/* ===================================================
   MIND IMAGEWORKS — Global Stylesheet
   B2B Conversion Edition | Dark Navy + Gold Trim
   Palette: #0e1219 (bg) / #b39260 (gold) / #f0f2f8 (text)
   =================================================== */

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

:root {
    /* ── Navy Base ── */
    --clr-bg:        #0e1219;
    --clr-bg-2:      #111720;
    --clr-bg-3:      #151c28;
    --clr-surface:   #1a2235;
    --clr-surface-2: #1f2840;
    --clr-border:    rgba(179,146,96,0.15);
    --clr-border-2:  rgba(179,146,96,0.28);

    /* ── Gold Accent ── */
    --clr-gold:        #b39260;
    --clr-gold-light:  #d4b483;
    --clr-gold-bright: #e8cc9a;
    --clr-gold-glow:   rgba(179,146,96,0.25);

    /* ── Text ── */
    --clr-text:      #f0f2f8;
    --clr-text-2:    #8a9ab8;
    --clr-text-3:    #4a5570;

    /* ── Gradients ── */
    --gradient-gold:   linear-gradient(135deg, #b39260 0%, #e8cc9a 50%, #b39260 100%);
    --gradient-dark:   linear-gradient(180deg, #0e1219 0%, #111720 100%);
    --gradient-navy:   linear-gradient(135deg, #111720 0%, #1a2235 100%);

    --font-main:  'Inter', sans-serif;
    --font-head:  'Space Grotesk', sans-serif;

    --ease-out:    cubic-bezier(0.22, 1, 0.36, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

    --shadow-glow: 0 0 40px rgba(179,146,96,0.2);
    --shadow-card: 0 20px 60px rgba(0,0,0,0.45);

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 14px;

    --nav-h: 80px;
    --section-pad: 120px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
    background-color: var(--clr-bg);
    color: var(--clr-text);
    font-family: var(--font-main);
    line-height: 1.65;
    overflow-x: hidden;
    cursor: none;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: none; border: none; background: none; font-family: inherit; }

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 48px;
}

/* --- SCROLLBAR --- */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--clr-bg); }
::-webkit-scrollbar-thumb { background: var(--clr-gold); border-radius: 2px; }

/* --- DOT PATTERN BG (dark sections) --- */
.dark-section {
    background-color: var(--clr-bg-2);
    position: relative;
}
.dark-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, rgba(179,146,96,0.1) 1px, transparent 0);
    background-size: 36px 36px;
    mask-image: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.4) 30%, rgba(0,0,0,0.4) 70%, transparent 100%);
    -webkit-mask-image: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.4) 30%, rgba(0,0,0,0.4) 70%, transparent 100%);
    pointer-events: none;
    z-index: 0;
}
.dark-section > .container { position: relative; z-index: 1; }

/* ===================================================
   COMMON SECTION STYLES
   =================================================== */
.section { padding: var(--section-pad) 0; }

.section-tag {
    display: inline-block;
    font-family: var(--font-head);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--clr-gold);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--clr-border-2);
}

.section-title {
    font-family: var(--font-head);
    font-size: clamp(28px, 3.5vw, 48px);
    font-weight: 700;
    line-height: 1.2;
    color: var(--clr-text);
    margin-bottom: 20px;
}
.section-title em {
    font-style: normal;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-sub {
    font-size: 16px;
    color: var(--clr-text-2);
    line-height: 1.7;
    max-width: 560px;
}

.section-header { margin-bottom: 56px; }
.section-header.center { text-align: center; }
.section-header.center .section-sub { margin: 0 auto; }
.section-header-top {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 16px;
    gap: 24px;
}

.mt-lg { margin-top: 36px; }

/* ===================================================
   BUTTONS
   =================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-head);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.3px;
    border-radius: var(--radius-sm);
    transition: all 0.25s var(--ease-out);
    cursor: none;
    white-space: nowrap;
}

/* 골드 솔리드 */
.btn-gold {
    background: var(--gradient-gold);
    color: #0e1219;
    border: 1px solid transparent;
}
.btn-gold:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(179,146,96,0.35);
}

/* 골드 아웃라인 */
.btn-outline-gold {
    background: transparent;
    color: var(--clr-gold-light);
    border: 1px solid var(--clr-border-2);
}
.btn-outline-gold:hover {
    border-color: var(--clr-gold);
    color: var(--clr-gold-bright);
    background: rgba(179,146,96,0.06);
    transform: translateY(-2px);
}

.btn-full { width: 100%; justify-content: center; }

.view-all-btn {
    flex-shrink: 0;
    font-size: 13px;
    padding: 10px 20px;
}

/* ===================================================
   LOADER
   =================================================== */
#loader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--clr-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s var(--ease-out), visibility 0.6s;
    background-image: radial-gradient(ellipse at 20% 50%, rgba(179,146,96,0.05) 0%, transparent 60%);
}
#loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.loader-inner {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}
.loader-logo { display: flex; justify-content: center; margin-bottom: 32px; }
.loader-logo-img {
    height: 80px;
    width: auto;
    object-fit: contain;
    mix-blend-mode: screen;
    filter: brightness(1.1) contrast(1.15);
}
.loader-bar-wrap {
    width: 220px;
    height: 1px;
    background: rgba(179,146,96,0.15);
    border-radius: 1px;
    overflow: hidden;
    margin-bottom: 12px;
}
.loader-bar {
    height: 100%;
    width: 0%;
    background: var(--gradient-gold);
    border-radius: 1px;
    transition: width 0.05s linear;
    box-shadow: 0 0 8px rgba(179,146,96,0.5);
}
.loader-percent {
    font-family: var(--font-head);
    font-size: 12px;
    font-weight: 600;
    color: var(--clr-gold);
    letter-spacing: 2px;
}

/* ===================================================
   CURSOR
   =================================================== */
.cursor-dot {
    position: fixed;
    width: 10px;
    height: 10px;
    background: var(--clr-gold-bright);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
    transform: translate(-50%, -50%);
    transition: background 0.2s;
}

/* ===================================================
   NAVIGATION
   =================================================== */
#navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-h);
    z-index: 1000;
    background: transparent;
    transition: background 0.4s var(--ease-out), border-color 0.4s, backdrop-filter 0.4s;
    border-bottom: 1px solid transparent;
}
#navbar.scrolled {
    background: rgba(10, 13, 20, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom-color: rgba(179,146,96,0.2);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 48px;
    height: 100%;
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-logo { flex-shrink: 0; display: flex; align-items: center; }
.nav-logo-img {
    height: 44px;
    width: auto;
    display: block;
    object-fit: contain;
    mix-blend-mode: screen;
    filter: brightness(1.05) contrast(1.1);
    opacity: 0.95;
    transition: opacity 0.25s, filter 0.25s;
}
.nav-logo-img:hover { opacity: 1; filter: brightness(1.2) contrast(1.1); }

.nav-links {
    display: flex;
    gap: 32px;
    margin-left: auto;
}
.nav-link {
    font-family: var(--font-head);
    font-size: 13.5px;
    font-weight: 500;
    color: rgba(240,242,248,0.7);
    letter-spacing: 0.3px;
    position: relative;
    transition: color 0.2s;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -3px; left: 0;
    width: 0; height: 1px;
    background: var(--clr-gold);
    transition: width 0.3s var(--ease-out);
}
.nav-link:hover { color: var(--clr-text); }
.nav-link:hover::after { width: 100%; }

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 10px 22px;
    font-family: var(--font-head);
    font-size: 13px;
    font-weight: 600;
    background: var(--gradient-gold);
    color: #0e1219;
    border-radius: var(--radius-sm);
    transition: filter 0.2s, transform 0.2s;
    flex-shrink: 0;
}
.nav-cta:hover { filter: brightness(1.1); transform: translateY(-1px); }

.hamburger { display: none; flex-direction: column; gap: 5px; width: 26px; }
.hamburger span {
    display: block; height: 1.5px;
    background: var(--clr-text);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}
.hamburger.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(8,11,18,0.97);
    backdrop-filter: blur(20px);
    z-index: 999;
    padding: 32px 40px 40px;
    transform: translateY(-110%);
    transition: transform 0.4s var(--ease-out);
    border-bottom: 1px solid var(--clr-border);
}
.mobile-menu.open { transform: translateY(0); }
.mobile-menu ul { display: flex; flex-direction: column; gap: 0; margin-bottom: 24px; }
.mobile-link {
    display: block;
    padding: 14px 0;
    font-family: var(--font-head);
    font-size: 20px;
    font-weight: 600;
    color: var(--clr-text-2);
    border-bottom: 1px solid var(--clr-border);
    transition: color 0.2s, padding-left 0.2s;
}
.mobile-link:hover { color: var(--clr-text); padding-left: 8px; }
.mobile-cta {
    display: block;
    padding: 14px;
    text-align: center;
    background: var(--gradient-gold);
    color: #0e1219;
    font-family: var(--font-head);
    font-size: 15px;
    font-weight: 700;
    border-radius: var(--radius-sm);
}

/* ===================================================
   HERO
   =================================================== */
#hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 680px;
    overflow: hidden;
    background: #050810;
}

#hero-video-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}
#yt-player {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    min-width: 177.78vh;
    min-height: 100%;
    width: auto;
    height: auto;
    pointer-events: none;
}
#yt-player iframe {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    min-width: 177.78vh;
    min-height: 100%;
    width: auto;
    height: auto;
}
.hero-video-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(10,13,20,0.35) 0%,
        rgba(10,13,20,0.15) 40%,
        rgba(10,13,20,0.55) 80%,
        rgba(10,13,20,0.92) 100%
    );
}

/* Hero 텍스트 */
.hero-content {
    position: absolute;
    bottom: 0;
    left: 0; right: 0;
    z-index: 2;
    padding: 0 80px 80px;
    max-width: 820px;
}
.hero-eyebrow {
    font-family: var(--font-head);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 3.5px;
    text-transform: uppercase;
    color: var(--clr-gold-light);
    margin-bottom: 18px;
    opacity: 0;
    animation: fadeUp 0.8s 0.5s var(--ease-out) forwards;
}
.hero-headline {
    font-family: var(--font-head);
    font-size: clamp(32px, 4.5vw, 60px);
    font-weight: 700;
    line-height: 1.18;
    color: #fff;
    margin-bottom: 20px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.5);
    opacity: 0;
    animation: fadeUp 0.9s 0.7s var(--ease-out) forwards;
}
.hero-headline em {
    font-style: normal;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-sub {
    font-size: clamp(14px, 1.5vw, 17px);
    color: rgba(240,242,248,0.78);
    line-height: 1.7;
    margin-bottom: 36px;
    opacity: 0;
    animation: fadeUp 0.9s 0.9s var(--ease-out) forwards;
}
.hero-btns {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.9s 1.1s var(--ease-out) forwards;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(22px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Hero Scroll */
.hero-scroll {
    position: absolute;
    bottom: 36px; right: 56px;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.scroll-line {
    width: 1px; height: 50px;
    background: linear-gradient(to bottom, transparent, var(--clr-gold));
    animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}
.hero-scroll span {
    font-family: var(--font-head);
    font-size: 9px;
    letter-spacing: 3px;
    color: rgba(240,242,248,0.5);
    writing-mode: vertical-rl;
}

/* ===================================================
   MARQUEE
   =================================================== */
.marquee-section {
    overflow: hidden;
    background: var(--clr-bg-3);
    border-top: 1px solid var(--clr-border);
    border-bottom: 1px solid var(--clr-border);
    padding: 16px 0;
}
.marquee-track { overflow: hidden; }
.marquee-content {
    display: inline-flex;
    align-items: center;
    gap: 32px;
    white-space: nowrap;
    animation: marquee 40s linear infinite;
    font-family: var(--font-head);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 2.5px;
    color: var(--clr-text-3);
}
.marquee-content .dot { color: var(--clr-gold); font-size: 9px; }
@keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* Trust/Positioning 섹션 제거됨 */

/* ===================================================
   ABOUT — 중앙 정렬 단일 컬럼
   =================================================== */
.about-center {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}
.about-center .section-tag { display: block; text-align: center; }
.about-center .section-title {
    text-align: center;
    line-height: 1.4;
}
.about-title-sub {
    display: block;
    font-size: clamp(16px, 1.8vw, 22px);
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.01em;
    margin-bottom: 8px;
    line-height: 1.4;
}
.about-desc {
    font-size: 16px;
    color: var(--clr-text-2);
    line-height: 1.8;
    margin-bottom: 18px;
}
.about-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 28px;
    justify-content: center;
}
.keyword-tag {
    display: inline-block;
    padding: 6px 14px;
    font-family: var(--font-head);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.5px;
    color: var(--clr-gold);
    border: 1px solid var(--clr-border);
    border-radius: 2px;
    background: rgba(179,146,96,0.04);
}


/* ===================================================
   SERVICES — 이미지 상단 + 텍스트 하단 카드 (가로 나열)
   =================================================== */

/* 카드 컨테이너: 5개 균등 배분 */
.services-cards {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

/* 개별 카드 */
.svc-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform 0.3s var(--ease-out), box-shadow 0.3s, border-color 0.3s;
    cursor: default;
}
.svc-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 48px rgba(0,0,0,0.5);
    border-color: var(--clr-border-2);
}

/* ─── 썸네일 영역 (상단) ─── */
.svc-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
}
.svc-thumb-inner {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* 각 카드별 배경 컬러 테마 */
.svc-thumb-1 { background: linear-gradient(135deg, #0d1a2e 0%, #1a3050 100%); }
.svc-thumb-2 { background: linear-gradient(135deg, #0f1f18 0%, #1a3828 100%); }
.svc-thumb-3 { background: linear-gradient(135deg, #1a1030 0%, #2d1a50 100%); }
.svc-thumb-4 { background: linear-gradient(135deg, #1e1808 0%, #3a2e10 100%); }
.svc-thumb-5 { background: linear-gradient(135deg, #0d1a2e 0%, #12283a 100%); }

/* hover 시 썸네일 약간 확대 */
.svc-card:hover .svc-thumb-inner { transform: scale(1.04); }
.svc-thumb-inner { transition: transform 0.4s var(--ease-out); }

/* 번호 배지 (썸네일 좌상단) */
.svc-num-badge {
    position: absolute;
    top: 12px; left: 14px;
    font-family: var(--font-head);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--clr-gold);
    background: rgba(10,13,20,0.7);
    border: 1px solid rgba(179,146,96,0.3);
    border-radius: 3px;
    padding: 3px 8px;
    z-index: 2;
    backdrop-filter: blur(4px);
}

/* ─── 3D CSS 씬 오브젝트들 ─── */
.svc-3d-scene {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 공통 씬 그리드 라인 */
.scene-grid-lines {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(179,146,96,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(179,146,96,0.06) 1px, transparent 1px);
    background-size: 24px 24px;
    pointer-events: none;
}

/* 씬 공통 오브젝트 */
.scene-obj {
    position: absolute;
    border-radius: 2px;
}

/* ── 씬1: 제품 (기어/암) ── */
.scene-product .obj-gear1 {
    width: 60px; height: 60px;
    border: 6px solid var(--clr-gold);
    border-radius: 50%;
    top: 22%; left: 20%;
    box-shadow: 0 0 18px rgba(179,146,96,0.4);
    animation: spin 8s linear infinite;
}
.scene-product .obj-gear2 {
    width: 36px; height: 36px;
    border: 4px solid var(--clr-gold-light);
    border-radius: 50%;
    top: 28%; left: 50%;
    opacity: 0.6;
    animation: spinR 5s linear infinite;
}
.scene-product .obj-arm {
    width: 70px; height: 10px;
    background: linear-gradient(90deg, var(--clr-gold), transparent);
    bottom: 32%; right: 15%;
    border-radius: 4px;
    transform: rotate(-20deg);
    box-shadow: 0 0 10px rgba(179,146,96,0.3);
}

/* ── 씬2: 산업 (파이프/탱크) ── */
.scene-industrial .obj-pipe1 {
    width: 12px; height: 80px;
    background: linear-gradient(180deg, #4aaa6e, #2d7a4e);
    left: 25%; top: 15%;
    border-radius: 3px;
    box-shadow: 0 0 12px rgba(74,170,110,0.4);
}
.scene-industrial .obj-pipe2 {
    width: 12px; height: 56px;
    background: linear-gradient(180deg, #5abc80, #3a9060);
    left: 40%; top: 28%;
    border-radius: 3px;
    box-shadow: 0 0 10px rgba(74,170,110,0.3);
}
.scene-industrial .obj-tank {
    width: 54px; height: 54px;
    border: 3px solid #4aaa6e;
    border-radius: 6px;
    right: 22%; top: 20%;
    box-shadow: 0 0 20px rgba(74,170,110,0.35), inset 0 0 15px rgba(74,170,110,0.1);
}

/* ── 씬3: 브랜드 (박스/라이트) ── */
.scene-brand .obj-box1 {
    width: 52px; height: 52px;
    background: linear-gradient(135deg, rgba(179,146,96,0.3), rgba(179,146,96,0.1));
    border: 1px solid var(--clr-gold);
    left: 18%; top: 20%;
    transform: rotate(15deg);
    box-shadow: 0 0 20px rgba(179,146,96,0.3);
}
.scene-brand .obj-box2 {
    width: 36px; height: 36px;
    background: linear-gradient(135deg, rgba(212,180,131,0.25), rgba(212,180,131,0.05));
    border: 1px solid var(--clr-gold-light);
    right: 20%; bottom: 28%;
    transform: rotate(-10deg);
    box-shadow: 0 0 14px rgba(212,180,131,0.25);
}
.scene-brand .obj-light {
    width: 4px; height: 4px;
    background: var(--clr-gold-bright);
    border-radius: 50%;
    top: 50%; left: 50%;
    box-shadow: 0 0 30px 12px rgba(232,204,154,0.25), 0 0 60px 24px rgba(179,146,96,0.1);
}

/* ── 씬4: 전시 (스크린/스탠드) ── */
.scene-exhibition .obj-screen {
    width: 80px; height: 52px;
    background: linear-gradient(135deg, #1a2a4a, #0d1a32);
    border: 2px solid var(--clr-gold);
    border-radius: 4px;
    top: 22%; left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 20px rgba(179,146,96,0.35);
}
.scene-exhibition .obj-screen::after {
    content: '';
    position: absolute;
    top: 8px; left: 10px; right: 10px; bottom: 8px;
    background: linear-gradient(135deg, rgba(179,146,96,0.2), rgba(179,146,96,0.05));
    border-radius: 2px;
}
.scene-exhibition .obj-stand {
    width: 6px; height: 28px;
    background: var(--clr-gold);
    top: 58%; left: 50%;
    transform: translateX(-50%);
    opacity: 0.6;
}

/* ── 씬5: 전문 (링/코어) ── */
.scene-specialist .obj-ring1 {
    width: 72px; height: 72px;
    border: 3px solid rgba(100,180,255,0.6);
    border-radius: 50%;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 20px rgba(100,180,255,0.3);
    animation: pulse 3s ease-in-out infinite;
}
.scene-specialist .obj-ring2 {
    width: 48px; height: 48px;
    border: 2px solid rgba(100,180,255,0.35);
    border-radius: 50%;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 3s ease-in-out infinite 0.5s;
}
.scene-specialist .obj-core {
    width: 14px; height: 14px;
    background: rgba(100,180,255,0.9);
    border-radius: 50%;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 14px rgba(100,180,255,0.6);
}

/* 애니메이션 */
@keyframes spin  { from { transform: rotate(0deg); }   to { transform: rotate(360deg); } }
@keyframes spinR { from { transform: rotate(0deg); }   to { transform: rotate(-360deg); } }
@keyframes pulse {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50%       { opacity: 1;   transform: translate(-50%, -50%) scale(1.08); }
}

/* ─── 텍스트 영역 (하단, 밝은 배경) ─── */
.svc-body {
    padding: 20px 22px 24px;
    background: #f5f4f0;
    border-top: 2px solid var(--clr-gold);
    transition: background 0.2s;
}
.svc-card:hover .svc-body { background: #eeede8; }

.svc-body h3 {
    font-family: var(--font-head);
    font-size: 15px;
    font-weight: 700;
    color: #111720;
    margin-bottom: 8px;
    line-height: 1.3;
}
.svc-body p {
    font-size: 13px;
    color: #4a5570;
    line-height: 1.65;
}



/* ===================================================
   PORTFOLIO
   =================================================== */
.portfolio-filter {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}
.filter-btn {
    padding: 8px 20px;
    font-family: var(--font-head);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--clr-text-3);
    border: 1px solid var(--clr-border);
    border-radius: 2px;
    background: transparent;
    transition: all 0.2s;
    cursor: none;
}
.filter-btn:hover { color: var(--clr-gold-light); border-color: var(--clr-border-2); }
.filter-btn.active {
    color: #0e1219;
    background: var(--gradient-gold);
    border-color: transparent;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}
.portfolio-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform 0.3s var(--ease-out), box-shadow 0.3s, border-color 0.3s;
}
.portfolio-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card);
    border-color: var(--clr-border-2);
}
.portfolio-card.hidden { display: none; }

.portfolio-thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}
.pf-thumb-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.portfolio-card:hover .pf-thumb-img { transform: scale(1.05); }
.portfolio-placeholder {
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.pf-1 { background: linear-gradient(135deg, #111a2a 0%, #1e2d45 100%); }
.pf-2 { background: linear-gradient(135deg, #12201a 0%, #1d3428 100%); }
.pf-3 { background: linear-gradient(135deg, #1a1220 0%, #2d1e40 100%); }
.pf-4 { background: linear-gradient(135deg, #1a1712 0%, #342c1e 100%); }
.pf-5 { background: linear-gradient(135deg, #121420 0%, #1e2234 100%); }
.pf-6 { background: linear-gradient(135deg, #1a1212 0%, #341e1e 100%); }
.pf-beauty { background: linear-gradient(135deg, #1a1220 0%, #2e1a30 100%); }
.pf-material { background: linear-gradient(135deg, #111a18 0%, #1a2e28 100%); }
.pf-inner {
    width: 56px; height: 56px;
    border: 1px solid var(--clr-border-2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-gold);
    font-size: 22px;
    opacity: 0.5;
}
.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10,13,20,0.65);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }
.pf-play-btn {
    width: 56px; height: 56px;
    background: rgba(179,146,96,0.15);
    border: 1px solid var(--clr-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-gold-bright);
    font-size: 22px;
    transition: background 0.2s, transform 0.2s;
}
.pf-play-btn:hover { background: rgba(179,146,96,0.3); transform: scale(1.1); }

.portfolio-info {
    padding: 22px 24px 26px;
}
.pf-category {
    display: inline-block;
    font-family: var(--font-head);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--clr-gold);
    margin-bottom: 8px;
}
.pf-title {
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 600;
    color: var(--clr-text);
    margin-bottom: 8px;
    line-height: 1.35;
}
.pf-desc {
    font-size: 13.5px;
    color: var(--clr-text-2);
    line-height: 1.65;
    margin-bottom: 16px;
}
.pf-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-head);
    font-size: 12px;
    font-weight: 600;
    color: var(--clr-gold);
    transition: gap 0.2s, color 0.2s;
}
.pf-link:hover { gap: 10px; color: var(--clr-gold-bright); }

/* YouTube 배너 (포트폴리오 내 통합) */
.yt-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 28px 36px;
    gap: 24px;
}
.yt-banner-left {
    display: flex;
    align-items: center;
    gap: 18px;
}
.yt-banner-icon {
    font-size: 28px;
    color: #ff4e45;
}
.yt-banner-label {
    font-family: var(--font-head);
    font-size: 10px;
    letter-spacing: 2px;
    color: var(--clr-text-3);
    text-transform: uppercase;
    margin-bottom: 2px;
}
.yt-banner-channel {
    font-family: var(--font-head);
    font-size: 18px;
    font-weight: 600;
    color: var(--clr-text);
}

/* ===================================================
   PROCESS
   =================================================== */
.process-steps {
    display: flex;
    align-items: stretch;
    gap: 0;
    position: relative;
}
.process-step-b2b {
    flex: 1;
    padding: 36px 28px;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    position: relative;
    transition: border-color 0.25s, box-shadow 0.25s;
    display: flex;
    flex-direction: column;
}
.process-step-b2b:hover {
    border-color: var(--clr-border-2);
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.process-arrow {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    color: var(--clr-gold);
    opacity: 0.5;
    font-size: 14px;
    padding-top: 0;
}
.ps-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.ps-num {
    font-family: var(--font-head);
    font-size: 28px;
    font-weight: 700;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}
.ps-icon {
    width: 36px; height: 36px;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-gold);
    font-size: 14px;
    background: rgba(179,146,96,0.06);
}
.ps-body h3 {
    font-family: var(--font-head);
    font-size: 15px;
    font-weight: 600;
    color: var(--clr-text);
    margin-bottom: 10px;
    line-height: 1.35;
}
.ps-body p {
    font-size: 13px;
    color: var(--clr-text-2);
    line-height: 1.7;
}

/* ===================================================
   BLOG / INSIGHTS — 섹션 패딩 축소
   =================================================== */
#blog {
    padding: 16px 0;
    position: relative;
    overflow: hidden;
}

/* 배경 SVG 패턴 — 원근감 골드 그리드 */
#blog::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('../images/insights-bg.svg');
    background-size: cover;
    background-position: center bottom;
    background-repeat: no-repeat;
    pointer-events: none;
    z-index: 0;
}

/* 배경 보조 — 좌하단 골드 글로우 */
#blog::after {
    content: '';
    position: absolute;
    bottom: -60px;
    left: 5%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(179,146,96,0.06) 0%, transparent 65%);
    pointer-events: none;
    z-index: 0;
}

/* 컨테이너가 배경 위로 */
#blog .container { position: relative; z-index: 1; }
#blog .section-header { margin-bottom: 14px; }
#blog .section-title { font-size: 22px; margin-bottom: 4px; }
#blog .section-sub { font-size: 13px; margin-top: 4px; }

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}
.blog-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.blog-card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 2px;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transition: transform 0.3s var(--ease-out);
    transform-origin: left;
}
.blog-card:hover {
    border-color: var(--clr-border-2);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}
.blog-card:hover::after { transform: scaleX(1); }
.blog-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}
.blog-cat {
    font-family: var(--font-head);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--clr-gold);
    padding: 4px 10px;
    border: 1px solid var(--clr-border);
    border-radius: 2px;
}
.blog-date {
    font-size: 12px;
    color: var(--clr-text-3);
}
.blog-title {
    font-family: var(--font-head);
    font-size: 15px;
    font-weight: 600;
    color: var(--clr-text);
    line-height: 1.35;
    margin-bottom: 6px;
}
.blog-excerpt {
    font-size: 13px;
    color: var(--clr-text-2);
    line-height: 1.55;
    margin-bottom: 8px;
}
.blog-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-head);
    font-size: 12px;
    font-weight: 600;
    color: var(--clr-gold);
    transition: gap 0.2s, color 0.2s;
}
.blog-link:hover { gap: 10px; color: var(--clr-gold-bright); }

/* ===================================================
   CONTACT
   =================================================== */
.contact-cta-banner {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 60px;
    margin-bottom: 72px;
    position: relative;
    overflow: hidden;
}
.contact-cta-banner::before {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(ellipse at 100% 50%, rgba(179,146,96,0.07) 0%, transparent 70%);
    pointer-events: none;
}
.contact-cta-banner::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 2px;
    background: var(--gradient-gold);
    opacity: 0.5;
}
.cta-banner-title {
    font-family: var(--font-head);
    font-size: clamp(22px, 2.8vw, 36px);
    font-weight: 700;
    color: var(--clr-text);
    line-height: 1.3;
    margin-bottom: 16px;
}
.cta-banner-sub {
    font-size: 16px;
    color: var(--clr-text-2);
    line-height: 1.7;
}

.contact-form-area {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 64px;
    align-items: start;
}
.contact-info-title {
    font-family: var(--font-head);
    font-size: 22px;
    font-weight: 700;
    color: var(--clr-text);
    margin-bottom: 28px;
}
.contact-info-items { display: flex; flex-direction: column; gap: 20px; margin-bottom: 32px; }
.ci-item { display: flex; align-items: flex-start; gap: 14px; }
.ci-icon {
    width: 38px; height: 38px;
    background: rgba(179,146,96,0.08);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-gold);
    font-size: 14px;
    flex-shrink: 0;
}
.ci-text span {
    display: block;
    font-family: var(--font-head);
    font-size: 10px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--clr-text-3);
    margin-bottom: 3px;
}
.ci-text a, .ci-text strong, .ci-text > span:last-child {
    font-size: 14px;
    font-weight: 400;
    font-family: var(--font-body, 'Inter', sans-serif);
    color: var(--clr-text-2);
    transition: color 0.2s;
}
.ci-address { text-transform: none !important; letter-spacing: 0 !important; }
.ci-text a:hover { color: var(--clr-gold); }

.social-links { display: flex; gap: 10px; }
.social-btn {
    width: 38px; height: 38px;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-text-3);
    font-size: 15px;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.social-btn:hover { border-color: var(--clr-gold); color: var(--clr-gold); background: rgba(179,146,96,0.06); }

/* Form B2B */
.contact-form-b2b {
    display: flex;
    flex-direction: column;
    gap: 18px;
}
.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.form-group label {
    font-family: var(--font-head);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--clr-text-2);
}
.form-group input,
.form-group select,
.form-group textarea {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    padding: 13px 16px;
    font-family: var(--font-main);
    font-size: 14px;
    color: var(--clr-text);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    -webkit-appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--clr-text-3);
}
.form-group select {
    cursor: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='7' viewBox='0 0 12 7'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23b39260' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 38px;
}
.form-group select option { background: #1a2235; color: var(--clr-text); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--clr-gold);
    box-shadow: 0 0 0 3px rgba(179,146,96,0.1);
}
.form-group textarea { resize: vertical; min-height: 130px; }

.form-notice {
    font-size: 13px;
    color: var(--clr-text-3);
    text-align: center;
    margin-top: 4px;
}
.form-success {
    display: none;
    align-items: center;
    gap: 12px;
    padding: 18px 22px;
    background: rgba(179,146,96,0.08);
    border: 1px solid var(--clr-border-2);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--clr-gold-light);
}
.form-success.visible { display: flex; }
.form-success i { font-size: 18px; color: var(--clr-gold); }

/* ===================================================
   FOOTER
   =================================================== */
#footer {
    background: var(--clr-bg-3);
    border-top: 1px solid var(--clr-border);
    padding: 72px 0 32px;
}
.footer-top {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 80px;
    margin-bottom: 56px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--clr-border);
}
.footer-logo-link { display: inline-flex; margin-bottom: 20px; }
.footer-logo-img-main {
    height: 52px;
    width: auto;
    object-fit: contain;
    mix-blend-mode: screen;
    filter: brightness(1.05) contrast(1.1);
}
.footer-tagline {
    font-size: 13.5px;
    color: var(--clr-text-3);
    line-height: 1.7;
    margin-bottom: 20px;
}
.footer-contact-brief {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.footer-contact-brief a {
    font-size: 13px;
    color: var(--clr-text-3);
    transition: color 0.2s;
}
.footer-contact-brief a:hover { color: var(--clr-gold); }
.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}
.footer-col h5 {
    font-family: var(--font-head);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--clr-gold);
    margin-bottom: 18px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
    font-size: 14px;
    color: var(--clr-text-3);
    transition: color 0.2s, padding-left 0.2s;
}
.footer-col a:hover { color: var(--clr-text); padding-left: 4px; }
.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.footer-bottom p {
    font-size: 13px;
    color: var(--clr-text-3);
}
.footer-legal a {
    font-size: 13px;
    color: var(--clr-text-3);
    transition: color 0.2s;
}
.footer-legal a:hover { color: var(--clr-gold); }

/* ===================================================
   BACK TO TOP
   =================================================== */
.back-to-top {
    position: fixed;
    bottom: 36px; right: 36px;
    width: 44px; height: 44px;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-gold);
    font-size: 14px;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s var(--ease-out);
}
.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.back-to-top:hover {
    background: rgba(179,146,96,0.1);
    border-color: var(--clr-gold);
    transform: translateY(-3px);
}

/* ===================================================
   SCROLL REVEAL ANIMATION
   =================================================== */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left {
    opacity: 0;
    transform: translateX(-24px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right {
    opacity: 0;
    transform: translateX(24px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ===================================================
   RESPONSIVE — TABLET (≤1024px)
   =================================================== */
@media (max-width: 1024px) {
    :root { --section-pad: 88px; }
    .container { padding: 0 32px; }

    .nav-links { gap: 22px; }

    .services-cards { grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .about-grid { grid-template-columns: 1fr; gap: 48px; }

    .process-steps {
        flex-direction: column;
        gap: 16px;
    }
    .process-arrow {
        transform: rotate(90deg);
        width: 100%;
        height: 24px;
        padding-top: 0;
        justify-content: center;
    }
    .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-form-area { grid-template-columns: 1fr; gap: 48px; }
    .footer-top { grid-template-columns: 1fr; gap: 40px; }
    .footer-links { grid-template-columns: repeat(3, 1fr); }
}

/* ===================================================
   RESPONSIVE — MOBILE (≤768px)
   =================================================== */
@media (max-width: 768px) {
    :root { --section-pad: 64px; }
    .container { padding: 0 20px; }

    .nav-links { display: none; }
    .nav-cta { display: none; }
    .hamburger { display: flex; }

    .hero-content { padding: 0 24px 64px; }
    .hero-headline { font-size: clamp(26px, 7vw, 40px); }
    .hero-btns { flex-direction: column; }
    .hero-btns .btn { width: 100%; justify-content: center; }
    .hero-scroll { bottom: 20px; right: 24px; }

    .section-header-top { flex-direction: column; align-items: flex-start; }
    .view-all-btn { width: 100%; justify-content: center; }

    .services-cards { grid-template-columns: repeat(2, 1fr); gap: 14px; }

    .portfolio-grid { grid-template-columns: 1fr; }
    .portfolio-filter { gap: 6px; }

    .blog-grid { grid-template-columns: 1fr; }

    .contact-cta-banner { padding: 36px 28px; }
    .form-row-2 { grid-template-columns: 1fr; }

    .footer-links { grid-template-columns: repeat(2, 1fr); gap: 28px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }

    .yt-banner { flex-direction: column; text-align: center; }
    .yt-banner-left { flex-direction: column; gap: 10px; }
}

/* ===================================================
   RESPONSIVE — SMALL MOBILE (≤480px)
   =================================================== */
@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .footer-links { grid-template-columns: 1fr 1fr; }
    .hero-headline { font-size: 26px; }
    .cta-banner-title { font-size: 20px; }
    .services-cards { grid-template-columns: 1fr; }
}

/* ===================================================
   PORTFOLIO CARD SHOW ANIMATION
   =================================================== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Nav active link */
.nav-link.active { color: var(--clr-gold); }
.nav-link.active::after { width: 100%; }