/* 책지(밝은 아이보리) 테마 — 라이트 전용(다크 없음, 사용자 선호). 종이 질감의 따뜻한 아이보리
   바탕에 잉크 그레이 텍스트, 절제된 accent. 이모지 대신 SVG 픽토그램 사용. */
:root {
  --paper: #f5f1e6;          /* 페이지 바탕 (아이보리) */
  --paper-2: #efe9da;        /* 살짝 진한 아이보리 */
  --surface: #fbf8f0;        /* 카드/패널 (거의 흰 아이보리) */
  --surface-raised: #ffffff;
  --border: #e3dcc9;
  --border-strong: #d4cbb2;
  --ink: #2b2721;            /* 본문 (짙은 갈색-그레이 잉크) */
  --ink-soft: #6b6152;
  --ink-faint: #9a9080;
  --accent: #8a6d3b;         /* 세피아 골드 */
  --accent-hover: #6f5730;
  --accent-soft: #efe4cd;
  --success: #4f7a3a;
  --danger: #a8432f;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(60, 50, 30, .06), 0 6px 20px rgba(60, 50, 30, .06);
  --serif: "Nanum Myeongjo", "Noto Serif KR", Georgia, serif;
  --sans: -apple-system, "Segoe UI", "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  line-height: 1.6;
  background-color: var(--paper);
  /* 은은한 종이 결 */
  background-image:
    radial-gradient(circle at 20% 15%, rgba(255,255,255,.5), transparent 40%),
    radial-gradient(circle at 80% 85%, rgba(214,203,178,.25), transparent 45%);
  background-attachment: fixed;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* ---- 상단바 ---- */
header.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.85rem 1.6rem;
  background: rgba(251, 248, 240, .8);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 20;
}
header.topbar .brand {
  font-family: var(--serif); font-weight: 700; font-size: 1.25rem; letter-spacing: .01em;
  color: var(--ink); display: inline-flex; align-items: center; gap: .5rem;
}
header.topbar .brand .icon { color: var(--accent); width: 1.15em; height: 1.15em; }
header.topbar nav { display: flex; align-items: center; gap: 1rem; font-size: .9rem; }
header.topbar nav a, header.topbar nav button {
  color: var(--ink-soft); display: inline-flex; align-items: center; gap: .35rem;
}

main { max-width: 1180px; margin: 0 auto; padding: 1.6rem; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem;
  margin-bottom: 1.4rem;
  box-shadow: var(--shadow);
}

h1 { font-family: var(--serif); font-size: 1.5rem; margin: 0 0 1rem; font-weight: 700; }
h2 { font-family: var(--serif); font-size: 1.15rem; margin: 0 0 .85rem; font-weight: 700; }
.icon { width: 1em; height: 1em; flex: none; vertical-align: -0.15em; }

/* ---- 폼 ---- */
textarea, select, input[type=text], input[type=password] {
  width: 100%; padding: 0.65rem 0.8rem;
  border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
  font-size: 0.95rem; font-family: inherit; background: var(--surface-raised); color: var(--ink);
}
textarea:focus, input:focus, select:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
textarea { min-height: 6rem; resize: vertical; }
label { display: block; font-size: 0.85rem; color: var(--ink-soft); margin-bottom: 0.35rem; }
.field { margin-bottom: 1rem; }

button, .btn {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.6rem 1.1rem; border: none; border-radius: var(--radius-sm);
  background: var(--accent); color: #fff; font-size: 0.92rem; font-family: inherit; cursor: pointer;
  transition: background .15s ease, transform .05s ease;
}
button:hover, .btn:hover { background: var(--accent-hover); }
button:active, .btn:active { transform: translateY(1px); }
button:disabled { background: var(--border-strong); color: var(--surface); cursor: not-allowed; }
.btn-secondary { background: var(--surface-raised); color: var(--ink); border: 1px solid var(--border-strong); }
.btn-secondary:hover { background: var(--paper-2); }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #8f351f; }
.btn-google { background: #fff; color: #3c3c3c; border: 1px solid var(--border-strong); }
.btn-google:hover { background: #f7f7f7; }
.btn-google .icon { color: #4285f4; }

/* ---- 로그인 ---- */
.login-wrap { max-width: 380px; margin: 4rem auto; }
.divider { display: flex; align-items: center; gap: .8rem; color: var(--ink-faint); font-size: .8rem; margin: 1.1rem 0; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }

/* ================= 온보딩 퍼널(랜딩) ================= */
.funnel { max-width: 860px; margin: 2.2rem auto; padding: 0 1.2rem; }
.funnel-head { text-align: center; margin-bottom: 1.8rem; }
.funnel-head .kicker { color: var(--accent); font-size: .82rem; letter-spacing: .16em; text-transform: uppercase; }
.funnel-head h1 { font-size: 2rem; margin: .4rem 0 .2rem; }
.funnel-head p { color: var(--ink-soft); margin: 0; }

.steps { position: relative; }
.step {
  opacity: 0; transform: translateY(14px);
  transition: opacity .45s ease, transform .45s ease;
  position: absolute; inset: 0; pointer-events: none;
}
.step.active { opacity: 1; transform: none; position: relative; pointer-events: auto; }

.step-progress { display: flex; justify-content: center; gap: .5rem; margin-bottom: 1.4rem; }
.step-progress .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--border-strong); transition: background .3s, transform .3s; }
.step-progress .dot.on { background: var(--accent); transform: scale(1.25); }

.step-title { text-align: center; font-family: var(--serif); font-size: 1.4rem; margin-bottom: 1.4rem; }

.choice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.choice-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 640px) { .choice-grid, .choice-grid.cols-4 { grid-template-columns: repeat(2, 1fr); } }

.choice {
  display: flex; flex-direction: column; align-items: center; gap: .6rem;
  padding: 1.5rem 1rem; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); cursor: pointer; text-align: center;
  transition: border-color .15s, box-shadow .15s, transform .08s, background .15s;
  box-shadow: var(--shadow);
}
.choice:hover { border-color: var(--accent); transform: translateY(-2px); }
.choice .icon { width: 2rem; height: 2rem; color: var(--accent); }
.choice .label { font-weight: 600; font-size: .98rem; }
.choice.selected { border-color: var(--accent); background: var(--accent-soft); }
.choice.not-ready { position: relative; }
.choice.not-ready::after {
  content: "준비중"; position: absolute; top: .5rem; right: .5rem;
  font-size: .62rem; color: var(--ink-faint); background: var(--paper-2);
  border: 1px solid var(--border); border-radius: 999px; padding: .05rem .4rem;
}
.custom-input { margin-top: 1rem; }
.funnel-nav { display: flex; justify-content: space-between; margin-top: 1.6rem; }

.funnel-cta { text-align: center; }
.funnel-cta .summary-chips { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; margin: 1rem 0 1.5rem; }
.chip { display: inline-flex; align-items: center; gap: .35rem; padding: .3rem .7rem; border-radius: 999px;
        background: var(--accent-soft); color: var(--accent-hover); font-size: .85rem; border: 1px solid var(--border); }

/* ================= 앱 홈(검색창 + 우측 패널) ================= */
.home-layout { display: grid; grid-template-columns: 1fr 340px; gap: 1.4rem; align-items: start; }
@media (max-width: 900px) { .home-layout { grid-template-columns: 1fr; } }

.hero { text-align: center; padding: 1.5rem 0 .5rem; }
.hero h1 { font-size: 1.8rem; }
.hero p { color: var(--ink-soft); margin-top: -.4rem; }

/* 검색창 느낌의 프롬프트 입력 */
.searchbar {
  background: var(--surface-raised); border: 1px solid var(--border-strong);
  border-radius: 16px; box-shadow: var(--shadow); padding: .9rem 1rem; transition: box-shadow .15s, border-color .15s;
}
.searchbar:focus-within { border-color: var(--accent); box-shadow: 0 4px 24px rgba(138,109,59,.14); }
.searchbar textarea {
  border: none; box-shadow: none; padding: .2rem .1rem; min-height: 3.2rem; resize: none;
  font-size: 1.05rem; background: transparent;
}
.searchbar textarea:focus { outline: none; }
.searchbar-actions { display: flex; align-items: center; justify-content: space-between; margin-top: .5rem; gap: .6rem; }
.searchbar-actions .left { display: flex; align-items: center; gap: .5rem; }

.icon-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .35rem;
  width: auto; padding: .45rem .7rem; border-radius: 999px;
  background: var(--paper-2); color: var(--ink-soft); border: 1px solid var(--border); cursor: pointer;
}
.icon-btn:hover { background: var(--accent-soft); color: var(--accent-hover); }
.icon-btn .icon { width: 1.15em; height: 1.15em; }

.opts { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: .8rem; }
.pill {
  display: inline-flex; align-items: center; gap: .35rem; padding: .35rem .7rem; border-radius: 999px;
  border: 1px solid var(--border-strong); background: var(--surface); font-size: .82rem; color: var(--ink-soft); cursor: pointer;
}
.pill input { display: none; }
.pill.selected { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-hover); }
.pill.disabled { opacity: .5; cursor: not-allowed; }

.uploads { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .6rem; }
.upload-chip { display: inline-flex; align-items: center; gap: .35rem; padding: .25rem .6rem; border-radius: 8px;
               background: var(--paper-2); border: 1px solid var(--border); font-size: .8rem; }
.upload-chip button { background: none; color: var(--ink-faint); padding: 0 .1rem; }

/* 우측 패널 갤러리 */
.side-panel .panel-section { margin-bottom: 1.4rem; }
.side-panel h2 { display: flex; align-items: center; gap: .4rem; font-size: 1rem; }
.gallery { display: flex; flex-direction: column; gap: .6rem; }
.doc-card {
  display: flex; align-items: center; gap: .7rem; padding: .7rem .8rem;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
  transition: border-color .15s, transform .08s; box-shadow: var(--shadow);
}
.doc-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.doc-card .ext { flex: none; width: 2.2rem; height: 2.2rem; display: grid; place-items: center;
                 border-radius: 6px; background: var(--accent-soft); color: var(--accent-hover); }
.doc-card .ext .icon { width: 1.25rem; height: 1.25rem; }
.doc-card .meta { min-width: 0; }
.doc-card .title { font-size: .88rem; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.doc-card .sub { font-size: .74rem; color: var(--ink-faint); text-transform: uppercase; letter-spacing: .05em; }

/* ---- 작업 리스트 / 상태 (기존 화면, 테마만 계승) ---- */
.job-list { display: flex; flex-direction: column; gap: 0.55rem; }
.job-row { display: flex; align-items: center; justify-content: space-between; padding: 0.65rem 0.8rem;
           border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); }
.job-row:hover { border-color: var(--accent); }
.job-row .prompt { font-size: 0.92rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 62%; }
.job-row .meta { font-size: 0.8rem; color: var(--ink-faint); display: inline-flex; gap: .5rem; align-items: center; }

.status-badge { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.2rem 0.6rem; border-radius: 999px;
                font-size: 0.78rem; background: var(--paper-2); color: var(--ink-soft); border: 1px solid var(--border); }
.status-badge.completed { color: var(--success); border-color: #c3dbb3; background: #eef5e8; }
.status-badge.failed, .status-badge.cancelled { color: var(--danger); border-color: #e6c3b8; background: #f8ede9; }

.board { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1rem; }
.board-row { display: flex; align-items: center; gap: 0.6rem; padding: 0.6rem 0.75rem; border: 1px solid var(--border);
             border-radius: var(--radius-sm); font-size: 0.92rem; background: var(--surface); }
.board-row .tool-name { font-weight: 600; width: 4.5rem; flex: none; }
.board-row.researcher { background: var(--accent-soft); border-color: var(--border-strong); }
.board-row .icon { color: var(--ink-soft); }
.board-row.state-done .icon, .board-row.state-check .icon { color: var(--success); }
.board-row.state-failed .icon, .board-row.state-cross .icon { color: var(--danger); }

.summary { white-space: pre-wrap; font-size: 0.95rem; }
.downloads { display: flex; gap: 0.6rem; margin-top: 0.75rem; flex-wrap: wrap; }
.error-box { color: var(--danger); background: #f8ede9; border: 1px solid #e6c3b8; border-radius: var(--radius-sm); padding: 0.75rem; }
.report-preview { width: 100%; height: 70vh; border: 1px solid var(--border); border-radius: var(--radius-sm); margin-top: 0.75rem; background:#fff; }
.hint { font-size: 0.82rem; color: var(--ink-faint); }

.format-options { display: flex; gap: 1rem; flex-wrap: wrap; }
.format-options label { display: flex; align-items: center; gap: 0.4rem; color: var(--ink); font-size: 0.95rem; }

/* ---- 쿠키 동의 ---- */
.cookie-banner {
  position: fixed; left: 1rem; right: 1rem; bottom: 1rem; max-width: 720px; margin: 0 auto;
  background: var(--ink); color: #f3ecd9; border-radius: var(--radius); padding: 1rem 1.2rem;
  display: flex; align-items: center; gap: 1rem; box-shadow: 0 10px 40px rgba(0,0,0,.25); z-index: 60;
  font-size: .88rem;
}
.cookie-banner .grow { flex: 1; }
.cookie-banner button { padding: .45rem .9rem; }
.cookie-banner .btn-ghost { background: transparent; color: #d8cfb8; border: 1px solid #6b6152; }
.hidden { display: none !important; }