/*
Theme Name: SyzenTo
Theme URI: https://syzento.com
Author: SyzenTo LLC
Author URI: https://syzento.com
Description: SyzenToの公式WordPressテーマ - 自然と、笑顔に。Naturally leading to smiles.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: syzento
Tags: corporate, one-column, custom-logo
*/

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===========================
   CSS Variables
   =========================== */
:root {
  /* Primary - スカイブルー */
  --sky-blue: #3bb5e8;
  --sky-blue-light: #7dd3f5;
  --sky-blue-dark: #2a9fd4;

  /* Secondary - ライムグリーン */
  --lime-green: #a4d233;
  --lime-green-light: #c5e56a;
  --lime-green-dark: #8bbf1c;

  /* テキスト用の濃いネイビーカラー */
  --navy-dark: #0f2d4b;
  --navy-medium: #1a4a6e;

  /* Neutral */
  --white: #ffffff;
  --off-white: #f8fafb;
  --light-gray: #e8edef;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --slate-500: #64748b;

  /* Borders */
  --border-color: rgba(0, 119, 182, 0.1);

  /* Radius */
  --radius: 0.625rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Font */
  --font-sans: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Yu Gothic', 'Meiryo', sans-serif;
  --font-logo: 'Arial Black', 'Helvetica Neue', sans-serif;
}

body {
  font-family: var(--font-sans);
  color: var(--text-primary);
  background-color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===========================
   Typography
   =========================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
}

/* ===========================
   Utility Classes
   =========================== */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

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

.hidden {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ===========================
   Gradient Backgrounds
   =========================== */
.bg-gradient-hero {
  background: linear-gradient(135deg, #3bb5e8 0%, #7dd3f5 25%, #ffffff 50%, #c5e56a 75%, #a4d233 100%);
  background-size: 200% 200%;
  animation: gradient-shift 15s ease infinite;
}

.bg-gradient-brand {
  background: linear-gradient(120deg, #3bb5e8 0%, #a4d233 100%);
}

/* ===========================
   Animations
   =========================== */
@keyframes gradient-shift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce-slow {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(10px);
  }
}

@keyframes pulse-ring {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.1);
    opacity: 0.7;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

@keyframes overlap-left {
  0%, 100% {
    transform: translateX(0);
  }
  50% {
    transform: translateX(5px);
  }
}

@keyframes overlap-right {
  0%, 100% {
    transform: translateX(0);
  }
  50% {
    transform: translateX(-5px);
  }
}

@keyframes scroll-indicator {
  0% {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
  50% {
    opacity: 0.5;
  }
  100% {
    opacity: 0;
    transform: translateX(-50%) translateY(16px);
  }
}

@keyframes mergeFromLeft {
  0%, 10% { transform: translate(-80%, -50%); }
  40%, 60% { transform: translate(-50%, -50%); }
  90%, 100% { transform: translate(-80%, -50%); }
}

@keyframes mergeFromTop {
  0%, 10% { transform: translate(-50%, -80%); }
  40%, 60% { transform: translate(-50%, -50%); }
  90%, 100% { transform: translate(-50%, -80%); }
}

@keyframes mergeFromRight {
  0%, 10% { transform: translate(30%, -50%); }
  40%, 60% { transform: translate(-50%, -50%); }
  90%, 100% { transform: translate(30%, -50%); }
}

@keyframes glowPulse {
  0%, 30% { opacity: 0; }
  50% { opacity: 1; }
  70%, 100% { opacity: 0; }
}

/* Animation Classes */
.animate-fade-in {
  animation: fade-in 1s ease-out forwards;
}

.animate-fade-in-delay-1 {
  animation: fade-in 1s ease-out 0.3s forwards;
  opacity: 0;
}

.animate-fade-in-delay-2 {
  animation: fade-in 1s ease-out 0.6s forwards;
  opacity: 0;
}

.animate-bounce-slow {
  animation: bounce-slow 2s ease-in-out infinite;
}

.animate-pulse-ring {
  animation: pulse-ring 2s ease-in-out infinite;
}

.animate-pulse-ring-delay-1 {
  animation: pulse-ring 2s ease-in-out 0.3s infinite;
}

.animate-pulse-ring-delay-2 {
  animation: pulse-ring 2s ease-in-out 0.6s infinite;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-float-delay-1 {
  animation: float 3s ease-in-out 0.5s infinite;
}

.animate-float-delay-2 {
  animation: float 3s ease-in-out 1s infinite;
}

.animate-float-delay-3 {
  animation: float 3s ease-in-out 1.5s infinite;
}

.animate-overlap-left {
  animation: overlap-left 2s ease-in-out infinite;
}

.animate-overlap-right {
  animation: overlap-right 2s ease-in-out infinite;
}

.animate-scroll-indicator {
  animation: scroll-indicator 1.5s ease-in-out infinite;
}

.circle-left { 
  animation: mergeFromLeft 4s ease-in-out infinite; 
}

.circle-top { 
  animation: mergeFromTop 4s ease-in-out infinite; 
  animation-delay: 0.1s; 
}

.circle-right { 
  animation: mergeFromRight 4s ease-in-out infinite; 
  animation-delay: 0.2s; 
}

.glow-effect { 
  animation: glowPulse 4s ease-in-out infinite; 
  animation-delay: 0.5s; 
}

/* In-view animations */
.in-view-hidden {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .bg-gradient-hero {
    animation: none;
  }
}

/* ===========================
   Header
   =========================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: all 0.3s ease;
  background-color: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  padding: 1rem 0;
}

.site-header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.5rem 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.site-logo img {
  width: 40px;
  height: 40px;
  transition: all 0.3s ease;
}

.site-header.scrolled .site-logo img {
  width: 32px;
  height: 32px;
}

.site-logo-text {
  font-family: var(--font-logo);
  font-weight: 900;
  font-size: 1.25rem;
  letter-spacing: -0.025em;
  color: var(--navy-dark);
  transition: font-size 0.3s ease;
}

.site-header.scrolled .site-logo-text {
  font-size: 1.125rem;
}

/* Desktop Navigation */
.main-nav {
  display: none;
}

@media (min-width: 768px) {
  .main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
  }
}

.main-nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--navy-dark);
  text-decoration: none;
  transition: color 0.2s ease;
}

.main-nav a:hover {
  color: var(--sky-blue);
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--navy-dark);
  transition: all 0.3s ease;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu nav {
  display: flex;
  flex-direction: column;
  padding: 1rem 1.5rem;
}

.mobile-menu a {
  padding: 0.75rem 0;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--navy-dark);
  text-decoration: none;
  border-bottom: 1px solid #f3f4f6;
  transition: color 0.2s ease;
}

.mobile-menu a:hover {
  color: var(--sky-blue);
}

/* ===========================
   Hero Section
   =========================== */
.hero-section {
  position: relative;
  min-height: 65vh;
  width: 100%;
  overflow: hidden;
  padding-bottom: 0;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-content {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 1.5rem;
  transition: transform 0.1s ease-out;
}

.hero-logo-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
  opacity: 0;
  transform: translateY(32px);
  transition: all 1s ease-out;
}

.hero-logo-wrap.loaded {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 768px) {
  .hero-logo-wrap {
    gap: 1.5rem;
  }
}

.hero-logo {
  width: 80px;
  height: 80px;
}

@media (min-width: 768px) {
  .hero-logo {
    width: 112px;
    height: 112px;
  }
}

@media (min-width: 1024px) {
  .hero-logo {
    width: 144px;
    height: 144px;
  }
}

.hero-title {
  font-family: var(--font-logo);
  font-weight: 900;
  font-size: 2.25rem;
  letter-spacing: -0.025em;
  color: var(--navy-dark);
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.75rem;
  }
}

.hero-tagline {
  margin-top: 2rem;
  text-align: center;
  opacity: 0;
  transform: translateY(32px);
  transition: all 1s ease-out 0.3s;
}

.hero-tagline.loaded {
  opacity: 1;
  transform: translateY(0);
}

.hero-tagline-jp {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--navy-dark);
}

@media (min-width: 768px) {
  .hero-tagline-jp {
    font-size: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .hero-tagline-jp {
    font-size: 1.875rem;
  }
}

.hero-tagline-en {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  color: var(--navy-medium);
}

@media (min-width: 768px) {
  .hero-tagline-en {
    font-size: 1rem;
  }
}

@media (min-width: 1024px) {
  .hero-tagline-en {
    font-size: 1.125rem;
  }
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  text-align: center;
  opacity: 0;
  transition: all 0.7s ease-out 0.7s;
}

.scroll-indicator.loaded {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.scroll-indicator-text {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--navy-dark);
  opacity: 0.6;
}

.scroll-indicator-icon {
  position: relative;
  width: 24px;
  height: 48px;
  margin: 0.5rem auto 0;
  border: 2px solid rgba(15, 45, 75, 0.3);
  border-radius: 9999px;
}

.scroll-indicator-dot {
  position: absolute;
  left: 50%;
  top: 8px;
  width: 4px;
  height: 8px;
  background-color: var(--navy-dark);
  border-radius: 9999px;
  transform: translateX(-50%);
  animation: scroll-indicator 1.5s ease-in-out infinite;
}

/* ===========================
   Question Section
   =========================== */
.question-section {
  position: relative;
  padding: 4rem 0;
}

@media (min-width: 768px) {
  .question-section {
    padding: 6rem 0;
  }
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-subtitle {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--slate-500);
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy-dark);
}

@media (min-width: 768px) {
  .section-title {
    font-size: 1.875rem;
  }
}

@media (min-width: 1024px) {
  .section-title {
    font-size: 2.25rem;
  }
}

.section-divider {
  width: 48px;
  height: 1px;
  background-color: #cbd5e1;
  margin: 1rem auto 0;
}

/* Question Content Layout */
.question-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .question-content {
    flex-direction: row;
    align-items: flex-start;
    gap: 3rem;
  }
}

.question-image-wrap {
  position: relative;
  width: 100%;
  max-width: 28rem;
  flex-shrink: 0;
}

@media (min-width: 1024px) {
  .question-image-wrap {
    width: 40%;
  }
}

.question-image {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  border-radius: var(--radius-2xl);
}

.question-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.question-cards {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 1024px) {
  .question-cards {
    width: 60%;
  }
}

.question-cards-center {
  max-width: 48rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Question Card */
.question-card {
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(0, 119, 182, 0.1);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.7s ease-out;
}

.question-card.in-view {
  opacity: 1;
  transform: translateY(0);
}

.question-card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 119, 182, 0.1);
  border-radius: 50%;
  margin-bottom: 1rem;
}

.question-card-icon svg {
  width: 20px;
  height: 20px;
  color: #0077b6;
}

.question-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy-dark);
  margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
  .question-card-title {
    font-size: 1.125rem;
  }
}

.question-card-text {
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--slate-500);
}

/* Wave Divider */
.wave-divider {
  display: flex;
  justify-content: center;
  margin: 4rem 0;
}

.wave-divider svg {
  width: 192px;
  height: 32px;
  opacity: 0.3;
}

/* Solution Message */
.solution-message {
  text-align: center;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s ease-out;
}

.solution-message.in-view {
  opacity: 1;
  transform: translateY(0);
}

.solution-subtitle {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: #2d5a3d;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .solution-subtitle {
    font-size: 1.125rem;
  }
}

.solution-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy-dark);
}

@media (min-width: 768px) {
  .solution-title {
    font-size: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .solution-title {
    font-size: 1.875rem;
  }
}

.solution-highlight {
  background: linear-gradient(90deg, #0077b6, #4a7c20);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.solution-description {
  margin-top: 1.5rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--slate-500);
}

@media (min-width: 768px) {
  .solution-description {
    font-size: 1rem;
  }
}

/* ===========================
   Three Sy Section
   =========================== */
.three-sy-section {
  padding: 4rem 1.5rem;
}

@media (min-width: 768px) {
  .three-sy-section {
    padding: 5rem 1.5rem;
  }
}

.three-sy-section .section-title .sy-highlight {
  color: var(--sky-blue);
}

.sy-cards-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 3rem;
}

@media (min-width: 768px) {
  .sy-cards-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.sy-card {
  position: relative;
  overflow: hidden;
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  transition: all 0.7s ease-out;
  opacity: 0;
  transform: translateY(48px);
}

.sy-card.in-view {
  opacity: 1;
  transform: translateY(0);
}

.sy-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.sy-card-bg {
  position: absolute;
  top: -64px;
  right: -64px;
  width: 192px;
  height: 192px;
  border-radius: 50%;
  opacity: 0.1;
  transition: transform 0.5s ease;
}

.sy-card:hover .sy-card-bg {
  transform: scale(1.25);
}

.sy-card-bg.sky {
  background-color: var(--sky-blue);
}

.sy-card-bg.lime {
  background-color: var(--lime-green);
}

.sy-card-bg.mixed {
  background: linear-gradient(135deg, var(--sky-blue), var(--lime-green));
}

.sy-card-bar {
  width: 64px;
  height: 4px;
  border-radius: 9999px;
  margin-bottom: 1rem;
}

.sy-card-bar.sky {
  background-color: var(--sky-blue);
}

.sy-card-bar.lime {
  background-color: var(--lime-green);
}

.sy-card-bar.mixed {
  background: linear-gradient(90deg, var(--sky-blue), var(--lime-green));
}

.sy-card-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 1rem;
}

.sy-card-icon.sky {
  color: var(--sky-blue);
}

.sy-card-icon.lime {
  color: var(--lime-green);
}

.sy-card-icon.mixed {
  color: var(--sky-blue);
}

.sy-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.sy-card-copy {
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.sy-card-sub {
  font-size: 0.75rem;
  font-weight: 600;
}

.sy-card-sub.sky {
  color: #0077b6;
}

.sy-card-sub.lime {
  color: #4a7c20;
}

.sy-card-sub.mixed {
  color: #1a5276;
}

/* ===========================
   Synergy Section
   =========================== */
.synergy-section {
  position: relative;
  overflow: hidden;
  padding: 4rem 1.5rem;
  transition: background-color 1s ease;
}

@media (min-width: 768px) {
  .synergy-section {
    padding: 6rem 1.5rem;
  }
}

.synergy-inner {
  position: relative;
  max-width: 56rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.synergy-circles {
  position: relative;
  width: 144px;
  height: 144px;
  margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
  .synergy-circles {
    width: 160px;
    height: 160px;
  }
}

.synergy-circle {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 64px;
  height: 64px;
  border-radius: 50%;
}

@media (min-width: 768px) {
  .synergy-circle {
    width: 80px;
    height: 80px;
  }
}

.synergy-circle.left {
  background-color: rgba(59, 181, 232, 0.7);
  transform: translate(-80%, -50%);
}

.synergy-circle.left.animating {
  animation: mergeFromLeft 4s ease-in-out infinite;
}

.synergy-circle.top {
  background-color: rgba(255, 255, 255, 0.8);
  border: 1px solid #e5e7eb;
  transform: translate(-50%, -80%);
}

.synergy-circle.top.animating {
  animation: mergeFromTop 4s ease-in-out infinite;
  animation-delay: 0.1s;
}

.synergy-circle.right {
  background-color: rgba(164, 210, 51, 0.7);
  transform: translate(30%, -50%);
}

.synergy-circle.right.animating {
  animation: mergeFromRight 4s ease-in-out infinite;
  animation-delay: 0.2s;
}

.synergy-glow {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 96px;
  height: 96px;
  transform: translate(-50%, -50%);
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  filter: blur(24px);
  opacity: 0;
}

.synergy-glow.animating {
  animation: glowPulse 4s ease-in-out infinite;
  animation-delay: 0.5s;
}

.synergy-title-wrap {
  text-align: center;
  margin-bottom: 3rem;
}

.synergy-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--navy-dark);
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(32px);
  transition: all 1s ease-out 0.3s;
}

@media (min-width: 768px) {
  .synergy-title {
    font-size: 3rem;
  }
}

.synergy-title.in-view {
  opacity: 1;
  transform: translateY(0);
}

.synergy-subtitle-jp {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--navy-dark);
  margin-bottom: 0.5rem;
  opacity: 0;
  transform: translateY(32px);
  transition: all 1s ease-out 0.5s;
}

@media (min-width: 768px) {
  .synergy-subtitle-jp {
    font-size: 1.25rem;
  }
}

.synergy-subtitle-jp.in-view {
  opacity: 1;
  transform: translateY(0);
}

.synergy-subtitle-en {
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  color: var(--navy-medium);
  opacity: 0;
  transform: translateY(32px);
  transition: all 1s ease-out 0.7s;
}

@media (min-width: 768px) {
  .synergy-subtitle-en {
    font-size: 1rem;
  }
}

.synergy-subtitle-en.in-view {
  opacity: 1;
  transform: translateY(0);
}

.synergy-messages {
  text-align: center;
}

.synergy-message {
  font-size: 1.125rem;
  font-weight: 500;
  line-height: 1.75;
  color: var(--navy-dark);
  opacity: 0;
  transform: translateY(32px);
  transition: all 1s ease-out;
}

@media (min-width: 768px) {
  .synergy-message {
    font-size: 1.25rem;
  }
}

.synergy-message.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   Services Section
   =========================== */
.services-section {
  padding: 4rem 1.5rem;
}

@media (min-width: 768px) {
  .services-section {
    padding: 5rem 1.5rem;
  }
}

.services-header {
  text-align: center;
  margin-bottom: 3rem;
}

.services-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy-dark);
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .services-title {
    font-size: 1.875rem;
  }
}

.services-subtitle {
  font-size: 0.875rem;
  color: var(--navy-medium);
}

@media (min-width: 768px) {
  .services-subtitle {
    font-size: 1rem;
  }
}

.services-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  position: relative;
  overflow: hidden;
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  transition: all 0.7s ease-out;
  opacity: 0;
  transform: translateY(48px);
}

.service-card.in-view {
  opacity: 1;
  transform: translateY(0);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.service-bar {
  width: 100%;
  height: 4px;
  border-radius: 9999px;
  margin-bottom: 1rem;
}

.service-bar.sky {
  background-color: var(--sky-blue);
}

.service-bar.lime {
  background-color: var(--lime-green);
}

.service-bar.mixed {
  background: linear-gradient(90deg, var(--sky-blue), var(--lime-green));
}

.service-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.service-description {
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.service-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  color: white;
  text-decoration: none;
  transition: all 0.3s ease;
}

.service-btn:hover {
  gap: 0.75rem;
}

.service-btn.sky {
  background-color: var(--sky-blue);
}

.service-btn.sky:hover {
  background-color: var(--sky-blue-dark);
}

.service-btn.lime {
  background-color: var(--lime-green);
}

.service-btn.lime:hover {
  background-color: var(--lime-green-dark);
}

.service-btn.mixed {
  background: linear-gradient(90deg, var(--sky-blue), var(--lime-green));
}

.service-btn.mixed:hover {
  background: linear-gradient(90deg, var(--sky-blue-dark), var(--lime-green-dark));
}

.service-btn svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}

.service-btn:hover svg {
  transform: translateX(2px);
}

.service-btn-disabled {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  background-color: #9ca3af;
  cursor: default;
}

/* ===========================
   CTA Section
   =========================== */
.cta-section {
  padding: 4rem 1.5rem;
}

@media (min-width: 768px) {
  .cta-section {
    padding: 6rem 1.5rem;
  }
}

.cta-inner {
  max-width: 48rem;
  margin: 0 auto;
  text-align: center;
}

.cta-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy-dark);
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(32px);
  transition: all 0.7s ease-out;
}

@media (min-width: 768px) {
  .cta-title {
    font-size: 1.875rem;
  }
}

.cta-title.in-view {
  opacity: 1;
  transform: translateY(0);
}

.cta-description {
  font-size: 1rem;
  color: #1a3a5c;
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(32px);
  transition: all 0.7s ease-out 0.1s;
}

@media (min-width: 768px) {
  .cta-description {
    font-size: 1.125rem;
  }
}

.cta-description.in-view {
  opacity: 1;
  transform: translateY(0);
}

.cta-btn-wrap {
  display: flex;
  justify-content: center;
  opacity: 0;
  transform: translateY(32px);
  transition: all 0.7s ease-out 0.2s;
}

.cta-btn-wrap.in-view {
  opacity: 1;
  transform: translateY(0);
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy-dark);
  text-decoration: none;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

@media (min-width: 768px) {
  .cta-btn {
    padding: 0.75rem 2rem;
    font-size: 1rem;
  }
}

.cta-btn:hover {
  background-color: white;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.cta-btn svg {
  width: 16px;
  height: 16px;
}

@media (min-width: 768px) {
  .cta-btn svg {
    width: 20px;
    height: 20px;
  }
}

/* ===========================
   Footer
   =========================== */
.site-footer {
  background-color: var(--navy-dark);
  padding: 4rem 1.5rem;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Footer Logo Section */
.footer-logo-section .footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-logo img {
  width: 48px;
  height: 48px;
  filter: brightness(0) invert(1);
}

.footer-logo-text {
  font-family: var(--font-logo);
  font-weight: 900;
  font-size: 1.5rem;
  letter-spacing: -0.025em;
  color: white;
}

.footer-tagline {
  margin-top: 1rem;
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.7);
}

/* Footer Navigation */
.footer-nav-section h4,
.footer-contact-section h4 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 1rem;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-nav a:hover {
  color: white;
}

/* Footer Contact */
.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

.footer-social {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transition: all 0.2s ease;
}

.footer-social a:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background-color: rgba(255, 255, 255, 0.1);
}

.footer-social svg {
  width: 16px;
  height: 16px;
  fill: rgba(255, 255, 255, 0.7);
}

/* Footer Bottom */
.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-copyright {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-legal a:hover {
  color: rgba(255, 255, 255, 0.7);
}