/* ================================================
   GENIE AI – PROMOTIONAL LANDING PAGE
   Dark Premium Theme | QK Partners
   ================================================ */

/* -------- CSS Variables -------- */
:root {
  --bg-primary:    #080c14;
  --bg-secondary:  #0d1220;
  --bg-card:       #111826;
  --bg-card-hover: #16202f;
  --border:        rgba(255,255,255,0.07);
  --border-glow:   rgba(99,179,237,0.3);

  --text-primary:  #f0f4ff;
  --text-secondary:#94a3b8;
  --text-muted:    #64748b;

  --accent:        #3b82f6;
  --accent-light:  #60a5fa;
  --accent-dark:   #1d4ed8;
  --accent-glow:   rgba(59,130,246,0.35);

  --cyan:          #06b6d4;
  --purple:        #8b5cf6;
  --emerald:       #10b981;
  --amber:         #f59e0b;

  --gradient-main: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  --gradient-text: linear-gradient(90deg, #60a5fa, #a78bfa, #34d399);
  --gradient-card: linear-gradient(145deg, rgba(59,130,246,0.08), rgba(139,92,246,0.06));

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-card: 0 4px 30px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px rgba(59,130,246,0.25);

  --nav-height: 72px;
  --section-pad: 100px;
  --container-max: 1200px;
}

/* -------- Reset & Base -------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 17px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Pretendard', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  /* iOS 안전 영역 대응 */
  padding-bottom: env(safe-area-inset-bottom);
}

a { color: inherit; text-decoration: none; transition: color 0.2s; }
ul { list-style: none; }
img { display: block; max-width: 100%; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
}

/* -------- Scrollbar -------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* -------- Utility -------- */
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--section-pad) 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--accent-light);
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.25);
  border-radius: 50px;
  padding: 5px 16px;
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.7rem, 3.8vw, 3rem);
  word-break: keep-all;
  overflow-wrap: break-word;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 14px;
  line-height: 1.25;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.75;
  word-break: keep-all;
  overflow-wrap: break-word;
}

/* -------- Buttons -------- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  background: var(--gradient-main);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
  box-shadow: 0 4px 20px var(--accent-glow);
  white-space: nowrap;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px var(--accent-glow); }
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  background: transparent;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
  border-radius: 10px;
  border: 1.5px solid rgba(255,255,255,0.18);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
  white-space: nowrap;
}
.btn-outline:hover {
  border-color: var(--accent-light);
  background: rgba(59,130,246,0.08);
  transform: translateY(-2px);
}

.btn-lg { padding: 17px 38px; font-size: 1.05rem; }

/* ================================================
   HEADER / NAV
   ================================================ */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: background 0.35s, backdrop-filter 0.35s, box-shadow 0.35s;
}

#header.scrolled {
  background: rgba(8,12,20,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-logo {
  display: flex;
  align-items: baseline;
  gap: 4px;
  flex-shrink: 0;
}
.logo-glow {
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.logo-ai {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--text-primary);
}
.logo-sub {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-left: 8px;
  align-self: center;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  overflow: hidden;
}
.nav-links li a {
  padding: 6px 10px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}
.nav-links li a:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.06);
}

.nav-cta { font-size: 0.88rem; padding: 9px 18px; white-space: nowrap; flex-shrink: 0; }

/* 우측 상단 로그인 버튼 */
.nav-login {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  padding: 8px 16px;
  border: 1px solid var(--border-glow);
  border-radius: 999px;
  background: rgba(99,179,237,0.06);
  white-space: nowrap;
  flex-shrink: 0;
  transition: all 0.2s ease;
}
.nav-login:hover {
  color: #fff;
  border-color: var(--accent-light);
  background: rgba(59,130,246,0.16);
  box-shadow: 0 0 18px rgba(59,130,246,0.25);
}
.nav-login i { color: var(--accent-light); }
/* 로그인 버튼이 margin-left:auto 를 가지므로 CTA 는 약간의 간격만 */
.nav-login + .nav-cta { margin-left: 10px; }
/* 데스크톱에서는 모바일 전용 메뉴 항목 숨김 */
.nav-mobile-only { display: none; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ================================================
   HERO
   ================================================ */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.04) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0;
  animation: floatParticle var(--dur, 6s) var(--delay, 0s) infinite ease-in-out;
}

@keyframes floatParticle {
  0%   { transform: translateY(0) scale(1); opacity: 0; }
  20%  { opacity: 0.6; }
  80%  { opacity: 0.4; }
  100% { transform: translateY(-120px) scale(0.5); opacity: 0; }
}

.hero-content {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 80px 40px;
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 32px;
  align-items: center;
  width: 100%;
  position: relative;
  z-index: 2;
}

/* Override grid to flow vertically for hero text section */
.hero-content {
  grid-template-areas:
    "text visual"
    "text visual"
    "text visual"
    "scroll scroll";
}

/* Text column covers first 5 rows */
.hero-badge {
  grid-column: 1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-light);
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 50px;
  padding: 6px 16px;
  margin-bottom: 20px;
  width: fit-content;
  max-width: 100%;
  white-space: normal;
  word-break: keep-all;
}

.hero-title {
  font-size: clamp(1.8rem, 4.5vw, 4.2rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 22px;
  color: var(--text-primary);
  word-break: keep-all;
  overflow-wrap: break-word;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 520px;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.hero-desc strong { color: var(--text-primary); }
.hero-desc-highlight {
  display: inline-block;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  background: linear-gradient(90deg, rgba(59,130,246,0.15), rgba(139,92,246,0.1));
  border-left: 3px solid var(--accent);
  padding: 6px 14px 6px 12px;
  border-radius: 0 8px 8px 0;
  margin-bottom: 4px;
}
/* hero-desc 내 br은 데스크탑에서만 활성화 */
.hero-desc br { display: inline; }
@media (max-width: 768px) {
  .hero-desc br { display: none; }
}

/* pc-br: 모든 강제 줄바꿈을 모바일에서 숨김 */
.pc-br { display: inline; }
@media (max-width: 768px) {
  .pc-br { display: none; }
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.stat-item {
  text-align: center;
  min-width: 80px;
}
.stat-number {
  display: block;
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1;
}
.stat-unit { font-size: 1.2rem; color: var(--accent-light); }
.stat-label {
  display: block;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 4px;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  position: relative;
  padding-left: 20px;
}

.hero-card-stack {
  position: relative;
  width: 300px;
  height: 320px;
}

.hero-card {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s;
  min-width: 240px;
  max-width: 280px;
}
.hero-card:hover { transform: translateY(-4px); }

.card-1 { top: 0; left: 0; border-color: rgba(59,130,246,0.3); animation: floatCard 4s ease-in-out infinite; }
.card-2 { top: 110px; left: 16px; border-color: rgba(139,92,246,0.3); animation: floatCard 4s ease-in-out infinite 1.3s; }
.card-3 { top: 220px; left: 0px; border-color: rgba(16,185,129,0.3); animation: floatCard 4s ease-in-out infinite 2.6s; }

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

.card-icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.card-1 .card-icon { background: rgba(59,130,246,0.15); color: var(--accent-light); }
.card-2 .card-icon { background: rgba(139,92,246,0.15); color: #a78bfa; }
.card-3 .card-icon { background: rgba(16,185,129,0.15); color: #34d399; }

.card-text { flex: 1; }
.card-title { display: block; font-size: 1rem; font-weight: 700; color: var(--text-primary); }
.card-desc  { display: block; font-size: 0.88rem; color: var(--text-secondary); margin-top: 2px; }

.card-badge {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 50px;
  flex-shrink: 0;
}
.card-badge.done     { background: rgba(16,185,129,0.15); color: #34d399; }
.card-badge.progress { background: rgba(245,158,11,0.15); color: #fbbf24; }
.card-badge.ready    { background: rgba(59,130,246,0.15); color: var(--accent-light); }

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-muted);
  z-index: 2;
}
.bounce {
  animation: bounceDown 1.6s ease-in-out infinite;
}
@keyframes bounceDown {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(6px); }
}

/* ================================================
   TRUST BAR
   ================================================ */
#trust-bar {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 18px 24px;
}

.trust-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}

.trust-label {
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: var(--text-muted);
  flex-shrink: 0;
}

.trust-items {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.trust-item i { color: var(--accent-light); font-size: 0.88rem; }

.trust-sep { color: var(--border); font-size: 1.2rem; }

/* br 태그 모바일 숨김 유틸 */
.br-hide-mobile { display: block; }
@media (max-width: 768px) {
  .br-hide-mobile { display: none; }
}

/* ================================================
   WHY VALIDATE FIRST
   ================================================ */
#why-validate {
  background: var(--bg-secondary);
  overflow: hidden;
}

/* --- 두 경로 카드 --- */
.wv-paths {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  align-items: start;
  margin-bottom: 56px;
}

.wv-path-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
}
.wv-path-card:hover {
  border-color: rgba(59,130,246,0.35);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
  transform: translateY(-4px);
}

.wv-path-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(59,130,246,0.2), rgba(139,92,246,0.15));
  border: 1px solid rgba(59,130,246,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent-light);
  margin-bottom: 18px;
}

.wv-path-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  word-break: keep-all;
}

.wv-path-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 20px;
  word-break: keep-all;
}

.wv-checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 22px;
}
.wv-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  word-break: keep-all;
}
.wv-checklist li i {
  color: var(--amber);
  margin-top: 2px;
  flex-shrink: 0;
  font-size: 0.85rem;
}

.wv-path-footer {
  background: rgba(59,130,246,0.06);
  border: 1px solid rgba(59,130,246,0.15);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 0.88rem;
  color: var(--accent-light);
  font-weight: 600;
  word-break: keep-all;
}
.wv-path-footer i {
  margin-right: 6px;
  color: var(--amber);
}

/* --- 또는 구분자 --- */
.wv-path-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 28px;
  padding-top: 140px;
}
.wv-path-divider span {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 8px 16px;
  white-space: nowrap;
}

/* --- 핵심 경고 메시지 --- */
.wv-core-message {
  margin-bottom: 48px;
}
.wv-core-inner {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  background: linear-gradient(135deg, rgba(245,158,11,0.08), rgba(239,68,68,0.06));
  border: 1px solid rgba(245,158,11,0.25);
  border-radius: var(--radius-xl);
  padding: 36px 40px;
}
.wv-core-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(245,158,11,0.15);
  border: 2px solid rgba(245,158,11,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--amber);
  flex-shrink: 0;
}
.wv-core-text h3 {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  word-break: keep-all;
  line-height: 1.5;
}
.wv-core-text p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
  word-break: keep-all;
}

/* --- GENIE AI 솔루션 영역 --- */
.wv-solution {
  background: var(--bg-card);
  border: 1px solid rgba(59,130,246,0.25);
  border-radius: var(--radius-xl);
  padding: 48px 44px;
  position: relative;
  overflow: hidden;
}
.wv-solution::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(59,130,246,0.05), rgba(139,92,246,0.04));
  pointer-events: none;
}

.wv-solution-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent-light);
  background: rgba(59,130,246,0.12);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 50px;
  padding: 8px 20px;
  margin-bottom: 36px;
}
.wv-solution-badge i { color: var(--emerald); }

.wv-solution-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0;
  align-items: center;
  margin-bottom: 44px;
}

.wv-sol-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px 20px;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.wv-sol-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent), var(--purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #fff;
  flex-shrink: 0;
}
.wv-sol-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.wv-sol-text strong {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  word-break: keep-all;
}
.wv-sol-text span {
  font-size: 0.83rem;
  color: var(--text-secondary);
  line-height: 1.6;
  word-break: keep-all;
}

.wv-sol-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  color: var(--accent-light);
  opacity: 0.6;
  font-size: 1.1rem;
}

/* --- 자격/신뢰 행 + CTA --- */
.wv-solution-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.wv-cred-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 20px;
  justify-content: center;
}
.wv-cred-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}
.wv-cred-item i {
  color: var(--accent-light);
  font-size: 0.85rem;
}
.wv-cred-item strong { color: var(--text-primary); }

.wv-cred-sep {
  color: var(--border);
  font-size: 1rem;
}

.wv-btn {
  font-size: 1rem;
  padding: 14px 36px;
}

/* ================================================
   SERVICES
   ================================================ */
#services {
  background: var(--bg-primary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px 30px;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-card);
  opacity: 0;
  transition: opacity 0.3s;
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(59,130,246,0.3);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
}
.service-card:hover::before { opacity: 1; }

.service-card.featured {
  border-color: rgba(59,130,246,0.4);
  background: linear-gradient(145deg, #111826, #0f1a2e);
  box-shadow: 0 8px 40px rgba(59,130,246,0.15);
}
.service-card.featured:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 60px rgba(59,130,246,0.25);
}

.service-badge-top {
  position: absolute;
  top: 20px; right: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent-light);
  background: rgba(59,130,246,0.15);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 50px;
  padding: 4px 12px;
}

.service-number {
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 18px;
  position: relative;
}

.service-icon-wrap {
  width: 54px; height: 54px;
  border-radius: 14px;
  background: rgba(59,130,246,0.12);
  border: 1px solid rgba(59,130,246,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  color: var(--accent-light);
  margin-bottom: 20px;
  position: relative;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 14px;
  position: relative;
  word-break: keep-all;
}

.service-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 20px;
  position: relative;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.service-desc strong { color: var(--text-primary); }

.service-list {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: 22px;
  position: relative;
}
.service-list li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 0.93rem;
  color: var(--text-secondary);
  word-break: keep-all;
  overflow-wrap: break-word;
}
.service-list li i {
  color: var(--emerald);
  margin-top: 2px;
  font-size: 0.78rem;
  flex-shrink: 0;
}

.service-tag-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  position: relative;
}
.stag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 4px 12px;
  white-space: nowrap;
}

/* ================================================
   PROCESS
   ================================================ */
#process {
  background: var(--bg-secondary);
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process-timeline::before {
  content: '';
  position: absolute;
  top: 80px;
  left: 10%;
  width: 80%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--purple));
  opacity: 0.3;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 16px;
  position: relative;
}

.process-step-num {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--accent-light);
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 50px;
  padding: 4px 14px;
  margin-bottom: 20px;
}

.process-step-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  width: 100%;
  transition: border-color 0.3s, transform 0.3s;
}
.process-step-content:hover {
  border-color: rgba(59,130,246,0.3);
  transform: translateY(-4px);
}

.process-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  color: var(--accent-light);
  margin: 0 auto 16px;
}

.process-step-content h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  word-break: keep-all;
}

.process-step-content p {
  font-size: 0.91rem;
  color: var(--text-secondary);
  line-height: 1.7;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.process-step-content p strong { color: var(--accent-light); }

/* ================================================
   WHY GENIE
   ================================================ */
#why {
  background: var(--bg-primary);
}

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

.why-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.why-card:hover {
  transform: translateY(-5px);
  border-color: rgba(59,130,246,0.3);
  box-shadow: 0 16px 40px rgba(0,0,0,0.35);
}

.why-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  color: var(--accent-light);
  margin-bottom: 18px;
}

.why-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  word-break: keep-all;
}

.why-card p {
  font-size: 0.93rem;
  color: var(--text-secondary);
  line-height: 1.75;
  word-break: keep-all;
  overflow-wrap: break-word;
}

/* ===== 서비스 소개 (실제 화면 스크린샷) ===== */
#app-preview {
  background: var(--bg-primary);
}
.app-shot-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 1080px;
  margin: 0 auto;
}
.app-shot {
  margin: 0;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}
.app-shot:hover {
  transform: translateY(-6px);
  border-color: var(--accent-light);
  box-shadow: 0 20px 50px rgba(0,0,0,0.45);
}
.app-shot-frame {
  position: relative;
  background: var(--bg-secondary);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  overflow: hidden;
  /* 16:10 비율 고정으로 모바일/PC 모두 안정적 */
  aspect-ratio: 16 / 10;
}
.app-shot-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
  display: block;
}
.app-shot figcaption {
  padding: 18px 20px 20px;
}
.app-shot figcaption h4 {
  font-size: 1.02rem;
  color: var(--text-primary);
  margin: 0 0 6px;
  display: flex;
  align-items: center;
  gap: 9px;
}
.app-shot figcaption h4 i {
  color: var(--accent-light);
  width: 18px;
  text-align: center;
}
.app-shot figcaption p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ================================================
   PRICING
   ================================================ */
#pricing {
  background: var(--bg-secondary);
}

.pricing-wrapper {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 30px;
  align-items: start;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid rgba(59,130,246,0.35);
  border-radius: var(--radius-xl);
  padding: 44px 40px;
  box-shadow: 0 8px 60px rgba(59,130,246,0.12);
  position: relative;
  overflow: hidden;
}
.pricing-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-main);
}

.pricing-label {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent-light);
  text-transform: uppercase;
  margin-bottom: 18px;
}

.pricing-headline {
  font-size: 1.7rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  margin-bottom: 14px;
  word-break: keep-all;
}

.pricing-subline {
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 28px;
  word-break: keep-all;
}
.pricing-subline strong { color: var(--text-primary); font-weight: 700; }

.pricing-foot {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  opacity: 0.85;
  word-break: keep-all;
  text-align: center;
}
.pricing-foot i { color: var(--emerald); flex-shrink: 0; }

.pricing-amount {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
}

.pricing-monthly {
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1;
}

.pricing-period {
  font-size: 1.2rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.pricing-total {
  font-size: 1.08rem;
  color: var(--accent-light);
  font-weight: 600;
  margin-bottom: 22px;
}

.pricing-note {
  background: rgba(59,130,246,0.07);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  font-size: 0.93rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
  display: flex;
  gap: 10px;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.pricing-note i { color: var(--accent-light); margin-top: 2px; flex-shrink: 0; }
.pricing-note strong { color: var(--text-primary); }

.pricing-includes {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}
.pricing-includes li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.93rem;
  color: var(--text-secondary);
  word-break: keep-all;
  overflow-wrap: break-word;
}
.pricing-includes li i { color: var(--emerald); margin-top: 2px; flex-shrink: 0; }

.pricing-btn { width: 100%; justify-content: center; padding: 16px; font-size: 1rem; }

.pricing-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pricing-side-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: border-color 0.3s, transform 0.3s;
}
.pricing-side-card:hover { border-color: rgba(59,130,246,0.3); transform: translateX(4px); }
.pricing-side-card.highlight {
  border-color: rgba(245,158,11,0.35);
  background: linear-gradient(135deg, rgba(245,158,11,0.06), transparent);
}

.psc-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
  color: var(--accent-light);
  flex-shrink: 0;
}
.pricing-side-card.highlight .psc-icon {
  background: rgba(245,158,11,0.1);
  border-color: rgba(245,158,11,0.25);
  color: var(--amber);
}

.psc-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.psc-text strong {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  word-break: keep-all;
}
.psc-text span {
  font-size: 0.87rem;
  color: var(--text-secondary);
  line-height: 1.5;
  word-break: keep-all;
}

/* ================================================
   FAQ
   ================================================ */
#faq {
  background: var(--bg-primary);
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.3s;
}
.faq-item:hover { border-color: rgba(59,130,246,0.25); }
.faq-item.open   { border-color: rgba(59,130,246,0.35); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 20px 24px;
  gap: 14px;
  text-align: left;
  cursor: pointer;
  background: transparent;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  transition: background 0.2s;
}
.faq-question:hover { background: rgba(255,255,255,0.03); }
.faq-question span {
  flex: 1;
  word-break: keep-all;
  overflow-wrap: break-word;
  line-height: 1.55;
}

.faq-icon {
  font-size: 0.85rem;
  color: var(--accent-light);
  flex-shrink: 0;
  transition: transform 0.35s;
}
.faq-item.open .faq-icon { transform: rotate(180deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s;
  padding: 0 24px;
}
.faq-item.open .faq-answer {
  max-height: 600px;
  padding: 0 24px 22px;
}

.faq-answer p {
  font-size: 0.93rem;
  color: var(--text-secondary);
  line-height: 1.8;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.faq-answer p strong { color: var(--text-primary); }
.faq-answer .faq-divider { margin-top: 12px; }

.faq-ul {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding-left: 4px;
}
.faq-ul li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.91rem;
  color: var(--text-secondary);
  word-break: keep-all;
  overflow-wrap: break-word;
}
.faq-ul li::before {
  content: '✓';
  color: var(--emerald);
  font-weight: 700;
  margin-top: 1px;
  flex-shrink: 0;
}

/* ================================================
   CTA BANNER
   ================================================ */
#cta-banner {
  background: var(--bg-secondary);
  padding: 100px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.orb1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(59,130,246,0.15), transparent);
  top: -100px; left: -100px;
}
.orb2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(139,92,246,0.12), transparent);
  bottom: -80px; right: -80px;
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.cta-content p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 40px;
  word-break: keep-all;
  overflow-wrap: break-word;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ================================================
   CONTACT
   ================================================ */
#contact {
  background: var(--bg-primary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 32px;
  align-items: start;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
}

.contact-info-card h3 {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.contact-info-card h3 i { color: var(--accent-light); }

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 28px;
}

.contact-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.contact-row > i {
  width: 36px; height: 36px;
  border-radius: 9px;
  background: rgba(59,130,246,0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent-light);
  font-size: 0.9rem;
  flex-shrink: 0;
}
.contact-row > div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.contact-label {
  font-size: 0.83rem;
  color: var(--text-muted);
  font-weight: 500;
}
.contact-value {
  font-size: 0.93rem;
  color: var(--text-primary);
  font-weight: 500;
  line-height: 1.55;
  word-break: keep-all;
  overflow-wrap: break-word;
}

.contact-platform-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 13px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: var(--radius-md);
  color: var(--accent-light);
  font-weight: 600;
  font-size: 0.97rem;
  transition: background 0.2s, transform 0.2s;
}
.contact-platform-btn:hover {
  background: rgba(59,130,246,0.18);
  transform: translateY(-2px);
}

/* Form */
.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  color: var(--text-primary);
  transition: border-color 0.2s, background 0.2s;
  resize: none;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: rgba(59,130,246,0.5);
  background: rgba(59,130,246,0.05);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

.form-submit { width: 100%; justify-content: center; padding: 15px; font-size: 1.05rem; }

.form-success {
  text-align: center;
  padding: 40px 20px;
}
.form-success i {
  font-size: 3rem;
  color: var(--emerald);
  display: block;
  margin-bottom: 16px;
}
.form-success h4 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.form-success p {
  font-size: 1rem;
  color: var(--text-secondary);
}

/* ================================================
   FOOTER
   ================================================ */
#footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 0 24px;
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 60px 0 48px;
  border-bottom: 1px solid var(--border);
}

.footer-brand {}
.footer-logo {
  display: flex;
  align-items: baseline;
  gap: 3px;
  margin-bottom: 14px;
}
.footer-tagline {
  font-size: 0.93rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.footer-links-group h5 {
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-links-group ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links-group ul li a {
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer-links-group ul li a:hover { color: var(--text-primary); }

.footer-bottom {
  padding: 28px 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
  align-items: center;
  text-align: center;
}
.footer-corp,
.footer-addr,
.footer-copy {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* ================================================
   SCROLL TOP BUTTON
   ================================================ */
.scroll-top-btn {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px var(--accent-glow);
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
  z-index: 900;
}
.scroll-top-btn.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}
.scroll-top-btn:hover { transform: translateY(-3px); }

/* ================================================
   모바일 전용 UX 기반 스타일
   ================================================ */

/* 터치 디바이스: 호버 효과 비활성화 (배터리·성능 절약) */
@media (hover: none) {
  .service-card:hover,
  .why-card:hover,
  .process-step-content:hover,
  .pricing-side-card:hover,
  .faq-item:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--border);
  }
  .btn-primary:hover,
  .btn-outline:hover,
  .contact-platform-btn:hover {
    transform: none;
  }
}

/* iOS Safari: input 폰트 16px 미만이면 자동 확대되므로 방지 */
@media (max-width: 768px) {
  input[type="text"],
  input[type="tel"],
  input[type="email"],
  select,
  textarea {
    font-size: 16px !important;
  }
}

/* 터치 타겟 최소 44px 보장 */
.btn-primary,
.btn-outline,
.faq-question,
.nav-links li a,
.contact-platform-btn,
.scroll-top-btn {
  min-height: 44px;
}

/* ================================================
   RESPONSIVE
   ================================================ */

/* ---- 태블릿 (1100px 이하) ---- */
@media (max-width: 1100px) {
  /* 네비: 1100~900px 구간에서 텍스트 더 줄여 한 줄 유지 */
  .nav-links li a {
    padding: 6px 8px;
    font-size: 0.82rem;
  }
  .nav-cta { font-size: 0.82rem; padding: 8px 14px; }
  .logo-sub { display: none; }
  .nav-container { gap: 10px; }

  .hero-content {
    grid-template-columns: 1fr;
    padding: 60px 24px 80px;
  }
  .hero-visual { display: none; }
  .hero-scroll-hint { display: none; }

  .services-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin: 0 auto;
  }

  .process-timeline {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .process-timeline::before { display: none; }

  .why-grid { grid-template-columns: 1fr 1fr; }

  /* wv section – 1100px */
  .wv-paths {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .wv-path-divider {
    padding: 20px 0;
  }
  .wv-solution-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .wv-sol-arrow {
    transform: rotate(90deg);
    padding: 4px 0;
  }
  .wv-core-inner { padding: 28px 28px; }
  .wv-solution    { padding: 36px 28px; }
  .wv-cred-row    { flex-direction: column; align-items: flex-start; gap: 10px; }
  .wv-cred-sep    { display: none; }

  .pricing-wrapper { grid-template-columns: 1fr; }
  .pricing-side {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .contact-grid { grid-template-columns: 1fr; }

  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}

/* ---- 네비 햄버거 전환 (900px 이하) ---- */
@media (max-width: 900px) {
  /* 서비스 소개: 태블릿에서도 2열 유지 (간격만 축소) */
  .app-shot-grid { gap: 20px; }

  .nav-container { padding: 0 18px; gap: 0; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .logo-sub { display: none; }
  .hamburger { display: flex; }
  /* 모바일에서도 로그인 버튼은 우측에 작게 유지 */
  .nav-login { margin-left: auto; margin-right: 12px; padding: 7px 13px; font-size: 0.82rem; }
  /* 모바일 드롭다운 메뉴 안의 로그인/도입 항목 노출 */
  .nav-links.open .nav-mobile-only { display: block; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: rgba(8,12,20,0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 16px 18px 24px;
    border-bottom: 1px solid var(--border);
    gap: 2px;
    z-index: 999;
  }
  .nav-links.open li a {
    display: block;
    padding: 13px 16px;
    font-size: 1.05rem;
    border-radius: 8px;
    white-space: normal;
  }
  .nav-links.open .nav-cta-mobile {
    display: block;
    margin-top: 10px;
    text-align: center;
    background: var(--gradient-main);
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    padding: 14px;
    border-radius: 10px;
  }
}

/* ---- 모바일 (768px 이하) ---- */
@media (max-width: 768px) {
  :root {
    --section-pad: 64px;
    --nav-height: 64px;
  }

  /* 네비게이션 (900px에서 이미 처리됨) */

  /* Hero – 모바일 전면 개편 */
  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 52px 24px 56px;
    gap: 0;
  }
  .hero-badge {
    font-size: 0.78rem;
    padding: 5px 14px;
    white-space: nowrap;
    word-break: keep-all;
    margin-bottom: 20px;
  }
  .hero-title {
    font-size: clamp(1.75rem, 7vw, 2.4rem);
    margin-bottom: 16px;
    word-break: keep-all;
    text-align: center;
  }
  .hero-desc {
    font-size: 0.93rem;
    margin-bottom: 28px;
    word-break: keep-all;
    text-align: center;
    max-width: 100%;
  }
  .hero-desc-highlight {
    font-size: 0.97rem;
    white-space: normal;
    word-break: keep-all;
  }
  .hero-desc br { display: none; }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin-bottom: 36px;
    width: 100%;
    max-width: 320px;
  }
  .hero-actions .btn-primary,
  .hero-actions .btn-outline {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
    font-size: 0.97rem;
  }
  .hero-stats {
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 0;
  }
  .stat-divider { display: none; }
  .stat-item {
    flex: 1;
    min-width: 72px;
    text-align: center;
  }
  .stat-number { font-size: 1.8rem; }
  .stat-label  { font-size: 0.78rem; }

  /* Trust bar */
  #trust-bar { padding: 14px 18px; }
  .trust-container { gap: 10px; }
  .trust-items { gap: 10px; }
  .trust-item { font-size: 0.82rem; }
  .trust-sep  { display: none; }

  /* wv section – 768px */
  .wv-path-card { padding: 26px 22px; }
  .wv-path-title { font-size: 1.05rem; }
  .wv-path-desc  { font-size: 0.88rem; }
  .wv-checklist li { font-size: 0.87rem; }
  .wv-core-inner { flex-direction: column; gap: 16px; padding: 24px 22px; }
  .wv-core-text h3 { font-size: 1.05rem; }
  .wv-core-text p  { font-size: 0.9rem; }
  .wv-solution { padding: 28px 20px; }
  .wv-sol-item { padding: 18px 14px; }
  .wv-sol-text strong { font-size: 0.9rem; }
  .wv-sol-text span   { font-size: 0.82rem; }
  .wv-solution-badge  { font-size: 0.82rem; margin-bottom: 26px; }
  .wv-cred-item { font-size: 0.85rem; }

  /* 섹션 공통 */
  .section-container { padding: var(--section-pad) 18px; }
  .section-header { margin-bottom: 40px; }
  .section-tag { font-size: 0.74rem; }
  .section-title { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  .section-desc { font-size: 0.97rem; }

  /* 서비스 카드 */
  .services-grid {
    grid-template-columns: 1fr;
    max-width: 100%;
  }
  .service-card { padding: 28px 22px; }
  .service-title { font-size: 1.2rem; }
  .service-desc  { font-size: 0.93rem; }
  .service-list li { font-size: 0.9rem; }

  /* 서비스 소개 (모바일): 1열로 전환 */
  .app-shot-grid { grid-template-columns: 1fr; gap: 18px; }
  .app-shot figcaption { padding: 16px 16px 18px; }
  .app-shot figcaption h4 { font-size: 0.96rem; }
  .app-shot figcaption p { font-size: 0.84rem; }

  /* 프로세스 */
  .process-timeline { grid-template-columns: 1fr; gap: 16px; }
  .process-step { padding: 0; }
  .process-step-content { padding: 22px 18px; }
  .process-step-content h4 { font-size: 1rem; }
  .process-step-content p  { font-size: 0.9rem; }

  /* Why */
  .why-grid { grid-template-columns: 1fr; gap: 14px; }
  .why-card { padding: 24px 20px; }
  .why-card h4 { font-size: 1rem; }
  .why-card p  { font-size: 0.92rem; }

  /* 요금 */
  .pricing-card { padding: 28px 22px; }
  .pricing-monthly { font-size: 2.6rem; }
  .pricing-headline { font-size: 1.45rem; }
  .pricing-side {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .pricing-side-card { padding: 16px 18px; }
  .psc-text strong { font-size: 0.93rem; }
  .psc-text span   { font-size: 0.85rem; }

  /* FAQ */
  .faq-list { gap: 10px; }
  .faq-question {
    padding: 18px 18px;
    font-size: 0.97rem;
  }
  .faq-item.open .faq-answer { padding: 0 18px 18px; }
  .faq-answer p { font-size: 0.93rem; }

  /* CTA */
  #cta-banner { padding: 70px 18px; }
  .cta-content h2 { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  .cta-content p  { font-size: 0.97rem; margin-bottom: 30px; }
  .cta-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .cta-actions .btn-primary,
  .cta-actions .btn-outline {
    width: 100%;
    justify-content: center;
    padding: 15px 20px;
  }

  /* 문의 */
  .contact-info-card { padding: 26px 20px; }
  .contact-form-wrap { padding: 26px 20px; }
  .contact-info-card h3 { font-size: 1rem; }
  .contact-value { font-size: 0.93rem; }
  .form-row { grid-template-columns: 1fr; }
  .form-group label { font-size: 0.88rem; }
  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 13px 14px;
    font-size: 1rem;
  }

  /* 푸터 */
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 44px 0 36px;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
  .footer-links-group h5 { font-size: 0.83rem; }
  .footer-links-group ul li a { font-size: 0.9rem; }
  .footer-bottom { padding: 22px 0; gap: 6px; }
  .footer-corp,
  .footer-addr,
  .footer-copy { font-size: 0.82rem; }

  /* 스크롤 탑 */
  .scroll-top-btn { bottom: 20px; right: 18px; width: 42px; height: 42px; }
}

/* ---- 소형 모바일 (480px 이하) ---- */
@media (max-width: 480px) {
  :root { --section-pad: 52px; }

  .hero-content { padding: 40px 20px 48px; }
  .hero-title {
    font-size: clamp(1.6rem, 8vw, 2rem);
    line-height: 1.3;
    word-break: keep-all;
  }
  .hero-badge {
    font-size: 0.74rem;
    white-space: nowrap;
  }
  .hero-actions {
    max-width: 280px;
  }
  .btn-primary,
  .btn-outline {
    width: 100%;
    justify-content: center;
    padding: 13px 16px;
    font-size: 0.93rem;
  }
  .hero-stats { gap: 18px; }

  .section-container { padding: var(--section-pad) 16px; }
  .section-title {
    font-size: clamp(1.4rem, 7vw, 1.9rem);
    word-break: keep-all;
  }
  .section-desc { font-size: 0.93rem; word-break: keep-all; }

  .service-card { padding: 24px 18px; border-radius: 18px; }
  .service-title { font-size: 1.08rem; word-break: keep-all; }
  .service-desc  { font-size: 0.9rem; }

  .process-step-content { padding: 20px 16px; border-radius: 16px; }
  .process-step-content h4 { font-size: 0.97rem; word-break: keep-all; }
  .process-step-content p  { font-size: 0.88rem; }

  .why-card h4 { font-size: 0.97rem; word-break: keep-all; }
  .why-card p  { font-size: 0.88rem; }

  .pricing-card { padding: 24px 18px; border-radius: 20px; }
  .pricing-monthly { font-size: 2.3rem; }
  .pricing-headline { font-size: 1.3rem; }
  .pricing-subline { font-size: 0.9rem; }
  .pricing-note { font-size: 0.88rem; word-break: keep-all; }
  .pricing-includes li { font-size: 0.88rem; word-break: keep-all; }
  .pricing-foot { font-size: 0.8rem; }

  .faq-question { padding: 16px; font-size: 0.91rem; word-break: keep-all; }
  .faq-item.open .faq-answer { padding: 0 16px 16px; }
  .faq-answer p { font-size: 0.88rem; word-break: keep-all; }
  .faq-ul li   { font-size: 0.87rem; word-break: keep-all; }

  .contact-info-card,
  .contact-form-wrap { padding: 22px 16px; border-radius: 20px; }
  .contact-value { font-size: 0.9rem; word-break: keep-all; }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 36px 0 28px;
  }

  #trust-bar { padding: 12px 16px; }
  .trust-items { gap: 8px; }
  .trust-item { font-size: 0.78rem; }

  /* wv section – 480px */
  .wv-path-card { padding: 22px 18px; border-radius: 18px; }
  .wv-path-icon { width: 44px; height: 44px; font-size: 1.2rem; }
  .wv-path-title { font-size: 1rem; }
  .wv-path-footer { font-size: 0.84rem; }
  .wv-core-icon { width: 46px; height: 46px; font-size: 1.2rem; }
  .wv-core-text h3 { font-size: 0.97rem; }
  .wv-solution { padding: 24px 16px; border-radius: 18px; }
  .wv-btn { width: 100%; justify-content: center; }
}

/* ---- 극소형 모바일 (360px 이하) ---- */
@media (max-width: 360px) {
  :root { --section-pad: 44px; }

  .nav-container { padding: 0 14px; }
  .logo-glow, .logo-ai { font-size: 1.15rem; }
  .logo-sub { display: none; }

  .hero-content { padding: 36px 22px 48px; }
  .hero-title { font-size: 1.8rem; }
  .hero-badge { font-size: 0.74rem; padding: 5px 12px; }

  .section-container { padding: var(--section-pad) 14px; }

  .service-card,
  .process-step-content,
  .pricing-card,
  .contact-info-card,
  .contact-form-wrap { padding: 20px 14px; }

  .faq-question { padding: 14px; font-size: 0.9rem; }
  .faq-item.open .faq-answer { padding: 0 14px 14px; }
}