/* ==========================================================================
   LG myCup B2B 사이트 — 공통 스타일
   톤앤매너: LG전자 공식 제품 페이지(lge.co.kr) 디자인 시스템 기준
   ========================================================================== */

:root{
  /* LG 공식 컬러 토큰 */
  --ink:#111111;
  --ink-2:#222222;
  --ink-muted:#666666;
  --ink-faint:#888888;
  --bg:#FFFFFF;
  --surface:#FFFFFF;
  --surface-2:#F3F5F7;     /* LG 섹션 그레이 */
  --surface-3:#F9FAFB;
  --line:#E5E8EB;
  --line-strong:#D5DAE0;

  --accent:#DA0F47;        /* LG 시그니처 크림슨 */
  --accent-dark:#B00A38;
  --accent-soft:#FDEBF0;
  --cta:#111111;
  --cta-ink:#FFFFFF;

  --seg-corp:#DA0F47;   --seg-corp-soft:#FDEBF0;
  --seg-gov:#5B4B9E;    --seg-gov-soft:#EDEAF6;
  --seg-univ:#1F7A4D;   --seg-univ-soft:#E3F1EA;
  --seg-school:#6B7F27; --seg-school-soft:#EDF1DD;
  --seg-hosp:#1B6E8C;   --seg-hosp-soft:#E1EEF3;
  --seg-sme:#B36A22;    --seg-sme-soft:#F7EADB;

  /* LG는 카드 20px / 버튼 12px */
  --radius-card:20px;
  --radius-btn:12px;
  --radius-sm:8px;
  --shadow: 0 1px 2px rgba(17,17,17,.04), 0 12px 28px -16px rgba(17,17,17,.16);
  --nav-h:72px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:"Pretendard Variable","Pretendard","맑은 고딕","malgun gothic",sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  letter-spacing:-0.3px;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4,p{ margin:0; }
.container{ max-width:1200px; margin:0 auto; padding:0 24px; }
@media (max-width:640px){ .container{ padding:0 20px; } }

.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:13px; font-weight:600; letter-spacing:-0.2px;
  color:var(--accent); background:var(--accent-soft);
  padding:6px 12px; border-radius:var(--radius-sm);
}
.section-head{ max-width:660px; margin-bottom:44px; }
.section-head h2{ font-size:clamp(24px,3.2vw,32px); font-weight:700; letter-spacing:-0.5px; margin:14px 0 12px; line-height:1.34; text-wrap:balance; }
.section-head p{ color:var(--ink-muted); font-size:16px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

section{ padding:96px 0; }
@media (max-width:760px){ section{ padding:64px 0; } }
.section-gray{ background:var(--surface-2); }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:15px 26px; border-radius:var(--radius-btn); font-weight:600; font-size:16px;
  letter-spacing:-0.3px;
  border:1px solid transparent; transition:background .15s ease, opacity .15s ease;
  white-space:nowrap;
}
.btn-primary{ background:var(--cta); color:var(--cta-ink); }
.btn-primary:hover{ background:#000; }
.btn-ghost{ background:#fff; color:var(--ink); border-color:var(--line-strong); }
.btn-ghost:hover{ background:var(--surface-2); }
.btn-accent{ background:var(--accent); color:#fff; }
.btn-accent:hover{ background:var(--accent-dark); }
.btn-sm{ padding:11px 18px; font-size:14px; }
.btn-block{ width:100%; }

/* ---------------- NAV ---------------- */
#nav{
  position:fixed; top:0; left:0; right:0; z-index:100;
  height:var(--nav-h);
  display:flex; align-items:center;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease, background .2s ease;
}
#nav.scrolled{ border-color:var(--line); background:rgba(255,255,255,.96); }
.nav-inner{ display:flex; align-items:center; justify-content:space-between; width:100%; gap:24px; }
.logo{ display:flex; align-items:center; gap:9px; }
.logo img{ height:22px; width:auto; }
.logo small{ font-size:12px; font-weight:600; color:var(--ink-faint); letter-spacing:-0.2px; padding-top:2px; }
.nav-links{ display:flex; align-items:center; gap:30px; }
.nav-links a{ font-size:15px; font-weight:500; color:var(--ink-2); position:relative; }
.nav-links a:hover, .nav-links a.active{ color:var(--accent); }
.nav-cta{ display:flex; align-items:center; gap:10px; }
.nav-seg-menu{ position:relative; }
.nav-seg-dropdown{
  position:absolute; top:calc(100% + 16px); left:50%; transform:translateX(-50%);
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-btn);
  box-shadow:var(--shadow); padding:8px; min-width:210px;
  opacity:0; visibility:hidden; translate:0 6px; transition:all .15s ease;
}
.nav-seg-menu:hover .nav-seg-dropdown{ opacity:1; visibility:visible; translate:0 0; }
.nav-seg-dropdown a{
  display:flex; align-items:center; gap:10px; padding:10px 12px; border-radius:var(--radius-sm); font-size:14px; color:var(--ink-2);
}
.nav-seg-dropdown a:hover{ background:var(--surface-2); color:var(--ink); }
.nav-seg-dropdown .soon{ margin-left:auto; font-size:11px; color:var(--ink-faint); }
.seg-dot{ width:8px; height:8px; border-radius:50%; flex:none; }

@media (max-width:900px){
  .nav-links{ display:none; }
}
@media (max-width:520px){
  .nav-cta .btn{ padding:11px 18px; font-size:14px; }
}

/* ---------------- HERO ---------------- */
.hero{ padding-top:calc(var(--nav-h) + 60px); padding-bottom:72px; }
.hero-grid{ display:grid; grid-template-columns:1fr 1.05fr; gap:56px; align-items:center; }
@media (max-width:960px){ .hero-grid{ grid-template-columns:1fr; } }
.hero-copy h1{ font-size:clamp(30px,4.2vw,46px); font-weight:700; letter-spacing:-1.2px; line-height:1.28; margin:18px 0 20px; text-wrap:balance; }
.hero-copy p.lead{ font-size:17px; color:var(--ink-muted); max-width:490px; margin-bottom:34px; }
.hero-actions{ display:flex; gap:10px; flex-wrap:wrap; }
.hero-media{ position:relative; border-radius:var(--radius-card); overflow:hidden; }
.hero-media img{ width:100%; height:100%; object-fit:cover; aspect-ratio:4/3; }
.hero-media .tag{
  position:absolute; left:16px; bottom:16px;
  background:rgba(255,255,255,.94); backdrop-filter:blur(6px);
  border-radius:var(--radius-sm); padding:9px 14px; font-size:13px; font-weight:600;
  display:flex; align-items:center; gap:8px; color:var(--ink);
}
.hero-stats{ display:flex; gap:32px; margin-top:40px; padding-top:30px; border-top:1px solid var(--line); }
.hero-stat b{ display:block; font-size:24px; font-weight:700; letter-spacing:-0.8px; }
.hero-stat span{ font-size:13px; color:var(--ink-faint); }

/* ---------------- PAIN POINTS ---------------- */
.pain-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
@media (max-width:860px){ .pain-grid{ grid-template-columns:1fr; } }
.pain-card{ background:#fff; border:1px solid var(--line); border-radius:var(--radius-card); padding:32px 28px; }
.pain-card .num{ font-size:13px; font-weight:700; color:var(--accent); letter-spacing:0; }
.pain-card h3{ font-size:19px; font-weight:700; margin:16px 0 10px; line-height:1.42; letter-spacing:-0.5px; }
.pain-card p{ font-size:14px; color:var(--ink-muted); }

/* ---------------- AS-IS / TO-BE ---------------- */
.shift-list{ display:flex; flex-direction:column; gap:12px; }
.shift-row{
  display:grid; grid-template-columns:1fr 40px 1fr; align-items:center; gap:16px;
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-card); padding:24px 28px;
}
@media (max-width:700px){ .shift-row{ grid-template-columns:1fr; } .shift-row .arrow{ transform:rotate(90deg); margin:0 auto;} }
.shift-row .tag-label{ font-size:11.5px; font-weight:700; color:var(--ink-faint); margin-bottom:7px; display:block; }
.shift-row .as-is p{ font-size:15px; color:var(--ink-muted); }
.shift-row .to-be .tag-label{ color:var(--accent); }
.shift-row .to-be p{ font-size:15px; font-weight:600; }
.shift-row .arrow{ color:var(--accent); font-size:20px; text-align:center; }

/* ---------------- SOLUTION / SPEC ---------------- */
.solution-video{
  position:relative; border-radius:var(--radius-card); overflow:hidden;
  background:var(--ink); margin-bottom:20px;
}
.solution-video video{ width:100%; display:block; aspect-ratio:16/9; object-fit:cover; }
.sound-toggle{
  position:absolute; right:16px; bottom:16px;
  width:42px; height:42px; border-radius:50%; border:0;
  background:rgba(17,17,17,.55); backdrop-filter:blur(6px); color:#fff;
  display:flex; align-items:center; justify-content:center; font-size:16px;
  transition:background .15s ease;
}
.sound-toggle:hover{ background:rgba(17,17,17,.78); }
.sound-toggle .ico-on{ display:none; }
.sound-toggle.on .ico-on{ display:inline; }
.sound-toggle.on .ico-off{ display:none; }

.spec-list{ display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
@media (max-width:900px){ .spec-list{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:520px){ .spec-list{ grid-template-columns:1fr; } }
.spec-card{ background:#fff; border:1px solid var(--line); border-radius:var(--radius-card); padding:26px 24px; }
.spec-card .icon{
  width:36px; height:36px; border-radius:var(--radius-sm); background:var(--accent-soft); color:var(--accent);
  display:flex; align-items:center; justify-content:center; font-weight:700; font-size:15px; margin-bottom:16px;
}
.spec-card h4{ font-size:16px; font-weight:700; margin-bottom:8px; letter-spacing:-0.4px; }
.spec-card p{ font-size:13.5px; color:var(--ink-muted); }

/* ---------------- CARE / TRUST ---------------- */
.care-grid{ display:grid; grid-template-columns:1fr 1fr; gap:24px; align-items:center; }
@media (max-width:760px){ .care-grid{ grid-template-columns:1fr; } }
.care-photo{ border-radius:var(--radius-card); overflow:hidden; }
.care-photo img{ aspect-ratio:16/10; object-fit:cover; }
.care-copy h2{ font-size:28px; font-weight:700; letter-spacing:-0.7px; margin:14px 0 12px; line-height:1.35; }
.care-copy > p{ color:var(--ink-muted); font-size:15.5px; }
.care-copy ul{ margin-top:22px; display:flex; flex-direction:column; gap:12px; }
.care-copy li{ display:flex; gap:10px; font-size:15px; }
.care-copy li::before{ content:"✓"; color:var(--accent); font-weight:700; }

/* ---------------- IMPACT / SIMULATION ---------------- */
.impact-panel{ background:var(--ink); color:#fff; border-radius:var(--radius-card); padding:60px 52px; }
@media (max-width:760px){ .impact-panel{ padding:42px 26px; } }
.impact-panel .section-head p{ color:rgba(255,255,255,.62); }
.impact-panel .eyebrow{ background:rgba(218,15,71,.18); color:#FF7397; }
/* 홈 임팩트 섹션: 좌 카피 / 우 차트 2단 */
.impact-layout{ display:grid; grid-template-columns:1fr 1fr; gap:52px; align-items:center; }
@media (max-width:860px){ .impact-layout{ grid-template-columns:1fr; gap:34px; } }
.impact-intro h2{ font-size:clamp(24px,3.2vw,32px); font-weight:700; letter-spacing:-0.5px; line-height:1.34; margin-bottom:12px; }
.impact-intro > p{ color:rgba(255,255,255,.62); font-size:16px; }
.impact-highlight{ margin-top:34px; padding-top:26px; border-top:1px solid rgba(255,255,255,.16); }
.impact-chart{ background:#fff; border-radius:var(--radius-card); padding:26px 22px; }
.impact-chart svg{ width:100%; height:auto; display:block; }

.impact-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:12px; }
@media (max-width:760px){ .impact-grid{ grid-template-columns:1fr; } }
.impact-card{ border-top:1px solid rgba(255,255,255,.16); padding-top:22px; }
.impact-num{ font-size:clamp(28px,3.6vw,38px); font-weight:700; letter-spacing:-1px; font-variant-numeric:tabular-nums; }
.impact-num .unit{ font-size:18px; font-weight:600; color:rgba(255,255,255,.5); margin-left:2px; }
.impact-label{ font-size:14px; color:rgba(255,255,255,.58); margin-top:8px; }
.impact-source{ margin-top:32px; font-size:12.5px; color:rgba(255,255,255,.42); }

/* ---------------- SEGMENT SELECTOR ---------------- */
.seg-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
@media (max-width:860px){ .seg-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:520px){ .seg-grid{ grid-template-columns:1fr; } }
.seg-card{
  position:relative; border:1px solid var(--line); background:#fff;
  border-radius:var(--radius-card); padding:28px 26px; transition:border-color .15s, box-shadow .15s;
}
.seg-card.live{ cursor:pointer; }
.seg-card.live:hover{ border-color:var(--ink); box-shadow:var(--shadow); }
.seg-card .dot{ width:10px; height:10px; border-radius:50%; margin-bottom:16px; }
.seg-card h4{ font-size:17px; font-weight:700; margin-bottom:8px; letter-spacing:-0.4px; }
.seg-card p{ font-size:13.5px; color:var(--ink-muted); }
.seg-card .go{ margin-top:18px; font-size:14px; font-weight:600; color:var(--accent); display:flex; align-items:center; gap:6px; }
.seg-card.soon{ background:var(--surface-3); }
.seg-card.soon h4, .seg-card.soon p{ color:var(--ink-faint); }
.seg-card .badge-soon{
  position:absolute; top:26px; right:26px; font-size:11px; font-weight:600;
  background:#fff; color:var(--ink-faint); border:1px solid var(--line); padding:3px 9px; border-radius:100px;
}

/* ---------------- PRICING ---------------- */
.price-grid{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media (max-width:700px){ .price-grid{ grid-template-columns:1fr; } }
.price-card{ background:#fff; border:1px solid var(--line); border-radius:var(--radius-card); padding:34px 30px; }
.price-card.featured{ border-color:var(--ink); border-width:2px; position:relative; }
.price-card .plan-tag{ font-size:13px; font-weight:600; color:var(--ink-muted); }
.price-card .plan-price{ font-size:34px; font-weight:700; letter-spacing:-1.2px; margin:12px 0 4px; }
.price-card .plan-price span{ font-size:15px; font-weight:500; color:var(--ink-muted); }
.price-card .best{
  position:absolute; top:-13px; left:30px; background:var(--accent); color:#fff;
  font-size:12px; font-weight:600; padding:4px 12px; border-radius:100px;
}
.price-card ul{ margin-top:20px; display:flex; flex-direction:column; gap:10px; }
.price-card li{ font-size:14px; color:var(--ink-muted); display:flex; gap:8px; }
.price-card li::before{ content:"·"; color:var(--ink-faint); }
.price-note{ font-size:13px; color:var(--ink-faint); margin-top:18px; text-align:center; }

/* ---------------- PROMOTION ---------------- */
.promo-section{ background:var(--accent-soft); }
.promo-banner{
  display:grid; grid-template-columns:1fr 1.08fr;
  background:var(--accent); color:#fff;
  border-radius:var(--radius-card); overflow:hidden;
}
@media (max-width:820px){ .promo-banner{ grid-template-columns:1fr; } }
.promo-banner-media img{
  width:100%; height:100%; min-height:330px;
  object-fit:cover; object-position:center 38%; display:block;
}
@media (max-width:820px){
  .promo-banner-media img{ min-height:0; aspect-ratio:16/9; }
}
.promo-banner-body{
  padding:52px 56px;
  display:flex; flex-direction:column; justify-content:center; align-items:flex-start;
}
@media (max-width:640px){ .promo-banner-body{ padding:36px 28px; } }
.promo-badge{
  display:inline-block; font-size:12.5px; font-weight:700; letter-spacing:.02em;
  color:#fff; background:rgba(255,255,255,.22); padding:6px 13px; border-radius:100px;
}
.promo-banner-body h2{
  font-size:clamp(30px,3.6vw,42px); font-weight:700; letter-spacing:-1.6px; line-height:1.2;
  margin:18px 0 14px;
}
.promo-banner-body p{
  font-size:16px; line-height:1.65; color:rgba(255,255,255,.9);
  max-width:430px; margin-bottom:30px;
}
.promo-banner-cta{ background:#fff; color:var(--accent); }
.promo-banner-cta:hover{ background:rgba(255,255,255,.88); }
.promo-note{ font-size:12.5px; color:var(--ink-faint); margin-top:22px; text-align:center; }

/* ---------------- LEAD FORM ---------------- */
#lead .lead-wrap{ display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:flex-start; }
@media (max-width:900px){ #lead .lead-wrap{ grid-template-columns:1fr; gap:36px; } }
.lead-side h2{ font-size:30px; font-weight:700; letter-spacing:-0.8px; margin:16px 0 12px; line-height:1.34; }
.lead-side > p{ color:var(--ink-muted); font-size:15.5px; }
.lead-side .callout-box{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-card); padding:26px; margin-top:28px;
}
.lead-side .callout-box b{ display:block; font-size:16px; margin-bottom:8px; }
.lead-side .callout-box p{ font-size:14px; color:var(--ink-muted); }
.lead-form{ background:#fff; border:1px solid var(--line); border-radius:var(--radius-card); padding:36px; }
.field{ margin-bottom:18px; }
.field label{ display:block; font-size:14px; font-weight:600; margin-bottom:8px; }
.field input, .field select, .field textarea{
  width:100%; padding:13px 15px; border-radius:var(--radius-sm); border:1px solid var(--line-strong);
  font-family:inherit; font-size:15px; background:#fff; color:var(--ink); letter-spacing:-0.3px;
}
.field input::placeholder, .field textarea::placeholder{ color:#B0B6BD; }
.field input:focus, .field select:focus, .field textarea:focus{ outline:none; border-color:var(--ink); }
.field-referrer{
  background:var(--accent-soft); border-radius:var(--radius-sm);
  padding:16px 16px 14px; margin-bottom:20px;
}
.field-referrer label{ color:var(--accent); }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
@media (max-width:520px){ .field-row{ grid-template-columns:1fr; } }
.form-note{ font-size:12.5px; color:var(--ink-faint); margin-top:16px; text-align:center; }
.form-success{ display:none; text-align:center; padding:44px 10px; }
.form-success.show{ display:block; }
.form-success .icon{
  width:52px; height:52px; border-radius:50%; background:var(--accent-soft); color:var(--accent);
  display:flex; align-items:center; justify-content:center; font-size:24px; font-weight:700; margin:0 auto 20px;
}
.form-success h3{ font-size:19px; font-weight:700; margin-bottom:10px; letter-spacing:-0.4px; }
.form-success p{ font-size:15px; color:var(--ink-muted); }

/* ---------------- FLOATING CTA ---------------- */
#floating-cta{
  position:fixed; left:50%; bottom:24px; translate:-50% 40px; z-index:90;
  display:flex; align-items:center; gap:16px;
  background:var(--ink); color:#fff; border-radius:var(--radius-btn); padding:10px 10px 10px 22px;
  box-shadow:0 12px 32px -8px rgba(0,0,0,.32);
  opacity:0; pointer-events:none; transition:opacity .25s ease, translate .25s ease;
}
#floating-cta.show{ opacity:1; translate:-50% 0; pointer-events:auto; }
#floating-cta span{ font-size:14.5px; font-weight:600; white-space:nowrap; }
#floating-cta .btn{ padding:11px 20px; font-size:14.5px; }
@media (max-width:520px){ #floating-cta span{ display:none; } }

/* ---------------- FOOTER ---------------- */
footer{ background:var(--ink); color:rgba(255,255,255,.6); padding:60px 0 44px; }
.footer-grid{ display:flex; justify-content:space-between; gap:24px; flex-wrap:wrap; }
.footer-logo{ margin-bottom:14px; }
.footer-logo img{ height:20px; width:auto; }
.footer-grid p{ font-size:13.5px; max-width:360px; }
.footer-links{ display:flex; gap:26px; flex-wrap:wrap; }
.footer-links a{ font-size:13.5px; color:rgba(255,255,255,.6); }
.footer-links a:hover{ color:#fff; }
.footer-biz{
  margin-top:34px; padding-top:26px; border-top:1px solid rgba(255,255,255,.12);
  font-size:12.5px; line-height:1.95; color:rgba(255,255,255,.5);
}
.footer-biz b{ display:block; color:rgba(255,255,255,.82); font-weight:600; font-size:13.5px; margin-bottom:5px; }
.footer-biz p{ margin:0; }
.footer-biz a{ color:inherit; }
.footer-biz a:hover{ color:#fff; }
.footer-bottom{ margin-top:26px; padding-top:22px; border-top:1px solid rgba(255,255,255,.12); font-size:12.5px; color:rgba(255,255,255,.36); }

/* ---------------- FADE-IN UTILITY ---------------- */
.fade-up{ opacity:0; transform:translateY(16px); transition:opacity .6s ease, transform .6s ease; }
.fade-up.visible{ opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce){ .fade-up{ opacity:1; transform:none; transition:none; } }