/* ============================================================
   마이빌 (MyBill) – 공통 스타일시트
   ============================================================ */

/* ── 변수 ─────────────────────────────────────────────────── */
:root {
  /* 앱 콘솔(main.php)과 동일 토큰 */
  --primary: #1a56db;
  --primary-dark: #1648c0;
  --primary-light: #2563eb;
  --accent: #ff6b2d;
  --accent-dark: #e85d24;
  --nav-bg: #1c2e4a;
  --nav-text: #9fb3c8;
  --text: #333333;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --bg: #f0f2f5;
  --bg-white: #FFFFFF;
  --bg-dark: #1c2e4a;
  --border: #dde1e7;
  --shadow-sm: 0 1px 4px rgba(0, 0, 0, .06);
  --shadow: 0 4px 16px rgba(0, 0, 0, .10);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, .14);
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: .2s ease;
  --font: 'Pretendard', 'Apple SD Gothic Neo', 'Malgun Gothic', -apple-system, sans-serif;
}

/* ── 리셋 & 기본 ───────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font);
  color: var(--text);
  line-height: 1.6;
  background: var(--bg-white);
}

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

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

ul {
  list-style: none;
}

button {
  font-family: var(--font);
  cursor: pointer;
}

/* ── 공통 컨테이너 ──────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── 버튼 ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: .65rem 1.4rem;
  border-radius: var(--radius-sm);
  font-size: .95rem;
  font-weight: 600;
  transition: all var(--transition);
  border: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
}

.btn-accent:hover {
  background: var(--accent-dark);
}

.btn-outline {
  border-color: var(--primary);
  color: var(--primary);
  background: transparent;
}

.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}

.btn-outline-white {
  border-color: #fff;
  color: #fff;
  background: transparent;
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, .15);
}

.btn-lg {
  padding: .85rem 2rem;
  font-size: 1.05rem;
}

.btn-sm {
  padding: .45rem 1rem;
  font-size: .85rem;
}

/* ── 뱃지 ──────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: .25rem .75rem;
  border-radius: 99px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .02em;
}

.badge-blue {
  background: #EFF6FF;
  color: var(--primary);
}

.badge-orange {
  background: #FFF4EE;
  color: var(--accent);
}

.badge-green {
  background: #ECFDF5;
  color: #059669;
}

/* ================================================================
   NAV
   ================================================================ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--nav-bg);
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}

.nav-inner {
  display: flex;
  align-items: center;
  height: 48px;
  gap: 0;
}

.nav-logo {
  font-size: 17px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -.03em;
  margin-right: 28px;
  flex-shrink: 0;
  line-height: 1;
}

.nav-logo span {
  color: var(--accent);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.nav-menu>li {
  position: relative;
}

.nav-menu>li>a {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 14px;
  height: 48px;
  color: var(--nav-text);
  font-size: 13px;
  font-weight: 500;
  border-radius: 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav-menu>li>a:hover {
  color: #fff;
}

.nav-menu>li>a.active {
  color: #fff;
  border-bottom-color: var(--accent);
}

.nav-menu>li>a .chevron {
  font-size: .7rem;
  opacity: .6;
  transition: transform var(--transition);
}

.nav-menu>li:hover>a .chevron {
  transform: rotate(180deg);
}

/* 드롭다운 */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: .5rem 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: all var(--transition);
}

.nav-menu>li:hover .nav-dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.nav-dropdown a {
  display: block;
  padding: .65rem 1.25rem;
  color: var(--text);
  font-size: .9rem;
}

.nav-dropdown a:hover {
  background: var(--bg);
  color: var(--primary);
}

/* 우측 액션 */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.nav-login {
  color: var(--nav-text);
  font-size: .9rem;
  padding: .45rem .85rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition);
}

.nav-login:hover {
  color: #fff;
}

/* 햄버거 (모바일) */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
  margin-left: auto;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition);
}

/* ================================================================
   HERO
   ================================================================ */
.hero {
  background: linear-gradient(160deg, #1c2e4a 0%, #243b55 45%, #2d4a6a 100%);
  color: #fff;
  padding: 100px 0 80px;
  overflow: hidden;
  position: relative;
}

.hero::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='0.03'%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");
}

.hero-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 60px;
}

.hero-content {
  flex: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 99px;
  padding: .35rem 1rem;
  font-size: .85rem;
  color: #93C5FD;
  margin-bottom: 24px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: #34D399;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: .6;
    transform: scale(.8);
  }
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.03em;
  margin-bottom: 20px;
}

.hero h1 em {
  font-style: normal;
  color: #60A5FA;
}

.hero-desc {
  font-size: 1.1rem;
  color: #CBD5E1;
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 52px;
  padding-top: 36px;
  border-top: 1px solid rgba(255, 255, 255, .12);
}

.hero-stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -.04em;
}

.hero-stat-num small {
  font-size: 1.1rem;
  font-weight: 600;
}

.hero-stat-label {
  font-size: .85rem;
  color: #94A3B8;
  margin-top: 2px;
}

/* 히어로 우측 카드 */
.hero-visual {
  flex: 0 0 420px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.hero-card {
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius);
  padding: 20px 24px;
  backdrop-filter: blur(8px);
}

.hero-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.hero-card-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.hero-card-title {
  font-size: .95rem;
  font-weight: 600;
  color: #fff;
}

.hero-card-sub {
  font-size: .82rem;
  color: #94A3B8;
}

.hero-card-bar-wrap {
  background: rgba(255, 255, 255, .1);
  border-radius: 99px;
  height: 6px;
}

.hero-card-bar {
  height: 6px;
  border-radius: 99px;
}

/* ================================================================
   TRUST STRIP
   ================================================================ */
.trust-strip {
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}

.trust-strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: .9rem;
  font-weight: 500;
}

.trust-item .icon {
  font-size: 1.3rem;
}

/* ================================================================
   섹션 공통
   ================================================================ */
section {
  padding: 80px 0;
}

.section-label {
  font-size: .85rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.03em;
  color: var(--text);
  margin-bottom: 0px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 1060px;
  line-height: 1.7;
}

.section-head {
  margin-bottom: 30px;
}

.section-head.center {
  text-align: center;
}

.section-head.center .section-desc {
  margin: 0 auto;
}

/* ================================================================
   서비스 카드
   ================================================================ */
.services {
  background: var(--bg-white);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--bg-white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}

.service-card p {
  font-size: .88rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
}

.service-link {
  font-size: .88rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}

.service-card:hover .service-link {
  gap: 8px;
}

/* ================================================================
   수치/강점 섹션
   ================================================================ */
.strengths {
  background: var(--bg);
}

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

.strength-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  text-align: center;
}

.strength-num {
  font-size: 2.8rem;
  font-weight: 900;
  letter-spacing: -.05em;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 8px;
}

.strength-num small {
  font-size: 1.5rem;
}

.strength-label {
  font-size: .95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.strength-desc {
  font-size: .88rem;
  color: var(--text-muted);
}

/* ================================================================
   API 섹션
   ================================================================ */
.api-section {
  background: var(--bg-white);
}

.api-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.api-feature-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 36px;
}

.api-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.api-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: #EFF6FF;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.api-feature-title {
  font-size: .95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.api-feature-desc {
  font-size: .88rem;
  color: var(--text-muted);
}

/* 코드 블록 */
.code-window {
  background: #0F172A;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.code-window-bar {
  background: #1E293B;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.code-window-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.code-window-title {
  color: #64748B;
  font-size: .8rem;
  margin-left: 8px;
}

.code-window pre {
  padding: 24px;
  color: #E2E8F0;
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: .82rem;
  line-height: 1.75;
  overflow-x: auto;
}

.code-window .c-kw {
  color: #C084FC;
}

.code-window .c-fn {
  color: #60A5FA;
}

.code-window .c-str {
  color: #34D399;
}

.code-window .c-num {
  color: #FB923C;
}

.code-window .c-cmt {
  color: #475569;
}

.code-window .c-key {
  color: #F472B6;
}

/* ================================================================
   고객사 로고
   ================================================================ */
.clients {
  background: var(--bg);
}

.clients-label {
  text-align: center;
  margin-bottom: 36px;
}

.client-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.client-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 160px;
  height: 60px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 700;
  color: var(--text-light);
  transition: all var(--transition);
}

.client-logo:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

/* ================================================================
   후기
   ================================================================ */
.testimonials {
  background: var(--bg-white);
}

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

.testimonial-card {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
}

.testimonial-stars {
  color: #F59E0B;
  font-size: 1rem;
  margin-bottom: 16px;
}

.testimonial-text {
  font-size: .92rem;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 20px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: .95rem;
}

.testimonial-name {
  font-size: .9rem;
  font-weight: 700;
}

.testimonial-role {
  font-size: .82rem;
  color: var(--text-muted);
}

/* ================================================================
   CTA 배너
   ================================================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: #fff;
  padding: 80px 0;
  text-align: center;
}

.cta-banner h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -.03em;
  margin-bottom: 16px;
}

.cta-banner p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, .8);
  margin-bottom: 36px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ================================================================
   FOOTER
   ================================================================ */
.site-footer {
  background: #1c2e4a;
  color: #94A3B8;
  padding: 64px 0 32px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  margin-bottom: 32px;
}

.footer-logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: -.03em;
}

.footer-logo span {
  color: var(--accent);
}

.footer-tagline {
  font-size: .9rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-contact {
  font-size: .88rem;
}

.footer-contact .tel {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
}

.footer-contact .hours {
  font-size: .82rem;
  color: #64748B;
  margin-top: 4px;
}

.footer-col h4 {
  font-size: .85rem;
  font-weight: 700;
  color: #CBD5E1;
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 16px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  font-size: .88rem;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .82rem;
  color: #475569;
}

.footer-bottom a {
  color: #475569;
}

.footer-bottom a:hover {
  color: #94A3B8;
}

.footer-bottom-links {
  display: flex;
  gap: 16px;
}

.footer-cert {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.footer-cert span {
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--radius-sm);
  padding: .25rem .65rem;
  font-size: .78rem;
  color: #94A3B8;
}

/* ================================================================
   로그인 · 회원가입 (앱 콘솔과 동일 톤)
   ================================================================ */
body.auth-shell {
  background: var(--bg);
  font-family: 'Malgun Gothic', 'Apple SD Gothic Neo', sans-serif;
}

.auth-main {
  min-height: calc(100vh - 48px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px 20px 40px;
}

.auth-main.auth-main--signup {
  align-items: flex-start;
  padding-top: 20px;
}

.login-page,
.signup-page {
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
}

.login-card,
.signup-card {
  width: 100%;
  max-width: 440px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 28px 32px 32px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, .06);
}

.signup-card {
  max-width: 560px;
}

.login-card-logo,
.signup-logo {
  font-size: 17px;
  font-weight: 800;
  color: #1c2e4a;
  letter-spacing: -.03em;
  margin-bottom: 4px;
  display: inline-block;
  text-decoration: none;
}

.login-card-logo span,
.signup-logo span {
  color: var(--accent);
}

.login-card-sub,
.signup-sub {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.5;
}

.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  font-size: 11.5px;
  font-weight: 600;
  color: #555;
  margin-bottom: 4px;
}

.form-group input {
  width: 100%;
  height: 36px;
  padding: 0 10px;
  border: 1px solid #c8cdd5;
  border-radius: 3px;
  font-size: 13px;
  font-family: inherit;
  color: var(--text);
  transition: border-color var(--transition);
  outline: none;
  background: #fff;
}

.form-group input:focus {
  border-color: var(--primary);
}

.login-submit {
  width: 100%;
  height: 36px;
  padding: 0 16px;
  background: var(--primary);
  color: #fff;
  border: 1px solid var(--primary);
  border-radius: 3px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  margin-top: 10px;
  font-family: inherit;
}

.login-submit:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

.login-error {
  background: #FEF2F2;
  border: 1px solid #FECACA;
  color: #DC2626;
  border-radius: var(--radius-sm);
  padding: .75rem 1rem;
  font-size: .9rem;
  margin-bottom: 18px;
}

.login-back {
  text-align: center;
  margin-top: 20px;
  font-size: .88rem;
  color: var(--text-muted);
}

.login-back a {
  color: var(--primary);
  font-weight: 600;
}

.auth-footer-links {
  text-align: center;
  margin-top: 18px;
  font-size: 12.5px;
  color: var(--text-muted);
}

.auth-footer-links a {
  color: var(--primary);
  font-weight: 600;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.signup-section {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
  margin: 22px 0 14px;
}

.signup-section:first-of-type {
  margin-top: 0;
}

.signup-success {
  background: #ECFDF5;
  border: 1px solid #6EE7B7;
  color: #065F46;
  border-radius: 6px;
  padding: .75rem 1rem;
  font-size: 13px;
  margin-bottom: 16px;
}

.signup-success a {
  font-weight: 700;
  color: #065F46;
}

@media (max-width: 480px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ================================================================
   서비스 페이지
   ================================================================ */
.page-hero {
  background: linear-gradient(160deg, #1c2e4a 0%, #243b55 45%, #2d4a6a 100%);
  color: #fff;
  padding: 80px 0 70px;
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -.03em;
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.05rem;
  color: #CBD5E1;
  max-width: 540px;
  margin: 0 auto;
}

.service-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.service-detail-card {
  background: var(--bg-white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  transition: all var(--transition);
}

.service-detail-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.service-detail-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.service-detail-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-detail-card p {
  font-size: .92rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.feature-tag {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: .25rem .75rem;
  font-size: .8rem;
  color: var(--text-muted);
}

/* ================================================================
   요금제 페이지
   ================================================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pricing-card {
  background: var(--bg-white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  position: relative;
  transition: all var(--transition);
}

.pricing-card.popular {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 82, 204, .12);
}

.pricing-popular-badge {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: .78rem;
  font-weight: 700;
  padding: .3rem 1rem;
  border-radius: 0 0 8px 8px;
}

.pricing-name {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pricing-price {
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: -.04em;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 4px;
}

.pricing-price small {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
}

.pricing-unit {
  font-size: .85rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.pricing-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
}

.pricing-feature .check {
  color: #10B981;
  font-size: 1rem;
}

.pricing-feature .cross {
  color: #CBD5E1;
  font-size: 1rem;
}

/* ================================================================
   고객지원 페이지
   ================================================================ */
.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.support-card {
  background: var(--bg-white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition);
}

.support-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.support-card-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.support-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.support-card p {
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
  background: none;
  border: none;
  text-align: left;
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font);
  color: var(--text);
}

.faq-question .arrow {
  font-size: .75rem;
  color: var(--text-muted);
  transition: transform var(--transition);
}

.faq-item.open .faq-question .arrow {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 24px 18px;
}

/* ================================================================
   404 페이지
   ================================================================ */
.not-found {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 24px;
}

.not-found h1 {
  font-size: 6rem;
  font-weight: 900;
  color: var(--border);
  line-height: 1;
}

.not-found h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.not-found p {
  color: var(--text-muted);
  margin-bottom: 28px;
}

/* ================================================================
   반응형
   ================================================================ */
@media (max-width: 1024px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .api-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-visual {
    display: none;
  }

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

@media (max-width: 768px) {
  section {
    padding: 56px 0;
  }

  .hero {
    padding: 64px 0 56px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

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

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

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

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

  .service-detail-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-menu,
  .nav-actions {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .nav-mobile-open .nav-menu {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 48px;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    padding: 16px;
    gap: 4px;
    border-top: 1px solid rgba(255, 255, 255, .08);
  }

  .nav-mobile-open .nav-actions {
    display: flex;
    position: absolute;
    top: auto;
    padding: 0 16px 16px;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

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

  .client-logos .client-logo {
    width: calc(50% - 8px);
  }

  .trust-strip-inner {
    gap: 20px;
  }

  .hero-actions {
    flex-direction: column;
  }
}