* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Pretendard", sans-serif;
  color: #111;
  background: #fff;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* HERO */
.hero {
  padding: 120px 0 100px;
  background: #f5f7fb;
}

.badge {
  display: inline-block;
  background: #e9eeff;
  color: #2b4eff;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 2.6rem;
  line-height: 1.3;
  margin-bottom: 20px;
}

.hero-desc {
  font-size: 1.1rem;
  color: #555;
  margin-bottom: 40px;
}

/* slide */
.hero-slider {
  position: relative;
}

.hero-slide {
  display: none;
}

.hero-slide.active {
  display: block;
}

.hero-indicator {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
}

.hero-indicator .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ccc;
  cursor: pointer;
  transition: all 0.3s ease;
}

.hero-indicator .dot.active {
  width: 20px;
  border-radius: 10px;
  background: #111;
}

/* CTA */
.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-weight: 600;
  border-radius: 14px;
  transition: all 0.25s ease;
}
.cta.primary {
  background: #2b4eff;
  color: #fff;
  padding: 16px 32px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.15);
}

.cta.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.2);
}

.cta.primary:active {
  transform: translateY(0);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.15);
}

.cta.large {
  min-width: 260px;
  height: 56px;
  font-size: 1rem;
}

/* RESULT */
.result {
  background: #f9fafb;
  padding: 80px 0;
}

.result .container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.result-box {
  background: #2b4eff;
  border-radius: 20px;
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.result-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.result-icon img {
  width: 100%;
  height: auto;
}

.result-box strong {
  display: block;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: #ffffff;
}

.result-box p {
  font-size: 14px;
  line-height: 1.6;
  color: #ffffff;
}

.result-icon .icon {
  width: 48px;
  height: 48px;
  color: #ffffff 
}

/* FLOW */
.flow {
  padding: 100px 0;
  background: #fafafa;
}

.flow h2 {
  text-align: center;
  margin-bottom: 50px;
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}

.flow-step {
  background: #fff;
  border-radius: 18px;
  padding: 30px;
  border: 1px solid #eee;
}

.flow-step span {
  font-size: 0.8rem;
  color: #2b4eff;
  font-weight: 700;
}

.flow-step strong {
  display: block;
  margin: 10px 0;
  font-size: 1.1rem;
}

/* CONTROL */
/* CONTROL SECTION */
.control {
  background: #ffffff;
  padding: 100px 0;
}

.control h2 {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 64px;
  letter-spacing: -0.5px;
}

.control-item .sub-text {
  display: block;
  margin-top: 6px;
  font-size: 0.85em;
  line-height: 1.4;
  color: #888;
}



/* GRID */
.control-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

/* ITEM CARD */
.control-item {
  background: #f9fafb;
  border-radius: 20px;
  padding: 32px 28px;
  text-align: center;
  transition: all 0.3s ease;
}

.control-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  background: #ffffff;
}

/* ICON */
.control-item .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-bottom: 16px;
  font-size: 26px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.1); /* 브랜드 블루 연한 배경 */
}

/* TEXT */
.control-item p {
  font-size: 15px;
  line-height: 1.6;
  color: #333;
}

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

@media (max-width: 640px) {
  .control {
    padding: 80px 0;
  }

  .control h2 {
    font-size: 26px;
    margin-bottom: 40px;
  }

  .control-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}


/* TRUST */
.trust {
  padding: 80px 0;
  background: #fafafa;
  text-align: center;
}

.trust h2 {
  margin-bottom: 12px;
}

.trust-desc {
  color: #666;
  line-height: 1.6;
  margin-bottom: 40px;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 24px;
  max-width: 720px;
  margin: 0 auto;
}

.trust-item {
  background: #fff;
  border-radius: 14px;
  padding: 24px 16px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.04);
}

.trust-item .icon {
  font-size: 28px;
  display: block;
  margin-bottom: 10px;
}

.trust-item p {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 500;
}


/* START */
.start {
  padding: 100px 0;
  text-align: center;
  background: linear-gradient(
    180deg,
    #ffffff 0%,
    #fafafa 100%
  );
}

.start h2 {
  font-size: 2rem;
  line-height: 1.3;
  margin-bottom: 28px;
}

.start .cta {
  margin-bottom: 14px;
}

.start .small {
  font-size: 0.85rem;
  color: #777;
}

/* FOOTER */
.footer {
  padding: 40px 0;
  text-align: center;
  color: #aaa;
  font-size: 0.9rem;
}

/* FADE */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: 0.8s ease;
}

.fade-in.show {
  opacity: 1;
  transform: translateY(0);
}





/*  */


/* HERO GRID */
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

/* MOCKUP WRAP */
.hero-mockup {
  display: flex;
  justify-content: center;
}

/* PHONE FRAME */
/* 전체 기기 */
.phone-frame {
  width: 320px;
  margin: 0 auto;
}

/* 기기 바디 */
.phone-bezel {
  position: relative;
  background: #111;
  border-radius: 40px;
  padding: 14px;
  box-shadow:
    0 30px 60px rgba(0,0,0,.25),
    inset 0 0 0 1px rgba(255,255,255,.05);
}

/* 상단 노치 */
.phone-notch {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 22px;
  background: #000;
  border-radius: 0 0 14px 14px;
  z-index: 3;
}

/* 실제 화면 */
.phone-screen {
  background: linear-gradient(180deg, #f9fafb, #f1f3f5);
  border-radius: 28px;
  padding: 60px 16px 24px;
  min-height: 520px;
  position: relative;
  overflow: hidden;
}

/* 카드 기본 */
.proposal-card {
  background: #fff;
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,.12);
}

/* 메인 카드 */
.proposal-card.main {
  position: relative;
  z-index: 2;
}
.card-info {
  list-style: none;
  padding: 0;
  margin: 0;
}

.card-info li {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  padding: 6px 0;
}
/* 뒤에 깔리는 카드 */
.proposal-card.sub {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  height: 120px;
  background: #e9ecef;
  border-radius: 16px;
  z-index: 1;
}

.proposal-card.sub.one {
  top: 90px;
  opacity: 0.6;
}

.proposal-card.sub.two {
  top: 130px;
  opacity: 0.35;
}

/* 버튼 */
.card-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.accept {
  flex: 1;
  background: #2f80ed;
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px;
}

.reject {
  flex: 1;
  background: #e0e0e0;
  border: none;
  border-radius: 8px;
  padding: 10px;
}

/* FAQ */
.faq {
  padding: 80px 0;
  background: #fafafa;
}

.faq h2 {
  text-align: center;
  margin-bottom: 40px;
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid #e5e5e5;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 0;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question .arrow {
  width: 10px;
  height: 10px;
  border-right: 2px solid #999;
  border-bottom: 2px solid #999;
  transform: rotate(45deg);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-question .arrow {
  transform: rotate(-135deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  font-size: 14px;
  line-height: 1.6;
  color: #555;
  transition: max-height 0.3s ease;
  padding-right: 20px;
}

.faq-item.active .faq-answer {
  max-height: 200px;
  padding-bottom: 20px;
}



/* =========================
   MOBILE (≤ 768px)
========================= */
@media (max-width: 768px) {

  /* CONTAINER */
  .container {
    padding: 0 16px;
  }

  /* HERO */
  .hero {
    padding: 80px 0 60px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-text {
    text-align: center;
  }

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

  .hero-desc {
    font-size: 1rem;
  }

  .hero-text .cta {
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
  }
  .hero-mockup {
    order: 2;
  }

  /* MOCKUP */
  .phone-frame {
    transform: scale(0.9);
  }

  .phone-screen {
    min-height: 400px;
    padding: 56px 14px 20px;
  }

  /* RESULT */
  .result {
    padding: 60px 0;
  }

  .result .container {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .result-box {
    padding: 28px 20px;
  }

  /* FLOW */
  .flow {
    padding: 80px 0;
  }

  .flow h2 {
    font-size: 24px;
    margin-bottom: 32px;
  }

  .flow-step {
    padding: 24px;
  }

  /* CONTROL */
  .control {
    padding: 80px 0;
  }

  .control-item {
    padding: 28px 22px;
  }

  /* TRUST */
  .trust {
    padding: 60px 0;
  }

  .trust h2 {
    font-size: 24px;
  }

  /* START CTA */
  .start {
    padding: 80px 0;
  }

  .start h2 {
    font-size: 24px;
    line-height: 1.4;
  }

  .cta.large {
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
  }

  /* FOOTER */
  .footer {
    padding: 32px 0;
    font-size: 0.8rem;
  }
}