:root {
    --b10:#F0F7FF; --b50:#E6F3FE; --b100:#CDE5FE; --b300:#79BAFC;
    --b400:#57A9FB; --b500:#429EFA; --b600:#208DF9; --b700:#0679EF; --b800:#0569CC;
    --g10:#F2FAF7; --g50:#E4F6EF; --g100:#C9EDDE; --g400:#4ECA96; --g600:#31A575;
    --n10:#F9FAFB; --n20:#F1F3F5; --n30:#E9ECEF; --n40:#DEE1E6;
    --n50:#C2C8CF; --n90:#8C95A1; --n200:#6C7682; --n500:#4C5561;
    --n700:#333C47; --n900:#333C47;
    --primary:var(--b600);
    --primary-light:var(--b10);
    --primary-hover:var(--b700);
    --white:#FFFFFF;
    --shadow-sm:0 2px 8px rgba(0,0,0,.06);
    --shadow-md:0 4px 20px rgba(0,0,0,.08);
    --shadow-lg:0 8px 40px rgba(0,0,0,.1);
}

* { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body {
    font-family:'Noto Sans KR', -apple-system, sans-serif;
    background:var(--white);
    color:var(--n900);
    font-size:16px;
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
}
a { color:var(--b600); text-decoration:none; }
img { max-width:100%; }

/* ── Navigation ── */
.nav {
    position:fixed; top:0; left:0; right:0; z-index:1000;
    background:rgba(255,255,255,.95);
    backdrop-filter:blur(20px);
    -webkit-backdrop-filter:blur(20px);
    border-bottom:1px solid rgba(0,0,0,.06);
    transition:box-shadow .3s;
}
.nav.scrolled { box-shadow:0 2px 20px rgba(0,0,0,.08); }
.nav-inner {
    max-width:1200px; margin:0 auto;
    display:flex; align-items:center; gap:40px;
    padding:0 32px; height:64px;
}
.nav-logo {
    display:flex; align-items:center; text-decoration:none; flex-shrink:0;
}
.nav-logo img { height:20px; width:auto; display:block; }
.nav-menu {
    display:flex; align-items:center; gap:32px; list-style:none;
    flex:1;
}
.nav-menu li { position:relative; }
.nav-menu a {
    font-size:15px; font-weight:500; color:var(--n700);
    transition:color .2s; white-space:nowrap;
    padding-bottom:4px;
}
.nav-menu a:hover { color:var(--b600); }
.nav-menu li.active a { color:var(--b600); }
.nav-menu li.active::after {
    content:''; position:absolute; bottom:-20px; left:0; right:0;
    height:2px; background:var(--b600); border-radius:2px;
}
.nav-actions { display:flex; align-items:center; gap:8px; flex-shrink:0; margin-left:auto; }
.nav-app-download { position:relative; }
.nav-app-btn {
    font-size:15px; font-weight:500; color:var(--b600);
    font-family:inherit; border:0; background:transparent; appearance:none;
    line-height:normal;
    padding:6px 10px; border-radius:6px; cursor:pointer;
    transition:all .2s; user-select:none; white-space:nowrap;
    display:flex; align-items:center; gap:4px;
}
.nav-app-btn:hover { background:var(--b10); }
.btn-signup {
    background:transparent; color:var(--n900);
    padding:9px 20px; border-radius:8px; font-size:15px; font-weight:600;
    border:1.5px solid var(--n40); cursor:pointer; transition:all .2s; text-decoration:none;
    display:inline-flex; align-items:center; white-space:nowrap;
}
.btn-signup:hover { border-color:var(--b600); color:var(--b600); }
.btn-login {
    background:var(--b600); color:white;
    padding:9px 20px; border-radius:8px; font-size:15px; font-weight:600;
    border:none; cursor:pointer; transition:all .2s; text-decoration:none;
    display:inline-flex; align-items:center; white-space:nowrap;
}
.btn-login:hover { background:var(--b700); }
.mobile-toggle { display:none; background:none; border:none; font-size:24px; cursor:pointer; color:var(--n700); margin-left:auto; }

/* ── Container ── */
.container { max-width:1200px; margin:0 auto; padding:0 24px; }
.section { padding:100px 0; }
.section-label {
    font-size:13px; font-weight:600; color:var(--b600);
    text-transform:uppercase; letter-spacing:2px; margin-bottom:12px;
}
.section-title {
    font-size:36px; font-weight:800; color:var(--n900);
    line-height:1.35; margin-bottom:16px;
}
.section-desc {
    font-size:17px; color:var(--n200); line-height:1.8; max-width:640px;
}
.text-center { text-align:center; }
.mx-auto { margin-left:auto; margin-right:auto; }

/* ── Hero ── */
.hero {
    padding:160px 0 100px;
    background:linear-gradient(180deg, var(--white) 0%, var(--b10) 50%, var(--white) 100%);
    position:relative; overflow:hidden;
}
.hero::before {
    content:''; position:absolute; top:-200px; right:-200px;
    width:600px; height:600px; border-radius:50%;
    background:radial-gradient(circle, rgba(32,141,249,.08) 0%, transparent 70%);
}
.hero::after {
    content:''; position:absolute; bottom:-100px; left:-100px;
    width:400px; height:400px; border-radius:50%;
    background:radial-gradient(circle, rgba(31,140,248,.06) 0%, transparent 70%);
}
.hero-inner {
    display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center;
    position:relative; z-index:1;
}
.hero-badge {
    display:inline-flex; align-items:center; gap:6px;
    background:var(--b10); color:var(--b600);
    padding:6px 16px; border-radius:50px; font-size:13px; font-weight:600;
    margin-bottom:24px;
}
.hero h1 {
    font-size:44px; font-weight:800; line-height:1.3;
    color:var(--n900); margin-bottom:20px;
}
.hero h1 .highlight {
    background:linear-gradient(135deg, var(--b600), var(--b400));
    -webkit-background-clip:text; -webkit-text-fill-color:transparent;
    background-clip:text;
}
.hero-sub {
    font-size:18px; color:var(--n200); line-height:1.8; margin-bottom:36px;
}
.hero-actions { display:flex; gap:16px; flex-wrap:wrap; }
.btn-primary {
    background:var(--b600); color:white;
    padding:14px 32px; border-radius:50px; font-size:16px; font-weight:600;
    border:none; cursor:pointer; transition:all .2s; text-decoration:none;
    display:inline-flex; align-items:center; gap:8px;
}
.btn-primary:hover { background:var(--b700); transform:translateY(-2px); box-shadow:0 6px 20px rgba(32,141,249,.3); }
.btn-secondary {
    background:white; color:var(--n700);
    padding:14px 32px; border-radius:50px; font-size:16px; font-weight:600;
    border:1px solid var(--n40); cursor:pointer; transition:all .2s; text-decoration:none;
    display:inline-flex; align-items:center; gap:8px;
}
.btn-secondary:hover { border-color:var(--n90); transform:translateY(-2px); box-shadow:var(--shadow-sm); }

/* ── Chat Preview ── */
.chat-preview {
    background:white; border-radius:20px; box-shadow:var(--shadow-lg);
    overflow:hidden; border:1px solid rgba(0,0,0,.06);
}
.chat-header {
    background:var(--n10); padding:16px 20px;
    display:flex; align-items:center; gap:12px;
    border-bottom:1px solid var(--n30);
}
.chat-avatar {
    width:36px; height:36px; border-radius:10px;
    background:linear-gradient(135deg, var(--b600), var(--b400));
    display:flex; align-items:center; justify-content:center;
    color:white; font-size:15px; font-weight:700;
}
.chat-header-info .chat-name { font-size:15px; font-weight:700; color:var(--n900); }
.chat-header-info .chat-status { font-size:11px; color:var(--g600); }
.chat-body { padding:20px; display:flex; flex-direction:column; gap:16px; }
.chat-msg {
    max-width:85%; padding:12px 16px; border-radius:16px;
    font-size:15px; line-height:1.6;
}
.chat-msg.user {
    align-self:flex-end;
    background:var(--b600); color:white;
    border-bottom-right-radius:4px;
}
.chat-msg.bot {
    align-self:flex-start;
    background:var(--n10); color:var(--n700);
    border-bottom-left-radius:4px;
}
.chat-msg.bot .msg-label {
    font-size:11px; font-weight:600; color:var(--b600); margin-bottom:4px;
}
.chat-input-area {
    padding:12px 20px; border-top:1px solid var(--n30);
    display:flex; align-items:center; gap:12px;
}
.chat-input-fake {
    flex:1; background:var(--n10); border-radius:50px;
    padding:10px 16px; font-size:13px; color:var(--n90);
}
.chat-send-btn {
    width:36px; height:36px; border-radius:50%;
    background:var(--b600); border:none;
    color:white; font-size:16px; cursor:pointer;
    display:flex; align-items:center; justify-content:center;
}

/* ── Trust Bar ── */
.trust-bar {
    background:white; border-top:1px solid var(--n30); border-bottom:1px solid var(--n30);
    padding:48px 0;
}
.trust-title {
    font-size:15px; font-weight:600; color:var(--n90);
    text-align:center; margin-bottom:32px; letter-spacing:1px;
}
.trust-stats {
    display:grid; grid-template-columns:repeat(4,1fr); gap:24px;
}
.trust-stat {
    text-align:center; padding:16px;
}
.trust-stat .stat-value {
    font-size:36px; font-weight:800; color:var(--b600);
    margin-bottom:4px;
}
.trust-stat .stat-label {
    font-size:15px; color:var(--n200); font-weight:500;
}

/* ── Pain Points ── */
.pain-cards {
    display:grid; grid-template-columns:repeat(4,1fr); gap:20px;
    margin-top:48px;
}
.pain-card {
    background:white; border-radius:16px; padding:32px;
    box-shadow:var(--shadow-sm); border:1px solid var(--n30);
    transition:all .3s;
}
.pain-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-md); }
.pain-icon {
    width:48px; height:48px; border-radius:12px;
    display:flex; align-items:center; justify-content:center;
    font-size:22px; margin-bottom:16px;
}
.pain-icon.red { background:#FEE2E2; }
.pain-icon.yellow { background:#FEF3C7; }
.pain-icon.gray { background:var(--n20); }
.pain-icon.purple { background:#EDE9FE; }
.pain-card h3 { font-size:18px; font-weight:700; margin-bottom:8px; color:var(--n900); }
.pain-card p { font-size:15px; color:var(--n200); line-height:1.7; }

/* ── Story Split Layout ── */
.story-split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;max-width:1200px;margin:0 auto;padding:0 24px}
.story-split .ss-text .ss-label{font-size:13px;font-weight:600;color:var(--b600);text-transform:uppercase;letter-spacing:2px;margin-bottom:12px}
.story-split .ss-text h2{font-size:36px;font-weight:800;line-height:1.4;color:var(--n900);margin-bottom:20px}
.story-split .ss-text p{font-size:16px;color:var(--n200);line-height:1.9}
.story-split .ss-visual{display:flex;align-items:center;justify-content:center}
.ss-placeholder{width:100%;aspect-ratio:4/3;background:var(--n20);border-radius:20px;border:2px dashed var(--n40);display:flex;align-items:center;justify-content:center;color:var(--n50);font-size:15px;font-weight:500}

/* ── Service Flow Diagram ── */
.svc-flow{display:flex;align-items:center;justify-content:center;gap:24px;margin-top:56px;flex-wrap:wrap}
.svc-col{text-align:center;flex:1;max-width:280px}
.svc-arrow{font-size:28px;color:var(--n50);font-weight:300;flex-shrink:0}
.svc-input,.svc-output{background:var(--white);border:1px solid var(--n30);border-radius:20px;padding:32px 24px;box-shadow:0 2px 12px rgba(0,0,0,.04)}
.svc-icon{font-size:36px;margin-bottom:12px}
.svc-output .svc-icon{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--b600),var(--b400));display:inline-flex;align-items:center;justify-content:center;color:white;font-size:18px;font-weight:700;margin-bottom:12px}
.svc-title{font-size:16px;font-weight:700;color:var(--n900);margin-bottom:6px}
.svc-desc{font-size:13px;color:var(--n200)}
.svc-data{background:var(--b10);border:1px solid var(--b100);border-radius:20px;padding:28px 24px;flex:1.2;max-width:320px}
.svc-data-title{font-size:15px;font-weight:700;color:var(--b700);margin-bottom:14px}
.svc-data-items{display:flex;flex-direction:column;gap:8px}
.svc-data-item{background:var(--white);border-radius:10px;padding:10px 14px;font-size:13px;font-weight:500;color:var(--n700);text-align:left;border:1px solid var(--b100)}
.svc-out-items{display:flex;flex-direction:column;gap:6px;margin-top:12px}
.svc-out-item{font-size:13px;font-weight:500;color:var(--n700)}

/* ── Bridge — Parallax Dissolve ── */
.bridge-wrap{position:relative;background:var(--white)}
.bridge-track{height:500vh;position:relative}
.bridge-viewport{position:sticky;top:0;height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden;text-align:center;color:var(--n900);background:var(--white)}
.bridge-panel{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .7s ease;pointer-events:none}
.bridge-panel.active{opacity:1;pointer-events:auto}
.bridge-panel .bp-inner{max-width:660px;padding:0 24px}
.bridge-panel h2{font-size:36px;font-weight:800;line-height:1.45;margin-bottom:24px}
.bridge-panel p{font-size:17px;line-height:1.9;color:var(--n200)}
.bridge-panel p strong{color:var(--n900)}
.bridge-panel .bp-stats{display:flex;justify-content:center;gap:40px;margin:32px 0;flex-wrap:wrap}
.bridge-panel .bp-stat{text-align:center}
.bridge-panel .bp-val{font-size:36px;font-weight:900;color:var(--b400)}
.bridge-panel .bp-label{font-size:13px;opacity:.45;margin-top:4px}

/* ── How It Works ── */
.steps {
    display:grid; grid-template-columns:repeat(3,1fr); gap:32px;
    margin-top:48px;
}
.step-card {
    background:white; border-radius:20px; padding:36px 28px;
    box-shadow:var(--shadow-sm); border:1px solid var(--n30);
    text-align:center; position:relative; transition:all .3s;
}
.step-card:hover { transform:translateY(-6px); box-shadow:var(--shadow-md); }
.step-num {
    width:40px; height:40px; border-radius:50%;
    background:linear-gradient(135deg, var(--b600), var(--b400));
    color:white; font-size:16px; font-weight:800;
    display:flex; align-items:center; justify-content:center;
    margin:0 auto 20px;
}
.step-card h3 { font-size:18px; font-weight:700; margin-bottom:10px; color:var(--n900); }
.step-card p { font-size:15px; color:var(--n200); line-height:1.7; }
.step-arrow {
    position:absolute; right:-20px; top:50%;
    transform:translateY(-50%); font-size:24px; color:var(--n50);
    z-index:2;
}

/* ── Features ── */
.feature-grid {
    display:grid; grid-template-columns:repeat(3,1fr); gap:20px;
    margin-top:48px;
}
.feature-card {
    background:white; border-radius:16px; padding:28px;
    box-shadow:var(--shadow-sm); border:1px solid var(--n30);
    transition:all .3s; position:relative; overflow:hidden;
}
.feature-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-md); }
.feature-card.coming-soon::after {
    content:'곧 출시'; position:absolute; top:16px; right:-28px;
    background:var(--b600); color:white; font-size:11px; font-weight:600;
    padding:4px 36px; transform:rotate(45deg);
}
.feature-icon {
    width:44px; height:44px; border-radius:12px;
    display:flex; align-items:center; justify-content:center;
    font-size:20px; margin-bottom:16px;
}
.feature-icon.orange { background:var(--b10); }
.feature-icon.blue { background:var(--b10); }
.feature-icon.green { background:var(--g10); }
.feature-badge {
    display:inline-block; font-size:11px; font-weight:600;
    padding:3px 10px; border-radius:50px; margin-bottom:12px;
}
.feature-badge.available { background:#DEF7EC; color:var(--g600); }
.feature-badge.soon { background:var(--b50); color:var(--b700); }
.feature-card h3 { font-size:16px; font-weight:700; margin-bottom:8px; color:var(--n900); }
.feature-card p { font-size:13px; color:var(--n200); line-height:1.6; }

/* ── Benefits ── */
.benefit-grid {
    display:grid; grid-template-columns:repeat(3,1fr); gap:20px;
    margin-top:48px;
}
.benefit-card {
    background:white; border-radius:16px; padding:28px;
    box-shadow:var(--shadow-sm); border:1px solid var(--n30);
    transition:all .3s;
}
.benefit-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-md); }
.benefit-card .benefit-emoji { font-size:28px; margin-bottom:12px; }
.benefit-card h3 { font-size:16px; font-weight:700; margin-bottom:8px; color:var(--n900); }
.benefit-card p { font-size:13px; color:var(--n200); line-height:1.7; }

/* ── Comparison Table ── */
.compare-section { background:white; }
.compare-table {
    width:100%; border-collapse:collapse; margin-top:48px;
    border-radius:16px; overflow:hidden; box-shadow:var(--shadow-sm);
    border:1px solid var(--n30);
}
.compare-table thead { background:var(--n900); }
.compare-table th {
    padding:18px 24px; font-size:15px; font-weight:600; color:white;
    text-align:left;
}
.compare-table th:first-child { width:30%; }
.compare-table th.kinossam {
    background:var(--b600); text-align:center;
}
.compare-table th.generic { text-align:center; }
.compare-table td {
    padding:16px 24px; font-size:15px; color:var(--n700);
    border-bottom:1px solid var(--n30);
}
.compare-table td:nth-child(2) {
    background:var(--b10); text-align:center; font-weight:600;
    color:var(--n900);
}
.compare-table td:nth-child(3) {
    text-align:center; color:var(--n200);
}
.compare-table tbody tr:last-child td { border-bottom:none; }
.compare-table tbody tr:hover td { background:var(--n10); }
.compare-table tbody tr:hover td:nth-child(2) { background:#FFE8DF; }

/* ── Testimonials ── */
.testimonial-grid {
    display:grid; grid-template-columns:repeat(3,1fr); gap:24px;
    margin-top:48px;
}
.testimonial-card {
    background:white; border-radius:16px; padding:32px;
    box-shadow:var(--shadow-sm); border:1px solid var(--n30);
    position:relative;
}
.testimonial-card::before {
    content:'\201C'; position:absolute; top:16px; left:24px;
    font-size:48px; color:var(--b600); opacity:.2; font-family:Georgia;
}
.testimonial-text {
    font-size:15px; color:var(--n700); line-height:1.8; margin-bottom:20px;
    position:relative; z-index:1;
}
.testimonial-author { display:flex; align-items:center; gap:12px; }
.testimonial-avatar {
    width:40px; height:40px; border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    font-size:16px;
}
.testimonial-avatar.teacher { background:var(--b50); }
.testimonial-avatar.director { background:var(--b10); }
.testimonial-info .t-name { font-size:15px; font-weight:600; color:var(--n900); }
.testimonial-info .t-role { font-size:12px; color:var(--n90); }

/* ── Promise ── */
.promise-section {
    background:linear-gradient(180deg, var(--n10) 0%, var(--b10) 100%);
}
.promise-grid {
    display:grid; grid-template-columns:repeat(3,1fr); gap:24px;
    margin-top:48px;
}
.promise-card {
    background:white; border-radius:20px; padding:36px 28px;
    box-shadow:var(--shadow-sm); border:1px solid rgba(32,141,249,.15);
    text-align:center; transition:all .3s;
}
.promise-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-md); }
.promise-icon { font-size:36px; margin-bottom:16px; }
.promise-card h3 { font-size:17px; font-weight:700; margin-bottom:10px; color:var(--n900); }
.promise-card p { font-size:15px; color:var(--n200); line-height:1.7; }

/* ── CTA ── */
.cta-section {
    background:linear-gradient(135deg, var(--b600) 0%, var(--b400) 50%, var(--b500) 100%);
    padding:100px 0; text-align:center; color:white;
    position:relative; overflow:hidden;
}
.cta-section::before {
    content:''; position:absolute; inset:0;
    background:url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.06' fill-rule='evenodd'%3E%3Cpath d='M20 20c0-5.523 4.477-10 10-10V0C19.523 0 10 9.523 10 20s9.523 20 20 20v-10c-5.523 0-10-4.477-10-10'/%3E%3C/g%3E%3C/svg%3E");
}
.cta-section h2 {
    font-size:36px; font-weight:800; margin-bottom:16px;
    position:relative; z-index:1;
}
.cta-section p {
    font-size:18px; opacity:.9; margin-bottom:36px; max-width:500px;
    margin-left:auto; margin-right:auto; line-height:1.7;
    position:relative; z-index:1;
}
.cta-buttons { display:flex; gap:16px; justify-content:center; flex-wrap:wrap; position:relative; z-index:1; }
.btn-white {
    background:white; color:var(--b600);
    padding:16px 36px; border-radius:50px; font-size:16px; font-weight:700;
    border:none; cursor:pointer; transition:all .2s; text-decoration:none;
}
.btn-white:hover { transform:translateY(-2px); box-shadow:0 8px 24px rgba(0,0,0,.15); }
.btn-outline-white {
    background:transparent; color:white;
    padding:16px 36px; border-radius:50px; font-size:16px; font-weight:600;
    border:2px solid rgba(255,255,255,.5); cursor:pointer; transition:all .2s;
    text-decoration:none;
}
.btn-outline-white:hover { background:rgba(255,255,255,.15); border-color:white; }

/* ── FAQ ── */
.faq-list { max-width:760px; margin:48px auto 0; }
.faq-item {
    background:white; border-radius:12px; margin-bottom:12px;
    box-shadow:var(--shadow-sm); border:1px solid var(--n30);
    overflow:hidden;
}
.faq-question {
    padding:20px 24px; font-size:15px; font-weight:600; color:var(--n900);
    width:100%; border:0; background:white; font-family:inherit; line-height:1.5;
    text-align:left;
    cursor:pointer; display:flex; justify-content:space-between; align-items:center;
    transition:background .2s; user-select:none;
}
.faq-question:hover { background:var(--n10); }
.faq-question .faq-toggle {
    font-size:20px; color:var(--n90); transition:transform .3s;
    flex-shrink:0; margin-left:16px;
}
.faq-item.open .faq-toggle { transform:rotate(45deg); }
.faq-answer {
    max-height:0; overflow:hidden; transition:max-height .3s ease;
}
.faq-answer-inner {
    padding:20px 24px; font-size:15px; color:var(--n200); line-height:1.8;
}
.faq-item.open .faq-answer { max-height:300px; }

/* ── Footer ── */
.footer {
    background:var(--n900); color:rgba(255,255,255,.6); padding:60px 0 40px;
}
.footer-inner {
    display:flex; justify-content:space-between; align-items:flex-start;
    flex-wrap:wrap; gap:32px;
}
.footer-brand .footer-logo {
    font-size:18px; font-weight:800; color:white; margin-bottom:8px;
}
.footer-brand .footer-tagline {
    font-size:13px; line-height:1.7; max-width:300px;
}
.footer-links { display:flex; gap:48px; }
.footer-links-group h4 {
    font-size:12px; font-weight:600; color:rgba(255,255,255,.4);
    text-transform:uppercase; letter-spacing:1px; margin-bottom:12px;
}
.footer-links-group a {
    display:block; font-size:13px; color:rgba(255,255,255,.6);
    margin-bottom:8px; transition:color .2s;
}
.footer-links-group a:hover { color:white; }
.footer-bottom {
    margin-top:40px; padding-top:24px; border-top:1px solid rgba(255,255,255,.1);
    font-size:12px; text-align:center;
}

/* ── Hero visual ── */
.hero-glow {
    position:absolute; top:-100px; right:-100px;
    width:600px; height:600px; object-fit:contain;
    pointer-events:none; opacity:.7; z-index:0;
}
.hero-visual {
    display:flex; align-items:center; justify-content:center;
    position:relative; z-index:1;
}
.hero-visual img {
    width:100%; max-width:480px;
    filter:drop-shadow(0 24px 48px rgba(32,141,249,.15));
}

/* ── Feature icon image ── */
.feature-icon {
    width:56px; height:56px; border-radius:14px;
    display:flex; align-items:center; justify-content:center;
    font-size:24px; margin-bottom:20px;
    background:transparent;
}
.feature-icon img { width:56px; height:56px; object-fit:contain; }
.feature-title-row { display:flex; align-items:center; gap:8px; margin-bottom:8px; }
.feature-title-row h3 { margin-bottom:0; }
.feature-title-row .feature-badge { margin-bottom:0; }

/* ── Director icon image ── */
.director-icon img { width:24px; height:24px; object-fit:contain; opacity:.75; }

/* ── Text helpers ── */
.text-blue { color:var(--b600); }

/* ── Step highlight (4번째 스텝) ── */
.step-card.step-highlight {
    border:2px solid var(--b300);
    background:var(--b10);
}
.step-sparkle {
    font-size:28px; color:#F59E0B;
    margin:0 auto 20px; display:block; text-align:center;
    line-height:1;
}

/* ── Draft card (hero chat) ── */
.draft-card {
    background:white; border:1px solid var(--n30);
    border-radius:10px; padding:12px 14px; margin-top:10px;
    font-size:13px; color:var(--n700); line-height:1.7;
}
.draft-title {
    font-size:13px; font-weight:700; color:var(--n900);
    margin-bottom:8px;
}
.draft-body { font-size:12px; color:var(--n500); line-height:1.7; }

/* ── Director list ── */
.director-list {
    max-width:680px; margin:48px auto 0;
    display:flex; flex-direction:column; gap:12px;
}
.director-item {
    background:white; border-radius:16px; padding:24px 28px;
    box-shadow:var(--shadow-sm); border:1px solid var(--n30);
    display:flex; align-items:flex-start; gap:20px;
    transition:all .3s;
}
.director-item:hover { transform:translateY(-2px); box-shadow:var(--shadow-md); }
.director-icon {
    font-size:22px; flex-shrink:0;
    width:40px; height:40px;
    display:flex; align-items:center; justify-content:center;
}
.director-item h3 { font-size:16px; font-weight:700; color:var(--n900); margin-bottom:6px; }
.director-item p { font-size:15px; color:var(--n200); line-height:1.7; }

/* ── Animations ── */
.fade-up {
    opacity:0; transform:translateY(30px);
    transition:opacity .6s ease, transform .6s ease;
}
.fade-up.visible { opacity:1; transform:translateY(0); }
.fade-up-delay-1 { transition-delay:.1s; }
.fade-up-delay-2 { transition-delay:.2s; }
.fade-up-delay-3 { transition-delay:.3s; }
.fade-up-delay-4 { transition-delay:.4s; }

/* ── Responsive ── */
@media (max-width:1024px) {
    .hero-inner { grid-template-columns:1fr; gap:36px; }
    .hero h1 { font-size:32px; }
    .hero-visual img { max-width:420px; margin:0 auto; display:block; }
    .steps { grid-template-columns:1fr; gap:16px; }
    .step-arrow { display:none; }
    .pain-cards { grid-template-columns:repeat(2,1fr); }
    .feature-grid { grid-template-columns:repeat(2,1fr); }
    .benefit-grid { grid-template-columns:repeat(2,1fr); }
    .promise-grid { grid-template-columns:1fr; }
    .testimonial-grid { grid-template-columns:1fr; }
    .compare-table { font-size:13px; }
    .trust-stats { grid-template-columns:repeat(2,1fr); }
    .nav-app-btn { display:none; }
    .nav-menu { position:static; transform:none; gap:20px; }
}
@media (max-width:768px) {
    .nav-menu { display:none; }
    .nav-actions { display:none; }
    .mobile-toggle { display:block; }
    .nav-menu.open {
        display:flex; flex-direction:column;
        position:absolute; top:64px; left:0; right:0;
        background:white; padding:24px; gap:16px;
        box-shadow:var(--shadow-md); border-top:1px solid var(--n30);
    }
    .hero { padding:90px 0 48px; }
    .story-split { grid-template-columns:1fr; gap:32px; }
    .hero h1 { font-size:24px; margin-bottom:14px; }
    .hero-sub { font-size:15px; margin-bottom:0; }
    .hero-badge { font-size:12px; margin-bottom:16px; }
    .hero-visual img { max-width:100%; }
    .hero-inner { gap:28px; }
    .section { padding:60px 0; }
    .section-title { font-size:26px; }
    .pain-cards { grid-template-columns:1fr; }
    .feature-grid { grid-template-columns:1fr; }
    .benefit-grid { grid-template-columns:1fr; }
    .director-list { max-width:100%; }
    .cta-section h2 { font-size:28px; }
    .footer-links { flex-direction:column; gap:24px; }
    .trust-stats { grid-template-columns:1fr 1fr; }
    .trust-stat .stat-value { font-size:28px; }
}
@media (max-width:480px) {
    .hero-actions { flex-direction:column; }
    .btn-primary, .btn-secondary { width:100%; justify-content:center; }
    .cta-buttons { flex-direction:column; align-items:center; }
    .btn-white, .btn-outline-white { width:100%; text-align:center; }
}