/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --c-primary:    #2B7FE0;
  --c-primary-d:  #1A5FB4;
  --c-sky:        #87CEEB;
  --c-sky-light:  #B8E0FF;
  --c-bg:         #FFFFFF;
  --c-bg2:        #F0F8FF;
  --c-bg3:        #EBF5FF;
  --c-text:       #1A1A2E;
  --c-text2:      #555;
  --c-border:     #D6EAFF;
  --radius:       12px;
  --shadow:       0 4px 24px rgba(43,127,224,.10);
  --shadow-hover: 0 8px 40px rgba(43,127,224,.18);
  --transition:   .3s ease;
  --font:         'Noto Sans KR', sans-serif;
  --header-h:     70px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
.section-label {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--c-text);
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1rem;
  color: var(--c-text2);
  max-width: 600px;
  line-height: 1.8;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--c-primary);
  color: #fff;
  padding: 15px 32px;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font);
  transition: var(--transition);
  cursor: pointer;
  border: none;
}
.btn-primary:hover { background: var(--c-primary-d); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(43,127,224,.3); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--c-primary);
  padding: 13px 30px;
  border-radius: 50px;
  font-size: .95rem;
  font-weight: 700;
  border: 2px solid var(--c-primary);
  transition: var(--transition);
  cursor: pointer;
  font-family: var(--font);
}
.btn-outline:hover { background: var(--c-primary); color: #fff; transform: translateY(-2px); }

.btn-white {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: var(--c-primary);
  padding: 16px 36px;
  border-radius: 50px;
  font-size: 1.05rem;
  font-weight: 800;
  transition: var(--transition);
  cursor: pointer;
  font-family: var(--font);
}
.btn-white:hover { background: var(--c-bg2); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(255,255,255,.3); }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  border-bottom: none;
  transition: var(--transition);
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 20px rgba(0,0,0,.08);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-icon {
  width: 32px;
  height: 32px;
}
.logo-text {
  font-size: 1rem;
  font-weight: 800;
  color: var(--c-text);
  letter-spacing: -0.5px;
}
.logo-text span { color: var(--c-primary); }

.main-nav { display: flex; align-items: center; }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-menu li a {
  padding: 8px 16px;
  font-size: .92rem;
  font-weight: 600;
  color: var(--c-text);
  border-radius: 8px;
  transition: var(--transition);
}
.nav-menu li a:hover { color: var(--c-primary); background: var(--c-bg3); }

.nav-phone-li a {
  background: var(--c-primary) !important;
  color: #fff !important;
  padding: 10px 20px !important;
  border-radius: 50px !important;
  font-weight: 700 !important;
  font-size: .9rem !important;
}
.nav-phone-li a:hover { background: var(--c-primary-d) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================================
   HERO
   ============================================================ */
.hero-section {
  display: flex;
  min-height: 100vh;
  padding-top: var(--header-h);
  background: linear-gradient(160deg, #C8E4FF 0%, #D8EEFF 45%, #EBF5FF 100%);
}

.hero-left {
  flex: 0 0 40%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  padding: 60px 48px;
}

.hero-content { max-width: 440px; }

.hero-pre-title {
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--c-primary-d);
  margin-bottom: 18px;
}

.hero-h1 {
  font-size: clamp(3rem, 5.5vw, 5rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--c-text);
  margin-bottom: 24px;
  letter-spacing: -2px;
}
.hero-h1 strong { color: var(--c-primary); }

.hero-tagline {
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  font-weight: 500;
  color: #2a3a4a;
  margin-bottom: 28px;
  line-height: 1.75;
}

.hero-nationwide {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .9rem;
  font-weight: 700;
  color: var(--c-primary-d);
  background: rgba(255,255,255,.7);
  border: 1.5px solid rgba(43,127,224,.3);
  padding: 7px 18px;
  border-radius: 50px;
  margin-bottom: 32px;
  backdrop-filter: blur(4px);
}

.hero-cta-group { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

.hero-phone-txt {
  font-size: .9rem;
  font-weight: 600;
  color: var(--c-text2);
}

.hero-right {
  flex: 0 0 60%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  padding: 40px 36px 40px 20px;
  min-height: 500px;
  position: relative;
}
.hero-right::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 80px;
  background: linear-gradient(to right, rgba(208, 232, 255, 0.7), transparent);
  z-index: 5;
  pointer-events: none;
}

.hero-slider {
  position: relative;
  width: 80%;
  aspect-ratio: 4/3;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(43,127,224,.15);
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
}
.hero-slide.active { opacity: 1; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; border-radius: 20px; }

.hero-dots {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
}
.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,.5);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  padding: 0;
}
.hero-dot.active { background: #fff; width: 24px; border-radius: 4px; }

/* ============================================================
   SECTION WRAPPER
   ============================================================ */
.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-header { margin-bottom: 48px; }

/* ============================================================
   SECTION 1 — PROJECTS
   ============================================================ */
.projects-section {
  padding: 96px 0;
  background: var(--c-bg2);
}

/* 카드 그리드 + 세로 더보기 감싸는 래퍼 */
.projects-wrap {
  display: flex;
  align-items: stretch;
  gap: 20px;
}

.projects-grid {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* 세로 더보기 링크 */
.projects-more-col {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
}
.projects-more-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--c-primary);
  transition: var(--transition);
}
.projects-more-plus {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 2px solid var(--c-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  font-weight: 300;
  line-height: 1;
  transition: var(--transition);
}
.projects-more-btn:hover .projects-more-plus {
  background: var(--c-primary);
  color: #fff;
}
.projects-more-text {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: 2px;
}

/* 카드 공통 */
.project-card {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  background: #000;
}
.project-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }

/* 심플 1장 카드 */
.project-card--simple {
  aspect-ratio: 3/4;
  cursor: default;
}
.project-card--simple img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.55s cubic-bezier(.4,0,.2,1), filter 0.55s ease;
}
.project-card--simple:hover img {
  transform: scale(1.05);
  filter: brightness(1.1);
}

/* 모자이크 2×3 카드 */
.project-card--mosaic { cursor: default; }
.pc-mosaic {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: repeat(3, 1fr);
  aspect-ratio: 3/4;
  gap: 3px;
}
.pc-mosaic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: filter 0.3s ease, transform 0.3s ease;
}
.pc-mosaic img:hover {
  filter: brightness(1.15);
  transform: scale(1.04);
}

/* 세로 스크롤 카드 */
.project-card--scroll {
  aspect-ratio: 3/4;
  cursor: default;
  position: relative;
}
.pc-scroll {
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-snap-type: y mandatory;
  scrollbar-width: none;
}
.pc-scroll::-webkit-scrollbar { display: none; }
.pc-scroll img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  scroll-snap-align: start;
  flex-shrink: 0;
}
.project-card--scroll::after {
  content: '↓';
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,.85);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-shadow: 0 1px 4px rgba(0,0,0,.5);
  pointer-events: none;
  animation: bounce-hint 1.8s ease-in-out infinite;
}
@keyframes bounce-hint {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: .85; }
  50%       { transform: translateX(-50%) translateY(4px); opacity: 1; }
}

.pc-carousel {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
}

.pc-track {
  display: flex;
  height: 100%;
  transition: transform .6s cubic-bezier(.4,0,.2,1);
}

.pc-slide {
  flex: 0 0 100%;
  height: 100%;
}
.pc-slide img { width: 100%; height: 100%; object-fit: cover; }

.pc-prev, .pc-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(26,26,46,.55);
  backdrop-filter: blur(4px);
  border: 1.5px solid rgba(255,255,255,.25);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5;
  transition: var(--transition);
  font-size: 15px;
  color: #fff;
  opacity: 0;
}
.pc-carousel:hover .pc-prev,
.pc-carousel:hover .pc-next { opacity: 1; }
.pc-prev:hover, .pc-next:hover {
  background: var(--c-primary);
  border-color: var(--c-primary);
}
.pc-prev { left: 10px; }
.pc-next { right: 10px; }

.pc-dots {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 5px;
}
.pc-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,.5);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: var(--transition);
}
.pc-dot.active { background: #fff; }

/* ============================================================
   SECTION 2 — BEFORE / AFTER
   ============================================================ */
.ba-section {
  padding: 96px 0;
  background: var(--c-bg);
}

.ba-wrapper {
  position: relative;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  user-select: none;
  cursor: col-resize;
  box-shadow: var(--shadow-hover);
  aspect-ratio: 16/9;
}

.ba-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.ba-img img { width: 100%; height: 100%; object-fit: cover; }

.ba-after-img {
  clip-path: inset(0 50% 0 0);
  transition: clip-path .01s;
}

.ba-divider {
  position: absolute;
  top: 0; bottom: 0;
  left: 50%;
  width: 3px;
  background: #fff;
  z-index: 10;
  transform: translateX(-50%);
}

.ba-handle-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px; height: 48px;
  background: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(0,0,0,.2);
  font-size: 18px;
  color: var(--c-primary);
  font-weight: 700;
}

.ba-label {
  position: absolute;
  bottom: 20px;
  background: rgba(0,0,0,.55);
  color: #fff;
  font-size: .8rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 4px;
  z-index: 5;
  letter-spacing: 1px;
}
.ba-label-before { left: 20px; }
.ba-label-after  { right: 20px; }

.ba-hint {
  text-align: center;
  margin-top: 16px;
  font-size: .85rem;
  color: var(--c-text2);
}

/* ============================================================
   COMPARE STATEMENT SECTION (BA 아래)
   ============================================================ */
.compare-statement-section {
  padding: 120px 24px;
  background: linear-gradient(180deg, #EBF5FF 0%, #FFFFFF 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.compare-statement-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 30% 50%, rgba(43,127,224,.06), transparent),
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(135,206,235,.08), transparent);
  pointer-events: none;
}

.compare-inner { position: relative; z-index: 1; max-width: 960px; margin: 0 auto; }

.compare-eyebrow {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: 28px;
  display: block;
}

.compare-headline {
  font-size: clamp(2.8rem, 7vw, 6.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -2px;
  color: var(--c-text);
  margin-bottom: 40px;
}
.compare-headline em {
  font-style: normal;
  color: var(--c-primary);
}

.compare-divider {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-sky));
  border-radius: 2px;
  margin: 0 auto 40px;
}

.compare-sub {
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 500;
  color: #333;
  line-height: 1.8;
  margin-bottom: 20px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.compare-detail {
  font-size: clamp(.9rem, 1.3vw, 1rem);
  color: var(--c-text2);
  line-height: 1.8;
  max-width: 860px;
  margin: 0 auto 48px;
  word-break: keep-all;
}

/* ============================================================
   SECTION 3 — SERVICE AREAS
   ============================================================ */
.areas-section {
  padding: 96px 0;
  background: var(--c-bg3);
}

.areas-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.areas-text .section-desc { margin-bottom: 32px; }
.areas-text .section-desc + .section-desc { margin-top: 12px; }

.areas-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.area-chip {
  background: #fff;
  border: 1.5px solid var(--c-border);
  border-radius: 50px;
  padding: 8px 18px;
  font-size: .85rem;
  font-weight: 700;
  color: var(--c-text);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.area-chip:hover { border-color: var(--c-primary); color: var(--c-primary); background: var(--c-bg3); }
.area-chip .chip-icon { font-size: 1rem; }

.areas-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.area-card {
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.area-card--photo {
  background-size: cover;
  background-position: center;
  aspect-ratio: 3/2;
  position: relative;
  cursor: default;
}
.area-card--photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(8, 20, 50, 0);
  transition: background 0.35s ease;
  border-radius: inherit;
}
.area-card--photo:hover::after {
  background: rgba(8, 20, 50, 0.62);
}
.area-card-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-shadow: 0 1px 6px rgba(0,0,0,.6);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.area-card--photo:hover .area-card-label {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   SECTION 4 — INFO CARDS (2×2)
   ============================================================ */
.info-cards-section {
  padding: 96px 0;
  background: var(--c-bg);
}

.info-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.info-card {
  background: var(--c-bg2);
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius);
  padding: 40px 36px;
  transition: var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.info-card:hover {
  background: var(--c-primary);
  border-color: var(--c-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.info-card:hover .ic-icon { background: rgba(255,255,255,.2); }
.info-card:hover .ic-title,
.info-card:hover .ic-desc,
.info-card:hover .ic-link { color: #fff; }
.info-card:hover .ic-link { border-color: rgba(255,255,255,.5); }

.ic-icon {
  width: 52px; height: 52px;
  background: var(--c-bg3);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  transition: var(--transition);
}
.ic-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--c-text);
  transition: var(--transition);
}
.ic-desc {
  font-size: .9rem;
  color: var(--c-text2);
  line-height: 1.7;
  transition: var(--transition);
  flex: 1;
}
.ic-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .88rem;
  font-weight: 700;
  color: var(--c-primary);
  border-bottom: 1.5px solid var(--c-primary);
  padding-bottom: 2px;
  align-self: flex-start;
  transition: var(--transition);
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  padding: 100px 24px;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-d) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.cta-inner { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; }
.cta-label {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255,255,255,.7);
  margin-bottom: 20px;
}
.cta-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 16px;
}
.cta-sub {
  font-size: 1.05rem;
  color: rgba(255,255,255,.75);
  margin-bottom: 40px;
  line-height: 1.7;
}
.cta-phone {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.6rem;
  font-weight: 900;
  color: #fff;
  background: rgba(255,255,255,.15);
  border: 2px solid rgba(255,255,255,.4);
  padding: 18px 40px;
  border-radius: 50px;
  transition: var(--transition);
  letter-spacing: 1px;
}
.cta-phone:hover { background: #fff; color: var(--c-primary); border-color: #fff; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #1A1A2E;
  color: rgba(255,255,255,.7);
  padding: 60px 24px 0;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand .footer-logo-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.footer-brand .footer-name {
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
}
.footer-brand .footer-desc {
  font-size: .83rem;
  color: rgba(255,255,255,.45);
  line-height: 1.7;
  margin-bottom: 20px;
}
.footer-info {
  font-size: .84rem;
  line-height: 2;
  color: rgba(255,255,255,.6);
}
.footer-info strong { color: rgba(255,255,255,.85); font-weight: 600; }
.footer-info a { color: rgba(255,255,255,.6); transition: var(--transition); }
.footer-info a:hover { color: #fff; }

.footer-col-title {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 16px;
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-nav-list a {
  font-size: .88rem;
  color: rgba(255,255,255,.6);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-nav-list a:hover { color: #fff; }
.footer-nav-list a::before {
  content: '›';
  color: var(--c-sky);
  font-size: 1rem;
}

.footer-notice {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 10px;
  padding: 16px 18px;
  font-size: .78rem;
  line-height: 1.75;
  color: rgba(255,255,255,.4);
  margin-top: 20px;
}

.footer-bottom-bar {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .78rem;
  color: rgba(255,255,255,.3);
}
.footer-bottom-left {
  display: flex;
  align-items: baseline;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-disclaimer-inline {
  font-size: .72rem;
  color: rgba(255,255,255,.25);
  line-height: 1.6;
}

.footer-legal-links {
  display: flex;
  gap: 16px;
}
.footer-legal-links a {
  color: rgba(255,255,255,.35);
  font-size: .78rem;
  transition: var(--transition);
}
.footer-legal-links a:hover { color: rgba(255,255,255,.7); }

.footer-sitemap-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: .75rem;
  color: rgba(255,255,255,.25);
  border: 1px solid rgba(255,255,255,.1);
  padding: 4px 10px;
  border-radius: 4px;
  transition: var(--transition);
  cursor: default;
  pointer-events: none;
}

/* ============================================================
   FLOATING PHONE BUTTON
   ============================================================ */
.float-phone-btn {
  position: fixed;
  right: 28px;
  bottom: 40px;
  z-index: 999;
  width: 58px; height: 58px;
  background: var(--c-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 20px rgba(43,127,224,.4);
  transition: var(--transition);
  animation: pulse-ring 2.5s ease-in-out infinite;
}
.float-phone-btn:hover { background: var(--c-primary-d); transform: scale(1.1); }

@keyframes pulse-ring {
  0%, 100% { box-shadow: 0 0 0 0 rgba(43,127,224,.4), 0 4px 20px rgba(43,127,224,.4); }
  50%       { box-shadow: 0 0 0 12px rgba(43,127,224,.0), 0 4px 20px rgba(43,127,224,.4); }
}

.mobile-call-bar {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 999;
  background: var(--c-primary);
  color: #fff;
  text-align: center;
  padding: 14px 20px;
  font-size: 1.05rem;
  font-weight: 700;
  gap: 8px;
  align-items: center;
  justify-content: center;
}

/* ============================================================
   PROCESS MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal-box {
  background: #fff;
  border-radius: 20px;
  width: 100%;
  max-width: 640px;
  padding: 48px 40px;
  position: relative;
  transform: translateY(20px);
  transition: transform .3s ease;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-overlay.open .modal-box { transform: translateY(0); }

.modal-close {
  position: absolute;
  top: 16px; right: 20px;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--c-text2);
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}
.modal-close:hover { background: var(--c-bg2); color: var(--c-text); }

.modal-title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 8px;
}
.modal-sub { font-size: .9rem; color: var(--c-text2); margin-bottom: 32px; }

.process-steps { display: flex; flex-direction: column; gap: 0; }
.process-step {
  display: flex;
  gap: 20px;
  position: relative;
  padding-bottom: 28px;
}
.process-step:last-child { padding-bottom: 0; }
.process-step:last-child .step-line { display: none; }

.step-num {
  flex-shrink: 0;
  width: 40px; height: 40px;
  background: var(--c-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  font-weight: 800;
  position: relative;
  z-index: 1;
}
.step-line {
  position: absolute;
  left: 20px;
  top: 40px;
  bottom: 0;
  width: 2px;
  background: var(--c-border);
  transform: translateX(-50%);
}
.step-content .step-title { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.step-content .step-desc  { font-size: .88rem; color: var(--c-text2); line-height: 1.6; }

/* ============================================================
   FAQ PAGE
   ============================================================ */
.page-hero {
  padding: 140px 24px 80px;
  background: linear-gradient(135deg, var(--c-bg2) 0%, var(--c-bg3) 100%);
  text-align: center;
}
.page-hero .section-label { display: block; }
.page-hero .section-title { font-size: clamp(2rem, 4vw, 3rem); }

.faq-section { padding: 80px 0 100px; background: var(--c-bg); }
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }

.faq-item {
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open { border-color: var(--c-primary); }

.faq-q {
  width: 100%;
  background: #fff;
  border: none;
  padding: 22px 28px;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-text);
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}
.faq-q:hover { background: var(--c-bg2); }
.faq-item.open .faq-q { background: var(--c-bg3); color: var(--c-primary); }

.faq-icon {
  flex-shrink: 0;
  width: 28px; height: 28px;
  background: var(--c-bg2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: transform .3s ease;
  color: var(--c-primary);
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--c-primary); color: #fff; }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .3s ease;
}
.faq-a-inner {
  padding: 0 28px 22px;
  font-size: .95rem;
  color: var(--c-text2);
  line-height: 1.8;
  border-top: 1px solid var(--c-border);
  padding-top: 16px;
}
.faq-item.open .faq-a { max-height: 400px; }

/* ============================================================
   PROJECTS PAGE
   ============================================================ */
.projects-page-section { padding: 80px 0 100px; background: var(--c-bg2); }
.projects-page-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-more-col { width: 56px; }
  .projects-page-grid { grid-template-columns: repeat(2, 1fr); }
  .areas-inner { grid-template-columns: 1fr; gap: 40px; }
  .areas-visual { grid-template-columns: repeat(4, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --header-h: 62px; }

  /* Nav */
  .hamburger { display: flex; }
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: #fff;
    padding: 0;
    transform: translateY(-100%);
    opacity: 0;
    transition: transform .35s ease, opacity .35s ease;
    pointer-events: none;
    border-bottom: 1px solid var(--c-border);
    box-shadow: 0 8px 30px rgba(0,0,0,.08);
  }
  .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: all; }
  .nav-menu { flex-direction: column; align-items: stretch; gap: 0; padding: 12px; }
  .nav-menu li a {
    display: block;
    padding: 14px 20px;
    border-radius: 10px;
    font-size: 1rem;
  }
  .nav-phone-li a {
    text-align: center;
    margin: 4px 0;
  }

  /* Hero */
  .hero-section { flex-direction: column; min-height: auto; }
  .hero-left {
    flex: none;
    width: 100%;
    padding: 40px 24px;
    order: 2;
  }
  .hero-right {
    flex: none;
    width: 100%;
    padding: 28px 24px 12px;
    min-height: auto;
    order: 1;
    justify-content: center;
  }
  .hero-right::before { display: none; }
  .hero-slider {
    width: 90%;
    aspect-ratio: 4/3;
  }
  .hero-h1 { font-size: 2.4rem; }

  /* Sections */
  .projects-section,
  .ba-section,
  .areas-section,
  .info-cards-section { padding: 64px 0; }

  .compare-statement-section { padding: 72px 20px; }
  .compare-headline { letter-spacing: -1px; }

  .projects-wrap { flex-direction: column; }
  .projects-grid { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
  .projects-more-col { width: 100%; justify-content: center; margin-top: 16px; }
  .projects-page-grid { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }

  .areas-visual { grid-template-columns: 1fr 1fr; }
  .info-cards-grid { grid-template-columns: 1fr; gap: 16px; }
  .info-card { padding: 28px 24px; }

  .cta-section { padding: 72px 24px; }
  .cta-phone { font-size: 1.3rem; padding: 16px 28px; }

  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom-bar { flex-direction: column; align-items: flex-start; gap: 8px; }

  /* Mobile floating call bar */
  .float-phone-btn { display: none; }
  .mobile-call-bar { display: flex; padding-bottom: calc(14px + env(safe-area-inset-bottom)); }
  .site-footer { padding-bottom: calc(60px + 32px); }

  .ba-wrapper { aspect-ratio: 4/3; }

  .modal-box { padding: 36px 24px; }
}

@media (max-width: 480px) {
  .hero-cta-group { flex-direction: column; align-items: flex-start; }
  .areas-visual { grid-template-columns: 1fr 1fr; }
  .areas-chips { gap: 8px; }
}