/* ===========================
   箕面起業塾2026 LP Stylesheet
   =========================== */

:root {
  /* Colors - ポスターと統一 */
  --color-dark-green: #1f3d2e;
  --color-green: #2d4a3e;
  --color-sage: #c8d5b9;
  --color-sage-light: #e8ede0;
  --color-cream: #f5f1e8;
  --color-cream-light: #faf7ef;
  --color-wood: #8b6f47;
  --color-terracotta: #c68b5d;
  --color-terracotta-dark: #a86f42;
  --color-text: #2a2820;
  --color-text-light: #5a5644;
  --color-text-muted: #8a8270;
  --color-white: #ffffff;
  --color-line: #d8d0bc;

  /* Typography */
  --font-serif: "Noto Serif JP", "游明朝", "Yu Mincho", serif;
  --font-sans: "Noto Sans JP", "游ゴシック", "Yu Gothic", sans-serif;

  /* Layout */
  --container: 1100px;
  --container-narrow: 760px;

  /* Spacing */
  --section-py: clamp(64px, 10vw, 120px);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 17px;
  line-height: 2;
  color: var(--color-text);
  background: var(--color-cream-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.container--narrow {
  max-width: var(--container-narrow);
}

/* Utility */
.sp-only { display: none; }
@media (max-width: 640px) {
  .sp-only { display: inline; }
  .pc-only { display: none; }
}

/* ============================
   Section Title 共通
   ============================ */
.section-title {
  margin-bottom: 48px;
  text-align: center;
}
.section-title__sub {
  display: block;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--color-terracotta);
  margin-bottom: 16px;
}
.section-title__main {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(26px, 4.8vw, 38px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-dark-green);
  letter-spacing: 0.05em;
}
.section-title--light .section-title__main {
  color: var(--color-cream);
}
.section-title--light .section-title__sub {
  color: var(--color-sage);
}

/* ============================
   CTA Buttons
   ============================ */
.cta {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 20px 40px;
  border-radius: 4px;
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: 0.05em;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
  min-width: 280px;
  position: relative;
  overflow: hidden;
}
.cta--primary {
  background: var(--color-dark-green);
  color: var(--color-cream);
  box-shadow: 0 6px 20px rgba(31, 61, 46, 0.25);
}
.cta--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(31, 61, 46, 0.35);
}
.cta--secondary {
  background: var(--color-cream);
  color: var(--color-dark-green);
  border: 2px solid var(--color-dark-green);
}
.cta--secondary:hover {
  transform: translateY(-2px);
  background: var(--color-dark-green);
  color: var(--color-cream);
}
.cta--large {
  padding: 26px 56px;
  font-size: 20px;
}
.cta__label {
  font-size: 17px;
  font-weight: 700;
}
.cta--large .cta__label {
  font-size: 20px;
}
.cta__date {
  font-size: 13px;
  font-weight: 400;
  opacity: 0.85;
  letter-spacing: 0.1em;
}
.cta-wrap {
  text-align: center;
  margin-top: 40px;
}

/* ============================
   Hero
   ============================ */
.hero {
  position: relative;
  width: 100%;
  background: var(--color-cream);
  overflow: hidden;
}
.hero__image {
  width: 100%;
  position: relative;
}
.hero__image img {
  width: 100%;
  height: auto;
  display: block;
}
.hero__overlay {
  background: linear-gradient(to bottom, var(--color-cream), var(--color-cream-light));
  padding: 40px 24px 72px;
}
.hero__cta-wrap {
  text-align: center;
}

/* ============================
   Intro
   ============================ */
.intro {
  padding: var(--section-py) 0 calc(var(--section-py) * 0.5);
  background: var(--color-cream-light);
  text-align: center;
}
.intro__lead {
  font-family: var(--font-serif);
  font-size: clamp(20px, 3.2vw, 26px);
  font-weight: 500;
  line-height: 2.2;
  color: var(--color-dark-green);
  margin-bottom: 40px;
  letter-spacing: 0.04em;
}
.intro__body {
  font-size: clamp(16px, 2.4vw, 18px);
  line-height: 2;
  color: var(--color-text);
  margin-bottom: 32px;
}
.intro__note {
  display: inline-block;
  font-size: 16px;
  line-height: 2;
  color: var(--color-text-light);
  background: var(--color-cream);
  padding: 24px 32px;
  border-left: 3px solid var(--color-terracotta);
  text-align: left;
  margin-top: 16px;
}
.intro__note strong {
  color: var(--color-dark-green);
  font-weight: 700;
}

/* ============================
   Recommend
   ============================ */
.recommend {
  padding: var(--section-py) 0;
  background: var(--color-cream);
  position: relative;
}
.recommend::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--color-line);
}
.recommend__list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 32px;
  max-width: 880px;
  margin: 0 auto;
}
.recommend__list li {
  position: relative;
  padding: 18px 18px 18px 44px;
  font-size: 16px;
  line-height: 1.8;
  background: var(--color-white);
  border-radius: 4px;
  border-left: 3px solid var(--color-sage);
}
.recommend__list li::before {
  content: "✓";
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-terracotta);
  font-weight: 700;
  font-size: 18px;
}
@media (max-width: 640px) {
  .recommend__list {
    grid-template-columns: 1fr;
  }
}

/* ============================
   Benefit (dark section)
   ============================ */
.benefit {
  padding: var(--section-py) 0;
  background: var(--color-dark-green);
  color: var(--color-cream);
  position: relative;
}
.benefit__list {
  list-style: none;
  counter-reset: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 720px;
  margin: 0 auto;
}
.benefit__list li {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 24px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  border-left: 3px solid var(--color-terracotta);
}
.benefit__num {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 600;
  color: var(--color-terracotta);
  line-height: 1;
  flex-shrink: 0;
  letter-spacing: 0.05em;
}
.benefit__list p {
  font-size: 17px;
  line-height: 2;
  color: var(--color-cream);
}
.benefit__list strong {
  color: var(--color-sage);
  font-weight: 700;
}

/* ============================
   Learn (4 cards)
   ============================ */
.learn {
  padding: var(--section-py) 0;
  background: var(--color-cream-light);
}
.learn__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.learn__card {
  background: var(--color-white);
  padding: 36px 32px;
  border-radius: 6px;
  border-top: 4px solid var(--color-sage);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.learn__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(31, 61, 46, 0.1);
}
.learn__num {
  display: block;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--color-terracotta);
  margin-bottom: 16px;
}
.learn__title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--color-dark-green);
  margin-bottom: 8px;
  line-height: 1.5;
}
.learn__subtitle {
  font-size: 15px;
  color: var(--color-terracotta-dark);
  font-weight: 500;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-line);
}
.learn__body {
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text-light);
}
@media (max-width: 640px) {
  .learn__grid {
    grid-template-columns: 1fr;
  }
}

/* ============================
   Pre-Seminar (highlighted)
   ============================ */
.pre-seminar {
  padding: var(--section-py) 0;
  background: linear-gradient(135deg, var(--color-sage-light) 0%, var(--color-cream) 100%);
}
.pre-seminar__inner {
  max-width: 720px;
  margin: 0 auto;
  background: var(--color-white);
  padding: 56px 48px;
  border-radius: 8px;
  box-shadow: 0 12px 40px rgba(31, 61, 46, 0.08);
}
.pre-seminar__head {
  text-align: center;
  margin-bottom: 40px;
}
.pre-seminar__tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-terracotta);
  background: var(--color-cream);
  padding: 7px 18px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.pre-seminar__title {
  font-family: var(--font-serif);
  font-size: clamp(30px, 5.2vw, 42px);
  font-weight: 600;
  color: var(--color-dark-green);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  line-height: 1.4;
}
.pre-seminar__lead {
  font-size: 16px;
  line-height: 1.9;
  color: var(--color-text-light);
}
.pre-seminar__info {
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--color-cream-light);
  border-radius: 6px;
  padding: 8px 24px;
  margin-bottom: 32px;
}
.pre-seminar__info > div {
  display: flex;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px dashed var(--color-line);
  gap: 24px;
}
.pre-seminar__info > div:last-child {
  border-bottom: none;
}
.pre-seminar__info dt {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-dark-green);
  flex-shrink: 0;
  width: 90px;
  letter-spacing: 0.1em;
}
.pre-seminar__info dd {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  font-weight: 500;
}
.pre-seminar__content {
  background: var(--color-cream-light);
  padding: 28px;
  border-radius: 6px;
  margin-bottom: 32px;
}
.pre-seminar__content h3 {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--color-dark-green);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-line);
}
.pre-seminar__content ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pre-seminar__content li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text);
}
.pre-seminar__content li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--color-terracotta);
}
.pre-seminar__bonus {
  background: var(--color-dark-green);
  color: var(--color-cream);
  padding: 22px;
  border-radius: 6px;
  text-align: center;
  margin-bottom: 32px;
  font-size: 16px;
  line-height: 1.8;
}
.pre-seminar__bonus strong {
  color: var(--color-sage);
  font-size: 20px;
}
.pre-seminar .cta-wrap {
  margin-top: 0;
}

@media (max-width: 640px) {
  .pre-seminar__inner {
    padding: 40px 24px;
  }
  .pre-seminar__info dt {
    width: 70px;
    font-size: 14px;
  }
}

/* ============================
   Curriculum (Day 01 - 05)
   ============================ */
.curriculum {
  padding: var(--section-py) 0;
  background: var(--color-cream);
}
.curriculum__intro {
  text-align: center;
  font-size: 16px;
  line-height: 2;
  color: var(--color-text-light);
  margin-bottom: 56px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.curriculum__list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 880px;
  margin: 0 auto;
}
.day {
  background: var(--color-white);
  border-radius: 6px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 280px 1fr;
}
.day__head {
  background: var(--color-dark-green);
  color: var(--color-cream);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.day__num {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--color-terracotta);
  margin-bottom: 12px;
}
.day__title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-cream);
  margin-bottom: 12px;
}
.day__date {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-sage);
  letter-spacing: 0.05em;
}
.day__body {
  padding: 32px 32px;
}
.day__lead {
  font-size: 15px;
  line-height: 2;
  color: var(--color-text-light);
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px dashed var(--color-line);
}
.day__points {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.day__points li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text);
}
.day__points li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-terracotta);
}
@media (max-width: 740px) {
  .day {
    grid-template-columns: 1fr;
  }
  .day__head {
    padding: 24px;
  }
  .day__body {
    padding: 24px;
  }
}

/* ============================
   Teacher
   ============================ */
.teacher {
  padding: var(--section-py) 0;
  background: var(--color-cream-light);
}
.teacher__card {
  background: var(--color-white);
  padding: 48px;
  border-radius: 6px;
  border-top: 4px solid var(--color-terracotta);
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 40px;
  align-items: start;
}
.teacher__photo {
  width: 100%;
  border-radius: 6px;
  overflow: hidden;
  position: relative;
  aspect-ratio: 3 / 4;
  background: var(--color-sage-light);
  box-shadow: 0 8px 24px rgba(31, 61, 46, 0.12);
  border: 1px solid var(--color-line);
}
.teacher__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.teacher__info {
  display: flex;
  flex-direction: column;
}
.teacher__name {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 600;
  color: var(--color-dark-green);
  margin-bottom: 8px;
  letter-spacing: 0.1em;
  line-height: 1.4;
}
.teacher__name-sub {
  display: block;
  font-size: 13px;
  font-weight: 400;
  color: var(--color-text-muted);
  letter-spacing: 0.2em;
  margin-top: 8px;
}
.teacher__role {
  font-size: 14px;
  color: var(--color-terracotta-dark);
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-line);
  letter-spacing: 0.05em;
  line-height: 1.7;
}
.teacher__body {
  font-size: 15px;
  line-height: 2;
  color: var(--color-text-light);
  text-align: left;
}
@media (max-width: 720px) {
  .teacher__card {
    grid-template-columns: 1fr;
    padding: 32px 24px;
    gap: 24px;
  }
  .teacher__photo {
    max-width: 240px;
    margin: 0 auto;
  }
  .teacher__info {
    text-align: center;
  }
  .teacher__body {
    text-align: left;
  }
}

/* ============================
   Voices
   ============================ */
.voices {
  padding: var(--section-py) 0;
  background: var(--color-sage-light);
  position: relative;
}
.voices__intro {
  text-align: center;
  font-size: 16px;
  color: var(--color-text-light);
  margin-bottom: 48px;
}
.voices__list {
  display: flex;
  flex-direction: column;
  gap: 40px;
  max-width: 760px;
  margin: 0 auto;
}
.voice {
  background: var(--color-white);
  border-radius: 6px;
  padding: 32px;
  position: relative;
  box-shadow: 0 6px 20px rgba(31, 61, 46, 0.06);
}
.voice:nth-child(even) {
  transform: rotate(-0.5deg);
}
.voice:nth-child(odd) {
  transform: rotate(0.3deg);
}
.voice__handwriting {
  margin-bottom: 20px;
  background: var(--color-cream-light);
  padding: 16px;
  border-radius: 4px;
}
.voice__handwriting img {
  width: 100%;
  max-width: 100%;
}
.voice__text {
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 2;
  color: var(--color-text);
  padding: 0 16px;
  border-left: 2px solid var(--color-terracotta);
  padding-left: 18px;
  margin-bottom: 16px;
  font-style: normal;
}
.voice__author {
  text-align: right;
  font-size: 14px;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
}
.voice__author::before {
  content: "— ";
}

/* ============================
   Undecided
   ============================ */
.undecided {
  padding: var(--section-py) 0;
  background: var(--color-cream-light);
}
.undecided__inner {
  background: var(--color-white);
  padding: 56px 48px;
  border-radius: 8px;
  border: 1px solid var(--color-line);
}
.undecided__title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 4.2vw, 32px);
  font-weight: 600;
  line-height: 1.7;
  color: var(--color-dark-green);
  margin-bottom: 32px;
  text-align: center;
  letter-spacing: 0.05em;
}
.undecided__body {
  font-size: 16px;
  line-height: 2.1;
  color: var(--color-text);
  margin-bottom: 24px;
}
.undecided__quotes {
  list-style: none;
  background: var(--color-cream-light);
  padding: 32px;
  border-radius: 6px;
  margin: 32px 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.undecided__quotes li {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.9;
  color: var(--color-dark-green);
  position: relative;
  padding-left: 26px;
}
.undecided__quotes li::before {
  content: "❝";
  position: absolute;
  left: 0;
  top: -2px;
  color: var(--color-terracotta);
  font-size: 20px;
  font-weight: 700;
}
@media (max-width: 640px) {
  .undecided__inner {
    padding: 36px 24px;
  }
}

/* ============================
   Outline
   ============================ */
.outline {
  padding: var(--section-py) 0;
  background: var(--color-cream);
}
.outline__list {
  max-width: 820px;
  margin: 0 auto;
  background: var(--color-white);
  border-radius: 6px;
  overflow: hidden;
}
.outline__list > div {
  display: grid;
  grid-template-columns: 180px 1fr;
  border-bottom: 1px solid var(--color-line);
}
.outline__list > div:last-child {
  border-bottom: none;
}
.outline__list dt {
  background: var(--color-sage-light);
  padding: 22px 26px;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-dark-green);
  letter-spacing: 0.1em;
}
.outline__list dd {
  padding: 22px 26px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text);
}
.outline__list dd small {
  display: inline-block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--color-text-muted);
}
@media (max-width: 640px) {
  .outline__list > div {
    grid-template-columns: 1fr;
  }
  .outline__list dt {
    padding: 12px 20px;
    background: var(--color-sage-light);
  }
  .outline__list dd {
    padding: 16px 20px;
  }
}

/* ============================
   Final CTA
   ============================ */
.final-cta {
  padding: var(--section-py) 0;
  background: var(--color-dark-green);
  color: var(--color-cream);
  text-align: center;
}
.final-cta__lead {
  font-family: var(--font-serif);
  font-size: clamp(24px, 4.5vw, 36px);
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
  color: var(--color-cream);
}
.final-cta__body {
  font-size: 17px;
  line-height: 2;
  color: var(--color-sage);
  margin-bottom: 48px;
}
.final-cta__buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  margin-bottom: 56px;
}
/* プレセミナー：主CTA - テラコッタで強調 */
.final-cta__buttons .cta--primary {
  background: var(--color-terracotta);
  color: var(--color-cream);
  box-shadow: 0 8px 24px rgba(198, 139, 93, 0.4);
}
.final-cta__buttons .cta--primary:hover {
  background: var(--color-terracotta-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(198, 139, 93, 0.5);
}
/* 本講座：副次CTA - 白枠アウトライン */
.final-cta__buttons .cta--secondary {
  background: transparent;
  color: var(--color-cream);
  border: 2px solid var(--color-sage);
}
.final-cta__buttons .cta--secondary:hover {
  background: var(--color-sage);
  color: var(--color-dark-green);
  transform: translateY(-2px);
}
.final-cta__note {
  font-size: 15px;
  line-height: 2;
  color: var(--color-sage);
  padding-top: 32px;
  border-top: 1px solid rgba(200, 213, 185, 0.2);
}
.final-cta__tel {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 600;
  color: var(--color-cream);
  letter-spacing: 0.1em;
  margin: 12px 0;
}
.final-cta__note small {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ============================
   Footer
   ============================ */
.footer {
  padding: 48px 0 32px;
  background: #15291f;
  color: var(--color-sage);
  text-align: center;
}
.footer__logo {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  color: var(--color-cream);
  letter-spacing: 0.15em;
  margin-bottom: 16px;
}
.footer__address {
  font-size: 13px;
  line-height: 1.9;
  margin-bottom: 24px;
}
.footer__copyright {
  font-size: 12px;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
}

/* ============================
   Animations
   ============================ */
@media (prefers-reduced-motion: no-preference) {
  .section-title,
  .voice,
  .day,
  .learn__card,
  .benefit__list li {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease forwards;
    animation-play-state: paused;
  }

  .section-title.is-visible,
  .voice.is-visible,
  .day.is-visible,
  .learn__card.is-visible,
  .benefit__list li.is-visible {
    animation-play-state: running;
  }
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* IntersectionObserverのフォールバック */
@media (prefers-reduced-motion: reduce) {
  .section-title,
  .voice,
  .day,
  .learn__card,
  .benefit__list li {
    opacity: 1;
    transform: none;
  }
}