/* ===========================================
   FASTWEB — 섹션별 스타일 + 반응형 (다크 테마 전면 적용)
   =========================================== */

/* =====================
   공통 헤더
   ===================== */
.header {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  width: calc(100% - 32px);
  max-width: 1200px;
  height: 64px;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.8) 0%,
    rgba(10, 10, 10, 0.6) 100%
  );
  backdrop-filter: blur(32px) saturate(200%) brightness(110%);
  -webkit-backdrop-filter: blur(32px) saturate(200%) brightness(110%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  transition:
    background var(--transition-slow),
    backdrop-filter var(--transition-slow),
    border-color var(--transition-slow),
    box-shadow var(--transition-slow);
}

.header.is-scrolled {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-6);
  padding: 0 var(--space-6);
}

.header__logo {
  text-decoration: none;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.header__logo-img {
  height: 28px;
  width: auto;
  display: block;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.header__nav-link {
    font-size: var(--text-body-sm);
    font-weight: 500;
    color: rgb(255 255 255 / 90%);
    text-decoration: none;
    transition: color var(--transition-base);
    display: flex;
    align-items: center;
}

.header__right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* 모바일 햄버거 버튼 */
.header__menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-white);
  background: none;
  border: none;
  cursor: pointer;
}

/* 모바일 내비게이션 드롭다운 */
.header__mobile-nav {
  display: none;
  position: absolute;
  top: calc(64px + 8px);
  left: 0;
  right: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.9) 0%,
    rgba(10, 10, 10, 0.85) 100%
  );
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-top: none;
  border-bottom-left-radius: 12px;
  border-bottom-right-radius: 12px;
  padding: var(--space-4) var(--space-6);
  flex-direction: column;
  gap: 0;
}

.header__mobile-nav.is-open {
  display: flex;
}

.header__mobile-link {
  display: block;
  padding: var(--space-4) 0;
  font-size: var(--text-body-lg);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  border-bottom: 1px solid var(--border-subtle);
  transition: color var(--transition-base);
}

.header__mobile-link:last-child {
  border-bottom: none;
}

.header__mobile-link:hover {
  color: var(--color-white);
}

.btn-primary.header__cta {
    min-height: auto;
}

.header__cta--kakao {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    font-size: var(--text-body-sm);
    font-weight: 500;
    color: var(--color-dark-100);
    border: 1px solid var(--color-dark-600);
    border-radius: var(--radius-md, 8px);
    background: transparent;
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
    cursor: pointer;
}

.header__cta--kakao:hover {
    color: var(--color-white);
    border-color: var(--color-primary, #06b6d4);
    background: rgba(6, 182, 212, 0.1);
}

.header__cta--kakao svg {
    flex-shrink: 0;
}

.header__mobile-cta {
    display: flex;
    gap: var(--space-3, 12px);
    padding: 16px 0 8px;
    border-top: 1px solid var(--color-dark-700, rgba(255,255,255,0.1));
    margin-top: 8px;
}

.header__mobile-cta .btn-primary {
    flex: 1;
    text-align: center;
}

.header__mobile-cta .header__cta--kakao {
    flex: 1;
    justify-content: center;
    font-size: var(--text-body-xs);
}

/* =====================
   01 — Hero 섹션 (다크 전면)
   ===================== */
.section-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--color-dark-900);
  background-image:
    radial-gradient(ellipse at 50% 80%,
      rgba(6, 182, 212, 0.1) 0%,
      transparent 65%),
    radial-gradient(ellipse at 80% 20%,
      rgba(6, 182, 212, 0.05) 0%,
      transparent 50%);
  position: relative;
  overflow: hidden;
  padding-block: var(--section-padding-y-lg);
  padding-top: calc(var(--section-padding-y-lg) + 64px);
}

/* 배경 그리드 텍스처 (litmers.com 스타일) */
.section-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-accent);
  font-size: var(--text-body-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent-400);
  margin-bottom: var(--space-8);
  padding: 6px 14px;
  border: 1px solid rgba(6, 182, 212, 0.25);
  border-radius: var(--radius-full);
  background: rgba(6, 182, 212, 0.08);
}

.hero__label-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-accent-400);
  display: inline-block;
}

.hero__headline {
  font-size: var(--text-display-xl);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: -0.04em;
  color: var(--color-white);
  margin-bottom: var(--space-6);
}

.hero__headline span {
  color: var(--color-accent-400);
}

.hero__subtext {
  font-size: var(--text-body-xl);
  font-weight: 400;
  line-height: var(--leading-relaxed);
  color: var(--text-muted);
  margin-bottom: var(--space-10);
  max-width: 560px;
}

.hero__cta-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-16);
}

.hero__badges {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.hero__badge {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
}

.hero__badge+.hero__badge::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-4));
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 32px;
  background: rgba(255, 255, 255, 0.1);
}

.hero__badge-num {
  font-family: var(--font-accent);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
}

.hero__badge-icon {
  color: var(--color-success-600);
}

.hero__badge-label {
  font-size: var(--text-body-xs);
  color: var(--text-muted);
  white-space: nowrap;
}

/* =====================
   02 — Social Proof 바 (다크)
   ===================== */
.section-proof {
  background-color: var(--color-dark-800);
  border-top: 1px solid var(--border-default);
  border-bottom: 1px solid var(--border-default);
  padding-block: var(--section-padding-y-sm);
}

/* =====================
   공통 섹션 헤더
   ===================== */
.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-header__title {
  font-size: var(--text-heading-xl);
  font-weight: 700;
  color: var(--text-heading);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-4);
}

.section-header__desc {
  font-size: var(--text-body-lg);
  color: var(--text-muted);
  max-width: 560px;
  margin-inline: auto;
}

/* =====================
   03 — 고객 페인포인트 (다크)
   ===================== */
.section-painpoints {
  background-color: var(--color-dark-900);
  padding-block: var(--section-padding-y);
}

.painpoints-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--card-gap);
}

/* 8개 항목: 4열 x 2행 */

.painpoint-card__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(6, 182, 212, 0.1);
  border-radius: var(--radius-md);
  color: var(--color-accent-400);
  margin-bottom: var(--space-4);
  flex-shrink: 0;
}

.painpoint-card__icon svg {
  width: 22px;
  height: 22px;
}

.painpoint-card__title {
  font-size: var(--text-body-xl);
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: var(--space-2);
  line-height: var(--leading-snug);
}

.painpoint-card__desc {
  font-size: var(--text-body-md);
  color: var(--text-muted);
  line-height: var(--leading-normal);
}

/* =====================
   04 — Why FASTWEB (다크)
   ===================== */
.section-why {
  background-color: var(--color-dark-800);
  padding-block: var(--section-padding-y);
}

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

.why-card {
  background: var(--color-dark-700);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 40px;
  transition:
    transform var(--transition-slow),
    box-shadow var(--transition-slow),
    border-color var(--transition-slow);
}

.why-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
}

.why-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(6, 182, 212, 0.12);
  color: var(--color-accent-400);
  border-radius: var(--radius-full);
  font-family: var(--font-accent);
  font-size: var(--text-body-sm);
  font-weight: 700;
  margin-bottom: var(--space-5);
}

.why-card__title {
  font-size: var(--text-heading-md);
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: var(--space-4);
  line-height: var(--leading-snug);
}

.why-card__desc {
  font-size: var(--text-body-md);
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: var(--space-5);
}

.why-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* =====================
   05 — 서비스 섹션 (탭 제거, 카테고리 타이틀)
   ===================== */
.section-services {
  background-color: var(--color-dark-900);
  padding-block: var(--section-padding-y);
}

/* 카테고리 그룹 */
.service-category {
  margin-bottom: var(--space-20);
}

.service-category:last-child {
  margin-bottom: 0;
}

.service-category__header {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--border-default);
}

.service-category__title {
  font-size: var(--text-heading-md);
  font-weight: 700;
  color: var(--text-heading);
  letter-spacing: var(--tracking-tight);
}

.service-category__count {
  font-family: var(--font-accent);
  font-size: var(--text-body-sm);
  color: var(--text-placeholder);
  font-weight: 500;
}

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

.services-grid--2col {
  grid-template-columns: repeat(2, 1fr);
}

.services-grid--wide {
  grid-template-columns: repeat(3, 1fr);
}

/* 서비스 카드 (다크) — 클릭 가능 */
.service-card {
  background: var(--color-dark-700);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--card-padding);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  border-color: var(--color-accent-500);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  transform: translateY(-3px);
}

.service-card:focus-visible {
  outline: 2px solid var(--color-accent-400);
  outline-offset: 2px;
}

.service-card__badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.service-card__name {
  font-size: var(--text-heading-md);
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: var(--space-3);
  line-height: var(--leading-snug);
}

.service-card__desc {
  font-size: var(--text-body-md);
  color: var(--text-muted);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-5);
  flex: 1;
}

.service-card__features {
  margin-bottom: var(--space-6);
}

.service-card__price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: auto;
  padding-top: var(--space-5);
  border-top: 1px solid var(--border-default);
}

.service-card__price-label {
  font-size: var(--text-body-xs);
  color: var(--text-placeholder);
  display: block;
  margin-bottom: 2px;
}

.service-card__price {
  font-family: var(--font-accent);
  font-size: var(--text-heading-md);
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1;
}

/* 카드 하단 "상세보기" 힌트 */
.service-card__cta-hint {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-body-xs);
  font-weight: 600;
  color: var(--color-accent-400);
  letter-spacing: 0.03em;
  white-space: nowrap;
}

/* =====================
   06 — 포트폴리오 (텍스트 기반, litmers 스타일)
   ===================== */
.section-portfolio {
  background-color: var(--color-dark-800);
  padding-block: var(--section-padding-y);
}

/* 포트폴리오 목록 */
.portfolio-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border-default);
}

.portfolio-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--border-default);
  transition: background var(--transition-base);
  cursor: default;
}

.portfolio-item:hover {
  background: rgba(255, 255, 255, 0.02);
}


.portfolio-item__left {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  min-width: 0;
}

.portfolio-item__num {
  font-family: var(--font-accent);
  font-size: var(--text-body-xs);
  color: var(--text-placeholder);
  min-width: 28px;
  flex-shrink: 0;
}

.portfolio-item__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 0;
}

.portfolio-item__name {
  font-size: var(--text-body-xl);
  font-weight: 600;
  color: var(--text-heading);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.portfolio-item__desc {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  line-height: var(--leading-snug);
}

.portfolio-item__right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-shrink: 0;
}

.portfolio-item__arrow {
  display: none;
}

.portfolio-cta {
  text-align: center;
  margin-top: var(--space-12);
}

.portfolio-cta__desc {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

/* =====================
   가격 요약 배너
   ===================== */
.pricing-summary {
  margin-top: var(--space-16);
  padding-top: var(--space-12);
  border-top: 1px solid var(--border-default);
}

.pricing-summary__inner {
  text-align: center;
}

.pricing-summary__title {
  font-size: var(--text-body-lg);
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: var(--space-8);
}

.pricing-summary__items {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.pricing-summary__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.pricing-summary__label {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
}

.pricing-summary__price {
  font-family: var(--font-accent);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent-400);
}

.pricing-summary__divider {
  width: 1px;
  height: 40px;
  background: var(--border-default);
  flex-shrink: 0;
}

.pricing-summary__note {
  margin-top: var(--space-6);
  font-size: var(--text-body-xs);
  color: var(--text-placeholder);
}

/* =====================
   07 — 진행 과정 (프로세스 타임라인)
   ===================== */
/* ==================== 07. 진행 과정 (Process) ==================== */
.section-process {
  background-color: var(--color-dark-800);
  padding-block: var(--section-padding-y);
  position: relative;
}

.section-process .section-label {
  color: var(--color-accent-400);
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--card-gap);
  counter-reset: process-step;
}

.process-step {
  position: relative;
  padding: var(--card-padding);
  background: var(--color-dark-700);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(30px);
}

/* 순차 등장 애니메이션 */
.process-step.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.process-step:nth-child(1) {
  transition-delay: 0s;
}

.process-step:nth-child(2) {
  transition-delay: 0.1s;
}

.process-step:nth-child(3) {
  transition-delay: 0.2s;
}

.process-step:nth-child(4) {
  transition-delay: 0.3s;
}

.process-step:nth-child(5) {
  transition-delay: 0.4s;
}

.process-step:nth-child(6) {
  transition-delay: 0.5s;
}

.process-step:hover {
  border-color: rgba(6, 182, 212, 0.5);
  transform: translateY(-4px);
  background: var(--color-dark-650);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.process-step__number {
  font-family: var(--font-accent);
  font-size: var(--text-body-sm);
  font-weight: 700;
  color: var(--color-accent-400);
  margin-bottom: var(--space-3);
  display: inline-block;
  position: relative;
  opacity: 0;
  transform: scale(0.5) translateY(-10px);
  transition: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  letter-spacing: 0.05em;
}

.process-step.is-visible .process-step__number {
  opacity: 1;
  transform: scale(1) translateY(0);
  transition-delay: 0.2s;
}

.process-step__title {
  font-size: var(--text-body-lg);
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: var(--space-2);
  opacity: 0;
  transform: translateX(-20px);
  transition: all 0.5s ease-out;
}

.process-step.is-visible .process-step__title {
  opacity: 1;
  transform: translateX(0);
  transition-delay: 0.35s;
}

.process-step__desc {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.5s ease-out;
}

.process-step.is-visible .process-step__desc {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.5s;
}

/* =====================
   주요 고객사 로고 바
   ===================== */
.client-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  flex-wrap: wrap;
  margin-bottom: var(--space-12);
  padding: var(--space-6) var(--space-8);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  background: var(--color-dark-800);
}

.client-logo {
  font-size: var(--text-body-md);
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  white-space: nowrap;
  transition: color var(--transition-base);
}

.client-logo:hover {
  color: var(--text-heading);
}

/* =====================
   08 — 리뷰 / 고객 후기 (다크)
   ===================== */
.section-reviews {
  background-color: var(--color-dark-900);
  padding-block: var(--section-padding-y);
}

.reviews-rating-summary {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-12);
  justify-content: center;
}

.reviews-rating-num {
  font-family: var(--font-accent);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1;
}

.reviews-rating-detail {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.reviews-rating-text {
  font-size: var(--text-body-lg);
  font-weight: 500;
  color: var(--text-body);
}

.reviews-count-link {
  font-size: var(--text-body-sm);
  color: var(--color-accent-400);
  text-decoration: underline;
  transition: color var(--transition-base);
}

.reviews-count-link:hover {
  color: var(--color-accent-500);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--card-gap);
}

.review-card {
  background: var(--color-dark-700);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--card-padding);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: border-color var(--transition-slow);
}

.review-card:hover {
  border-color: var(--border-strong);
}

.review-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-5);
  gap: var(--space-3);
}

.review-card__quote-mark {
  font-size: 3rem;
  line-height: 0.8;
  color: rgba(6, 182, 212, 0.25);
  font-family: Georgia, serif;
  font-weight: 700;
  flex-shrink: 0;
}

.review-card__text {
  font-size: var(--text-body-md);
  color: var(--text-body);
  line-height: var(--leading-relaxed);
  flex: 1;
  margin-bottom: var(--space-5);
}

.review-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-default);
  margin-top: auto;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.review-card__author {
  font-size: var(--text-body-sm);
  font-weight: 600;
  color: var(--text-heading);
}

.review-card__amount {
  font-size: var(--text-body-xs);
  color: var(--text-muted);
}

/* =====================
   08 — 팀 소개 / 기술 스택 (다크)
   ===================== */
.section-team {
  background-color: var(--color-dark-800);
  padding-block: var(--section-padding-y);
}

.section-team .section-label {
  color: var(--color-accent-400);
}

.section-team .section-header__title {
  color: var(--text-heading);
}

.section-team .section-header__desc {
  color: var(--text-muted);
}

.team-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.team-info__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-bottom: var(--space-8);
}

.team-info__item {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}

.team-info__label {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  min-width: 110px;
  flex-shrink: 0;
}

.team-info__value {
  font-size: var(--text-body-lg);
  font-weight: 500;
  color: var(--text-heading);
}

.team-info__infra {
  padding: var(--space-6);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
}

.team-info__infra-title {
  font-size: var(--text-body-sm);
  font-weight: 600;
  color: var(--color-accent-400);
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  margin-bottom: var(--space-3);
  font-family: var(--font-accent);
}

.team-info__infra-desc {
  font-size: var(--text-body-md);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
}

.tech-stack__subtitle {
  font-size: var(--text-body-sm);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  margin-bottom: var(--space-4);
  font-family: var(--font-accent);
}

.tech-stack__group {
  margin-bottom: var(--space-6);
}

.tech-stack__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* =====================
   09 — FAQ (다크)
   ===================== */
.section-faq {
  background-color: var(--color-dark-900);
  padding-block: var(--section-padding-y);
}

.faq-cta {
  text-align: center;
  margin-top: var(--space-12);
}

.faq-cta__desc {
  font-size: var(--text-body-md);
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

/* =====================
   10 — 최종 CTA (다크 + 블루 그라디언트)
   ===================== */
.section-final-cta {
  background-color: var(--color-dark-900);
  background-image:
    radial-gradient(ellipse at 50% 0%,
      rgba(6, 182, 212, 0.18) 0%,
      transparent 65%);
  padding-block: var(--section-padding-y-lg);
  text-align: center;
  border-top: 1px solid var(--border-default);
}

.final-cta__divider {
  width: 48px;
  height: 2px;
  background: var(--color-accent-500);
  margin: 0 auto var(--space-10);
  opacity: 0.6;
}

.final-cta__title {
  font-size: var(--text-display-lg);
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.04em;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-5);
}

.final-cta__accent {
  color: var(--color-accent-400);
}

.final-cta__sub {
  font-size: var(--text-body-xl);
  color: var(--text-muted);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-10);
}

.final-cta__btn-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.final-cta__hint {
  margin-top: var(--space-6);
  font-size: var(--text-body-xs);
  color: var(--text-placeholder);
}

/* =====================
   공통 푸터 (다크)
   ===================== */
.site-footer {
  background-color: var(--color-dark-950);
  border-top: 1px solid var(--border-default);
  padding-block: var(--space-12);
}

.site-footer__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.site-footer__logo {
  display: inline-block;
  text-decoration: none;
  margin-bottom: var(--space-3);
}

.site-footer__logo-img {
  height: 24px;
  width: auto;
  display: block;
}

.site-footer__desc {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-3);
  max-width: 320px;
}

.site-footer__copy {
  font-size: var(--text-body-xs);
  color: var(--text-placeholder);
}

.site-footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: flex-end;
}

.site-footer__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-base);
}

.site-footer__link:hover {
  color: var(--color-accent-400);
}

/* =====================
   반응형 — 와이드 1280px+
   ===================== */
@media (min-width: 1280px) {
  .hero__content {
    max-width: 900px;
  }
}

/* =====================
   반응형 — 태블릿 1024px 이하
   ===================== */
@media (max-width: 1024px) {

  /* 헤더 */
  .header__nav {
    display: none;
  }

  .header__menu-btn {
    display: flex;
  }

  /* 페인포인트: 4열 → 2열 */
  .painpoints-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 8개 항목 반응형 */

  /* Why FASTWEB: 3열 → 1열 */
  .why-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin-inline: auto;
  }

  /* 서비스 그리드: 3열 → 2열 */
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-grid--2col {
    grid-template-columns: 1fr 1fr;
  }

  /* 프로세스: 3열 → 2열 */
  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 가격 요약: divider 숨김 */
  .pricing-summary__divider {
    display: none;
  }

  .pricing-summary__items {
    gap: var(--space-6);
  }

  /* 리뷰: 3열 → 2열 */
  .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .review-card:nth-child(3) {
    display: none;
  }

  /* 팀 소개: 2열 → 1열 */
  .team-grid {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  /* 포트폴리오 항목 — 오른쪽 배지 일부 숨김 */
  .portfolio-item__right .badge-category:not(:first-child) {
    display: none;
  }
}

/* =====================
   반응형 — 태블릿 768px 이하
   ===================== */
@media (max-width: 768px) {

  /* Hero */
  .section-hero {
    text-align: center;
  }

  .hero__content {
    margin-inline: auto;
  }

  .hero__label {
    margin-inline: auto;
  }

  .hero__subtext {
    margin-inline: auto;
    font-size: var(--text-body-lg);
    /* xl(18px) → lg(16px) 축소 */
  }

  .hero__cta-row {
    justify-content: center;
    flex-direction: column;
    align-items: stretch;
  }

  .btn-primary--lg {
    width: 100%;
    justify-content: center;
  }

  /* Hero CTA: ghost 버튼도 전체 너비 */
  .hero__cta-row .btn-ghost {
    width: 100%;
    justify-content: center;
    white-space: normal;
  }

  .hero__badges {
    justify-content: center;
    gap: var(--space-6);
  }

  /* Social Proof 바: 4열 → 2열 */
  .proof-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .proof-item+.proof-item::before {
    display: none;
  }

  /* 레이블 텍스트 크기 축소 — 긴 텍스트 줄바꿈 완화 */
  .proof-label {
    font-size: var(--text-body-xs);
  }

  /* 페인포인트: 2열 → 1열 */
  .painpoints-grid {
    grid-template-columns: 1fr;
  }

  /* 서비스: 2열 → 1열 */
  .services-grid,
  .services-grid--2col,
  .services-grid--wide {
    grid-template-columns: 1fr;
  }

  /* 포트폴리오: 화살표 항상 숨김, 이름 줄바꿈 허용 */
  .portfolio-item__arrow {
    display: none;
  }

  .portfolio-item {
    grid-template-columns: 1fr;
  }

  .portfolio-item__right {
    display: none;
  }

  .portfolio-item__name {
    white-space: normal;
    /* 모바일 1열에서 자연스럽게 줄바꿈 */
    overflow: visible;
    text-overflow: clip;
  }

  /* 프로세스: 2열 → 1열 */
  .process-timeline {
    grid-template-columns: 1fr;
  }

  /* 고객사 로고 */
  .client-logos {
    gap: var(--space-4) var(--space-6);
    padding: var(--space-4) var(--space-5);
  }

  .client-logo {
    font-size: var(--text-body-sm);
  }

  /* 리뷰: 1열 */
  .reviews-grid {
    grid-template-columns: 1fr;
  }

  .review-card:nth-child(3) {
    display: flex;
  }

  /* 섹션 헤더 */
  .section-header {
    margin-bottom: var(--space-10);
  }

  /* 섹션 설명 텍스트 크기 축소 */
  .section-header__desc {
    font-size: var(--text-body-md);
  }

  /* FAQ 질문 텍스트 크기 축소 — 긴 질문 3줄 방지 */
  .faq-question {
    font-size: var(--text-body-lg);
    padding: var(--space-5) 0;
  }

  /* 헤더 */
  .header__cta {
    font-size: var(--text-body-xs);
    padding: 8px 14px;
  }

  .header__cta--kakao {
    display: none;
  }

  /* 푸터 */
  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-footer__links {
    align-items: flex-start;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-4);
  }

  /* 최종 CTA 버튼 */
  .final-cta__btn-row {
    flex-direction: column;
    align-items: stretch;
  }

  .final-cta__btn-row .btn-primary,
  .final-cta__btn-row .btn-ghost {
    width: 100%;
    justify-content: center;
    white-space: normal;
  }

  /* 모달 */
  .modal-box {
    margin: var(--space-4);
    max-height: 85vh;
  }

  .modal__header,
  .modal__body {
    padding: var(--space-6);
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .service-modal__footer {
    flex-direction: column;
  }

  .service-modal__footer .btn-primary {
    width: 100%;
    justify-content: center;
  }
}

/* =====================
   반응형 — 소형 모바일 480px 이하
   ===================== */
@media (max-width: 480px) {

  /* Hero badges: 배지 래핑 시 divider 구분선 제거 */
  .hero__badges {
    gap: var(--space-4);
  }

  .hero__badge+.hero__badge::before {
    display: none;
    /* 배지가 2행으로 내려갈 때 divider 표시 오류 방지 */
  }

  /* Hero 섹션 상단 패딩 축소 */
  .section-hero {
    padding-top: calc(var(--space-16) + 64px);
    padding-bottom: var(--space-20);
  }

  .why-card {
    padding: var(--space-8);
  }

  .service-card__price-row {
    flex-direction: column;
    align-items: flex-start;
  }

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

  /* Pricing summary: flex 래핑 → 2×2 그리드로 정렬 */
  .pricing-summary__items {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5) var(--space-6);
    justify-items: center;
  }

  .pricing-summary__divider {
    display: none;
  }

  /* Social proof: 작은 화면에서 패딩·숫자 크기 축소 */
  .proof-item {
    padding: var(--space-5) var(--space-3);
  }

  .proof-number {
    font-size: var(--text-heading-md);
  }

  /* 팀 정보 레이블 너비 축소 */
  .team-info__label {
    min-width: 80px;
  }

  /* 리뷰 카드 하단 정보 세로 정렬 */
  .review-card__footer {
    flex-direction: column;
    align-items: flex-start;
  }

  /* 서비스 카테고리 헤더 줄바꿈 */
  .service-category__header {
    flex-wrap: wrap;
    gap: var(--space-2);
  }
}

/* =====================
   모션 감소 설정 (Process)
   ===================== */
@media (prefers-reduced-motion: reduce) {

  .process-step,
  .process-step__number,
  .process-step__title,
  .process-step__desc {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* =====================
   터치 타겟 보장
   ===================== */
.btn-primary,
.btn-secondary,
.btn-ghost,
.faq-question,
.header__nav-link,
.site-footer__link,
.modal__close {
  min-height: 44px;
}