/* ============================================
   ROTURN — Antigravity-Inspired Clean Design
   White-first · Spacious · Sophisticated motion
   ============================================ */

/* ---- Design Tokens ---- */
:root {
  --pf-bg: #FFFFFF;
  --pf-bg-alt: #F8F8F8;
  --pf-surface: #FFFFFF;
  --pf-text: #1A1A1A;
  --pf-sub: #666666;
  --pf-muted: #AAAAAA;
  --pf-orange: #F07B1C;
  --pf-orange-soft: rgba(240,123,28,0.06);
  --pf-orange-hover: #E06A0B;
  --pf-orange-glow: rgba(240,123,28,0.15);
  --pf-trust: #1E3A5F;
  --pf-trust-soft: rgba(30,58,95,0.04);
  --pf-border: rgba(0,0,0,0.06);
  --pf-border-light: rgba(0,0,0,0.03);
  --pf-glass: rgba(255,255,255,0.85);
  --pf-glass-border: rgba(0,0,0,0.06);
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.03);
  --shadow-s: 0 2px 8px rgba(0,0,0,0.04);
  --shadow-m: 0 8px 30px rgba(0,0,0,0.06);
  --shadow-l: 0 16px 50px rgba(0,0,0,0.08);
  --shadow-xl: 0 24px 80px rgba(0,0,0,0.10);
  --shadow-orange: 0 8px 32px rgba(240,123,28,0.15);
  --r: 24px;
  --r-sm: 16px;
  --r-lg: 32px;
  --r-xl: 40px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --font-num: 'Outfit', sans-serif;
  --font-display: 'Outfit', sans-serif;
}

/* ---- Global Reset ---- */
body {
  background: var(--pf-bg) !important;
  color: var(--pf-text) !important;
  overflow-x: hidden;
}

::selection {
  background: var(--pf-orange);
  color: #fff;
}

/* Hide dark-theme elements */
.noise-overlay, .custom-cursor, #js-particles, .hero-orb,
.hero-bg-text, .section-dots, .loader, .scroll-progress,
.card-glow { display: none !important; }


/* ============================================
   PRELOADER
   ============================================ */
.pf-loader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  clip-path: inset(0 0 0 0);
}

.pf-loader-inner {
  text-align: center;
}

.pf-loader-speed {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
}

.pf-loader-count {
  font-family: var(--font-num);
  font-size: clamp(80px, 14vw, 140px);
  font-weight: 800;
  color: var(--pf-text);
  line-height: 1;
  letter-spacing: -0.04em;
}

.pf-loader-unit {
  font-family: var(--font-num);
  font-size: clamp(18px, 3vw, 28px);
  font-weight: 500;
  color: var(--pf-muted);
  letter-spacing: -0.01em;
}

.pf-loader-bar {
  width: 200px;
  height: 3px;
  background: var(--pf-border);
  border-radius: 4px;
  margin: 24px auto 16px;
  overflow: hidden;
}

.pf-loader-fill {
  height: 100%;
  width: 0;
  background: var(--pf-orange);
  border-radius: 4px;
  transition: none;
}

.pf-loader-time {
  font-family: var(--font-num);
  font-size: 32px;
  font-weight: 700;
  color: var(--pf-orange);
  letter-spacing: -0.02em;
}

.pf-loader-sec {
  font-size: 16px;
  font-weight: 400;
  color: var(--pf-muted);
  margin-left: 2px;
}

.pf-loader-text {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--pf-muted);
  margin-top: 8px;
}


/* ============================================
   CUSTOM CURSOR (Disabled)
   ============================================ */
.pf-cursor-dot, .pf-cursor-ring {
  display: none !important;
}


/* ============================================
   SCROLL PROGRESS BAR
   ============================================ */
.pf-scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--pf-orange);
  z-index: 10002;
  transform-origin: left;
  transform: scaleX(0);
  will-change: transform;
}


/* (Old particle canvas removed — now using .pf-smoke-canvas and .pf-clean-canvas in hero CSS) */


/* ============================================
   NAV — Clean & Minimal (override common.css)
   ============================================ */
.nav {
  background: transparent;
  mix-blend-mode: normal !important;
  transition: all 0.5s var(--ease);
}

.nav-logo img {
  height: 28px;
  transition: filter 0.4s ease;
}

.nav-links a {
  transition: color 0.4s ease !important;
}

.nav-links a::after {
  background: var(--pf-orange) !important;
}

.nav.scrolled {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--pf-border);
  box-shadow: 0 1px 10px rgba(0,0,0,0.03);
}

/* Nav on dark hero — always white text */
.pf-hero ~ .nav,
.nav:not(.scrolled) {
  --white: #FFFFFF;
}

.nav:not(.scrolled) .nav-logo img {
  filter: brightness(0) invert(1);
}


/* ============================================
   HERO — Dark Cinematic
   ============================================ */
.pf-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #0D0F14;
  overflow: hidden;
  z-index: 1;
}

/* ---- Canvas ---- */
.pf-hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

/* ---- Grid background ---- */
.pf-hero-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(240,123,28,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(240,123,28,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 20%, transparent 70%);
}

/* ---- Glow orbs ---- */
.pf-hero-glow {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.pf-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
}

.pf-glow-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(240,123,28,0.12) 0%, transparent 70%);
  top: -10%;
  left: 50%;
  transform: translateX(-50%);
}

.pf-glow-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(240,123,28,0.06) 0%, transparent 70%);
  bottom: 0;
  right: -5%;
}

/* ============================================
   HERO INTRO SEQUENCE
   Phase 1: Problem text (typewriter → rewind)
   Phase 2: Counter 100→40 (glitch countdown)
   ============================================ */
.pf-hero-intro {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

/* Phase 1 — Problem text typewriter */
.pf-intro-problem {
  position: absolute;
  text-align: center;
  opacity: 0;
}

.pf-intro-problem-text {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: clamp(18px, 3vw, 32px);
  font-weight: 400;
  color: rgba(255,255,255,0.7);
  letter-spacing: -0.01em;
}

.pf-intro-cursor {
  display: inline-block;
  font-family: var(--font-num);
  font-size: clamp(18px, 3vw, 32px);
  font-weight: 300;
  color: var(--pf-orange);
  animation: cursorBlink 0.6s step-end infinite;
  margin-left: 2px;
}

@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Rewind effect — characters shrink & blur towards center */
.pf-intro-problem-text .rewind-char {
  display: inline-block;
  transition: none;
}

/* ---- Inner layout ---- */
.pf-hero-inner {
  position: relative;
  z-index: 5;
  text-align: center;
  max-width: 1000px;
  padding: 140px 6vw 100px;
}

/* ---- Eyebrow ---- */
.pf-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(240,123,28,0.7);
  padding: 8px 20px;
  border: 1px solid rgba(240,123,28,0.15);
  border-radius: 100px;
  margin-bottom: 40px;
  opacity: 0;
}

.pf-hero-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--pf-orange);
  animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(240,123,28,0.4); }
  50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(240,123,28,0); }
}

/* ---- Title slide container ---- */
.pf-hero-title-wrap {
  position: relative;
  min-height: clamp(110px, 20vw, 260px);
  margin: 0 0 32px;
  overflow: hidden;
}

/* ---- Title (each slide) ---- */
.pf-hero-title {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: clamp(48px, 9vw, 120px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.045em;
  color: #FFFFFF;
  margin: 0;
}

.pf-hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transform: translateY(60px);
  pointer-events: none;
  transition: none;
}

.pf-hero-slide.active {
  position: relative;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.pf-hero-line {
  display: block;
  opacity: 0;
  transform: translateY(40px);
}

.pf-hero-accent {
  color: var(--pf-orange);
  position: relative;
  display: inline-block;
  text-shadow: 0 0 30px rgba(240,123,28,0.5), 0 0 60px rgba(240,123,28,0.25), 0 0 120px rgba(240,123,28,0.1);
}

.pf-hero-accent::after {
  content: '';
  position: absolute;
  bottom: 0.02em;
  left: 0;
  width: 0;
  height: 4px;
  background: var(--pf-orange);
  border-radius: 2px;
  box-shadow: 0 0 12px rgba(240,123,28,0.5);
  transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.pf-hero-accent.drawn::after {
  width: 100%;
}

.pf-hero-count {
  font-family: var(--font-num);
  font-weight: 900;
  font-variant-numeric: tabular-nums;
}

/* ---- Subtitle ---- */
.pf-hero-sub {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: clamp(14px, 1.5vw, 17px);
  font-weight: 400;
  line-height: 1.8;
  color: rgba(255,255,255,0.45);
  margin-bottom: 40px;
  opacity: 0;
}

/* ---- Hero CTAs ---- */
.pf-hero-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  margin-bottom: 64px;
  opacity: 0;
}

.pf-btn-hero {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 15px;
  font-weight: 600;
  padding: 16px 32px;
  border-radius: 100px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.4s var(--ease);
}

.pf-btn-hero svg {
  width: 16px;
  height: 16px;
}

.pf-btn-hero-primary {
  background: var(--pf-orange);
  color: #FFFFFF;
  border: 1px solid var(--pf-orange);
  box-shadow: 0 0 20px rgba(240,123,28,0.3), 0 4px 16px rgba(0,0,0,0.3);
}

.pf-btn-hero-primary:hover {
  background: var(--pf-orange-hover);
  box-shadow: 0 0 30px rgba(240,123,28,0.5), 0 8px 24px rgba(0,0,0,0.4);
  transform: translateY(-2px);
}

.pf-btn-hero-ghost {
  background: transparent;
  color: rgba(255,255,255,0.7);
  border: 1px solid rgba(255,255,255,0.15);
}

.pf-btn-hero-ghost:hover {
  color: #FFFFFF;
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.05);
}

/* ---- Stats row ---- */
.pf-hero-stats {
  display: flex;
  justify-content: center;
  gap: clamp(24px, 5vw, 64px);
  opacity: 0;
}

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

.pf-hero-stat-num {
  font-family: var(--font-num);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800;
  color: var(--pf-orange);
  letter-spacing: -0.03em;
  line-height: 1;
  text-shadow: 0 0 30px rgba(240,123,28,0.2);
}

.pf-hero-stat-unit {
  font-family: var(--font-num);
  font-size: clamp(14px, 1.5vw, 20px);
  font-weight: 600;
  color: rgba(240,123,28,0.6);
}

.pf-hero-stat-label {
  display: block;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 13px;
  font-weight: 400;
  color: rgba(255,255,255,0.35);
  margin-top: 8px;
  letter-spacing: 0.02em;
}

/* ---- Scroll hint ---- */
.pf-hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  z-index: 10;
  opacity: 0;
  animation: scrollBounce 2s ease-in-out infinite;
}

.pf-hero-scroll span {
  font-family: var(--font-num);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.25);
}

.pf-hero-scroll svg {
  color: rgba(255,255,255,0.25);
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ---- Heading char (reusable) ---- */
.heading-char {
  display: inline-block;
  will-change: transform, opacity;
}

/* ---- Hero tags ---- */
.pf-hero-tag {
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--pf-muted);
  padding: 6px 14px;
  border: 1px solid var(--pf-border);
  border-radius: 100px;
}

/* Ghost button */
.pf-btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 24px;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--pf-sub);
  background: transparent;
  border: 1px solid var(--pf-border);
  border-radius: 100px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.pf-btn-ghost:hover {
  color: var(--pf-text);
  border-color: var(--pf-text);
}

/* Typewriter cursor */
.tw-cursor {
  display: inline-block;
  color: var(--pf-orange);
  font-weight: 300;
  margin-left: 2px;
  animation: twBlink 1s step-end infinite;
}
@keyframes twBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}


/* ============================================
   BUTTONS — Clean, Rounded
   ============================================ */
.pf-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 15px;
  font-weight: 600;
  padding: 16px 32px;
  border-radius: 100px;
  transition: all 0.4s var(--ease);
  text-decoration: none;
  cursor: pointer;
  border: none;
  position: relative;
}

.pf-btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.pf-btn-primary {
  background: var(--pf-text);
  color: #FFFFFF;
  box-shadow: var(--shadow-s);
}

.pf-btn-primary:hover {
  background: #000000;
  box-shadow: var(--shadow-l);
  transform: translateY(-2px);
}

.pf-btn-outline {
  background: transparent;
  color: var(--pf-text);
  border: 1.5px solid var(--pf-border);
}

.pf-btn-outline:hover {
  border-color: var(--pf-text);
  background: var(--pf-bg-alt);
  transform: translateY(-2px);
}


/* ============================================
   EYEBROW — Universal
   ============================================ */
.pf-eyebrow {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--pf-orange);
  margin-bottom: 16px;
}


/* ============================================
   HEADINGS — Clean
   ============================================ */
.pf-heading {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--pf-text);
  margin-bottom: 16px;
}

.pf-heading-kr {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--pf-text);
  margin-bottom: 16px;
}

.pf-desc {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: clamp(15px, 1.5vw, 18px);
  color: var(--pf-sub);
  line-height: 1.7;
  max-width: 560px;
}


/* ============================================
   TRUST BAR — Minimal
   ============================================ */
.pf-trust-bar {
  padding: 40px 5vw;
  border-bottom: 1px solid var(--pf-border);
  position: relative;
  z-index: 1;
  background: var(--pf-bg);
}

.pf-trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  max-width: 1100px;
  margin: 0 auto;
  flex-wrap: wrap;
}

.pf-trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pf-trust-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--pf-bg-alt);
  border-radius: 10px;
}

.pf-trust-icon svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: var(--pf-orange);
  stroke-width: 1.5;
}

.pf-trust-text {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 13px;
  font-weight: 500;
  color: var(--pf-sub);
  letter-spacing: -0.01em;
}


/* ============================================
   PAIN — Loss Framing
   ============================================ */
.pf-pain {
  padding: 120px 5vw;
  position: relative;
  z-index: 1;
  background: var(--pf-bg);
}

.pf-pain-inner {
  max-width: 900px;
  margin: 0 auto;
}

.pf-pain-content {
  text-align: center;
  margin-bottom: 56px;
}

.pf-pain-content .pf-desc {
  max-width: 480px;
  margin: 0 auto;
}

.pf-pain-accent {
  color: #D63031;
  font-weight: 800;
}

.pf-pain-compare {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pf-pain-bar {
  display: flex;
  align-items: center;
  gap: 16px;
}

.pf-pain-bar-label {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--pf-sub);
  width: 100px;
  text-align: right;
  flex-shrink: 0;
}

.pf-pain-bar-fill {
  height: 56px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 20px;
  transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
  width: 0;
}

.pf-pain-bar-gas .pf-pain-bar-fill {
  background: linear-gradient(135deg, #2d3436 0%, #636e72 100%);
}

.pf-pain-bar-lpg .pf-pain-bar-fill {
  background: linear-gradient(135deg, var(--pf-orange) 0%, #F09C1C 100%);
}

.pf-pain-bar-amount {
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
}

.pf-pain-diff {
  text-align: center;
  margin-top: 24px;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 18px;
  color: var(--pf-text);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.pf-pain-diff strong {
  color: var(--pf-orange);
  font-weight: 800;
}

.pf-pain-diff svg {
  color: var(--pf-orange);
}


/* ============================================
   NUMBERS — Big Clean Stats
   ============================================ */
.pf-numbers {
  padding: 120px 5vw;
  position: relative;
  z-index: 1;
  background: var(--pf-bg-alt);
}

.pf-numbers-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.pf-numbers-header {
  text-align: center;
  margin-bottom: 56px;
}

.pf-numbers-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.pf-trust-strip {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px 32px;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--pf-border);
}

.pf-trust-strip span {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 500;
  color: var(--pf-muted);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.pf-number-card {
  text-align: center;
  padding: 48px 24px;
  background: var(--pf-bg-alt);
  border-radius: var(--r);
  border: 1px solid var(--pf-border-light);
  transition: all 0.4s var(--ease);
}

.pf-number-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-m);
  border-color: var(--pf-border);
}

.pf-number-value {
  font-family: var(--font-num);
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 800;
  color: var(--pf-text);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 12px;
}

.pf-number-value .unit {
  font-size: 0.45em;
  font-weight: 500;
  color: var(--pf-muted);
  margin-left: 2px;
}

.pf-number-label {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--pf-text);
  margin-bottom: 6px;
}

.pf-number-sub {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--pf-muted);
  letter-spacing: 0.04em;
}


/* ============================================
   ABOUT — Clean Split
   ============================================ */
.pf-about {
  padding: 140px 5vw;
  position: relative;
  z-index: 1;
  background: var(--pf-bg);
}

.pf-about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.pf-about-img-wrap {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
}

.pf-about-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pf-about-img-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 100px;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 12px;
  font-weight: 600;
  color: var(--pf-trust);
  box-shadow: var(--shadow-s);
}

.pf-about-text {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--pf-sub);
  margin-bottom: 24px;
}

.pf-about-highlight {
  color: var(--pf-text);
  font-weight: 600;
  background-image: linear-gradient(var(--pf-orange-soft), var(--pf-orange-soft));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 100% 8px;
}

.pf-partner-logos {
  display: flex;
  gap: 24px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.pf-partner-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pf-partner-logo-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--pf-bg-alt);
  border-radius: 10px;
}

.pf-partner-logo-text {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  color: var(--pf-sub);
  letter-spacing: 0.02em;
}


/* ============================================
   SYSTEMS — Clean Cards
   ============================================ */
.pf-systems {
  padding: 140px 5vw;
  position: relative;
  z-index: 1;
  background: var(--pf-bg-alt);
}

.pf-systems-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.pf-systems-header {
  text-align: center;
  margin-bottom: 64px;
}

.pf-systems-header .pf-desc {
  margin: 0 auto;
}

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

.pf-system-card {
  background: var(--pf-surface);
  border: 1px solid var(--pf-border-light);
  border-radius: var(--r);
  padding: 36px 28px;
  transition: all 0.5s var(--ease);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.pf-system-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.06);
  transition: background 0.5s var(--ease);
}

.pf-system-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-l);
  border-color: var(--pf-border);
}

.pf-system-card:hover::before {
  background: linear-gradient(90deg, #F07B1C, #FF9F4A);
}

/* FLAGSHIP 카드 — 오렌지 강조 */
.pf-sys-flagship {
  border-color: rgba(240, 123, 28, 0.25);
  background: linear-gradient(160deg, rgba(240, 123, 28, 0.04) 0%, var(--pf-surface) 50%);
}

.pf-sys-flagship::before {
  height: 3px;
  background: linear-gradient(90deg, #F07B1C, #FF9F4A);
}

.pf-system-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--pf-orange-soft);
  border-radius: 12px;
  margin-bottom: 20px;
}

.pf-system-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: var(--pf-orange);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* 배지 (FLAGSHIP / PREMIUM / HYBRID 등) */
.pf-system-badge {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pf-orange);
  background: var(--pf-orange-soft);
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 14px;
  width: fit-content;
}

.pf-system-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--pf-text);
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.pf-system-name-kr {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 13px;
  color: var(--pf-muted);
  margin-bottom: 14px;
  font-weight: 500;
}

.pf-system-desc {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 13px;
  color: var(--pf-sub);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}

.pf-system-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.pf-spec-tag {
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 600;
  padding: 5px 12px;
  background: var(--pf-bg-alt);
  border-radius: 100px;
  color: var(--pf-sub);
  letter-spacing: 0.01em;
}

.pf-system-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 600;
  color: var(--pf-text);
  transition: all 0.3s var(--ease);
}

.pf-system-link:hover {
  color: var(--pf-orange);
  gap: 10px;
}


/* ============================================
   MINI CTA — 중간 전환 유도
   ============================================ */
.pf-mini-cta {
  padding: 48px 5vw;
  background: linear-gradient(135deg, rgba(240, 123, 28, 0.06) 0%, rgba(240, 123, 28, 0.02) 100%);
  border-top: 1px solid rgba(240, 123, 28, 0.1);
  border-bottom: 1px solid rgba(240, 123, 28, 0.1);
}

.pf-mini-cta-inner {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.pf-mini-cta-text {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--pf-text);
}

.pf-mini-cta-btn {
  white-space: nowrap;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .pf-mini-cta-inner {
    flex-direction: column;
    text-align: center;
  }

  .pf-mini-cta-text {
    font-size: 16px;
  }
}


/* ============================================
   GALLERY — Horizontal Scroll
   ============================================ */
.pf-gallery {
  padding: 120px 0 0;
  background: var(--pf-bg);
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.pf-gallery-header {
  padding: 0 5vw;
  margin-bottom: 48px;
}

.pf-gallery-header-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  max-width: 1200px;
  margin: 0 auto;
}

.pf-gallery-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-num);
  font-size: 14px;
  font-weight: 600;
  color: var(--pf-text);
  transition: all 0.3s var(--ease);
}

.pf-gallery-link:hover {
  color: var(--pf-orange);
  gap: 10px;
}

.pf-gallery-track-wrap {
  overflow: hidden;
  padding: 0 5vw 80px;
}

.pf-gallery-track {
  display: flex;
  gap: 24px;
  will-change: transform;
}

.pf-gallery-slide {
  flex-shrink: 0;
  width: 420px;
  border-radius: var(--r);
  overflow: hidden;
  position: relative;
  background: var(--pf-bg-alt);
}

.pf-gallery-slide img {
  width: 130%;
  max-width: none;
  margin-left: -15%;
  height: 320px;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease);
}

.pf-gallery-slide:hover img {
  transform: scale(1.03);
}

.pf-gallery-slide-info {
  padding: 20px 24px;
}

.pf-gallery-car-name {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--pf-text);
  margin-bottom: 8px;
}

.pf-gallery-system-badge {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 12px;
  background: var(--pf-orange-soft);
  color: var(--pf-orange);
  border-radius: 100px;
  letter-spacing: 0.02em;
}


/* ============================================
   SAVINGS — Clean Cards
   ============================================ */
.pf-savings {
  padding: 140px 5vw;
  position: relative;
  z-index: 1;
  background: var(--pf-bg);
}

.pf-savings-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.pf-savings-header {
  text-align: center;
  margin-bottom: 64px;
}

.pf-savings-header .pf-desc {
  margin: 0 auto;
}

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

.pf-savings-card {
  background: var(--pf-bg-alt);
  border: 1px solid var(--pf-border-light);
  border-radius: var(--r);
  padding: 40px 32px;
  text-align: center;
  transition: all 0.5s var(--ease);
}

.pf-savings-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-l);
  border-color: var(--pf-border);
}

.pf-savings-car {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--pf-text);
  margin-bottom: 6px;
}

.pf-savings-system {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--pf-muted);
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}

.pf-savings-amount {
  font-family: var(--font-num);
  font-size: clamp(40px, 4vw, 56px);
  font-weight: 800;
  color: var(--pf-orange);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 8px;
}

.pf-savings-period {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 14px;
  color: var(--pf-sub);
  margin-bottom: 16px;
}

.pf-savings-bep {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  color: var(--pf-trust);
  background: var(--pf-trust-soft);
  padding: 6px 16px;
  border-radius: 100px;
}

.pf-savings-cta {
  text-align: center;
  margin-top: 48px;
}

/* Interactive Calculator */
.pf-calc {
  max-width: 800px;
  margin: 0 auto;
  background: var(--pf-bg-alt);
  border: 1px solid var(--pf-border-light);
  border-radius: var(--r-lg);
  padding: 48px 40px;
}

.pf-calc-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.pf-calc-label {
  display: block;
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pf-muted);
  margin-bottom: 12px;
}

.pf-calc-select-wrap {
  position: relative;
}

.pf-calc-select {
  width: 100%;
  padding: 14px 18px;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--pf-text);
  background: var(--pf-surface);
  border: 1.5px solid var(--pf-border);
  border-radius: var(--r-sm);
  appearance: none;
  cursor: pointer;
  transition: border-color 0.3s;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}

.pf-calc-select:focus {
  outline: none;
  border-color: var(--pf-orange);
}

.pf-calc-slider-wrap {
  position: relative;
}

.pf-calc-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--pf-border);
  border-radius: 3px;
  outline: none;
  margin-top: 8px;
}

.pf-calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  background: var(--pf-orange);
  border-radius: 50%;
  cursor: grab;
  box-shadow: 0 2px 8px rgba(240,123,28,0.3);
  transition: transform 0.2s;
}

.pf-calc-slider::-webkit-slider-thumb:active {
  transform: scale(1.2);
  cursor: grabbing;
}

.pf-calc-slider::-moz-range-thumb {
  width: 22px;
  height: 22px;
  background: var(--pf-orange);
  border: none;
  border-radius: 50%;
  cursor: grab;
  box-shadow: 0 2px 8px rgba(240,123,28,0.3);
}

.pf-calc-km-display {
  margin-top: 12px;
  font-family: var(--font-num);
  font-size: 20px;
  font-weight: 700;
  color: var(--pf-text);
  letter-spacing: -0.02em;
}

.pf-calc-result {
  border-top: 1px solid var(--pf-border);
  padding-top: 32px;
}

.pf-calc-result-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.pf-calc-result-item {
  flex: 1;
  text-align: center;
  padding: 0 20px;
}

.pf-calc-result-divider {
  width: 1px;
  height: 48px;
  background: var(--pf-border);
  flex-shrink: 0;
}

.pf-calc-result-label {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 13px;
  color: var(--pf-muted);
  margin-bottom: 8px;
}

.pf-calc-result-amount {
  font-family: var(--font-num);
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 800;
  color: var(--pf-orange);
  letter-spacing: -0.03em;
  line-height: 1;
}

.pf-calc-result-cost {
  font-family: var(--font-num);
  font-size: 22px;
  font-weight: 700;
  color: var(--pf-text);
}

.pf-calc-result-bep {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--pf-trust);
}

.pf-calc-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 32px;
  width: 100%;
}

@media (max-width: 768px) {
  .pf-calc {
    padding: 32px 24px;
  }
  .pf-calc-controls {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .pf-calc-result-row {
    flex-direction: column;
    gap: 20px;
  }
  .pf-calc-result-divider {
    width: 100%;
    height: 1px;
  }
}


/* ============================================
   REVIEWS — Clean Cards
   ============================================ */
.pf-reviews {
  padding: 140px 5vw;
  position: relative;
  z-index: 1;
  background: var(--pf-bg-alt);
}

.pf-reviews-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.pf-reviews-header {
  text-align: center;
  margin-bottom: 64px;
}

.pf-reviews-header .pf-desc {
  margin: 0 auto;
}

/* 설문 만족도 수치 카드 */
.pf-survey-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 56px;
}

.pf-stat-card {
  background: var(--pf-surface);
  border: 1px solid var(--pf-border-light);
  border-radius: var(--r);
  padding: 36px 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all 0.5s var(--ease);
}

.pf-stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #F07B1C, #FF9F4A);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.8s var(--ease);
}

.pf-stat-card.counted::before {
  transform: scaleX(1);
}

.pf-stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-m);
  border-color: rgba(240, 123, 28, 0.3);
}

.pf-stat-number {
  font-family: var(--font-num);
  font-size: 52px;
  font-weight: 800;
  color: var(--pf-orange);
  line-height: 1;
  display: inline;
  letter-spacing: -0.03em;
}

.pf-stat-unit {
  font-family: var(--font-num);
  font-size: 28px;
  font-weight: 700;
  color: var(--pf-orange);
  display: inline;
  margin-left: 2px;
  opacity: 0.8;
}

.pf-stat-label {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--pf-text);
  margin-top: 16px;
}

.pf-stat-detail {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 13px;
  color: var(--pf-muted);
  margin-top: 6px;
}

/* 선택 이유 바 차트 */
.pf-survey-why {
  background: var(--pf-surface);
  border: 1px solid var(--pf-border-light);
  border-radius: var(--r);
  padding: 40px 36px;
  margin-bottom: 56px;
}

.pf-survey-why-title {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--pf-text);
  margin-bottom: 8px;
}

.pf-survey-why-sub {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 14px;
  color: var(--pf-muted);
  margin-bottom: 28px;
}

.pf-why-bars {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pf-why-item {
  display: grid;
  grid-template-columns: 140px 1fr 52px;
  align-items: center;
  gap: 16px;
}

.pf-why-label {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--pf-sub);
  white-space: nowrap;
}

.pf-why-track {
  height: 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  overflow: hidden;
}

.pf-why-fill {
  height: 100%;
  background: linear-gradient(90deg, #F07B1C, #FF9F4A);
  border-radius: 4px;
  width: 0%;
  transition: width 1.2s var(--ease);
}

.pf-why-pct {
  font-family: var(--font-num);
  font-size: 14px;
  font-weight: 700;
  color: var(--pf-orange);
  text-align: right;
}

/* 출처 텍스트 */
.pf-survey-source {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 12px;
  color: var(--pf-muted);
  text-align: center;
  margin-top: 40px;
  opacity: 0.6;
}

/* 고객 목소리 그리드 */
.pf-reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pf-review-card {
  background: var(--pf-surface);
  border: 1px solid var(--pf-border-light);
  border-radius: var(--r);
  padding: 36px 32px;
  transition: all 0.5s var(--ease);
}

.pf-review-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-m);
  border-color: var(--pf-border);
}

.pf-review-stars {
  color: var(--pf-orange);
  font-size: 16px;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.pf-review-text {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--pf-sub);
  margin-bottom: 24px;
}

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

.pf-review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--pf-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-num);
  font-size: 15px;
  font-weight: 700;
  color: var(--pf-orange);
  flex-shrink: 0;
}

.pf-review-name {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--pf-text);
}

.pf-review-car {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--pf-muted);
  margin-top: 2px;
}


/* ============================================
   VIDEO / YOUTUBE — Dark Showcase Section
   ============================================ */
.pf-press {
  padding: 140px 5vw;
  position: relative;
  z-index: 1;
  background: #111111;
  color: #FFFFFF;
}

.pf-press-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.pf-press-header {
  text-align: center;
  margin-bottom: 64px;
}

.pf-press-header .pf-eyebrow {
  color: var(--pf-orange);
}

.pf-press-header .pf-heading-kr {
  color: #FFFFFF;
}

.pf-press-header .pf-desc {
  color: rgba(255,255,255,0.5);
  margin: 0 auto;
}

.pf-press-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.pf-video-card {
  border-radius: var(--r);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.5s var(--ease);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.06);
}

.pf-video-card:hover {
}

.pf-video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
}

.pf-video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.pf-video-card:hover .pf-video-thumb img {
}

.pf-video-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.2);
  transition: background 0.3s;
}

.pf-video-card:hover .pf-video-play {
}

.pf-video-play-btn {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255,255,255,0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.4s var(--ease);
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.pf-video-play-btn svg {
  width: 22px;
  height: 22px;
  fill: #111;
  margin-left: 3px;
}

.pf-video-card:hover .pf-video-play-btn {
}

.pf-video-info {
  padding: 20px 24px;
}

.pf-video-title {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.pf-video-views {
  font-family: var(--font-num);
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}

.pf-video-card.playing {
  cursor: default;
}

.pf-video-card.playing:hover {
  transform: none;
}

.pf-video-iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
  z-index: 5;
}

.pf-video-card.playing .pf-video-play,
.pf-video-card.playing .pf-video-thumb > img {
  display: none;
}


/* ============================================
   CTA — Clean, Centered
   ============================================ */
.pf-cta {
  padding: 140px 5vw;
  text-align: center;
  position: relative;
  z-index: 1;
  background: var(--pf-bg);
}

.pf-cta-inner {
  max-width: 640px;
  margin: 0 auto;
}

.pf-cta-heading {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  color: var(--pf-text);
  line-height: 1.3;
  margin-bottom: 16px;
}

.pf-cta-desc {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--pf-sub);
  margin-bottom: 40px;
}

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


/* ============================================
   FOOTER — Clean
   ============================================ */
.pf-footer {
  padding: 80px 5vw 40px;
  border-top: 1px solid var(--pf-border);
  background: var(--pf-bg);
  position: relative;
  z-index: 1;
}

.pf-footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.pf-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}

.pf-footer-logo {
  height: 28px;
  margin-bottom: 16px;
}

.pf-footer-brand-text {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 13px;
  color: var(--pf-muted);
  line-height: 1.8;
  max-width: 280px;
}

.pf-footer-social {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.pf-footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--pf-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s var(--ease);
}

.pf-footer-social a:hover {
  border-color: var(--pf-orange);
  background: var(--pf-orange-soft);
}

.pf-footer-social svg {
  width: 16px;
  height: 16px;
  fill: var(--pf-muted);
  stroke: var(--pf-muted);
  transition: fill 0.3s, stroke 0.3s;
}

.pf-footer-social a:hover svg {
  fill: var(--pf-orange);
  stroke: var(--pf-orange);
}

.pf-footer-hours {
  margin-top: 20px;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 13px;
  color: var(--pf-muted);
  line-height: 1.7;
}

.pf-footer-hours strong {
  color: var(--pf-sub);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.03em;
}

.pf-footer-col-title {
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--pf-text);
  margin-bottom: 20px;
}

.pf-footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pf-footer-links a {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 14px;
  color: var(--pf-muted);
  transition: color 0.3s;
}

.pf-footer-links a:hover {
  color: var(--pf-orange);
}

.pf-footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid var(--pf-border);
  flex-wrap: wrap;
  gap: 16px;
}

.pf-footer-copy {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--pf-muted);
}

.pf-footer-legal {
  display: flex;
  gap: 20px;
}

.pf-footer-legal a {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 12px;
  color: var(--pf-muted);
  transition: color 0.3s;
}

.pf-footer-legal a:hover {
  color: var(--pf-text);
}




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

  .pf-systems-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .pf-savings-cards {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .pf-survey-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .pf-stat-number {
    font-size: 40px;
  }

  .pf-stat-unit {
    font-size: 22px;
  }

  .pf-why-item {
    grid-template-columns: 100px 1fr 48px;
    gap: 12px;
  }

  .pf-why-label {
    font-size: 13px;
  }

  .pf-survey-why {
    padding: 28px 24px;
  }

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

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

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

  .pf-about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .pf-about-img-wrap {
    aspect-ratio: 16/10;
  }
}

@media (max-width: 768px) {
  .pf-hero-inner {
    padding: 120px 5vw 80px;
  }

  .pf-hero-stats {
    flex-wrap: wrap;
    gap: 20px 32px;
  }

  .pf-hero-ctas {
    flex-direction: column;
    align-items: center;
  }

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

  .pf-btn-ghost {
    padding: 12px 20px;
    font-size: 13px;
  }

  .pf-pain {
    padding: 80px 5vw;
  }

  .pf-pain-bar-label {
    width: 70px;
    font-size: 12px;
  }

  .pf-pain-bar-fill {
    height: 44px;
    padding: 0 12px;
  }

  .pf-pain-bar-amount {
    font-size: 14px;
  }

  .pf-pain-diff {
    font-size: 15px;
    flex-wrap: wrap;
  }

  .pf-trust-bar-inner {
    gap: 16px;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .pf-numbers {
    padding: 80px 5vw;
  }

  .pf-numbers-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .pf-number-card {
    padding: 32px 16px;
  }

  .pf-about {
    padding: 80px 5vw;
  }

  .pf-systems {
    padding: 80px 5vw;
  }

  .pf-gallery {
    padding-top: 80px;
  }

  .pf-gallery-slide {
    width: 300px;
  }

  .pf-savings {
    padding: 80px 5vw;
  }

  .pf-reviews {
    padding: 80px 5vw;
  }

  .pf-press {
    padding: 80px 5vw;
  }

  .pf-cta {
    padding: 80px 5vw;
  }

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

  .pf-footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .pf-numbers-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .pf-number-card {
    padding: 24px 12px;
  }

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

  .pf-systems-grid {
    grid-template-columns: 1fr;
  }
}


/* ============================================
   S3-B: CHECKLIST — 업체 선정 가이드
   ============================================ */
.pf-checklist {
  padding: 120px 5vw;
  position: relative;
}

.pf-checklist-inner {
  max-width: 900px;
  margin: 0 auto;
}

.pf-checklist-header {
  text-align: center;
  margin-bottom: 64px;
}

.pf-checklist-header .pf-desc {
  margin: 0 auto;
}

/* 스크롤 연동 카운터 */
.pf-check-counter {
  position: sticky;
  top: 24px;
  z-index: 10;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
  margin-bottom: 32px;
  padding: 16px 32px;
  background: rgba(20, 20, 20, 0.85);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(240, 123, 28, 0.15);
  border-radius: 60px;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
  transition: border-color 0.5s var(--ease), box-shadow 0.5s var(--ease);
}

.pf-check-counter.complete {
  border-color: rgba(240, 123, 28, 0.5);
  box-shadow: 0 0 30px rgba(240, 123, 28, 0.15);
}

.pf-counter-current {
  font-family: var(--font-num);
  font-size: 40px;
  font-weight: 800;
  color: var(--pf-orange);
  line-height: 1;
  min-width: 32px;
  text-align: right;
  transition: transform 0.3s var(--ease);
}

.pf-counter-current.bump {
  transform: scale(1.2);
}

.pf-counter-sep {
  font-family: var(--font-num);
  font-size: 24px;
  font-weight: 400;
  color: var(--pf-muted);
  margin: 0 4px;
}

.pf-counter-total {
  font-family: var(--font-num);
  font-size: 24px;
  font-weight: 600;
  color: var(--pf-sub);
}

.pf-checklist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.pf-check-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--glass-radius-sm);
  backdrop-filter: blur(var(--glass-blur));
  transition: all 0.4s var(--ease);
  opacity: 0.5;
  transform: translateY(12px);
}

.pf-check-item.checked {
  opacity: 1;
  transform: translateY(0);
  border-color: rgba(240, 123, 28, 0.3);
  background: rgba(240, 123, 28, 0.04);
}

.pf-check-box {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 2px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.4s var(--ease);
  color: transparent;
}

.pf-check-item.checked .pf-check-box {
  background: var(--pf-orange);
  border-color: var(--pf-orange);
  color: #fff;
  box-shadow: 0 0 20px rgba(240, 123, 28, 0.3);
}

.pf-check-content {
  flex: 1;
  min-width: 0;
}

.pf-check-title {
  font-family: 'Noto Sans KR', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--pf-text);
  margin-bottom: 4px;
}

.pf-check-desc {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 13px;
  color: var(--pf-sub);
  line-height: 1.5;
}

/* 결과 — 다크 반전 블록 */
/* 결과 섹션 — 라이트 풀 와이드 */
.pf-checklist-result {
  text-align: center;
  margin-top: 56px;
  padding: 80px 48px;
  background: linear-gradient(135deg, rgba(240,123,28,0.04) 0%, rgba(255,255,255,0.9) 50%, rgba(240,123,28,0.03) 100%);
  border: 1px solid rgba(240,123,28,0.12);
  border-radius: var(--glass-radius);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.8s var(--ease);
  position: relative;
  overflow: hidden;
}

.pf-checklist-result.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 배경 글로우 */
.pf-result-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 200px;
  height: 200px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(240,123,28,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  transition: all 1.2s var(--ease);
}

.pf-checklist-result.visible .pf-result-glow {
  opacity: 1;
  width: 600px;
  height: 600px;
}

/* 질문 — 크고 확 들어오게 */
.pf-result-question {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1.8;
  color: rgba(0, 0, 0, 0.35);
  margin-bottom: 40px;
  position: relative;
  opacity: 0;
  transform: translateY(16px);
  transition: all 0.8s var(--ease) 0.3s;
}

.pf-result-question strong {
  color: var(--pf-text, #111);
  font-weight: 800;
}

.pf-checklist-result.visible .pf-result-question {
  opacity: 1;
  transform: translateY(0);
}

/* 구분선 — 확장 */
.pf-result-divider {
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--pf-orange), transparent);
  margin: 0 auto 40px;
  transition: width 1s var(--ease) 0.7s;
}

.pf-checklist-result.visible .pf-result-divider {
  width: 100px;
}

/* 답 */
.pf-result-answer {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(0, 0, 0, 0.4);
  max-width: 480px;
  margin: 0 auto;
  position: relative;
  opacity: 0;
  transition: opacity 0.7s var(--ease) 1s;
}

.pf-result-answer strong {
  color: var(--pf-orange);
  font-weight: 700;
}

.pf-checklist-result.visible .pf-result-answer {
  opacity: 1;
}

@media (max-width: 768px) {
  .pf-checklist {
    padding: 80px 5vw;
  }

  .pf-checklist-result {
    padding: 56px 24px;
  }

  .pf-check-counter {
    padding: 12px 24px;
  }

  .pf-counter-current {
    font-size: 32px;
  }

  .pf-checklist-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .pf-check-item {
    padding: 20px;
  }

}


/* ============================================
   S4-A: TOP 10 MILEAGE — 실데이터 리더보드
   ============================================ */
/* TOP 10 — 라이트 Data Lab */
.pf-top10 {
  padding: 100px 5vw;
  position: relative;
  background: linear-gradient(180deg, #F8F9FC 0%, var(--bg) 100%);
}

.pf-top10-inner {
  max-width: 860px;
  margin: 0 auto;
}

.pf-top10-header {
  text-align: center;
  margin-bottom: 48px;
}

.pf-top10-header .pf-desc { margin: 0 auto; }

/* 테이블 */
.pf-top10-table {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pf-top10-row {
  display: grid;
  grid-template-columns: 44px 56px 80px 1fr 110px 90px 64px;
  align-items: center;
  padding: 16px 20px;
  border-radius: 14px;
  background: #FFFFFF;
  border: 1px solid #ECEEF2;
  border-left: 3px solid #E0E4EA;
  transition: all 0.3s var(--ease);
}

.pf-top10-gold { border-left-color: #FFB800; }
.pf-top10-silver { border-left-color: #A8B4C0; }
.pf-top10-bronze { border-left-color: #CD7F32; }

.pf-top10-row:hover {
  border-color: rgba(240, 123, 28, 0.25);
  box-shadow: 0 4px 20px rgba(240, 123, 28, 0.06);
  transform: translateY(-1px);
}

/* 헤더 행 */
.pf-top10-head {
  background: transparent;
  border: none;
  padding: 0 20px 4px;
}

.pf-top10-head span {
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #A0A8B8;
}

/* 순위 */
.pf-t10-rank {
  font-family: var(--font-num);
  font-size: 15px;
  font-weight: 800;
  color: #C0C4D0;
}

.pf-top10-gold .pf-t10-rank { font-size: 20px; }
.pf-top10-silver .pf-t10-rank { font-size: 17px; }
.pf-top10-bronze .pf-t10-rank { font-size: 17px; }

/* 1위 강조 */
.pf-top10-gold {
  background: linear-gradient(135deg, #FFFBEB, #FFF);
  border-color: rgba(255, 184, 0, 0.25);
  box-shadow: 0 2px 12px rgba(255, 184, 0, 0.08);
}

/* 고객명 */
.pf-t10-name {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: #1A1D26;
  white-space: nowrap;
}

/* 차종 뱃지 */
.pf-t10-car {
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 700;
  color: #3B82F6;
  background: #EBF3FF;
  padding: 4px 10px;
  border-radius: 100px;
  display: inline-block;
  white-space: nowrap;
  text-align: center;
}

/* 주행거리 + 바 */
.pf-t10-km {
  font-family: var(--font-num);
  font-size: 14px;
  font-weight: 700;
  color: #1A1D26;
  white-space: nowrap;
  text-align: right;
}

.pf-t10-bar {
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(90deg, #F07B1C, #FFB800);
  align-self: center;
  flex-shrink: 0;
}

/* 절감액 */
.pf-t10-save {
  font-family: var(--font-num);
  font-size: 14px;
  font-weight: 700;
  color: #059669;
  text-align: right;
  white-space: nowrap;
}

/* 정비비율 */
.pf-t10-ratio {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 600;
  text-align: right;
  white-space: nowrap;
}

.pf-t10-ratio-good { color: #059669; }
.pf-t10-ratio-ok { color: #A0A8B8; }

/* 푸터 */
.pf-top10-footer {
  text-align: center;
  margin-top: 32px;
}

.pf-top10-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-num);
  font-size: 14px;
  font-weight: 600;
  color: var(--pf-orange);
  text-decoration: none;
  padding: 12px 24px;
  border: 1px solid rgba(240, 123, 28, 0.3);
  border-radius: 100px;
  transition: all 0.3s var(--ease);
}

.pf-top10-link:hover {
  background: rgba(240, 123, 28, 0.06);
  gap: 10px;
}

@media (max-width: 768px) {
  .pf-top10 { padding: 64px 5vw; }
  .pf-top10-row {
    grid-template-columns: 32px 44px 56px 1fr 80px;
    padding: 12px 14px;
    gap: 4px;
  }
  .pf-top10-head { display: none; }
  .pf-t10-rank { font-size: 13px; }
  .pf-t10-name { font-size: 12px; }
  .pf-t10-car { font-size: 10px; padding: 3px 8px; }
  .pf-t10-km { font-size: 13px; }
  .pf-t10-save { font-size: 12px; }
  .pf-t10-ratio { display: none; }
  .pf-t10-bar { display: none; }
}


/* ============================================
   S4-B: PROCESS — 타임라인
   ============================================ */
.pf-process {
  padding: 120px 5vw;
  position: relative;
  background: var(--bg2);
}

.pf-process-inner {
  max-width: 800px;
  margin: 0 auto;
}

.pf-process-header {
  text-align: center;
  margin-bottom: 72px;
}

.pf-process-header .pf-desc {
  margin: 0 auto;
}

/* 타임라인 컨테이너 — 아이콘 중심을 라인이 관통 */
.pf-timeline {
  position: relative;
}

/* 트랙/fill/글로우 — 제거, 숨김 */
.pf-timeline-track,
.pf-timeline-fill,
.pf-timeline-line,
.pf-tl-glow-dot {
  display: none;
}

/* 각 스텝 — 아이콘 + 카드 가로 배치 */
.pf-tl-step {
  display: flex;
  align-items: flex-start;
  gap: 28px;
  margin-bottom: 48px;
  position: relative;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.pf-tl-step:last-child {
  margin-bottom: 0;
}

.pf-tl-step.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 아이콘 */
.pf-tl-dot {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  position: relative;
  filter: grayscale(0.5) opacity(0.4);
  transform: scale(0.9);
  transition: filter 0.6s var(--ease), transform 0.6s var(--ease);
}

.pf-tl-step.visible .pf-tl-dot {
  filter: grayscale(0.2) opacity(0.6);
  transform: scale(0.95);
}

/* passed — 아이콘 풀 활성화 */
.pf-tl-step.passed .pf-tl-dot {
  filter: none;
  transform: scale(1.05);
  transition: all 0.5s var(--ease);
}

.pf-tl-step.passed .pf-tl-bg-circle {
  fill: rgba(240, 123, 28, 0.15);
  transition: fill 0.5s var(--ease);
}

.pf-tl-step.passed .pf-tl-num {
  color: var(--pf-orange);
}

.pf-tl-icon-svg {
  display: block;
}

/* 카드 — 좌측 보더 채움 효과 */
.pf-tl-card {
  position: relative;
  overflow: hidden;
}

.pf-tl-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, #F07B1C, #FF9F4A);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.8s var(--ease);
  border-radius: 3px 0 0 3px;
}

.pf-tl-step.passed .pf-tl-card::before {
  transform: scaleY(1);
}

.pf-tl-step.passed .pf-tl-card {
  border-color: rgba(240, 123, 28, 0.25);
  box-shadow: 0 0 24px rgba(240, 123, 28, 0.06);
  background: rgba(240, 123, 28, 0.02);
}

/* SVG draw 애니메이션 */
.pf-tl-draw {
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  transition: stroke-dashoffset 1s var(--ease);
}

.pf-tl-step.visible .pf-tl-draw {
  stroke-dashoffset: 0;
}

/* 외곽 링 (visible 시 나타나며 회전) */
.pf-tl-ring {
  transition: opacity 0.6s var(--ease);
}

.pf-tl-step.visible .pf-tl-ring {
  opacity: 0.4;
}

/* 배경 원 펄스 */
.pf-tl-bg-circle {
  transition: all 0.6s var(--ease);
}

.pf-tl-step.visible .pf-tl-bg-circle {
  fill: rgba(240, 123, 28, 0.08);
}

/* (도트 글로우는 passed 상태에서 처리) */

/* ---- 모션 키프레임 ---- */

/* 외곽 점선 링 회전 */
@keyframes tl-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.pf-motion-spin {
  transform-origin: 32px 32px;
}

.pf-tl-step.visible .pf-motion-spin {
  animation: tl-spin 12s linear infinite;
}

/* STEP 1: 전화 진동 링 */
@keyframes tl-ring-wave {
  0%, 100% { opacity: 0; transform: scale(0.8); }
  50%      { opacity: 0.7; transform: scale(1); }
}

.pf-tl-step.visible .pf-motion-ring1 {
  animation: tl-ring-wave 2s ease-in-out infinite;
}

.pf-tl-step.visible .pf-motion-ring2 {
  animation: tl-ring-wave 2s ease-in-out 0.4s infinite;
}

/* STEP 2: ECG 파형 흐름 */
@keyframes tl-ecg {
  0%   { stroke-dashoffset: 60; opacity: 0.8; }
  100% { stroke-dashoffset: -60; opacity: 0.8; }
}

.pf-motion-ecg {
  stroke-dasharray: 12 8;
  stroke-dashoffset: 60;
}

.pf-tl-step.visible .pf-motion-ecg {
  animation: tl-ecg 2.5s linear infinite;
}

/* STEP 3: 기어 회전 */
@keyframes tl-gear-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.pf-tl-step.visible .pf-motion-gear {
  opacity: 1;
  animation: tl-gear-spin 4s linear infinite;
}

/* STEP 4: 속도계 바늘 스윕 */
@keyframes tl-needle-sweep {
  0%, 100% { transform: rotate(-40deg); }
  50%      { transform: rotate(30deg); }
}

.pf-motion-needle, .pf-motion-needle-dot {
  transform-origin: 32px 35px;
}

.pf-tl-step.visible .pf-motion-needle {
  opacity: 1;
  animation: tl-needle-sweep 3s ease-in-out infinite;
}

.pf-tl-step.visible .pf-motion-needle-dot {
  opacity: 1;
}

/* STEP 5: 방패 펄스 */
@keyframes tl-pulse {
  0%   { transform: scale(1); opacity: 0.4; }
  50%  { transform: scale(1.15); opacity: 0; }
  100% { transform: scale(1); opacity: 0; }
}

.pf-motion-pulse {
  transform-origin: 32px 32px;
}

.pf-tl-step.visible .pf-motion-pulse {
  animation: tl-pulse 2.5s ease-out infinite;
}

/* 체크마크 딜레이 draw */
.pf-motion-check {
  stroke-dasharray: 30;
  stroke-dashoffset: 30;
  transition: stroke-dashoffset 0.6s var(--ease) 0.4s;
}

.pf-tl-step.visible .pf-motion-check {
  stroke-dashoffset: 0;
}

/* 카드 */
.pf-tl-card {
  flex: 1;
  padding: 28px 32px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--glass-radius-sm);
  backdrop-filter: blur(var(--glass-blur));
  transition: all 0.4s var(--ease);
}

.pf-tl-step.visible .pf-tl-card {
  border-color: rgba(240, 123, 28, 0.12);
}

.pf-tl-card:hover {
  border-color: var(--glass-border-hover);
  box-shadow: var(--glass-shadow-hover);
  transform: translateX(4px);
}

.pf-tl-num {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 700;
  color: var(--pf-orange);
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.pf-tl-title {
  font-family: 'Noto Sans KR', sans-serif;
  font-weight: 700;
  font-size: 20px;
  color: var(--pf-text);
  margin-bottom: 8px;
}

.pf-tl-desc {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 14px;
  color: var(--pf-sub);
  line-height: 1.7;
  margin-bottom: 12px;
}

.pf-tl-tag {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--pf-orange);
  background: rgba(240, 123, 28, 0.08);
  padding: 4px 12px;
  border-radius: 20px;
  border: 1px solid rgba(240, 123, 28, 0.15);
}

@media (max-width: 768px) {
  .pf-process {
    padding: 80px 5vw;
  }

  .pf-tl-step {
    gap: 20px;
    margin-bottom: 36px;
  }

  .pf-tl-dot {
    width: 48px;
    height: 48px;
  }

  .pf-tl-icon-svg {
    width: 48px;
    height: 48px;
  }

  .pf-tl-card {
    padding: 20px 24px;
  }

  .pf-tl-title {
    font-size: 17px;
  }
}

@media (max-width: 480px) {
  .pf-tl-dot {
    display: none;
  }

  .pf-tl-step {
    gap: 0;
    margin-bottom: 24px;
    transform: translateY(20px);
  }

  .pf-tl-step.visible {
    transform: translateY(0);
  }
}


/* ============================================
   S5-B: WARRANTY — 보증/AS
   ============================================ */
.pf-warranty {
  padding: 120px 5vw;
  position: relative;
}

.pf-warranty-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.pf-warranty-header {
  text-align: center;
  margin-bottom: 64px;
}

.pf-warranty-header .pf-desc {
  margin: 0 auto;
}

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

.pf-warranty-card {
  padding: 40px 28px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--glass-radius);
  backdrop-filter: blur(var(--glass-blur));
  text-align: center;
  transition: all 0.4s var(--ease);
}

.pf-warranty-card:hover {
  border-color: var(--glass-border-hover);
  box-shadow: var(--glass-shadow-hover);
  transform: translateY(-4px);
}

.pf-warranty-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 24px;
  border-radius: 50%;
  background: rgba(240, 123, 28, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
}

.pf-warranty-icon svg {
  stroke: var(--pf-orange);
  width: 26px;
  height: 26px;
}

.pf-warranty-title {
  font-family: 'Noto Sans KR', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--pf-text);
  margin-bottom: 12px;
}

.pf-warranty-desc {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 14px;
  color: var(--pf-sub);
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .pf-warranty-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .pf-warranty {
    padding: 80px 5vw;
  }

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

  .pf-warranty-card {
    padding: 32px 24px;
  }
}


/* ============================================
   S6-B: FAQ — 자주 묻는 질문
   ============================================ */
.pf-faq {
  padding: 120px 5vw;
  position: relative;
  background: var(--bg2);
}

.pf-faq-inner {
  max-width: 800px;
  margin: 0 auto;
}

.pf-faq-heading {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--pf-text);
  text-align: center;
  margin-bottom: 8px;
}

.pf-faq-subtext {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: clamp(15px, 1.5vw, 18px);
  color: var(--pf-sub);
  text-align: center;
  margin-bottom: 56px;
}

.pf-faq .pf-section-eyebrow {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--pf-orange);
  text-align: center;
  margin-bottom: 16px;
}

.pf-faq-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pf-faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--glass-radius-sm);
  backdrop-filter: blur(var(--glass-blur));
  overflow: hidden;
  transition: border-color 0.3s var(--ease);
}

.pf-faq-item.open {
  border-color: rgba(240, 123, 28, 0.25);
}

.pf-faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 24px 28px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--pf-text);
  text-align: left;
  line-height: 1.5;
  transition: color 0.3s;
}

.pf-faq-question:hover {
  color: var(--pf-orange);
}

.pf-faq-icon {
  flex-shrink: 0;
  transition: transform 0.3s var(--ease);
  color: var(--pf-sub);
}

.pf-faq-item.open .pf-faq-icon {
  transform: rotate(180deg);
  color: var(--pf-orange);
}

.pf-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease), padding 0.4s var(--ease);
  padding: 0 28px;
}

.pf-faq-item.open .pf-faq-answer {
  max-height: 300px;
  padding: 0 28px 24px;
}

.pf-faq-answer p {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 15px;
  color: var(--pf-sub);
  line-height: 1.7;
}

.pf-faq-answer strong {
  color: var(--pf-orange);
  font-weight: 600;
}

@media (max-width: 768px) {
  .pf-faq {
    padding: 80px 5vw;
  }

  .pf-faq-question {
    padding: 20px 20px;
    font-size: 15px;
  }

  .pf-faq-answer {
    padding: 0 20px;
  }

  .pf-faq-item.open .pf-faq-answer {
    padding: 0 20px 20px;
  }
}