/* ============================================
   LaLa GLOBAL LANGUAGE - ベンガル語コース LP
   Design inspired by Bengali culture:
   - Alpona (আল্পনা) floor art patterns
   - Warm saffron, green & gold palette
   - Noto Sans Bengali for authentic script
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  /* Bengali-inspired color palette */
  --bengali-red: #C0392B;
  --bengali-red-dark: #96281B;
  --bengali-green: #006A4E;
  --bengali-green-light: #00895E;
  --bengali-gold: #D4A843;
  --bengali-gold-light: #F0D080;
  --bengali-saffron: #E8712A;
  --bengali-cream: #FFF8F0;
  --bengali-warm-white: #FFFCF7;
  --bengali-light-bg: #FEF6EC;
  --bengali-dark: #2C1810;
  --bengali-text: #3A2A1E;
  --bengali-text-light: #6B5B50;
  --bengali-border: #E8D5C0;

  /* Typography */
  --font-bengali: 'Noto Sans Bengali', sans-serif;
  --font-jp: 'Noto Sans JP', sans-serif;
  --font-display: 'Playfair Display', serif;

  /* Spacing */
  --section-padding: 100px 0;
  --container-width: 1100px;

  /* Transitions */
  --transition: 0.3s ease;
  --transition-slow: 0.6s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-jp);
  color: var(--bengali-text);
  background-color: var(--bengali-warm-white);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

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

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

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Alpona Pattern (SVG Background) ---------- */
.alpona-pattern {
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23D4A843' fill-opacity='0.08'%3E%3Cpath d='M30 5C30 5 35 15 30 25C25 15 30 5 30 5zM30 35C30 35 35 45 30 55C25 45 30 35 30 35zM5 30C5 30 15 25 25 30C15 35 5 30 5 30zM35 30C35 30 45 25 55 30C45 35 35 30 35 30z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* ---------- HEADER ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 252, 247, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.header.scrolled {
  border-bottom-color: var(--bengali-border);
  box-shadow: 0 2px 20px rgba(44, 24, 16, 0.06);
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header-logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--bengali-red);
}

.logo-sub {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: var(--bengali-text-light);
  font-weight: 500;
}

.header-nav ul {
  display: flex;
  gap: 32px;
}

.header-nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--bengali-text);
  position: relative;
}

.header-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--bengali-red);
  transition: var(--transition);
}

.header-nav a:hover::after {
  width: 100%;
}

.header-cta {
  display: inline-block;
  padding: 10px 24px;
  background: var(--bengali-red);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 50px;
  transition: var(--transition);
}

.header-cta:hover {
  background: var(--bengali-red-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(192, 57, 43, 0.3);
}

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 24px;
  position: relative;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--bengali-text);
  position: absolute;
  left: 0;
  transition: var(--transition);
}

.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.hamburger span:nth-child(3) { bottom: 0; }

.hamburger.active span:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

.mobile-nav {
  display: none;
  background: var(--bengali-warm-white);
  padding: 24px;
  border-top: 1px solid var(--bengali-border);
}

.mobile-nav.active {
  display: block;
}

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mobile-nav a {
  font-size: 1rem;
  font-weight: 500;
  display: block;
  padding: 8px 0;
}

.mobile-cta {
  display: inline-block;
  padding: 12px 24px;
  background: var(--bengali-red);
  color: #fff !important;
  border-radius: 50px;
  text-align: center;
  font-weight: 600;
  margin-top: 8px;
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  background: linear-gradient(
    170deg,
    var(--bengali-cream) 0%,
    #FFF2E0 40%,
    #FDEBD0 70%,
    var(--bengali-warm-white) 100%
  );
  overflow: hidden;
}

/* Alpona decorative elements */
.hero-alpona {
  position: absolute;
  width: 400px;
  height: 400px;
  opacity: 0.06;
  pointer-events: none;
}

.hero-alpona-left {
  top: 10%;
  left: -5%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 400'%3E%3Cg fill='none' stroke='%23C0392B' stroke-width='1.5'%3E%3Ccircle cx='200' cy='200' r='150'/%3E%3Ccircle cx='200' cy='200' r='120'/%3E%3Ccircle cx='200' cy='200' r='90'/%3E%3Cpath d='M200 50 Q230 120 200 200 Q170 120 200 50'/%3E%3Cpath d='M200 350 Q230 280 200 200 Q170 280 200 350'/%3E%3Cpath d='M50 200 Q120 170 200 200 Q120 230 50 200'/%3E%3Cpath d='M350 200 Q280 170 200 200 Q280 230 350 200'/%3E%3Cpath d='M90 90 Q150 150 200 200 Q150 150 90 90' transform='rotate(45,200,200)'/%3E%3Cpath d='M90 90 Q150 150 200 200 Q150 150 90 90' transform='rotate(135,200,200)'/%3E%3Cpath d='M90 90 Q150 150 200 200 Q150 150 90 90' transform='rotate(225,200,200)'/%3E%3Cpath d='M90 90 Q150 150 200 200 Q150 150 90 90' transform='rotate(315,200,200)'/%3E%3Cellipse cx='200' cy='80' rx='15' ry='25'/%3E%3Cellipse cx='200' cy='320' rx='15' ry='25'/%3E%3Cellipse cx='80' cy='200' rx='25' ry='15'/%3E%3Cellipse cx='320' cy='200' rx='25' ry='15'/%3E%3C/g%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  animation: floatSlow 20s ease-in-out infinite;
}

.hero-alpona-right {
  bottom: 5%;
  right: -5%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 400'%3E%3Cg fill='none' stroke='%23006A4E' stroke-width='1.5'%3E%3Ccircle cx='200' cy='200' r='160'/%3E%3Ccircle cx='200' cy='200' r='100'/%3E%3Cpath d='M200 40 C240 100 240 160 200 200 C160 160 160 100 200 40'/%3E%3Cpath d='M200 360 C160 300 160 240 200 200 C240 240 240 300 200 360'/%3E%3Cpath d='M40 200 C100 160 160 160 200 200 C160 240 100 240 40 200'/%3E%3Cpath d='M360 200 C300 240 240 240 200 200 C240 160 300 160 360 200'/%3E%3Ccircle cx='200' cy='200' r='30'/%3E%3Ccircle cx='200' cy='200' r='50' stroke-dasharray='8 8'/%3E%3C/g%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  animation: floatSlow 25s ease-in-out infinite reverse;
}

@keyframes floatSlow {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(10px, -10px) rotate(3deg); }
  50% { transform: translate(-5px, 5px) rotate(-2deg); }
  75% { transform: translate(5px, 10px) rotate(2deg); }
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-bengali {
  font-family: var(--font-bengali);
  font-size: 1.3rem;
  color: var(--bengali-gold);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.hero-title {
  font-family: var(--font-jp);
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--bengali-dark);
  margin-bottom: 24px;
}

.hero-accent {
  color: var(--bengali-red);
  position: relative;
  display: inline-block;
}

.hero-accent::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 8px;
  background: var(--bengali-gold-light);
  opacity: 0.4;
  z-index: -1;
  border-radius: 4px;
}

.hero-subtitle {
  font-size: 1.05rem;
  line-height: 2;
  color: var(--bengali-text-light);
  margin-bottom: 40px;
}

.hero-badges {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 48px;
}

.badge {
  text-align: center;
}

.badge-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--bengali-red);
}

.badge-unit {
  font-size: 0.9rem;
  color: var(--bengali-text);
  font-weight: 600;
}

.badge-label {
  display: block;
  font-size: 0.75rem;
  color: var(--bengali-text-light);
  margin-top: 4px;
}

/* CTA Button */
.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 48px;
  background: var(--bengali-red);
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: 60px;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(192, 57, 43, 0.25);
  position: relative;
  overflow: hidden;
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: 0.5s;
}

.cta-button:hover::before {
  left: 100%;
}

.cta-button:hover {
  background: var(--bengali-red-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(192, 57, 43, 0.35);
}

.cta-arrow {
  font-size: 1.2rem;
  transition: var(--transition);
}

.cta-button:hover .cta-arrow {
  transform: translateX(4px);
}

.cta-button-large {
  padding: 22px 56px;
  font-size: 1.15rem;
}

/* Hero Scroll Indicator */
.hero-scroll {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.hero-scroll span {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--bengali-text-light);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: var(--bengali-border);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 50%;
  background: var(--bengali-red);
  animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { top: -50%; }
  100% { top: 100%; }
}

/* ---------- SECTION COMMON ---------- */
.section {
  padding: var(--section-padding);
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-number {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--bengali-gold);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 8px;
}

.section-bengali {
  font-family: var(--font-bengali);
  font-size: 1rem;
  color: var(--bengali-gold);
  margin-bottom: 12px;
  font-weight: 500;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--bengali-dark);
}

.text-accent {
  color: var(--bengali-red);
}

.text-gold {
  color: var(--bengali-gold);
}

/* ---------- Alpona Divider ---------- */
.alpona-divider {
  width: 80px;
  height: 80px;
  margin: 0 auto;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 80 80'%3E%3Cg fill='none' stroke='%23D4A843' stroke-width='1' opacity='0.5'%3E%3Ccircle cx='40' cy='40' r='30'/%3E%3Cpath d='M40 10 Q50 30 40 40 Q30 30 40 10'/%3E%3Cpath d='M40 70 Q50 50 40 40 Q30 50 40 70'/%3E%3Cpath d='M10 40 Q30 30 40 40 Q30 50 10 40'/%3E%3Cpath d='M70 40 Q50 30 40 40 Q50 50 70 40'/%3E%3C/g%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

/* ---------- PROBLEM ---------- */
.problem {
  background: var(--bengali-warm-white);
  padding-bottom: 120px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.problem-card {
  background: #fff;
  border-radius: 16px;
  padding: 36px 32px;
  border: 1px solid var(--bengali-border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.problem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--bengali-saffron);
  opacity: 0;
  transition: var(--transition);
}

.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(44, 24, 16, 0.08);
  border-color: var(--bengali-saffron);
}

.problem-card:hover::before {
  opacity: 1;
}

.problem-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
  color: var(--bengali-saffron);
}

.problem-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.5;
  color: var(--bengali-dark);
}

.problem-card p {
  font-size: 0.9rem;
  color: var(--bengali-text-light);
  line-height: 1.8;
}

/* ---------- AFFINITY ---------- */
.affinity {
  background: linear-gradient(170deg, var(--bengali-light-bg) 0%, var(--bengali-cream) 100%);
  text-align: center;
  position: relative;
}

.affinity::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23D4A843' stroke-width='0.5' opacity='0.08'%3E%3Cpath d='M50 10 C60 30 60 40 50 50 C40 40 40 30 50 10'/%3E%3Cpath d='M50 90 C60 70 60 60 50 50 C40 60 40 70 50 90'/%3E%3Cpath d='M10 50 C30 40 40 40 50 50 C40 60 30 60 10 50'/%3E%3Cpath d='M90 50 C70 40 60 40 50 50 C60 60 70 60 90 50'/%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.affinity-content {
  position: relative;
  max-width: 680px;
  margin: 0 auto;
}

.affinity-bengali {
  font-family: var(--font-bengali);
  font-size: 1.1rem;
  color: var(--bengali-gold);
  margin-bottom: 12px;
  font-weight: 500;
}

.affinity-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--bengali-dark);
  margin-bottom: 36px;
  line-height: 1.5;
}

.affinity-text p {
  font-size: 1rem;
  line-height: 2;
  color: var(--bengali-text);
  margin-bottom: 20px;
  text-align: left;
}

.affinity-highlight {
  font-size: 1.15rem !important;
  font-weight: 700;
  color: var(--bengali-red) !important;
  text-align: center !important;
  margin-top: 32px !important;
  padding: 20px;
  background: rgba(192, 57, 43, 0.05);
  border-radius: 12px;
  border-left: 4px solid var(--bengali-red);
}

/* ---------- SOLUTION ---------- */
.solution {
  background: var(--bengali-warm-white);
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.solution-card {
  background: #fff;
  border-radius: 20px;
  padding: 40px 32px;
  text-align: center;
  border: 1px solid var(--bengali-border);
  transition: var(--transition);
  position: relative;
}

.solution-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(44, 24, 16, 0.1);
}

.solution-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--bengali-gold-light);
  opacity: 0.5;
  position: absolute;
  top: 16px;
  right: 24px;
}

.solution-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  color: var(--bengali-green);
}

.solution-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.5;
  color: var(--bengali-dark);
}

.solution-card p {
  font-size: 0.9rem;
  color: var(--bengali-text-light);
  line-height: 1.8;
  text-align: left;
}

/* ---------- BENEFIT ---------- */
.benefit {
  background: linear-gradient(
    180deg,
    var(--bengali-cream) 0%,
    var(--bengali-light-bg) 50%,
    var(--bengali-warm-white) 100%
  );
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.benefit-card {
  background: #fff;
  border-radius: 16px;
  padding: 36px 32px;
  border: 1px solid var(--bengali-border);
  transition: var(--transition);
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(44, 24, 16, 0.08);
}

.benefit-icon-wrap {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bengali-light-bg);
  border-radius: 16px;
}

.benefit-emoji {
  font-size: 1.6rem;
}

.benefit-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.5;
  color: var(--bengali-dark);
}

.benefit-card p {
  font-size: 0.88rem;
  color: var(--bengali-text-light);
  line-height: 1.8;
}

/* ---------- EVIDENCE ---------- */
.evidence {
  background: var(--bengali-warm-white);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: #fff;
  border-radius: 16px;
  padding: 32px;
  border: 1px solid var(--bengali-border);
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(44, 24, 16, 0.08);
}

.testimonial-stars {
  color: var(--bengali-gold);
  font-size: 1.1rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: 0.92rem;
  line-height: 1.9;
  color: var(--bengali-text);
  margin-bottom: 24px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--bengali-border);
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bengali-red), var(--bengali-saffron));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
}

.testimonial-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--bengali-dark);
}

.testimonial-detail {
  font-size: 0.75rem;
  color: var(--bengali-text-light);
  margin-top: 2px;
}

/* ---------- CONTENTS ---------- */
.contents {
  background: var(--bengali-light-bg);
}

.contents-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.contents-card {
  background: #fff;
  border-radius: 16px;
  padding: 36px 28px;
  border: 1px solid var(--bengali-border);
  transition: var(--transition);
}

.contents-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(44, 24, 16, 0.08);
}

.contents-tag {
  display: inline-block;
  padding: 4px 14px;
  background: var(--bengali-green);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 50px;
  margin-bottom: 16px;
}

.contents-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--bengali-dark);
  margin-bottom: 12px;
}

.contents-card > p {
  font-size: 0.88rem;
  color: var(--bengali-text-light);
  line-height: 1.8;
  margin-bottom: 20px;
}

.contents-card ul {
  list-style: none;
}

.contents-card li {
  font-size: 0.85rem;
  color: var(--bengali-text);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
}

.contents-card li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--bengali-gold);
  font-size: 0.7rem;
}

/* ---------- PRICING ---------- */
.pricing {
  background: var(--bengali-warm-white);
}

.pricing-intro {
  text-align: center;
  font-size: 1rem;
  color: var(--bengali-text-light);
  margin-top: -36px;
  margin-bottom: 48px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.pricing-card {
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--bengali-border);
  transition: var(--transition);
  position: relative;
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(44, 24, 16, 0.1);
}

.pricing-card.popular {
  border-color: var(--bengali-red);
  border-width: 2px;
  transform: scale(1.03);
}

.pricing-card.popular:hover {
  transform: scale(1.03) translateY(-6px);
}

.pricing-popular-badge {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 24px;
  background: var(--bengali-red);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 0 0 12px 12px;
}

.pricing-header {
  padding: 36px 28px 20px;
  text-align: center;
}

.pricing-header h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--bengali-dark);
  margin-bottom: 6px;
}

.pricing-desc {
  font-size: 0.85rem;
  color: var(--bengali-text-light);
}

.pricing-body {
  padding: 0 28px 36px;
  text-align: center;
}

.pricing-amount {
  margin: 20px 0;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.pricing-yen {
  font-size: 1.2rem;
  color: var(--bengali-dark);
  font-weight: 600;
}

.pricing-num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--bengali-red);
  line-height: 1;
}

.pricing-unit {
  font-size: 0.9rem;
  color: var(--bengali-text-light);
}

.pricing-features {
  text-align: left;
  margin-top: 20px;
}

.pricing-features li {
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--bengali-text);
  padding-left: 24px;
  position: relative;
}

.pricing-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--bengali-green);
  font-weight: 700;
}

.pricing-notes {
  text-align: center;
  margin-top: 40px;
}

.pricing-notes p {
  font-size: 0.82rem;
  color: var(--bengali-text-light);
  margin-bottom: 4px;
}

/* ---------- OFFER ---------- */
.offer {
  background: linear-gradient(
    135deg,
    var(--bengali-dark) 0%,
    #3A1A0A 40%,
    #2C1810 100%
  );
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.offer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23D4A843' stroke-width='0.5' opacity='0.1'%3E%3Ccircle cx='40' cy='40' r='30'/%3E%3Cpath d='M40 10 Q48 28 40 40 Q32 28 40 10'/%3E%3Cpath d='M40 70 Q48 52 40 40 Q32 52 40 70'/%3E%3Cpath d='M10 40 Q28 32 40 40 Q28 48 10 40'/%3E%3Cpath d='M70 40 Q52 32 40 40 Q52 48 70 40'/%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.offer-content {
  position: relative;
}

.offer-bengali {
  font-family: var(--font-bengali);
  font-size: 1.1rem;
  color: var(--bengali-gold);
  margin-bottom: 12px;
  font-weight: 500;
}

.offer-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 48px;
  line-height: 1.5;
}

.offer-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.offer-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(212, 168, 67, 0.3);
  border-radius: 16px;
  padding: 36px 24px;
  backdrop-filter: blur(4px);
  transition: var(--transition);
}

.offer-card:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-4px);
}

.offer-card-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.offer-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #fff;
}

.offer-card p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.75);
}

.offer-discount {
  color: var(--bengali-gold);
  display: inline-block;
  margin-left: 4px;
}

/* ---------- NARROW ---------- */
.narrow {
  background: var(--bengali-light-bg);
  text-align: center;
}

.narrow-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--bengali-dark);
  margin-bottom: 48px;
  line-height: 1.5;
}

.narrow-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
}

.narrow-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 24px;
  background: #fff;
  border-radius: 12px;
  border: 1px solid var(--bengali-border);
  transition: var(--transition);
}

.narrow-item:hover {
  border-color: var(--bengali-green);
  box-shadow: 0 4px 16px rgba(0, 106, 78, 0.08);
}

.narrow-check {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bengali-green);
  color: #fff;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 700;
}

.narrow-item p {
  font-size: 0.92rem;
  color: var(--bengali-text);
  font-weight: 500;
}

/* ---------- FLOW ---------- */
.flow {
  background: var(--bengali-warm-white);
}

.flow-steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}

.flow-step {
  text-align: center;
  flex: 1;
  max-width: 220px;
  padding: 0 12px;
}

.flow-step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--bengali-red);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin: 0 auto 20px;
}

.flow-step h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--bengali-dark);
  margin-bottom: 10px;
  line-height: 1.5;
}

.flow-step p {
  font-size: 0.82rem;
  color: var(--bengali-text-light);
  line-height: 1.7;
}

.flow-connector {
  flex-shrink: 0;
  width: 40px;
  height: 2px;
  background: var(--bengali-border);
  margin-top: 28px;
}

/* ---------- FAQ ---------- */
.faq {
  background: var(--bengali-light-bg);
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 12px;
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--bengali-border);
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--bengali-gold);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--font-jp);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--bengali-dark);
  text-align: left;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--bengali-red);
}

.faq-toggle {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--bengali-light-bg);
  color: var(--bengali-red);
  font-size: 1.3rem;
  font-weight: 300;
  transition: var(--transition);
}

.faq-item.active .faq-toggle {
  background: var(--bengali-red);
  color: #fff;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 0.9rem;
  color: var(--bengali-text-light);
  line-height: 1.9;
}

/* ---------- ACTION ---------- */
.action {
  background: linear-gradient(
    170deg,
    var(--bengali-cream) 0%,
    #FFF2E0 40%,
    #FDEBD0 100%
  );
  text-align: center;
  position: relative;
  overflow: hidden;
}

.action::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='120' height='120' viewBox='0 0 120 120' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23C0392B' stroke-width='0.5' opacity='0.04'%3E%3Ccircle cx='60' cy='60' r='50'/%3E%3Ccircle cx='60' cy='60' r='35'/%3E%3Cpath d='M60 10 Q75 40 60 60 Q45 40 60 10'/%3E%3Cpath d='M60 110 Q75 80 60 60 Q45 80 60 110'/%3E%3Cpath d='M10 60 Q40 45 60 60 Q40 75 10 60'/%3E%3Cpath d='M110 60 Q80 45 60 60 Q80 75 110 60'/%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.action-content {
  position: relative;
}

.action-bengali {
  font-family: var(--font-bengali);
  font-size: 1.2rem;
  color: var(--bengali-gold);
  margin-bottom: 16px;
  font-weight: 500;
}

.action-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--bengali-dark);
  margin-bottom: 24px;
  line-height: 1.6;
}

.action-text {
  font-size: 1rem;
  color: var(--bengali-text-light);
  line-height: 2;
  margin-bottom: 40px;
}

.action-sub {
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--bengali-text-light);
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--bengali-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 32px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 32px;
}

.footer-logo-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  display: block;
}

.footer-logo-sub {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.5);
  display: block;
  margin-bottom: 12px;
}

.footer-tagline {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
}

.footer-links {
  display: flex;
  gap: 60px;
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--bengali-gold);
}

.footer-bottom {
  text-align: center;
}

.footer-bottom p {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.3);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .solution-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .contents-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .pricing-card.popular {
    transform: scale(1);
  }

  .pricing-card.popular:hover {
    transform: translateY(-6px);
  }

  .offer-cards {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .testimonial-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 72px 0;
  }

  .header-nav,
  .header-cta {
    display: none;
  }

  .hamburger {
    display: block;
  }

  .hero {
    padding: 100px 20px 60px;
    min-height: auto;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 0.92rem;
  }

  .hero-badges {
    gap: 20px;
    flex-wrap: wrap;
  }

  .badge-num {
    font-size: 1.8rem;
  }

  .hero-alpona {
    width: 250px;
    height: 250px;
  }

  .hero-scroll {
    display: none;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .problem-grid {
    grid-template-columns: 1fr;
  }

  .benefit-grid {
    grid-template-columns: 1fr;
  }

  .benefit-card {
    flex-direction: column;
    text-align: center;
  }

  .narrow-grid {
    grid-template-columns: 1fr;
  }

  .flow-steps {
    flex-direction: column;
    align-items: center;
  }

  .flow-connector {
    width: 2px;
    height: 32px;
    margin: 0;
  }

  .flow-step {
    max-width: 300px;
  }

  .cta-button {
    padding: 16px 36px;
    font-size: 0.95rem;
  }

  .cta-button-large {
    padding: 18px 40px;
    font-size: 1rem;
  }

  .footer-inner {
    flex-direction: column;
    gap: 32px;
  }

  .footer-links {
    gap: 40px;
  }

  .offer-title {
    font-size: 1.6rem;
  }

  .action-title {
    font-size: 1.6rem;
  }

  .action-text br {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.7rem;
  }

  .hero-bengali {
    font-size: 1.1rem;
  }

  .hero-badges {
    flex-direction: column;
    gap: 16px;
  }

  .section-header {
    margin-bottom: 40px;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .problem-card,
  .solution-card,
  .contents-card,
  .benefit-card,
  .testimonial-card {
    padding: 28px 20px;
  }

  .pricing-card {
    border-radius: 16px;
  }

  .narrow-item {
    padding: 14px 18px;
  }

  .footer-links {
    flex-direction: column;
    gap: 24px;
  }
}