/* =============================================
   ネクサスアカデミー — free-leaf-494.css
   Networking Courses — JP / fujiboxqvk.vip
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@300;400;500;700&family=Open+Sans:wght@300;400;700&display=swap');

/* ---- RESET & BASE ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary:   #1a3d6e;
  --primary-dark: #122d52;
  --accent:    #e8a020;
  --dark:      #2d2d2d;
  --text:      #4c4c4c;
  --bg:        #ffffff;
  --bg-light:  #f9f9f9;
  --border:    #e8e8e8;
  --dark-bg:   #111827;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Open Sans', sans-serif;
  font-size: 16px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Oswald', sans-serif;
  color: var(--dark);
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 1px;
}

a { text-decoration: none; color: inherit; transition: color .25s, opacity .25s; }
a:hover { opacity: .8; }

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

ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ---- BUTTONS ---- */
.btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-family: 'Oswald', sans-serif;
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 14px 32px;
  border: 2px solid var(--primary);
  cursor: pointer;
  transition: background .25s, color .25s, transform .2s;
}
.btn:hover { background: transparent; color: var(--primary); opacity: 1; }
.btn-outline {
  background: transparent;
  color: #fff;
  border-color: #fff;
}
.btn-outline:hover { background: #fff; color: var(--primary); }
.btn-accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-accent:hover { background: transparent; color: var(--accent); }

/* ---- SECTION COMMON ---- */
section { padding: 80px 0; }
.section-subtitle {
  font-family: 'Oswald', sans-serif;
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 10px;
}
.section-title {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 20px;
  color: var(--dark);
}
.section-text { font-size: 15px; line-height: 1.8; color: var(--text); }

/* ---- HEADER ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--dark-bg);
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  box-shadow: 0 2px 20px rgba(0,0,0,.4);
}
.header-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.header-logo svg { width: 42px; height: 42px; flex-shrink: 0; }
.header-logo span {
  font-family: 'Oswald', sans-serif;
  font-size: 20px;
  color: #fff;
  letter-spacing: 2px;
  text-transform: uppercase;
  line-height: 1;
}
.header-logo small { font-size: 10px; color: var(--accent); letter-spacing: 3px; display: block; }

/* Hamburger */
.nav-toggle {
  background: none;
  border: none;
  cursor: pointer;
  width: 36px;
  height: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2px 0;
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: #fff;
  transition: transform .3s, opacity .3s;
}
.nav-toggle.is-active span:nth-child(1) { transform: translateY(12px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-12px) rotate(-45deg); }

/* Nav Dropdown */
.nav-dropdown {
  position: absolute;
  top: 70px;
  left: 0;
  right: 0;
  background: var(--dark-bg);
  border-top: 2px solid var(--primary);
  display: none;
  padding: 20px 0;
  box-shadow: 0 10px 30px rgba(0,0,0,.5);
  z-index: 999;
}
.nav-dropdown.is-open { display: block; }
.nav-dropdown ul { display: flex; flex-direction: column; gap: 4px; max-width: 300px; margin: 0 auto; text-align: center; }
.nav-dropdown a {
  display: block;
  padding: 12px 20px;
  font-family: 'Oswald', sans-serif;
  font-size: 15px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #fff;
  transition: color .2s, background .2s;
}
.nav-dropdown a:hover, .nav-dropdown a.active { color: var(--accent); background: rgba(255,255,255,.05); }

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: 0;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url('../pictures/hero-bg.webp') center/cover no-repeat;
  z-index: 0;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(10,20,40,.85) 0%, rgba(26,61,110,.70) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
  padding: 40px 20px;
}
.hero-divider {
  width: 80px;
  height: 2px;
  background: var(--accent);
  margin: 0 auto 24px;
}
.hero-logo-svg { margin: 0 auto 24px; }
.hero h1 {
  font-size: clamp(32px, 5vw, 64px);
  color: #fff;
  margin-bottom: 18px;
  font-weight: 700;
}
.hero p {
  font-size: clamp(15px, 2vw, 18px);
  color: rgba(255,255,255,.85);
  margin-bottom: 36px;
  font-weight: 300;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---- SECTION 2: INTRO ---- */
.intro { background: var(--bg); }
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.two-col-img { overflow: hidden; }
.two-col-img img { width: 100%; height: 500px; object-fit: cover; }
.two-col-text .section-text { margin-bottom: 20px; }

/* ---- SECTION 3: STATS TICKER ---- */
.stats-bar {
  background: var(--primary);
  padding: 40px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.stat-item h3 {
  font-size: 42px;
  color: #fff;
  font-weight: 700;
  margin-bottom: 4px;
}
.stat-item p { font-size: 13px; color: rgba(255,255,255,.75); text-transform: uppercase; letter-spacing: 2px; }

/* ---- SECTION 4: FEATURES ---- */
.features {
  background: url('../pictures/courses-bg.webp') center/cover no-repeat;
  position: relative;
}
.features::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(17,24,39,.88);
}
.features .container { position: relative; z-index: 1; }
.features .section-title, .features .section-subtitle { color: #fff; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-top: 50px;
}
.feature-card {
  text-align: center;
  color: #fff;
  animation: fadeInUp .6s ease both;
}
.feature-icon {
  width: 70px; height: 70px;
  border: 2px solid var(--accent);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
  color: var(--accent);
}
.feature-card h5 {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 2px;
  color: #fff;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.feature-card p { font-size: 13px; color: rgba(255,255,255,.7); line-height: 1.7; }

/* ---- SECTION 5: WHO WE ARE ---- */
.about-section { background: var(--bg-light); }
.about-section .two-col-img img { height: 560px; }

/* ---- SECTION 6: COURSES ---- */
.courses { background: var(--bg); }
.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}
.course-card {
  border: 1px solid var(--border);
  overflow: hidden;
  transition: box-shadow .3s;
}
.course-card:hover { box-shadow: 0 10px 40px rgba(26,61,110,.15); }
.course-card img { width: 100%; height: 200px; object-fit: cover; }
.course-card-body { padding: 24px; }
.course-tag {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  font-family: 'Oswald', sans-serif;
  margin-bottom: 10px;
  display: block;
}
.course-card h3 { font-size: 18px; margin-bottom: 10px; }
.course-card p { font-size: 13px; color: var(--text); line-height: 1.7; margin-bottom: 16px; }
.course-price {
  font-family: 'Oswald', sans-serif;
  font-size: 22px;
  color: var(--primary);
  font-weight: 700;
}
.course-price small { font-size: 12px; color: var(--text); font-family: 'Open Sans', sans-serif; font-weight: 400; }

/* ---- SECTION 7: TESTIMONIALS ---- */
.testimonials {
  background: url('../pictures/testimonials-bg.webp') center/cover no-repeat;
  position: relative;
}
.testimonials::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(17,24,39,.90);
}
.testimonials .container { position: relative; z-index: 1; }
.testimonials .section-title, .testimonials .section-subtitle { color: #fff; text-align: center; }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}
.testimonial-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  padding: 32px 28px;
  color: #fff;
}
.stars { color: var(--accent); font-size: 14px; margin-bottom: 14px; letter-spacing: 2px; }
.testimonial-card blockquote { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.85); margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 44px; height: 44px;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Oswald', sans-serif;
  font-size: 18px;
  color: #fff;
  flex-shrink: 0;
}
.author-info strong { display: block; font-family: 'Oswald', sans-serif; font-size: 14px; letter-spacing: 1px; }
.author-info span { font-size: 12px; color: rgba(255,255,255,.6); }

/* ---- CTA SECTION ---- */
.cta-section {
  background: var(--primary);
  padding: 80px 0;
  text-align: center;
}
.cta-section h2 { color: #fff; font-size: clamp(24px, 4vw, 40px); margin-bottom: 16px; }
.cta-section p { color: rgba(255,255,255,.8); margin-bottom: 32px; font-size: 15px; }

/* ---- FOOTER ---- */
.site-footer {
  background: var(--dark-bg);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.6fr;
  gap: 40px;
  padding-bottom: 50px;
}
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.footer-logo svg { width: 40px; height: 40px; }
.footer-logo span {
  font-family: 'Oswald', sans-serif;
  font-size: 18px;
  color: #fff;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.footer-desc { font-size: 13px; color: rgba(255,255,255,.55); line-height: 1.8; }
.footer-col h3 {
  font-size: 14px;
  color: #fff;
  letter-spacing: 2px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,.6); display: flex; align-items: center; gap: 8px; }
.footer-links a:hover { color: var(--accent); opacity: 1; }
.footer-links a i { font-size: 11px; color: var(--accent); width: 14px; }
.footer-contact li { margin-bottom: 12px; font-size: 13px; color: rgba(255,255,255,.6); display: flex; gap: 10px; align-items: flex-start; }
.footer-contact i { color: var(--accent); margin-top: 3px; flex-shrink: 0; }
.social-links { display: flex; gap: 12px; margin-top: 14px; }
.social-links a {
  width: 38px; height: 38px;
  border: 1px solid rgba(255,255,255,.2);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.7);
  font-size: 14px;
  transition: background .2s, border-color .2s, color .2s;
}
.social-links a:hover { background: var(--accent); border-color: var(--accent); color: #fff; opacity: 1; }
.footer-newsletter-form { display: flex; flex-direction: column; gap: 10px; }
.footer-newsletter-form input {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  padding: 12px 16px;
  font-size: 13px;
  color: #fff;
  font-family: 'Open Sans', sans-serif;
  -webkit-appearance: none;
}
.footer-newsletter-form input::placeholder { color: rgba(255,255,255,.4); }
.footer-newsletter-form button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 13px;
  font-family: 'Oswald', sans-serif;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background .2s;
}
.footer-newsletter-form button:hover { background: var(--primary); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 20px;
  text-align: center;
}
.footer-bottom p { font-size: 12px; color: rgba(255,255,255,.4); }
.footer-bottom a { color: rgba(255,255,255,.5); }
.footer-bottom a:hover { color: var(--accent); opacity: 1; }

/* ---- INNER PAGE ---- */
.page-banner {
  background: var(--primary-dark);
  padding: 80px 20px;
  text-align: center;
}
.page-banner h1 { color: #fff; font-size: clamp(28px, 4vw, 52px); margin-bottom: 12px; }
.page-banner p { color: rgba(255,255,255,.7); font-size: 15px; }
.breadcrumb { font-size: 12px; color: rgba(255,255,255,.5); margin-bottom: 14px; letter-spacing: 1px; }
.breadcrumb a { color: var(--accent); }

.content-section { padding: 80px 0; }
.content-section .container { max-width: 900px; }
.content-section h2 { font-size: 24px; margin: 40px 0 14px; }
.content-section h2:first-child { margin-top: 0; }
.content-section p { margin-bottom: 16px; font-size: 15px; line-height: 1.8; }
.content-section ul { padding-left: 20px; margin-bottom: 16px; }
.content-section ul li { list-style: disc; margin-bottom: 8px; font-size: 15px; }

/* ---- CONTACT FORM ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-info h2 { margin-bottom: 20px; }
.contact-info p { font-size: 15px; line-height: 1.8; margin-bottom: 16px; }
.contact-detail { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 18px; }
.contact-detail .icon {
  width: 44px; height: 44px;
  background: var(--primary);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  flex-shrink: 0;
  font-size: 16px;
}
.contact-detail-text strong { display: block; font-size: 13px; font-family: 'Oswald', sans-serif; text-transform: uppercase; letter-spacing: 1px; }
.contact-detail-text span { font-size: 14px; color: var(--text); }
.contact-form-wrap h2 { margin-bottom: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-group label { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; font-family: 'Oswald', sans-serif; color: var(--dark); }
.form-group input, .form-group select, .form-group textarea {
  background: var(--bg-light);
  border: 1px solid var(--border);
  padding: 14px 18px;
  font-size: 14px;
  font-family: 'Open Sans', sans-serif;
  color: var(--text);
  -webkit-appearance: none;
  transition: border-color .2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}
.form-group textarea { resize: vertical; min-height: 140px; }
.form-group select { cursor: pointer; }
.form-privacy { font-size: 12px; color: var(--text); margin-bottom: 20px; }
.form-privacy a { color: var(--primary); }
.form-submit { width: 100%; padding: 16px; font-size: 15px; }

/* ---- COMPANY INFO ---- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}
.team-card { text-align: center; }
.team-card img { width: 100%; height: 260px; object-fit: cover; margin-bottom: 20px; }
.team-card h3 { font-size: 16px; margin-bottom: 4px; }
.team-card span { font-size: 12px; color: var(--accent); letter-spacing: 2px; text-transform: uppercase; font-family: 'Oswald', sans-serif; }

/* ---- COOKIES ALERT ---- */
.cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--dark-bg);
  color: rgba(255,255,255,.85);
  padding: 20px;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-top: 3px solid var(--primary);
  transform: translateY(100%);
  transition: transform .4s ease;
}
.cookie-banner.show { transform: translateY(0); }
.cookie-banner p { font-size: 13px; margin: 0; flex: 1; line-height: 1.6; }
.cookie-banner p a { color: var(--accent); }
.cookie-buttons { display: flex; gap: 10px; flex-shrink: 0; }
.cookie-accept {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 24px;
  font-family: 'Oswald', sans-serif;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: background .2s;
}
.cookie-accept:hover { background: var(--primary); }
.cookie-decline {
  background: transparent;
  color: rgba(255,255,255,.6);
  border: 1px solid rgba(255,255,255,.2);
  padding: 10px 20px;
  font-family: 'Oswald', sans-serif;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: border-color .2s, color .2s;
}
.cookie-decline:hover { border-color: rgba(255,255,255,.5); color: #fff; }

/* ---- ANIMATIONS ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes zoomIn {
  from { opacity: 0; transform: scale(.9); }
  to   { opacity: 1; transform: scale(1); }
}

.anim-fadeup { animation: fadeInUp .7s ease both; }
.anim-zoomin { animation: zoomIn .6s ease both; }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
  .courses-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 767px) {
  section { padding: 60px 0; }
  .two-col { grid-template-columns: 1fr; gap: 30px; }
  .two-col-reverse { direction: rtl; }
  .two-col-reverse > * { direction: ltr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .courses-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cookie-banner { flex-direction: column; }
  .cookie-buttons { width: 100%; }
  .cookie-accept, .cookie-decline { flex: 1; text-align: center; }
}

@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; align-items: center; }
  .features-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
}