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<!DOCTYPE html>
<html lang="ko">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>TeXray — AI 글 판별기</title>
<link href="https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&family=Noto+Sans+KR:wght@300;400;500;700;900&display=swap" rel="stylesheet">
<style>
*{margin:0;padding:0;box-sizing:border-box;}
:root{
  --bg:#f8f9fc;--bg-deep:#f0f2f8;--surface:#ffffff;--surface-alt:#f5f6fa;
  --border:#e2e5f0;--border-hover:#c7cce0;
  --shadow-sm:0 1px 3px rgba(15,23,42,0.04),0 1px 2px rgba(15,23,42,0.06);
  --shadow:0 4px 16px rgba(15,23,42,0.06),0 1px 3px rgba(15,23,42,0.08);
  --shadow-lg:0 12px 40px rgba(15,23,42,0.08),0 4px 12px rgba(15,23,42,0.06);
  --text:#0f172a;--text-sec:#475569;--text-muted:#94a3b8;
  --accent:#6366f1;--accent-light:#818cf8;--accent-bg:rgba(99,102,241,0.06);
  --teal:#0d9488;--teal-bg:rgba(13,148,136,0.06);
  --rose:#e11d48;--rose-bg:rgba(225,29,72,0.06);
  --amber:#d97706;--amber-bg:rgba(217,119,6,0.06);
  --green:#16a34a;
  --radius:16px;--radius-sm:10px;--radius-xs:6px;
  --font-display:'Sora','Noto Sans KR',sans-serif;
  --font-body:'Noto Sans KR','Sora',sans-serif;
  --font-mono:'JetBrains Mono',monospace;
  --tr:0.25s cubic-bezier(0.4,0,0.2,1);
}
html{scroll-behavior:smooth;}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased;}
::-webkit-scrollbar{width:6px;}::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:rgba(99,102,241,0.2);border-radius:10px;}
::selection{background:rgba(99,102,241,0.15);}

.bg-pattern{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(ellipse 80% 50% at 20% 10%,rgba(99,102,241,0.04),transparent 50%),
  radial-gradient(ellipse 60% 40% at 80% 90%,rgba(13,148,136,0.03),transparent 50%);}

.app-wrapper{position:relative;z-index:1;display:flex;flex-direction:column;min-height:100vh;max-width:900px;margin:0 auto;padding:24px 24px 48px;}

/* HEADER */
.header{text-align:center;padding:40px 0 32px;animation:fadeIn .8s ease-out;}
@keyframes fadeIn{from{opacity:0;transform:translateY(-16px)}to{opacity:1;transform:translateY(0)}}
.header-eyebrow{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:5px;text-transform:uppercase;color:var(--accent);margin-bottom:10px;}
.header-title{font-family:var(--font-display);font-size:48px;font-weight:800;line-height:1.15;letter-spacing:-1.5px;margin-bottom:12px;}
.gradient-text{background:linear-gradient(135deg,#6366f1,#0ea5e9 40%,#0d9488 70%,#6366f1);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;animation:shimmer 6s ease-in-out infinite;}
@keyframes shimmer{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.header-sub{font-size:14px;color:var(--text-sec);line-height:1.7;max-width:540px;margin:0 auto 18px;}
.header-sub b{color:var(--text);font-weight:600;}
.pill-row{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;animation:fadeUp .8s .2s ease-out both;}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.pill{padding:4px 12px;background:var(--surface);border:1px solid var(--border);border-radius:20px;font-family:var(--font-mono);font-size:10px;font-weight:500;color:var(--text-muted);transition:var(--tr);box-shadow:var(--shadow-sm);}
.pill:hover{border-color:var(--accent);color:var(--accent);}

/* NAV */
.nav{display:flex;gap:4px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:4px;margin-bottom:24px;position:sticky;top:12px;z-index:100;box-shadow:var(--shadow);animation:fadeUp .8s .3s ease-out both;}
.nav-item{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:12px 8px;border-radius:var(--radius-sm);cursor:pointer;font-size:13px;font-weight:600;color:var(--text-muted);transition:var(--tr);user-select:none;}
.nav-item:hover{color:var(--text-sec);background:var(--surface-alt);}
.nav-item.active{color:#fff;background:linear-gradient(135deg,#6366f1,#4f46e5);box-shadow:0 4px 16px rgba(99,102,241,0.3),inset 0 1px 0 rgba(255,255,255,0.15);}
.nav-icon{font-size:14px;}

/* PANELS */
.panel{display:none;animation:panelIn .4s ease-out;}.panel.active{display:block;}
@keyframes panelIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}

/* CARD */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;margin-bottom:20px;box-shadow:var(--shadow-sm);transition:all .3s;}
.card:hover{box-shadow:var(--shadow);border-color:var(--border-hover);}
.card-header{display:flex;align-items:center;gap:12px;margin-bottom:6px;}
.card-icon{width:38px;height:38px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;}
.card-icon.purple{background:var(--accent-bg);border:1px solid rgba(99,102,241,0.15);}
.card-icon.teal{background:var(--teal-bg);border:1px solid rgba(13,148,136,0.15);}
.card-icon.amber{background:var(--amber-bg);border:1px solid rgba(217,119,6,0.15);}
.card-title{font-family:var(--font-display);font-size:17px;font-weight:700;}
.card-desc{font-size:12.5px;color:var(--text-muted);line-height:1.65;margin-bottom:18px;padding-left:50px;}

/* TEXTAREA */
.input-group{margin-bottom:18px;}.textarea-wrap{position:relative;}
textarea{width:100%;min-height:200px;padding:18px 20px 32px;background:var(--surface-alt);border:1.5px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:var(--font-body);font-size:14px;line-height:1.8;resize:vertical;outline:none;transition:border-color .3s,box-shadow .3s;}
textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(99,102,241,0.1);}
textarea::placeholder{color:var(--text-muted);font-size:13px;}
.char-counter{position:absolute;bottom:10px;right:16px;font-family:var(--font-mono);font-size:10px;color:var(--text-muted);background:var(--surface);padding:2px 8px;border-radius:4px;pointer-events:none;}

/* BUTTONS */
.btn-group{display:flex;gap:8px;flex-wrap:wrap;align-items:center;}
.btn{padding:11px 22px;border:none;border-radius:var(--radius-sm);cursor:pointer;font-family:var(--font-body);font-weight:600;font-size:13px;transition:all .25s;letter-spacing:0.2px;}
.btn-primary{background:linear-gradient(135deg,#6366f1,#4f46e5);color:#fff;box-shadow:0 4px 16px rgba(99,102,241,0.25);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(99,102,241,0.3);}
.btn-primary:active{transform:translateY(0);}.btn-primary:disabled{opacity:0.45;cursor:not-allowed;transform:none!important;}
.btn-ghost{padding:9px 16px;background:var(--surface);color:var(--text-muted);border:1px solid var(--border);font-size:12px;border-radius:var(--radius-xs);}
.btn-ghost:hover{background:var(--accent-bg);color:var(--accent);border-color:rgba(99,102,241,0.3);}

/* LOADING */
.loader{display:none;text-align:center;padding:48px 24px;}.loader.active{display:block;}
.loader-ring{width:44px;height:44px;border:3px solid rgba(99,102,241,0.12);border-top-color:var(--accent);border-radius:50%;animation:spin .9s linear infinite;margin:0 auto 16px;position:relative;}
.loader-ring::after{content:'';position:absolute;inset:4px;border:2px solid transparent;border-top-color:var(--teal);border-radius:50%;animation:spin 1.4s linear infinite reverse;}
@keyframes spin{to{transform:rotate(360deg)}}
.loader-text{font-size:13px;color:var(--text-sec);animation:breathe 2s ease-in-out infinite;}
.loader-dots{display:inline-flex;gap:4px;margin-top:8px;}
.loader-dots span{width:4px;height:4px;border-radius:50%;background:var(--accent);opacity:0.3;animation:dotP 1.2s ease-in-out infinite;}
.loader-dots span:nth-child(2){animation-delay:.15s;}.loader-dots span:nth-child(3){animation-delay:.3s;}
@keyframes dotP{0%,100%{opacity:0.2;transform:scale(0.8)}50%{opacity:1;transform:scale(1.2)}}
@keyframes breathe{0%,100%{opacity:1}50%{opacity:0.5}}

/* RESULT */
.result-html{border-radius:var(--radius);overflow:hidden;margin-top:16px;animation:rIn .5s ease-out;}
.result-html:empty{display:none;}
@keyframes rIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
.log-box{background:var(--surface-alt);border:1px solid var(--border);border-radius:var(--radius-xs);padding:14px 18px;font-family:var(--font-mono);font-size:11px;color:var(--text-muted);line-height:1.7;white-space:pre-wrap;margin-top:10px;}
.log-box:empty{display:none;}

/* FOOTER */
.footer{text-align:center;margin-top:48px;padding:24px 0;border-top:1px solid var(--border);}
.footer-brand{font-family:var(--font-display);font-size:13px;font-weight:600;color:var(--text-muted);margin-bottom:6px;}
.footer-tech{font-family:var(--font-mono);font-size:10px;color:var(--text-muted);opacity:0.6;letter-spacing:1px;}
.footer-line{width:40px;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);margin:10px auto;border-radius:2px;opacity:0.4;}

/* FILE */
.btn-file{position:relative;overflow:hidden;}.btn-file input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;font-size:0;}
.file-status{display:none;padding:8px 14px;background:var(--accent-bg);border:1px solid rgba(99,102,241,0.15);border-radius:var(--radius-sm);margin-top:10px;font-size:11px;color:var(--accent);align-items:center;gap:8px;}
.file-status.active{display:flex;}
.file-status .fname{font-weight:600;color:var(--text);max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.file-status .fsize{color:var(--text-muted);font-family:var(--font-mono);font-size:10px;}
.file-status .fclose{cursor:pointer;color:var(--rose);margin-left:auto;font-size:13px;padding:0 4px;}
.file-loading{display:inline-block;width:12px;height:12px;border:2px solid var(--accent);border-top-color:transparent;border-radius:50%;animation:spin .6s linear infinite;}

/* ═══ COMPETITION TAB ═══ */
@keyframes cmpUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes cmpBar{from{width:0%}}
@keyframes cmpGlow{0%,100%{box-shadow:0 0 0 2px rgba(99,102,241,0.08)}50%{box-shadow:0 0 0 4px rgba(99,102,241,0.15)}}
@keyframes cmpPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.03)}}

.cmp-hero{background:linear-gradient(135deg,#4f46e5,#6366f1 40%,#818cf8 70%,#a5b4fc);border-radius:var(--radius);padding:32px 28px;margin-bottom:16px;position:relative;overflow:hidden;animation:cmpUp .6s ease-out;}
.cmp-hero::before{content:'';position:absolute;top:-60%;right:-20%;width:50%;height:200%;background:radial-gradient(circle,rgba(255,255,255,0.08),transparent 60%);transform:rotate(20deg);}
.cmp-hero-title{font-family:var(--font-display);font-size:24px;font-weight:900;color:#fff;position:relative;}
.cmp-hero-sub{font-size:12px;color:rgba(255,255,255,0.8);line-height:1.7;margin-top:6px;position:relative;}
.cmp-hero-badge{display:inline-block;background:rgba(255,255,255,0.2);backdrop-filter:blur(8px);color:#fff;font-size:10px;font-weight:800;padding:5px 14px;border-radius:20px;margin-top:10px;animation:cmpPulse 2.5s ease-in-out infinite;position:relative;border:1px solid rgba(255,255,255,0.25);}

.cmp-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:16px;animation:cmpUp .8s .1s ease-out both;}
.cmp-stat{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:16px 8px;text-align:center;transition:all .3s;box-shadow:var(--shadow-sm);}
.cmp-stat:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:var(--shadow);}
.cmp-stat-num{font-size:26px;font-weight:900;font-family:var(--font-display);color:var(--accent);}
.cmp-stat-label{font-size:9px;color:var(--text-muted);margin-top:3px;font-weight:600;line-height:1.4;}

.cmp-tw{animation:cmpUp .9s .2s ease-out both;margin-bottom:16px;overflow-x:auto;border-radius:var(--radius-sm);box-shadow:var(--shadow);}
.cmp-t{width:100%;border-collapse:collapse;background:var(--surface);}
.cmp-t thead th{background:linear-gradient(135deg,#4f46e5,#6366f1);color:#fff;padding:11px 7px;font-size:10px;font-weight:700;text-align:center;white-space:nowrap;}
.cmp-t thead th:first-child{text-align:left;padding-left:14px;min-width:120px;}
.cmp-t thead th.co{background:linear-gradient(135deg,#dc2626,#ef4444);font-size:11px;}
.cmp-t tbody td{padding:9px 7px;font-size:10px;text-align:center;color:var(--text-sec);border-bottom:1px solid var(--border);}
.cmp-t tbody tr:hover td{background:rgba(99,102,241,0.03);}
.cmp-t tbody td:first-child{text-align:left;padding-left:14px;font-weight:600;color:var(--text);}
.cmp-t tbody td:nth-child(2){background:rgba(99,102,241,0.04);font-weight:700;}
.cmp-t tbody tr:last-child td{border-bottom:none;}
.ck{color:#16a34a;font-weight:800;font-size:14px;}.cx{color:#dc2626;font-weight:700;font-size:12px;}
.cp{color:#d97706;font-weight:700;font-size:11px;}.cs{color:#6366f1;font-weight:900;font-size:13px;}

.cmp-dg{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px;animation:cmpUp 1s .4s ease-out both;}
.cmp-d{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:16px;transition:all .3s;position:relative;overflow:hidden;box-shadow:var(--shadow-sm);}
.cmp-d:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--border-hover);}
.cmp-d::after{content:'';position:absolute;top:0;left:0;right:0;height:3px;}
.cmp-d:nth-child(1)::after{background:linear-gradient(90deg,#6366f1,#a78bfa);}
.cmp-d:nth-child(2)::after{background:linear-gradient(90deg,#e11d48,#f97316);}
.cmp-d:nth-child(3)::after{background:linear-gradient(90deg,#0d9488,#06b6d4);}
.cmp-d:nth-child(4)::after{background:linear-gradient(90deg,#2563eb,#818cf8);}
.cmp-di{font-size:24px;margin-bottom:5px;}.cmp-dt{font-size:13px;font-weight:800;color:var(--text);margin-bottom:4px;}
.cmp-dd{font-size:9.5px;color:var(--text-muted);line-height:1.55;}
.cmp-dv{display:inline-block;background:var(--rose-bg);color:var(--rose);font-size:8.5px;font-weight:700;padding:2px 7px;border-radius:4px;margin-top:5px;}

.cmp-atk{animation:cmpUp 1.1s .6s ease-out both;margin-bottom:16px;}
.cmp-atk-title{font-size:13px;font-weight:800;color:var(--text);margin-bottom:10px;}
.cmp-ai{margin-bottom:8px;}.cmp-al{display:flex;justify-content:space-between;align-items:center;margin-bottom:3px;}
.cmp-an{font-size:10px;font-weight:600;color:var(--text-sec);}.cmp-aw{font-size:9px;color:var(--teal);font-weight:600;}
.cmp-ab{height:7px;background:var(--surface-alt);border:1px solid var(--border);border-radius:4px;overflow:hidden;}
.cmp-af{height:100%;border-radius:3px;animation:cmpBar 1.8s ease-out;}

.cmp-slogan{background:linear-gradient(135deg,#f5f3ff,#ede9fe,#e0e7ff);border:2px solid #c7d2fe;border-radius:var(--radius);padding:22px;text-align:center;animation:cmpGlow 3s ease-in-out infinite;}
.cmp-sm{font-family:var(--font-display);font-size:15px;font-weight:900;color:#4338ca;margin-bottom:6px;}
.cmp-ss{font-size:10.5px;color:#6366f1;line-height:1.8;}.cmp-ss b{color:#0d9488;}

@media(max-width:640px){
  .app-wrapper{padding:12px 12px 32px;}.header{padding:24px 0 18px;}.header-title{font-size:32px;}
  .nav{flex-wrap:wrap;position:static;}.nav-item{font-size:11px;padding:10px 6px;}
  .card{padding:20px 16px;}.card-desc{padding-left:0;margin-top:8px;}
  textarea{min-height:160px;font-size:13px;padding:14px 16px 28px;}.btn{padding:10px 16px;font-size:12px;}
  .cmp-stats{grid-template-columns:repeat(2,1fr);}.cmp-dg{grid-template-columns:1fr;}
  .cmp-stat-num{font-size:20px;}.cmp-hero-title{font-size:18px;}
}
</style>
</head>
<body>
<div class="bg-pattern"></div>
<div class="app-wrapper">

<header class="header">
  <div class="header-eyebrow">AI Text Detector</div>
  <h1 class="header-title"><span class="gradient-text">TeXray</span></h1>
  <p class="header-sub"><b>5축+Perplexity+Humanizer탐지+모델추정</b> · <b>품질 측정</b> · <b>LLM 교차검증</b> · <b>표절 검사</b></p>
  <div class="pill-row">
    <span class="pill" style="background:linear-gradient(135deg,rgba(239,68,68,0.08),rgba(249,115,22,0.08));border-color:rgba(239,68,68,0.25);color:#dc2626;font-weight:700;">🔥 v5.1</span>
    <span class="pill">Perplexity 확률</span><span class="pill">Humanizer 탐지</span>
    <span class="pill">모델 추정</span><span class="pill">LLM 3중 검증</span><span class="pill">PDF·DOCX·HWP</span>
  </div>
</header>

<nav class="nav">
  <div class="nav-item active" data-tab="compare" onclick="switchTab('compare')"><span class="nav-icon">⚖️</span><span>서비스 비교</span></div>
  <div class="nav-item" data-tab="detect" onclick="switchTab('detect')"><span class="nav-icon">🔍</span><span>생성 AI 여부 판별</span></div>
  <div class="nav-item" data-tab="highlight" onclick="switchTab('highlight')"><span class="nav-icon">📊</span><span>구간별 분석</span></div>
  <div class="nav-item" data-tab="plagiarism" onclick="switchTab('plagiarism')"><span class="nav-icon">📋</span><span>표절 검사</span></div>
</nav>

<!-- 서비스 비교 -->
<div class="panel active" id="panel-compare">
  <div class="cmp-hero">
    <div class="cmp-hero-title">🇰🇷 한국어 AI 판별 No.1</div>
    <div class="cmp-hero-sub">카피킬러 · GPTZero · Turnitin · JustDone · Originality.ai 등<br>글로벌 8개 경쟁 서비스 정밀 분석 후 설계된 차세대 판별기</div>
    <div class="cmp-hero-badge">🔬 v5.1 — 3대 킬러 기능 탑재</div>
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    <div class="cmp-stat"><div class="cmp-stat-num">100%</div><div class="cmp-stat-label">테스트 정확도<br>(11/11 샘플)</div></div>
    <div class="cmp-stat"><div class="cmp-stat-num">무료</div><div class="cmp-stat-label">완전 무료<br>(횟수 무제한)</div></div>
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      <th>기능</th><th class="co">🔎 TeXray v5.1</th><th>📋 카피킬러</th><th>🅹 JustDone</th><th>🔍 GPTZero</th><th>🅾 Originality</th><th>🅃 Turnitin</th>
    </tr></thead><tbody>
      <tr><td>🎯 한국어 형태소</td><td><span class="cs">★ 전용</span></td><td><span class="ck">✓</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="cp">△</span></td></tr>
      <tr><td>📊 탐지 축 수</td><td><span class="cs">8축</span></td><td>1~2</td><td>1</td><td>2</td><td>1</td><td>1</td></tr>
      <tr><td>🧠 Perplexity 분석</td><td><span class="ck">✓</span> 4중</td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="ck">✓</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td></tr>
      <tr><td>🛡️ Humanizer 탐지</td><td><span class="ck">✓</span> 6시그널</td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="ck">✓</span></td><td><span class="ck">✓</span></td></tr>
      <tr><td>🎯 AI 모델 추정</td><td><span class="cs">★ 4모델</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="cp">△</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td></tr>
      <tr><td>🤖 LLM 교차검증</td><td><span class="cs">★ 3모델</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td></tr>
      <tr><td>📝 근거 투명 공개</td><td><span class="cs">★ 8축별</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="cp">△</span></td><td><span class="cp">△</span></td><td><span class="cx">✗</span></td></tr>
      <tr><td>🎨 문장별 하이라이트</td><td><span class="ck">✓</span> 5단계</td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="ck">✓</span></td><td><span class="ck">✓</span></td><td><span class="ck">✓</span></td></tr>
      <tr><td>📄 HWP/HWPX</td><td><span class="ck">✓</span></td><td><span class="ck">✓</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td></tr>
      <tr><td>📝 글 품질 측정</td><td><span class="ck">✓</span> 6항목</td><td><span class="cx">✗</span></td><td><span class="cp">△</span></td><td><span class="cx">✗</span></td><td><span class="ck">✓</span></td><td><span class="cx">✗</span></td></tr>
      <tr><td>🔍 표절 검사</td><td><span class="ck">✓</span> 5소스</td><td><span class="ck">✓</span> DB</td><td><span class="ck">✓</span></td><td><span class="cx">✗</span></td><td><span class="cx">✗</span></td><td><span class="ck">✓</span></td></tr>
      <tr><td>💰 가격</td><td><b style="color:#16a34a">완전 무료</b></td><td style="color:var(--text-muted)">9,900원/건</td><td style="color:var(--text-muted)">$7.99~/월</td><td style="color:var(--text-muted)">$8.33~/월</td><td style="color:var(--text-muted)">$14.95/월</td><td style="color:var(--text-muted)">기관 전용</td></tr>
      <tr><td>🎯 대상 모델</td><td><b style="color:#6366f1">전 AI 모델</b></td><td style="color:#dc2626">GPT만</td><td>범용</td><td>범용</td><td>범용</td><td>범용</td></tr>
      <tr><td>⚠️ 핵심 약점</td><td style="font-size:8px;color:#6366f1">규칙 기반<br>(ML 미적용)</td><td style="font-size:8px;color:#dc2626">GPT만·89%불만</td><td style="font-size:8px;color:#dc2626">30%+편차</td><td style="font-size:8px;color:#dc2626">혼합41%</td><td style="font-size:8px;color:#dc2626">$14.95/월</td><td style="font-size:8px;color:#dc2626">기관만</td></tr>
    </tbody></table>
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  <div class="cmp-dg">
    <div class="cmp-d"><div class="cmp-di">🧠</div><div class="cmp-dt">Perplexity 확률 분석</div><div class="cmp-dd">GPTZero 핵심 기술을 한국어 특화. 문자 엔트로피 + Burstiness + TTR편차 + 종결엔트로피 4중 분석</div><div class="cmp-dv">vs GPTZero: 한국어 형태소 기반 → 더 정확</div></div>
    <div class="cmp-d"><div class="cmp-di">🛡️</div><div class="cmp-dt">Humanizer/Bypasser 탐지</div><div class="cmp-dd">QuillBot 등 패러프레이즈 도구로 수정된 AI 글의 잔존 흔적 6가지 시그널로 탐지</div><div class="cmp-dv">vs Turnitin: 한국어 최초 Humanizer 탐지</div></div>
    <div class="cmp-d"><div class="cmp-di">🎯</div><div class="cmp-dt">AI 모델 추정 (업계 유일)</div><div class="cmp-dd">GPT·Claude·Gemini·Perplexity 4모델 고유 지문을 복합 증거로 분석</div><div class="cmp-dv">vs 전 경쟁사: 모델 추정 기능 없음</div></div>
    <div class="cmp-d"><div class="cmp-di">🤖</div><div class="cmp-dt">LLM 3중 교차검증 (업계 유일)</div><div class="cmp-dd">GPT-OSS-120B · Qwen3-32B · Kimi-K2 — 3개 독립 AI 직접 판독 + 다수결 투표</div><div class="cmp-dv">vs 전 경쟁사: LLM 교차검증 미보유</div></div>
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  <div class="cmp-atk">
    <div class="cmp-atk-title">⚔️ 경쟁사 취약점 vs 우리의 강점</div>
    <div class="cmp-ai"><div class="cmp-al"><span class="cmp-an">📋 카피킬러 — GPT만 탐지, 89% 불만율</span><span class="cmp-aw">→ 전 AI 모델 + 8축 투명 근거</span></div><div class="cmp-ab"><div class="cmp-af" style="width:92%;background:linear-gradient(90deg,#6366f1,#a78bfa)"></div></div></div>
    <div class="cmp-ai"><div class="cmp-al"><span class="cmp-an">🅹 JustDone — 동일 텍스트 30%+ 점수 편차</span><span class="cmp-aw">→ 결정론적 점수 보장</span></div><div class="cmp-ab"><div class="cmp-af" style="width:95%;background:linear-gradient(90deg,#e11d48,#f97316)"></div></div></div>
    <div class="cmp-ai"><div class="cmp-al"><span class="cmp-an">🔍 GPTZero — 혼합텍스트 41%, 편집AI 35%</span><span class="cmp-aw">→ Humanizer 탐지 + 섹션 분리</span></div><div class="cmp-ab"><div class="cmp-af" style="width:88%;background:linear-gradient(90deg,#0d9488,#06b6d4)"></div></div></div>
    <div class="cmp-ai"><div class="cmp-al"><span class="cmp-an">🅃 Turnitin — 기관 전용, 학생 사전검사 불가</span><span class="cmp-aw">→ 누구나 무료 즉시 사용</span></div><div class="cmp-ab"><div class="cmp-af" style="width:90%;background:linear-gradient(90deg,#2563eb,#818cf8)"></div></div></div>
    <div class="cmp-ai"><div class="cmp-al"><span class="cmp-an">🅾 Originality — $14.95/월, 비영어 취약</span><span class="cmp-aw">→ 완전 무료 + 한국어 전문</span></div><div class="cmp-ab"><div class="cmp-af" style="width:94%;background:linear-gradient(90deg,#7c3aed,#ec4899)"></div></div></div>
  </div>
  <div class="cmp-slogan">
    <div class="cmp-sm">🇰🇷 한국어 AI 글을 가장 정확하게, 가장 투명하게, 완전 무료로</div>
    <div class="cmp-ss">vs 카피킬러: "GPT만이 아닌, <b>모든 AI</b>를 탐지합니다" · vs GPTZero: "한국어 <b>형태소 분석</b>으로 더 정확합니다"<br>vs Turnitin: "누구나, <b>무료</b>로, 지금 바로" · vs JustDone: "항상 <b>동일한 결과</b>를 보장합니다"</div>
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async function runDetect(){const t=document.getElementById('input-detect').value;if(!t||t.length<50){alert('최소 50자 이상 입력해주세요.');return;}const b=document.getElementById('btn-detect');b.disabled=true;document.getElementById('result-detect').innerHTML='';document.getElementById('log-detect').textContent='';sw('loader-detect');try{const d=await gc('/run_detection',[t]);hw('loader-detect');document.getElementById('result-detect').innerHTML=d[0]||'';document.getElementById('log-detect').textContent=d[1]||'';}catch(e){hw('loader-detect');showError(document.getElementById('result-detect'),e.message);}b.disabled=false;}
async function runHighlight(){const t=document.getElementById('input-highlight').value;if(!t||t.length<30){alert('텍스트를 입력해주세요.');return;}const b=document.getElementById('btn-highlight');b.disabled=true;sw('loader-highlight');try{const d=await gc('/run_highlight',[t]);hw('loader-highlight');document.getElementById('result-highlight').innerHTML=d[0]||'';}catch(e){hw('loader-highlight');showError(document.getElementById('result-highlight'),e.message);}b.disabled=false;}
async function runPlagiarism(){const t=document.getElementById('input-plagiarism').value;if(!t||t.length<50){alert('최소 50자 이상 입력해주세요.');return;}const b=document.getElementById('btn-plagiarism');b.disabled=true;document.getElementById('result-plagiarism-area').style.display='none';sw('loader-plagiarism');try{const d=await gc('/run_plagiarism',[t]);hw('loader-plagiarism');document.getElementById('result-plagiarism-area').style.display='block';document.getElementById('result-plagiarism').innerHTML=d[0]||'';document.getElementById('result-plagiarism-log').textContent=d[1]||'';}catch(e){hw('loader-plagiarism');document.getElementById('result-plagiarism-area').style.display='block';showError(document.getElementById('result-plagiarism'),e.message);}b.disabled=false;}

document.addEventListener('keydown',e=>{if(e.ctrlKey&&e.key==='Enter'){const a=document.querySelector('.panel.active');if(a){const btn=a.querySelector('.btn-primary');if(btn&&!btn.disabled)btn.click();}}});

async function uploadFileToGradio(file){const fd=new FormData();fd.append('files',file);const urls=[`${B}/gradio/gradio_api/upload`,`${B}/gradio/upload`,`${B}/gradio_api/upload`,`${B}/upload`];for(const u of urls){try{const r=await fetch(u,{method:'POST',body:fd});if(r.ok){const j=await r.json();return Array.isArray(j)?j[0]:j;}}catch{}}throw new Error('파일 업로드 실패');}
function makeFileData(p,n){return{path:p,meta:{_type:'gradio.FileData'},orig_name:n||'',mime_type:''};}

async function loadFile(input,tid,sid){const file=input.files&&input.files[0];if(!file)return;const fn=file.name,fs=Math.round(file.size/1024)+'KB';const se=document.getElementById(sid),ta=document.getElementById(tid);se.classList.add('active');se.querySelector('.fname').innerHTML=`<span class="file-loading"></span> ${fn} 추출 중...`;se.querySelector('.fsize').textContent=fs;try{const up=await uploadFileToGradio(file);const res=await gc('/extract_file_text',[makeFileData(up,fn)]);const text=res[0]||'';if(text.startsWith('⚠️')){se.querySelector('.fname').textContent='❌ '+text;se.querySelector('.fname').style.color='var(--rose)';return;}ta.value=text;ta.dispatchEvent(new Event('input'));se.querySelector('.fname').textContent='✅ '+fn;se.querySelector('.fname').style.color='var(--teal)';se.querySelector('.fsize').textContent=fs+' · '+text.length+'자';}catch(e){se.querySelector('.fname').textContent='❌ '+e.message;se.querySelector('.fname').style.color='var(--rose)';}input.value='';}
function clearInline(t,s){document.getElementById(s).classList.remove('active');document.getElementById(s).querySelector('.fname').style.color='';}

[{ta:'input-detect',fs:'fs-detect'},{ta:'input-highlight',fs:'fs-highlight'},{ta:'input-plagiarism',fs:'fs-plagiarism'}].forEach(({ta,fs})=>{const el=document.getElementById(ta);if(!el)return;el.addEventListener('dragover',e=>{e.preventDefault();el.style.borderColor='var(--accent)';el.style.background='rgba(99,102,241,0.03)';});el.addEventListener('dragleave',()=>{el.style.borderColor='';el.style.background='';});el.addEventListener('drop',e=>{e.preventDefault();el.style.borderColor='';el.style.background='';const f=e.dataTransfer.files&&e.dataTransfer.files[0];if(!f)return;if(!['pdf','docx','hwp','hwpx','txt','md','csv'].includes(f.name.split('.').pop().toLowerCase()))return;loadFile({files:[f],value:f.name},ta,fs);});});
</script>
</body>
</html>