:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --accent: #f59e0b;
    --dark: #121124;
    --dark2: #1c1a3b;
    --text: #e2e8f0;
    --text-muted: #9aa8bf;
    --card-bg: rgba(255,255,255,0.06);
    --card-border: rgba(255,255,255,0.11);
    --warm: #f97316;
    --green: #10b981;
}
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { font-family:'Noto Sans KR',sans-serif; background:var(--dark); color:var(--text); overflow-x:hidden; }

/* NAV */
nav {
    position:fixed; top:0; left:0; right:0; z-index:100;
    height:64px;
    padding:0 2rem;
    display:flex; align-items:center; justify-content:space-between;
    background:rgba(255,255,255,0.95); backdrop-filter:blur(20px);
    border-bottom:1px solid #e2e8f0;
    box-shadow:0 2px 10px rgba(0,0,0,0.04);
}
.nav-logo { display:flex; align-items:center; height:38px; cursor:pointer; }
.nav-logo img { height:38px; max-height:38px; width:auto; object-fit:contain; }
.nav-links { display:flex; gap:1.75rem; align-items:center; }
.nav-links a:not(.btn-nav) { color:#0f172a!important; text-decoration:none; font-size:0.95rem; font-weight:700; transition:color 0.2s; -webkit-text-fill-color:#0f172a!important; }
.nav-links a:not(.btn-nav):hover { color:#4f46e5!important; -webkit-text-fill-color:#4f46e5!important; }
.nav-links a.btn-nav, .btn-nav { background:linear-gradient(135deg, #b91c1c, #991b1b)!important; color:#ffffff!important; padding:0.55rem 1.35rem; border-radius:10px; font-weight:700; -webkit-text-fill-color:#ffffff!important; box-shadow:0 4px 14px rgba(185,28,28,0.35); transition:all 0.2s ease; text-decoration:none; }
.nav-links a.btn-nav:hover, .btn-nav:hover { background:linear-gradient(135deg, #991b1b, #7f1d1d)!important; color:#ffffff!important; -webkit-text-fill-color:#ffffff!important; transform:translateY(-1px); box-shadow:0 6px 18px rgba(185,28,28,0.45); }
.nav-menu-btn { display:none; background:none; border:none; color:#0f172a; font-size:1.5rem; cursor:pointer; }

/* HERO */
.hero-video-wrapper { margin-top: 63px; width: 100%; aspect-ratio: 16 / 9; background: #000; overflow: hidden; }
.hero-video { width: 100%; height: 100%; object-fit: cover; }
.hero { min-height: auto; display:flex; flex-direction:column; align-items:center; justify-content:center; text-align:center; padding: 4rem 2rem; position:relative; overflow:hidden; background: linear-gradient(160deg, #171630 0%, #23204d 50%, #131224 100%); }
.hero::before { content:''; position:absolute; inset:0; background:radial-gradient(ellipse at 30% 50%,rgba(129,140,248,0.20),transparent 65%),radial-gradient(ellipse at 70% 30%,rgba(245,158,11,0.12),transparent 55%); }
.hero-badge { display:inline-flex; align-items:center; gap:0.5rem; background:rgba(99,102,241,0.15); border:1px solid rgba(99,102,241,0.3); color:#a5b4fc; padding:0.4rem 1rem; border-radius:100px; font-size:0.8rem; font-weight:700; margin-bottom:2rem; animation:fadeInDown 0.6s ease; }
.hero h1 { font-family:'Outfit',sans-serif; font-size:clamp(2.5rem,7vw,5rem); font-weight:900; line-height:1.1; margin-bottom:1.5rem; animation:fadeInUp 0.7s ease; position:relative; }
.hero h1 span { background:linear-gradient(135deg,#f59e0b,#f97316); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.hero p { font-size:clamp(1rem,2vw,1.2rem); color:var(--text-muted); max-width:600px; line-height:1.7; margin-bottom:3rem; animation:fadeInUp 0.8s ease; position:relative; }
.hero-btns { display:flex; gap:1rem; flex-wrap:wrap; justify-content:center; animation:fadeInUp 0.9s ease; position:relative; }

/* BUTTONS */
.btn-primary { background:linear-gradient(135deg,var(--primary),var(--primary-dark)); color:white; padding:1rem 2rem; border-radius:12px; font-size:1rem; font-weight:700; text-decoration:none; box-shadow:0 4px 24px rgba(99,102,241,0.4); transition:all 0.3s; display:flex; align-items:center; gap:0.5rem; }
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 8px 32px rgba(99,102,241,0.5); }
.btn-secondary { background:var(--card-bg); border:1px solid var(--card-border); color:var(--text); padding:1rem 2rem; border-radius:12px; font-size:1rem; font-weight:700; text-decoration:none; transition:all 0.3s; }
.btn-secondary:hover { background:rgba(255,255,255,0.1); }

/* STATS */
.stats { display:flex; justify-content:center; gap:3rem; flex-wrap:wrap; padding:3rem 2rem; border-top:1px solid var(--card-border); border-bottom:1px solid var(--card-border); background:var(--dark2); }
.stat { text-align:center; }
.stat-num { font-family:'Outfit',sans-serif; font-size:2.5rem; font-weight:900; background:linear-gradient(135deg,#f59e0b,#f97316); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.stat-label { font-size:0.85rem; color:var(--text-muted); margin-top:0.25rem; }

/* SECTION */
.section { padding:6rem 2rem; max-width:1200px; margin:0 auto; }
.section-label { font-size:0.8rem; font-weight:700; letter-spacing:0.1em; color:var(--accent); text-transform:uppercase; margin-bottom:1rem; }
.section-title { font-family:'Outfit',sans-serif; font-size:clamp(1.8rem,4vw,3rem); font-weight:900; line-height:1.2; margin-bottom:1rem; }
.section-sub { color:var(--text-muted); font-size:1.05rem; line-height:1.7; max-width:100%; word-break: keep-all; }

/* FEATURES */
.features-wrapper { background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%); color: #0f172a; }
.features-wrapper .section-title { color: #0f172a; }
.features-wrapper .section-sub { color: #475569; }
.features-wrapper .feature-card { background: #ffffff; border: 1px solid #e2e8f0; box-shadow: 0 4px 20px rgba(0,0,0,0.03); }
.features-wrapper .feature-card:hover { transform: translateY(-4px); border-color: rgba(99,102,241,0.3); background: #ffffff; box-shadow: 0 10px 30px rgba(99,102,241,0.08); }
.features-wrapper .feature-card h3 { color: #1e293b; }
.features-wrapper .feature-card p { color: #64748b; }

.features-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:1.5rem; margin-top:4rem; }
.feature-card { background:var(--card-bg); border:1px solid var(--card-border); border-radius:20px; padding:2rem; transition:all 0.3s; }
.feature-card:hover { transform:translateY(-4px); border-color:rgba(99,102,241,0.4); background:rgba(99,102,241,0.05); }
.feature-icon { width:56px; height:56px; border-radius:16px; display:flex; align-items:center; justify-content:center; font-size:1.5rem; margin-bottom:1.25rem; }
.feature-card h3 { font-size:1.05rem; font-weight:700; margin-bottom:0.5rem; }
.feature-card p { color:var(--text-muted); font-size:0.875rem; line-height:1.6; }

/* PRICING */
.pricing-section { background: linear-gradient(160deg, #1d1a42 0%, #2b265d 50%, #171531 100%); padding: 6rem 2rem; }
.pricing-inner { max-width:1100px; margin:0 auto; }
.pricing-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(230px,1fr)); gap:1.5rem; }
.pricing-card { background:var(--card-bg); border:1px solid var(--card-border); border-radius:24px; padding:2rem; position:relative; transition:all 0.3s; display:flex; flex-direction:column; }
.pricing-card.popular { border-color:var(--primary); background:rgba(99,102,241,0.08); }
.popular-badge { position:absolute; top:-14px; left:50%; transform:translateX(-50%); background:var(--primary); color:white; padding:0.25rem 1rem; border-radius:100px; font-size:0.75rem; font-weight:700; white-space:nowrap; }
.plan-name { font-size:1.5rem; font-weight:900; color:#ffffff; text-transform:uppercase; letter-spacing:-0.02em; margin-bottom:0.4rem; display:flex; align-items:center; gap:0.5rem; }
.plan-card-mini .plan-name { color: #38bdf8; }
.plan-card-basic .plan-name { color: #a78bfa; }
.plan-card-standard .plan-name { color: #fbbf24; }
.plan-card-premium .plan-name { color: #f43f5e; }
.plan-price { font-family:'Outfit',sans-serif; font-size:2.2rem; font-weight:900; margin:0.75rem 0; }
.plan-price span { font-size:1rem; font-weight:400; color:var(--text-muted); }
.plan-features { list-style:none; margin:1.5rem 0; display:flex; flex-direction:column; gap:0.6rem; }
.plan-features li { font-size:0.875rem; color:var(--text-muted); display:flex; align-items:center; gap:0.5rem; }
.plan-features li.on { color:var(--text); }
.plan-features li.on::before { content:'✓'; color:#10b981; font-weight:700; min-width:16px; }
.plan-features li.off { color:#94a3b8; opacity:0.8; }
.plan-features li.off::before { content:'✕'; color:#ef4444; font-weight:700; min-width:16px; }


.btn-plan { width:100%; padding:0.875rem; border-radius:12px; font-weight:700; font-size:0.9rem; cursor:pointer; border:1px solid var(--card-border); background:var(--card-bg); color:var(--text); transition:all 0.2s; text-decoration:none; display:block; text-align:center; margin-top:auto; font-family:'Noto Sans KR',sans-serif; }
.btn-plan:hover { background:rgba(255,255,255,0.1); }
.btn-plan.cta { background:var(--primary); border-color:var(--primary); color:white; box-shadow:0 4px 20px rgba(99,102,241,0.4); }
.btn-plan.cta:hover { background:var(--primary-dark); transform:translateY(-1px); }

/* SHOWCASE */
.showcase-wrapper { background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%); color: #0f172a; }
.showcase-wrapper .section-title { color: #0f172a; }
.showcase-wrapper .section-sub { color: #475569; }
.showcase-wrapper .shop-card { background: #ffffff; border: 1px solid #e2e8f0; box-shadow: 0 4px 20px rgba(0,0,0,0.03); color: #0f172a; }
.showcase-wrapper .shop-card:hover { transform: translateY(-4px); border-color: rgba(245,158,11,0.4); box-shadow: 0 10px 30px rgba(245,158,11,0.08); }
.showcase-wrapper .shop-card-body h4 { color: #1e293b; }
.showcase-wrapper .shop-card-body p { color: #64748b; }

.showcase-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:1.5rem; margin-top:3rem; }
.shop-card { background:var(--card-bg); border:1px solid var(--card-border); border-radius:20px; overflow:hidden; transition:all 0.3s; cursor:pointer; text-decoration:none; display:block; color:inherit; }
.shop-card:hover { transform:translateY(-4px); border-color:rgba(245,158,11,0.4); }
.shop-card-img { height:160px; background:linear-gradient(135deg,#1e293b,#334155); display:flex; align-items:center; justify-content:center; font-size:3rem; }
.shop-card-body { padding:1.25rem; }
.shop-card-body h4 { font-weight:700; margin-bottom:0.25rem; }
.shop-card-body p { font-size:0.8rem; color:var(--text-muted); }
.shop-badge { display:inline-block; padding:0.2rem 0.6rem; border-radius:6px; font-size:0.7rem; font-weight:700; margin-top:0.75rem; background:rgba(16,185,129,0.15); color:#34d399; border:1px solid rgba(16,185,129,0.3); }

/* CTA */
.cta-section { padding:6rem 2rem; text-align:center; background:linear-gradient(160deg, #1f1c46 0%, #2e2865 60%, #181635 100%); border-top:1px solid rgba(255,255,255,0.12); color:#ffffff; }
.cta-section h2 { font-family:'Outfit',sans-serif; font-size:clamp(2rem,5vw,3.5rem); font-weight:900; margin-bottom:1rem; color:#ffffff; }
.cta-section p { color:rgba(255,255,255,0.7); font-size:1.1rem; margin-bottom:2.5rem; }

/* LIGHT PAGE OVERRIDES (INTRO & FEATURES) */
.intro-page .cta-section,
.feat-adv-page .cta-section {
    background: #ffffff;
    border-top: 1px solid #e2e8f0;
    color: #0f172a;
}
.intro-page .cta-section h2,
.feat-adv-page .cta-section h2 {
    color: #0f172a !important;
}
.intro-page .cta-section p,
.feat-adv-page .cta-section p {
    color: #64748b !important;
}
.intro-page footer,
.feat-adv-page footer {
    background: linear-gradient(180deg, #FFFDF8 0%, #FAF4E6 50%, #F2E8D5 100%);
    border-top: 1px solid #E5DBC7;
    color: #475569;
}

/* FOOTER */
footer {
    background: linear-gradient(180deg, #FFFDF8 0%, #FAF4E6 50%, #F2E8D5 100%);
    border-top: 1px solid #E5DBC7;
    padding: 2.2rem 2rem;
    text-align: center;
    color: #475569;
    font-size: 0.9rem;
    font-weight: 500;
}
footer p {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    margin: 0;
    color: #475569;
    flex-wrap: wrap;
}
footer img {
    height: 24px;
    width: auto;
    object-fit: contain;
    vertical-align: middle;
}

/* ANIMATIONS */
@keyframes fadeInUp { from{opacity:0;transform:translateY(20px)} to{opacity:1;transform:translateY(0)} }
@keyframes fadeInDown { from{opacity:0;transform:translateY(-20px)} to{opacity:1;transform:translateY(0)} }

/* MOBILE */
@media(max-width:768px) {
    .nav-links { display:none; flex-direction:column; position:absolute; top:100%; left:0; right:0; background:rgba(255,255,255,0.98); backdrop-filter:blur(20px); padding:2rem; border-bottom:1px solid #e2e8f0; gap:1.5rem; text-align:center; box-shadow:0 10px 25px rgba(0,0,0,0.08); }
    .nav-links.active { display:flex; }
    .nav-menu-btn { display:block; color:#0f172a; }
    .stats { gap:1.5rem; }
    .pricing-grid { grid-template-columns:1fr; }
}

/* INTRO PAGE */
.intro-page { background: #ffffff; color: #0f172a; padding-top: 64px; }
.intro-banner { background: linear-gradient(135deg, #eff6ff 0%, #ffffff 50%, #faf5ff 100%); padding: 5rem 2rem; border-bottom: 1px solid #f1f5f9; position: relative; overflow: hidden; }
.intro-banner-content { max-width: 1000px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; position: relative; z-index: 10; }
.intro-banner-text { max-width: 600px; animation: fadeInUp 0.8s ease; }
.intro-badge { display: inline-block; padding: 0.3rem 1rem; background: rgba(37,99,235,0.1); color: #2563eb; border: 1px solid rgba(37,99,235,0.2); border-radius: 100px; font-size: 0.8rem; font-weight: 700; margin-bottom: 1rem; }
.intro-banner h1 { font-family: 'Outfit', sans-serif; font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 900; line-height: 1.2; margin-bottom: 1.5rem; color: #0f172a; }
.intro-banner h1 span { background: linear-gradient(135deg, #2563eb, #9333ea); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.intro-banner p { font-size: 1.15rem; color: #475569; line-height: 1.7; word-break: keep-all; font-weight: 500; }

.intro-section { padding: 6rem 2rem; max-width: 1000px; margin: 0 auto; }
.intro-hero-text h2 { font-size: 0.9rem; font-weight: 700; color: #2563eb; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 1.5rem; }
.intro-hero-text h3 { font-family: 'Outfit', sans-serif; font-size: clamp(1.8rem, 4vw, 2.5rem); font-weight: 900; line-height: 1.3; color: #0f172a; margin-bottom: 2rem; word-break: keep-all; }
.intro-hero-text .line { width: 60px; height: 4px; background: #2563eb; margin-bottom: 2rem; }
.intro-hero-text p { font-size: 1.15rem; color: #475569; line-height: 1.8; word-break: keep-all; }

.intro-hero-wrapper { background: linear-gradient(135deg, #fde047 0%, #facc15 100%); }
.intro-hero-wrapper .intro-hero-text h2 { color: #334155; }
.intro-hero-wrapper .intro-hero-text h3 { color: #0f172a; }
.intro-hero-wrapper .intro-hero-text .line { background: #0f172a; }
.intro-hero-wrapper .intro-hero-text p { color: #1e293b; font-weight: 500; }

.intro-solutions-title { text-align: center; margin-bottom: 5rem; }
.intro-solutions-title h3 { font-size: clamp(1.8rem, 3vw, 2.2rem); font-weight: 800; color: #0f172a; margin-bottom: 1rem; }
.intro-solutions-title p { color: #64748b; font-size: 1.1rem; }

.intro-solution-item { display: flex; gap: 2.5rem; margin-bottom: 4rem; align-items: flex-start; animation: fadeInUp 0.8s ease backwards; }
.intro-solution-item:nth-child(1) { animation-delay: 0.1s; }
.intro-solution-item:nth-child(2) { animation-delay: 0.2s; }
.intro-solution-item:nth-child(3) { animation-delay: 0.3s; }
.intro-solution-item:nth-child(4) { animation-delay: 0.4s; }
.intro-solution-item:nth-child(5) { animation-delay: 0.5s; }
.intro-solution-item:nth-child(6) { animation-delay: 0.6s; }

.intro-icon { width: 80px; height: 80px; flex-shrink: 0; border-radius: 24px; display: flex; align-items: center; justify-content: center; font-size: 2.5rem; box-shadow: 0 4px 10px rgba(0,0,0,0.05); }
.icon-1 { background: #eff6ff; color: #2563eb; }
.icon-2 { background: #faf5ff; color: #9333ea; }
.icon-3 { background: #f0fdf4; color: #16a34a; }
.icon-4 { background: #fff7ed; color: #ea580c; }
.icon-5 { background: #fff1f2; color: #e11d48; }
.icon-6 { background: #f0fdfa; color: #0d9488; }

.intro-solution-text h4 { font-size: 1.4rem; font-weight: 800; color: #0f172a; margin-bottom: 1rem; margin-top: 0.5rem; word-break: keep-all; }
.intro-solution-text p { font-size: 1.05rem; color: #475569; line-height: 1.7; word-break: keep-all; }

.intro-vision { background: linear-gradient(135deg, #fde047 0%, #facc15 100%); border-top: none; padding: 7rem 2rem; }
.intro-vision-content { max-width: 800px; margin: 0 auto; }
.intro-vision-content h3 { font-family: 'Outfit', sans-serif; font-size: clamp(2rem, 4vw, 2.5rem); font-weight: 900; line-height: 1.3; color: #0f172a; margin-bottom: 2.5rem; word-break: keep-all; }
.intro-vision-content p { font-size: 1.15rem; color: #1e293b; line-height: 1.8; margin-bottom: 1.5rem; word-break: keep-all; font-weight: 500; }

@media(max-width: 768px) {
    .intro-banner-content { flex-direction: column; text-align: center; }
    .intro-solution-item { flex-direction: column; gap: 1.5rem; text-align: center; align-items: center; }
    .intro-hero-text .line { margin-left: auto; margin-right: auto; }
}
/* ADVANCED FEATURES PAGE */
.feat-adv-page { background: #ffffff; color: #0f172a; padding-top: 64px; }

/* Hero Banner */
.feat-hero { background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%); color: #ffffff; padding: 7rem 2rem; text-align: center; }
.feat-hero .badge { display: inline-block; background: rgba(255,255,255,0.1); color: #cbd5e1; padding: 0.4rem 1rem; border-radius: 20px; font-size: 0.9rem; font-weight: 700; margin-bottom: 1.5rem; letter-spacing: 1px; }
.feat-hero h1 { font-family: 'Outfit', sans-serif; font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 900; line-height: 1.3; margin-bottom: 1.5rem; color: #ffffff; animation: fadeInUp 0.7s ease; word-break: keep-all; }
.feat-hero p { font-size: 1.2rem; color: #94a3b8; line-height: 1.7; word-break: keep-all; max-width: 650px; margin: 0 auto; animation: fadeInUp 0.9s ease; font-weight: 400; }

/* Sections */
.feat-section-wrap { padding: 8rem 2rem; }
.bg-white { background: #ffffff; }
.bg-gray { background: #f8fafc; border-top: 1px solid #e2e8f0; border-bottom: 1px solid #e2e8f0; }
.bg-blue { background: #f0f9ff; }
.bg-yellow { background: #fefce8; }

.feat-container { max-width: 1150px; margin: 0 auto; display: flex; align-items: center; gap: 6rem; }
.feat-container.reverse { flex-direction: row-reverse; }

.feat-content { flex: 1.1; }
.feat-content .kicker { display: inline-block; font-size: 0.95rem; font-weight: 800; color: #3b82f6; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 0.5px; }
.feat-content h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; color: #0f172a; margin-bottom: 1.5rem; word-break: keep-all; line-height: 1.35; letter-spacing: -0.5px; }
.feat-content p { font-size: 1.15rem; color: #475569; line-height: 1.8; word-break: keep-all; font-weight: 400; }

.feat-graphic { flex: 0.9; display: flex; justify-content: center; position: relative; }
.feat-mockup { width: 100%; max-width: 480px; background: #ffffff; border-radius: 28px; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.15); padding: 3.5rem 2.5rem; text-align: center; border: 1px solid rgba(226, 232, 240, 0.8); transition: transform 0.4s ease, box-shadow 0.4s ease; position: relative; overflow: hidden; }
.feat-mockup:hover { transform: translateY(-10px); box-shadow: 0 30px 60px -12px rgba(0,0,0,0.2); }
.feat-mockup .icon-wrapper { width: 90px; height: 90px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 3rem; margin: 0 auto 2rem; }
.feat-mockup.blue .icon-wrapper { background: #eff6ff; color: #3b82f6; }
.feat-mockup.yellow .icon-wrapper { background: #fefce8; color: #eab308; }
.feat-mockup.green .icon-wrapper { background: #f0fdf4; color: #22c55e; }
.feat-mockup.purple .icon-wrapper { background: #faf5ff; color: #a855f7; }

.feat-mockup h4 { font-size: 1.4rem; font-weight: 800; color: #0f172a; margin-bottom: 1rem; word-break: keep-all; }
.feat-mockup p { font-size: 1.05rem; color: #64748b; line-height: 1.6; word-break: keep-all; }

/* Mobile */
@media(max-width: 860px) {
    .feat-container, .feat-container.reverse { flex-direction: column !important; gap: 4rem; text-align: center; }
    .feat-section-wrap { padding: 5rem 2rem; }
    .feat-mockup { padding: 2.5rem 1.5rem; }
}