:root {
  /* Colors */
  --color-bg: #ffffff;
  --color-bg-secondary: #f8fafc;
  --color-text-main: #334155;
  --color-text-dark: #0f172a;
  --color-primary: #0f172a;
  /* Navy */
  --color-accent: #f59e0b;
  /* Gold/Orange */
  --color-accent-hover: #d97706;
  --color-white: #ffffff;
  --color-border: #e2e8f0;

  /* Fonts */
  --font-main: 'Inter', sans-serif;
  --font-jp: 'Noto Sans JP', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-jp), var(--font-main);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.8;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

ul {
  list-style: none;
}

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

/* Utilities */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 60px;
  color: var(--color-text-dark);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background-color: var(--color-accent);
  margin: 20px auto 0;
  border-radius: 2px;
}

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

.text-white {
  color: var(--color-white) !important;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 70px;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.header__container {
  width: 100%;
  max-width: 1100px;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header__logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.5px;
}

.header__nav {
  display: flex;
  gap: 30px;
  align-items: center;
}

.header__link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-main);
}

.header__link:hover {
  color: var(--color-accent);
}

.header__cta {
  background-color: var(--color-accent);
  color: var(--color-white) !important;
  padding: 10px 20px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
}

.header__cta:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
}

.header__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.header__hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--color-primary);
  transition: 0.3s;
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 70px;
  left: 0;
  width: 100%;
  background-color: var(--color-white);
  padding: 20px;
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
  display: none;
  flex-direction: column;
  gap: 15px;
  z-index: 999;
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu__link {
  font-size: 1.1rem;
  font-weight: 500;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu__cta {
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: 15px;
  border-radius: 8px;
  text-align: center;
  font-weight: 700;
  margin-top: 10px;
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-white);
  overflow: hidden;
  margin-top: 0;
  /* Override if needed */
}

.hero__video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  z-index: -2;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.6);
  /* Navy overlay */
  z-index: -1;
}

.hero__content {
  z-index: 1;
  padding: 0 20px;
  animation: fadeInUp 1s ease-out;
}

.hero__title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero__subtitle {
  font-size: 1.2rem;
  margin-bottom: 40px;
  opacity: 0.9;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 40px;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: 1.1rem;
  font-weight: 700;
  border-radius: 50px;
  box-shadow: 0 10px 25px rgba(245, 158, 11, 0.4);
  transition: transform 0.3s, box-shadow 0.3s, background-color 0.3s;
}

.hero__cta:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(245, 158, 11, 0.5);
}

/* Pain Points */
.pain-points {
  background-color: var(--color-bg-secondary);
}

.pain-card {
  background: var(--color-white);
  padding: 40px 30px;
  border-radius: 15px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  text-align: center;
  transition: transform 0.3s;
}

.pain-card:hover {
  transform: translateY(-5px);
}

.pain-card__icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.pain-card__title {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--color-text-dark);
}

/* Solution */
.solution {
  background-color: var(--color-white);
}

.solution-card {
  border: 1px solid var(--color-border);
  padding: 40px 30px;
  border-radius: 15px;
  position: relative;
  overflow: hidden;
}

.solution-card__number {
  font-size: 4rem;
  font-weight: 900;
  color: #f1f5f9;
  position: absolute;
  top: -10px;
  right: 10px;
  z-index: 0;
}

.solution-card__title {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--color-primary);
  position: relative;
  z-index: 1;
}

.solution-card__text {
  position: relative;
  z-index: 1;
}

/* Comparison */
.comparison {
  background-color: var(--color-bg-secondary);
}

.table-wrapper {
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background-color: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  min-width: 600px;
}

.comparison-table th,
.comparison-table td {
  padding: 18px 20px;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
  transition: background-color 0.2s ease;
}

.comparison-table th {
  background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
  font-weight: 700;
  color: var(--color-text-dark);
  font-size: 1rem;
  letter-spacing: 0.5px;
}

.comparison-table .th-highlight {
  background: linear-gradient(135deg, var(--color-accent) 0%, #fbbf24 100%);
  color: var(--color-white);
  font-size: 1.05rem;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
}

.comparison-table .row-header {
  text-align: left;
  font-weight: 700;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  min-width: 140px;
  color: var(--color-text-dark);
  font-size: 0.95rem;
}

.comparison-table .cell-highlight {
  background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  color: var(--color-text-dark);
  font-weight: 700;
  border-left: 4px solid var(--color-accent);
  border-right: 4px solid var(--color-accent);
  position: relative;
}

.comparison-table .cell-highlight::before {
  content: '★';
  position: absolute;
  left: 8px;
  color: var(--color-accent);
  font-size: 0.8rem;
}

/* Use Cases */
.use-cases {
  background-color: var(--color-white);
}

.use-case-card {
  text-align: center;
}

.use-case-card__img {
  font-size: 4rem;
  margin-bottom: 20px;
}

.use-case-card__title {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--color-primary);
}

/* Portfolio */
.portfolio {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.portfolio-carousel {
  position: relative;
  padding: 0 60px;
}

.portfolio-carousel__viewport {
  overflow: hidden;
  width: 100%;
}

.portfolio-carousel__track {
  display: flex;
  gap: 40px;
  transition: transform 0.4s ease-in-out;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(255, 255, 255, 0.9);
  color: var(--color-primary);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 2rem;
  cursor: pointer;
  z-index: 10;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.carousel-btn:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-50%) scale(1.1);
}

.carousel-btn--prev {
  left: 0;
}

.carousel-btn--next {
  right: 0;
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
}

.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.4);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.carousel-dot:hover {
  background-color: rgba(255, 255, 255, 0.6);
}

.carousel-dot--active {
  background-color: var(--color-accent);
  width: 32px;
  border-radius: 6px;
}

.portfolio-item {
  text-align: center;
  flex: 0 0 calc(33.333% - 27px);
  min-width: 280px;
  max-width: 320px;
}

.smartphone-mockup {
  position: relative;
  width: 100%;
  padding-bottom: 180%;
  background-color: #1e293b;
  border-radius: 30px;
  border: 8px solid #334155;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  margin-bottom: 20px;
}

.smartphone-mockup__screen {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #000;
  border-radius: 20px;
  overflow: hidden;
}

.smartphone-mockup__screen video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 3rem;
  color: rgba(255, 255, 255, 0.8);
  pointer-events: none;
}

.portfolio-caption {
  font-weight: 500;
  opacity: 0.9;
}
/* Flow */
.flow {
  background-color: var(--color-bg-secondary);
}

.flow-steps {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 20px;
}

.step {
  flex: 1;
  min-width: 250px;
  text-align: center;
  padding: 20px;
}

.step__number {
  width: 60px;
  height: 60px;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: 1.8rem;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.step__title {
  font-size: 1.3rem;
  margin-bottom: 10px;
  color: var(--color-primary);
}

.step-arrow {
  font-size: 2rem;
  color: #cbd5e1;
  align-self: center;
  display: none;
}

/* FAQ */
.faq {
  background-color: var(--color-white);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 15px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 20px;
  text-align: left;
  background: none;
  border: none;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.3s;
}

.faq-question:hover {
  background-color: var(--color-bg-secondary);
}

.faq-toggle {
  font-size: 1.5rem;
  color: var(--color-accent);
  transition: transform 0.3s;
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  padding: 0 20px;
}

.faq-item.active .faq-answer {
  padding-bottom: 20px;
}

/* Contact */
.contact {
  background-color: var(--color-bg-secondary);
  text-align: center;
}

.contact-offer {
  font-size: 1.2rem;
  margin-bottom: 50px;
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  text-align: left;
  background: var(--color-white);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.form-group {
  margin-bottom: 25px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
  color: var(--color-text-dark);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 15px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.submit-button {
  width: 100%;
  padding: 18px;
  background-color: var(--color-accent);
  color: var(--color-white);
  border: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.3s, transform 0.3s;
}

.submit-button:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
}

.honeypot-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  pointer-events: none;
}

.form-message {
  margin-top: 20px;
  text-align: center;
  font-weight: bold;
  min-height: 1.5em;
}

.form-message.success {
  color: #10b981;
}

.form-message.error {
  color: #ef4444;
}

/* Pricing Section */
.pricing {
  background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
  position: relative;
  overflow: hidden;
}

.pricing::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.pricing .grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
  padding-top: 20px;
}

.pricing-card {
  background: var(--color-white);
  border-radius: 16px;
  padding: 40px 30px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: visible;
  border: 2px solid transparent;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent) 0%, #fbbf24 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
  border-color: var(--color-accent);
}

.pricing-card:hover::before {
  transform: scaleX(1);
}

.pricing-card--popular {
  border-color: var(--color-accent);
  box-shadow: 0 8px 16px rgba(245, 158, 11, 0.2);
  transform: scale(1.05);
  overflow: hidden;
}

.pricing-card--popular:hover {
  transform: scale(1.05) translateY(-8px);
}

.pricing-badge {
  position: absolute;
  top: 27px;
  right: -51px;
  background: linear-gradient(135deg, var(--color-accent) 0%, #fbbf24 100%);
  color: var(--color-white);
  padding: 8px 40px;
  font-size: 0.75rem;
  font-weight: 700;
  transform: rotate(45deg);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  letter-spacing: 0.5px;
}

.pricing-header {
  text-align: center;
  margin-bottom: 30px;
  padding-bottom: 30px;
  border-bottom: 2px solid var(--color-border);
}

.pricing-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 15px;
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 5px;
}

.pricing-unit {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-main);
  margin-left: 5px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 30px;
  flex-grow: 1;
}

.pricing-feature {
  padding: 12px 0;
  font-size: 0.95rem;
  color: var(--color-text-main);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.6;
  transition: all 0.3s ease;
}

.pricing-feature:hover {
  padding-left: 5px;
  color: var(--color-text-dark);
}

.pricing-cta {
  display: block;
  width: 100%;
  padding: 16px 24px;
  background: linear-gradient(135deg, var(--color-accent) 0%, #fbbf24 100%);
  color: var(--color-white);
  text-align: center;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.pricing-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(245, 158, 11, 0.4);
}

.pricing-cta--outline {
  background: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
  box-shadow: none;
}

.pricing-cta--outline:hover {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 8px 20px rgba(245, 158, 11, 0.3);
}

.pricing-label {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #64748b 0%, #475569 100%);
  color: var(--color-white);
  padding: 6px 7px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.pricing-target {
  font-size: 0.9rem;
  color: var(--color-text-main);
  margin-top: 10px;
}

.pricing-catch {
  font-size: 0.95rem;
  color: var(--color-text-main);
  margin-bottom: 15px;
  font-weight: 500;
}

.pricing-calc {
  font-size: 0.9rem;
  color: var(--color-text-main);
  margin-top: 10px;
}

.pricing-comparison {
  margin-top: 60px;
  padding: 40px 30px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 12px;
  border: 2px solid var(--color-border);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  position: relative;
}

.comparison-title {
  font-size: 1.8rem;
  font-weight: 700;
  text-align: center;
  color: var(--color-text-dark);
  margin-bottom: 30px;
  position: relative;
}

.comparison-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--color-accent);
  margin: 15px auto 0;
  border-radius: 2px;
}

.small-text {
  font-size: 0.8rem;
  color: var(--color-text-main);
  opacity: 0.7;
}

.pricing-options {
  margin-top: 40px;
  padding: 30px;
  background: rgba(248, 250, 252, 0.6);
  border-radius: 12px;
  border: 2px dashed var(--color-border);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  position: relative;
}

.options-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 20px;
  text-align: center;
  position: relative;
}

.options-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background-color: var(--color-accent);
  margin: 10px auto 0;
  border-radius: 2px;
}

.options-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 650px;
  margin: 0 auto;
  padding: 0;
}

.options-list li {
  padding: 14px 20px;
  background: var(--color-white);
  border-radius: 8px;
  border-left: 3px solid var(--color-accent);
  font-size: 1rem;
  color: var(--color-text-main);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

.options-list li:hover {
  transform: translateX(5px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.options-list li strong {
  color: var(--color-accent);
  font-weight: 700;
  font-size: 1.1rem;
}

.pricing-note {
  text-align: center;
  color: var(--color-text-main);
  font-size: 0.95rem;
  padding: 20px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(245, 158, 11, 0.2);
  margin-top: 40px;
}

/* Footer */
.footer {
  background-color: var(--color-primary);
  color: #94a3b8;
  padding: 30px 0;
  text-align: center;
  font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

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

/* Responsive Media Queries */
@media (min-width: 768px) {
  .step-arrow {
    display: block;
  }
}

@media (max-width: 768px) {
  .header__nav {
    display: none;
  }

  .header__hamburger {
    display: flex;
  }

  .hero__title {
    font-size: 2.5rem;
  }

  .pricing-comparison {
    padding: 30px 20px;
    margin-top: 40px;
  }

  .comparison-title {
    font-size: 1.5rem;
    margin-bottom: 25px;
  }

  .comparison-table {
    font-size: 0.85rem;
    min-width: 500px;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 12px 10px;
  }

  .comparison-table .row-header {
    min-width: 100px;
    font-size: 0.85rem;
  }

  .pricing-options {
    padding: 25px 20px;
    margin-top: 30px;
  }

  .options-title {
    font-size: 1.2rem;
    margin-bottom: 20px;
  }

  .options-list {
    gap: 15px;
  }

  .options-list li {
    padding: 12px 15px;
    font-size: 0.95rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .options-list li strong {
    font-size: 1rem;
  }
}