/* ============================================================
   LISTORU — SaaS Renewal CSS  (saas.css)
   Main color: #F97316 (orange)
============================================================ */

/* ===== TOKENS ===== */
:root {
  --orange:       #F97316;
  --orange-dark:  #EA6C0A;
  --orange-light: #FFF7ED;
  --orange-mid:   #FFEDD5;
  --dark:         #111827;
  --gray-800:     #1F2937;
  --gray-600:     #4B5563;
  --gray-400:     #9CA3AF;
  --gray-200:     #E5E7EB;
  --gray-100:     #F3F4F6;
  --white:        #FFFFFF;
  --radius:       16px;
  --radius-sm:    8px;
  --shadow:       0 4px 24px rgba(0,0,0,.08);
  --shadow-lg:    0 12px 40px rgba(0,0,0,.13);
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4 { line-height: 1.3; text-wrap: pretty; }

/* ===== LAYOUT ===== */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== TYPOGRAPHY ===== */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--orange);
  background: var(--orange-mid);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 900;
  line-height: 1.3;
  color: var(--dark);
  margin-bottom: 16px;
}
.section-title span { color: var(--orange); }
.section-sub {
  font-size: 17px;
  color: var(--gray-600);
  line-height: 1.85;
  max-width: 620px;
}
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header .section-sub { margin: 0 auto; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all .2s;
  border-radius: 999px;
  white-space: nowrap;
}
.btn-primary {
  background: var(--orange);
  color: var(--white);
  font-size: 17px;
  padding: 16px 36px;
  box-shadow: 0 4px 20px rgba(249,115,22,.38);
}
.btn-primary:hover {
  background: var(--orange-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(249,115,22,.46);
}
.btn-primary-sm {
  background: var(--orange);
  color: var(--white);
  font-size: 14px;
  padding: 10px 22px;
  box-shadow: 0 4px 14px rgba(249,115,22,.32);
}
.btn-primary-sm:hover { background: var(--orange-dark); }
.btn-ghost {
  background: transparent;
  color: var(--orange);
  border: 2px solid var(--orange);
  font-size: 16px;
  padding: 14px 32px;
}
.btn-ghost:hover { background: var(--orange); color: var(--white); }
.btn-white {
  background: var(--white);
  color: var(--orange);
  font-size: 17px;
  padding: 16px 36px;
  box-shadow: var(--shadow);
}
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

/* Arrow icon inside button */
.btn .arrow {
  width: 22px; height: 22px;
  background: rgba(255,255,255,.25);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
}

/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(0,0,0,.06);
  transition: box-shadow .3s;
}
.site-header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,.09); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  height: 68px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}
.header-logo img { height: 36px; width: auto; }
.header-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-right: auto;
  margin-left: 32px;
}
.header-nav a {
  font-size: 14px;
  font-weight: 700;
  color: var(--gray-600);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all .15s;
  white-space: nowrap;
}
.header-nav a:hover { color: var(--orange); background: var(--orange-light); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: all .3s;
}
.mobile-nav {
  display: none;
  position: fixed;
  inset: 68px 0 0 0;
  background: var(--white);
  z-index: 99;
  flex-direction: column;
  padding: 24px;
  gap: 4px;
  overflow-y: auto;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-size: 16px;
  font-weight: 700;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  color: var(--dark);
  border-bottom: 1px solid var(--gray-100);
}
.mobile-nav a:hover { color: var(--orange); background: var(--orange-light); }
.mobile-nav .mobile-cta {
  margin-top: 12px;
  background: var(--orange);
  color: var(--white);
  text-align: center;
  padding: 16px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
}

/* ===== HERO ===== */
.hero {
  padding: 48px 0 96px;
  background: linear-gradient(155deg, #ffffff 50%, #FFF7ED 100%);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(249,115,22,.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--orange-mid);
  color: var(--orange-dark);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.hero-badge .dot {
  width: 8px; height: 8px;
  background: var(--orange);
  border-radius: 50%;
  animation: blink 2s infinite;
}
@keyframes blink {
  0%,100% { opacity:1; transform:scale(1); }
  50%      { opacity:.5; transform:scale(1.4); }
}
.hero h1 {
  font-size: clamp(30px, 4.2vw, 50px);
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: -.02em;
  text-wrap: pretty;
}
.hero h1 .accent { color: var(--orange); }
.hero h1 {
  color: var(--dark);
  font-weight: 900;
}
.hero-sub {
  font-size: 17px;
  color: var(--gray-600);
  line-height: 1.85;
  margin-bottom: 32px;
  text-wrap: pretty;
}
.hero-stats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}
.hero-stat {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  box-shadow: var(--shadow);
}
.hero-stat .num {
  font-size: 24px;
  font-weight: 900;
  color: var(--orange);
  line-height: 1;
}
.hero-stat .lbl {
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 3px;
  font-weight: 500;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-note {
  font-size: 12px;
  color: var(--gray-400);
  margin-top: 14px;
}
.hero-img {
  position: relative;
}
.hero-img img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
}
.hero-float {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--gray-200);
}
.hero-float.bl { bottom: -20px; left: -24px; }
.hero-float.tr { top: -16px; right: -16px; }
.hero-float-icon {
  width: 40px; height: 40px;
  background: var(--orange-mid);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
}
.hero-float strong { display: block; font-size: 15px; font-weight: 900; color: var(--orange); }
.hero-float span { font-size: 11px; color: var(--gray-400); }

/* ===== NEWS TICKER ===== */
.news-ticker {
  background: var(--dark);
  padding: 10px 0;
  overflow: hidden;
}
.ticker-inner {
  display: flex;
  align-items: center;
}
.ticker-label {
  background: var(--orange);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 4px;
  flex-shrink: 0;
  margin-right: 20px;
  white-space: nowrap;
}
.ticker-overflow { overflow: hidden; flex: 1; }
.ticker-track {
  display: flex;
  gap: 56px;
  animation: ticker 50s linear infinite;
  width: max-content;
}
.ticker-track:hover { animation-play-state: paused; }
.ticker-item {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  color: rgba(255,255,255,.75);
  font-size: 13px;
  font-weight: 500;
}
.ticker-item .tag {
  background: rgba(249,115,22,.25);
  color: var(--orange);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
}
@keyframes ticker {
  0%   { transform:translateX(0); }
  100% { transform:translateX(-50%); }
}

/* ===== LOGO MARQUEE ===== */
.logo-strip {
  padding: 48px 0;
  background: var(--gray-100);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
  overflow: hidden;
}
.logo-strip-label {
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--gray-400);
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.logo-marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 28s linear infinite;
}
.logo-marquee-track img {
  height: 56px; width: auto;
  flex-shrink: 0;
  filter: none;
  opacity: 1;
  transition: all .3s;
  object-fit: contain;
  margin: 0 4px;
}
.logo-marquee-track img:hover { transform: scale(1.05); }
@keyframes marquee {
  0%   { transform:translateX(0); }
  100% { transform:translateX(-50%); }
}

/* ===== STATS ===== */
.stats-section { background: var(--orange); padding: 72px 0; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,.2);
}
.stat-box {
  background: var(--orange);
  text-align: center;
  padding: 44px 32px;
}
.stat-num {
  font-size: clamp(44px, 5.5vw, 64px);
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  font-family: 'Plus Jakarta Sans', sans-serif;
}
.stat-unit { font-size: 24px; font-weight: 700; }
.stat-desc {
  font-size: 14px;
  color: rgba(255,255,255,.8);
  margin-top: 10px;
  font-weight: 500;
}

/* ===== FEATURE CARDS ===== */
.feature-section { padding: 96px 0; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 0;
}
.feature-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 20px;
  padding: 36px 28px;
  box-shadow: var(--shadow);
  transition: all .25s;
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s;
}
.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-6px); }
.feature-card:hover::after { transform: scaleX(1); }
.feature-card .num {
  font-size: 13px;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: .1em;
  margin-bottom: 16px;
}
.feature-card .icon {
  width: 56px; height: 56px;
  background: var(--orange-mid);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px;
  margin-bottom: 20px;
}
.feature-card h3 {
  font-size: 20px;
  font-weight: 900;
  margin-bottom: 10px;
}
.feature-card .kpi {
  font-size: 28px;
  font-weight: 900;
  color: var(--orange);
  font-family: 'Plus Jakarta Sans', sans-serif;
  margin-bottom: 10px;
}
.feature-card p { font-size: 14px; color: var(--gray-600); line-height: 1.8; }
.feature-card .card-img {
  margin-top: 24px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--gray-200);
}

/* ===== CHECKLIST (WHO IS IT FOR) ===== */
.checklist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  transition: border-color .2s, box-shadow .2s;
}
.checklist-item:hover {
  border-color: var(--orange);
  box-shadow: 0 4px 16px rgba(249,115,22,.1);
}
.checklist-icon {
  width: 26px; height: 26px;
  background: var(--orange);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}
.checklist-icon::after {
  content: '';
  display: block;
  width: 12px; height: 7px;
  border-left: 2px solid white;
  border-bottom: 2px solid white;
  transform: rotate(-45deg) translateY(-2px);
}
.checklist-item span {
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--gray-800);
}
.checklist-item strong { color: var(--orange); }

/* ===== TESTIMONIAL CARDS ===== */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 20px;
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: box-shadow .25s, transform .25s;
}
.testimonial-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.testimonial-stars {
  color: var(--orange);
  font-size: 16px;
  letter-spacing: 2px;
  margin-bottom: 16px;
}
.testimonial-text {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.85;
  margin-bottom: 24px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-author img {
  width: 44px; height: 44px;
  border-radius: 50%;
  object-fit: cover;
}
.testimonial-author-name { font-size: 14px; font-weight: 700; }
.testimonial-author-role { font-size: 12px; color: var(--gray-400); }

/* ===== VIDEO SECTION ===== */
.video-section { padding: 96px 0; background: var(--gray-800); }
.video-section .section-title { color: var(--white); }
.video-section .section-sub { color: rgba(255,255,255,.65); }
.video-wrap {
  max-width: 800px;
  margin: 0 auto;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.4);
  background: #000;
  position: relative;
  padding-top: 56.25%;
}
.video-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  border: 0;
}
.video-play-btn {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  background: var(--white);
  border: none;
  padding: 14px 32px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  z-index: 5;
  display: flex; align-items: center; gap: 8px;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}
.video-play-btn:hover {
  transform: translate(-50%, -50%) scale(1.06);
  box-shadow: var(--shadow-lg);
}

/* ===== CTA BANNER ===== */
.cta-banner {
  background: linear-gradient(135deg, var(--orange) 0%, #f97316cc 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -80px; left: -80px;
  width: 300px; height: 300px;
  background: rgba(255,255,255,.08);
  border-radius: 50%;
}
.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -100px; right: -60px;
  width: 400px; height: 400px;
  background: rgba(255,255,255,.06);
  border-radius: 50%;
}
.cta-banner .title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 16px;
  position: relative; z-index: 1;
}
.cta-banner .sub {
  font-size: 17px;
  color: rgba(255,255,255,.85);
  margin-bottom: 40px;
  position: relative; z-index: 1;
  line-height: 1.8;
}
.cta-banner .actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  position: relative; z-index: 1;
}
.cta-banner .note {
  font-size: 12px;
  color: rgba(255,255,255,.7);
  margin-top: 16px;
  position: relative; z-index: 1;
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,.65);
  padding: 56px 0 32px;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
}
.footer-logo img { height: 32px; filter: brightness(0) invert(1); opacity: .8; }
.footer-tagline { font-size: 13px; margin-top: 10px; line-height: 1.7; max-width: 280px; }
.footer-links {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.footer-link-group h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
  letter-spacing: .05em;
}
.footer-link-group a {
  display: block;
  font-size: 13px;
  color: rgba(255,255,255,.55);
  margin-bottom: 8px;
  transition: color .2s;
}
.footer-link-group a:hover { color: var(--orange); }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 12px; }
.footer-bottom a { color: rgba(255,255,255,.55); font-size: 12px; }
.footer-bottom a:hover { color: var(--orange); }

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 24px;
  width: 48px; height: 48px;
  background: var(--orange);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(249,115,22,.45);
  cursor: pointer;
  z-index: 50;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s, transform .3s;
  border: none;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { transform: translateY(-3px); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .header-nav { display: none; }
  .hamburger { display: flex; }
}
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding: 110px 0 64px; }
  .feature-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; gap: 1px; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .checklist-grid { grid-template-columns: 1fr; }
  .section-header { margin-bottom: 40px; }
  .feature-section { padding: 64px 0; }
}
@media (max-width: 640px) {
  .hero h1 { font-size: 30px; }
  .btn-primary, .btn-ghost { font-size: 15px; padding: 14px 28px; }
  .stat-num { font-size: 40px; }
}