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

:root {
    --primary-green: #1a6b3f;
    --primary-green-dark: #0f4428;
    --primary-green-light: #2d8659;
    --accent-green: #48c774;
    --accent-light: #7cdb9f;
    --text-dark: #1a1a1a;
    --text-gray: #4a4a4a;
    --text-light: #757575;
    --bg-light: #f9fafb;
    --bg-dark: #0a0a0a;
    --white: #ffffff;
    --border: #e5e7eb;
    --shadow: 0 10px 40px rgba(26, 107, 63, 0.08);
    --shadow-lg: 0 20px 60px rgba(26, 107, 63, 0.12);
}

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

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.8;
    background-color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: 'palt' 1;
    letter-spacing: 0.02em;
}

body.menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

/* Typography Optimization */
h1, h2, h3, h4, h5, h6 {
    font-feature-settings: 'palt' 1;
    letter-spacing: -0.02em;
    line-height: 1.4;
}

p {
    font-feature-settings: 'palt' 1;
    letter-spacing: 0.02em;
    line-height: 2;
}

.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===================================
   Header - Modern & Stylish
   =================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid rgba(26, 107, 63, 0.1);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: clamp(20px, 3vh, 28px) clamp(24px, 4vw, 48px);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header.scrolled .header-container {
    padding: clamp(16px, 2.5vh, 20px) clamp(24px, 4vw, 48px);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    font-weight: 900;
    color: var(--primary-green);
    text-decoration: none;
    transition: all 0.3s ease;
    z-index: 1001;
    letter-spacing: -0.03em;
}

.logo:hover {
    transform: translateY(-2px);
}

.turtle-icon {
    font-size: clamp(2rem, 4vw, 2.5rem);
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 2px 8px rgba(26, 107, 63, 0.15));
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(-5deg); }
    50% { transform: translateY(-8px) rotate(5deg); }
}

.logo-text {
    font-family: 'Noto Sans JP', sans-serif;
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    gap: clamp(16px, 3vw, 48px);
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 700;
    font-size: clamp(0.95rem, 1.8vw, 1.1rem);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    white-space: nowrap;
    letter-spacing: 0.02em;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 100%;
    height: 3px;
    background: var(--primary-green);
    border-radius: 3px;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover {
    color: var(--primary-green);
    transform: translateY(-2px);
}

.nav-link:hover::before {
    transform: translateX(-50%) scaleX(1);
}

.nav-link-special {
    background: linear-gradient(135deg, rgba(26, 107, 63, 0.08) 0%, rgba(72, 199, 116, 0.08) 100%);
    padding: clamp(8px, 1.5vh, 10px) clamp(16px, 2.5vw, 20px);
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link-special:hover {
    background: linear-gradient(135deg, rgba(26, 107, 63, 0.15) 0%, rgba(72, 199, 116, 0.15) 100%);
}

.nav-cta {
    background: var(--primary-green);
    color: var(--white) !important;
    padding: clamp(12px, 2vh, 14px) clamp(24px, 3vw, 32px);
    border-radius: 50px;
    font-weight: 900;
    font-size: clamp(0.9rem, 1.8vw, 1.05rem);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    white-space: nowrap;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 20px rgba(26, 107, 63, 0.25);
}

.nav-cta:hover {
    background: var(--primary-green-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(26, 107, 63, 0.4);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 48px;
    height: 48px;
    background: var(--primary-green);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(26, 107, 63, 0.2);
}

.mobile-menu-toggle:hover {
    background: var(--primary-green-dark);
    transform: scale(1.05);
}

.hamburger-line {
    width: 24px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin: 3px 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: translateX(-20px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(100px, 15vh, 140px) 24px clamp(60px, 10vh, 80px);
    background: linear-gradient(135deg, #f9fafb 0%, #f0f9f4 50%, #e8f5ee 100%);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    opacity: 0.4;
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

.hero .container {
    position: relative;
    z-index: 10;
    max-width: 1000px;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: clamp(40px, 6vh, 60px);
}

.turtle-badge {
    font-size: clamp(5rem, 12vw, 8rem);
    animation: float 3s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4rem);
    font-weight: 400;
    line-height: 1.4;
    color: var(--text-dark);
    margin-bottom: clamp(40px, 6vh, 60px);
    letter-spacing: -0.02em;
    display: flex;
    flex-direction: column;
    gap: clamp(15px, 3vh, 25px);
}

.hero-pre {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 400;
    display: block;
}

.hero-emphasis {
    display: block;
    font-size: clamp(3.5rem, 11vw, 7rem);
    font-weight: 900;
    color: var(--primary-green);
    text-shadow: 0 4px 20px rgba(26, 107, 63, 0.15);
    line-height: 1.1;
}

.hero-lead {
    margin-bottom: clamp(50px, 8vh, 70px);
}

.hero-different {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    color: var(--primary-green);
    letter-spacing: 0.1em;
    display: block;
}

.hero-cta-group {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-cta {
    display: inline-block;
    padding: clamp(24px, 4vh, 30px) clamp(60px, 8vw, 80px);
    border-radius: 50px;
    font-size: clamp(1.3rem, 3vw, 1.8rem);
    font-weight: 900;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.hero-cta.primary {
    background: var(--primary-green);
    color: var(--white);
    box-shadow: 0 15px 40px rgba(26, 107, 63, 0.35);
}

.hero-cta.primary:hover {
    background: var(--primary-green-dark);
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(26, 107, 63, 0.5);
}

.hero-cta.secondary {
    background: var(--white);
    color: var(--primary-green);
    border: 3px solid var(--primary-green);
}

.hero-cta.secondary:hover {
    background: var(--primary-green);
    color: var(--white);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(26, 107, 63, 0.3);
}

/* ===================================
   Section Titles
   =================================== */
.section-title {
    text-align: center;
    margin-bottom: clamp(50px, 8vh, 80px);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.title-en {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1rem, 2vw, 1.3rem);
    font-weight: 900;
    color: var(--accent-green);
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

.title-ja {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    color: var(--primary-green);
    letter-spacing: -0.02em;
}

.section-title.light .title-en {
    color: var(--accent-light);
}

.section-title.light .title-ja {
    color: var(--white);
}

.section-lead {
    text-align: center;
    font-size: clamp(1.1rem, 2.2vw, 1.4rem);
    line-height: 2;
    color: rgba(255, 255, 255, 0.95);
    max-width: 700px;
    margin: 0 auto clamp(50px, 8vh, 70px);
}

/* ===================================
   Kotler Section - Editorial Design
   =================================== */
.kotler-section {
    padding: clamp(100px, 15vh, 160px) 24px;
    background: linear-gradient(180deg, #ffffff 0%, #f9fafb 100%);
    position: relative;
    overflow: hidden;
}

.kotler-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(26, 107, 63, 0.03) 0%, transparent 70%);
    pointer-events: none;
}

.kotler-header {
    text-align: center;
    margin-bottom: clamp(70px, 12vh, 100px);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.kotler-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    color: var(--white);
    padding: clamp(10px, 2vh, 14px) clamp(24px, 4vw, 32px);
    border-radius: 50px;
    font-size: clamp(0.85rem, 1.8vw, 1rem);
    font-weight: 700;
    margin-bottom: clamp(35px, 6vh, 50px);
    box-shadow: 0 8px 30px rgba(26, 107, 63, 0.25);
    letter-spacing: 0.05em;
}

.badge-icon {
    font-size: clamp(1.3rem, 2.5vw, 1.6rem);
}

.badge-text {
    font-family: 'Poppins', sans-serif;
    text-transform: uppercase;
    font-size: clamp(0.75rem, 1.5vw, 0.9rem);
    letter-spacing: 0.15em;
}

.kotler-title {
    font-size: clamp(2.8rem, 7vw, 5rem);
    font-weight: 400;
    line-height: 1.3;
    color: var(--text-dark);
    margin-bottom: clamp(30px, 5vh, 45px);
    letter-spacing: -0.03em;
}

.kotler-emphasis {
    display: block;
    font-weight: 900;
    font-size: clamp(3.5rem, 9vw, 6.5rem);
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-top: clamp(10px, 2vh, 20px);
    letter-spacing: -0.04em;
}

.kotler-lead {
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    line-height: 2;
    color: var(--text-gray);
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* Principle Cards */
.kotler-principles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
    gap: clamp(30px, 5vw, 50px);
    margin-bottom: clamp(80px, 12vh, 120px);
}

.principle-card {
    background: var(--white);
    padding: clamp(45px, 6vw, 60px) clamp(40px, 5vw, 50px);
    border-radius: 28px;
    border: 3px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(40px);
}

.principle-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--primary-green) 0%, var(--accent-green) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.principle-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.principle-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 60px rgba(26, 107, 63, 0.15);
    border-color: var(--accent-green);
}

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

.principle-number {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    font-weight: 900;
    color: var(--accent-green);
    margin-bottom: clamp(20px, 3vh, 30px);
    letter-spacing: 0.1em;
}

.principle-icon {
    font-size: clamp(3.5rem, 7vw, 4.5rem);
    margin-bottom: clamp(25px, 4vh, 35px);
    filter: drop-shadow(0 4px 12px rgba(26, 107, 63, 0.1));
}

.principle-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 900;
    color: var(--primary-green);
    margin-bottom: clamp(25px, 4vh, 35px);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.principle-text {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1.4rem, 2.8vw, 1.8rem);
    font-weight: 700;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: clamp(25px, 4vh, 35px);
    letter-spacing: 0.02em;
}

.principle-description {
    font-size: clamp(1.1rem, 2.2vw, 1.4rem);
    line-height: 2;
    color: var(--text-gray);
    font-weight: 400;
    padding-top: clamp(20px, 3vh, 30px);
    border-top: 2px solid var(--border);
    letter-spacing: 0.01em;
}

/* Kotler Quote */
.kotler-quote {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    padding: clamp(50px, 8vh, 80px) clamp(30px, 5vw, 60px);
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    border-radius: 32px;
    position: relative;
    box-shadow: 0 20px 60px rgba(26, 107, 63, 0.25);
    opacity: 0;
    transform: scale(0.95);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.kotler-quote.animate {
    opacity: 1;
    transform: scale(1);
}

.quote-mark {
    font-family: 'Poppins', serif;
    font-size: clamp(5rem, 12vw, 8rem);
    font-weight: 900;
    color: rgba(255, 255, 255, 0.15);
    line-height: 1;
    position: absolute;
    top: clamp(20px, 4vh, 40px);
    left: clamp(20px, 4vw, 40px);
}

.quote-text {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 900;
    line-height: 1.6;
    color: var(--white);
    margin-bottom: clamp(25px, 4vh, 35px);
    position: relative;
    z-index: 1;
    letter-spacing: -0.02em;
}

.quote-author {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1.1rem, 2.2vw, 1.5rem);
    font-weight: 700;
    color: var(--accent-light);
    letter-spacing: 0.05em;
}

/* ===================================
   Service Section - What We Do
   =================================== */
.service-section {
    padding: clamp(100px, 15vh, 140px) 24px;
    background: var(--white);
    position: relative;
}

.service-intro {
    text-align: center;
    margin-bottom: clamp(70px, 10vh, 100px);
}

.service-question {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--primary-green);
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: clamp(20px, 3vh, 30px);
}

.service-uniqueness {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 450px), 1fr));
    gap: clamp(40px, 6vw, 60px);
    margin-bottom: clamp(80px, 12vh, 120px);
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.uniqueness-card {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%);
    padding: clamp(50px, 7vw, 70px) clamp(45px, 6vw, 60px);
    border-radius: 32px;
    border: 3px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.uniqueness-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, var(--primary-green) 0%, var(--accent-green) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.uniqueness-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 70px rgba(26, 107, 63, 0.2);
    border-color: var(--accent-green);
}

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

.uniqueness-number {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1.3rem, 2.8vw, 1.8rem);
    font-weight: 900;
    color: var(--accent-green);
    margin-bottom: clamp(25px, 4vh, 35px);
    letter-spacing: 0.1em;
}

.uniqueness-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--text-dark);
    line-height: 1.3;
    margin-bottom: clamp(30px, 5vh, 45px);
    letter-spacing: -0.03em;
}

.emphasis-text {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.uniqueness-description {
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    line-height: 2.2;
    color: var(--text-gray);
    font-weight: 400;
}

.uniqueness-description strong {
    display: block;
    margin-top: clamp(20px, 3vh, 30px);
    color: var(--primary-green);
    font-weight: 900;
    font-size: clamp(1.3rem, 2.7vw, 1.7rem);
}

/* Service CTA */
.service-cta-wrapper {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.service-cta-text {
    font-size: clamp(1.3rem, 2.8vw, 1.8rem);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: clamp(30px, 5vh, 45px);
    letter-spacing: 0.02em;
}

.service-cta-button {
    display: inline-flex;
    align-items: center;
    gap: clamp(15px, 3vw, 24px);
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    color: var(--white);
    padding: clamp(20px, 3.5vh, 28px) clamp(40px, 6vw, 60px);
    border-radius: 60px;
    text-decoration: none;
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    font-weight: 900;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 15px 50px rgba(26, 107, 63, 0.3);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.02em;
}

.service-cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

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

.service-cta-button:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 20px 60px rgba(26, 107, 63, 0.4);
}

.cta-icon {
    font-size: clamp(1.8rem, 4vw, 2.4rem);
}

.cta-text {
    flex: 1;
}

.cta-arrow {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 900;
    transition: transform 0.3s ease;
}

.service-cta-button:hover .cta-arrow {
    transform: translateX(8px);
}

/* ===================================
   Difference Section
   =================================== */
.difference {
    padding: clamp(80px, 12vh, 120px) 24px;
    background: linear-gradient(135deg, var(--primary-green-dark) 0%, var(--primary-green) 100%);
    color: var(--white);
}

.difference-header {
    margin-bottom: clamp(50px, 8vh, 80px);
}

.difference-grid {
    display: flex;
    flex-direction: column;
    gap: clamp(40px, 6vh, 60px);
    max-width: 1000px;
    margin: 0 auto;
}

.difference-item {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: clamp(20px, 4vw, 35px);
    align-items: center;
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.5s ease;
}

.difference-item.animate {
    opacity: 1;
    transform: translateX(0);
}

.diff-content {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: clamp(30px, 4vw, 45px);
    border-radius: 20px;
    border: 3px solid rgba(255, 255, 255, 0.15);
    transition: all 0.3s ease;
}

.diff-content:hover {
    transform: scale(1.03);
    background: rgba(255, 255, 255, 0.15);
}

.diff-content.bad {
    border-color: rgba(255, 100, 100, 0.4);
}

.diff-content.good {
    border-color: var(--accent-light);
}

.diff-content h4 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 900;
    margin-bottom: clamp(12px, 2vh, 18px);
}

.diff-content p {
    font-size: clamp(1.1rem, 2.3vw, 1.5rem);
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.95);
}

.diff-arrow {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    color: var(--accent-light);
    font-weight: 900;
}

/* ===================================
   Approach Section - Timeline Design
   =================================== */
.approach {
    padding: clamp(100px, 15vh, 160px) 24px;
    background: var(--white);
    position: relative;
    overflow: hidden;
}

.approach-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 0;
}

.approach-shape-1 {
    position: absolute;
    top: -10%;
    right: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(26, 107, 63, 0.04) 0%, transparent 70%);
    border-radius: 50%;
}

.approach-shape-2 {
    position: absolute;
    bottom: -10%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(72, 199, 116, 0.06) 0%, transparent 70%);
    border-radius: 50%;
}

.approach-header {
    text-align: center;
    margin-bottom: clamp(80px, 12vh, 120px);
    position: relative;
    z-index: 1;
}

.approach-main-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--primary-green);
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: clamp(20px, 3vh, 30px);
}

.approach-subtitle {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--text-gray);
    letter-spacing: 0.02em;
}

/* Timeline */
.approach-timeline {
    max-width: 900px;
    margin: 0 auto clamp(80px, 12vh, 120px);
    position: relative;
    z-index: 1;
}

.timeline-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: clamp(30px, 5vw, 50px);
    margin-bottom: clamp(50px, 8vh, 70px);
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline-item.animate {
    opacity: 1;
    transform: translateX(0);
}

.timeline-item:nth-child(1) { transition-delay: 0.1s; }
.timeline-item:nth-child(2) { transition-delay: 0.2s; }
.timeline-item:nth-child(3) { transition-delay: 0.3s; }
.timeline-item:nth-child(4) { transition-delay: 0.4s; }

.timeline-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.marker-circle {
    width: clamp(70px, 12vw, 100px);
    height: clamp(70px, 12vw, 100px);
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(26, 107, 63, 0.3);
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.timeline-item:hover .marker-circle {
    transform: scale(1.1);
    box-shadow: 0 15px 40px rgba(26, 107, 63, 0.4);
}

.marker-number {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 900;
    color: var(--white);
    letter-spacing: -0.02em;
}

.marker-line {
    width: 4px;
    flex: 1;
    background: linear-gradient(180deg, var(--primary-green) 0%, var(--accent-green) 100%);
    margin-top: clamp(15px, 3vh, 20px);
    min-height: 60px;
    position: relative;
    z-index: 1;
}

.marker-line.last {
    background: transparent;
}

.timeline-content {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%);
    padding: clamp(35px, 5vw, 50px) clamp(35px, 5vw, 50px);
    border-radius: 24px;
    border: 3px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    border-right: 12px solid var(--border);
}

.timeline-item:hover .timeline-content {
    transform: translateX(8px);
    box-shadow: 0 15px 50px rgba(26, 107, 63, 0.1);
    border-color: var(--accent-green);
    background: var(--white);
}

.timeline-icon {
    font-size: clamp(3rem, 6vw, 4rem);
    margin-bottom: clamp(20px, 3vh, 25px);
    filter: drop-shadow(0 4px 12px rgba(26, 107, 63, 0.15));
}

.timeline-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 900;
    color: var(--primary-green);
    margin-bottom: clamp(15px, 2.5vh, 20px);
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.timeline-description {
    font-size: clamp(1.2rem, 2.4vw, 1.6rem);
    line-height: 2;
    color: var(--text-gray);
    margin-bottom: clamp(20px, 3vh, 28px);
    font-weight: 500;
}

.timeline-details {
    list-style: none;
    padding: 0;
    margin: 0;
}

.timeline-details li {
    font-size: clamp(1rem, 2vw, 1.3rem);
    line-height: 1.8;
    color: var(--text-gray);
    padding-left: 28px;
    position: relative;
    margin-bottom: 12px;
}

.timeline-details li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-green);
    font-weight: 900;
    font-size: 1.2em;
}

/* Key Message */
.approach-key-message {
    text-align: center;
    padding: clamp(45px, 7vh, 65px) clamp(40px, 6vw, 60px);
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    border-radius: 32px;
    max-width: 800px;
    margin: 0 auto clamp(60px, 10vh, 80px);
    box-shadow: 0 20px 60px rgba(26, 107, 63, 0.3);
    position: relative;
    z-index: 1;
}

.key-icon {
    font-size: clamp(3.5rem, 7vw, 5rem);
    margin-bottom: clamp(20px, 3vh, 30px);
    filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.2));
}

.key-text {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 700;
    line-height: 1.7;
    color: var(--white);
    margin-bottom: clamp(15px, 3vh, 25px);
    letter-spacing: -0.01em;
}

.key-emphasis {
    font-size: clamp(2.5rem, 5.5vw, 4rem);
    font-weight: 900;
    color: var(--accent-light);
    letter-spacing: -0.02em;
}

/* CTA */
.approach-cta {
    text-align: center;
    position: relative;
    z-index: 1;
}

.approach-link {
    display: inline-flex;
    align-items: center;
    gap: clamp(15px, 3vw, 20px);
    background: var(--white);
    color: var(--primary-green);
    padding: clamp(18px, 3.5vh, 24px) clamp(40px, 6vw, 55px);
    border-radius: 60px;
    text-decoration: none;
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    font-weight: 900;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 3px solid var(--primary-green);
    box-shadow: 0 8px 30px rgba(26, 107, 63, 0.15);
    letter-spacing: 0.02em;
}

.approach-link:hover {
    background: var(--primary-green);
    color: var(--white);
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(26, 107, 63, 0.35);
}

.link-icon {
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
}

.link-text {
    flex: 1;
}

.link-arrow {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 900;
    transition: transform 0.3s ease;
}

.approach-link:hover .link-arrow {
    transform: translateX(8px);
}

/* ===================================
   How We Work Section - Modern Design
   =================================== */
.how-we-work {
    padding: clamp(100px, 15vh, 140px) 24px;
    background: linear-gradient(180deg, var(--white) 0%, var(--bg-light) 100%);
    position: relative;
    overflow: hidden;
}

.work-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 80% 20%, rgba(26, 107, 63, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.work-header {
    text-align: center;
    margin-bottom: clamp(80px, 12vh, 120px);
    position: relative;
    z-index: 1;
}

.work-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--primary-green);
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: clamp(40px, 6vh, 60px);
}

.work-key-question {
    max-width: 900px;
    margin: 0 auto;
}

.question-main {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 600;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: clamp(15px, 3vh, 25px);
}

.question-emphasis {
    font-size: clamp(2.2rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--primary-green);
    line-height: 1.3;
    letter-spacing: -0.02em;
}

/* Value Props */
.work-value-props {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 350px), 1fr));
    gap: clamp(30px, 5vw, 50px);
    margin-bottom: clamp(80px, 12vh, 120px);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

.value-card {
    position: relative;
    background: var(--white);
    border-radius: 28px;
    padding: clamp(40px, 6vh, 55px) clamp(35px, 5vw, 50px);
    border: 3px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.value-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--primary-green) 0%, var(--accent-green) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.value-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(26, 107, 63, 0.15);
    border-color: var(--accent-green);
}

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

.value-number {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    font-weight: 900;
    color: var(--accent-green);
    margin-bottom: clamp(20px, 3vh, 30px);
    letter-spacing: 0.1em;
}

.value-content {
    text-align: left;
}

.value-icon {
    font-size: clamp(3.5rem, 7vw, 4.5rem);
    margin-bottom: clamp(25px, 4vh, 35px);
    filter: drop-shadow(0 4px 12px rgba(26, 107, 63, 0.1));
}

.value-card h3 {
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    font-weight: 900;
    color: var(--primary-green);
    margin-bottom: clamp(20px, 3vh, 28px);
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.value-card p {
    font-size: clamp(1.1rem, 2.2vw, 1.4rem);
    line-height: 2;
    color: var(--text-gray);
}

/* Manifesto */
.work-manifesto {
    text-align: center;
    padding: clamp(50px, 8vh, 70px) clamp(40px, 6vw, 60px);
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    border-radius: 32px;
    max-width: 900px;
    margin: 0 auto;
    box-shadow: 0 20px 60px rgba(26, 107, 63, 0.3);
    position: relative;
    z-index: 1;
}

.manifesto-text {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 700;
    line-height: 2;
    color: var(--white);
}

.manifesto-highlight {
    display: block;
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 900;
    margin-top: clamp(20px, 4vh, 30px);
    color: var(--accent-light);
    letter-spacing: -0.02em;
}

/* ===================================
   Message Section - Split Design
   =================================== */
.message {
    padding: 0;
    background: var(--primary-green-dark);
}

.message-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: clamp(500px, 60vh, 700px);
}

.message-visual {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: clamp(60px, 10vh, 100px) clamp(40px, 6vw, 80px);
    position: relative;
    overflow: hidden;
}

.message-visual::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
}

.visual-turtle {
    font-size: clamp(8rem, 18vw, 14rem);
    margin-bottom: clamp(30px, 5vh, 50px);
    filter: drop-shadow(0 15px 40px rgba(0, 0, 0, 0.2));
    position: relative;
    z-index: 1;
}

.visual-text {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(3rem, 7vw, 5rem);
    font-weight: 900;
    color: var(--white);
    text-align: center;
    line-height: 1.2;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    position: relative;
    z-index: 1;
}

.message-content {
    background: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(60px, 10vh, 100px) clamp(50px, 8vw, 100px);
}

.message-headline {
    font-size: clamp(3.5rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--primary-green);
    line-height: 1.2;
    margin-bottom: clamp(35px, 6vh, 55px);
    letter-spacing: -0.03em;
}

.message-body {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    line-height: 2;
    color: var(--text-gray);
    font-weight: 500;
}

.message-body strong {
    display: block;
    margin-top: clamp(25px, 4vh, 40px);
    font-weight: 900;
    color: var(--primary-green);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
}

/* ===================================
   Platforms Section
   =================================== */
.platforms {
    padding: clamp(100px, 15vh, 140px) 24px;
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--white) 100%);
    position: relative;
}

.platforms-header {
    text-align: center;
    margin-bottom: clamp(70px, 10vh, 100px);
}

.platforms-title {
    font-size: clamp(3.5rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--primary-green);
    line-height: 1;
    letter-spacing: -0.03em;
    margin-bottom: clamp(20px, 3vh, 30px);
}

.platforms-subtitle {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--text-gray);
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 160px), 1fr));
    gap: clamp(20px, 3vw, 30px);
    max-width: 1000px;
    margin: 0 auto clamp(80px, 12vh, 120px);
}

.platform-card {
    background: var(--white);
    padding: clamp(30px, 5vh, 40px) clamp(20px, 3vw, 30px);
    border-radius: 24px;
    border: 3px solid var(--border);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    transform: translateY(20px);
}

.platform-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.platform-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 50px rgba(26, 107, 63, 0.12);
    border-color: var(--accent-green);
}

.platform-logo {
    width: clamp(60px, 12vw, 80px);
    height: clamp(60px, 12vw, 80px);
    margin: 0 auto clamp(15px, 2vh, 20px);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 900;
    color: var(--white);
    transition: all 0.3s ease;
}

.platform-card:hover .platform-logo {
    transform: scale(1.1);
}

/* Platform-specific colors */
.platform-logo.google {
    background: linear-gradient(135deg, #4285F4 0%, #34A853 100%);
    font-family: 'Product Sans', sans-serif;
}

.platform-logo.meta {
    background: linear-gradient(135deg, #0081FB 0%, #0064C8 100%);
    font-family: 'Helvetica Neue', sans-serif;
}

.platform-logo.line {
    background: linear-gradient(135deg, #00B900 0%, #00C300 100%);
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    font-weight: 900;
}

.platform-logo.x {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    font-family: 'Arial', sans-serif;
}

.platform-logo.amazon {
    background: linear-gradient(135deg, #FF9900 0%, #FFB84D 100%);
    font-family: 'Amazon Ember', sans-serif;
}

.platform-logo.rakuten {
    background: linear-gradient(135deg, #BF0000 0%, #E60012 100%);
    font-family: 'Rakuten Sans', sans-serif;
}

.platform-logo.microsoft {
    background: linear-gradient(135deg, #00A4EF 0%, #0078D4 100%);
    font-family: 'Segoe UI', sans-serif;
}

.platform-name {
    font-size: clamp(1rem, 2vw, 1.3rem);
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: -0.01em;
}

/* Platforms Message */
.platforms-message {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.message-emphasis {
    padding: clamp(50px, 8vh, 70px) clamp(40px, 6vw, 60px);
    background: linear-gradient(135deg, var(--primary-green-dark) 0%, var(--primary-green) 100%);
    border-radius: 32px;
    box-shadow: 0 20px 60px rgba(26, 107, 63, 0.3);
}

.emphasis-note {
    font-size: clamp(1.4rem, 3vw, 2rem);
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    margin-bottom: clamp(20px, 3vh, 30px);
}

.emphasis-note strong {
    color: var(--accent-light);
    font-weight: 900;
    text-decoration: underline;
}

.emphasis-main {
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    font-weight: 700;
    line-height: 1.5;
    color: var(--white);
}

.emphasis-highlight {
    display: inline-block;
    font-size: clamp(2.5rem, 5.5vw, 4.5rem);
    font-weight: 900;
    color: var(--accent-light);
    letter-spacing: -0.02em;
    margin-top: clamp(10px, 2vh, 15px);
}

/* ===================================
   Case Studies Section
   =================================== */
.cases {
    padding: clamp(100px, 15vh, 140px) 24px;
    background: var(--white);
    position: relative;
    overflow: hidden;
}

.cases::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at 100% 50%, rgba(26, 107, 63, 0.02) 0%, transparent 70%);
    pointer-events: none;
}

.cases-header {
    text-align: center;
    margin-bottom: clamp(70px, 10vh, 100px);
    position: relative;
    z-index: 1;
}

.cases-title {
    font-size: clamp(3.5rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--primary-green);
    line-height: 1;
    letter-spacing: -0.03em;
    margin-bottom: clamp(20px, 3vh, 30px);
}

.cases-subtitle {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--text-gray);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: clamp(25px, 4vw, 35px);
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.case-card {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%);
    padding: clamp(40px, 6vh, 55px) clamp(30px, 5vw, 45px);
    border-radius: 28px;
    border: 3px solid var(--border);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.case-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--primary-green) 0%, var(--accent-green) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.case-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(26, 107, 63, 0.15);
    border-color: var(--accent-green);
    background: var(--white);
}

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

.case-icon {
    font-size: clamp(4rem, 8vw, 5.5rem);
    margin-bottom: clamp(25px, 4vh, 35px);
    filter: drop-shadow(0 4px 12px rgba(26, 107, 63, 0.1));
}

.case-category {
    font-size: clamp(1.6rem, 3.2vw, 2.2rem);
    font-weight: 900;
    color: var(--primary-green);
    margin-bottom: clamp(20px, 3vh, 28px);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.case-examples {
    font-size: clamp(1.1rem, 2.2vw, 1.4rem);
    line-height: 2;
    color: var(--text-gray);
    font-weight: 500;
}

/* Special "More" Card */
.case-card-more {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    border-color: var(--primary-green);
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-card-more:hover {
    background: linear-gradient(135deg, var(--primary-green-dark) 0%, var(--primary-green) 100%);
    border-color: var(--accent-green);
}

.case-more-content {
    color: var(--white);
}

.case-more-text {
    font-size: clamp(3rem, 6vw, 4.5rem);
    font-weight: 900;
    display: block;
    margin-bottom: clamp(20px, 3vh, 30px);
    font-family: 'Poppins', sans-serif;
    letter-spacing: 0.05em;
}

.case-more-description {
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    line-height: 2;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
}

/* ===================================
   Company Section - Minimal Design
   =================================== */
.company {
    padding: clamp(100px, 15vh, 140px) 24px;
    background: var(--bg-light);
}

.company-header {
    text-align: center;
    margin-bottom: clamp(70px, 10vh, 100px);
}

.company-title {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(3.5rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--primary-green);
    line-height: 1;
    letter-spacing: -0.03em;
    margin-bottom: clamp(20px, 3vh, 30px);
}

.company-subtitle {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 700;
    color: var(--text-gray);
}

.company-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: clamp(50px, 8vw, 80px);
    max-width: 1100px;
    margin: 0 auto;
}

.company-main-info {
    display: flex;
    flex-direction: column;
    gap: clamp(35px, 5vh, 50px);
}

.info-item {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: clamp(25px, 4vw, 35px);
    align-items: start;
    padding-bottom: clamp(30px, 5vh, 40px);
    border-bottom: 2px solid var(--border);
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    font-size: clamp(1rem, 2vw, 1.2rem);
    font-weight: 900;
    color: var(--primary-green);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.info-value {
    font-size: clamp(1.2rem, 2.4vw, 1.6rem);
    line-height: 1.8;
    color: var(--text-dark);
    font-weight: 500;
}

.info-en {
    display: block;
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: var(--text-gray);
    margin-top: 5px;
}

.info-link {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    position: relative;
}

.info-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-green);
    transition: width 0.3s ease;
}

.info-link:hover::after {
    width: 100%;
}

.company-numbers {
    display: flex;
    flex-direction: column;
    gap: clamp(25px, 4vh, 35px);
}

.number-card {
    background: var(--white);
    padding: clamp(30px, 5vh, 40px);
    border-radius: 24px;
    border: 3px solid var(--border);
    transition: all 0.3s ease;
}

.number-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(26, 107, 63, 0.1);
    border-color: var(--accent-green);
}

.number-label {
    font-size: clamp(0.9rem, 1.8vw, 1.1rem);
    color: var(--text-gray);
    margin-bottom: clamp(12px, 2vh, 18px);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.number-value {
    font-family: 'Poppins', monospace;
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    color: var(--primary-green);
    font-weight: 900;
    word-break: break-all;
}

/* ===================================
   Contact Section - Modern Split Design
   =================================== */
.contact {
    padding: 0;
    background: var(--bg-light);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    min-height: clamp(600px, 70vh, 800px);
    max-width: 1400px;
    margin: 0 auto;
}

.contact-left {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    padding: clamp(70px, 12vh, 120px) clamp(50px, 8vw, 80px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.contact-left::before {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -30%;
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
}

.contact-title {
    font-size: clamp(3.5rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: clamp(30px, 5vh, 45px);
    letter-spacing: -0.03em;
    position: relative;
    z-index: 1;
}

.contact-lead {
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    margin-bottom: clamp(50px, 8vh, 70px);
    position: relative;
    z-index: 1;
}

.contact-turtle {
    font-size: clamp(8rem, 16vw, 12rem);
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.2));
    position: relative;
    z-index: 1;
}

.contact-right {
    background: var(--white);
    padding: clamp(70px, 12vh, 120px) clamp(50px, 8vw, 80px);
    display: flex;
    align-items: center;
}

.contact-card {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: clamp(25px, 4vh, 35px);
}

.contact-link {
    display: grid;
    grid-template-columns: 60px 1fr auto;
    align-items: center;
    gap: clamp(20px, 3vw, 30px);
    padding: clamp(25px, 4vh, 35px);
    background: var(--bg-light);
    border-radius: 20px;
    border: 3px solid var(--border);
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-link:hover {
    transform: translateX(10px);
    border-color: var(--accent-green);
    box-shadow: 0 10px 40px rgba(26, 107, 63, 0.15);
    background: var(--white);
}

.contact-link-icon {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    filter: drop-shadow(0 2px 8px rgba(26, 107, 63, 0.1));
}

.contact-link-content {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.contact-link-label {
    font-size: clamp(0.9rem, 1.8vw, 1.1rem);
    font-weight: 900;
    color: var(--text-gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-link-value {
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    font-weight: 700;
    color: var(--primary-green);
}

.contact-link-arrow {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    color: var(--primary-green);
    font-weight: 900;
    transition: transform 0.3s ease;
}

.contact-link:hover .contact-link-arrow {
    transform: translateX(8px);
}

/* ===================================
   Contact Form Section
   =================================== */
.contact-form-section {
    padding: clamp(100px, 15vh, 140px) 24px;
    background: var(--white);
    position: relative;
}

.contact-form-header {
    text-align: center;
    margin-bottom: clamp(60px, 10vh, 80px);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.contact-form-title {
    font-size: clamp(3.5rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--primary-green);
    line-height: 1;
    letter-spacing: -0.03em;
    margin-bottom: clamp(25px, 4vh, 35px);
}

.contact-form-lead {
    font-size: clamp(1.3rem, 2.8vw, 1.8rem);
    line-height: 2;
    color: var(--text-gray);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.contact-form-wrapper {
    max-width: 800px;
    margin: 0 auto clamp(50px, 8vh, 70px);
    background: var(--bg-light);
    padding: clamp(40px, 6vh, 60px) clamp(30px, 5vw, 50px);
    border-radius: 28px;
    border: 3px solid var(--border);
    box-shadow: 0 10px 40px rgba(26, 107, 63, 0.08);
}

.contact-form-note {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    padding: clamp(30px, 5vh, 40px);
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%);
    border-radius: 20px;
    border: 2px solid var(--border);
}

.contact-form-note p {
    font-size: clamp(1.1rem, 2.3vw, 1.4rem);
    line-height: 2;
    color: var(--text-gray);
    margin: 0;
}

.contact-form-note strong {
    display: block;
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    color: var(--primary-green);
    margin-bottom: clamp(10px, 2vh, 15px);
}

.contact-phone {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 900;
    font-size: clamp(1.5rem, 3vw, 2rem);
    transition: all 0.3s ease;
    display: inline-block;
}

.contact-phone:hover {
    color: var(--primary-green-dark);
    transform: scale(1.05);
}

.contact-hours {
    display: inline-block;
    margin-left: clamp(10px, 2vw, 15px);
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: var(--text-light);
    font-weight: 500;
}

/* Patto Forms Styling Enhancement */
#patto-form-30235f1a30f8fb98adfa95d0af1dc965 {
    width: 100%;
}

@media (max-width: 768px) {
    .contact-form-wrapper {
        padding: clamp(30px, 5vh, 40px) clamp(20px, 4vw, 30px);
    }
    
    .contact-hours {
        display: block;
        margin-left: 0;
        margin-top: 5px;
    }
}

/* ===================================
   Footer
   =================================== */
.footer {
    padding: clamp(70px, 12vh, 100px) 24px clamp(40px, 6vh, 60px);
    background: var(--primary-green-dark);
    color: var(--white);
}

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

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: clamp(60px, 10vw, 100px);
    margin-bottom: clamp(60px, 10vh, 80px);
    align-items: start;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: clamp(15px, 2vh, 20px);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: clamp(12px, 2vw, 18px);
}

.footer-turtle {
    font-size: clamp(3rem, 6vw, 4.5rem);
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

.footer-name {
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    font-weight: 900;
    color: var(--white);
    line-height: 1;
    letter-spacing: -0.02em;
}

.footer-tagline {
    font-size: clamp(1.1rem, 2.2vw, 1.5rem);
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    line-height: 1.6;
}

.footer-company {
    font-size: clamp(1.3rem, 2.6vw, 1.8rem);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 700;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: clamp(15px, 2vh, 20px);
}

.footer-link {
    font-size: clamp(1.1rem, 2.2vw, 1.4rem);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 20px;
}

.footer-link::before {
    content: '→';
    position: absolute;
    left: 0;
    opacity: 0;
    transform: translateX(-5px);
    transition: all 0.3s ease;
}

.footer-link:hover {
    color: var(--accent-light);
    padding-left: 25px;
}

.footer-link:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.footer-link-special {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(124, 219, 159, 0.1) 100%);
    padding: clamp(10px, 1.5vh, 12px) clamp(18px, 3vw, 22px);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.footer-link-special:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(124, 219, 159, 0.15) 100%);
    border-color: var(--accent-light);
}

.footer-bottom {
    padding-top: clamp(40px, 6vh, 60px);
    border-top: 2px solid rgba(255, 255, 255, 0.15);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: clamp(20px, 3vh, 30px);
}

.footer-copyright {
    font-size: clamp(0.95rem, 1.9vw, 1.2rem);
    color: rgba(255, 255, 255, 0.6);
    font-weight: 500;
}

.footer-motto {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1.1rem, 2.2vw, 1.5rem);
    font-weight: 900;
    color: var(--accent-light);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 968px) {
    .difference-item {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
        gap: 20px;
    }
    
    .diff-arrow {
        text-align: center;
        transform: rotate(90deg);
    }

    .process-flow {
        flex-direction: column;
        align-items: stretch;
    }

    .process-step {
        max-width: 100%;
    }

    .process-arrow {
        transform: rotate(90deg);
        text-align: center;
    }

    /* Message Section Mobile */
    .message-grid {
        grid-template-columns: 1fr;
    }

    .message-visual {
        min-height: 400px;
    }

    /* Company Section Mobile */
    .company-layout {
        grid-template-columns: 1fr;
        gap: clamp(40px, 6vw, 60px);
    }

    .info-item {
        grid-template-columns: 100px 1fr;
    }

    /* Contact Section Mobile */
    .contact-container {
        grid-template-columns: 1fr;
    }

    .contact-left {
        min-height: 400px;
    }

    .contact-link {
        grid-template-columns: 50px 1fr auto;
    }

    /* Footer Mobile */
    .footer-main {
        grid-template-columns: 1fr;
        gap: clamp(40px, 8vw, 60px);
    }
}

@media (max-width: 968px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        gap: 0;
        background: linear-gradient(135deg, var(--primary-green-dark) 0%, var(--primary-green) 100%);
        padding: 120px 40px 40px;
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -10px 0 50px rgba(0, 0, 0, 0.3);
        justify-content: flex-start;
        align-items: stretch;
        z-index: 999;
    }

    .nav.active {
        transform: translateX(0);
    }

    .nav-link {
        padding: 24px 0;
        width: 100%;
        text-align: left;
        font-size: clamp(1.4rem, 3vw, 1.8rem);
        border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        color: var(--white);
        font-weight: 900;
        letter-spacing: 0.02em;
    }

    .nav-link::before {
        display: none;
    }

    .nav-link:hover {
        color: var(--accent-light);
        transform: translateX(10px);
    }

    .nav-link-special {
        background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(124, 219, 159, 0.1) 100%);
        padding: 20px 16px;
        border-radius: 12px;
        margin: 8px 0;
        border: 1px solid rgba(255, 255, 255, 0.2);
    }

    .nav-link-special:hover {
        background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(124, 219, 159, 0.15) 100%);
        transform: translateX(5px);
    }

    .nav-cta {
        margin-top: 30px;
        text-align: center;
        background: var(--white);
        color: var(--primary-green) !important;
        font-size: clamp(1.2rem, 2.5vw, 1.5rem);
        padding: 18px 32px;
        border: none;
    }

    .nav-cta:hover {
        background: var(--accent-light);
        color: var(--primary-green-dark) !important;
    }

    .hero-cta-group {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }

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

    .footer-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 15px;
    }

    .container {
        padding: 0 20px;
    }

    .header-container {
        padding: 16px 20px;
    }

    .logo {
        font-size: 1.1rem;
    }

    .turtle-icon {
        font-size: 1.8rem;
    }

    .mobile-menu-toggle {
        width: 44px;
        height: 44px;
    }

    .hamburger-line {
        width: 20px;
    }

    .kotler-principles {
        gap: 24px;
    }

    .principle-card {
        padding: 35px 30px;
    }

    .contact-button {
        flex-direction: column;
        text-align: center;
        gap: 15px;
        padding: 30px 25px;
    }

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

    .nav {
        padding: 100px 30px 30px;
    }

    .nav-link {
        font-size: 1.3rem;
        padding: 20px 0;
    }

    .nav-cta {
        padding: 16px 28px;
        font-size: 1.15rem;
    }
}

/* ===================================
   Print Styles
   =================================== */
@media print {
    .header,
    .mobile-menu-toggle,
    .hero-cta-group {
        display: none;
    }

    body {
        color: #000;
        background: #fff;
    }

    .hero {
        min-height: auto;
        padding: 40px 20px;
    }
}