/* ═══════════════════════════════════════════
   LIFESCRIPT-AI 디자인 시스템
═══════════════════════════════════════════ */
:root {
    --ink:       #181b2e;
    --ink-soft:  #2a2e44;
    --ivory:     #f7f2e7;
    --cream:     #fbf7ee;
    --paper:     #fdfaf2;
    --gold:      #b89968;
    --gold-soft: #d4b886;
    --gold-deep: #8c6f3f;
    --text:      #2a2a2a;
    --text-soft: #4a4540;
    --muted:     #756a5e;
    --line:      #ddd1b9;
    --line-soft: #ebe2ce;
    --danger:    #c0392b;
    --success:   #27ae60;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: "Noto Serif KR", "Cormorant Garamond", Georgia, serif;
    background: var(--paper);
    color: var(--text);
    line-height: 1.85;
    min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ── 공통 컨테이너 ── */
.wrap       { max-width: 780px; margin: 0 auto; padding: 0 1.5rem; }
.wrap-wide  { max-width: 980px; margin: 0 auto; padding: 0 1.5rem; }
.wrap-narrow{ max-width: 540px; margin: 0 auto; padding: 0 1.5rem; }

/* ── 버튼 ── */
.btn {
    display: inline-block;
    padding: .9rem 2.25rem;
    background: var(--ink);
    color: var(--ivory);
    font-family: "Noto Serif KR", serif;
    font-size: .92rem;
    font-weight: 500;
    letter-spacing: .08em;
    border: 1px solid var(--ink);
    box-shadow: inset 0 0 0 2px var(--gold-soft);
    cursor: pointer;
    transition: all .3s ease;
    text-align: center;
}
.btn:hover { background: var(--gold-deep); border-color: var(--gold-deep); transform: translateY(-1px); box-shadow: inset 0 0 0 2px var(--gold-soft), 0 10px 24px -8px rgba(140,111,63,.45); }
.btn-full { display: block; width: 100%; }
.btn-gold  { background: var(--gold); border-color: var(--gold); color: var(--ink); font-weight: 600; box-shadow: none; }
.btn-gold:hover { background: var(--gold-deep); border-color: var(--gold-deep); color: var(--ivory); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); box-shadow: none; }
.btn-ghost:hover { background: var(--ink); color: var(--ivory); border-color: var(--ink); }
.btn-sm { padding: .6rem 1.4rem; font-size: .82rem; }

/* ── 폼 ── */
.field { margin-bottom: 1.25rem; }
.label {
    display: block;
    font-size: .85rem;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: .45rem;
    letter-spacing: .02em;
}
.label .opt { font-weight: 400; color: var(--muted); font-size: .78rem; margin-left: .4rem; }
.input, .select, .textarea {
    width: 100%;
    padding: .85rem 1rem;
    background: var(--paper);
    border: 1px solid var(--line);
    font-family: "Noto Serif KR", serif;
    font-size: .95rem;
    color: var(--text);
    transition: border-color .25s, box-shadow .25s;
    appearance: none;
}
.input:focus, .select:focus, .textarea:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(184,153,104,.13);
}
.textarea { resize: vertical; min-height: 110px; line-height: 1.85; }
.hint { font-size: .83rem; color: var(--muted); margin-top: .35rem; line-height: 1.7; }
.field-error { font-size: .82rem; color: var(--danger); margin-top: .3rem; }

/* ── 카드 ── */
.card {
    background: var(--paper);
    border: 1px solid var(--line);
    padding: 2rem 1.75rem;
    position: relative;
}
.card-cornered::before, .card-cornered::after {
    content: "";
    position: absolute;
    width: 12px; height: 12px;
    border: 1px solid var(--gold);
    pointer-events: none;
}
.card-cornered::before { top: 8px; left: 8px; border-right: none; border-bottom: none; }
.card-cornered::after  { bottom: 8px; right: 8px; border-left: none; border-top: none; }

/* ── 알림 ── */
.flash { padding: .85rem 1.1rem; margin-bottom: 1.25rem; font-size: .9rem;  }
.flash-error   { background: #fdf0ef; border-color: var(--danger); color: var(--danger); }
.flash-success { background: #edfaf3; border-color: var(--success); color: #1e7a4a; }
.flash-info    { background: #f0f4fd; border-color: #3b6fd4; color: #2a4fa0; }

/* ── 구분선 ── */
.divider {
    display: flex; align-items: center; justify-content: center;
    color: var(--gold); font-size: .72rem; letter-spacing: .4em; margin: 1.5rem 0;
}
.divider::before, .divider::after {
    content: ""; width: 48px; height: 1px; margin: 0 1rem;
    background: linear-gradient(90deg, transparent, var(--gold) 40%, var(--gold) 60%, transparent);
}

/* ── 섹션 공통 ── */
.eyebrow {
    display: flex; align-items: center; justify-content: center; gap: .85rem;
    font-family: "Cormorant Garamond", serif; font-style: italic;
    font-size: .78rem; letter-spacing: .3em; color: var(--gold-deep); text-transform: uppercase;
    margin-bottom: 1.25rem;
}
.eyebrow::before, .eyebrow::after { content: ""; width: 28px; height: 1px; background: var(--gold); opacity: .6; }

/* ── 진행 단계 표시 ── */
.progress-bar { display: flex; gap: 0; margin-bottom: 2rem; }
.progress-step {
    flex: 1; height: 3px;
    background: var(--line);
    transition: background .3s;
}
.progress-step.done  { background: var(--gold); }
.progress-step.active{ background: var(--gold-deep); }

/* ── 네비게이션 ── */
.site-nav {
    background: var(--ink);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(184,153,104,.25);
}
.site-nav .logo {
    font-family: "Cormorant Garamond", serif;
    font-size: 1.1rem;
    font-style: italic;
    letter-spacing: .18em;
    color: var(--gold-soft);
}
.site-nav .logo span { font-style: normal; font-size: .7rem; letter-spacing: .25em; color: rgba(247,242,231,.45); display: block; margin-top: -4px; }
.nav-links { display: flex; gap: 1.5rem; align-items: center; }
.nav-links a { font-size: .8rem; letter-spacing: .08em; color: rgba(247,242,231,.65); transition: color .2s; }
.nav-links a:hover { color: var(--gold-soft); }

/* ── 언어 토글 (KO → EN) ── */
.ls-lang-dd { position: relative; display: inline-block; flex-shrink: 0; }
.ls-lang-dd { display: none !important; } /* 글로벌 토글 임시 숨김 — 복구하려면 이 줄만 삭제 */
.ls-lang-dd summary {
    list-style: none; cursor: pointer; user-select: none; -webkit-user-select: none;
    display: inline-flex; align-items: center; gap: .3rem;
    padding: .3rem .8rem;
    border: 1px solid rgba(212,184,134,.35); border-radius: 9999px;
    font-family: "Noto Serif KR", serif;
    font-size: .76rem; font-weight: 600; letter-spacing: .06em;
    color: var(--gold-soft); background: transparent;
    transition: background .2s, border-color .2s, color .2s;
}
.ls-lang-dd summary::-webkit-details-marker { display: none; }
.ls-lang-dd summary::marker { content: ""; }
.ls-lang-dd summary:hover { border-color: var(--gold-soft); color: var(--ivory); background: rgba(212,184,134,.10); }
.ls-lang-dd[open] summary { border-color: var(--gold-soft); color: var(--ivory); background: rgba(212,184,134,.14); }
.ls-lang-dd-arrow { font-size: .68em; transition: transform .2s; opacity: .75; }
.ls-lang-dd[open] .ls-lang-dd-arrow { transform: rotate(180deg); }
.ls-lang-dd-menu {
    position: absolute; top: calc(100% + .4rem); right: 0;
    min-width: 9.5rem; background: var(--paper);
    border: 1px solid var(--line); border-radius: 4px;
    box-shadow: 0 8px 24px -4px rgba(24,27,46,.25);
    padding: .3rem; z-index: 200; display: flex; flex-direction: column; gap: 1px;
}
.ls-lang-dd-menu a {
    display: flex; align-items: center; gap: .65rem;
    padding: .55rem .7rem; border-radius: 3px;
    color: var(--text); font-family: "Noto Serif KR", serif; font-size: .85rem;
    letter-spacing: 0; transition: background .15s, color .15s;
}
.ls-lang-dd-menu a:hover, .ls-lang-dd-menu a:focus { background: var(--cream); color: var(--gold-deep); outline: none; }
.ls-lang-dd-code { display: inline-block; min-width: 1.7em; font-weight: 700; color: var(--gold-deep); font-size: .78rem; letter-spacing: .04em; }
.ls-lang-dd-name { color: var(--text-soft); font-size: .85rem; }

/* 햄버거 버튼 (모바일) */
.nav-toggle {
    display: none;
    background: transparent; border: none; cursor: pointer;
    padding: .5rem; gap: 5px;
    flex-direction: column; justify-content: center;
}
.nav-toggle span {
    display: block; width: 22px; height: 2px;
    background: var(--ivory); transition: all .3s;
    border-radius: 1px;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 680px) {
    .nav-toggle { display: flex; }
    .nav-links {
        position: absolute; top: 100%; right: 0; left: 0;
        background: var(--ink);
        flex-direction: column !important;
        gap: 0 !important;
        padding: 0 !important;
        max-height: 0; overflow: hidden;
        transition: max-height .3s ease-out;
        border-top: 1px solid rgba(255,255,255,.1);
    }
    .nav-links.open { max-height: 400px; padding: 1rem 1.5rem !important; }
    .nav-links a {
        padding: .85rem 0; width: 100%;
        border-bottom: 1px solid rgba(255,255,255,.08);
        font-size: .92rem !important;
    }
    .nav-links a:last-child { border-bottom: none; }
    /* 언어 토글: 모바일 메뉴 안에서는 inline 으로 펼쳐 잘림 방지 */
    .nav-links .ls-lang-dd { width: 100%; padding: .85rem 0; }
    .nav-links .ls-lang-dd-menu { position: static; margin-top: .5rem; min-width: 0; width: 100%; box-shadow: none; }
    .nav-links .ls-lang-dd-menu a { padding: .6rem .7rem !important; width: auto; border-bottom: none !important; font-size: .9rem !important; }
}

/* ── 반응형 ── */
@media (max-width: 640px) {
    .wrap, .wrap-wide, .wrap-narrow { padding: 0 1.1rem; }
    .card { padding: 1.5rem 1.25rem; }
}