/* ── PENNYPAGE 업종별 광고 랜딩 (/industry/*) ──
   톤: /commerce/ · /local/ 다크 럭셔리 계승
   2026-08-05 */

:root {
  --ink:      #0b0a09;
  --ink-2:    #121010;
  --ink-3:    #181514;
  --copper:   #c98a4b;
  --copper-lt:#e0a96a;
  --gold:     #d9b27a;
  --gold-deep:#9c6b38;
  --paper:      #f3ede2;
  --paper-dim:  #b9b2a4;
  --paper-mute: #80796c;
  --line:      rgba(217,178,122,0.16);

  --f-display: 'Cinzel', 'Noto Serif KR', serif;
  --f-serif:   'Noto Serif KR', serif;
  --f-body:    'Pretendard Variable', 'Pretendard', sans-serif;
  --f-mono:    'Space Mono', ui-monospace, monospace;

  --wrap: 1140px;
  --r: 4px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  letter-spacing: -0.01em;
  overflow-x: hidden;
  padding-bottom: 0;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { width: min(100% - 44px, var(--wrap)); margin-inline: auto; }

.grain {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  opacity: 0.032; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ── 헤더 ── */
.masthead {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 14px;
  padding: 16px clamp(22px, 4vw, 44px);
  background: rgba(11,10,9,0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.mast-brand { font-family: var(--f-display); font-size: 1.02rem; font-weight: 700; letter-spacing: 0.14em; }
.mast-div { width: 1px; height: 15px; background: var(--line); }
.mast-label {
  font-family: var(--f-mono); font-size: 0.62rem;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--paper-mute);
}
.mast-cta {
  margin-left: auto; font-size: 0.82rem; font-weight: 600;
  padding: 9px 20px; border: 1px solid var(--gold-deep);
  border-radius: var(--r); color: var(--gold);
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
}
.mast-cta:hover { background: var(--copper); color: var(--ink); border-color: var(--copper); }

/* ── 히어로 ── */
.hero {
  position: relative; z-index: 2;
  padding: clamp(64px, 10vw, 116px) 0 clamp(48px, 6vw, 76px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(ellipse 70% 90% at 78% 8%, rgba(201,138,75,0.13), transparent 62%),
    radial-gradient(ellipse 60% 70% at 8% 92%, rgba(156,107,56,0.09), transparent 60%);
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px; margin: 0 0 24px;
  font-family: var(--f-mono); font-size: 0.63rem;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold);
}
.eyebrow .dot {
  width: 5px; height: 5px; border-radius: 50%; background: var(--copper-lt);
  box-shadow: 0 0 0 3px rgba(201,138,75,0.16);
}
.hero h1 {
  font-family: var(--f-display);
  font-size: clamp(2rem, 5.2vw, 3.5rem);
  font-weight: 600; line-height: 1.26; letter-spacing: -0.02em;
  margin: 0 0 22px;
}
.hero h1 em {
  font-style: normal; color: var(--gold);
  border-bottom: 2px solid rgba(201,138,75,0.34);
}
.hero-sub {
  max-width: 52ch; margin: 0 0 34px;
  font-family: var(--f-serif); font-size: clamp(1rem, 1.9vw, 1.14rem);
  color: var(--paper-dim); line-height: 1.9;
}

/* 약속 3종 — 결론 먼저 */
.promise {
  display: grid; gap: 18px; margin: 0 0 34px; padding: 26px 0;
  grid-template-columns: repeat(auto-fit, minmax(168px, 1fr));
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.promise dt {
  font-family: var(--f-mono); font-size: 0.6rem;
  letter-spacing: 0.17em; text-transform: uppercase;
  color: var(--paper-mute); margin-bottom: 8px;
}
.promise dd { margin: 0; font-size: 1.02rem; color: var(--paper-dim); }
.promise dd b { color: var(--gold); font-size: 1.22rem; font-weight: 700; }

.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 14px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 30px; border-radius: var(--r);
  font-size: 0.94rem; font-weight: 600; border: 1px solid transparent;
  transition: transform 0.4s var(--ease), background 0.4s var(--ease), color 0.4s var(--ease);
}
.btn-primary { background: var(--copper); color: var(--ink); }
.btn-primary:hover { background: var(--copper-lt); transform: translateY(-2px); }
.btn-ghost { border-color: var(--line); color: var(--paper-dim); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.hero-note { margin: 0; font-size: 0.83rem; color: var(--paper-mute); }

/* ── 섹션 공통 ── */
.sec {
  position: relative; z-index: 2;
  padding: clamp(58px, 8vw, 100px) 0;
  border-bottom: 1px solid var(--line);
}
.sec-alt { background: var(--ink-2); }
.sec-tag {
  font-family: var(--f-mono); font-size: 0.61rem;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin: 0 0 16px;
}
.sec-title {
  font-family: var(--f-display);
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  font-weight: 600; line-height: 1.34; letter-spacing: -0.015em; margin: 0 0 26px;
}
.sec-lede {
  max-width: 58ch; margin: 0 0 8px;
  font-family: var(--f-serif); font-size: 1.02rem;
  color: var(--paper-dim); line-height: 1.9;
}

/* ── 문제 인식 ── */
.pain { list-style: none; margin: 0 0 20px; padding: 0; display: grid; gap: 2px; }
.pain li {
  position: relative; padding: 20px 0 20px 34px;
  border-top: 1px solid var(--line);
  font-family: var(--f-serif); font-size: 1.04rem; color: var(--paper);
}
.pain li:last-child { border-bottom: 1px solid var(--line); }
.pain li::before {
  content: '—'; position: absolute; left: 0; top: 20px;
  color: var(--gold-deep); font-family: var(--f-mono);
}
.pain-cap { margin: 0; font-size: 0.9rem; color: var(--paper-mute); }

/* ── 워크플로우 스텝 ── */
.steps {
  display: grid; gap: clamp(38px, 6vw, 76px);
  margin: clamp(34px, 5vw, 56px) 0 clamp(38px, 5vw, 60px);
}
.step {
  width: min(100% - 44px, var(--wrap)); margin-inline: auto;
  display: grid; gap: clamp(22px, 3.5vw, 46px); align-items: center;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
}
.step.flip .step-media { order: 2; }
.step-media {
  border: 1px solid var(--line); border-radius: var(--r);
  overflow: hidden; background: var(--ink-3);
}
.step-media img {
  width: 100%; height: auto; aspect-ratio: 16/9; object-fit: cover;
  transition: transform 0.9s var(--ease);
}
.step:hover .step-media img { transform: scale(1.03); }
.step-tag {
  display: inline-block; margin-bottom: 12px;
  font-family: var(--f-mono); font-size: 0.62rem;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold-deep);
}
.step-body h3 {
  font-family: var(--f-display); font-size: clamp(1.24rem, 2.4vw, 1.62rem);
  font-weight: 600; margin: 0 0 14px; color: var(--paper);
}
.step-body > p {
  margin: 0 0 18px; font-size: 0.96rem;
  color: var(--paper-dim); line-height: 1.88;
}
.step-detail { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.step-detail li {
  position: relative; padding-left: 20px;
  font-size: 0.88rem; color: var(--paper-mute);
}
.step-detail li::before {
  content: ''; position: absolute; left: 0; top: 10px;
  width: 9px; height: 1px; background: var(--gold-deep);
}

/* 중간 CTA */
.mid-cta {
  display: flex; flex-wrap: wrap; gap: 16px 22px;
  align-items: center; justify-content: space-between;
  padding: 28px 30px;
  border: 1px solid var(--line); border-radius: var(--r);
  background: linear-gradient(135deg, rgba(201,138,75,0.09), transparent 62%), var(--ink-3);
}
.mid-cta p {
  margin: 0; font-family: var(--f-serif);
  font-size: 1.04rem; color: var(--paper);
}

/* ── 가격 비교 ── */
.cmp {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(272px, 1fr));
  margin-bottom: 20px;
}
.cmp-col {
  padding: 30px 26px;
  border: 1px solid var(--line); border-radius: var(--r);
  background: rgba(11,10,9,0.5);
}
.cmp-col h3 {
  font-family: var(--f-serif); font-size: 1.08rem; font-weight: 600;
  margin: 0 0 18px; padding-bottom: 14px;
  border-bottom: 1px solid var(--line); color: var(--paper-mute);
}
.cmp-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.cmp-col li { font-size: 0.93rem; color: var(--paper-dim); }
.cmp-col li b { color: var(--paper); }
.cmp-own { border-color: rgba(217,178,122,0.42); background: linear-gradient(160deg, rgba(201,138,75,0.08), transparent 60%), var(--ink-3); }
.cmp-own h3 { color: var(--gold); }
.cmp-own li b { color: var(--gold); }
.cmp-note { margin: 0; font-size: 0.8rem; color: var(--paper-mute); line-height: 1.8; }

/* ── 실적 ── */
.works {
  display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: var(--r); overflow: hidden;
}
.wk {
  display: flex; align-items: center; gap: 16px;
  padding: 22px 26px; background: var(--ink);
  transition: background 0.4s var(--ease);
}
.wk:hover { background: var(--ink-3); }
.wk-name { font-family: var(--f-serif); font-size: 1.03rem; font-weight: 600; min-width: 168px; }
.wk-field { font-family: var(--f-mono); font-size: 0.72rem; color: var(--paper-mute); flex: 1; }
.wk-go { color: var(--gold-deep); transition: transform 0.4s var(--ease), color 0.4s var(--ease); }
.wk:hover .wk-go { color: var(--gold); transform: translateX(4px); }
.works-cap { margin: 20px 0 0; font-size: 0.85rem; color: var(--paper-mute); }
.works-cap a { color: var(--gold); border-bottom: 1px solid rgba(217,178,122,0.3); }

/* ── FAQ ── */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none; position: relative;
  padding: 22px 40px 22px 0;
  font-family: var(--f-serif); font-size: 1rem; font-weight: 500; color: var(--paper);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+'; position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  font-family: var(--f-mono); font-size: 1.1rem; color: var(--gold-deep);
}
.faq details[open] summary::after { content: '−'; }
.fa { padding: 0 0 24px; font-size: 0.93rem; color: var(--paper-dim); line-height: 1.85; max-width: 68ch; }

/* ── 상담 폼 ── */
.sec-consult {
  background: radial-gradient(ellipse 62% 80% at 50% 0%, rgba(201,138,75,0.11), transparent 64%), var(--ink-2);
  border-bottom: none;
}
.lead-card {
  max-width: 520px; padding: 38px 32px 32px;
  background: var(--ink); border: 1px solid var(--line); border-radius: var(--r);
}
.lc-tag {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 16px;
  font-family: var(--f-mono); font-size: 0.61rem;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--gold);
}
.lc-tag .d { width: 5px; height: 5px; border-radius: 50%; background: var(--copper-lt); }
.lead-card h3 { font-family: var(--f-display); font-size: 1.34rem; font-weight: 600; margin: 0 0 8px; }
.lc-sub { margin: 0 0 24px; font-size: 0.87rem; color: var(--paper-mute); }
#lc-phone {
  width: 100%; padding: 15px 17px;
  background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r);
  color: var(--paper); font-family: var(--f-mono); font-size: 1rem; letter-spacing: 0.04em;
  transition: border-color 0.35s var(--ease);
}
#lc-phone::placeholder { color: #5d564c; }
#lc-phone:focus { outline: none; border-color: var(--copper); }
#lc-phone.err { border-color: #c96a5a; }
.lc-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 20px; }
.lc-chip {
  cursor: pointer; user-select: none; padding: 8px 15px;
  border: 1px solid var(--line); border-radius: 100px;
  font-size: 0.81rem; color: var(--paper-dim);
  transition: all 0.32s var(--ease);
}
.lc-chip:hover { border-color: var(--gold-deep); color: var(--paper); }
.lc-chip.on { background: rgba(201,138,75,0.14); border-color: var(--copper); color: var(--gold); }
.lc-agree {
  display: flex; gap: 9px; align-items: flex-start;
  font-size: 0.76rem; color: var(--paper-mute); line-height: 1.6;
  margin-bottom: 22px; cursor: pointer;
}
.lc-agree input { margin-top: 3px; accent-color: var(--copper); flex-shrink: 0; }
.lc-hp { position: absolute; left: -9999px; opacity: 0; }
.lc-submit {
  width: 100%; padding: 16px;
  background: var(--copper); color: var(--ink);
  border: none; border-radius: var(--r);
  font-family: var(--f-body); font-size: 0.97rem; font-weight: 700; cursor: pointer;
  transition: background 0.4s var(--ease);
}
.lc-submit:hover:not(:disabled) { background: var(--copper-lt); }
.lc-submit:disabled { opacity: 0.55; cursor: default; }
.lc-foot { margin: 16px 0 0; font-size: 0.76rem; color: var(--paper-mute); text-align: center; }

/* ── 푸터 ── */
footer {
  position: relative; z-index: 2;
  padding: clamp(46px, 6vw, 68px) 0 34px;
  background: var(--ink); border-top: 1px solid var(--line);
}
.foot-top {
  display: grid; gap: 34px;
  grid-template-columns: repeat(auto-fit, minmax(215px, 1fr));
  padding-bottom: 30px;
}
.fb { font-family: var(--f-display); font-size: 1.02rem; font-weight: 700; letter-spacing: 0.14em; margin-bottom: 12px; }
.foot-brand p { margin: 0; font-size: 0.84rem; color: var(--paper-mute); line-height: 1.75; }
.foot-links { display: flex; flex-direction: column; gap: 9px; }
.foot-links a { font-size: 0.86rem; color: var(--paper-dim); transition: color 0.3s var(--ease); }
.foot-links a:hover { color: var(--gold); }
.foot-addr { display: flex; flex-direction: column; gap: 7px; }
.foot-addr span { font-size: 0.82rem; color: var(--paper-mute); }
.foot-bottom {
  display: flex; flex-wrap: wrap; gap: 12px;
  justify-content: space-between; align-items: center;
  padding-top: 22px; border-top: 1px solid var(--line);
  font-family: var(--f-mono); font-size: 0.67rem; color: var(--paper-mute); letter-spacing: 0.04em;
}
.credit b { color: var(--paper-dim); }

/* ── 모바일 하단 고정 CTA ── */
.sticky-cta {
  display: none;
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  padding: 15px 20px calc(15px + env(safe-area-inset-bottom, 0px));
  background: var(--copper); color: var(--ink);
  font-size: 0.94rem; font-weight: 700; text-align: center;
  box-shadow: 0 -8px 26px rgba(0,0,0,0.5);
}

/* ── 스크롤 리빌 (fail-open: JS가 붙일 때만 숨김) ── */
.rv { opacity: 0; transform: translateY(16px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.rv.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .rv { opacity: 1; transform: none; transition: none; }
  .step-media img { transition: none; }
}

/* ── 반응형 ── */
@media (max-width: 860px) {
  .step { grid-template-columns: 1fr; }
  .step.flip .step-media { order: 0; }
}
@media (max-width: 720px) {
  .wrap, .step { width: min(100% - 34px, var(--wrap)); }
  .mast-label { display: none; }
  .hero h1 { font-size: clamp(1.72rem, 7.6vw, 2.25rem); }
  .hero-cta .btn { flex: 1 1 100%; }
  .mid-cta { flex-direction: column; align-items: stretch; text-align: center; }
  .mid-cta .btn { width: 100%; }
  .wk { flex-wrap: wrap; gap: 6px 14px; padding: 20px; }
  .wk-name { min-width: 0; flex: 1 1 100%; }
  .lead-card { padding: 30px 22px 26px; }
  .foot-bottom { flex-direction: column; align-items: flex-start; }
  body { padding-bottom: 66px; }        /* 고정 CTA 자리 */
  .sticky-cta { display: block; }
}