/* ========================================
   VOGUE-Style Leadership Academy Landing Page
   NY Fashion Magazine Inspired Design
======================================== */

/* ========================================
   CSS Variables & Reset
======================================== */
:root {
    /* Colors - Monochrome + Gold Accent */
    --color-white: #FFFFFF;
    --color-black: #1A1A1A;
    --color-gold: #D4AF37;
    --color-bronze: #8B7355;
    --color-light-gray: #F5F5F5;
    --color-medium-gray: #E8E8E8;
    --color-dark-gray: #666666;
    
    /* Typography */
    --font-serif: 'Playfair Display', 'Noto Serif JP', serif;
    --font-sans: 'Montserrat', 'Noto Sans JP', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 8rem;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-sans);
    font-weight: 400;
    line-height: 1.8;
    color: var(--color-black);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ========================================
   Typography
======================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-family: var(--font-sans);
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: 300;
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-lg);
}

.section-number {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 300;
    letter-spacing: 0.3em;
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
}

/* ========================================
   Layout Containers
======================================== */
.container-wide {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-full {
    width: 100%;
    padding: 0 var(--spacing-md);
}

.section-header {
    margin-bottom: var(--spacing-xl);
}

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

.section-header.light .section-title,
.section-header.light .section-subtitle,
.section-header.light .section-number {
    color: var(--color-white);
}

.section-number.light {
    color: var(--color-gold);
}

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

.section-subtitle.light {
    color: rgba(255, 255, 255, 0.8);
}

/* ========================================
   Navigation
======================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-medium-gray);
    transition: var(--transition-smooth);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-black);
}

.logo-subtitle {
    font-family: var(--font-sans);
    font-size: 0.65rem;
    font-weight: 300;
    letter-spacing: 0.2em;
    color: var(--color-dark-gray);
    text-transform: uppercase;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-menu a {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-black);
    position: relative;
}

.nav-menu a:hover {
    color: var(--color-gold);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-gold);
    transition: var(--transition-smooth);
}

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

.nav-cta {
    padding: 0.75rem 1.5rem;
    background-color: var(--color-black);
    color: var(--color-white) !important;
    border-radius: 0;
    transition: var(--transition-smooth);
}

.nav-cta:hover {
    background-color: var(--color-gold);
    color: var(--color-black) !important;
}

.nav-cta::after {
    display: none;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 24px;
}

.nav-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--color-black);
    transition: var(--transition-fast);
}

/* ========================================
   Hero Section
======================================== */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.7) 0%, rgba(26, 26, 26, 0.4) 100%);
}

.hero-content {
    position: relative;
    text-align: center;
    color: var(--color-white);
    padding: var(--spacing-md);
    max-width: 1200px;
}

.hero-tagline {
    font-family: var(--font-sans);
    font-size: clamp(0.75rem, 1.5vw, 1rem);
    font-weight: 300;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-title {
    font-size: clamp(3rem, 10vw, 8rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-md);
}

.title-line {
    display: block;
    animation: fadeInUp 1s ease 0.4s both;
}

.title-line:nth-child(2) {
    animation-delay: 0.6s;
}

.hero-subtitle {
    font-family: var(--font-sans);
    font-size: clamp(1rem, 2vw, 1.5rem);
    font-weight: 300;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 1s ease 0.8s both;
}

.hero-scroll {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    animation: fadeInUp 1s ease 1s both;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background-color: var(--color-white);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollLine {
    0%, 100% {
        height: 40px;
        opacity: 1;
    }
    50% {
        height: 20px;
        opacity: 0.5;
    }
}

/* ========================================
   Concept Section
======================================== */
.concept {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-white);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.philosophy-item {
    text-align: center;
    padding: var(--spacing-lg);
}

.philosophy-label {
    font-family: var(--font-serif);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--spacing-md);
}

.philosophy-text {
    font-size: 1.125rem;
    line-height: 1.9;
    color: var(--color-black);
}

.essence-section {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.essence-title {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 600;
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
}

.essence-boxes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.essence-box {
    padding: var(--spacing-lg);
    border: 1px solid var(--color-medium-gray);
    transition: var(--transition-smooth);
}

.essence-box:hover {
    border-color: var(--color-gold);
    transform: translateY(-5px);
}

.essence-icon {
    font-size: 2.5rem;
    color: var(--color-gold);
    margin-bottom: var(--spacing-md);
}

.essence-box h4 {
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

.essence-box p {
    font-size: 0.875rem;
    color: var(--color-dark-gray);
}

/* ========================================
   Before/After Section
======================================== */
.before-after {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-black);
    color: var(--color-white);
}

.transformation-cards {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.transform-card {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-md);
    align-items: center;
    padding: var(--spacing-lg);
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-smooth);
}

.transform-card:hover {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: var(--color-gold);
}

.transform-side {
    padding: var(--spacing-md);
}

.transform-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
}

.before .transform-label {
    color: var(--color-dark-gray);
}

.after .transform-label {
    color: var(--color-gold);
}

.transform-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.transform-content ul {
    list-style: none;
}

.transform-content li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.transform-content li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--color-gold);
}

.transform-arrow {
    font-size: 2rem;
    color: var(--color-gold);
}

/* ========================================
   One Year Later Section
======================================== */
.one-year {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-light-gray);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.achievement-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    text-align: center;
    border: 1px solid var(--color-medium-gray);
    transition: var(--transition-smooth);
}

.achievement-card:hover {
    border-color: var(--color-gold);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.achievement-icon {
    font-size: 2.5rem;
    color: var(--color-gold);
    margin-bottom: var(--spacing-md);
}

.achievement-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.6;
}

/* ========================================
   Values Section
======================================== */
.values {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-white);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.value-card {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--color-medium-gray);
    transition: var(--transition-smooth);
}

.value-card:hover {
    border-color: var(--color-gold);
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

.value-number {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    font-family: var(--font-serif);
    font-size: 4rem;
    font-weight: 700;
    color: rgba(212, 175, 55, 0.2);
    line-height: 1;
    z-index: 1;
}

.value-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.value-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.value-card:hover .value-image img {
    transform: scale(1.1);
}

.value-content {
    padding: var(--spacing-lg);
}

.value-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    line-height: 1.4;
}

.value-content p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-dark-gray);
}

/* ========================================
   Gender Diversity Section
======================================== */
.gender-diversity {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-white);
}

.diversity-intro {
    max-width: 1000px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
}

.impact-statement {
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.05) 0%, rgba(26, 26, 26, 0.02) 100%);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    border-left: 4px solid var(--color-gold);
    text-align: center;
}

.impact-headline {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
    color: var(--color-black);
}

.impact-text {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    line-height: 1.9;
    color: var(--color-dark-gray);
    font-weight: 300;
}

.sp-only {
    display: none;
}

.diversity-statement {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    line-height: 2;
    color: var(--color-black);
    text-align: left;
    max-width: 900px;
    margin: 0 auto;
}

.diversity-statement strong {
    color: var(--color-gold);
    font-weight: 600;
}

.gender-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto var(--spacing-xxl);
}

.gender-card {
    padding: var(--spacing-xl);
    border: 2px solid;
    transition: var(--transition-smooth);
}

.gender-card.female {
    border-color: #E91E63;
    background: linear-gradient(135deg, rgba(233, 30, 99, 0.05) 0%, rgba(233, 30, 99, 0.02) 100%);
}

.gender-card.male {
    border-color: #2196F3;
    background: linear-gradient(135deg, rgba(33, 150, 243, 0.05) 0%, rgba(33, 150, 243, 0.02) 100%);
}

.gender-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.gender-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.gender-card.female .gender-icon {
    color: #E91E63;
}

.gender-card.male .gender-icon {
    color: #2196F3;
}

.gender-card h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    text-align: center;
}

.gender-headline {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
    text-align: center;
}

.gender-list {
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.gender-list li {
    padding-left: var(--spacing-lg);
    position: relative;
    font-size: 1rem;
    line-height: 1.8;
    text-align: left;
}

.gender-list li::before {
    content: '●';
    position: absolute;
    left: 0.5rem;
    top: 0.5em;
    font-size: 0.75rem;
}

.gender-card.female .gender-list li::before {
    color: #E91E63;
}

.gender-card.male .gender-list li::before {
    color: #2196F3;
}

.principles-section {
    margin: var(--spacing-xxl) 0;
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--color-medium-gray);
    border-bottom: 1px solid var(--color-medium-gray);
}

.principles-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    font-weight: 600;
    line-height: 1.5;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.principle-card {
    padding: var(--spacing-lg);
    background-color: var(--color-light-gray);
    border-left: 4px solid;
}

.principle-card.male-principle {
    border-color: #2196F3;
}

.principle-card.female-principle {
    border-color: #E91E63;
}

.principle-card h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.principle-card.male-principle h4 i {
    color: #2196F3;
}

.principle-card.female-principle h4 i {
    color: #E91E63;
}

.principle-card ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.principle-card li {
    padding-left: 0;
    position: relative;
    font-size: 1rem;
    line-height: 1.8;
    text-align: left;
}

.principle-card li::before {
    display: none;
}

.principle-card li strong {
    display: block;
    color: var(--color-black);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.role-circulation {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.circulation-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    line-height: 1.5;
    text-align: center;
}

.circulation-intro {
    font-size: 1.125rem;
    line-height: 2;
    margin-bottom: var(--spacing-xl);
    color: var(--color-dark-gray);
    text-align: left;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.roles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.role-item {
    padding: var(--spacing-lg);
    border: 1px solid var(--color-medium-gray);
    transition: var(--transition-smooth);
}

.role-item:hover {
    border-color: var(--color-gold);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.role-icon {
    font-size: 2.5rem;
    color: var(--color-gold);
    margin-bottom: var(--spacing-md);
}

.role-item h5 {
    font-size: 1.125rem;
    font-weight: 600;
    text-align: center;
}

.circulation-note {
    font-size: 1.125rem;
    line-height: 2;
    margin-top: var(--spacing-xl);
    text-align: left;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.circulation-note strong {
    color: var(--color-gold);
    font-weight: 600;
}

/* ========================================
   Program Section
======================================== */
.program {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-light-gray);
}

.program-timeline {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.timeline-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.timeline-icon {
    width: 80px;
    height: 80px;
    background-color: var(--color-white);
    border: 2px solid var(--color-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--color-gold);
    flex-shrink: 0;
}

.timeline-content {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-left: 3px solid var(--color-gold);
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.timeline-content p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-dark-gray);
}

/* ========================================
   Target Section
======================================== */
.target {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-white);
}

.target-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
}

.target-column {
    padding: var(--spacing-xl);
    border: 2px solid;
}

.target-column.suitable {
    border-color: var(--color-gold);
    background-color: rgba(212, 175, 55, 0.05);
}

.target-column.unsuitable {
    border-color: var(--color-dark-gray);
    background-color: var(--color-light-gray);
}

.target-column h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.target-column h3 i {
    font-size: 1.75rem;
}

.suitable h3 i {
    color: var(--color-gold);
}

.unsuitable h3 i {
    color: var(--color-dark-gray);
}

.target-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.target-column li {
    padding-left: var(--spacing-md);
    position: relative;
    font-size: 1rem;
    line-height: 1.6;
}

.target-column li::before {
    content: '•';
    position: absolute;
    left: 0;
    font-size: 1.5rem;
    line-height: 1;
}

.suitable li::before {
    color: var(--color-gold);
}

.unsuitable li::before {
    color: var(--color-dark-gray);
}

/* ========================================
   Contact Section
======================================== */
.contact {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-black);
    color: var(--color-white);
}

/* Application Flow */
.application-flow {
    max-width: 800px;
    margin: 0 auto var(--spacing-xxl);
    text-align: center;
}

.flow-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-gold);
}

.flow-subtitle {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    color: rgba(255, 255, 255, 0.8);
}

.flow-steps {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.flow-step {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-smooth);
    text-align: left;
}

.flow-step:hover {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: var(--color-gold);
    transform: translateX(10px);
}

.step-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-bronze) 100%);
    color: var(--color-black);
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-serif);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.step-content h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-white);
}

.step-content p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
}

.flow-arrow {
    text-align: center;
    color: var(--color-gold);
    font-size: 1.5rem;
    padding: 0.5rem 0;
}

.line-contact {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.line-message {
    margin-bottom: var(--spacing-xl);
}

.line-message h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

.line-message p {
    font-size: 1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
}

.line-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.line-feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.line-feature-item i {
    font-size: 2rem;
    color: var(--color-gold);
}

.line-feature-item span {
    font-size: 0.875rem;
    font-weight: 500;
}

.btn-line {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: 1.5rem 3rem;
    font-size: 1.125rem;
    font-weight: 600;
    background-color: #06C755;
    color: var(--color-white);
    text-decoration: none;
    transition: var(--transition-smooth);
    margin-bottom: var(--spacing-lg);
    border-radius: 50px;
}

.btn-line:hover {
    background-color: #05B04D;
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(6, 199, 85, 0.4);
}

.btn-line i {
    font-size: 2rem;
}

.line-note {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
    margin-top: var(--spacing-lg);
}

/* ========================================
   Footer
======================================== */
.footer {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-black);
    color: var(--color-white);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-logo {
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-gold);
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--color-dark-gray);
}

/* ========================================
   Animation on Scroll (AOS)
======================================== */
[data-aos] {
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(50px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-50px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-left"] {
    transform: translateX(50px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}

/* ========================================
   Responsive Design
======================================== */

/* Tablets */
@media (max-width: 1024px) {
    :root {
        --spacing-xl: 4rem;
        --spacing-xxl: 5rem;
    }
    
    .values-grid,
    .target-grid,
    .gender-grid,
    .principles-grid {
        grid-template-columns: 1fr;
    }
    
    .transform-card {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .transform-arrow {
        text-align: center;
        transform: rotate(90deg);
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3rem;
        --spacing-xxl: 4rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-md);
        transform: translateX(-100%);
        transition: var(--transition-smooth);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero {
        height: 80vh;
    }
    
    .philosophy-grid,
    .essence-boxes,
    .achievements-grid,
    .roles-grid {
        grid-template-columns: 1fr;
    }
    
    .sp-only {
        display: inline;
    }
    
    .impact-statement {
        padding: var(--spacing-md);
    }
    
    .timeline-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .timeline-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
        margin: 0 auto;
    }
    
    .target-grid {
        grid-template-columns: 1fr;
    }
    
    .line-features {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .btn-line {
        padding: 1.25rem 2rem;
        font-size: 1rem;
    }
    
    .flow-step {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .step-content {
        text-align: center;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .value-number {
        font-size: 2.5rem;
    }
}