/* ==========================================================================
   Join-Solution — Main Stylesheet
   ==========================================================================
   목차
   1. Design Tokens (CSS Variables)
   2. Base Reset & Typography
   3. Layout Helpers (container, section)
   4. Header / Top Navigation (sticky + mega menu)
   5. Mobile Navigation Drawer
   6. Hero Section
   7. Products Section (3 cards)
   8. Components Section (4 cards, dark bg)
   9. Contact Section (map + form)
   10. Footer
   11. Scroll Reveal Animations
   12. Responsive (Tablet / Mobile)
   ========================================================================== */


/* ==========================================================================
   1. Design Tokens
   ========================================================================== */
:root {
    --color-primary:        #0d3b8c;
    --color-primary-dark:   #082a66;
    --color-primary-light:  #1e57c4;
    --color-accent:         #2563eb;

    --color-text:           #1a1a1a;
    --color-text-body:      #4b5563;
    --color-text-muted:     #9ca3af;
    --color-text-invert:    #ffffff;

    --color-bg:             #ffffff;
    --color-bg-soft:        #f5f6f8;
    --color-bg-dark:        #0a1a2f;
    --color-border:         #e5e7eb;
    --color-border-soft:    #f0f1f3;

    --color-hero-overlay:   rgba(8, 22, 50, 0.55);
    --color-card-overlay:   linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(0,0,0,0.65) 100%);

    --font-sans:            'Pretendard', 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --container-max:        1500px;
    --container-pad:        clamp(20px, 4vw, 60px);

    --header-h:             88px;
    --header-h-scrolled:    68px;

    --radius-sm:            6px;
    --radius:               14px;
    --radius-lg:            22px;
    --radius-pill:          999px;

    --shadow-sm:            0 2px 8px rgba(15, 30, 60, 0.06);
    --shadow:               0 12px 36px rgba(15, 30, 60, 0.08);
    --shadow-lg:            0 28px 60px rgba(15, 30, 60, 0.14);

    --ease-out:             cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out:          cubic-bezier(0.65, 0, 0.35, 1);
    --dur-fast:             .25s;
    --dur:                  .45s;
    --dur-slow:             .85s;
}


/* ==========================================================================
   2. Base Reset & Typography
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    /* fixed 헤더 아래로 모든 콘텐츠가 시작하도록 헤더 높이만큼 상단 공간 확보 */
    padding-top: var(--header-h);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--dur-fast) var(--ease-out); }
button { font-family: inherit; cursor: pointer; border: 0; background: none; }
input, textarea, select { font-family: inherit; font-size: inherit; }

h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: -0.02em; line-height: 1.25; }
p { margin: 0; }


/* ==========================================================================
   3. Layout Helpers
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding-left: var(--container-pad);
    padding-right: var(--container-pad);
}

.section { padding: clamp(60px, 9vw, 130px) 0; position: relative; }

.section-head { text-align: center; margin-bottom: clamp(36px, 6vw, 70px); }
.section-head .eyebrow {
    display: inline-block;
    font-size: 13px; letter-spacing: 0.28em; font-weight: 600;
    color: var(--color-primary); text-transform: uppercase;
    margin-bottom: 14px;
}
.section-head h2 { font-size: clamp(28px, 3.4vw, 44px); }


/* ==========================================================================
   4. Header / Top Navigation
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-h);
    z-index: 100;
    /* 항상 흰 배경 (로고 가독성 보장). 투명/blur 모드 제거. */
    background: #fff;
    border-bottom: 1px solid var(--color-border-soft);
    transition: height var(--dur) var(--ease-out),
                box-shadow var(--dur) var(--ease-out);
}
.site-header.is-scrolled {
    height: var(--header-h-scrolled);
    box-shadow: 0 6px 24px rgba(8, 22, 50, 0.06);
    border-bottom-color: transparent;
}
/* is-light 모드 제거 — 헤더 항상 흰 배경이라 글자도 항상 어둡게 */

.header-inner {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.logo {
    display: inline-flex;
    align-items: center;
    height: 40px;
    flex-shrink: 0;
    transition: transform var(--dur) var(--ease-out);
}
.logo:hover { transform: translateY(-1px); }
.logo img { height: 100%; width: auto; }
.logo-placeholder {
    height: 38px; width: 150px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm);
    font-weight: 700; letter-spacing: 0.02em; font-size: 14px;
}

/* --- Main nav (PC) --- */
.main-nav { display: flex; align-items: center; gap: 4px; }

.nav-item { position: relative; }

.nav-link {
    display: inline-flex;
    align-items: center;
    padding: 0 22px;
    height: var(--header-h);
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    letter-spacing: -0.01em;
    transition: color var(--dur-fast) var(--ease-out), height var(--dur) var(--ease-out);
    position: relative;
}
.site-header.is-scrolled .nav-link { height: var(--header-h-scrolled); }

.nav-link::after {
    content: "";
    position: absolute;
    left: 22px; right: 22px;
    bottom: 26px;
    height: 2px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--dur) var(--ease-out);
}
.site-header.is-scrolled .nav-link::after { bottom: 18px; }
.nav-item:hover > .nav-link::after { transform: scaleX(1); }
.nav-item:hover > .nav-link { color: var(--color-primary); }

/* --- Mega menu (sub menu drop) --- */
.sub-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    min-width: 200px;
    padding: 14px 0;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    list-style: none;
    margin: 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--dur) var(--ease-out),
                transform var(--dur) var(--ease-out),
                visibility var(--dur) var(--ease-out);
}
.nav-item:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}
.sub-menu li a {
    display: block;
    padding: 11px 26px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-body);
    white-space: nowrap;
    position: relative;
    transition: color var(--dur-fast) var(--ease-out),
                padding-left var(--dur-fast) var(--ease-out);
}
.sub-menu li a::before {
    content: "";
    position: absolute;
    left: 14px; top: 50%;
    width: 0; height: 2px;
    background: var(--color-primary);
    transition: width var(--dur-fast) var(--ease-out);
    transform: translateY(-50%);
}
.sub-menu li a:hover {
    color: var(--color-primary);
    padding-left: 32px;
}
.sub-menu li a:hover::before { width: 8px; }

/* --- Right side: language toggle --- */
.header-right { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }

.lang-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: 1px solid currentColor;
    border-radius: var(--radius-pill);
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text);
    opacity: 0.7;
    cursor: pointer;
    transition: opacity var(--dur-fast) var(--ease-out),
                background var(--dur-fast) var(--ease-out),
                color var(--dur-fast) var(--ease-out);
    background: transparent;
}
.lang-toggle:hover { opacity: 1; }
.lang-list {
    list-style: none;
    display: flex;
    gap: 0;
    margin: 0; padding: 0;
    align-items: center;
}
.lang-list li { position: relative; }
.lang-list li + li::before {
    content: "";
    position: absolute;
    left: -1px; top: 50%;
    width: 1px; height: 10px;
    background: currentColor;
    opacity: 0.4;
    transform: translateY(-50%);
}
.lang-list a {
    display: inline-block;
    padding: 6px 10px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    opacity: 0.55;
    transition: opacity var(--dur-fast) var(--ease-out);
}
.lang-list a:hover,
.lang-list a.is-active { opacity: 1; color: var(--color-primary); }
/* is-light 모드 제거됨 — 헤더 항상 흰배경이라 동일 어두운 글자 사용 */


/* --- Hamburger (mobile only) --- */
.hamburger {
    display: none;
    width: 36px; height: 36px;
    position: relative;
    background: transparent;
    flex-shrink: 0;
}
.hamburger span {
    display: block;
    position: absolute;
    left: 6px; right: 6px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: transform var(--dur) var(--ease-out),
                top var(--dur) var(--ease-out),
                opacity var(--dur-fast) var(--ease-out),
                background var(--dur-fast) var(--ease-out);
}
.hamburger span:nth-child(1) { top: 11px; }
.hamburger span:nth-child(2) { top: 17px; }
.hamburger span:nth-child(3) { top: 23px; }
body.nav-open .hamburger span:nth-child(1) { top: 17px; transform: rotate(45deg); }
body.nav-open .hamburger span:nth-child(2) { opacity: 0; }
body.nav-open .hamburger span:nth-child(3) { top: 17px; transform: rotate(-45deg); }


/* ==========================================================================
   5. Mobile Navigation Drawer
   ========================================================================== */
.mobile-nav {
    position: fixed;
    inset: 0;
    z-index: 95;
    background: #fff;
    transform: translateX(100%);
    transition: transform var(--dur) var(--ease-out);
    overflow-y: auto;
    padding: calc(var(--header-h) + 20px) var(--container-pad) 60px;
    display: flex;
    flex-direction: column;
}
body.nav-open .mobile-nav { transform: translateX(0); }

.mobile-nav ul { list-style: none; margin: 0; padding: 0; }

.m-nav-item { border-bottom: 1px solid var(--color-border); }
.m-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 22px 4px;
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text);
    text-align: left;
}
.m-nav-link .arrow {
    width: 12px; height: 12px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
    transition: transform var(--dur) var(--ease-out);
}
.m-nav-item.is-open .m-nav-link .arrow { transform: rotate(-135deg); }

.m-sub-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--dur) var(--ease-in-out);
}
.m-nav-item.is-open .m-sub-menu { max-height: 600px; }
.m-sub-menu li a {
    display: block;
    padding: 12px 14px;
    font-size: 15px;
    color: var(--color-text-body);
    border-bottom: 1px solid var(--color-border-soft);
}
.m-sub-menu li:last-child a { border-bottom: 0; padding-bottom: 22px; }

.m-lang {
    display: flex;
    gap: 10px;
    margin-top: 32px;
    justify-content: center;
}
.m-lang a {
    padding: 10px 18px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-body);
}
.m-lang a.is-active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}


/* ==========================================================================
   6. Hero Section
   ========================================================================== */
.hero {
    position: relative;
    /* body 가 이미 padding-top: header-h 가져서 hero 는 헤더 아래에서 시작.
       hero 자체는 viewport - header 높이만큼 차지 */
    min-height: calc(100vh - var(--header-h));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    color: #fff;
    isolation: isolate;
}
.hero-bg {
    position: absolute;
    inset: -8% 0 0 0;
    z-index: -2;
    background: transparent center / cover no-repeat;
    will-change: transform;
    transition: transform 0s linear;
}
/* 히어로 배경 이미지는 부모 .hero 의 inline style 또는 자식 .hero-bg 의 inline style
   에 자산 토큰(__asset-img/xxx.jpg__) 으로 박음. 사장님 자산 토큰 표준 (메모 4-1).
   .hero 자체에 fallback dark 컬러. */
.hero {
    background-color: #0a1a2f;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}
.hero-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--color-hero-overlay);
    background: linear-gradient(180deg, rgba(8,22,50,0.45) 0%, rgba(8,22,50,0.6) 60%, rgba(8,22,50,0.75) 100%);
}

.hero-inner {
    position: relative;
    text-align: center;
    max-width: 1100px;
    padding: 60px var(--container-pad);
    z-index: 2;
}

.hero-title {
    font-size: clamp(30px, 5.6vw, 64px);
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 30px rgba(0, 0, 0, 0.3);
}
.hero-title .line { display: block; opacity: 0; transform: translateY(40px); }
.hero.is-ready .hero-title .line { animation: heroLineIn var(--dur-slow) var(--ease-out) forwards; }
.hero.is-ready .hero-title .line:nth-child(1) { animation-delay: .15s; }
.hero.is-ready .hero-title .line:nth-child(2) { animation-delay: .35s; }
.hero.is-ready .hero-title .line:nth-child(3) { animation-delay: .55s; }

@keyframes heroLineIn {
    to { opacity: 1; transform: translateY(0); }
}

.hero-divider {
    width: 0;
    height: 1px;
    background: rgba(255,255,255,0.7);
    margin: 34px auto;
    opacity: 0;
}
.hero.is-ready .hero-divider {
    animation: heroDividerIn 1.1s var(--ease-out) .8s forwards;
}
@keyframes heroDividerIn {
    to { width: 240px; opacity: 1; }
}

.hero-tagline {
    font-size: clamp(13px, 1.4vw, 16px);
    letter-spacing: 0.4em;
    opacity: 0;
    transform: translateY(20px);
}
.hero.is-ready .hero-tagline {
    animation: heroFadeUp .9s var(--ease-out) 1s forwards;
}

.hero-cta {
    margin-top: clamp(38px, 5vw, 60px);
    opacity: 0;
    transform: translateY(20px);
}
.hero.is-ready .hero-cta {
    animation: heroFadeUp .9s var(--ease-out) 1.25s forwards;
}
.hero-cta .label {
    display: block;
    font-size: 14px;
    margin-bottom: 14px;
    opacity: 0.85;
}

.subscribe-form {
    display: flex;
    align-items: center;
    max-width: 460px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.97);
    border-radius: var(--radius-pill);
    padding: 6px 6px 6px 24px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.25);
    transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.subscribe-form:focus-within {
    transform: translateY(-2px);
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.35);
}
.subscribe-form input {
    flex: 1;
    border: 0;
    background: transparent;
    padding: 12px 8px;
    font-size: 14px;
    color: var(--color-text);
    outline: none;
}
.subscribe-form button {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.subscribe-form button:hover { background: var(--color-primary-dark); transform: scale(1.06); }
.subscribe-form button svg { width: 16px; height: 16px; }

@keyframes heroFadeUp {
    to { opacity: 1; transform: translateY(0); }
}

/* scroll cue */
.hero-scroll-cue {
    position: absolute;
    left: 50%; bottom: 26px;
    transform: translateX(-50%);
    width: 22px; height: 36px;
    border: 2px solid rgba(255,255,255,0.6);
    border-radius: 12px;
    opacity: 0;
}
.hero.is-ready .hero-scroll-cue { animation: heroFadeUp .9s var(--ease-out) 1.55s forwards; }
.hero-scroll-cue::after {
    content: "";
    position: absolute;
    left: 50%; top: 8px;
    width: 3px; height: 6px;
    background: #fff;
    border-radius: 2px;
    transform: translateX(-50%);
    animation: scrollDot 1.8s var(--ease-in-out) infinite;
}
@keyframes scrollDot {
    0%   { transform: translate(-50%, 0); opacity: 1; }
    70%  { transform: translate(-50%, 12px); opacity: 0; }
    100% { transform: translate(-50%, 0); opacity: 0; }
}


/* ==========================================================================
   7. Products Section (3 cards on light bg)
   ========================================================================== */
.products {
    background: var(--color-bg-soft);
}
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(20px, 2.4vw, 36px);
}

.product-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: clamp(24px, 3vw, 40px);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--dur) var(--ease-out),
                box-shadow var(--dur) var(--ease-out);
    position: relative;
    overflow: hidden;
}
.product-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at top, rgba(30, 87, 196, 0.06), transparent 70%);
    opacity: 0;
    transition: opacity var(--dur) var(--ease-out);
}
.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}
.product-card:hover::before { opacity: 1; }

.product-card .thumb {
    position: relative;
    aspect-ratio: 4 / 3;
    margin: 0 auto 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #fff;
}
.product-card .thumb img {
    max-height: 100%;
    width: auto;
    object-fit: contain;
    transition: transform .8s var(--ease-out);
}
.product-card:hover .thumb img { transform: scale(1.06); }

.product-card h3 {
    font-size: clamp(20px, 1.6vw, 24px);
    font-weight: 700;
    margin-bottom: 10px;
}
.product-card .desc {
    color: var(--color-text-muted);
    font-size: 13px;
    margin-bottom: 22px;
}

.btn-read-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 22px;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-pill);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: background var(--dur-fast) var(--ease-out),
                transform var(--dur-fast) var(--ease-out),
                gap var(--dur-fast) var(--ease-out);
}
.btn-read-more:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    gap: 12px;
}
.btn-read-more svg { width: 12px; height: 12px; }


/* ==========================================================================
   8. Components Section (4 cards on dark bg)
   ========================================================================== */
.components {
    position: relative;
    background-color: var(--color-bg-dark);
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    overflow: hidden;
    isolation: isolate;
}
.components-bg {
    position: absolute;
    inset: -10% 0;
    z-index: -1;
    background: transparent center / cover no-repeat;
    opacity: 0.6;
    will-change: transform;
}
/* 컴포넌트 섹션 배경은 부모 .components 의 inline style 에 자산 토큰으로 박음.
   자식 .components-bg 는 패럴랙스 transform 만 받고 배경은 투명 (부모 가리지 않음). */
.components::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(180deg, rgba(10, 26, 47, 0.85) 0%, rgba(10, 26, 47, 0.5) 50%, rgba(10, 26, 47, 0.85) 100%);
}

.components-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(16px, 1.5vw, 22px);
}

.comp-card {
    position: relative;
    aspect-ratio: 3 / 4;
    border-radius: var(--radius-lg);
    overflow: hidden;
    isolation: isolate;
    cursor: pointer;
    transition: transform var(--dur) var(--ease-out);
}
.comp-card:hover { transform: translateY(-6px); }

.comp-card .thumb {
    position: absolute; inset: 0;
    z-index: -2;
}
.comp-card .thumb img,
.comp-card .thumb {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 1s var(--ease-out);
}
.comp-card:hover .thumb img { transform: scale(1.1); }

.comp-card::before {
    content: "";
    position: absolute; inset: 0;
    z-index: -1;
    background: var(--color-card-overlay);
    transition: background var(--dur) var(--ease-out);
}
.comp-card:hover::before {
    background: linear-gradient(180deg, rgba(13, 59, 140, 0.1) 0%, rgba(13, 59, 140, 0.85) 100%);
}

.comp-card .content {
    position: absolute;
    inset: auto 0 0 0;
    padding: clamp(18px, 2vw, 28px);
    color: #fff;
}
.comp-card h3 {
    font-size: clamp(15px, 1.3vw, 19px);
    font-weight: 800;
    letter-spacing: 0;
    line-height: 1.25;
    margin-bottom: 14px;
    text-transform: uppercase;
}
.comp-card .btn-circle {
    width: 32px; height: 32px;
    border: 1px solid rgba(255,255,255,0.85);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    transition: background var(--dur-fast) var(--ease-out),
                transform var(--dur-fast) var(--ease-out);
}
.comp-card:hover .btn-circle {
    background: #fff;
    color: var(--color-primary);
    transform: translateX(6px);
}
.comp-card .btn-circle svg { width: 11px; height: 11px; }


/* ==========================================================================
   9. Contact Section
   ========================================================================== */
.contact {
    background: #fff;
    padding: clamp(60px, 8vw, 110px) 0;
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(30px, 5vw, 80px);
    align-items: start;
}

.contact-map {
    aspect-ratio: 4 / 3;
    /* 지도 이미지는 HTML inline style 의 자산 토큰으로 박음 (사장님 자산 토큰 표준) */
    background-color: #e5e7eb;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.contact-map iframe { width: 100%; height: 100%; border: 0; display: block; }

.contact-form h2 {
    font-size: clamp(28px, 3vw, 42px);
    margin-bottom: 36px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.field { margin-bottom: 32px; position: relative; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }

.field label {
    display: block;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: 8px;
    transition: color var(--dur-fast) var(--ease-out);
}
.field input,
.field textarea {
    width: 100%;
    border: 0;
    border-bottom: 1px solid var(--color-border);
    padding: 8px 0 12px;
    background: transparent;
    font-size: 15px;
    color: var(--color-text);
    transition: border-color var(--dur-fast) var(--ease-out);
}
.field input:focus,
.field textarea:focus {
    outline: none;
    border-bottom-color: var(--color-primary);
}
.field:focus-within label { color: var(--color-primary); }
.field textarea { resize: vertical; min-height: 110px; }

.btn-send {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 14px 32px;
    background: var(--color-text);
    color: #fff;
    border-radius: var(--radius-pill);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    transition: background var(--dur) var(--ease-out),
                transform var(--dur) var(--ease-out),
                gap var(--dur) var(--ease-out);
}
.btn-send:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
    gap: 20px;
}
.btn-send svg { width: 12px; height: 12px; }


/* ==========================================================================
   10. Footer
   ========================================================================== */
.site-footer {
    background: #fff;
    border-top: 1px solid var(--color-border);
    padding: 36px 0 50px;
}
.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}
.footer-left {
    display: flex;
    align-items: center;
    gap: 26px;
    flex: 0 1 auto;
    min-width: 0;
}
.footer-info {
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.8;
    flex: 1 1 auto;
    min-width: 0;
}
.footer-info strong { color: var(--color-text-body); font-weight: 600; }
.footer-info .row {
    display: flex;
    gap: 8px 18px;
    flex-wrap: wrap;
}


/* ==========================================================================
   10-S. Sub Page — Visual / Tab / Content
   서브 페이지 공통 컴포넌트 — /company/ceo.html 등.
   메인 페이지(index)와 별개. 각 서브 페이지가 같은 패턴을 재사용.
   ========================================================================== */

/* ─ 서브 비주얼 (페이지 헤더) ─ */
.sub-visual {
    position: relative;
    min-height: clamp(280px, 38vw, 460px);
    display: flex;
    align-items: center;
    overflow: hidden;
    color: #fff;
    isolation: isolate;
    background-color: #0a1a2f;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}
.sub-visual::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(90deg, rgba(8,22,50,0.7) 0%, rgba(8,22,50,0.55) 60%, rgba(8,22,50,0.4) 100%);
}
.sub-visual .container {
    padding-top: 60px;
    padding-bottom: 60px;
}
.sub-visual h1 {
    font-size: clamp(28px, 4.2vw, 52px);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.18;
    text-shadow: 0 2px 30px rgba(0,0,0,0.3);
    opacity: 0;
    transform: translateY(20px);
    animation: subVisualIn .9s var(--ease-out) .15s forwards;
}
.sub-visual h1 small {
    display: block;
    width: 60px;
    height: 1px;
    background: rgba(255,255,255,0.6);
    margin: 26px 0;
}
.sub-visual p {
    font-size: clamp(13px, 1.2vw, 16px);
    opacity: 0;
    transform: translateY(20px);
    animation: subVisualIn .9s var(--ease-out) .4s forwards;
    color: rgba(255,255,255,0.88);
}
@keyframes subVisualIn { to { opacity: 1; transform: translateY(0); } }

/* ─ 서브 페이지 카테고리 드롭다운 (탭 대체) ─
   좌측: 카테고리 라벨 (회사소개 등) + 우측: 현재 페이지 picker 버튼
   picker-btn 클릭 → 4 페이지 리스트 펼침. 외부 클릭/ESC 시 닫힘.
*/
.sub-dropdown {
    background: var(--color-bg-soft);
    border-bottom: 1px solid var(--color-border);
}
.sub-dropdown .container {
    display: flex;
    align-items: center;
    gap: 22px;
    padding-top: 20px;
    padding-bottom: 20px;
}
.sub-dropdown .category {
    font-size: 13px;
    font-weight: 700;
    color: var(--color-text-muted);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding-right: 22px;
    border-right: 1px solid var(--color-border);
    flex-shrink: 0;
}
.sub-dropdown .picker {
    position: relative;
    flex: 0 1 360px;
    z-index: 5;
}
.sub-dropdown .picker-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 13px 20px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
    text-align: left;
    cursor: pointer;
    transition: border-color var(--dur-fast) var(--ease-out),
                box-shadow var(--dur-fast) var(--ease-out);
}
.sub-dropdown .picker-btn:hover {
    border-color: var(--color-primary);
}
.sub-dropdown .picker.is-open .picker-btn {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(13, 59, 140, 0.12);
}
.sub-dropdown .picker-btn .arrow {
    width: 9px; height: 9px;
    border-right: 2px solid var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
    transform: rotate(45deg) translate(-2px, -2px);
    transition: transform var(--dur) var(--ease-out);
    flex-shrink: 0;
}
.sub-dropdown .picker.is-open .picker-btn .arrow {
    transform: rotate(-135deg);
}
.sub-dropdown .picker-list {
    position: absolute;
    top: calc(100% + 6px); left: 0; right: 0;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    box-shadow: var(--shadow);
    list-style: none;
    margin: 0;
    padding: 6px 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity var(--dur) var(--ease-out),
                visibility var(--dur) var(--ease-out),
                transform var(--dur) var(--ease-out);
}
.sub-dropdown .picker.is-open .picker-list {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}
.sub-dropdown .picker-list li { margin: 0; }
.sub-dropdown .picker-list a {
    display: block;
    padding: 12px 20px;
    font-size: 14px;
    color: var(--color-text-body);
    transition: background var(--dur-fast) var(--ease-out),
                color var(--dur-fast) var(--ease-out),
                padding-left var(--dur-fast) var(--ease-out);
}
.sub-dropdown .picker-list a:hover {
    background: var(--color-bg-soft);
    color: var(--color-primary);
    padding-left: 26px;
}
.sub-dropdown .picker-list a.is-active {
    background: var(--color-bg-soft);
    color: var(--color-primary);
    font-weight: 700;
    position: relative;
}
.sub-dropdown .picker-list a.is-active::after {
    content: "✓";
    position: absolute;
    right: 18px; top: 50%;
    transform: translateY(-50%);
    color: var(--color-primary);
    font-weight: 600;
}

/* ─ 서브 컨텐츠 섹션 (사진 그리드 + 텍스트) ─ */
.sub-section {
    padding: clamp(50px, 7vw, 100px) 0;
    background: #fff;
}
.sub-grid {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: clamp(30px, 5vw, 80px);
    align-items: start;
}
.sub-grid .photos {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 110px;
    gap: 10px;
}
.sub-grid .photos > .ph {
    background-color: #e5e7eb;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.sub-grid .photos > .ph:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}
.sub-grid .photos > .ph-big {
    grid-column: 1 / span 2;
    grid-row: 1 / span 2;
}
.sub-grid .text h2 {
    font-size: clamp(22px, 2.4vw, 32px);
    line-height: 1.4;
    letter-spacing: -0.02em;
    margin-bottom: 28px;
}
.sub-grid .text h2 .accent {
    display: block;
    margin-left: 60px;
}
.sub-grid .text p {
    color: var(--color-text-body);
    font-size: 14.5px;
    line-height: 1.85;
    margin-bottom: 18px;
}

/* ─ 회사 정보 박스 + 인사 마무리 ─ */
.company-info-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(30px, 5vw, 80px);
    margin-top: clamp(40px, 5vw, 70px);
    padding-top: clamp(30px, 4vw, 50px);
    border-top: 1px solid var(--color-border);
}
.company-info {
    list-style: none;
    margin: 0; padding: 0;
}
.company-info li {
    display: grid;
    grid-template-columns: 16px 110px 1fr;
    gap: 12px;
    align-items: baseline;
    padding: 9px 0;
    font-size: 14px;
    line-height: 1.5;
}
.company-info li::before {
    content: "■";
    color: var(--color-primary);
    font-size: 9px;
    line-height: 1.6;
    align-self: center;
}
.company-info li .label {
    font-weight: 600;
    color: var(--color-text);
}
.company-info li .val {
    color: var(--color-text-body);
}

.greeting-end {
    color: var(--color-text-body);
    font-size: 14.5px;
    line-height: 1.85;
}
.greeting-end p { margin-bottom: 16px; }

/* ─ 푸터 구독 폼 영역 (서브 페이지 + 메인 공통 푸터) ─ */
.footer-subscribe {
    flex: 0 1 380px;
    min-width: 280px;
}
.footer-subscribe .label {
    display: block;
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: 10px;
}
.footer-subscribe .form {
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--color-text);
    padding-bottom: 4px;
}
.footer-subscribe input {
    flex: 1;
    border: 0;
    background: transparent;
    padding: 8px 0;
    font-size: 14px;
    color: var(--color-text);
    outline: none;
}
.footer-subscribe button {
    width: 28px; height: 28px;
    background: transparent;
    color: var(--color-text);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.footer-subscribe button:hover { transform: translateX(4px); color: var(--color-primary); }
.footer-subscribe button svg { width: 14px; height: 14px; }


/* ==========================================================================
   10-H. History Page Components (회사연혁)
   ========================================================================== */

/* ─ 상단 인트로 (좌 텍스트 + 우 이미지 placeholder) ─ */
.history-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(30px, 5vw, 80px);
    align-items: center;
    margin-bottom: clamp(50px, 6vw, 90px);
}
.history-intro .text {
    padding-right: 20px;
}
.history-intro .text .years {
    font-size: clamp(40px, 5vw, 64px);
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.02em;
    line-height: 1.1;
}
.history-intro .text .years strong {
    display: block;
    color: var(--color-primary-dark);
    margin-top: 4px;
}
.history-intro .text .en {
    margin-top: 18px;
    font-size: clamp(14px, 1.2vw, 17px);
    font-weight: 600;
    letter-spacing: 0.18em;
    color: var(--color-text-body);
}
.history-intro .text .desc {
    margin-top: 22px;
    color: var(--color-text-body);
    line-height: 1.85;
    font-size: 14.5px;
}
.history-intro .photo-ph {
    aspect-ratio: 4 / 3;
    background: linear-gradient(135deg, #e8edf5 0%, #cdd7e6 100%);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}
.history-intro .photo-ph::after {
    content: "IMAGE";
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(13, 59, 140, 0.25);
    font-size: 13px;
    letter-spacing: 0.3em;
    font-weight: 700;
}

/* ─ 3 시대 그룹 카드 ─ */
.history-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(20px, 2.5vw, 32px);
    margin-top: clamp(40px, 6vw, 80px);
}
.history-card {
    background: var(--color-bg-soft);
    border-radius: var(--radius-lg);
    padding: clamp(28px, 3vw, 40px) clamp(24px, 2.5vw, 32px) clamp(32px, 3.5vw, 44px);
    text-align: left;
    position: relative;
    transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.history-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
}
.history-card .year-circle {
    width: 130px;
    height: 130px;
    margin: 0 auto 22px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--color-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-primary);
    font-weight: 700;
    line-height: 1.2;
}
.history-card .year-circle .from { font-size: 22px; }
.history-card .year-circle .sep  { font-size: 14px; opacity: 0.6; margin: 2px 0; }
.history-card .year-circle .to   { font-size: 22px; }

.history-card .badge {
    display: block;
    text-align: center;
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    background: var(--color-primary);
    border-radius: var(--radius-pill);
    padding: 9px 0;
    margin-bottom: 22px;
    letter-spacing: 0.04em;
}
.history-card.is-innovation .badge { background: #1e57c4; }
.history-card.is-expansion .badge { background: #082a66; }

.history-card ul {
    list-style: none;
    margin: 0; padding: 0;
}
.history-card li {
    font-size: 13.5px;
    line-height: 1.5;
    color: var(--color-text-body);
    padding: 7px 0;
    border-bottom: 1px dashed var(--color-border);
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 10px;
}
.history-card li:last-child { border-bottom: 0; }
.history-card li .date {
    font-weight: 600;
    color: var(--color-primary);
}

/* ─ 전체 연혁 세로 타임라인 (모든 데이터) ─ */
.timeline {
    margin-top: clamp(60px, 8vw, 110px);
    position: relative;
    max-width: 880px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 100px;
}
.timeline::before {
    content: "";
    position: absolute;
    left: 95px; top: 8px; bottom: 8px;
    width: 1px;
    background: var(--color-border);
}
.timeline-item {
    position: relative;
    padding: 14px 0 24px;
}
.timeline-item .year {
    position: absolute;
    left: -100px;
    top: 14px;
    width: 80px;
    text-align: right;
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-muted);
    letter-spacing: -0.02em;
    transition: color var(--dur-fast) var(--ease-out);
}
.timeline-item:hover .year {
    color: var(--color-primary);
}
.timeline-item::before {
    content: "";
    position: absolute;
    left: -10px; top: 22px;
    width: 11px; height: 11px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--color-primary);
    transition: background var(--dur-fast) var(--ease-out);
}
.timeline-item:hover::before {
    background: var(--color-primary);
}
.timeline-item ul {
    list-style: none;
    margin: 0;
    padding: 0 0 0 18px;   /* 점 마커와 텍스트 사이 간격 확보 */
}
.timeline-item li {
    font-size: 14px;
    line-height: 1.85;     /* 줄간격도 약간 키움 */
    color: var(--color-text-body);
    padding: 3px 0;
}


/* ==========================================================================
   10-S2. Strengths Page (조인솔루션 강점)
   ========================================================================== */

.strengths-intro {
    text-align: center;
    max-width: 760px;
    margin: 0 auto clamp(40px, 5vw, 70px);
}
.strengths-intro h2 {
    font-size: clamp(24px, 2.8vw, 36px);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}
.strengths-intro h2 .accent {
    color: var(--color-primary);
}
.strengths-intro p {
    color: var(--color-text-body);
    font-size: 15px;
    line-height: 1.85;
}

.strengths-list {
    display: grid;
    gap: clamp(18px, 2.4vw, 28px);
}
.strength-card {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: clamp(28px, 4vw, 60px);
    align-items: center;
    background: var(--color-bg-soft);
    border-radius: var(--radius-lg);
    padding: clamp(30px, 4vw, 50px);
    transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
    position: relative;
    overflow: hidden;
}
.strength-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}
.strength-card::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 5px;
    background: var(--color-primary);
    opacity: 0;
    transition: opacity var(--dur) var(--ease-out);
}
.strength-card:hover::before { opacity: 1; }

.strength-card .num {
    font-size: clamp(60px, 7vw, 92px);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    letter-spacing: -0.04em;
    opacity: 0.92;
    text-align: center;
}
.strength-card .num small {
    display: block;
    font-size: 11px;
    letter-spacing: 0.3em;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-top: 8px;
    opacity: 0.7;
}

.strength-card .body {
    border-left: 1px solid var(--color-border);
    padding-left: clamp(22px, 2.5vw, 36px);
}
.strength-card h3 {
    font-size: clamp(20px, 1.8vw, 26px);
    margin-bottom: 6px;
    letter-spacing: -0.02em;
}
.strength-card .en {
    display: block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: 18px;
    text-transform: uppercase;
}
.strength-card ul {
    list-style: none;
    margin: 0; padding: 0;
}
.strength-card li {
    padding: 6px 0 6px 22px;
    font-size: 14.5px;
    line-height: 1.7;
    color: var(--color-text-body);
    position: relative;
}
.strength-card li::before {
    content: "";
    position: absolute;
    left: 4px; top: 14px;
    width: 6px; height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
    opacity: 0.7;
}


/* ==========================================================================
   10-C. Certification Page — Tables
   특허·CE인증·ISO인증 3 섹션 공통 테이블.
   모바일에선 테이블이 카드 형태로 변환.
   ========================================================================== */

.cert-section { margin-top: clamp(40px, 6vw, 70px); }
.cert-section:first-child { margin-top: 0; }
.cert-section .head { margin-bottom: 22px; }
.cert-section .head h2 {
    font-size: clamp(20px, 2vw, 26px);
    letter-spacing: -0.02em;
    margin-bottom: 8px;
}
.cert-section .head h2 .en {
    font-weight: 500;
    color: var(--color-text-muted);
    font-size: 0.7em;
    margin-left: 8px;
}
.cert-section .head p {
    color: var(--color-text-body);
    font-size: 14px;
    line-height: 1.75;
}

.cert-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    table-layout: fixed;
}
.cert-table thead th {
    background: var(--color-bg-soft);
    color: var(--color-text);
    font-weight: 700;
    text-align: left;
    padding: 14px 16px;
    border-top: 2px solid var(--color-primary);
    border-bottom: 1px solid var(--color-border);
    font-size: 13.5px;
}
.cert-table thead th .en {
    font-weight: 500;
    color: var(--color-text-muted);
    margin-left: 4px;
    font-size: 12px;
}
.cert-table tbody td {
    padding: 16px;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-body);
    line-height: 1.6;
    vertical-align: middle;
}
.cert-table tbody tr { transition: background var(--dur-fast) var(--ease-out); }
.cert-table tbody tr:hover { background: var(--color-bg-soft); }
.cert-table .no { text-align: center; color: var(--color-text-muted); font-weight: 600; }
.cert-table .reg { font-family: 'Inter', monospace; color: var(--color-primary); font-weight: 600; }
.cert-table .cat { font-weight: 600; color: var(--color-text); }

/* 컬럼 폭 — 특허 11항/CE 7항/ISO 3항 공통 */
.cert-table col.c-no   { width: 60px; }
.cert-table col.c-cat  { width: 16%; }
.cert-table col.c-reg  { width: 22%; }
.cert-table col.c-desc { width: auto; }


/* ==========================================================================
   10-A. About Page Components (기업소개 > 회사소개)
   ========================================================================== */

/* ─ §1 기업 개요 ─ */
.overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(20px, 2.5vw, 32px);
    margin-top: clamp(28px, 3vw, 40px);
}
.overview-card {
    background: var(--color-bg-soft);
    border-radius: var(--radius-lg);
    padding: clamp(28px, 3vw, 40px);
    border-left: 4px solid var(--color-primary);
}
.overview-card h3 {
    font-size: clamp(18px, 1.7vw, 22px);
    color: var(--color-primary);
    margin-bottom: 14px;
    letter-spacing: -0.01em;
}
.overview-card p {
    color: var(--color-text-body);
    font-size: 14.5px;
    line-height: 1.85;
    margin-bottom: 20px;
}
.overview-card .meta {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 8px 16px;
    align-items: center;
    padding: 12px 0;
    border-top: 1px solid var(--color-border);
    font-size: 13.5px;
}
.overview-card .meta .ico {
    width: 32px; height: 32px;
    background: var(--color-primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 13px;
}
.overview-card .meta .label { font-weight: 700; color: var(--color-text); }
.overview-card .meta .val { color: var(--color-text-body); }
.overview-card .loc-list {
    list-style: none;
    margin: 0; padding: 0;
}
.overview-card .loc-list li {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 16px;
    padding: 11px 0;
    border-bottom: 1px dashed var(--color-border);
    font-size: 14px;
    color: var(--color-text-body);
}
.overview-card .loc-list li:last-child { border-bottom: 0; }
.overview-card .loc-list .label {
    font-weight: 700;
    color: var(--color-primary);
}

/* ─ §2 조직도 ─ */
.org-chart { margin-top: clamp(30px, 4vw, 50px); }
.org-tier-line {
    text-align: center;
    margin-bottom: 14px;
    position: relative;
}
.org-node {
    display: inline-block;
    min-width: 220px;
    padding: 14px 28px;
    background: #fff;
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-pill);
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.01em;
    font-size: 15px;
}
.org-node.coo { color: var(--color-primary-dark); border-color: var(--color-primary-dark); }
.org-connector {
    width: 1px; height: 24px;
    background: var(--color-border);
    margin: 0 auto;
}
.org-depts {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
    margin-top: 18px;
    position: relative;
}
.org-depts::before {
    content: "";
    position: absolute;
    top: -12px;
    left: 10%; right: 10%;
    height: 1px;
    background: var(--color-border);
}
.org-depts > .dept {
    position: relative;
}
.org-depts > .dept::before {
    content: "";
    position: absolute;
    top: -12px; left: 50%;
    width: 1px; height: 12px;
    background: var(--color-border);
}
.org-dept {
    background: var(--color-bg-soft);
    border-radius: var(--radius);
    overflow: hidden;
    height: 100%;
}
.org-dept .dept-head {
    background: var(--color-primary);
    color: #fff;
    text-align: center;
    padding: 12px 8px;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: -0.01em;
}
.org-dept ul {
    list-style: none;
    margin: 0;
    padding: 14px 18px;
    columns: 1;
}
.org-dept li {
    font-size: 13px;
    color: var(--color-text-body);
    padding: 3px 0;
}

/* ─ §5 Global Network ─ */
.global-network {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: clamp(30px, 4vw, 60px);
    align-items: start;
    margin-top: clamp(30px, 4vw, 50px);
}
.gn-info p {
    color: var(--color-text-body);
    font-size: 14.5px;
    line-height: 1.85;
    margin-bottom: 22px;
}
.gn-info h4 {
    font-size: 15px;
    color: var(--color-primary);
    margin: 22px 0 10px;
    padding-left: 12px;
    border-left: 3px solid var(--color-primary);
}
.gn-info ul {
    list-style: none;
    margin: 0 0 18px;
    padding: 0;
}
.gn-info li {
    padding: 5px 0 5px 18px;
    font-size: 13.5px;
    color: var(--color-text-body);
    position: relative;
}
.gn-info li::before {
    content: "▸";
    position: absolute;
    left: 0; top: 5px;
    color: var(--color-primary);
    font-size: 11px;
}
.gn-info .highlight { font-weight: 700; color: var(--color-primary); }

.gn-map {
    background: var(--color-bg-soft);
    border-radius: var(--radius-lg);
    padding: clamp(24px, 3vw, 40px);
}
.gn-map .legend {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-bottom: 22px;
    font-size: 13px;
    color: var(--color-text-body);
}
.gn-map .legend span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.gn-map .legend .marker-star {
    width: 14px; height: 14px;
    background: var(--color-primary);
    clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
}
.gn-map .legend .marker-dot {
    width: 12px; height: 12px;
    background: #d63a3a;
    border-radius: 50%;
    border: 2px solid #fff;
    box-shadow: 0 0 0 1px #d63a3a;
}
.gn-map .maps {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 14px;
    align-items: center;
}
.gn-map .map-img {
    aspect-ratio: 4 / 3;
    background-color: #f0f3f8;
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
    border-radius: var(--radius);
}
.gn-map .map-img.asia { aspect-ratio: 5 / 4; }
.gn-map .locations {
    margin-top: 22px;
    padding-top: 22px;
    border-top: 1px solid var(--color-border);
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px 22px;
}
.gn-map .locations .loc {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--color-text-body);
}
.gn-map .locations .loc .mk {
    width: 12px; height: 12px;
    flex-shrink: 0;
}
.gn-map .locations .loc .mk.star {
    background: var(--color-primary);
    clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
}
.gn-map .locations .loc .mk.dot {
    background: #d63a3a;
    border-radius: 50%;
}


/* ==========================================================================
   10-B. Business Page Components (사업분야 — PVD/Display/Refurbishment 등)
   ========================================================================== */

/* 섹션 헤딩 (·) 마커 + 타이틀 — 시안 패턴 */
.product-section { margin-top: clamp(60px, 8vw, 100px); }
.product-section:first-child { margin-top: 0; }
.product-section .head { margin-bottom: clamp(22px, 2.5vw, 32px); }
.product-section .head h2 {
    font-size: clamp(22px, 2.4vw, 30px);
    letter-spacing: -0.02em;
    margin-bottom: 6px;
    padding-left: 18px;
    position: relative;
}
.product-section .head h2::before {
    content: "";
    position: absolute;
    left: 0; top: 50%;
    transform: translateY(-50%);
    width: 6px; height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}
.product-section .head .sub {
    font-size: 14px;
    color: var(--color-text-muted);
    padding-left: 18px;
}

/* PVD Products Line — 3 제품 카드 */
.product-line {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(20px, 2.5vw, 32px);
}
.product-line .card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--dur) var(--ease-out),
                box-shadow var(--dur) var(--ease-out),
                border-color var(--dur) var(--ease-out);
}
.product-line .card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
    border-color: var(--color-primary);
}
.product-line .card .ph {
    aspect-ratio: 4 / 3;
    background-color: #f0f3f8;
    background-image: linear-gradient(135deg, #e8edf5 0%, #cdd7e6 100%);
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    border-bottom: 1px solid var(--color-border);
    position: relative;
}
.product-line .card .ph::after {
    content: "PRODUCT";
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(13, 59, 140, 0.22);
    font-size: 12px;
    letter-spacing: 0.3em;
    font-weight: 700;
}
/* inline style 으로 background-image 박힌 카드 — PRODUCT 가이드 텍스트 숨김 */
.product-line .card .ph[style*="background-image"]::after { content: none; }
.product-line .card .info {
    padding: clamp(22px, 2.5vw, 32px);
}
.product-line .card h3 {
    font-size: clamp(18px, 1.6vw, 22px);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    color: var(--color-primary);
}
.product-line .card ul {
    list-style: none;
    margin: 0; padding: 0;
}
.product-line .card li {
    padding: 6px 0 6px 18px;
    font-size: 13.5px;
    color: var(--color-text-body);
    line-height: 1.6;
    position: relative;
}
.product-line .card li::before {
    content: "▸";
    position: absolute;
    left: 0; top: 6px;
    color: var(--color-primary);
    font-size: 11px;
    line-height: 1.7;
}

/* Photo Grid — 4 컬럼, 사진 데이터 가변 (8~12 등) */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(12px, 1.5vw, 18px);
}
.photo-grid .ph {
    aspect-ratio: 4 / 3;
    background-color: #e5e7eb;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform var(--dur) var(--ease-out),
                box-shadow var(--dur) var(--ease-out);
}
.photo-grid .ph:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

/* 실적/사양 테이블 — cert-table 과 같은 룰셋 재사용 가능. 합계 row 강조 */
.cert-table tr.total td {
    background: var(--color-bg-soft);
    font-weight: 700;
    color: var(--color-primary);
    border-top: 2px solid var(--color-primary);
}

/* ─ 모듈 카드 (Display Turn-key & Module 등) — 아이콘 위 + 영문 + 사진 하단 ─ */
.module-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(16px, 2vw, 24px);
}
.module-card {
    background: var(--color-bg-soft);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--dur) var(--ease-out),
                box-shadow var(--dur) var(--ease-out);
}
.module-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
}
.module-card .icon {
    text-align: center;
    padding: clamp(24px, 3vw, 36px) 16px 12px;
    color: var(--color-primary);
}
.module-card .icon svg { width: 30px; height: 30px; margin: 0 auto; display: block; }
.module-card .name {
    text-align: center;
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text);
    padding: 0 16px 20px;
    line-height: 1.3;
}
.module-card .ph {
    aspect-ratio: 1 / 1;
    background-color: #e5e7eb;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

/* ─ 임팩트 카드 (Refurbishment 등 — 다크 배경 + 큰 숫자 강조) ─ */
.impact-card {
    background: linear-gradient(135deg, #0a1a2f 0%, #0d3b8c 100%);
    color: #fff;
    border-radius: var(--radius-lg);
    padding: clamp(34px, 5vw, 64px);
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: clamp(30px, 5vw, 70px);
    align-items: center;
    overflow: hidden;
    position: relative;
}
.impact-card::after {
    content: "";
    position: absolute;
    right: -100px; top: -100px;
    width: 320px; height: 320px;
    background: radial-gradient(circle, rgba(94,162,245,0.2) 0%, transparent 70%);
    pointer-events: none;
}
.impact-card .stat {
    position: relative;
    z-index: 1;
}
.impact-card .stat .label {
    font-size: 13px;
    letter-spacing: 0.2em;
    font-weight: 700;
    opacity: 0.8;
    margin-bottom: 14px;
    text-transform: uppercase;
}
.impact-card .stat .big {
    font-family: 'Inter', sans-serif;
    font-size: clamp(64px, 9vw, 120px);
    font-weight: 800;
    color: #5ea2f5;
    line-height: 1;
    letter-spacing: -0.04em;
}
.impact-card .stat .big small {
    font-size: 0.42em;
    font-weight: 700;
    margin-left: 4px;
    opacity: 0.85;
}
.impact-card .stat .desc {
    margin-top: 22px;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.6;
    color: #fff;
}
.impact-card .stat .desc small {
    display: block;
    margin-top: 8px;
    font-size: 13px;
    font-weight: 400;
    opacity: 0.78;
    border-top: 1px solid rgba(255,255,255,0.18);
    padding-top: 10px;
}
.impact-card .specs {
    background: rgba(255,255,255,0.06);
    border-radius: var(--radius);
    padding: clamp(26px, 3vw, 36px);
    border: 1px solid rgba(255,255,255,0.12);
    position: relative;
    z-index: 1;
}
.impact-card .specs h4 {
    font-size: 14px;
    letter-spacing: 0.14em;
    font-weight: 700;
    margin-bottom: 20px;
    color: #fff;
    text-transform: uppercase;
}
.impact-card .specs ul {
    list-style: none;
    margin: 0; padding: 0;
}
.impact-card .specs li {
    padding: 9px 0 9px 28px;
    font-size: 14px;
    position: relative;
    color: rgba(255,255,255,0.9);
    line-height: 1.55;
}
.impact-card .specs li::before {
    content: "✓";
    position: absolute;
    left: 0; top: 9px;
    color: #5ea2f5;
    font-weight: 700;
    font-size: 14px;
}
.impact-card .specs li strong { color: #fff; font-weight: 700; }
.impact-card .specs .note {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid rgba(255,255,255,0.14);
    font-size: 13px;
    color: rgba(255,255,255,0.75);
    line-height: 1.65;
}

/* ─ 카테고리 블록 (Component Re-build FEATURES 등) ─ */
.feature-block {
    margin-bottom: clamp(18px, 2vw, 24px);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.feature-block:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.feature-block .fb-head {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    color: #fff;
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.02em;
}
.feature-block .fb-body {
    background: #fff;
    border: 1px solid var(--color-border);
    border-top: 0;
    padding: 18px 24px 22px;
}
.feature-block .fb-body ul {
    list-style: none;
    margin: 0; padding: 0;
}
.feature-block .fb-body li {
    padding: 7px 0 7px 22px;
    font-size: 14.5px;
    color: var(--color-text-body);
    position: relative;
    line-height: 1.7;
}
.feature-block .fb-body li::before {
    content: "−";
    position: absolute;
    left: 4px; top: 7px;
    color: var(--color-primary);
    font-weight: 700;
}

/* ─ 프로세스 다이어그램 (RE-BUILD PROCESS 등) — 6 원형 노드 + 화살표 ─ */
.process-flow {
    margin-top: clamp(20px, 2vw, 28px);
    padding: clamp(28px, 3vw, 40px);
    background: var(--color-bg-soft);
    border-radius: var(--radius-lg);
}
.process-flow .pf-title {
    text-align: center;
    margin-top: 22px;
    padding: 10px 26px;
    display: inline-block;
    background: #fff;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 14px;
    border-radius: var(--radius-pill);
    letter-spacing: 0.06em;
    border: 1px solid var(--color-border);
}
.process-flow .pf-title-wrap { text-align: center; }
.process-flow .steps {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: clamp(20px, 2vw, 30px);
    align-items: center;
}
.process-flow .step {
    position: relative;
    text-align: center;
}
.process-flow .step + .step::before {
    content: "›";
    position: absolute;
    left: calc(-1 * clamp(20px, 2vw, 30px) - 4px);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-primary-light);
    font-size: 28px;
    font-weight: 700;
    line-height: 1;
}
.process-flow .node {
    width: clamp(86px, 8.5vw, 116px);
    aspect-ratio: 1;
    margin: 0 auto;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.3;
    padding: 8px;
    box-shadow: 0 8px 18px rgba(13,59,140,0.18);
    transition: transform var(--dur) var(--ease-out),
                box-shadow var(--dur) var(--ease-out);
}
.process-flow .step:hover .node {
    transform: translateY(-4px) scale(1.04);
    box-shadow: 0 14px 28px rgba(13,59,140,0.28);
}

/* ─ 2 이미지 큰 grid (Refurbishment §2 등) ─ */
.duo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(16px, 2vw, 24px);
}
.duo-grid .ph {
    aspect-ratio: 4 / 3;
    background-color: #f0f3f8;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--dur) var(--ease-out),
                box-shadow var(--dur) var(--ease-out);
}
.duo-grid .ph:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

/* ─ 인트로 좌 사진 + 우 텍스트 (PVD/Display 페이지 §1 등) ─ */
.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(30px, 4vw, 60px);
    align-items: center;
    margin-top: clamp(28px, 3vw, 40px);
}
.intro-grid .ph {
    aspect-ratio: 4 / 3;
    background-color: #e5e7eb;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.intro-grid .text h3 {
    font-size: clamp(20px, 2vw, 26px);
    margin-bottom: 18px;
    letter-spacing: -0.02em;
    color: var(--color-primary);
}
.intro-grid .text p {
    color: var(--color-text-body);
    font-size: 14.5px;
    line-height: 1.85;
    margin-bottom: 14px;
}
.intro-grid .text .keypoints {
    list-style: none;
    margin: 18px 0 0;
    padding: 0;
}
.intro-grid .text .keypoints li {
    padding: 7px 0 7px 22px;
    font-size: 13.5px;
    color: var(--color-text-body);
    position: relative;
}
.intro-grid .text .keypoints li::before {
    content: "▸";
    position: absolute;
    left: 0; top: 7px;
    color: var(--color-primary);
    font-size: 11px;
}


/* ==========================================================================
   12-R. Responsive — Sub Pages (CEO / History / Strengths / Certification / PVD)
   ========================================================================== */

/* ─ Tablet (~1024px) ─ */
@media (max-width: 1024px) {
    .history-cards { grid-template-columns: repeat(2, 1fr); }
    .history-cards > article:nth-child(3) { grid-column: 1 / -1; max-width: 50%; margin: 0 auto; }
    .sub-grid { grid-template-columns: 1fr; }
    .sub-grid .text h2 .accent { margin-left: 0; }
    .company-info-row { grid-template-columns: 1fr; gap: 24px; }
    .contact-grid { grid-template-columns: 1fr; }
    .field-row { grid-template-columns: 1fr; gap: 0; }
    /* PVD */
    .product-line { grid-template-columns: repeat(2, 1fr); }
    .product-line > .card:nth-child(3) { grid-column: 1 / -1; max-width: 50%; margin: 0 auto; }
    .photo-grid { grid-template-columns: repeat(3, 1fr); }
    /* About */
    .overview-grid { grid-template-columns: 1fr; }
    .global-network { grid-template-columns: 1fr; }
    .org-depts { grid-template-columns: repeat(3, 1fr); }
    .org-depts > .dept:nth-child(n+4)::before { display: none; }
    .org-depts::before { left: 16.66%; right: 16.66%; }
    /* Display */
    .module-grid { grid-template-columns: repeat(2, 1fr); }
    .intro-grid { grid-template-columns: 1fr; gap: 30px; }
    /* Refurbishment */
    .impact-card { grid-template-columns: 1fr; gap: 28px; }
    /* Component Re-build — Process: 6 → 3 컬럼 2 row */
    .process-flow .steps { grid-template-columns: repeat(3, 1fr); row-gap: clamp(22px, 3vw, 36px); }
    .process-flow .step:nth-child(4)::before { display: none; }
}

/* ─ Mobile portrait (~768px) ─ */
@media (max-width: 768px) {
    .sub-visual { min-height: 220px; }
    .sub-visual h1 { font-size: 28px; }
    .sub-visual h1 small { margin: 18px 0; }
    .sub-visual p { font-size: 13px; letter-spacing: 0.2em; }

    /* 서브 페이지 카테고리 드롭다운 — 모바일 */
    .sub-dropdown .container {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        padding-top: 16px;
        padding-bottom: 16px;
    }
    .sub-dropdown .category {
        border-right: 0;
        padding-right: 0;
        padding-bottom: 4px;
        font-size: 12px;
    }
    .sub-dropdown .picker { flex: 1 1 100%; max-width: none; }
    .sub-dropdown .picker-btn { padding: 12px 16px; font-size: 14px; }

    /* 인트로 */
    .history-intro { grid-template-columns: 1fr; gap: 24px; }
    .history-intro .text { padding-right: 0; }

    /* 카드 — 1 컬럼 */
    .history-cards { grid-template-columns: 1fr; }
    .history-cards > article:nth-child(3) { max-width: none; }
    .history-card { padding: 28px 24px; }
    .history-card .year-circle { width: 110px; height: 110px; }

    /* 타임라인 — padding 줄임 + 년도/점 간격 확보 */
    .timeline { padding-left: 80px; margin: clamp(40px,6vw,70px) 0 0; }
    .timeline::before { left: 70px; }
    .timeline-item .year {
        left: -80px;
        width: 50px;
        font-size: 16px;
        padding-right: 4px;   /* 년도 텍스트 우측 여백 */
    }
    .timeline-item::before { left: -15px; }   /* 점 위치 — line(70) 중앙 정렬 */

    /* 강점 카드 — 번호 위 콘텐츠 아래 stack */
    .strength-card { grid-template-columns: 1fr; gap: 18px; padding: 28px 24px; }
    .strength-card .num { text-align: left; font-size: 54px; }
    .strength-card .num small { display: inline; margin-left: 14px; }
    .strength-card .body { border-left: 0; border-top: 1px solid var(--color-border); padding: 20px 0 0; }

    /* 회사정보 라벨 폭 줄임 */
    .company-info li { grid-template-columns: 14px 90px 1fr; gap: 10px; font-size: 13px; }

    /* 푸터 — 세로 stack + 구독폼 풀폭 */
    .footer-inner { gap: 28px; }
    .footer-left { flex-direction: column; align-items: flex-start; gap: 18px; }
    .footer-subscribe { flex: 1 1 100%; max-width: none; }

    /* Certification 테이블 → 카드 변환 */
    .cert-table { display: block; }
    .cert-table thead { display: none; }
    .cert-table colgroup { display: none; }
    .cert-table tbody, .cert-table tr, .cert-table td { display: block; width: 100% !important; }
    .cert-table tbody tr {
        background: var(--color-bg-soft);
        border-radius: var(--radius);
        padding: 14px 16px;
        margin-bottom: 12px;
        border: 1px solid var(--color-border);
    }
    .cert-table tbody tr:hover { background: var(--color-bg-soft); }
    .cert-table tbody td {
        border: 0;
        padding: 5px 0;
        display: grid;
        grid-template-columns: 90px 1fr;
        gap: 12px;
        font-size: 13.5px;
    }
    .cert-table tbody td::before {
        content: attr(data-label);
        color: var(--color-text-muted);
        font-weight: 600;
        font-size: 12px;
    }
    .cert-table .no { text-align: left; }
    .cert-table .no::before { content: "No"; }
    /* PVD */
    .product-line { grid-template-columns: 1fr; }
    .product-line > .card:nth-child(3) { max-width: none; }
    .photo-grid { grid-template-columns: repeat(2, 1fr); }
    /* About */
    .org-depts { grid-template-columns: repeat(2, 1fr); }
    .org-depts::before { display: none; }
    .org-depts > .dept::before { display: none; }
    .gn-map .maps { grid-template-columns: 1fr; }
    .gn-map .locations { grid-template-columns: 1fr; }
    .overview-card .meta { grid-template-columns: 90px 1fr; }
    .overview-card .loc-list li { grid-template-columns: 90px 1fr; gap: 12px; }
    /* Display */
    .module-grid { grid-template-columns: 1fr; }
    .module-card .ph { aspect-ratio: 16 / 10; }
    /* Refurbishment */
    .duo-grid { grid-template-columns: 1fr; }
    .impact-card { padding: 28px 22px; }
    .impact-card .stat .big { font-size: 64px; }
    /* Component Re-build — 2 컬럼 3 row */
    .process-flow .steps { grid-template-columns: repeat(2, 1fr); }
    .process-flow .step:nth-child(3)::before,
    .process-flow .step:nth-child(5)::before { display: none; }
    .process-flow .node { width: 92px; font-size: 12px; }
}

/* ─ Mobile small (~480px) ─ */
@media (max-width: 480px) {
    .sub-visual h1 { font-size: 24px; }
    .strengths-intro h2 { font-size: 20px; }
    .strength-card { padding: 22px 18px; }
    .strength-card .num { font-size: 44px; }
    .history-card { padding: 22px 18px; }
    .history-card .year-circle { width: 96px; height: 96px; }
    .history-card .year-circle .from,
    .history-card .year-circle .to { font-size: 18px; }
    .timeline { padding-left: 70px; }
    .timeline::before { left: 60px; }
    .timeline-item .year {
        left: -70px;
        width: 42px;
        font-size: 14px;
        padding-right: 4px;
    }
    .timeline-item::before { left: -15px; }
    .company-info li { grid-template-columns: 14px 80px 1fr; }
}


/* ==========================================================================
   11. Scroll Reveal Animations
   ========================================================================== */
[data-reveal] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity var(--dur-slow) var(--ease-out),
                transform var(--dur-slow) var(--ease-out);
    will-change: opacity, transform;
}
[data-reveal="left"]  { transform: translateX(-50px); }
[data-reveal="right"] { transform: translateX(50px); }
[data-reveal="scale"] { transform: scale(0.92); }
[data-reveal="fade"]  { transform: none; }

[data-reveal].is-visible {
    opacity: 1;
    transform: translate(0, 0) scale(1);
}

/* stagger children */
[data-stagger] > * {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity var(--dur-slow) var(--ease-out),
                transform var(--dur-slow) var(--ease-out);
}
[data-stagger].is-visible > * {
    opacity: 1;
    transform: translateY(0);
}
[data-stagger].is-visible > *:nth-child(1) { transition-delay: .05s; }
[data-stagger].is-visible > *:nth-child(2) { transition-delay: .18s; }
[data-stagger].is-visible > *:nth-child(3) { transition-delay: .31s; }
[data-stagger].is-visible > *:nth-child(4) { transition-delay: .44s; }
[data-stagger].is-visible > *:nth-child(5) { transition-delay: .57s; }


/* ==========================================================================
   12. Responsive
   ========================================================================== */
@media (max-width: 1100px) {
    .components-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
    :root { --header-h: 70px; --header-h-scrolled: 60px; }

    .main-nav,
    .lang-toggle,
    .header-right .lang-list { display: none; }

    .hamburger { display: inline-flex; }

    .products-grid { grid-template-columns: 1fr; }
    .contact-grid  { grid-template-columns: 1fr; }
    .field-row     { grid-template-columns: 1fr; gap: 0; }

    .hero { min-height: 88vh; }

    .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 540px) {
    .components-grid { grid-template-columns: 1fr; }
    .section-head h2 { font-size: 26px; }
    .hero-title { font-size: 30px; }
    .hero-divider { margin: 22px auto; }
}

/* prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}