/* ===== 폰트 (font 폴더) ===== */
@font-face {
  font-family: 'Paperlogy';
  src: url('font/Paperlogy-4Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
}
@font-face {
  font-family: 'Paperlogy';
  src: url('font/Paperlogy-5Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
}
@font-face {
  font-family: 'Paperlogy';
  src: url('font/Paperlogy-6SemiBold.ttf') format('truetype');
  font-weight: 600;
  font-style: normal;
}
@font-face {
  font-family: 'Paperlogy';
  src: url('font/Paperlogy-7Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Paperlogy', -apple-system, sans-serif;
  font-weight: 400;
  color: #1a1a1a;
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ===== 헤더 ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 1.5rem;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 1px 10px rgba(0,0,0,0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-inner {
  max-width: 1100px;
  flex: 1;
  margin: 0 auto;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-wrap {
  display: flex;
  align-items: center;
}
.logo-img {
  height: 40px;
  width: auto;
}

/* PC 네비 */
.nav-pc {
  display: none;
}
.nav-pc a {
  margin-left: 2rem;
  font-weight: 500;
  font-size: 0.95rem;
}
.nav-pc a:hover {
  color: #0a7ea4;
}

/* 햄버거 버튼 (모바일) */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}
.menu-toggle span {
  width: 24px;
  height: 2px;
  background: #1a1a1a;
  border-radius: 1px;
}

@media (min-width: 769px) {
  .header {
    padding: 1rem 0;
    justify-content: center;
  }
  .header-inner {
    flex: none;
    padding: 0 1.5rem;
    width: 100%;
    max-width: 1100px;
  }
  .nav-pc {
    display: flex;
    align-items: center;
  }
  .menu-toggle {
    display: none;
  }
  .logo-img {
    height: 48px;
  }
}

/* ===== 모바일 메뉴 (오른쪽 → 왼쪽 슬라이드) ===== */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}
.mobile-menu-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 85%;
  max-width: 320px;
  height: 100%;
  background: #fff;
  z-index: 1002;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  transform: translateX(100%);
  transition: transform 0.35s ease-out;
  box-shadow: -4px 0 20px rgba(0,0,0,0.1);
}

.mobile-menu.is-open {
  transform: translateX(0);
}

.mobile-menu-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 44px;
  height: 44px;
  font-size: 1.75rem;
  line-height: 1;
  background: none;
  border: none;
  cursor: pointer;
  color: #333;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  text-align: center;
}
.mobile-nav a {
  font-size: 1.1rem;
  font-weight: 500;
}
.mobile-nav a:hover {
  color: #0a7ea4;
}

.mobile-menu-logo {
  padding-bottom: 2rem;
}
.mobile-menu-logo img {
  max-width: 180px;
  margin: 0 auto;
}

/* ===== 히어로 (배경 슬라이드) ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 1.5rem 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 0.8s ease;
}
.hero-slide.active {
  opacity: 1;
  z-index: 0;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.35), rgba(0,0,0,0.5));
  z-index: 1;
}

.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  max-width: 560px;
}

.hero-sub {
  font-size: 1rem;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  opacity: 0.95;
}
.hero-title {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.75rem;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
.hero-brand {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.hero-stats {
  margin-bottom: 1rem;
}
.hero-stats-label {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}
.hero-stats-label strong {
  font-weight: 700;
  color: #7dd3fc;
}
.hero-stats-desc {
  font-size: 0.9rem;
  opacity: 0.9;
}
.hero-types {
  font-size: 0.95rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}
.hero-cta-title {
  font-size: 1rem;
  margin-bottom: 1rem;
}
.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}
.hero-cta-btns {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  max-width: 220px;
}
.hero-cta-btns .btn {
  width: 100%;
  text-align: center;
}

/* 버튼 */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}
.btn-tel {
  background: #0a7ea4;
  color: #fff;
}
.btn-kakao {
  background: #fee500;
  color: #1a1a1a;
}

/* ===== 섹션 공통 ===== */
.section {
  padding: 4rem 1.5rem;
  text-align: center;
}
.container {
  max-width: 720px;
  margin: 0 auto;
}
.container--center {
  text-align: center;
}

/* 청소 전·후 비교 - 밝은 흰색 + 푸른 블루, 슬라이더 */
.section-before-after {
  background: linear-gradient(180deg, #eff6ff 0%, #dbeafe 50%, #bfdbfe 100%);
  padding: 4rem 1.5rem 5rem;
}
.section-before-after .container {
  max-width: 960px;
}
.before-after-title {
  font-size: 2rem;
  font-weight: 800;
  color: #1e40af;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}
.before-after-sub {
  font-size: 1.15rem;
  color: #1e3a8a;
  margin-bottom: 2.5rem;
}
.before-after-sub strong {
  color: #2563eb;
  font-weight: 700;
}
.before-after-slider {
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(37, 99, 235, 0.2), 0 0 0 1px rgba(59, 130, 246, 0.2);
}
.before-after-sets {
  display: flex;
  width: 300%;
  transition: transform 0.5s ease;
}
.before-after-set {
  width: 33.333%;
  flex-shrink: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr;
  gap: 0;
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  min-height: 320px;
}
.before-after-half {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  min-height: 0;
}
.before-after-half::after {
  content: '';
  position: absolute;
  top: 2.5rem;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
  pointer-events: none;
}
.before-after-set .before-after-half:first-child::after {
  background: rgba(254, 243, 199, 0.28);
  border-right: 2px solid #e0e7ff;
}
.before-after-set .before-after-half:last-child::after {
  background: rgba(255, 255, 255, 0.55);
}
.before-after-label {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 2;
  padding: 0.6rem 1rem;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-align: center;
  text-transform: uppercase;
}
.before-label {
  background: linear-gradient(90deg, #f87171, #dc2626);
  color: #fff;
}
.after-label {
  background: linear-gradient(90deg, #2563eb, #1d4ed8);
  color: #fff;
}
.before-after-set .before-after-half:first-child .before-after-label {
  border-radius: 16px 0 0 0;
}
.before-after-set .before-after-half:last-child .before-after-label {
  border-radius: 0 16px 0 0;
}
.before-after-img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  min-height: 0;
  margin-top: 2.5rem;
  flex: 1;
  object-fit: contain;
  object-position: center;
  display: block;
}
.before-after-half:first-child .before-after-img {
  filter: sepia(0.14) saturate(1.1);
}
.before-after-half:last-child .before-after-img {
  filter: brightness(1.08) contrast(1.04);
}
.before-after-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}
.before-after-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid #3b82f6;
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s, transform 0.2s;
}
.before-after-dot:hover {
  background: rgba(59, 130, 246, 0.4);
}
.before-after-dot.active {
  background: #2563eb;
  border-color: #2563eb;
  transform: scale(1.2);
}
@media (max-width: 768px) {
  .section-before-after {
    padding: 3rem 1rem 4rem;
  }
  .before-after-title {
    font-size: 1.5rem;
  }
  .before-after-sub {
    font-size: 1rem;
    margin-bottom: 2rem;
  }
  .before-after-set {
    grid-template-columns: 1fr;
  }
  .before-after-set .before-after-half:first-child .before-after-label {
    border-radius: 16px 16px 0 0;
  }
  .before-after-set .before-after-half:first-child .before-after-img {
    border-right: none;
    border-bottom: 2px solid #e0e7ff;
  }
  .before-after-set .before-after-half:last-child .before-after-label {
    border-radius: 0;
  }
  .before-after-set {
    min-height: 380px;
  }
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1.5rem;
  color: #0a7ea4;
}
.section-subtitle {
  text-align: center;
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

/* 임팩트 단어 색상 + 깜빡임 */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.75; }
}
.impact-word {
  font-weight: 700;
  animation: blink 2.2s ease-in-out infinite;
}
.impact-word.w1 { color: #0a7ea4; animation-delay: 0s; }
.impact-word.w2 { color: #b91c1c; animation-delay: 0.3s; }
.impact-word.w3 { color: #047857; animation-delay: 0.6s; }
.impact-word.w4 { color: #7c3aed; animation-delay: 0.15s; }
.impact-word.w5 { color: #c2410c; animation-delay: 0.45s; }
.impact-word.w6 { color: #0e7490; animation-delay: 0.2s; }

.impact-text {
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.6;
}

/* 문제 공감 */
.section-problem {
  background: #f8fafc;
}
.symptom-list {
  list-style: none;
  margin-bottom: 1.5rem;
  text-align: center;
}
.symptom-list.impact-list li {
  padding: 0.75rem 0;
  font-size: 2.3rem;
  font-weight: 600;
  border: none;
  border-bottom: 1px solid #e2e8f0;
}
.symptom-list.impact-list li::before {
  display: none;
}
.problem-answer {
  text-align: center;
  font-size: 2.4rem;
  font-weight: 700;
  margin-bottom: 0;
  line-height: 1.5;
}
.section-problem .impact-text {
  font-size: 2.2rem;
}
@media (max-width: 768px) {
  .symptom-list.impact-list li { font-size: 1.15rem; }
  .problem-answer { font-size: 1.15rem; }
  .section-problem .impact-text { font-size: 1.15rem; }
  /* 전문성·작업프로세스: 모바일만 PC보다 작게 */
  .expert-desc, .section-expert .impact-text { font-size: 1.4rem; }
  .expert-stat { font-size: 1.7rem; }
  .section-process .section-title { font-size: 1.8rem; }
  .process-emoji { font-size: 2.4rem; }
  .process-card-text { font-size: 1.15rem; }
  .section-process .process-note,
  .process-note { font-size: 1.3rem; }
  /* 비용 섹션 모바일 */
  .cost-card { padding: 1rem 1.25rem; padding-left: 1.25rem; }
  .cost-label { font-size: 1.05rem; }
  .cost-price { font-size: 1.35rem; }
  .cost-card--range .cost-price { font-size: 1.2rem; }
  .cost-card--variable .cost-price--var { font-size: 1.1rem; }
}

/* 2섹션 이미지 */
.section-image {
  padding: 2rem 1.5rem;
}
.section-2-img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

/* 서비스 */
.service-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  text-align: center;
}
.service-list li {
  padding: 0.85rem 1rem;
  background: #f1f5f9;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
}
.service-note {
  text-align: center;
  color: #64748b;
  font-size: 1.05rem;
  font-weight: 500;
}

/* 전문성 (타이틀 없음) */
.section-expert {
  background: #f0f9ff;
}
.expert-desc {
  text-align: center;
  margin-bottom: 1rem;
  line-height: 1.7;
  font-size: 2.2rem;
}

.expert-stat {
  text-align: center;
  font-weight: 700;
  font-size: 2.7rem;
  margin-bottom: 1rem;
  line-height: 1.5;
}

/* 비용 안내 - 왼쪽 텍스트 고정, 시작점 통일, 큰 글자 */
.section-cost {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  color: #f8fafc;
}
.section-cost .section-title {
  color: #fbbf24;
  font-size: 1.75rem;
  text-shadow: 0 0 20px rgba(251, 191, 36, 0.3);
}
.cost-cards {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 720px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,0.4);
}
.cost-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 1.15rem 1.75rem;
  padding-left: 1.75rem;
  background: rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  transition: background 0.2s;
}
.cost-card:last-child {
  border-bottom: none;
}
.cost-card:hover {
  background: rgba(255,255,255,0.1);
}
.cost-card:nth-child(odd) {
  background: rgba(255,255,255,0.04);
}
.cost-card:nth-child(odd):hover {
  background: rgba(255,255,255,0.09);
}
.cost-label {
  font-size: 1.25rem;
  font-weight: 700;
  color: #e2e8f0;
  line-height: 1.35;
  text-align: left;
  min-width: 0;
}
.cost-price {
  font-size: 1.6rem;
  font-weight: 800;
  color: #fbbf24;
  white-space: nowrap;
  letter-spacing: 0.02em;
  text-align: right;
}
.cost-price .counter {
  color: #fcd34d;
}
.cost-card--range .cost-price {
  font-size: 1.4rem;
}
.cost-card--range .cost-price .counter:first-child {
  color: #fbbf24;
}
.cost-card--range .cost-price .counter:last-child {
  color: #fcd34d;
}
.cost-card--variable .cost-price--var {
  font-size: 1.3rem;
  font-weight: 700;
  color: #94a3b8;
  font-style: italic;
}

/* 실제 현장 영상 - 세련된 배경 */
.section-video {
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  color: #0f172a;
}
.section-video .section-title {
  color: #0f172a;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.section-video .section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 4px;
  background: #2563eb;
  margin: 0.5rem auto 0;
  border-radius: 2px;
}
.video-wrap {
  max-width: 720px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(37, 99, 235, 0.15), 0 0 0 1px rgba(0,0,0,0.06);
}
.real-job-video {
  width: 100%;
  display: block;
  vertical-align: middle;
  background: #000;
}

/* 작업 프로세스 카드 */
.process-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
  text-align: center;
}
.process-card {
  background: #fff;
  border-radius: 12px;
  padding: 1.25rem 1rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  border: 2px solid #e0f2fe;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  transform: translateY(20px);
  transition: transform 0.4s ease, opacity 0.4s ease, box-shadow 0.3s ease;
}
.process-card.visible {
  opacity: 1;
  transform: translateY(0);
}
.process-card:hover {
  box-shadow: 0 8px 24px rgba(10, 126, 164, 0.15);
  transform: translateY(-4px);
}
.section-process .section-title {
  font-size: 3rem;
}
.process-emoji {
  font-size: 4rem;
  line-height: 1;
}
.process-card-text {
  font-weight: 700;
  font-size: 1.1rem;
  color: #0a7ea4;
  line-height: 1.3;
}
.section-process .process-note {
  font-size: 1.2rem;
}
.process-note {
  text-align: center;
  font-weight: 700;
  font-size: 2.2rem;
  color: #0a7ea4;
}

/* 상담 유도 - 문의 섹션 배경 파란색 */
.section-contact {
  background: #2563eb;
  color: #fff;
  text-align: center;
}
.section-contact .container {
  text-align: center;
}
.contact-warn, .contact-cta {
  text-align: center;
  margin-bottom: 1rem;
  line-height: 1.5;
  color: #fff;
}
.contact-cta {
  font-size: 1.25rem;
  font-weight: 700;
}
.contact-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 1rem;
}
.section-contact .btn-tel {
  background: #fff;
  color: #2563eb;
}
.section-contact .btn-kakao {
  background: #fee500;
  color: #1a1a1a;
}
.contact-note {
  text-align: center;
  font-size: 0.9rem;
  opacity: 0.95;
  color: #e0e7ff;
}
.contact-phone-nums {
  text-align: center;
  font-size: 1rem;
  font-weight: 600;
  margin-top: 0.5rem;
  margin-bottom: 0;
  color: #fff;
  letter-spacing: 0.02em;
}

/* 문의 폼 - 하얀색 배경, 텍스트 색상 */
.contact-form-wrap {
  max-width: 420px;
  margin: 2.5rem auto 0;
  padding: 2rem;
  background: #fff;
  border-radius: 16px;
  text-align: left;
  box-shadow: 0 4px 24px rgba(0,0,0,0.12);
}
.contact-form-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  text-align: center;
  color: #1e293b;
}
.contact-form .form-group {
  margin-bottom: 1rem;
}
.contact-form label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: #334155;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
  color: #1e293b;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: #2563eb;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #94a3b8;
}
.contact-form textarea {
  resize: vertical;
  min-height: 100px;
}
.contact-form .btn-submit {
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.9rem;
  font-size: 1rem;
  background: #2563eb;
  color: #fff;
  border: none;
  cursor: pointer;
  border-radius: 8px;
}
.contact-form .btn-submit:hover {
  background: #1d4ed8;
  color: #fff;
}

/* 푸터 - 흰색 배경 */
.footer {
  background: #fff;
  color: #475569;
  padding: 1.5rem;
  text-align: center;
  border-top: 1px solid #e2e8f0;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.footer-company {
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
  color: #1e293b;
}

/* ===== 오른쪽 하단 플로팅 아이콘 ===== */
.floating-icons {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.5rem;
}

.floating-sns {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  padding: 0;
}
.floating-sns a {
  display: block;
  padding: 2px;
  line-height: 0;
}
.floating-sns img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  display: block;
}

.floating-top,
.floating-phone {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #334155;
  color: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(51, 65, 85, 0.25);
  transition: transform 0.2s, background 0.2s, color 0.2s;
}
.floating-top:hover,
.floating-phone:hover {
  background: #1e293b;
  color: #fff;
  transform: scale(1.05);
}
.floating-top svg,
.floating-phone svg {
  width: 22px;
  height: 22px;
}

@media (min-width: 769px) {
  .floating-icons {
    right: 1.5rem;
    bottom: 1.5rem;
  }
}