/* ====================================
   Tomorrow Proof - Manufacturing LP v2
   High-end Architect Style
   ==================================== */

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

:root {
    /* Colors - Premium Palette */
    --color-primary: #1A1A1A;
    --color-secondary: #2D2D2D;
    --color-bg: #FAFAFA;
    --color-bg-alt: #FFFFFF;
    --color-text: #1A1A1A;
    --color-text-light: #666666;
    --color-border: #D0D0D0;
    --color-accent: #C9A961; /* Gold */
    --color-accent-dark: #B8985A;
    
    /* Typography - Architect Style */
    --font-heading: 'Noto Serif JP', '游明朝', 'Yu Mincho', serif;
    --font-body: 'Noto Sans JP', 'Yu Gothic', sans-serif;
    --font-en: 'Inter', 'Helvetica Neue', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-2xl: 8rem;
    --spacing-3xl: 12rem;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 2rem;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.8;
    font-size: 16px;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Typography Hierarchy */
h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: 0.05em;
    color: var(--color-primary);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
    font-family: var(--font-body);
    line-height: 1.8;
}

strong {
    font-weight: 700;
    color: var(--color-primary);
}

/* ====================================
   Header
   ==================================== */
.lp-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    padding: 1.5rem 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.lp-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-brand {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.brand-logo {
    font-family: var(--font-en);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.brand-subtitle {
    font-family: var(--font-en);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--color-text-light);
    text-transform: uppercase;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-family: var(--font-en);
    font-size: 0.9rem;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: color 0.3s ease;
}

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

.diagnosis-link {
    background-color: var(--color-primary);
    color: var(--color-bg);
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.diagnosis-link:hover {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 32px;
    height: 32px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 10;
}

.hamburger-line {
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* ====================================
   Hero: Declaration
   ==================================== */
.hero-declaration {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    background: linear-gradient(135deg, #F5F5F5 0%, #FAFAFA 100%);
    margin-top: 80px;
    overflow: hidden;
}

.hero-structure-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.08;
    z-index: 0;
    background-image: 
        repeating-linear-gradient(
            0deg,
            var(--color-primary) 0px,
            var(--color-primary) 1px,
            transparent 1px,
            transparent 40px
        ),
        repeating-linear-gradient(
            90deg,
            var(--color-primary) 0px,
            var(--color-primary) 1px,
            transparent 1px,
            transparent 40px
        );
    background-size: 40px 40px;
}

.hero-declaration .container {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
}

.hero-label {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-light);
    background-color: rgba(26, 26, 26, 0.05);
    padding: 0.5rem 1.5rem;
    border-radius: 4px;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.hero-statement {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.02em;
}

.hero-manifesto {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 2;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.hero-identity {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    font-family: var(--font-en);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.1em;
}

.identity-separator {
    color: var(--color-accent);
    font-size: 1.5rem;
}

/* ====================================
   Pain Insight Section
   ==================================== */
.pain-insight {
    background-color: var(--color-bg-alt);
    padding: var(--spacing-3xl) 0;
}

.pain-question {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    line-height: 1.5;
}

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

.pain-item {
    background-color: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
}

.pain-item:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 16px rgba(26, 26, 26, 0.1);
    transform: translateY(-4px);
}

.pain-icon {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    font-weight: bold;
}

.pain-item h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.pain-item p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.pain-solution {
    text-align: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(201, 169, 97, 0.05) 0%, rgba(201, 169, 97, 0.1) 100%);
    border-radius: 8px;
    border: 2px solid var(--color-accent);
}

.solution-statement {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    line-height: 1.8;
}

.solution-statement strong {
    color: var(--color-accent);
    font-weight: 700;
}

/* ====================================
   Method: Architecture
   ==================================== */
.method-architecture {
    background-color: var(--color-bg);
    padding: var(--spacing-3xl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.section-intro {
    text-align: center;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    font-size: 1.05rem;
}

.architecture-diagram {
    max-width: 800px;
    margin: var(--spacing-xl) auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.arch-layer {
    width: 100%;
    background-color: var(--color-bg-alt);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-lg);
    position: relative;
}

/* 3 Layer Architecture Styles */
.arch-thinking {
    border-color: #8B7355;
    background: linear-gradient(135deg, rgba(139, 115, 85, 0.05) 0%, rgba(255, 255, 255, 1) 100%);
}

.arch-minds {
    border-color: var(--color-accent);
    background: linear-gradient(135deg, rgba(201, 169, 97, 0.05) 0%, rgba(255, 255, 255, 1) 100%);
}

.arch-architecture {
    border-color: #5A6B7D;
    background: linear-gradient(135deg, rgba(90, 107, 125, 0.05) 0%, rgba(255, 255, 255, 1) 100%);
}

.arch-ai {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.03) 0%, rgba(255, 255, 255, 1) 100%);
}

.arch-label {
    position: absolute;
    top: -12px;
    left: var(--spacing-md);
    background-color: var(--color-bg);
    padding: 0.25rem 1rem;
    font-family: var(--font-en);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--color-accent);
}

.arch-thinking .arch-label {
    color: #8B7355;
}

.arch-minds .arch-label {
    color: var(--color-accent);
}

.arch-architecture .arch-label {
    color: #5A6B7D;
}

.arch-ai .arch-label {
    color: var(--color-primary);
}

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

.arch-desc {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    font-weight: 400;
}

.arch-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
}

.arch-list li {
    padding: 0.75rem 1rem;
    background-color: rgba(26, 26, 26, 0.03);
    border-radius: 4px;
    font-size: 0.95rem;
    border-left: 3px solid var(--color-accent);
}

.arch-thinking .arch-list li {
    border-left-color: #8B7355;
}

.arch-minds .arch-list li {
    border-left-color: var(--color-accent);
}

.arch-architecture .arch-list li {
    border-left-color: #5A6B7D;
}

.arch-ai .arch-list li {
    border-left-color: var(--color-primary);
}

.arch-connector {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 60px;
    color: var(--color-text-light);
}

.method-message {
    text-align: center;
    max-width: 700px;
    margin: var(--spacing-xl) auto 0;
    font-size: 1.1rem;
    line-height: 2;
    color: var(--color-text);
}

/* ====================================
   Services: Platform Agnostic
   ==================================== */
.services-agnostic {
    background-color: var(--color-bg-alt);
    padding: var(--spacing-3xl) 0;
}

.service-grid {
    display: grid;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.service-card {
    background-color: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    position: relative;
}

.service-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 8px 24px rgba(201, 169, 97, 0.15);
    transform: translateY(-4px);
}

.service-number {
    position: absolute;
    top: -16px;
    left: var(--spacing-md);
    background-color: var(--color-primary);
    color: var(--color-bg);
    font-family: var(--font-en);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.service-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.service-subtitle {
    display: block;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-text-light);
    margin-top: 0.5rem;
    letter-spacing: 0.02em;
}

.service-philosophy {
    color: var(--color-text-light);
    margin: var(--spacing-md) 0;
    line-height: 1.9;
}

.service-tools {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: var(--spacing-md);
}

.tool-badge {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    background-color: rgba(26, 26, 26, 0.05);
    color: var(--color-text);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
}

.tool-badge:hover {
    background-color: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

/* ====================================
   Works Evidence
   ==================================== */
.works-evidence {
    background-color: var(--color-bg);
    padding: var(--spacing-3xl) 0;
}

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

.work-item {
    background-color: var(--color-bg-alt);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
}

.work-item:hover {
    border-color: var(--color-primary);
    box-shadow: 0 8px 24px rgba(26, 26, 26, 0.1);
    transform: translateY(-4px);
}

.work-label {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
    background-color: rgba(201, 169, 97, 0.1);
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.work-title {
    font-size: 1.35rem;
    margin-bottom: var(--spacing-sm);
}

.work-description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.work-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.metric-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.metric-value {
    font-family: var(--font-en);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: -0.02em;
}

.metric-label {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

/* Works Blur Effect */
.works-blurred {
    position: relative;
}

.work-item-locked {
    filter: blur(4px);
    opacity: 0.7;
    pointer-events: none;
    position: relative;
}

.work-locked-badge {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--color-primary);
    color: var(--color-bg);
    padding: 1rem 2rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    z-index: 10;
    filter: none;
    opacity: 1;
    pointer-events: auto;
    box-shadow: 0 4px 16px rgba(26, 26, 26, 0.2);
    border: 2px solid var(--color-accent);
}

/* ====================================
   Profile: Architect
   ==================================== */
.profile-architect {
    background-color: var(--color-bg-alt);
    padding: var(--spacing-3xl) 0;
}

.profile-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.profile-name {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xs);
}

.profile-role {
    font-family: var(--font-en);
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.profile-bio {
    color: var(--color-text);
    line-height: 2;
    font-size: 1rem;
}

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

.credential-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: var(--spacing-md);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

.credential-label {
    font-family: var(--font-en);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-light);
    font-weight: 600;
}

.credential-value {
    font-family: var(--font-en);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
}

/* ====================================
   CTA: Diagnosis
   ==================================== */
.cta-diagnosis {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-bg);
    padding: var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
}

.cta-diagnosis::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(
            0deg,
            rgba(255, 255, 255, 0.02) 0px,
            rgba(255, 255, 255, 0.02) 1px,
            transparent 1px,
            transparent 40px
        ),
        repeating-linear-gradient(
            90deg,
            rgba(255, 255, 255, 0.02) 0px,
            rgba(255, 255, 255, 0.02) 1px,
            transparent 1px,
            transparent 40px
        );
    background-size: 40px 40px;
    opacity: 0.5;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--color-bg);
    margin-bottom: var(--spacing-xs);
}

.cta-subtitle {
    font-size: 1.25rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    font-weight: 400;
}

.cta-message {
    font-size: 1.1rem;
    line-height: 2;
    color: rgba(250, 250, 250, 0.9);
    margin-bottom: var(--spacing-lg);
}

.cta-notice {
    font-size: 1.15rem;
    line-height: 2.2;
    font-weight: 400;
}

.cta-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-bg);
    font-size: 0.95rem;
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background-color: var(--color-accent);
    color: var(--color-primary);
    border-radius: 50%;
    font-size: 0.8rem;
    font-weight: 700;
}

.cta-button-primary {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: var(--color-primary);
    padding: 1.25rem 3rem;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(201, 169, 97, 0.3);
    position: relative;
    overflow: hidden;
}

.cta-button-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    transition: left 0.5s ease;
}

.cta-button-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(201, 169, 97, 0.4);
}

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

/* Image Button Style */
.cta-button-image {
    display: inline-block;
    margin-top: var(--spacing-md);
    transition: all 0.3s ease;
    cursor: pointer;
}

.cta-button-image:hover {
    transform: translateY(-4px);
    filter: brightness(1.05);
}

.cta-image {
    max-width: 400px;
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(201, 169, 97, 0.3);
    transition: all 0.3s ease;
}

.cta-button-image:hover .cta-image {
    box-shadow: 0 8px 32px rgba(201, 169, 97, 0.5);
}

.cta-note {
    font-size: 0.85rem;
    color: rgba(250, 250, 250, 0.7);
    margin-top: var(--spacing-md);
    line-height: 1.8;
}

/* ====================================
   Footer
   ==================================== */
.lp-footer {
    background-color: var(--color-primary);
    color: var(--color-bg);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(250, 250, 250, 0.1);
}

.footer-logo {
    font-family: var(--font-en);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-bg);
    margin-bottom: var(--spacing-xs);
}

.footer-tagline {
    font-family: var(--font-en);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    text-transform: uppercase;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-link {
    font-family: var(--font-en);
    font-size: 0.9rem;
    color: rgba(250, 250, 250, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

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

.footer-copyright {
    font-family: var(--font-en);
    font-size: 0.8rem;
    color: rgba(250, 250, 250, 0.5);
    letter-spacing: 0.05em;
}

/* ====================================
   Responsive Design
   ==================================== */
@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
        --spacing-3xl: 6rem;
        --spacing-2xl: 4rem;
        --spacing-xl: 3rem;
        --spacing-lg: 2rem;
    }
    
    .lp-header {
        padding: 1rem 0;
    }
    
    .lp-header .container {
        position: relative;
    }
    
    .header-brand {
        flex-direction: column;
        gap: 0.125rem;
        align-items: flex-start;
    }
    
    .brand-logo {
        font-size: 1rem;
    }
    
    .brand-subtitle {
        font-size: 0.625rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
        position: absolute;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
    }
    
    .header-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background-color: var(--color-bg-alt);
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: 6rem 2rem 2rem;
        box-shadow: -4px 0 16px rgba(0, 0, 0, 0.1);
        transition: right 0.3s ease;
        z-index: 999;
    }
    
    .header-nav.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 1rem;
        padding: 1rem 0;
        width: 100%;
        border-bottom: 1px solid var(--color-border);
        min-height: auto;
        display: block;
    }
    
    .diagnosis-link {
        margin-top: 1rem;
        padding: 1rem 1.5rem;
        font-size: 1rem;
        min-height: auto;
        width: 100%;
        text-align: center;
        display: block;
    }
    
    .hero-declaration {
        min-height: 70vh;
        padding: var(--spacing-2xl) 0 var(--spacing-xl);
    }
    
    .hero-statement {
        font-size: 2.25rem;
        line-height: 1.4;
        letter-spacing: 0.02em;
    }
    
    .hero-manifesto {
        font-size: 1.125rem;
        line-height: 2;
    }
    
    .hero-manifesto br {
        display: none;
    }
    
    .pain-diagnosis {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .pain-question {
        font-size: 1.75rem;
        line-height: 1.5;
        margin-bottom: var(--spacing-lg);
    }
    
    .pain-item {
        padding: var(--spacing-md);
    }
    
    .pain-item h3 {
        font-size: 1.125rem;
        line-height: 1.6;
    }
    
    .pain-item p {
        font-size: 1rem;
        line-height: 1.8;
    }
    
    .section-title {
        font-size: 1.875rem;
        line-height: 1.4;
    }
    
    .section-intro {
        font-size: 1rem;
        line-height: 2;
    }
    
    .architecture-diagram {
        padding: 0;
    }
    
    .arch-layer {
        padding: var(--spacing-md);
    }
    
    .arch-content h3 {
        font-size: 1.25rem;
    }
    
    .arch-desc {
        font-size: 0.9375rem;
    }
    
    .arch-list {
        grid-template-columns: 1fr;
    }
    
    .arch-list li {
        font-size: 0.9375rem;
        padding: 0.75rem;
    }
    
    .works-grid {
        grid-template-columns: 1fr;
    }
    
    .work-locked-badge {
        font-size: 0.75rem;
        padding: 0.75rem 1.5rem;
        white-space: normal;
        text-align: center;
        max-width: 90%;
    }
    
    .profile-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .profile-name {
        font-size: 2rem;
    }
    
    .profile-role {
        font-size: 0.875rem;
    }
    
    .profile-bio {
        font-size: 1rem;
        line-height: 2.2;
    }
    
    .credential-item {
        padding: var(--spacing-sm);
    }
    
    .credential-label {
        font-size: 0.75rem;
    }
    
    .credential-value {
        font-size: 1rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .hero-identity {
        font-size: 1rem;
    }
    
    .service-grid {
        gap: var(--spacing-lg);
    }
    
    .service-card {
        padding: var(--spacing-md);
    }
    
    .service-title {
        font-size: 1.375rem;
        line-height: 1.5;
    }
    
    .service-subtitle {
        font-size: 0.875rem;
        margin-top: 0.375rem;
    }
    
    .service-philosophy {
        font-size: 1rem;
        line-height: 2;
    }
    
    .tool-badge {
        font-size: 0.8125rem;
        padding: 0.5rem 1rem;
    }
    
    .works-grid {
        gap: var(--spacing-lg);
    }
    
    .work-item {
        padding: var(--spacing-md);
    }
    
    .work-title {
        font-size: 1.125rem;
        line-height: 1.5;
    }
    
    .work-description {
        font-size: 1rem;
        line-height: 2;
    }
    
    .work-metrics {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .metric-value {
        font-size: 1.5rem;
    }
    
    .cta-button-primary {
        padding: 1rem 2rem;
        font-size: 0.95rem;
    }
    
    .cta-image {
        max-width: 100%;
        border-radius: 6px;
        min-height: 56px;
    }
    
    .cta-button-image {
        display: block;
        width: 100%;
    }
    
    .cta-notice {
        font-size: 1.0625rem;
        line-height: 2.2;
    }
    
    .cta-title {
        font-size: 1.75rem;
    }
    
    .cta-message {
        font-size: 1rem;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

/* Scroll Reveal Classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}