/* =========================================================
   E-Speaking Special Workbook LP
   Base: white / accent: soft green (used sparingly)
   ========================================================= */

:root{
  --color-white: #ffffff;
  --color-bg: #ffffff;
  --color-bg-soft: #fafbfa;
  --color-text: #2c2c2c;
  --color-text-sub: #6a6a6a;
  --color-green: #8fbf9f;
  --color-green-light: #e6f2ea;
  --color-green-dark: #5f9d76;
  --color-border: #ececec;
  --font-jp: 'Zen Kaku Gothic New', 'Noto Sans JP', sans-serif;
  --max-width: 1080px;
}

*{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin: 0;
  font-family: var(--font-jp);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; }

.sp-only{ display: none; }

.section-inner{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 80px 24px;
}

.section-title{
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 16px;
  letter-spacing: 0.02em;
}
.section-title.center{ text-align: center; }

.section-lead{
  color: var(--color-text-sub);
  margin-bottom: 40px;
}

/* ===== Buttons ===== */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 40px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 17px;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.2s ease;
  border: none;
  cursor: pointer;
}

.btn-primary{
  background: var(--color-green-dark);
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(95, 157, 118, 0.3);
}
.btn-primary:hover{
  background: #4f8a64;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(95, 157, 118, 0.38);
}

/* ===== Header ===== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.brand{
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.2;
}
.brand-mark{
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.04em;
  color: var(--color-text);
}
.brand-sub{
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--color-green-dark);
  text-transform: uppercase;
}

/* ===== Hero ===== */
.hero{
  position: relative;
  padding: 90px 24px 70px;
  text-align: center;
  background: linear-gradient(180deg, var(--color-green-light) 0%, #ffffff 68%);
  overflow: hidden;
}
.hero-inner{
  max-width: 760px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}
.hero-eyebrow{
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-green-dark);
  background: #ffffff;
  border: 1px solid var(--color-green-light);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero-title{
  font-size: 40px;
  font-weight: 900;
  margin: 0 0 24px;
  letter-spacing: 0.02em;
  color: var(--color-text);
}
.hero-title-accent{
  color: var(--color-green-dark);
}
.hero-image{
  max-width: 320px;
  margin: 8px auto 32px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0,0,0,0.12);
}
.hero-image img{
  width: 100%;
  display: block;
}
.hero-lead{
  font-size: 17px;
  color: var(--color-text-sub);
  margin-bottom: 36px;
}
.hero-btn{
  font-size: 18px;
  padding: 20px 48px;
}
.hero-decoration{
  position: absolute;
  bottom: -60px;
  left: 50%;
  transform: translateX(-50%);
  width: 140%;
  height: 120px;
  background: radial-gradient(ellipse at center, var(--color-green-light) 0%, transparent 70%);
  opacity: 0.6;
  z-index: 1;
}

/* ===== Video Section ===== */
.video-section{
  background: var(--color-white);
  text-align: center;
}
.video-wrapper{
  max-width: 780px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0,0,0,0.08);
  background: #000;
}
.intro-video{
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
  background: #000;
}
.video-caption{
  margin-top: 20px;
  font-size: 14px;
  color: var(--color-text-sub);
}
.video-caption i{
  color: var(--color-green-dark);
  margin-right: 6px;
}

/* ===== Empathy Section ===== */
.empathy-section{
  background: var(--color-bg-soft);
  text-align: center;
}
.empathy-section .section-inner{
  padding: 70px 24px;
}
.empathy-quote{
  font-size: 24px;
  font-weight: 700;
  color: var(--color-green-dark);
  margin: 0 0 24px;
  position: relative;
  display: inline-block;
}
.empathy-quote::before,
.empathy-quote::after{
  color: var(--color-green);
  font-size: 28px;
  opacity: 0.6;
}
.empathy-quote::before{ content: "“"; margin-right: 4px; }
.empathy-quote::after{ content: "”"; margin-left: 4px; }
.empathy-text{
  max-width: 640px;
  margin: 0 auto;
  color: var(--color-text-sub);
  font-size: 16px;
}

/* ===== Maker Section ===== */
.maker-section{
  background: var(--color-white);
}
.maker-inner{
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.maker-label{
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-green-dark);
  margin-bottom: 10px;
}
.maker-desc{
  color: var(--color-text-sub);
  font-size: 15px;
}
.maker-image img{
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.08);
}

/* ===== Features Section ===== */
.features-section{
  background: var(--color-bg-soft);
}
.features-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 20px;
}
.feature-card{
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 40px 28px;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.feature-card:hover{
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(0,0,0,0.06);
}
.feature-icon{
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--color-green-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--color-green-dark);
}
.feature-title{
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 12px;
}
.feature-desc{
  font-size: 14px;
  color: var(--color-text-sub);
  margin: 0;
}

/* ===== Flow Section ===== */
.flow-section{
  background: var(--color-white);
}
.flow-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.flow-item{
  display: flex;
  gap: 24px;
  align-items: center;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: var(--color-bg-soft);
}
.flow-num{
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-green-dark);
  color: #ffffff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}
.flow-illust{
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  border-radius: 12px;
  object-fit: cover;
  background: var(--color-green-light);
}
.flow-body h3{
  margin: 4px 0 8px;
  font-size: 17px;
  font-weight: 700;
}
.flow-body p{
  margin: 0;
  color: var(--color-text-sub);
  font-size: 14.5px;
}
.flow-note{
  margin-top: 32px;
  padding: 18px 22px;
  border-radius: 12px;
  background: #fff8ec;
  border: 1px solid #f2e3c4;
  color: #8a6a1f;
  font-size: 14px;
  text-align: center;
}
.flow-note i{ margin-right: 6px; }

/* ===== Pricing Section ===== */
.pricing-section{
  background: var(--color-white);
  text-align: center;
}
.pricing-card{
  max-width: 360px;
  margin: 0 auto;
  padding: 40px 32px;
  border: 2px solid var(--color-green);
  background: var(--color-green-light);
  border-radius: 18px;
}
.pricing-price{
  margin: 0;
  font-size: 44px;
  font-weight: 900;
  color: var(--color-green-dark);
  line-height: 1.2;
}
.pricing-currency{
  font-size: 26px;
  margin-right: 2px;
}
.pricing-tax{
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-sub);
  margin-top: 4px;
}
.pricing-note{
  margin: 12px 0 0;
  font-size: 14px;
  color: var(--color-text-sub);
}

/* ===== Testimonial Section ===== */
.testimonial-section{
  background: var(--color-bg-soft);
}
.testimonial-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 20px;
}
.testimonial-card{
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px 24px 24px;
  margin: 0;
  position: relative;
}
.testimonial-icon{
  color: var(--color-green);
  font-size: 18px;
  margin-bottom: 12px;
  display: block;
}
.testimonial-text{
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.8;
  margin: 0 0 16px;
}
.testimonial-name{
  display: block;
  font-size: 13px;
  font-style: normal;
  font-weight: 700;
  color: var(--color-text-sub);
  text-align: right;
}

/* ===== Payment Section ===== */
.payment-section{
  background: var(--color-bg-soft);
}
.payment-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 20px;
}
.payment-card{
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 32px 20px;
  text-align: center;
}
.payment-card i{
  font-size: 26px;
  color: var(--color-text-sub);
  margin-bottom: 14px;
  display: block;
}
.payment-card h3{
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 700;
}
.payment-card p{
  margin: 0;
  font-size: 13.5px;
  color: var(--color-text-sub);
}
.payment-main{
  border: 2px solid var(--color-green);
  background: var(--color-green-light);
}
.payment-main i{ color: var(--color-green-dark); }
.payment-note{
  text-align: center;
  margin-top: 24px;
  font-size: 13.5px;
  color: var(--color-text-sub);
}

/* ===== Order Section ===== */
.order-section{
  background: linear-gradient(180deg, #ffffff 0%, var(--color-green-light) 100%);
  text-align: center;
}
.order-inner{
  max-width: 680px;
}
.order-title{
  font-size: 28px;
  font-weight: 900;
  margin: 0 0 20px;
}
.order-lead{
  color: var(--color-text-sub);
  margin-bottom: 36px;
  font-size: 15.5px;
}
.order-btn{
  font-size: 19px;
  padding: 22px 52px;
}
.order-caption{
  margin-top: 18px;
  font-size: 13px;
  color: var(--color-text-sub);
}

/* ===== Footer ===== */
.site-footer{
  background: #ffffff;
  border-top: 1px solid var(--color-border);
  padding: 32px 24px 100px;
  text-align: center;
}
.footer-brand{
  font-weight: 700;
  margin: 0 0 6px;
}
.footer-copy{
  font-size: 12px;
  color: var(--color-text-sub);
  margin: 0;
}

/* ===== Fixed CTA (mobile) ===== */
.fixed-cta{
  display: none;
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 100;
  background: var(--color-green-dark);
  color: #ffffff;
  text-align: center;
  padding: 16px 0;
  border-radius: 100px;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(0,0,0,0.18);
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.fixed-cta.show{ display: flex; }

/* ===== Responsive ===== */
@media (max-width: 860px){
  .sp-only{ display: inline; }
  .section-inner{ padding: 56px 20px; }
  .hero{ padding: 70px 20px 60px; }
  .hero-title{ font-size: 30px; }
  .hero-lead{ font-size: 15.5px; }
  .maker-inner{ grid-template-columns: 1fr; gap: 32px; }
  .maker-image{ order: -1; }
  .features-grid{ grid-template-columns: 1fr; }
  .testimonial-grid{ grid-template-columns: 1fr; }
  .payment-grid{ grid-template-columns: 1fr; }
  .flow-item{ padding: 18px; gap: 16px; }
  .flow-illust{ width: 56px; height: 56px; }
  .order-title{ font-size: 24px; }
  .site-footer{ padding-bottom: 110px; }
}