/* ============================================================
   guard.sslnow — 랜딩 전용 CSS (www 구조 준용, 다른 폴더와 공유 금지)
   테마: 기본 = 라이트 / [data-theme="dark"] = 다크
         data-theme 없음(시스템 모드) = OS 설정(prefers-color-scheme) 따름
   ============================================================ */

/* ---------- 라이트 팔레트 (기본) ---------- */
:root {
  --bg: #f6f7fb;
  --bg-2: #eef1f8;
  --panel: #ffffff;
  --panel-2: #f3f6fc;
  --line: #e2e7f1;
  --line-soft: #edf0f7;
  --text: #1a2236;
  --text-2: #54607a;
  --text-3: #8b97b0;
  --amber: #e8920c;
  --amber-2: #d97d05;
  --teal: #119e90;
  --blue: #2f6fe0;
  --green: #1f9e54;
  --violet: #7a5fe0;
  --red: #e0484b;
  --hero-grid: rgba(20, 30, 60, .04);
  --card-glow: rgba(232, 146, 12, .07);
  --hero-glow: rgba(232, 146, 12, .13);
  --shadow: 0 24px 60px -30px rgba(30, 40, 70, .28);
  color-scheme: light;
}

/* ---------- 다크 팔레트 (명시 선택) ---------- */
:root[data-theme="dark"] {
  --bg: #171b27;
  --bg-2: #1b2030;
  --panel: #212939;
  --panel-2: #28324a;
  --line: #34405e;
  --line-soft: #2c3650;
  --text: #eef2fa;
  --text-2: #a3b0cc;
  --text-3: #6f7c9c;
  --amber: #ffb43d;
  --amber-2: #ff9a2e;
  --teal: #4fd1c5;
  --blue: #5b9dff;
  --green: #52e08a;
  --violet: #b39dff;
  --red: #ff6f6f;
  --hero-grid: rgba(255, 255, 255, .03);
  --card-glow: rgba(255, 180, 61, .08);
  --hero-glow: rgba(255, 180, 61, .15);
  --shadow: 0 30px 70px -30px rgba(0, 0, 0, .7);
  color-scheme: dark;
}

/* ---------- 시스템 모드(속성 없음)에서 OS가 다크일 때 ---------- */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]):not([data-theme="dark"]) {
    --bg: #171b27;
    --bg-2: #1b2030;
    --panel: #212939;
    --panel-2: #28324a;
    --line: #34405e;
    --line-soft: #2c3650;
    --text: #eef2fa;
    --text-2: #a3b0cc;
    --text-3: #6f7c9c;
    --amber: #ffb43d;
    --amber-2: #ff9a2e;
    --teal: #4fd1c5;
    --blue: #5b9dff;
    --green: #52e08a;
    --violet: #b39dff;
    --red: #ff6f6f;
    --hero-grid: rgba(255, 255, 255, .03);
    --card-glow: rgba(255, 180, 61, .08);
    --hero-glow: rgba(255, 180, 61, .15);
    --shadow: 0 30px 70px -30px rgba(0, 0, 0, .7);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background .4s, color .4s;
  overflow-x: hidden;
}
.mono { font-family: 'JetBrains Mono', monospace; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 28px; }

/* ===== nav ===== */
nav {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--line);
}
.nav-in { max-width: 1200px; margin: 0 auto; padding: 16px 28px; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 20px; letter-spacing: -.02em; }
.logo a { color: inherit; text-decoration: none; }
.logo .logo-main { display: flex; align-items: center; gap: 12px; }

.logo .brand-sub { color: var(--amber); }
/* 브랜드 로고 — www와 동일 형태(통일), 오른쪽 짧은 선만 포인트 컬러(#e8920c=var(--amber)) */
.logo .mark { position: relative; width: 38px; height: 38px; border-radius: 11px; background: #12213b; box-shadow: 0 5px 14px rgba(18, 33, 59, .18); }
.logo .mark::before,
.logo .mark::after { content: ""; position: absolute; border-radius: 999px; transform: rotate(-42deg); background: #fff; }
.logo .mark::before { width: 6px; height: 19px; left: 11px; top: 10px; }
.logo .mark::after { width: 6px; height: 14px; left: 21px; top: 9px; background: var(--amber); }
:root[data-theme="dark"] .logo .mark { background: #3e5fbf; box-shadow: 0 5px 16px rgba(0, 0, 0, .28); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]):not([data-theme="dark"]) .logo .mark { background: #3e5fbf; box-shadow: 0 5px 16px rgba(0, 0, 0, .28); }
}
.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a { color: var(--text-2); text-decoration: none; font-size: 15px; font-weight: 600; transition: color .2s; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.btn { display: inline-flex; align-items: center; gap: 9px; font-weight: 700; border: none; cursor: pointer; border-radius: 12px; text-decoration: none; transition: transform .15s, box-shadow .2s, background .2s; font-size: 15px; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: linear-gradient(135deg, var(--amber), var(--amber-2)); color: #1b2030; padding: 13px 24px; box-shadow: 0 12px 28px -10px var(--amber); }
.btn-primary:hover { box-shadow: 0 16px 34px -10px var(--amber); }
.btn-ghost { background: transparent; border: 1px solid var(--line); color: var(--text); padding: 13px 24px; }
.btn-ghost:hover { border-color: var(--amber); color: var(--amber); }
.btn-lg { font-size: 17px; padding: 17px 32px; }
.nav-cta .btn-ghost {
  padding: 9px 18px;                 /* 컴팩트 */
  border-color: color-mix(in srgb, var(--amber) 55%, var(--line));
  color: var(--amber);               /* 대표색 */
}
.nav-cta .btn-ghost:hover { border-color: var(--amber); background: color-mix(in srgb, var(--amber) 10%, transparent); }
@media (max-width: 820px) { .nav-links { display: none; } }

/* ===== hero ===== */
.hero { position: relative; padding: 96px 0 80px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background-image: linear-gradient(var(--hero-grid) 1px, transparent 1px), linear-gradient(90deg, var(--hero-grid) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(circle at 50% 35%, #000 30%, transparent 78%);
}
.hero::after {
  content: ""; position: absolute; top: -180px; right: -120px; width: 560px; height: 560px; z-index: 0;
  background: radial-gradient(circle, var(--hero-glow), transparent 65%);
  pointer-events: none;
}
.hero-in { position: relative; z-index: 1; text-align: center; max-width: 1100px; margin: 0 auto; } /* 본문 1200보다 한 뼘 좁게 — 히어로 호흡 유지 */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: 'JetBrains Mono', monospace; font-size: 13px; font-weight: 700; letter-spacing: .08em;
  color: var(--amber); background: var(--card-glow);
  border: 1px solid color-mix(in srgb, var(--amber) 40%, transparent);
  padding: 8px 16px; border-radius: 999px; margin-bottom: 30px;
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px var(--green); }
h1.hero-title {
  font-size: clamp(40px, 6.4vw, 76px); font-weight: 800; letter-spacing: -.035em; line-height: 1.04;
  margin-bottom: 26px;
}
.accent {
  background: linear-gradient(120deg, var(--amber), var(--amber-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { font-size: clamp(17px, 2.2vw, 22px); color: var(--text-2); max-width: 900px; margin: 0 auto 40px; font-weight: 500; }
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 30px; }
.hero-note { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--text-3); }
.hero-note b { color: var(--text-2); }

/* trust strip — 본문 폰트로 통일 (www 결정 준용) */
.trust { display: flex; gap: 60px; justify-content: center; flex-wrap: wrap; margin-top: 62px; padding-top: 40px; border-top: 1px solid var(--line); }
.trust .t-i { text-align: center; }
.trust .t-v { font-size: 32px; font-weight: 800; letter-spacing: -.03em; }
.trust .t-l { font-size: 13.5px; color: var(--text-3); margin-top: 4px; }

/* ===== sections ===== */
section.block { padding: 90px 0; position: relative; }
.sec-head { text-align: center; max-width: 900px; margin: 0 auto 58px; }
.sec-tag { font-family: 'JetBrains Mono', monospace; font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--amber); margin-bottom: 14px; }
.sec-title { font-size: clamp(30px, 4.2vw, 46px); font-weight: 800; letter-spacing: -.03em; line-height: 1.15; margin-bottom: 16px; }
.sec-desc { font-size: 18px; color: var(--text-2); }

/* flow diagram (www의 줄바꿈 개선 포함) */
.flow { display: flex; align-items: stretch; gap: 30px 0; flex-wrap: wrap; justify-content: center; margin-top: 20px; }
.flow-node {
  flex: 1; min-width: 170px; max-width: 210px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 18px; padding: 26px 20px; text-align: center; position: relative; box-shadow: var(--shadow);
}
.flow-node .fi { width: 54px; height: 54px; border-radius: 15px; display: grid; place-items: center; font-size: 24px; margin: 0 auto 16px; }
.flow-node h4 { font-size: 18px; font-weight: 750; margin-bottom: 8px; letter-spacing: -.01em; }
.flow-node p { font-size: 14px; color: var(--text-2); line-height: 1.5; }
.flow-node .step-n { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 700; background: var(--amber); color: #1b2030; padding: 3px 12px; border-radius: 999px; }
.flow-arrow { display: flex; align-items: center; justify-content: center; width: 46px; color: var(--amber); font-size: 26px; flex: 0 0 46px; font-weight: 700; }
@media (max-width: 1040px) {
  .flow { flex-direction: column; align-items: center; }
  .flow-node { max-width: 340px; width: 100%; }
  .flow-arrow { transform: rotate(90deg); height: 34px; }
}

/* feature cards */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 900px) { .feat-grid { grid-template-columns: 1fr; } }
.feat-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 20px; padding: 32px 28px;
  position: relative; overflow: hidden; transition: transform .25s, border-color .25s, box-shadow .25s;
}
.feat-card:hover { transform: translateY(-6px); border-color: color-mix(in srgb, var(--amber) 45%, transparent); box-shadow: var(--shadow); }
.feat-card .ico { width: 60px; height: 60px; border-radius: 16px; display: grid; place-items: center; font-size: 27px; margin-bottom: 22px; }
.feat-card h3 { font-size: 22px; font-weight: 750; letter-spacing: -.02em; margin-bottom: 12px; }
.feat-card p { font-size: 15.5px; color: var(--text-2); line-height: 1.62; }
.feat-card .tagrow { margin-top: 18px; display: flex; gap: 8px; flex-wrap: wrap; }
.minitag { font-family: 'JetBrains Mono', monospace; font-size: 11.5px; font-weight: 600; padding: 5px 11px; border-radius: 8px; background: var(--panel-2); color: var(--text-2); border: 1px solid var(--line); }

/* 패드(561~900px): [아이콘 | 제목] 한 줄 압축 (www 결정 준용) */
@media (max-width: 900px) and (min-width: 561px) {
  .feat-card { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; column-gap: 16px; }
  .feat-card .ico { width: 48px; height: 48px; font-size: 22px; margin-bottom: 0; }
  .feat-card h3 { margin-bottom: 0; font-size: 20px; }
  .feat-card p, .feat-card .tagrow { grid-column: 1 / -1; }
  .feat-card p { margin-top: 12px; }
}

/* split / why */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; gap: 36px; } }
.checklist { list-style: none; }
.checklist li { display: flex; gap: 15px; padding: 17px 0; border-bottom: 1px solid var(--line-soft); }
.checklist li:last-child { border-bottom: none; }
.checklist .ck { width: 30px; height: 30px; border-radius: 9px; flex: 0 0 30px; display: grid; place-items: center; font-size: 15px; background: color-mix(in srgb, var(--green) 18%, transparent); color: var(--green); font-weight: 700; }
.checklist .ct { font-size: 16.5px; }
.checklist .ct b { font-weight: 750; }
.checklist .ct span { color: var(--text-2); font-size: 14.5px; display: block; margin-top: 2px; }
.visual-card { background: var(--panel); border: 1px solid var(--line); border-radius: 22px; padding: 30px; box-shadow: var(--shadow); }
.vc-bar { display: flex; align-items: center; gap: 11px; margin-bottom: 22px; }
.vc-dot { width: 12px; height: 12px; border-radius: 50%; }
.vc-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 15px 0; border-bottom: 1px solid var(--line-soft); }
.vc-row:last-child { border-bottom: none; }
.vc-row .l { display: flex; align-items: center; gap: 12px; font-size: 15px; min-width: 0; }
.vc-row .ic2 { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; font-size: 15px; flex: 0 0 34px; }
.statepill { font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 700; padding: 5px 12px; border-radius: 8px; white-space: nowrap; }
.statepill.ok { background: color-mix(in srgb, var(--green) 18%, transparent); color: var(--green); }
.statepill.run { background: color-mix(in srgb, var(--amber) 18%, transparent); color: var(--amber); }
.statepill.bad { background: color-mix(in srgb, var(--red) 18%, transparent); color: var(--red); }

/* 무료 진단 카드 */
.diag-input-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 26px; }
.diag-domain { flex: 1; min-width: 240px; display: flex; align-items: center; gap: 10px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; }
.diag-note { text-align: center; margin-top: 22px; color: var(--text-3); font-size: 14px; }

/* pricing — 3티어 */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; max-width: 1020px; margin: 0 auto; }
@media (max-width: 980px) { .price-grid { grid-template-columns: 1fr; max-width: 440px; } }
.price-card { background: var(--panel); border: 1px solid var(--line); border-radius: 20px; padding: 30px 26px; position: relative; transition: transform .2s, box-shadow .2s; display: flex; flex-direction: column; }
.price-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.price-card.featured { border-color: var(--amber); box-shadow: 0 0 0 1px var(--amber), var(--shadow); }
.price-card .pf-badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 700; background: linear-gradient(135deg, var(--amber), var(--amber-2)); color: #1b2030; padding: 5px 16px; border-radius: 999px; }
.price-card .pname { font-size: 17px; font-weight: 750; margin-bottom: 6px; }
.price-card .pprice { font-family: 'JetBrains Mono', monospace; font-size: 34px; font-weight: 700; letter-spacing: -.02em; margin-bottom: 2px; }
.price-card .pprice small { font-size: 14px; color: var(--text-3); font-weight: 500; }
.price-card .pyear { font-size: 12.5px; color: var(--text-3); margin-bottom: 4px; }
.price-card .pyear b { color: var(--text-2); }
.price-card .pdesc { font-size: 13px; color: var(--text-3); margin-bottom: 20px; min-height: 34px; }
.price-card ul { list-style: none; margin-bottom: 24px; flex: 1; }
.price-card ul li { font-size: 14px; color: var(--text-2); padding: 8px 0; display: flex; gap: 9px; align-items: center; }
.price-card ul li::before { content: "✓"; color: var(--green); font-weight: 700; }
.price-card ul li.hl { color: var(--text); font-weight: 600; }
.price-card ul li.hl::before { content: "✓"; color: var(--amber); }
.price-card ul li.hl small { color: var(--text-3); font-weight: 500; font-size: 12px; }
.price-card ul li.off { color: var(--text-3); }
.price-card ul li.off::before { content: "–"; color: var(--text-3); }
.price-note { text-align: center; margin-top: 26px; color: var(--text-3); font-size: 14px; }

/* compare table — 가로선만 */
.cmp-wrap { margin-top: 46px; overflow-x: auto; }
.cmp { width: 100%; border-collapse: collapse; min-width: 620px; }
.cmp th, .cmp td { padding: 14px 16px; text-align: center; font-size: 14px; border-bottom: 1px solid var(--line); }
.cmp thead th { font-size: 14px; font-weight: 750; color: var(--text); padding-top: 8px; border-bottom: 2px solid var(--line); }
.cmp .cmp-feat { text-align: left; color: var(--text-2); font-weight: 600; }
.cmp tbody td { color: var(--text); }
.cmp .cmp-note { display: block; font-size: 11px; color: var(--text-3); font-weight: 400; margin-top: 2px; }
.cmp .y { color: var(--green); font-weight: 600; }
.cmp .n { color: var(--text-3); }
.cmp .cmp-hl { background: linear-gradient(to bottom, rgba(255, 180, 61, .06), rgba(255, 180, 61, .02)); color: var(--amber); font-weight: 700; }
.cmp thead .cmp-hl { color: var(--amber); }
.cmp tbody tr:hover td { background: rgba(127, 127, 127, .04); }
.cmp tbody tr:hover .cmp-hl { background: linear-gradient(to bottom, rgba(255, 180, 61, .1), rgba(255, 180, 61, .04)); }

/* ===== Cert 연계 배너 (cert의 link-guard와 대칭) ===== */
.link-cert-block { padding: 0 0 90px; }
.link-cert { background: linear-gradient(135deg, color-mix(in srgb, var(--teal) 9%, var(--panel)), color-mix(in srgb, var(--teal) 3%, var(--panel))); border: 1px solid color-mix(in srgb, var(--teal) 22%, var(--line)); border-radius: 20px; padding: 34px 36px; display: flex; align-items: center; gap: 24px; flex-wrap: wrap; } /* cert로 가는 카드 = teal 흐린 틴트 */
.link-cert .lg-txt { flex: 1; min-width: 260px; }
.link-cert h3 { font-size: 21px; font-weight: 800; margin-bottom: 7px; }
.link-cert p { font-size: 14.5px; color: var(--text-2); line-height: 1.6; }
.btn-cert { background: linear-gradient(135deg, var(--teal), color-mix(in srgb, var(--teal) 78%, #000)); color: #0d1420; box-shadow: 0 12px 28px -10px var(--teal); }
.btn-cert:hover { box-shadow: 0 16px 34px -10px var(--teal); }

/* cta band — 버튼 없음, 위 섹션과 간격 확보 (www 결정 준용) */
.cta-band { margin: 90px 28px 0; }
.cta-inner { max-width: 1200px; margin: 0 auto; background: linear-gradient(135deg, var(--panel-2), var(--panel)); border: 1px solid var(--line); border-radius: 28px; padding: 64px 40px; text-align: center; position: relative; overflow: hidden; box-shadow: var(--shadow); }
.cta-inner h2 { font-size: clamp(28px, 4vw, 42px); font-weight: 800; letter-spacing: -.03em; margin-bottom: 16px; position: relative; }
.cta-inner p { font-size: 18px; color: var(--text-2); margin-bottom: 0; position: relative; }

/* ===== footer (www 준용) ===== */
footer { padding: 60px 0 40px; border-top: 1px solid var(--line); margin-top: 90px; }
.foot-in { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 30px; }
.foot-brand { max-width: 300px; }
.foot-brand p { font-size: 14px; color: var(--text-3); margin-top: 14px; line-height: 1.6; }
.foot-cols { display: flex; gap: 64px; flex-wrap: wrap; }
.foot-col h5 { font-size: 13px; font-weight: 700; margin-bottom: 14px; letter-spacing: .04em; }
.foot-col a { display: block; color: var(--text-3); text-decoration: none; font-size: 14px; padding: 5px 0; transition: color .2s; }
.foot-col a:hover { color: var(--amber); }

.foot-biz { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line-soft); font-size: 13px; color: var(--text-3); }
.foot-biz strong { display: block; margin-bottom: 8px; color: var(--text-2); font-size: 13.5px; font-weight: 800; }
.foot-biz p { margin: 0; line-height: 1.9; }
.foot-biz .sep { display: inline-block; width: 1px; height: 10px; margin: 0 10px; vertical-align: -1px; background: var(--line); }
.foot-biz a { color: var(--text-2); text-decoration: underline; text-underline-offset: 2px; }

.foot-btm { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--line-soft); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 14px; font-size: 13px; color: var(--text-3); }
.foot-tools { display: flex; align-items: center; gap: 12px; }
.lang-switch { display: inline-flex; padding: 3px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
.lang-switch button { min-width: 40px; padding: 6px 10px; border: 0; border-radius: 7px; background: transparent; color: var(--text-3); font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 700; cursor: pointer; transition: background .15s, color .15s; }
.lang-switch button.active { background: var(--text); color: var(--bg); }
.theme-btn {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 36px; padding: 6px 14px;
  border: 1px solid var(--line); border-radius: 10px;
  background: var(--panel); color: var(--text-2);
  font-size: 13px; font-weight: 700; cursor: pointer;
  transition: color .2s, border-color .2s;
}
.theme-btn:hover { color: var(--amber); border-color: var(--amber); }
.theme-btn .t-ic { font-size: 15px; line-height: 1; }

/* reveal anim */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s cubic-bezier(.2, .7, .2, 1), transform .7s cubic-bezier(.2, .7, .2, 1); }
.reveal.show { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}