/* ============================================
   DESIGN TOKENS
============================================ */
:root {
    --bg:           #0A0E1A;
    --neon:         #39FF14;
    --neon-dim:     rgba(57, 255, 20, 0.12);
    --neon-glow:    rgba(57, 255, 20, 0.35);
    --glass:        rgba(255, 255, 255, 0.04);
    --glass-border: rgba(255, 255, 255, 0.09);
    --text-primary: #FFFFFF;
    --text-muted:   rgba(255, 255, 255, 0.82);
    --font-en:      'Montserrat', sans-serif;
    --font-kr:      'Pretendard', 'Noto Sans KR', sans-serif;
    --nav-h:        86px;
    --r-sm:         12px;
    --r-md:         18px;
    --r-lg:         24px;
    --ease:         cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   RESET
============================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    background: var(--bg);
    color: var(--text-primary);
    font-family: var(--font-kr);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
button { font-family: inherit; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }

/* ============================================
   SKIP NAVIGATION (A11Y)
============================================ */
.skip-nav {
    position: absolute;
    top: -100%;
    left: 1rem;
    z-index: 10000;
    background: var(--neon);
    color: var(--bg);
    font-family: var(--font-kr);
    font-weight: 700;
    font-size: 0.9rem;
    padding: 0.75rem 1.5rem;
    border-radius: 0 0 var(--r-sm) var(--r-sm);
    transition: top 0.3s;
}
.skip-nav:focus { top: 0; }

/* ============================================
   THREE.JS CANVAS
============================================ */
#bg-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

/* ============================================
   NAVIGATION
============================================ */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav {
    height: var(--nav-h);
    background: rgba(10, 14, 26, 0.72);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5%;
}

/* Logo */
.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.logo-mark {
    width: 57px;
    height: 57px;
    background: var(--neon);
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-en);
    font-weight: 900;
    font-size: 1.65rem;
    color: var(--bg);
    flex-shrink: 0;
}
.logo-img {
    width: 48px;
    height: 44px;
    object-fit: contain;
    flex-shrink: 0;
}
.logo-text-wrap { display: flex; flex-direction: column; justify-content: center; line-height: 1.1; }
.logo-kr {
    font-family: var(--font-kr);
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.03em;
}

/* Menu */
.nav-list {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}
.nav-item { position: relative; }

.nav-link, .nav-btn {
    font-family: var(--font-kr);
    font-weight: 600;
    font-size: 1.2rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--text-primary);
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.45rem 0;
    transition: color 0.25s var(--ease);
}
.nav-link:hover, .nav-btn:hover,
.nav-link:focus, .nav-btn:focus { color: var(--neon); outline: none; }
.nav-link:focus-visible, .nav-btn:focus-visible {
    outline: 2px solid var(--neon);
    outline-offset: 4px;
    border-radius: 4px;
}

/* Dropdown */
.dropdown {
    position: absolute;
    top: calc(100% + 0.9rem);
    left: 50%;
    transform: translateX(-50%) translateY(-6px);
    min-width: 185px;
    background: rgba(9, 13, 25, 0.97);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-md);
    padding: 0.45rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.22s var(--ease), transform 0.22s var(--ease), visibility 0.22s;
    z-index: 200;
}
.nav-item:hover .dropdown,
.nav-item:focus-within .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.dropdown-link {
    display: block;
    padding: 0.6rem 1rem;
    font-family: var(--font-kr);
    font-size: 0.85rem;
    color: var(--text-muted);
    border-radius: 9px;
    transition: background 0.18s, color 0.18s;
}
.dropdown-link:hover, .dropdown-link:focus {
    background: var(--neon-dim);
    color: var(--neon);
    outline: none;
}
.dropdown-link:focus-visible {
    outline: 2px solid var(--neon);
    outline-offset: -2px;
}

/* CTA pill */
.nav-cta {
    font-family: var(--font-kr) !important;
    background: var(--neon-dim) !important;
    border: 1px solid var(--neon-glow) !important;
    color: var(--neon) !important;
    border-radius: 100px;
    padding: 0.4rem 1.1rem !important;
    font-size: 0.82rem !important;
    letter-spacing: 0.02em !important;
}
.nav-cta:hover { background: rgba(57,255,20,0.22) !important; }

/* Mobile hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s;
}
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================
   LAYOUT WRAPPER
============================================ */
main {
    position: relative;
    z-index: 1;
}

.container {
    padding-left: 5%;
    padding-right: 5%;
}

/* ============================================
   SECTION HEADERS
============================================ */
.section-eyebrow {
    font-family: var(--font-en);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.26em;
    color: var(--neon);
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}
.section-title {
    font-family: var(--font-kr);
    font-size: clamp(1.9rem, 4vw, 3.2rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 0.75rem;
}
.section-desc {
    font-family: var(--font-kr);
    font-size: 1rem;
    color: var(--text-muted);
    max-width: 520px;
    margin: 0 auto;
}
.section-header-center {
    text-align: center;
    margin-bottom: 3.5rem;
}

/* ============================================
   HERO SECTION
============================================ */
#hero {
    min-height: calc(100vh - var(--nav-h));
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2.5rem;
    padding: 4rem 5% 3rem;
}

.hero-intro {
    text-align: center;
}
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-en);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--neon);
    margin-bottom: 1.25rem;
}
.hero-eyebrow::before,
.hero-eyebrow::after {
    content: '';
    display: block;
    width: 30px;
    height: 1px;
    background: var(--neon-glow);
}
.hero-h1 {
    font-family: var(--font-en);
    font-size: clamp(3rem, 7.5vw, 6.5rem);
    font-weight: 900;
    line-height: 1.0;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 30%, var(--neon) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.75rem;
}
.hero-sub {
    font-family: var(--font-en);
    font-size: clamp(2rem, 2vw, 1.3rem);
    color: var(--text-muted);
    font-weight: 300;
}

/* Carousel */
.carousel-outer {
    position: relative;
    width: 100%;
    border-radius: var(--r-lg);
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: 0 0 40px rgba(57,255,20,0.07);
}
.carousel-track {
    display: flex;
    will-change: transform;
    width: 100%;
}
.carousel-slide {
    width: 100%;
    min-width: 100%;
    flex: 0 0 100%;
    height: 500px;
    position: relative;
    overflow: hidden;
}

/* Slide backgrounds */
.slide-bg {
    position: absolute;
    inset: 0;
}

/* Slide 1 — 3-column photos */
.slide-1 .slide-bg {
    display: flex;
}
.s1-col {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    font-size: 5rem;
}
.s1-col:nth-child(1) { background: linear-gradient(160deg, #0e1e3c, #0a1525); }
.s1-col:nth-child(2) { background: linear-gradient(160deg, #091828, #0c2035); }
.s1-col:nth-child(3) { background: linear-gradient(160deg, #071420, #0a1a2c); }
.s1-col i { color: rgba(57,255,20,0.22); }
.s1-col-label {
    position: absolute;
    bottom: 1.25rem;
    left: 1.25rem;
    font-family: var(--font-en);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--neon);
    text-transform: uppercase;
    background: rgba(10,14,26,0.7);
    padding: 0.25rem 0.6rem;
    border-radius: 100px;
    border: 1px solid var(--neon-glow);
}
/* Dividers between columns */
.s1-col:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 10%;
    height: 80%;
    width: 1px;
    background: var(--glass-border);
}

/* Slide 2 — full */
.slide-2 .slide-bg {
    background: radial-gradient(ellipse at 25% 50%, rgba(57,255,20,0.08) 0%, transparent 55%),
                linear-gradient(135deg, #091625, #0d2040, #0a0e1a);
    display: flex;
    align-items: center;
    justify-content: flex-end;
}
.slide-2 .slide-bg i {
    font-size: 18rem;
    opacity: 0.07;
    color: var(--neon);
    margin-right: 4%;
}

/* Slide 3 — full */
.slide-3 .slide-bg {
    background: radial-gradient(ellipse at 75% 50%, rgba(57,255,20,0.08) 0%, transparent 55%),
                linear-gradient(225deg, #091625, #1a0d2e, #0a0e1a);
    display: flex;
    align-items: center;
    justify-content: flex-start;
}
.slide-3 .slide-bg i {
    font-size: 18rem;
    opacity: 0.07;
    color: var(--neon);
    margin-left: 4%;
}

/* Slide text overlay */
.slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(10,14,26,0.92) 0%, rgba(10,14,26,0.3) 55%, transparent 100%);
    display: flex;
    align-items: flex-end;
    padding: 2.5rem 3rem;
}

.slide-3 .slide-overlay {
    align-items: flex-end;
    justify-content: flex-end;
    text-align: right;
}

.slide-content { max-width: 60%; }
.slide-3 .slide-content { max-width: 60%; }

.slide-badge {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: transparent;
    border: none;
    color: var(--neon);
    font-family: var(--font-en);
    font-size: 0.825rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 0.5rem 1.1rem;
    border-radius: 0;
    margin-bottom: 0.7rem;
    overflow: hidden;
    transition: background 0.3s, color 0.3s;
}
.slide-badge:hover {
    background: var(--neon);
    color: #050801;
    box-shadow: 0 0 5px var(--neon),
                0 0 25px var(--neon),
                0 0 50px var(--neon),
                0 0 100px var(--neon);
}
/* 애니메이션 테두리 — 상 */
.slide-badge span:nth-child(1) {
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon));
    animation: slide-badge-top 1s linear infinite;
}
@keyframes slide-badge-top {
    0%   { left: -100%; }
    50%, 100% { left: 100%; }
}
/* 우 */
.slide-badge span:nth-child(2) {
    position: absolute;
    top: -100%; right: 0;
    width: 2px; height: 100%;
    background: linear-gradient(180deg, transparent, var(--neon));
    animation: slide-badge-right 1s linear infinite;
    animation-delay: 0.25s;
}
@keyframes slide-badge-right {
    0%   { top: -100%; }
    50%, 100% { top: 100%; }
}
/* 하 */
.slide-badge span:nth-child(3) {
    position: absolute;
    bottom: 0; right: -100%;
    width: 100%; height: 2px;
    background: linear-gradient(270deg, transparent, var(--neon));
    animation: slide-badge-bottom 1s linear infinite;
    animation-delay: 0.5s;
}
@keyframes slide-badge-bottom {
    0%   { right: -100%; }
    50%, 100% { right: 100%; }
}
/* 좌 */
.slide-badge span:nth-child(4) {
    position: absolute;
    bottom: -100%; left: 0;
    width: 2px; height: 100%;
    background: linear-gradient(360deg, transparent, var(--neon));
    animation: slide-badge-left 1s linear infinite;
    animation-delay: 0.75s;
}
@keyframes slide-badge-left {
    0%   { bottom: -100%; }
    50%, 100% { bottom: 100%; }
}
.slide-heading {
    font-family: var(--font-kr);
    font-size: clamp(1.375rem, 3vw, 2.0625rem);
    font-weight: 700;
    line-height: 1.45;
    color: var(--text-primary);
}

/* Carousel arrows */
.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: rgba(10,14,26,0.75);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.25s;
    font-size: 0.945rem;
}
.carousel-track {
    cursor: default;
    user-select: none;
}
.carousel-track.is-dragging {
    cursor: default;
}
.carousel-arrow:hover {
    background: var(--neon-dim);
    border-color: var(--neon);
    color: var(--neon);
}
.carousel-arrow:focus-visible { outline: 2px solid var(--neon); outline-offset: 3px; }
.carousel-prev { left: 1rem; }
.carousel-next { right: 1rem; }

/* Dots */
.carousel-dots {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 1.25rem;
}
.dot {
    width: 7px;
    height: 7px;
    border-radius: 100px;
    background: var(--glass-border);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: all 0.3s;
}
.dot.active {
    width: 28px;
    background: var(--neon);
    box-shadow: 0 0 8px rgba(57,255,20,0.6);
}
.dot:focus-visible { outline: 2px solid var(--neon); outline-offset: 3px; }

/* ============================================
   SERVICES SECTION
============================================ */
#services {
    min-height: calc(100vh - var(--nav-h));
    padding: 7rem 5%;
    position: relative;
    z-index: 1;
}

/* Bento grid */
.bento {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 0.5rem;
}

.bento-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.25rem;
    padding-bottom: 4.5rem;
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s;
    transform-style: preserve-3d;
}

/* Spotlight effect */
.bento-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(
        circle at var(--mx, 50%) var(--my, 50%),
        rgba(57,255,20,0.13) 0%,
        transparent 58%
    );
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
    border-radius: inherit;
}
.bento-card:hover::after { opacity: 1; }
.bento-card:hover { border-color: rgba(57,255,20,0.3); }

/* Skeleton shimmer */
.bento-card.loading::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(57,255,20,0.05) 50%,
        transparent 100%
    );
    animation: shimmer 1.6s infinite;
    z-index: 5;
}
@keyframes shimmer {
    from { transform: translateX(-100%); }
    to   { transform: translateX(100%); }
}

/* Grid placement */
.bc-edu   { grid-column: 1 / 5; aspect-ratio: 10 / 11; width: 95%; justify-self: center; }
.bc-event { grid-column: 5 / 9; aspect-ratio: 10 / 11; width: 95%; justify-self: center; }
.bc-dev   { grid-column: 9 / 13; aspect-ratio: 10 / 11; width: 95%; justify-self: center; }

.card-num {
    font-family: var(--font-en);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    color: var(--neon);
    text-transform: uppercase;
    opacity: 0.65;
    margin-bottom: 1.25rem;
}
.card-img-slot {
    width: 100%;
    aspect-ratio: 2 / 1;
    border-radius: 10px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.04);
    border: 1px dashed rgba(255, 255, 255, 0.15);
    margin-bottom: 1.4rem;
    flex-shrink: 0;
}
.card-img-slot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.card-title {
    font-family: var(--font-kr);
    font-size: 1.85rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 0.75rem;
}
.card-desc {
    font-family: var(--font-kr);
    font-size: 1.28rem;
    color: var(--text-muted);
    line-height: 1.75;
    margin-bottom: 1.4rem;
}
.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.675rem;
    margin-bottom: 1.4rem;
}
.tag {
    background: linear-gradient(135deg, rgba(57,255,20,0.12) 0%, rgba(57,255,20,0.04) 100%);
    border: 1px solid rgba(57,255,20,0.35);
    color: var(--neon);
    font-family: var(--font-en);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    padding: 0.28rem 0.8rem;
    border-radius: 4px;
    text-transform: uppercase;
    box-shadow: 0 0 8px rgba(57,255,20,0.15), inset 0 1px 0 rgba(57,255,20,0.1);
    transition: background 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.tag:hover {
    background: linear-gradient(135deg, rgba(57,255,20,0.22) 0%, rgba(57,255,20,0.08) 100%);
    border-color: rgba(57,255,20,0.6);
    box-shadow: 0 0 14px rgba(57,255,20,0.3), inset 0 1px 0 rgba(57,255,20,0.15);
}
.card-arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-family: var(--font-en);
    font-size: 1.404rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--neon);
    transition: gap 0.2s;
    position: absolute;
    bottom: 2.25rem;
    left: 2.25rem;
}
.card-arrow:hover { gap: 0.7rem; }
.card-arrow:focus-visible { outline: 2px solid var(--neon); outline-offset: 4px; border-radius: 4px; }

.card-ghost-num {
    position: absolute;
    bottom: -0.75rem;
    right: 1rem;
    font-family: var(--font-en);
    font-size: 7.5rem;
    font-weight: 900;
    color: rgba(57,255,20,0.035);
    line-height: 1;
    pointer-events: none;
    user-select: none;
}

/* DX Process Strip */
.dx-strip {
    display: flex;
    align-items: center;
}
.dx-step {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 1.1rem;
    padding: 0 1.5rem;
    position: relative;
}
.dx-step:first-child { padding-left: 0; }
.dx-step:last-child  { padding-right: 0; }
.dx-step:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 44px;
    background: var(--glass-border);
}
.dx-num {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--neon-dim);
    border: 1px solid var(--neon-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-en);
    font-weight: 800;
    font-size: 0.88rem;
    color: var(--neon);
    flex-shrink: 0;
}
.dx-label {
    font-family: var(--font-en);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    color: var(--neon);
    text-transform: uppercase;
    margin-bottom: 0.18rem;
}
.dx-text {
    font-family: var(--font-kr);
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.4;
}
.dx-chevron {
    color: rgba(57,255,20,0.4);
    font-size: 1rem;
    flex-shrink: 0;
}

/* ============================================
   INQUIRY SECTION
============================================ */
#inquiry {
    padding: 7rem 5%;
    position: relative;
    z-index: 1;
}

.inquiry-box {
    display: grid;
    grid-template-columns: 0.9fr 0.9fr;
    max-width: 90%;
    margin: 0 auto;
    background: #0B101D;
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    overflow: hidden;
    filter: brightness(1.1);
}

/* Form side */
.inq-form-side { padding: 3.5rem; }

.inquiry-box .form-label { font-size: 1.077rem; color: rgba(255,255,255,0.75); }
.inquiry-box .form-input,
.inquiry-box .form-select,
.inquiry-box .form-textarea { font-size: 1.056rem; }
.inq-form-side .form-input::placeholder,
.inq-form-side .form-textarea::placeholder { color: rgba(255,255,255,0.225); }

.inq-form-side .form-group { width: 50%; margin-left: auto; margin-right: auto; }
.inq-form-side .btn-submit { width: 50%; display: block; margin-left: auto; margin-right: auto; }

.inq-title {
    font-family: var(--font-kr);
    font-size: clamp(1.3rem, 2.7vw, 2.1rem);
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 0.5rem;
    text-align: center;
}
.inq-desc {
    font-family: var(--font-kr);
    font-size: 0.92rem;
    color: var(--text-muted);
    margin-bottom: 2.25rem;
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.15rem; }
.form-group.full { grid-column: 1 / -1; }

.form-label {
    display: block;
    font-family: var(--font-kr);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.45rem;
}
.form-label .req { color: var(--neon); margin-left: 2px; }

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    background: rgba(255,255,255,0.035);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 0.8rem 1rem;
    color: var(--text-primary);
    font-family: var(--font-kr);
    font-size: 0.88rem;
    transition: border-color 0.22s, box-shadow 0.22s, background 0.22s;
    outline: none;
}
.form-input::placeholder,
.form-textarea::placeholder { color: rgba(255,255,255,0.18); }
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--neon);
    background: rgba(57,255,20,0.025);
    box-shadow: 0 0 0 3px rgba(57,255,20,0.1);
}
.form-input.err,
.form-select.err,
.form-textarea.err {
    border-color: #ff4757;
    box-shadow: 0 0 0 3px rgba(255,71,87,0.1);
}
.form-err-msg {
    font-size: 0.73rem;
    color: #ff4757;
    margin-top: 0.32rem;
    display: none;
}
.form-err-msg.show { display: block; }

.form-select {
    cursor: pointer;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2339FF14' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}
.form-select option { background: #0d1428; color: var(--text-primary); }
.form-textarea { resize: vertical; min-height: 110px; }

/* Submit */
.btn-submit {
    width: 100%;
    padding: 0.95rem 2rem;
    background: var(--neon);
    color: var(--bg);
    border: none;
    border-radius: 11px;
    font-family: var(--font-kr);
    font-weight: 800;
    font-size: 0.98rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: transform 0.25s, box-shadow 0.25s, background 0.2s;
    letter-spacing: 0.04em;
    margin-top: 0.25rem;
}
.btn-submit:hover {
    background: #4dff28;
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(57,255,20,0.38);
}
.btn-submit:active { transform: translateY(0); }
.btn-submit:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }

/* Ripple */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(10,14,26,0.28);
    transform: scale(0);
    animation: ripple-out 0.6s linear forwards;
    pointer-events: none;
}
@keyframes ripple-out {
    to { transform: scale(4.5); opacity: 0; }
}

/* Contact side */
.inq-contact-side {
    padding: 3.5rem;
    background: rgba(57,255,20,0.055);
    border-left: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    justify-content: center;
    filter: brightness(1.1);
    opacity: 0.95;
}
.contact-eyebrow {
    font-family: var(--font-kr);
    font-size: clamp(1.3rem, 2.7vw, 2.1rem);
    font-weight: 800;
    line-height: 1.25;
    color: #FFFFFF;
    text-align: center;
    margin-bottom: 0.5rem;
}
.contact-list { display: flex; flex-direction: column; gap: 1.6rem; }
.contact-row { display: flex; align-items: flex-start; gap: 1rem; }
.contact-icon-wrap {
    width: 44px;
    height: 44px;
    background: var(--neon-dim);
    border: 1px solid var(--neon-glow);
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    color: var(--neon);
    flex-shrink: 0;
}
.contact-label {
    font-family: var(--font-en);
    font-size: 0.96rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    color: var(--neon);
    text-transform: uppercase;
    margin-bottom: 0.22rem;
}
.contact-value {
    font-family: var(--font-kr);
    font-size: 1.32rem;
    color: var(--text-primary);
    line-height: 1.55;
}
.contact-value a { transition: color 0.2s; }
.contact-value a:hover { color: var(--neon); }

/* Map placeholder */
.contact-map {
    margin-top: 2rem;
    height: 374px;
    border: 1px solid var(--glass-border);
    border-radius: 13px;
    overflow: hidden;
    filter: brightness(0.818);
}
.contact-map iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}
.map-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(57,255,20,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(57,255,20,0.04) 1px, transparent 1px);
    background-size: 22px 22px;
}
.map-pin {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.45rem;
    color: var(--text-muted);
    font-family: var(--font-kr);
    font-size: 0.8rem;
}
.map-pin i { font-size: 1.5rem; color: var(--neon); filter: drop-shadow(0 0 8px var(--neon)); }

/* ============================================
   FOOTER
============================================ */
footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--glass-border);
    padding: 4rem 5% 2.5rem;
}

.footer-inner {
    max-width: 1280px;
    margin: 0 auto;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.footer-brand-desc {
    font-family: var(--font-kr);
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.85rem;
    max-width: 270px;
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: 0.6rem;
    margin-top: 1.25rem;
}

.footer-social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.footer-social-btn:hover {
    color: var(--neon);
    border-color: var(--neon);
    background: rgba(57, 255, 20, 0.08);
}

.footer-nav-groups {
    display: flex;
    gap: 3.5rem;
    flex-wrap: wrap;
}

.footer-nav-title {
    font-family: var(--font-en);
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: var(--neon);
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.footer-nav-list { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-nav-list a {
    font-family: var(--font-kr);
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: color 0.2s;
}
.footer-nav-list a:hover { color: var(--neon); }

/* Legal bar */
.footer-legal-bar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    row-gap: 0.5rem;
    padding: 1.25rem 0;
    border-top: 1px solid var(--glass-border);
    margin-bottom: 1.5rem;
}

.footer-legal-link {
    font-family: var(--font-kr);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
    padding: 0 0.8rem;
    transition: color 0.2s;
}

.footer-legal-link:first-child { padding-left: 0; }

.footer-legal-link:hover { color: var(--text-primary); }

.footer-legal-em {
    color: rgba(255, 255, 255, 0.75);
    font-weight: 600;
}

.footer-legal-sep {
    color: rgba(255, 255, 255, 0.2);
    font-size: 0.75rem;
    line-height: 1;
    user-select: none;
}

/* Business info + copyright */
.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-biz-info {
    font-style: normal;
    font-family: var(--font-kr);
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.28);
    line-height: 1.9;
}

.fbs {
    display: inline-block;
    margin: 0 0.45rem;
    color: rgba(255, 255, 255, 0.15);
    user-select: none;
}

.footer-copy {
    font-family: var(--font-en);
    font-size: 0.76rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* ============================================
   FIXED SIDEBAR
============================================ */
.sidebar {
    position: fixed;
    right: 1.5rem;
    bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    z-index: 900;
}
.sb-btn {
    width: 48px;
    height: 48px;
    background: rgba(10,14,26,0.88);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.05rem;
    cursor: pointer;
    transition: all 0.25s;
    position: relative;
    text-decoration: none;
}
.sb-btn:hover {
    border-color: var(--neon);
    color: var(--neon);
    box-shadow: 0 0 18px rgba(57,255,20,0.28);
}
.sb-btn:focus-visible { outline: 2px solid var(--neon); outline-offset: 3px; }

.sb-tooltip {
    position: absolute;
    right: calc(100% + 0.65rem);
    top: 50%;
    transform: translateY(-50%);
    background: rgba(9,13,25,0.97);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 0.35rem 0.7rem;
    font-family: var(--font-kr);
    font-size: 0.73rem;
    color: var(--text-primary);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}
.sb-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 5px solid transparent;
    border-left-color: var(--glass-border);
}
.sb-btn:hover .sb-tooltip,
.sb-btn:focus .sb-tooltip { opacity: 1; }

#scrollTopBtn {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s, border-color 0.25s, color 0.25s, box-shadow 0.25s;
}
#scrollTopBtn.show { opacity: 1; pointer-events: all; }

/* ============================================
   TOAST
============================================ */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(80px);
    background: var(--neon);
    color: var(--bg);
    font-family: var(--font-kr);
    font-weight: 700;
    font-size: 0.88rem;
    padding: 0.8rem 2rem;
    border-radius: 100px;
    z-index: 9999;
    transition: transform 0.38s var(--ease);
    pointer-events: none;
}
.toast.show { transform: translateX(-50%) translateY(0); }

/* ============================================
   SCROLL ANIMATION INITIAL STATE
============================================ */
.fade-up { opacity: 0; }

/* ============================================
   RESPONSIVE
============================================ */
@media (max-width: 1100px) {
    .bc-edu   { grid-column: 1 / 13; }
    .bc-event { grid-column: 1 / 13; }
    .bc-dev   { grid-column: 1 / 13; }
}

@media (max-width: 900px) {
    .dx-strip { flex-wrap: wrap; gap: 1.5rem; }
    .dx-step { padding: 0 0.75rem; }
    .dx-step:not(:last-child)::after { display: none; }
    .dx-chevron { display: none; }
    .slide-content { max-width: 85%; }
    .inquiry-box { grid-template-columns: 1fr; }
    .inq-contact-side { border-left: none; border-top: 1px solid var(--glass-border); }
    .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    :root { --nav-h: 77px; }

    .hamburger { display: flex; }

    .nav-list {
        position: fixed;
        top: var(--nav-h);
        left: 0;
        right: 0;
        background: rgba(9,13,25,0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: stretch;
        padding: 1.25rem 5%;
        gap: 0;
        transform: translateY(-110%);
        transition: transform 0.35s var(--ease);
        border-bottom: 1px solid var(--glass-border);
    }
    .nav-list.open { transform: translateY(0); }
    .nav-item { border-bottom: 1px solid var(--glass-border); }
    .nav-item:last-child { border-bottom: none; }
    .nav-link, .nav-btn { padding: 1rem 0; font-size: 1.425rem; }

    .dropdown {
        position: static;
        transform: none !important;
        opacity: 1 !important;
        visibility: visible !important;
        background: transparent;
        border: none;
        padding: 0 0 0.75rem 1rem;
    }
    .nav-cta { border-radius: 0; background: transparent !important; border: none !important; padding: 1rem 0 !important; }

    .carousel-slide { height: 380px; }
    .slide-content { max-width: 95%; }
    .s1-col { font-size: 3.5rem; }

    .bc-edu, .bc-event, .bc-dev { grid-column: 1 / -1; }

    .inq-form-side,
    .inq-contact-side { padding: 2.25rem 1.75rem; }

    .footer-top { flex-direction: column; }
    .footer-nav-groups { gap: 2rem; }
    .footer-legal-link { padding: 0 0.5rem; font-size: 0.75rem; }
    .footer-legal-link:first-child { padding-left: 0; }
    .fbs { margin: 0 0.25rem; }

    .sidebar { right: 1rem; bottom: 1.5rem; }
}

@media (max-width: 480px) {
    #hero { padding: 3rem 5% 2rem; }
    .carousel-slide { height: 340px; }
    .slide-overlay { padding: 1.75rem 1.5rem; }
    .slide-heading { font-size: 1.25rem; }
}

/* ============================================
   EDU PAGE — Scoped Overrides
   (requires <body class="page-edu">)
============================================ */

/* Section helper overrides */
.page-edu .section-eyebrow {
    font-size: 0.7rem;
    letter-spacing: 0.25em;
    margin-bottom: 0.5rem;
}
.page-edu .section-title {
    font-size: clamp(1.6rem, 3.5vw, 2.5rem);
    margin-bottom: 1rem;
}
.page-edu .section-desc {
    font-size: clamp(0.9rem, 1.8vw, 1.05rem);
    max-width: 620px;
    line-height: 1.75;
}

/* Hero */
.page-edu #hero {
    min-height: 100vh;
    align-items: center;
    padding: calc(var(--nav-h) + 4rem) 5% 6rem;
    position: relative;
    text-align: center;
    gap: 0;
}
.page-edu .hero-eyebrow {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
}
.page-edu .hero-eyebrow::before,
.page-edu .hero-eyebrow::after { width: 36px; }
.page-edu .hero-h1 {
    font-family: var(--font-kr);
    font-size: clamp(1.8rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.18;
    letter-spacing: -0.02em;
    margin-bottom: 1.75rem;
    background: none;
    -webkit-background-clip: unset;
    background-clip: unset;
    -webkit-text-fill-color: var(--text-primary);
}
.page-edu .hero-h1 em {
    font-style: normal;
    background: linear-gradient(135deg, #fff 10%, var(--neon) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ─── Hero Split Cards ─── */
.hero-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    max-width: 860px;
    margin: 0 auto 3rem;
    text-align: left;
}
.split-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    padding: 2rem;
    position: relative;
    overflow: hidden;
}
.split-card.passive { border-color: rgba(255, 100, 100, 0.2); }
.split-card.active  { border-color: rgba(57, 255, 20, 0.3); }
.split-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), var(--card-glow, rgba(57,255,20,0.06)), transparent 60%);
}
.split-card.passive { --card-glow: rgba(255, 80, 80, 0.06); }
.split-card.active  { --card-glow: rgba(57, 255, 20, 0.08); }
.split-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-en);
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    border-radius: 100px;
    padding: 0.25rem 0.75rem;
    margin-bottom: 1.1rem;
}
.split-card.passive .split-tag { background: rgba(255,80,80,0.12); color: #ff6464; border: 1px solid rgba(255,80,80,0.2); }
.split-card.active  .split-tag { background: var(--neon-dim); color: var(--neon); border: 1px solid var(--neon-glow); }
.split-card-title {
    font-family: var(--font-kr);
    font-size: 1.05rem;
    font-weight: 800;
    margin-bottom: 0.65rem;
}
.split-card.passive .split-card-title { color: rgba(255,255,255,0.65); }
.split-card.active  .split-card-title { color: var(--text-primary); }
.split-items { display: flex; flex-direction: column; gap: 0.45rem; }
.split-item {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    font-family: var(--font-kr);
    font-size: 0.85rem;
    color: var(--text-muted);
}
.split-item i { width: 16px; text-align: center; flex-shrink: 0; }
.split-card.passive .split-item i { color: rgba(255,80,80,0.6); }
.split-card.active  .split-item i { color: var(--neon); }

/* Hero CTA Button */
.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    background: var(--neon);
    color: var(--bg);
    font-family: var(--font-kr);
    font-weight: 800;
    font-size: 1.05rem;
    padding: 1rem 2.4rem;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    box-shadow: 0 0 28px rgba(57,255,20,0.4);
    transition: all 0.3s var(--ease);
    position: relative;
    overflow: hidden;
    animation: heroPulse 2.5s ease-in-out infinite;
}
@keyframes heroPulse {
    0%, 100% { box-shadow: 0 0 28px rgba(57,255,20,0.4); }
    50%       { box-shadow: 0 0 52px rgba(57,255,20,0.8), 0 0 90px rgba(57,255,20,0.2); }
}
.hero-cta:hover { transform: translateY(-3px) scale(1.03); }
.hero-cta::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: rgba(255,255,255,0.18);
    opacity: 0;
    transition: opacity 0.2s;
}
.hero-cta:hover::after { opacity: 1; }

/* Hero scroll indicator */
.hero-scroll {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    color: var(--text-muted);
    font-size: 0.67rem;
    font-family: var(--font-en);
    letter-spacing: 0.15em;
    animation: scrollBounce 2s infinite;
}
@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%       { transform: translateX(-50%) translateY(6px); }
}

/* ─── Diagnostic Quiz ─── */
#quiz { padding: 6rem 5%; max-width: 900px; margin: 0 auto; }
.quiz-header { text-align: center; margin-bottom: 3rem; }
.quiz-wrap {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    padding: 2.5rem;
}
.quiz-progress { display: flex; align-items: center; gap: 1rem; margin-bottom: 2.5rem; }
.quiz-progress-bar {
    flex: 1;
    height: 3px;
    background: rgba(255,255,255,0.08);
    border-radius: 99px;
    overflow: hidden;
}
.quiz-progress-fill {
    height: 100%;
    background: var(--neon);
    border-radius: 99px;
    transition: width 0.5s var(--ease);
    width: 33.3%;
}
.quiz-step-label {
    font-family: var(--font-en);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--neon);
    white-space: nowrap;
}
.quiz-question {
    font-family: var(--font-kr);
    font-size: clamp(1.05rem, 2.5vw, 1.35rem);
    font-weight: 700;
    margin-bottom: 1.75rem;
    color: var(--text-primary);
}
.quiz-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.quiz-opt {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-md);
    padding: 1.25rem 1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.22s var(--ease);
    font-family: var(--font-kr);
    font-size: 0.88rem;
    color: var(--text-muted);
}
.quiz-opt:hover  { border-color: rgba(57,255,20,0.3); color: var(--text-primary); background: var(--neon-dim); }
.quiz-opt.selected { border-color: var(--neon); color: var(--neon); background: var(--neon-dim); }
.quiz-opt-icon { font-size: 1.5rem; margin-bottom: 0.5rem; }
.quiz-result { display: none; text-align: center; padding: 1rem 0; }
.quiz-result.show { display: block; }
.tier-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-en);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    background: var(--neon);
    color: var(--bg);
    padding: 0.4rem 1.1rem;
    border-radius: 100px;
    margin-bottom: 1.25rem;
}
.tier-name { font-family: var(--font-kr); font-size: clamp(1.4rem, 3vw, 2.1rem); font-weight: 900; color: var(--neon); margin-bottom: 0.5rem; }
.tier-desc { font-family: var(--font-kr); font-size: 0.92rem; color: var(--text-muted); margin-bottom: 1.75rem; }
.tier-modules { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.6rem; margin-bottom: 2rem; }
.tier-module-chip {
    background: var(--neon-dim);
    border: 1px solid rgba(57,255,20,0.25);
    border-radius: 100px;
    padding: 0.3rem 0.85rem;
    font-family: var(--font-kr);
    font-size: 0.8rem;
    color: var(--neon);
}
.quiz-retry {
    background: none;
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    color: var(--text-muted);
    font-family: var(--font-kr);
    font-size: 0.85rem;
    padding: 0.5rem 1.25rem;
    cursor: pointer;
    transition: all 0.2s;
}
.quiz-retry:hover { border-color: var(--neon); color: var(--neon); }

/* ─── Course Categories ─── */
#categories { padding: 5rem 5%; }
.cat-header { text-align: center; margin-bottom: 3rem; }
.cat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; max-width: 1000px; margin: 0 auto; }
.cat-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s var(--ease);
}
.cat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(57,255,20,0.1), transparent 60%);
    opacity: 0;
    transition: opacity 0.35s;
}
.cat-card:hover::before { opacity: 1; }
.cat-card:hover { border-color: rgba(57,255,20,0.35); transform: translateY(-4px); box-shadow: 0 12px 50px rgba(57,255,20,0.1); }
.cat-icon-wrap {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--neon-dim);
    border: 1px solid var(--neon-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neon);
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
}
.cat-title { font-family: var(--font-kr); font-size: 1.25rem; font-weight: 800; margin-bottom: 0.6rem; }
.cat-desc { font-family: var(--font-kr); font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 1.25rem; }
.cat-hover-reveal {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: rgba(10,14,26,0.85);
    backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    opacity: 0;
    transition: opacity 0.3s var(--ease);
    text-align: center;
}
.cat-card:hover .cat-hover-reveal { opacity: 1; }
.cat-hover-text { font-family: var(--font-kr); font-size: 0.95rem; color: var(--text-primary); line-height: 1.7; margin-bottom: 1rem; }
.cat-arrow {
    font-family: var(--font-en);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--neon);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.cat-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.cat-tag {
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    padding: 0.2rem 0.7rem;
    font-family: var(--font-en);
    font-size: 0.68rem;
    color: var(--text-muted);
}

/* ─── Program Gallery ─── */
#programs { padding: 5rem 5%; }
.prog-header { margin-bottom: 3rem; }
.prog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.prog-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    padding: 1.75rem;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.25s var(--ease);
}
.prog-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(57,255,20,0.1), transparent 55%);
    opacity: 0;
    transition: opacity 0.3s;
}
.prog-card:hover::before { opacity: 1; }
.prog-card:hover { border-color: rgba(57,255,20,0.3); transform: translateY(-3px); box-shadow: 0 8px 35px rgba(57,255,20,0.08); }
.prog-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-family: var(--font-en);
    font-size: 0.58rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border-radius: 100px;
    padding: 0.22rem 0.65rem;
    margin-bottom: 1.25rem;
}
.prog-badge.oneday  { background: rgba(255,188,0,0.15); color: #ffbc00; border: 1px solid rgba(255,188,0,0.25); }
.prog-badge.regular { background: var(--neon-dim); color: var(--neon); border: 1px solid rgba(57,255,20,0.2); }
.prog-icon-wrap {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: var(--neon-dim);
    border: 1px solid rgba(57,255,20,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neon);
    font-size: 1.15rem;
    margin-bottom: 1rem;
}
.prog-title { font-family: var(--font-kr); font-size: 1rem; font-weight: 800; margin-bottom: 0.4rem; }
.prog-sub { font-family: var(--font-kr); font-size: 0.82rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 1rem; }
.prog-stack { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.prog-stack-item {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 6px;
    padding: 0.15rem 0.5rem;
    font-family: var(--font-en);
    font-size: 0.65rem;
    color: var(--text-muted);
}
.prog-card-cta {
    position: absolute;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--neon-dim);
    border: 1px solid rgba(57,255,20,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neon);
    font-size: 0.75rem;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.2s var(--ease);
}
.prog-card:hover .prog-card-cta { opacity: 1; transform: scale(1); }

/* ─── Modal ─── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(5,8,16,0.88);
    backdrop-filter: blur(12px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--ease);
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal-box {
    background: rgba(12,16,28,0.98);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    max-width: 680px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(24px) scale(0.97);
    transition: transform 0.3s var(--ease);
}
.modal-overlay.open .modal-box { transform: none; }
.modal-close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 10;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.95rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}
.modal-close:hover { border-color: var(--neon); color: var(--neon); }
.modal-header { padding: 2.25rem 2.25rem 0; }
.modal-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-family: var(--font-en);
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border-radius: 100px;
    padding: 0.22rem 0.65rem;
    margin-bottom: 1rem;
}
.modal-badge.oneday  { background: rgba(255,188,0,0.15); color: #ffbc00; border: 1px solid rgba(255,188,0,0.25); }
.modal-badge.regular { background: var(--neon-dim); color: var(--neon); border: 1px solid rgba(57,255,20,0.2); }
.modal-title { font-family: var(--font-kr); font-size: 1.5rem; font-weight: 900; margin-bottom: 0.4rem; }
.modal-sub   { font-family: var(--font-kr); font-size: 0.88rem; color: var(--text-muted); }
.modal-meta {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    padding: 1.5rem 2.25rem;
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    margin: 1.5rem 0;
}
.meta-item { text-align: center; }
.meta-label { font-family: var(--font-en); font-size: 0.6rem; font-weight: 700; letter-spacing: 0.12em; color: var(--neon); text-transform: uppercase; margin-bottom: 0.35rem; }
.meta-value { font-family: var(--font-kr); font-size: 0.9rem; font-weight: 700; }
.modal-body { padding: 0 2.25rem; }
.modal-section-label { font-family: var(--font-en); font-size: 0.62rem; font-weight: 700; letter-spacing: 0.15em; color: var(--neon); text-transform: uppercase; margin-bottom: 0.75rem; }
.modal-proof {
    background: rgba(255,255,255,0.03);
    border: 1px dashed rgba(255,255,255,0.1);
    border-radius: var(--r-md);
    height: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.2);
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}
.modal-proof-label { font-family: var(--font-kr); font-size: 0.8rem; color: rgba(255,255,255,0.2); }
.modal-stack { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2.25rem; }
.modal-stack-item {
    background: rgba(57,255,20,0.07);
    border: 1px solid rgba(57,255,20,0.15);
    border-radius: 8px;
    padding: 0.25rem 0.7rem;
    font-family: var(--font-en);
    font-size: 0.72rem;
    color: var(--neon);
}
.modal-actions { display: flex; gap: 0.85rem; padding: 1.5rem 2.25rem 2.25rem; }
.modal-btn-primary {
    flex: 1;
    background: var(--neon);
    color: var(--bg);
    font-family: var(--font-kr);
    font-weight: 800;
    font-size: 0.92rem;
    padding: 0.9rem 1.5rem;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}
.modal-btn-primary:hover { filter: brightness(1.1); transform: translateY(-2px); }
.modal-btn-secondary {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-family: var(--font-kr);
    font-size: 0.88rem;
    padding: 0.9rem 1.25rem;
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    white-space: nowrap;
}
.modal-btn-secondary:hover { border-color: var(--neon); color: var(--neon); }

/* ─── 4-Step DX Process Timeline ─── */
#dx-process {
    padding: 6rem 5%;
    background: rgba(57,255,20,0.02);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}
.dx-header { text-align: center; margin-bottom: 4rem; }
.timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
}
.timeline::before {
    content: '';
    position: absolute;
    top: 2.2rem;
    left: calc(12.5% + 1rem);
    right: calc(12.5% + 1rem);
    height: 2px;
    background: linear-gradient(90deg, var(--neon-dim), var(--neon-glow), var(--neon-dim));
}
.tl-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 0.75rem;
    position: relative;
}
.tl-step {
    width: 4.4rem;
    height: 4.4rem;
    border-radius: 50%;
    background: rgba(10,14,26,0.9);
    border: 2px solid var(--neon);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-en);
    font-weight: 900;
    font-size: 1rem;
    color: var(--neon);
    box-shadow: 0 0 24px rgba(57,255,20,0.2);
    margin-bottom: 1.5rem;
    z-index: 1;
    flex-shrink: 0;
}
.tl-icon { margin-bottom: 1rem; font-size: 1.4rem; color: var(--neon); }
.tl-title { font-family: var(--font-kr); font-size: 0.95rem; font-weight: 800; margin-bottom: 0.5rem; }
.tl-desc  { font-family: var(--font-kr); font-size: 0.78rem; color: var(--text-muted); line-height: 1.65; }

/* ─── Trust & Instructors ─── */
#trust { padding: 6rem 5%; }
.trust-header { text-align: center; margin-bottom: 3.5rem; }
.trust-keyline {
    font-family: var(--font-kr);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--neon);
    text-align: center;
    padding: 1rem 2rem;
    background: var(--neon-dim);
    border: 1px solid rgba(57,255,20,0.2);
    border-radius: var(--r-md);
    max-width: 600px;
    margin: 0 auto 3.5rem;
}
.instructor-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; max-width: 900px; margin: 0 auto 5rem; }
.instructor-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    padding: 2rem;
    position: relative;
    overflow: hidden;
}
.instructor-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(57,255,20,0.07), transparent 60%);
}
.instructor-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--neon-dim);
    border: 2px solid var(--neon-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neon);
    font-size: 1.6rem;
    margin-bottom: 1.1rem;
}
.instructor-name { font-family: var(--font-kr); font-size: 1.15rem; font-weight: 900; margin-bottom: 0.2rem; }
.instructor-role {
    font-family: var(--font-en);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--neon);
    text-transform: uppercase;
    margin-bottom: 1rem;
}
.instructor-stats { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.stat-chip {
    background: rgba(57,255,20,0.07);
    border: 1px solid rgba(57,255,20,0.15);
    border-radius: 100px;
    padding: 0.22rem 0.7rem;
    font-family: var(--font-kr);
    font-size: 0.75rem;
    color: var(--neon);
}
.instructor-desc { font-family: var(--font-kr); font-size: 0.82rem; color: var(--text-muted); line-height: 1.7; }

/* ─── Live Class Gallery ─── */
.gallery-label {
    text-align: center;
    font-family: var(--font-en);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    color: var(--neon);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}
.gallery-outer { overflow: hidden; }
.gallery-track {
    display: flex;
    gap: 1.25rem;
    width: max-content;
    animation: galleryScroll 28s linear infinite;
}
@keyframes galleryScroll { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .gallery-track { animation-play-state: paused; } }
.gallery-item {
    width: 220px;
    height: 155px;
    border-radius: var(--r-md);
    background: var(--glass);
    border: 1px solid var(--glass-border);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.gallery-item-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(57,255,20,0.3);
}
.gallery-item-inner i { font-size: 1.75rem; }
.gallery-item-inner span { font-family: var(--font-en); font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase; }

/* ─── Final CTA Banner ─── */
#final-cta {
    padding: 6rem 5%;
    text-align: center;
    background: linear-gradient(135deg, rgba(57,255,20,0.04) 0%, transparent 60%);
    border-top: 1px solid var(--glass-border);
}
.cta-banner-eyebrow {
    font-family: var(--font-en);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.25em;
    color: var(--neon);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}
.cta-banner-title {
    font-family: var(--font-kr);
    font-size: clamp(1.4rem, 3vw, 2.2rem);
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 0.75rem;
}
.cta-banner-sub { font-family: var(--font-kr); font-size: 0.95rem; color: var(--text-muted); margin-bottom: 2.5rem; }
.cta-banner-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    background: var(--neon);
    color: var(--bg);
    font-family: var(--font-kr);
    font-weight: 800;
    font-size: 1rem;
    padding: 0.95rem 2.25rem;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    box-shadow: 0 0 24px rgba(57,255,20,0.35);
    transition: all 0.25s var(--ease);
}
.cta-banner-btn:hover { transform: translateY(-3px) scale(1.03); filter: brightness(1.08); }

/* ─── Ripple animation for edu CTA ─── */
@keyframes rippleAnim { to { transform: scale(2.5); opacity: 0; } }

/* ============================================
   EDU PAGE — Responsive
============================================ */
@media (max-width: 1024px) {
    .prog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
    .hero-split     { grid-template-columns: 1fr; max-width: 480px; }
    .cat-grid       { grid-template-columns: 1fr; max-width: 480px; }
    .instructor-grid { grid-template-columns: 1fr; max-width: 480px; }
    .timeline       { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
    .timeline::before { display: none; }
}

@media (max-width: 768px) {
    .quiz-options   { grid-template-columns: 1fr; }
    .prog-grid      { grid-template-columns: 1fr; }
    .modal-meta     { grid-template-columns: 1fr; }
    .modal-actions  { flex-direction: column; }
}

@media (max-width: 480px) {
    .timeline { grid-template-columns: 1fr; }
    .page-edu #hero { padding: calc(var(--nav-h) + 2rem) 5% 4rem; }
}

/* ============================================
   INTRODUCE PAGE STYLES
   (requires <body class="page-introduce">)
============================================ */

/* ─── Skeleton shimmer bar (utility) ─── */
.skeleton-bar {
    display: inline-block;
    height: 1em;
    border-radius: 6px;
    background: linear-gradient(90deg, rgba(255,255,255,0.05) 25%, rgba(57,255,20,0.08) 50%, rgba(255,255,255,0.05) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.6s infinite;
}

/* ─── Section padding helper ─── */
.page-introduce .section-pad { padding-top: 6rem; padding-bottom: 6rem; }

/* ─── Hero overrides ─── */
.page-introduce #hero {
    min-height: 52vh;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 5rem 5% 4rem;
    gap: 0;
}
.page-introduce .hero-eyebrow {
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}
.page-introduce .hero-eyebrow::before,
.page-introduce .hero-eyebrow::after { width: 36px; }
.page-introduce .hero-h1 {
    font-family: var(--font-kr);
    font-size: clamp(3rem, 8vw, 6.5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 20%, var(--neon) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.25rem;
}
.page-introduce .hero-sub {
    font-family: var(--font-kr);
    font-size: clamp(0.95rem, 2vw, 1.15rem);
    color: var(--text-muted);
    font-weight: 300;
    max-width: 520px;
    line-height: 1.75;
}
.page-introduce .hero-scroll {
    animation: scrollBounce 2s infinite;
}

/* ─── Vision ─── */
.page-introduce #vision { padding: 0 5% 6rem; }

.vision-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 4rem 5rem;
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: center;
}
.vision-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(57,255,20,0.07) 0%, transparent 60%);
    pointer-events: none;
}
.vision-label {
    font-family: var(--font-en);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    color: var(--neon);
    text-transform: uppercase;
    margin-bottom: 1rem;
}
.vision-h2 {
    font-family: var(--font-kr);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    background: linear-gradient(135deg, #fff 30%, var(--neon));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.vision-divider {
    width: 48px;
    height: 2px;
    background: linear-gradient(90deg, var(--neon), transparent);
    margin: 2rem 0;
}
.vision-text {
    font-family: var(--font-kr);
    font-size: clamp(1.05rem, 1.8vw, 1.3rem);
    color: var(--text-muted);
    line-height: 1.9;
    font-weight: 300;
}
.vision-text strong { color: var(--text-primary); font-weight: 700; }
.vision-stat-row {
    display: flex;
    gap: 2.5rem;
    margin-top: 2.5rem;
}
.vision-stat { text-align: left; }
.vision-stat-num {
    font-family: var(--font-en);
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--neon);
    line-height: 1;
    margin-bottom: 0.25rem;
}
.vision-stat-label {
    font-family: var(--font-kr);
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ─── Core Values ─── */
.page-introduce #values { padding: 0 5% 6rem; }

.row-header {
    display: flex;
    flex-direction: column;
    margin-bottom: 2.5rem;
}
.row-title {
    font-family: var(--font-kr);
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 800;
}
.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}
.value-card { transform-style: preserve-3d; }
.value-num {
    font-family: var(--font-en);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    color: var(--neon);
    opacity: 0.6;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}
.value-icon {
    width: 56px;
    height: 56px;
    background: var(--neon-dim);
    border: 1px solid var(--neon-glow);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--neon);
    margin-bottom: 1.5rem;
}
.value-title-en {
    font-family: var(--font-en);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--neon);
    text-transform: uppercase;
    margin-bottom: 0.35rem;
}
.value-title-kr {
    font-family: var(--font-kr);
    font-size: 1.4rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
}
.value-desc {
    font-family: var(--font-kr);
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.8;
}
.value-ghost {
    position: absolute;
    bottom: -0.5rem;
    right: 1rem;
    font-family: var(--font-en);
    font-size: 7rem;
    font-weight: 900;
    color: rgba(57,255,20,0.035);
    line-height: 1;
    pointer-events: none;
    user-select: none;
}

/* ─── Team ─── */
.page-introduce #team { padding: 0 5% 6rem; }

.team-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}
.team-card {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    transform-style: preserve-3d;
    padding: 3rem;
}
.team-portrait-wrap {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}
.team-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1a2a4a, #0d1f3c);
    border: 2px solid var(--neon-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-en);
    font-size: 2rem;
    font-weight: 900;
    color: var(--neon);
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}
.team-avatar::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 35% 35%, rgba(57,255,20,0.15), transparent 60%);
}
.team-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: var(--neon);
    color: var(--bg);
    font-family: var(--font-en);
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.22rem 0.65rem;
    border-radius: 100px;
    margin-bottom: 0.5rem;
}
.team-name {
    font-family: var(--font-kr);
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.2rem;
}
.team-name-en {
    font-family: var(--font-en);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 0.06em;
    margin-bottom: 0.75rem;
}
.team-role {
    font-family: var(--font-kr);
    font-size: 0.85rem;
    color: var(--text-muted);
}
.team-creds {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.team-cred {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-family: var(--font-kr);
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.55;
}
.team-cred i {
    color: var(--neon);
    font-size: 0.75rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}
.team-sep {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, var(--neon-glow), transparent);
}

/* ─── Partners Conveyor ─── */
.page-introduce #partners { padding: 0 5% 7rem; }

.partners-header { margin-bottom: 2.5rem; }
.conveyor-wrap {
    overflow: hidden;
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    background: var(--glass);
    padding: 2rem 0;
    position: relative;
}
.conveyor-wrap::before,
.conveyor-wrap::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 120px;
    z-index: 2;
    pointer-events: none;
}
.conveyor-wrap::before {
    left: 0;
    background: linear-gradient(90deg, var(--bg), transparent);
}
.conveyor-wrap::after {
    right: 0;
    background: linear-gradient(270deg, var(--bg), transparent);
}
.conveyor-track {
    display: flex;
    gap: 0;
    animation: conveyor 28s linear infinite;
    width: max-content;
}
.conveyor-track:hover { animation-play-state: paused; }
@keyframes conveyor {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}
.partner-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0 3rem;
    min-width: 200px;
    cursor: default;
    transition: all 0.3s;
    filter: grayscale(1) opacity(0.45);
}
.partner-item:hover { filter: grayscale(0) opacity(1); }
.partner-icon {
    width: 56px;
    height: 56px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--neon);
    transition: border-color 0.3s, box-shadow 0.3s;
}
.partner-item:hover .partner-icon {
    border-color: var(--neon-glow);
    box-shadow: 0 0 16px rgba(57,255,20,0.25);
}
.partner-name {
    font-family: var(--font-kr);
    font-size: 0.78rem;
    color: var(--text-muted);
    text-align: center;
    white-space: nowrap;
    transition: color 0.3s;
}
.partner-item:hover .partner-name { color: var(--neon); }

/* ─── Introduce Page — Responsive ─── */
@media (max-width: 900px) {
    .vision-card {
        grid-template-columns: 1fr;
        padding: 2.5rem 2rem;
        gap: 1.5rem;
    }
    .values-grid { grid-template-columns: 1fr; }
    .team-grid   { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .page-introduce #vision,
    .page-introduce #values,
    .page-introduce #team,
    .page-introduce #partners {
        padding-left: 5%;
        padding-right: 5%;
        padding-bottom: 4rem;
    }
    .team-card { padding: 2rem; }
    .vision-stat-row { flex-wrap: wrap; gap: 1.5rem; }
}

/* ============================================
   FESTIVAL PAGE STYLES
   (requires <body class="page-festival">)
============================================ */

/* ─── Hero Overrides ─── */
.page-festival #hero {
    min-height: 52vh;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 5rem 5% 4rem;
    position: relative;
    gap: 0;
}
.page-festival .hero-h1 {
    font-family: var(--font-kr);
    font-size: clamp(3rem, 8vw, 6.5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 20%, var(--neon) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.25rem;
}
.hero-msg {
    font-family: var(--font-kr);
    font-size: clamp(1.25rem, 2.75vw, 1.5rem);
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.75rem;
}
.page-festival .hero-sub {
    font-family: var(--font-kr);
    font-size: clamp(0.88rem, 1.8vw, 1rem);
    color: var(--text-muted);
    font-weight: 300;
    max-width: 560px;
    line-height: 1.75;
    margin: 0 auto;
}

/* ─── Radar Visual ─── */
#visual {
    padding: 3rem 5% 4rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}
.radar-wrap {
    position: relative;
    width: 300px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.radar-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid var(--neon);
    opacity: 0;
}
.radar-ring:nth-child(1) { width: 70px;  height: 70px; }
.radar-ring:nth-child(2) { width: 140px; height: 140px; }
.radar-ring:nth-child(3) { width: 210px; height: 210px; }
.radar-ring:nth-child(4) { width: 280px; height: 280px; }
.radar-sweep {
    position: absolute;
    width: 50%;
    height: 2px;
    top: 50%;
    right: 50%;
    background: linear-gradient(90deg, transparent, var(--neon));
    filter: drop-shadow(0 0 6px var(--neon));
    transform-origin: right center;
}
.radar-center {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--neon);
    box-shadow: 0 0 16px var(--neon), 0 0 32px rgba(57,255,20,0.5);
    z-index: 1;
}
.radar-cross {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}
.radar-cross::before, .radar-cross::after {
    content: '';
    position: absolute;
    background: rgba(57,255,20,0.12);
}
.radar-cross::before { width: 1px; height: 100%; left: 50%; top: 0; }
.radar-cross::after  { width: 100%; height: 1px; top: 50%; left: 0; }
.radar-caption {
    font-family: var(--font-en);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    color: var(--neon);
    text-transform: uppercase;
    text-align: center;
}

/* ─── Preview Grid (placeholder for future content) ─── */
#preview { padding: 2rem 5% 7rem; }
.page-festival .section-eyebrow {
    font-size: 0.7rem;
    letter-spacing: 0.25em;
    margin-bottom: 0.5rem;
}
.preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

/* Festival bento card overrides */
.page-festival .bento-card {
    border-radius: var(--r-lg);
    padding: 2rem;
    transition: border-color 0.3s, box-shadow 0.3s;
    transform-style: flat;
    filter: grayscale(0.55);
}
.page-festival .bento-card::after { content: none; }
.page-festival .bento-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(circle at var(--mx,50%) var(--my,50%), rgba(57,255,20,0.08), transparent 55%);
    opacity: 0;
    transition: opacity 0.35s;
    z-index: 0;
    pointer-events: none;
}
.page-festival .bento-card.loading::before {
    background: linear-gradient(90deg, transparent 0%, rgba(57,255,20,0.05) 50%, transparent 100%);
    animation: shimmer 1.6s infinite;
    opacity: 1;
    z-index: 5;
}
.page-festival .bento-card:hover::before { opacity: 1; }
.page-festival .bento-card:hover {
    border-color: rgba(57,255,20,0.28);
    box-shadow: 0 8px 40px rgba(57,255,20,0.07);
    filter: grayscale(0.2);
}
.coming-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--font-en);
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--bg);
    background: var(--neon);
    padding: 0.26rem 0.75rem;
    border-radius: 100px;
    margin-bottom: 1.4rem;
}
.card-icon-wrap {
    width: 50px;
    height: 50px;
    border-radius: 13px;
    background: var(--neon-dim);
    border: 1px solid var(--neon-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neon);
    font-size: 1.25rem;
    margin-bottom: 1.1rem;
}
.page-festival .card-title { font-size: 1.1rem; margin-bottom: 0.5rem; }
.page-festival .card-desc  { font-size: 0.85rem; line-height: 1.65; margin-bottom: 0; }

/* ─── Festival Responsive ─── */
@media (max-width: 900px) { .preview-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 768px) {
    .preview-grid { grid-template-columns: 1fr; }
    .radar-wrap { width: 220px; height: 220px; }
    .radar-ring:nth-child(1) { width: 52px;  height: 52px; }
    .radar-ring:nth-child(2) { width: 104px; height: 104px; }
    .radar-ring:nth-child(3) { width: 156px; height: 156px; }
    .radar-ring:nth-child(4) { width: 208px; height: 208px; }
}
@media (max-width: 480px) { .page-festival #hero { padding: 3rem 5% 2rem; } }

/* ============================================
   DEVELOP PAGE STYLES
   (requires <body class="page-develop">)
============================================ */

/* ─── Hero Overrides ─── */
.page-develop #hero {
    min-height: 52vh;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 5rem 5% 4rem;
    position: relative;
    gap: 0;
}
.page-develop .hero-h1 {
    font-family: var(--font-kr);
    font-size: clamp(3rem, 8vw, 6.5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 20%, var(--neon) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.25rem;
}
.page-develop .hero-scroll { bottom: 2rem; }

/* ─── Section Header Overrides ─── */
.page-develop .section-eyebrow {
    font-size: 0.7rem;
    letter-spacing: 0.25em;
    margin-bottom: 0.5rem;
}
.page-develop .row-title { font-size: clamp(1.5rem, 3vw, 2.2rem); }

/* ─── Visual / Matrix Code Rain ─── */
.page-develop #visual { gap: 1.5rem; }

.matrix-frame {
    position: relative;
    width: 100%;
    max-width: 820px;
    height: 340px;
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    overflow: hidden;
    background: rgba(5, 8, 16, 0.8);
}
#matrix-canvas { display: block; width: 100%; height: 100%; }
.matrix-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    padding: 1.5rem 2rem;
    background: linear-gradient(to top, rgba(10,14,26,0.85) 0%, transparent 50%);
    pointer-events: none;
}
.matrix-status {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-family: var(--font-en);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    color: var(--neon);
    text-transform: uppercase;
}
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--neon);
    box-shadow: 0 0 8px var(--neon);
    animation: blink 1.4s infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.2; } }
.matrix-caption {
    font-family: var(--font-en);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    color: var(--neon);
    text-transform: uppercase;
    text-align: center;
}

/* ─── Bento Card Overrides ─── */
.page-develop .bento-card {
    border-radius: var(--r-lg);
    padding: 2rem;
    transition: border-color 0.3s, box-shadow 0.3s;
    transform-style: flat;
    filter: grayscale(0.55);
}
.page-develop .bento-card::after { content: none; }
.page-develop .bento-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(57,255,20,0.08), transparent 55%);
    opacity: 0;
    transition: opacity 0.35s;
    z-index: 0;
    pointer-events: none;
}
.page-develop .bento-card.loading::before {
    background: linear-gradient(90deg, transparent 0%, rgba(57,255,20,0.05) 50%, transparent 100%);
    animation: shimmer 1.6s infinite;
    opacity: 1;
    z-index: 5;
}
.page-develop .bento-card:hover::before { opacity: 1; }
.page-develop .bento-card:hover {
    border-color: rgba(57,255,20,0.28);
    box-shadow: 0 8px 40px rgba(57,255,20,0.07);
    filter: grayscale(0.2);
}
.page-develop .card-title { font-size: 1.1rem; margin-bottom: 0.5rem; }
.page-develop .card-desc  { font-size: 0.85rem; line-height: 1.65; margin-bottom: 0; }

/* ─── Develop Responsive ─── */
@media (max-width: 768px) { .matrix-frame { height: 240px; } }
@media (max-width: 480px) { .page-develop #hero { padding: 3rem 5% 2rem; } }