

/* ============================================================
   WHY US
   ============================================================ */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 48px; }
.why-card {
    background: rgba(255,255,255,0.12); backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px); border-radius: var(--radius-lg);
    padding: 40px 32px; text-align: center; border: 1px solid rgba(255,255,255,0.15);
    transition: all var(--transition-base);
}
.why-card:hover { background: rgba(255,255,255,0.2); border-color: rgba(255,255,255,0.3); transform: translateY(-3px); }
.why-card__icon {
    width: 56px; height: 56px; margin: 0 auto 20px; display: flex; align-items: center;
    justify-content: center; background: rgba(224,114,23,0.15); border-radius: 50%; color: var(--color-accent);
}
.why-card__icon svg { width: 26px; height: 26px; }
.why-card h4 { font-family: var(--font-heading); font-size: 1.05rem; font-weight: 700; color: var(--color-white); margin-bottom: 10px; }
.why-card p { font-size: 0.9rem; color: rgba(255,255,255,0.7); line-height: 1.6; }

/* ============================================================
   CTA V2
   ============================================================ */
.cta-v2 { padding: 100px 0; background: var(--color-bg-light); text-align: center; }
.cta-v2__title { font-family: var(--font-heading); font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; color: var(--color-gray-900); margin-bottom: 16px; }
.cta-v2__desc { font-size: 1.05rem; color: var(--color-gray-500); max-width: 560px; margin: 0 auto 32px; line-height: 1.7; }
.cta-v2__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about__wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.about__visual { position: relative; }
.about__img-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.about__img-main { width: 100%; height: 100%; min-height: 300px; border-radius: var(--radius-lg); overflow: hidden; background: var(--color-gray-100); }
.about__img-sm { border-radius: var(--radius-md); overflow: hidden; min-height: 120px; }
.about__intro { padding: 24px 0; }
.about__content { font-size: 1.05rem; line-height: 1.8; color: var(--color-gray-600); }
.about__content p { margin-bottom: 16px; }
.about__features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 32px 0; }
.about__feature { display: flex; align-items: flex-start; gap: 12px; padding: 16px; background: var(--color-off-white); border-radius: var(--radius-md); }
.about__feature-icon { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: rgba(224,114,23,0.08); border-radius: var(--radius-sm); color: var(--color-accent); flex-shrink: 0; }
.about__feature-icon svg { width: 20px; height: 20px; }
.about__feature h4 { font-size: 0.95rem; font-weight: 700; color: var(--color-gray-800); margin-bottom: 4px; }
.about__feature p { font-size: 0.85rem; color: var(--color-gray-500); line-height: 1.5; }
.about__text { font-size: 1.05rem; line-height: 1.8; color: var(--color-gray-600); }

/* Certs */
.certs { margin-top: 60px; }
.certs__title { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 700; color: var(--color-gray-900); text-align: center; margin-bottom: 32px; }
.certs__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; }
.cert-card { text-align: center; padding: 28px 20px; background: var(--color-off-white); border-radius: var(--radius-lg); border: 1px solid var(--color-gray-100); transition: all var(--transition-base); }
.cert-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.cert-card__icon { width: 44px; height: 44px; margin: 0 auto 12px; display: flex; align-items: center; justify-content: center; background: rgba(224,114,23,0.08); border-radius: 50%; color: var(--color-accent); }
.cert-card__icon svg { width: 22px; height: 22px; }
.cert-card__name { font-size: 0.9rem; font-weight: 700; color: var(--color-gray-800); margin-bottom: 2px; }
.cert-card__desc { font-size: 0.78rem; color: var(--color-gray-400); }


/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact__wrapper { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 48px; }
.contact__form-wrap { background: var(--color-white); border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-sm); border: 1px solid var(--color-gray-100); }
.contact__form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.9rem; font-weight: 600; color: var(--color-gray-700); }
.form-group input, .form-group select, .form-group textarea {
    padding: 12px 16px; border: 1px solid var(--color-gray-200); border-radius: var(--radius-md);
    font-family: var(--font-family); font-size: 0.95rem; color: var(--color-gray-800);
    background: var(--color-white); transition: border-color var(--transition-fast);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--color-accent); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form__note { font-size: 0.82rem; color: var(--color-gray-400); text-align: center; }

.contact__info { display: flex; flex-direction: column; gap: 24px; }
.contact__info-title { font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700; color: var(--color-gray-900); }
.contact__info-subtitle { font-size: 0.95rem; color: var(--color-gray-500); }
.contact__info-list { display: flex; flex-direction: column; gap: 16px; }
.contact__info-item {
    display: flex; align-items: flex-start; gap: 14px;
    padding: 16px; background: var(--color-off-white); border-radius: var(--radius-md);
    text-decoration: none; color: inherit; transition: all var(--transition-fast);
}
a.contact__info-item:hover { background: var(--color-gray-50); }
.contact__info-icon { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: rgba(224,114,23,0.08); border-radius: var(--radius-sm); color: var(--color-accent); flex-shrink: 0; }
.contact__info-icon svg { width: 20px; height: 20px; }
.contact__info-label { display: block; font-size: 0.78rem; color: var(--color-gray-400); margin-bottom: 2px; }
.contact__info-value { font-size: 0.95rem; font-weight: 600; color: var(--color-gray-800); }
.contact__hours { padding: 20px; background: var(--color-off-white); border-radius: var(--radius-md); }
.contact__hours h4 { font-size: 0.95rem; font-weight: 700; color: var(--color-gray-800); margin-bottom: 6px; }
.contact__hours p { font-size: 0.88rem; color: var(--color-gray-500); line-height: 1.6; }
.contact .form__note { margin-top: 4px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--color-off-white); color: var(--color-gray-700);
    padding: 80px 0 40px; position: relative;
    border-top: 1px solid var(--color-gray-100);
}
.footer__grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 32px; max-width: 100%; width: 100%; }
.footer__brand { display: flex; flex-direction: column; max-width: 100%; overflow: hidden; min-width: 0; }
.footer__brand > * { max-width: 100%; overflow-wrap: break-word; word-break: break-word; }
.footer__brand-body { margin-top: 16px; max-width: 600px; overflow-wrap: break-word; }
.footer__desc { font-size: 0.88rem; color: var(--color-gray-500); line-height: 1.65; margin-bottom: 16px; word-break: break-word; overflow-wrap: break-word; hyphens: auto; }
.footer__social-row { display: flex; align-items: center; gap: 10px; margin-top: 16px; }
.footer__social-link {
    display: inline-flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; background: var(--color-gray-100);
    border-radius: 50%; transition: all var(--transition-fast); text-decoration: none;
}
.footer__social-link:hover { background: var(--color-gray-200); }
.footer__social-link img { width: 18px; height: 18px; }
.footer__social-link svg { width: 20px; height: 20px; }
.footer__links { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.footer__links h4 { font-size: 0.85rem; font-weight: 700; color: var(--color-gray-800); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.06em; }
.footer__links a { font-size: 0.88rem; color: var(--color-gray-500); text-decoration: none; transition: color var(--transition-fast); }
.footer__links a:hover { color: var(--color-accent); }
.footer__contact-list { display: flex; flex-direction: column; gap: 10px; margin-top: 4px; }
.footer__contact-item {
    display: flex; align-items: flex-start; gap: 10px;
    font-size: 0.88rem; color: var(--color-gray-500); line-height: 1.5;
    word-break: keep-all; overflow-wrap: break-word;
}
.footer__contact-item svg {
    width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px;
    color: var(--color-accent); opacity: 0.8;
}
.footer__contact-item a { color: var(--color-gray-500); text-decoration: none; transition: color var(--transition-fast); }
.footer__contact-item a:hover { color: var(--color-accent); }
.footer__certs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.footer__cert {
    display: inline-block; font-size: 0.78rem; color: var(--color-gray-500);
    padding: 4px 10px; background: var(--color-gray-100); border-radius: var(--radius-sm);
    text-align: center;
}
.footer__bottom { border-top: 1px solid var(--color-gray-200); margin-top: 48px; padding-top: 24px; text-align: center; }
.footer__bottom p { font-size: 0.82rem; color: var(--color-gray-400); }

/* ============================================================
   SCROLL TO TOP
   ============================================================ */
.scroll-top {
    position: fixed; bottom: 32px; right: 32px; width: 44px; height: 44px;
    background: var(--color-primary); color: var(--color-white);
    border: none; border-radius: 50%; cursor: pointer; font-size: 1.2rem;
    box-shadow: var(--shadow-md); opacity: 0; transform: translateY(20px);
    transition: all var(--transition-base); z-index: 999; pointer-events: none;
}
.scroll-top.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.scroll-top:hover { background: var(--color-primary-light); transform: translateY(-3px); }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal-section { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal-section.visible { opacity: 1; transform: translateY(0); }

.reveal-stagger > * { opacity: 0; transform: translateY(40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0.08s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.16s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.24s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.32s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.40s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.48s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(7) { transition-delay: 0.56s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(8) { transition-delay: 0.64s; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(9) { transition-delay: 0.72s; opacity: 1; transform: translateY(0); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (min-width: 1025px) {
    .footer__grid { grid-template-columns: 1fr 1fr 1fr 1fr; }
    .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 1024px) {
    .header__contact,
    .header__contact-divider,
    .header__socials { display: none; }
    .products-grid { grid-template-columns: 1fr; max-width: 600px; margin-left: auto; margin-right: auto; }
    .product-grid { grid-template-columns: 1fr; max-width: 600px; margin-left: auto; margin-right: auto; }
    .capabilities-strip { grid-template-columns: repeat(2, 1fr); }
    .capabilities-features { grid-template-columns: repeat(2, 1fr); }
    .industries-grid { grid-template-columns: 1fr; max-width: 500px; }
    .footer__grid { grid-template-columns: 1fr 1fr 1fr; }
    .contact__wrapper { grid-template-columns: 1fr; gap: 32px; }
    .about__wrapper { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .header__inner { flex-wrap: wrap; height: auto; padding: 8px 0; }
    .logo__name { font-size: 0.78rem; }
    .logo__sub { font-size: 0.6rem; display: none; }
    .logo__icon { width: 32px; height: 32px; }
    .nav { display: none; }
    .hamburger { display: flex; }
    .nav.active {
        display: flex; flex-direction: column; position: absolute; top: var(--header-height);
        left: 0; width: 100%; background: var(--color-white);
        padding: 20px 24px; box-shadow: var(--shadow-md); gap: 4px;
    }
    .hero-v2__stats { gap: 32px; }
    .hero-v2__stat-num { font-size: 1.7rem; }
    .products-grid { grid-template-columns: 1fr; max-width: 500px; margin-left: auto; margin-right: auto; }
    .product-item { flex-direction: column; gap: 12px; padding: 24px; }
    .product-grid { grid-template-columns: 1fr; max-width: 500px; margin-left: auto; margin-right: auto; }
		.product-card__img { object-fit: contain; }
    .why-grid,
    .capabilities-features,
    .industries-grid { grid-template-columns: 1fr; max-width: 420px; margin-left: auto; margin-right: auto; }
    .capabilities-strip { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .capabilities-features { margin-top: 40px; }
    .cta-v2 { padding: 64px 0; }
    .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .footer__brand { grid-column: 1 / -1; }
    .form-row { grid-template-columns: 1fr; }
	    .about__img-grid { grid-template-columns: 1fr; }
	    .about__wrapper { gap: 32px; }
    .about__features { grid-template-columns: 1fr; }
    .stats-section { padding: 0 0 56px; }
    .page-banner { padding: 80px 0 40px; }
    .page-banner__title { font-size: 1.5rem; }
    .page-banner__desc { font-size: 0.9rem; }
}

@media (max-width: 480px) {
    .header__inner { flex-wrap: wrap; height: auto; padding: 6px 0; gap: 8px; }
    .logo__sub { display: none; }
    .logo__name { font-size: 0.75rem; }
    .logo__icon { width: 28px; height: 28px; }
    .btn--sm { padding: 6px 12px; font-size: 0.8rem; min-height: 36px; }
    .lang-switch__select { min-height: 36px; padding: 4px 8px; font-size: 0.7rem; }
    .hero-v2__title { font-size: 1.9rem; }
    .hero-v2__stats { flex-direction: column; gap: 20px; }
    .hero-v2__actions { flex-direction: column; }
    .capabilities-strip { grid-template-columns: 1fr 1fr; gap: 20px; }
    .cap-strip__num { font-size: 2rem; }
    .industries-grid { gap: 12px; }
    .footer__grid { grid-template-columns: 1fr; }
    .certs__grid { grid-template-columns: 1fr 1fr; }
	.section { padding: 48px 0; }
	.about__img-main { min-height: 200px; }
	.about__img-sm { min-height: 80px; }
	.contact__form-wrap { padding: 20px; }
	.form-row { gap: 12px; }
	body[data-page="products"] .page-banner,
	body[data-page="about"] .page-banner,
	body[data-page="contact"] .page-banner { padding: 64px 0 32px; background-size: 100% auto; }
	.page-banner__title { font-size: 1.35rem; }
	.page-banner__desc { font-size: 0.85rem; }
}