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

:root {
  --black: #111111;
  --dark: #1a1a1a;
  --dark-gray: #2a2a2a;
  --mid-gray: #555555;
  --text-gray: #888888;
  --light-gray: #bbbbbb;
  --border: #eeeeee;
  --bg-light: #f9f9f9;
  --white: #ffffff;
  --accent: #111111;
  --accent-light: #f4f4f4;
  --yellow: #facc15;
  --green: #34d399;
  --blue: #3b82f6;
  --purple: #8b5cf6;
  --orange: #f97316;
  --pink: #ec4899;
  --header-height: 64px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ===== Header ===== */
.header5 {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: background 0.3s, backdrop-filter 0.3s, box-shadow 0.3s;
}

.header5.on-hero {
  background: #ffffff;
}

.header5.scrolled {
  background: #ffffff;
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}

.header5 .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.header5 .logo5 {
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--dark);
}

.header5 .logo5 .logo-dot {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.header5 .logo5 .logo-dot img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.header5 .logo5 .logo-light {
  font-weight: 300;
}

.nav5 {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav5 a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-gray);
  transition: color 0.3s;
}

.nav5 a:hover { color: var(--dark); }

.header-cta5 {
  padding: 10px 24px;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  background: var(--dark);
  border: 1.5px solid var(--dark);
  transition: all 0.3s;
}

.header-cta5:hover {
  opacity: 0.85;
}

/* Mobile Toggle */
.mobile-toggle5 {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-toggle5 svg { stroke: var(--dark); }

/* Mobile Nav */
.mobile-nav5 {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: #ffffff;
  z-index: 1001;
  padding: 32px 40px;
  flex-direction: column;
  gap: 0;
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.3s, transform 0.3s;
  pointer-events: none;
  overflow-y: auto;
}

.mobile-nav5.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.mobile-nav5 a {
  display: block;
  padding: 20px 0;
  font-size: 24px;
  font-weight: 600;
  color: #1a1a1a !important;
  border-bottom: 1px solid #e5e5e5;
}

.mobile-nav5 a:last-child {
  border-bottom: none;
}

/* ===== Hero ===== */
.hero5 {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, #f8f8f8 0%, #f0f0f0 50%, #e8e8e8 100%);
  overflow: hidden;
}

.hero5-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero5-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--dark);
  padding: 0 20px;
}

.hero5-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  border-radius: 100px;
  background: #fff;
  border: 1px solid var(--border);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-gray);
  margin-bottom: 32px;
}

.hero5-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero5-title {
  font-size: clamp(40px, 7vw, 72px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -2px;
  margin-bottom: 24px;
}

.hero5-title .accent {
  background: linear-gradient(135deg, #555, #111, #555);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero5-desc {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--mid-gray);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto 48px;
  font-weight: 400;
}

.hero5-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 36px;
  background: var(--dark);
  color: #fff;
  border-radius: 100px;
  font-size: 16px;
  font-weight: 700;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 36px;
  background: transparent;
  color: var(--mid-gray);
  border: 1.5px solid var(--border);
  border-radius: 100px;
  font-size: 16px;
  font-weight: 600;
  transition: all 0.2s;
}

.btn-hero-secondary:hover {
  color: var(--dark);
  border-color: var(--mid-gray);
  background: rgba(0,0,0,0.03);
}

.hero5-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--light-gray);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero5-scroll .line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--light-gray), transparent);
  animation: scroll-line 2s infinite;
}

@keyframes scroll-line {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===== Section Common ===== */
.section-giant {
  position: relative;
  overflow: hidden;
}

.giant-text {
  font-size: clamp(60px, 12vw, 180px);
  font-weight: 900;
  color: rgba(0,0,0,0.03);
  letter-spacing: -4px;
  line-height: 1;
  position: absolute;
  white-space: nowrap;
  user-select: none;
  pointer-events: none;
}

.giant-text.top-left { top: 40px; left: -20px; }
.giant-text.top-right { top: 40px; right: -20px; }
.giant-text.center { top: 40px; left: 50%; transform: translateX(-50%); }

.section-label {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-heading {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.25;
  color: var(--dark);
  margin-bottom: 20px;
}

.section-desc {
  font-size: 17px;
  color: var(--text-gray);
  line-height: 1.8;
  max-width: 520px;
}

/* ===== Feature Grid (6 cards) ===== */
.feature-grid-section {
  padding: 140px 0 120px;
  background: var(--white);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.feat-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 28px;
  transition: transform 0.3s, box-shadow 0.3s;
  cursor: default;
}

.feat-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.08);
}

.feat-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 24px;
}

.feat-card-icon.green { background: rgba(52,211,153,0.12); }
.feat-card-icon.blue { background: rgba(59,130,246,0.12); }
.feat-card-icon.purple { background: rgba(139,92,246,0.12); }
.feat-card-icon.orange { background: rgba(249,115,22,0.12); }
.feat-card-icon.pink { background: rgba(236,72,153,0.12); }
.feat-card-icon.yellow { background: rgba(250,204,21,0.15); }

.feat-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.feat-card p {
  font-size: 14px;
  color: var(--text-gray);
  line-height: 1.7;
}

.feat-card-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.feat-card-tag {
  padding: 4px 10px;
  border-radius: 100px;
  background: var(--bg-light);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-gray);
}

/* ===== Zigzag Feature Section ===== */
.detail-section {
  padding: 140px 0;
  background: var(--bg-light);
}

.detail-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 120px;
}

.detail-item:last-child {
  margin-bottom: 0;
}

.detail-item.reverse {
  direction: rtl;
}

.detail-item.reverse > * {
  direction: ltr;
}

.detail-text .detail-num {
  font-size: 14px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.detail-text h3 {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.3;
  color: var(--dark);
  margin-bottom: 20px;
}

.detail-text p {
  font-size: 16px;
  color: var(--text-gray);
  line-height: 1.8;
  margin-bottom: 32px;
}

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

.detail-tag {
  padding: 8px 16px;
  border-radius: 100px;
  background: var(--white);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-gray);
  border: 1px solid var(--border);
}

.detail-image {
  border-radius: 24px;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--white);
}

.detail-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ===== Killer Feature (Cost Calculator) ===== */
.killer-section {
  padding: 140px 0;
  background: var(--dark);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.killer-section::before {
  content: '';
  position: absolute;
  top: -300px;
  right: -200px;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(250,204,21,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.killer-section::after {
  content: '';
  position: absolute;
  bottom: -200px;
  left: -100px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.killer-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.killer-text .section-label {
  color: var(--yellow);
}

.killer-text .section-heading {
  color: #fff;
}

.killer-text .killer-desc {
  font-size: 17px;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
  margin-bottom: 40px;
}

.killer-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.killer-feat {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.killer-feat-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
}

.killer-feat h4 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.killer-feat p {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

.killer-visual {
  position: relative;
}

.killer-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 24px;
  padding: 40px;
  backdrop-filter: blur(10px);
}

.killer-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}

.killer-card-header .kc-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(250,204,21,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.killer-card-header h4 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

.killer-card-header span {
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}

.kc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.kc-row:last-child {
  border-bottom: none;
  padding-top: 20px;
}

.kc-label {
  font-size: 15px;
  color: rgba(255,255,255,0.6);
}

.kc-value {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
}

.kc-row.total .kc-label {
  font-size: 17px;
  font-weight: 700;
  color: rgba(255,255,255,0.8);
}

.kc-row.total .kc-value {
  font-size: 24px;
  font-weight: 800;
  color: var(--yellow);
  letter-spacing: -0.5px;
}

/* ===== Stats ===== */
.stats-section {
  padding: 120px 0;
  background: var(--white);
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,0,0,0.02) 0%, transparent 70%);
  pointer-events: none;
}

.stats-top {
  text-align: center;
  margin-bottom: 80px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-item .stat-number {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  letter-spacing: -2px;
  margin-bottom: 8px;
  background: linear-gradient(135deg, #111, #555);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-item .stat-label {
  font-size: 15px;
  color: var(--text-gray);
  font-weight: 500;
}

/* ===== Steps Section ===== */
.steps-section {
  padding: 140px 0;
  background: var(--bg-light);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 64px;
}

.step-card {
  text-align: center;
  padding: 40px 24px;
}

.step-num {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--white);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  color: var(--dark);
  margin: 0 auto 24px;
}

.step-card h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.step-card p {
  font-size: 14px;
  color: var(--text-gray);
  line-height: 1.7;
}

/* ===== Reviews Section ===== */
.reviews-section {
  padding: 140px 0 100px;
  background: var(--white);
  overflow: hidden;
}

.reviews-track {
  display: flex;
  gap: 24px;
  margin-top: 64px;
  animation: scroll-reviews 45s linear infinite;
}

.reviews-track:hover {
  animation-play-state: paused;
}

@keyframes scroll-reviews {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.review-card {
  flex: 0 0 360px;
  background: var(--white);
  border-radius: 20px;
  padding: 32px;
  border: 1px solid var(--border);
  transition: transform 0.3s, box-shadow 0.3s;
}

.review-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.06);
}

.review-stars {
  display: flex;
  gap: 2px;
  margin-bottom: 16px;
}

.review-stars svg {
  width: 16px;
  height: 16px;
  fill: #facc15;
}

.review-text {
  font-size: 15px;
  color: var(--mid-gray);
  line-height: 1.7;
  margin-bottom: 20px;
}

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

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.review-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
}

.review-meta {
  font-size: 12px;
  color: var(--light-gray);
}

/* ===== FAQ Section ===== */
.faq5-section {
  padding: 120px 0;
  background: var(--bg-light);
}

.faq5-list {
  max-width: 720px;
  margin: 48px auto 0;
}

.faq5-item {
  border-bottom: 1px solid var(--border);
}

.faq5-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  cursor: pointer;
  font-size: 17px;
  font-weight: 600;
  color: var(--dark);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-family: inherit;
}

.faq5-question svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  stroke: var(--light-gray);
  transition: transform 0.3s;
}

.faq5-item.open .faq5-question svg {
  transform: rotate(180deg);
}

.faq5-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq5-answer-inner {
  padding: 0 0 24px;
  font-size: 15px;
  color: var(--text-gray);
  line-height: 1.8;
}

.faq5-item.open .faq5-answer {
  max-height: 300px;
}

/* ===== CTA Section ===== */
.cta-section {
  padding: 140px 0;
  background: var(--white);
  text-align: center;
}

.cta-section .section-heading {
  margin-bottom: 16px;
}

.cta-desc {
  font-size: 17px;
  color: var(--text-gray);
  line-height: 1.8;
  margin-bottom: 48px;
}

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

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 40px;
  border-radius: 100px;
  font-size: 16px;
  font-weight: 700;
  transition: all 0.2s;
}

.btn-cta.primary {
  background: var(--dark);
  color: var(--white);
}

.btn-cta.primary:hover {
  background: var(--mid-gray);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.btn-cta.secondary {
  background: var(--bg-light);
  color: var(--dark);
}

.btn-cta.secondary:hover {
  background: var(--border);
}

/* ===== Footer ===== */
.footer5 {
  background: var(--bg-light);
  color: var(--text-gray);
  padding: 80px 0 40px;
  border-top: 1px solid var(--border);
}

.footer5-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--border);
}

.footer5-brand .logo5 {
  font-size: 20px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 2px;
}

.footer5-brand .logo5 .logo-dot {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer5-brand .logo5 .logo-dot img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.footer5-brand .logo-light {
  font-weight: 300;
}

.footer5-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--light-gray);
  max-width: 300px;
}

.footer5-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 20px;
}

.footer5-col a {
  display: block;
  font-size: 14px;
  color: var(--light-gray);
  margin-bottom: 12px;
  transition: color 0.2s;
}

.footer5-col a:hover {
  color: var(--dark);
}

.footer5-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 40px;
  font-size: 13px;
  color: var(--light-gray);
}

.footer5-social {
  display: flex;
  gap: 16px;
}

.footer5-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.footer5-social a:hover {
  background: var(--border);
}

.footer5-social svg {
  width: 16px;
  height: 16px;
  fill: var(--text-gray);
}

/* ===== Scroll Animations ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ===== Back to Top ===== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s, transform 0.3s;
  z-index: 100;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--bg-light);
}

.back-to-top svg {
  stroke: var(--dark);
  width: 20px;
  height: 20px;
}

/* ===== Page Hero (Sub-pages) ===== */
.page-hero5 {
  position: relative;
  padding: 180px 0 100px;
  background: var(--dark);
  overflow: hidden;
  text-align: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.page-hero5 .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.45) 0%, rgba(0, 0, 0, 0.2) 100%);
  z-index: 1;
}

.page-hero5 canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.page-hero5 .container {
  position: relative;
  z-index: 2;
}

.page-hero5 .hero5-badge {
  margin-bottom: 24px;
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.7);
}

.page-hero5 .hero5-badge .dot {
  background: var(--green);
}

.page-hero5 h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  color: #fff;
  letter-spacing: -1.5px;
  line-height: 1.2;
  margin-bottom: 20px;
}

.page-hero5 p {
  font-size: 17px;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  max-width: 500px;
  margin: 0 auto;
}

/* ===== Icon Card Grid (Sub-pages) ===== */
.icon-card-section {
  padding: 120px 0;
  background: var(--white);
}

.icon-card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.icon-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 28px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.icon-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.08);
}

.icon-card .icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 24px;
}

.icon-card .icon-wrap.bg-green { background: rgba(52,211,153,0.12); }
.icon-card .icon-wrap.bg-blue { background: rgba(59,130,246,0.12); }
.icon-card .icon-wrap.bg-purple { background: rgba(139,92,246,0.12); }
.icon-card .icon-wrap.bg-orange { background: rgba(249,115,22,0.12); }
.icon-card .icon-wrap.bg-pink { background: rgba(236,72,153,0.12); }
.icon-card .icon-wrap.bg-yellow { background: rgba(250,204,21,0.15); }
.icon-card .icon-wrap.bg-red { background: rgba(239,68,68,0.12); }
.icon-card .icon-wrap.bg-teal { background: rgba(20,184,166,0.12); }

.icon-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.icon-card p {
  font-size: 14px;
  color: var(--text-gray);
  line-height: 1.7;
}

/* ===== Highlight Box ===== */
.highlight-section {
  padding: 120px 0;
  background: var(--bg-light);
}

.highlight-box {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 48px;
  margin-top: 48px;
}

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

.highlight-item {
  text-align: center;
}

.highlight-item .hi-number {
  font-size: 36px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -1px;
  margin-bottom: 8px;
}

.highlight-item .hi-label {
  font-size: 14px;
  color: var(--text-gray);
}

/* ===== Compare Cards ===== */
.compare-section {
  padding: 120px 0;
  background: var(--white);
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
}

.compare-card {
  border-radius: 20px;
  padding: 36px;
}

.compare-card.bad {
  background: var(--bg-light);
  border: 1px solid var(--border);
}

.compare-card.good {
  background: var(--dark);
  color: #fff;
}

.compare-label {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 16px;
}

.compare-card.bad .compare-label {
  background: rgba(239,68,68,0.1);
  color: #ef4444;
}

.compare-card.good .compare-label {
  background: rgba(52,211,153,0.15);
  color: #34d399;
}

.compare-card h4 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.compare-card ul {
  list-style: none;
  padding: 0;
}

.compare-card ul li {
  font-size: 15px;
  line-height: 2;
  padding-left: 24px;
  position: relative;
}

.compare-card.bad ul li {
  color: var(--text-gray);
}

.compare-card.bad ul li::before {
  content: '✕';
  position: absolute;
  left: 0;
  color: #ef4444;
  font-weight: 700;
}

.compare-card.good ul li {
  color: rgba(255,255,255,0.7);
}

.compare-card.good ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #34d399;
  font-weight: 700;
}

/* ===== Info Banner ===== */
.info-banner {
  margin-top: 48px;
  padding: 32px 40px;
  border-radius: 20px;
  background: var(--dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.info-banner h4 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.info-banner p {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
}

.info-banner a {
  padding: 12px 28px;
  border-radius: 100px;
  background: var(--white);
  color: var(--dark);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  transition: opacity 0.2s;
}

.info-banner a:hover {
  opacity: 0.9;
}

/* ===== Process Vertical ===== */
.process-section {
  padding: 120px 0;
  background: var(--bg-light);
}

.process-vertical {
  max-width: 640px;
  margin: 48px auto 0;
}

.process-step {
  display: flex;
  gap: 24px;
  padding-bottom: 40px;
  position: relative;
}

.process-step:last-child {
  padding-bottom: 0;
}

.process-step::before {
  content: '';
  position: absolute;
  left: 23px;
  top: 48px;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.process-step:last-child::before {
  display: none;
}

.process-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--dark);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 800;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.process-content h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
  padding-top: 10px;
}

.process-content p {
  font-size: 15px;
  color: var(--text-gray);
  line-height: 1.7;
}

/* ===== Category Tags (Inline list) ===== */
.category-list {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.category-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 100px;
  background: var(--white);
  border: 1px solid var(--border);
  font-size: 15px;
  font-weight: 600;
  color: var(--dark);
  transition: all 0.2s;
}

.category-chip:hover {
  background: var(--dark);
  color: #fff;
  border-color: var(--dark);
}

.category-chip .chip-icon {
  font-size: 18px;
}

/* ===== Feature Showcase (large card) ===== */
.showcase-section {
  padding: 120px 0;
  background: var(--white);
}

.showcase-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  background: var(--bg-light);
  border-radius: 24px;
  padding: 60px;
  margin-top: 48px;
}

.showcase-card .sc-text h3 {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
  line-height: 1.3;
}

.showcase-card .sc-text p {
  font-size: 16px;
  color: var(--text-gray);
  line-height: 1.8;
  margin-bottom: 24px;
}

.showcase-card .sc-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.showcase-card .sc-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--mid-gray);
}

.showcase-card .sc-list-item .sc-check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(52,211,153,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 12px;
  color: var(--green);
}

.showcase-card .sc-image {
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.showcase-card .sc-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ===== Responsive (Sub-pages) ===== */
@media (max-width: 1024px) {
  .icon-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .compare-grid {
    grid-template-columns: 1fr 1fr;
  }
  .highlight-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .showcase-card {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 40px;
  }
}

@media (max-width: 768px) {
  .page-hero5 {
    padding: 140px 0 80px;
  }
  .icon-card-section, .highlight-section, .compare-section, .process-section, .showcase-section {
    padding: 80px 0;
  }
  .icon-card-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .compare-grid {
    grid-template-columns: 1fr;
  }
  .highlight-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .highlight-box {
    padding: 32px 24px;
  }
  .info-banner {
    flex-direction: column;
    text-align: center;
  }
  .showcase-card {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 32px 24px;
  }
  .category-chip {
    padding: 10px 18px;
    font-size: 14px;
  }
}

/* ===== Responsive (Main) ===== */
@media (max-width: 1024px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .killer-content {
    grid-template-columns: 1fr;
    gap: 60px;
  }
  .footer5-top {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  .nav5, .header-cta5 {
    display: none;
  }

  .mobile-toggle5 {
    display: block;
  }

  .mobile-nav5 {
    display: flex;
  }

  .hero5 {
    min-height: 100svh;
  }

  .hero5-title {
    letter-spacing: -1px;
  }

  .hero5-actions {
    flex-direction: column;
  }

  .btn-hero-primary, .btn-hero-secondary {
    width: 100%;
    justify-content: center;
    max-width: 280px;
  }

  .feature-grid-section, .detail-section, .stats-section, .steps-section, .reviews-section, .cta-section, .killer-section {
    padding: 80px 0;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .detail-item {
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 80px;
  }

  .detail-item.reverse {
    direction: ltr;
  }

  .detail-image {
    order: -1;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .step-card {
    padding: 24px;
    text-align: left;
    display: flex;
    gap: 20px;
    align-items: flex-start;
  }

  .step-num {
    margin: 0;
    flex-shrink: 0;
  }

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

  .review-card {
    flex: 0 0 300px;
  }

  .footer5-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer5-bottom {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn-cta {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }

  .giant-text {
    display: none;
  }

  .faq5-section {
    padding: 80px 0;
  }
}