/* =========================================================
   SrushAI LP - style.css
   ========================================================= */

:root{
  --color-main: #26A7E1;
  --color-main-dark: #1a86b8;
  --color-accent: #FF1493;
  --color-bg: #ffffff;
  --color-bg-soft: #f4fafd;
  --color-text: #2b2f36;
  --color-text-sub: #6b7280;
  --color-border: rgba(38,167,225,0.15);
  --gradient-blue: linear-gradient(135deg, #26A7E1 0%, #6fd0f0 100%);
  --gradient-blue-deep: linear-gradient(135deg, #1a86b8 0%, #26A7E1 60%, #7fd8f5 100%);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-soft: 0 10px 30px rgba(38,167,225,0.08);
  --shadow-card: 0 6px 20px rgba(20,40,60,0.06);
  --font-base: "Noto Sans JP", "Hiragino Sans", sans-serif;
  --container-w: 1120px;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; height:auto; display:block; }
a{ color: inherit; text-decoration:none; }
ul{ margin:0; padding:0; }
li{ list-style:none; }
h1,h2,h3{ font-weight:700; margin:0; }

.l-container{
  width:100%;
  max-width: var(--container-w);
  margin:0 auto;
  padding: 0 24px;
}

.sp-only{ display:none; }

/* ---------------- Header ---------------- */
.l-header{
  position:fixed; top:0; left:0; right:0; z-index:100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.l-header__inner{
  max-width: var(--container-w);
  margin:0 auto;
  padding: 14px 24px;
  display:flex; align-items:center; justify-content:space-between;
  gap: 24px;
}
.logo-mark{ font-size:1.4rem; font-weight:900; color: var(--color-main-dark); letter-spacing:0.5px; }
.logo-mark--accent{ color: var(--color-accent); }
.l-header__logo{ flex-shrink:0; }
.l-header__nav{
  display:flex;
  align-items:center;
  gap: 28px;
  flex-wrap: nowrap;
}
.l-header__nav a{
  font-size:0.88rem;
  font-weight:500;
  color: var(--color-text);
  position:relative;
  white-space: nowrap;
}
.l-header__nav .l-header__nav-cta{ display:none; }
.l-header__cta-pc{ flex-shrink:0; }
.l-header__nav a:hover{ color: var(--color-main); }
.l-header__toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap: 6px;
  width: 32px;
  height: 32px;
  background:none;
  border:none;
  cursor:pointer;
  padding:0;
}
.l-header__toggle span{
  display:block;
  width: 100%;
  height: 2px;
  background: var(--color-main-dark);
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}
.l-header__toggle.is-active span:nth-child(1){ transform: translateY(8px) rotate(45deg); }
.l-header__toggle.is-active span:nth-child(2){ opacity:0; }
.l-header__toggle.is-active span:nth-child(3){ transform: translateY(-8px) rotate(-45deg); }


/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 999px;
  font-weight:700;
  font-size:0.95rem;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
  white-space: nowrap;
}
.btn--primary{ background: var(--gradient-blue); color:#fff; box-shadow: var(--shadow-soft); }
.btn--primary:hover{ transform: translateY(-3px); box-shadow: 0 14px 30px rgba(38,167,225,0.28); }
.btn--accent{ background: var(--color-accent); color:#fff; box-shadow: 0 10px 24px rgba(255,20,147,0.25);}
.btn--accent:hover{ transform: translateY(-3px); box-shadow: 0 16px 34px rgba(255,20,147,0.35); }
.btn--white{ background:#fff; color: var(--color-main-dark); }
.btn--white:hover{ transform: translateY(-3px); box-shadow: 0 10px 24px rgba(0,0,0,0.12); }
.btn--small{ padding: 10px 22px; font-size:0.85rem; }
.btn--large{ padding: 18px 44px; font-size:1.05rem; }

/* ---------------- Hero ---------------- */
.hero{
  position:relative;
  min-height: 100vh;
  display:flex; align-items:center;
  padding-top: 90px;
  overflow:hidden;
  background:#eaf5fb;
}
.hero__bg{
  position:absolute; inset:0;
  background-image: url("images/generated-image.png");
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
  z-index:0;
}
.hero__inner{
  max-width: var(--container-w);
  margin: 0 auto;
  width:100%;
  padding: 40px 24px;
  display:flex;
  align-items:center;
  position:relative;
  z-index:1;
}
.hero__text{
  max-width: 46%;
}
.hero__badge{
  display:inline-block;
  font-size:0.8rem; font-weight:700;
  color: var(--color-main-dark);
  background: rgba(38,167,225,0.08);
  border: 1px solid var(--color-border);
  padding: 6px 18px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.hero__title{
  font-size: clamp(2rem, 4vw, 3rem);
  line-height:1.4;
  font-weight:900;
  letter-spacing: 0.5px;
}
.text-accent{ color: var(--color-accent); }
.text-primary{ color: #26A7E1; }
.hero__sub{
  margin-top: 24px;
  color: var(--color-text-sub);
  font-size:1rem;
}
.hero__text .btn{ margin-top: 36px; }
.hero__scroll{
  position:absolute; bottom: 30px; left:50%; transform: translateX(-50%);
  width: 26px; height: 44px; border: 2px solid var(--color-main); border-radius: 20px;
}
.hero__scroll span{
  display:block; width:5px; height:5px; border-radius:50%;
  background: var(--color-main);
  margin: 8px auto;
  animation: scrollDown 1.6s infinite;
}
@keyframes scrollDown{
  0%{ transform: translateY(0); opacity:1; }
  70%{ transform: translateY(14px); opacity:0; }
  100%{ opacity:0; }
}

/* ---------------- Section common ---------------- */
section{ padding: 110px 0; position:relative; }
.section-tag{
  text-align:center;
  color: var(--color-main);
  font-weight:700;
  letter-spacing: 3px;
  font-size:0.8rem;
  margin-bottom: 14px;
}
.section-title{
  text-align:center;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  margin-bottom: 20px;
}
.section-desc{
  text-align:center;
  color: var(--color-text-sub);
  max-width: 640px;
  margin: 0 auto 50px;
}

/* ---------------- Pain ---------------- */
.pain{ background: var(--color-bg-soft); }
.pain__layout{
  display:grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 40px;
  align-items:center;
  margin-top: 50px;
}
.pain__grid--4{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.pain__card{
  background:#fff;
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
  display:flex;
  flex-direction:column;
  gap: 16px;
}
.pain__card p{
  margin:0;
  font-size:0.95rem;
  font-weight:600;
  color: var(--color-text);
  line-height:1.6;
}
.pain__visual{
  display:flex;
  justify-content:center;
}
.pain__visual img{
  max-width: 280px;
  filter: drop-shadow(0 20px 30px rgba(38,167,225,0.15));
}

/* ---------------- Story (導入事例) ---------------- */
.story{ background:#fff; }
.story__grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 40px;
}
.story__card{
  background: var(--color-bg-soft);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}
.story__tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:0.75rem;
  font-weight:700;
  padding: 6px 16px;
  border-radius: 999px;
  color:#fff;
  margin-bottom: 16px;
}
.story__tag--construction{ background: var(--color-main); }
.story__tag--retail{ background: var(--color-accent); }
.story__card h3{
  font-size:1.05rem;
  margin-bottom: 24px;
  line-height:1.6;
}

.story__compare{
  display:flex;
  flex-direction:column;
  gap: 0;
}
.story__before, .story__after{
  background:#fff;
  border-radius: var(--radius-md);
  padding: 22px 20px;
  border: 1px solid var(--color-border);
}
.story__before{
  border-color: rgba(107,114,128,0.25);
}
.story__after{
  background: rgba(38,167,225,0.06);
  border-color: var(--color-main);
  margin-top: 18px;
}

.story__label{
  display:inline-block;
  font-size:0.75rem;
  font-weight:700;
  letter-spacing:1px;
  padding: 4px 16px;
  border-radius: 999px;
  margin-bottom: 14px;
  color:#fff;
}
.story__label--before{ background: #9aa3af; }
.story__label--after{ background: var(--color-accent); }

.story__arrow{
  width: 0;
  height: 0;
  margin: 0 auto;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 14px solid var(--color-main);
  position: relative;
  top: 4px;
}

.check-list{
  display:flex;
  flex-direction:column;
  gap: 10px;
}
.check-list li{
  position:relative;
  padding-left: 28px;
  font-size:0.88rem;
  color: var(--color-text);
  line-height:1.6;
}
.check-list li::before{
  content:"☑";
  position:absolute;
  left:0; top:0;
  font-size:1rem;
  color: var(--color-text-sub);
  font-weight:700;
}
.check-list--after li::before{
  color: var(--color-main-dark);
}

/* ---------------- Feature ---------------- */
.feature__grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 20px;
}
.feature__card{
  background:#fff;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align:center;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  transition: transform .3s ease, box-shadow .3s ease;
}
.feature__card:hover{ transform: translateY(-8px); box-shadow: 0 20px 40px rgba(38,167,225,0.14); }
.feature__card h3{ margin: 18px 0 10px; font-size:1.1rem; }
.feature__card p{ color: var(--color-text-sub); font-size:0.9rem; margin:0; }

/* ---------------- Icons (Tabler Icons使用) ---------------- */
.icon{
  display:inline-flex; align-items:center; justify-content:center;
  width:56px; height:56px; border-radius: 16px;
  background: var(--gradient-blue);
  color:#fff;
}
.icon i{
  font-size: 1.7rem;
  line-height: 1;
  color: inherit;
}
.pain__card .icon{ width:44px; height:44px; }
.pain__card .icon i{ font-size:1.3rem; }

/* ---------------- Flow / Timeline (分析事例統合) ---------------- */
.flow{ background: var(--color-bg-soft); }
.flow__steps{
  margin-top: 60px;
  display:flex;
  flex-direction:column;
  gap: 28px;
}
.flow__row{
  display:grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  background:#fff;
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  position:relative;
}
.flow__row-num{
  width: 52px; height: 52px;
  border-radius:50%;
  background: var(--gradient-blue);
  color:#fff;
  font-weight:900;
  font-size:1.3rem;
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 8px 18px rgba(38,167,225,0.3);
}
.flow__row-body h3{
  font-size:1.1rem;
  margin-bottom: 10px;
  color: var(--color-main-dark);
}
.flow__row-body p{
  font-size:0.9rem;
  color: var(--color-text-sub);
  margin:0 0 16px;
}
.flow__tags{
  display:flex; flex-wrap:wrap; gap: 10px;
}
.flow__tags span{
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  color: var(--color-main-dark);
  font-size:0.78rem;
  font-weight:600;
  padding: 6px 14px;
  border-radius: 999px;
}
.flow__filetypes{
  display:flex; flex-wrap:wrap; gap: 12px;
}
.filetype{
  display:flex; align-items:center; gap:6px;
  font-size:0.8rem; font-weight:700;
  padding: 8px 16px;
  border-radius: 10px;
  color:#fff;
}
.filetype--excel{ background:#1d7044; }
.filetype--csv{ background:#2b8fb0; }
.filetype--cloud{ background: var(--color-main); }

.flow__analysis-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.analysis-card{
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--color-border);
}
.analysis-card h4{
  font-size:0.85rem;
  margin: 0 0 14px;
  color: var(--color-main-dark);
  font-weight:700;
}
.flow__report{
  display:flex; align-items:center; gap: 18px;
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--color-border);
}
.flow__report-text{
  display:flex; flex-direction:column; gap:4px;
}
.flow__report-text strong{ color: var(--color-main-dark); font-size:0.95rem; }
.flow__report-text span{ font-size:0.8rem; color: var(--color-text-sub); }

.case__note{ text-align:center; color: var(--color-text-sub); font-size:0.8rem; margin-top: 30px; }

/* ---------------- Charts (used inside flow) ---------------- */
.chart-bar{
  display:flex; align-items:flex-end; gap: 12px; height: 130px; padding-top: 30px;
}
.chart-bar span{
  flex:1; position:relative;
  height: var(--h);
  background: var(--gradient-blue);
  border-radius: 8px 8px 0 0;
  display:flex; flex-direction:column; justify-content:flex-end; align-items:center;
  color:#fff; font-size:0.68rem; padding-bottom: 6px;
}
.chart-bar span::before{
  content: attr(data-label);
  position: absolute;
  top: -22px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-text);
  font-size: 0.68rem;
  font-weight: 700;
  white-space: nowrap;
}
.chart-bar span b{ display:block; font-size:0.82rem; }
.chart-bar--negative span{ background: linear-gradient(135deg, var(--color-accent), #ff6bb8); }

.chart-line{ width:100%; height:110px; }

.chart-donut{
  width:110px; height:110px; margin: 6px auto;
  border-radius:50%;
  background: conic-gradient(var(--color-main) 0% 40%, var(--color-accent) 40% 65%, #cfe9f7 65% 100%);
  position:relative;
}
.chart-donut::after{
  content:""; position:absolute; inset: 18px; border-radius:50%; background:#fff;
}

/* ---------------- Compare table ---------------- */
.compare__table-wrap{ overflow-x:auto; }
.compare__table{
  width:100%; border-collapse: collapse;
  background:#fff;
  border-radius: var(--radius-lg);
  overflow:hidden;
  box-shadow: var(--shadow-card);
  min-width: 600px;
}
.compare__table th, .compare__table td{
  padding: 18px 20px;
  text-align:left;
  border-bottom: 1px solid var(--color-border);
  font-size:0.9rem;
}
.compare__table thead th{
  background: var(--color-bg-soft);
  font-weight:700;
  color: var(--color-main-dark);
}
.compare__table thead th span{ display:block; font-size:0.72rem; color: var(--color-text-sub); font-weight:400; }
.compare__table tbody th{ background: var(--color-bg-soft); font-weight:600; width:160px; }
.compare__table tbody tr:last-child td, .compare__table tbody tr:last-child th{ border-bottom:none; }
.compare__table tbody td:last-child{ color: var(--color-main-dark); font-weight:600; }

/* ---------------- Usability ---------------- */
.usability{ background: var(--color-bg-soft); }
.usability__grid{
  display:grid; grid-template-columns: repeat(3,1fr); gap: 28px; margin-top: 20px;
}
.usability__card{
  background:#fff;
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  text-align:center;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}
.usability__card h3{ margin: 18px 0 10px; font-size:1.05rem; }
.usability__card p{ color: var(--color-text-sub); font-size:0.88rem; margin:0; }

/* ---------------- Security ---------------- */
.security{
  background: var(--gradient-blue-deep);
  color:#fff;
}
.security .section-tag{ color: rgba(255,255,255,0.85); }
.security .section-title{ color:#fff; }
.security__grid{
  display:grid; grid-template-columns: repeat(3,1fr); gap: 28px; margin-top: 30px;
}
.security__card{
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-lg);
  padding: 36px 26px;
  text-align:center;
}
.security__card .icon{ background: rgba(255,255,255,0.9); color: var(--color-main-dark); }
.security__card h3{ margin: 16px 0 10px; font-size:1rem; }
.security__card p{ font-size:0.85rem; opacity:0.9; margin:0; }

/* ---------------- FAQ ---------------- */
.faq{ background:#fff; }
.faq__list{
  max-width: 760px;
  margin: 40px auto 0;
  display:flex;
  flex-direction:column;
  gap: 16px;
}
.faq__item{
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}
.faq__item summary{
  cursor:pointer;
  font-weight:700;
  font-size:0.98rem;
  color: var(--color-main-dark);
  list-style:none;
  position:relative;
  padding-right: 30px;
}
.faq__item summary::-webkit-details-marker{ display:none; }
.faq__item summary::after{
  content:"+";
  position:absolute;
  right:0; top:0;
  font-size:1.3rem;
  color: var(--color-main);
  transition: transform .25s ease;
}
.faq__item[open] summary::after{ content:"−"; }
.faq__item p{
  margin: 14px 0 0;
  font-size:0.9rem;
  color: var(--color-text-sub);
  line-height:1.7;
}

/* ---------------- Usage Flow ---------------- */
.usage-flow{ background: var(--color-bg-soft); }

.usage-flow__card{
  padding: 0;
  margin-top: 40px;
}

.usage-flow__card-label{
  text-align:center;
  color: var(--color-text-sub);
  max-width: 640px;
  margin: 0 auto 28px;
  font-weight:400;
}
.usage-flow__card-label i{ color: var(--color-main); font-size:1.1rem; }
.usage-flow__card-label span{
  font-weight:400;
  color: var(--color-text-sub);
}

.usage-flow__steps{
  display:flex;
}
.usage-flow__step{
  flex:1;
  position:relative;
  background: linear-gradient(135deg, #2f6fe6 0%, #4b5fe0 100%);
  color:#fff;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap: 6px;
  padding: 30px 20px;
  clip-path: polygon(0 0, 92% 0, 100% 50%, 92% 100%, 0 100%, 8% 50%);
  margin-left: -18px;
}
.usage-flow__step:first-child{ margin-left:0; clip-path: polygon(0 0, 92% 0, 100% 50%, 92% 100%, 0 100%); }
.usage-flow__step:last-child{ clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%, 8% 50%); }

.usage-flow__icon{
  width: 40px; height: 40px;
  border-radius:50%;
  background: rgba(255,255,255,0.2);
  display:flex; align-items:center; justify-content:center;
  font-size:1.2rem;
  margin-bottom: 4px;
}
.usage-flow__label{
  font-weight:700;
  font-style:italic;
  font-size:0.95rem;
  letter-spacing:1px;
}
.usage-flow__label b{ font-size:1.4rem; margin-left:4px; }
.usage-flow__text{
  font-weight:700;
  font-size:0.88rem;
  text-align:center;
  line-height:1.5;
}

@media (max-width: 1024px){
  .usage-flow__card{ margin-top: 32px; }
}

@media (max-width: 640px){
  .usage-flow__card{ margin-top: 28px; }
  .usage-flow__card-label{ font-size:0.95rem; flex-wrap:wrap; }
  .usage-flow__steps{ flex-direction:column; gap: 12px; }
  .usage-flow__step{
    margin-left:0;
    clip-path: none !important;
    border-radius: var(--radius-md);
    padding: 20px;
  }
}

/* ---------------- Pricing ---------------- */
.pricing{ margin-top: 60px; }
.pricing__grid{
  display:grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  align-items:center;
}

.pricing__card{
  background:#fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  padding: 36px 30px;
  text-align:center;
}
.pricing__icon{
  width: 64px; height:64px;
  border-radius:50%;
  background: rgba(38,167,225,0.1);
  color: var(--color-main);
  display:flex; align-items:center; justify-content:center;
  font-size:1.8rem;
  margin: 0 auto 18px;
}
.pricing__icon--accent{ background: rgba(255,20,147,0.1); color: var(--color-accent); }
.pricing__title{ font-size:1.3rem; margin-bottom: 12px; color: var(--color-main-dark); }
.pricing__title--accent{ color: var(--color-accent); }
.pricing__desc{ font-size:0.85rem; color: var(--color-text-sub); margin: 0 0 26px; line-height:1.7; }

.pricing__list{
  display:flex; flex-direction:column; gap: 14px;
  text-align:left;
}
.pricing__list li{
  display:flex; align-items:flex-start; gap: 14px;
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  padding: 14px 16px;
}
.pricing__list-icon{
  width: 38px; height:38px; flex-shrink:0;
  border-radius: 10px;
  background: rgba(38,167,225,0.12);
  color: var(--color-main);
  display:flex; align-items:center; justify-content:center;
  font-size:1.1rem;
}
.pricing__list-icon--accent{ background: rgba(255,20,147,0.12); color: var(--color-accent); }
.pricing__list strong{ display:block; font-size:0.92rem; margin-bottom: 4px; color: var(--color-text); }
.pricing__list p{ margin:0; font-size:0.8rem; color: var(--color-text-sub); line-height:1.6; }

.pricing__center{
  display:flex; flex-direction:column; align-items:center; gap: 20px;
}
.pricing__plus{
  width: 48px; height:48px;
  border-radius:50%;
  background: var(--color-main);
  color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:1.4rem;
  box-shadow: 0 8px 18px rgba(38,167,225,0.3);
}
.pricing__bot-img{
  width: 140px;
  height: auto;
  filter: drop-shadow(0 12px 24px rgba(38,167,225,0.3));
}

.pricing__note{
  display:flex; align-items:center; justify-content:center; gap: 14px;
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  padding: 20px 28px;
  margin-top: 40px;
  text-align:center;
}
.pricing__note-icon{
  width: 36px; height:36px; flex-shrink:0;
  border-radius:50%;
  background:#fff;
  color: var(--color-main);
  display:flex; align-items:center; justify-content:center;
  font-size:1.1rem;
  box-shadow: var(--shadow-card);
}
.pricing__note p{ margin:0; font-size:0.9rem; color: var(--color-text); }
.pricing__note strong{ color: var(--color-main-dark); }

@media (max-width: 1024px){
  .pricing__grid{ grid-template-columns: 1fr; }
  .pricing__center{ order:2; flex-direction:row; justify-content:center; }
  .pricing__card--monthly{ order:3; }
  .pricing__bot-img{ width: 110px; }
}

@media (max-width: 640px){
  .pricing__card{ padding: 26px 20px; }
  .pricing__note{ flex-direction:column; gap: 10px; padding: 20px; }
  .pricing__bot-img{ width: 90px; }
}

/* ---------------- CTA ---------------- */
.cta{
  background: var(--gradient-blue-deep);
  color:#fff;
  text-align:center;
}
.cta__title{ font-size: clamp(1.6rem, 3vw, 2.2rem); color:#fff; }
.cta__desc{ margin-top:16px; opacity:0.9; }
.cta__actions{
  margin-top: 40px;
  display:flex; justify-content:center; align-items:center; gap: 20px; flex-wrap:wrap;
}

/* =========================
   フッター
========================== */
footer {
  background-color: #163a63;
  color: #fff;
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.4fr;
  gap: 48px;
  margin-bottom: 40px;
  align-items: start;
}

.footer-logo {
  height: 36px;
  width: auto;
  margin-bottom: 16px;
  display: block;
}

.footer-desc {
  font-size: 13px;
  color: #aaa;
  line-height: 1.7;
  margin-bottom: 8px;
}

.footer-company {
  font-size: 13px;
  color: #aaa;
  margin-bottom: 20px;
}

.footer-column h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 20px;
  color: #4db8f0;
  letter-spacing: 0.02em;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 12px;
  font-size: 14px;
  color: #aaa;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.5;
}

.footer-links a {
  color: #aaa;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: #fff;
}

.footer-contact__icon {
  color: #4db8f0;
  font-size: 13px;
  margin-top: 3px;
  flex-shrink: 0;
}

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: background-color 0.2s ease;
  text-decoration: none;
}

.social-icon:hover {
  background-color: #4db8f0;
}

.social-icon i {
  color: #fff;
  font-size: 16px;
}

.footer-bottom {
  text-align: center;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #666;
  font-size: 13px;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* ---------------- Animations ---------------- */
.fade-in{
  opacity:0; transform: translateY(24px);
  transition: opacity .7s ease, transform .7s ease;
}
.fade-in.is-visible{ opacity:1; transform: translateY(0); }

/* ---------------- Responsive ---------------- */
@media (max-width: 1024px){
  .l-header__nav{ gap: 20px; }
  .hero__inner{ flex-direction:column; text-align:left; justify-content:center; align-items:flex-start;}
  .hero__text{ max-width: 100%; }
  .hero__bg{
  background-image: url("images/ヒーロースマホ用.png");
  background-position: center;
  opacity:0.25;
}
  .pain__layout{ grid-template-columns: 1fr; }
  .pain__visual{ order:-1; }
  .pain__visual img{ max-width: 200px; }
  .story__grid{ grid-template-columns: 1fr; }
  .feature__grid{ grid-template-columns: repeat(2,1fr); }
  .flow__analysis-grid{ grid-template-columns: repeat(2,1fr); }
  .usability__grid{ grid-template-columns: 1fr; }
  .security__grid{ grid-template-columns: 1fr; }
}

@media (max-width: 640px){
  .sp-only{ display:inline; }
  .l-header__toggle{ display:flex; }
  .l-header__cta-pc{
    padding: 8px 16px;
    font-size: 0.78rem;
  }
  .l-header__nav .l-header__nav-cta{ display:none; }
  .l-header__nav{
    position:fixed;
    top: 62px;
    left:0; right:0;
    background:#fff;
    flex-direction:column;
    align-items:flex-start;
    gap: 0;
    padding: 8px 24px 20px;
    box-shadow: 0 12px 24px rgba(0,0,0,0.08);
    border-bottom: 1px solid var(--color-border);
    max-height:0;
    overflow:hidden;
    opacity:0;
    transition: max-height .35s ease, opacity .3s ease;
  }
  .l-header__nav.is-open{
    max-height: 500px;
    opacity:1;
  }
  .l-header__nav a{
    width:100%;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
  }
  .l-header__nav a:last-of-type{ border-bottom:none; }
  section{ padding: 60px 0; }
  .hero{ padding-top: 100px; }
  .hero__title{ font-size: 1.8rem; }

  .pain__grid--4{ grid-template-columns: 1fr; }
  .pain__card{ flex-direction:row; align-items:center; }
  .pain__card .icon{ flex-shrink:0; width:44px; height:44px; }
  .pain__card .icon i{ font-size:1.2rem; }
  .pain__card p{ font-size:0.88rem; }
  .pain__visual img{ max-width: 160px; }

  .story__card{ padding: 20px; }
  .story__card h3{ font-size:0.98rem; margin-bottom: 18px; }
  .story__before, .story__after{ padding: 18px 16px; }
  .check-list li{ font-size:0.84rem; padding-left: 24px; }
  .story__label{ font-size:0.7rem; padding: 4px 14px; }

  .flow__row{ grid-template-columns: 1fr; text-align:left; padding: 24px; }
  .flow__row-num{ margin-bottom: 8px; }
  .flow__analysis-grid{ grid-template-columns: 1fr; }

  .feature__grid{ grid-template-columns: 1fr; }
  .cta__actions{ flex-direction:column; }
  .l-footer__inner{ flex-direction:column; }
}