/*
Theme Name: Panolabo Modern
Theme URI: https://www.panolabollc.com
Author: Panolabo LLC
Author URI: https://www.panolabollc.com
Description: Panolabo Engine中心のコーポレートサイト用WordPressテーマ
Version: 2.3.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: panolabo-modern
*/

/* ==========================================================================
   Design Tokens
   ========================================================================== */
:root {
    /* Colors - Primary */
    --c-primary: #667eea;
    --c-primary-dark: #764ba2;
    --c-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

    /* Colors - Brand */
    --c-forest: #316B3F;
    --c-sun: #FFC857;
    --c-ink: #0F172A;
    --c-bg: #FFFFFF;

    /* Colors - Neutrals */
    --c-slate-50: #f8fafc;
    --c-slate-100: #f1f5f9;
    --c-slate-200: #e2e8f0;
    --c-slate-300: #cbd5e1;
    --c-slate-400: #94a3b8;
    --c-slate-500: #64748b;
    --c-slate-600: #475569;
    --c-slate-700: #334155;
    --c-slate-800: #1e293b;
    --c-slate-900: #0f172a;

    /* Colors - Semantic */
    --c-success: #10b981;
    --c-warning: #f59e0b;
    --c-error: #ef4444;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Typography */
    --font-sans: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    --shadow-primary: 0 10px 30px rgba(102, 126, 234, 0.3);

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Layout */
    --container-max: 1200px;
    --container-narrow: 800px;
}

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

body {
    font-family: var(--font-sans);
    line-height: 1.8;
    color: var(--c-slate-800);
    background: var(--c-bg);
    font-weight: 400;
    letter-spacing: 0.05em;
    font-feature-settings: "palt" 1;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: "Poppins", var(--font-sans);
    font-weight: 700;
    letter-spacing: 0.02em;
    line-height: 1.3;
}

/* ==========================================================================
   Component Classes
   ========================================================================== */

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.container--narrow {
    max-width: var(--container-narrow);
}

/* Section */
.section {
    padding: var(--space-4xl) 0;
}

.section--dark {
    background: linear-gradient(135deg, var(--c-slate-900) 0%, var(--c-slate-800) 50%, var(--c-slate-700) 100%);
    color: white;
}

.section--light {
    background: var(--c-slate-50);
}

.section__header {
    margin-bottom: var(--space-3xl);
}

.section__title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-top: var(--space-md);
    margin-bottom: var(--space-md);
}

.section__header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

/* Grid */
.grid {
    display: grid;
    gap: var(--space-xl);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--auto { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

@media (max-width: 768px) {
    .grid--2, .grid--3, .grid--4 {
        grid-template-columns: 1fr;
    }
}

/* Stack (vertical spacing) */
.stack { display: flex; flex-direction: column; }
.stack--sm { gap: var(--space-sm); }
.stack--md { gap: var(--space-md); }
.stack--lg { gap: var(--space-lg); }
.stack--xl { gap: var(--space-xl); }

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: var(--font-size-base);
    font-weight: 600;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn--primary {
    background: var(--c-gradient);
    color: white;
    box-shadow: var(--shadow-primary);
}

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
}

.btn--ghost {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
}

.btn--ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
}

.btn--lg {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--font-size-lg);
}

/* Card */
.card {
    background: white;
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card--bordered {
    border: 1px solid var(--c-slate-200);
    box-shadow: none;
}

.card--dark {
    background: var(--c-slate-800);
    color: white;
}

.card__icon {
    font-size: 2rem;
    margin-bottom: var(--space-md);
}

.card__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--c-slate-800);
}

.card__label {
    font-size: var(--font-size-xs);
    color: var(--c-slate-400);
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-sm);
}

.card__list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-lg) 0;
}

.card__list li {
    color: var(--c-slate-600);
    padding: var(--space-sm) 0;
    line-height: 1.6;
}

.card__arrow {
    color: var(--c-primary);
    font-size: var(--font-size-xl);
    font-weight: 600;
    display: block;
    margin-top: var(--space-md);
}

/* Card Link */
.card--link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.card--link:hover {
    text-decoration: none;
}

/* Problem Cards */
.card--problem {
    border-left: 4px solid;
}

.card--problem-red { border-left-color: var(--c-error); }
.card--problem-orange { border-left-color: #f97316; }
.card--problem-yellow { border-left-color: var(--c-warning); }

/* Menu Cards */
.card--menu {
    border-top: 4px solid;
}

.card--menu-primary { border-top-color: var(--c-primary); }
.card--menu-success { border-top-color: var(--c-success); }
.card--menu-warning { border-top-color: var(--c-warning); }

/* Badge */
.badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.badge--primary {
    background: rgba(102, 126, 234, 0.1);
    color: var(--c-primary);
    border: 1px solid rgba(102, 126, 234, 0.3);
}

.badge--success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--c-success);
}

.badge--warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--c-warning);
}

.badge--ghost {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

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

.hero--dark {
    background: linear-gradient(135deg, var(--c-slate-900) 0%, var(--c-slate-800) 50%, var(--c-slate-700) 100%);
    color: white;
}

.hero--dark::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(118, 75, 162, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: var(--container-narrow);
    margin: 0 auto;
    text-align: center;
    padding: var(--space-4xl) var(--space-xl);
}

.hero__title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
}

.hero__subtitle {
    font-size: var(--font-size-xl);
    opacity: 0.9;
    margin-bottom: var(--space-2xl);
    line-height: 1.7;
}

.hero__buttons {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-2xl);
}

.hero__note {
    font-size: var(--font-size-sm);
    opacity: 0.7;
}

.hero__link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all var(--transition-base);
}

.hero__link:hover {
    color: white;
}

/* Text utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }

.text-muted { color: var(--c-slate-500); }
.text-primary { color: var(--c-primary); }
.text-warning { color: var(--c-warning); }

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }

/* ==========================================================================
   Engine Page Components
   ========================================================================== */

/* Problem Conclusion */
.problem__conclusion {
    text-align: center;
    background: var(--c-gradient);
    padding: var(--space-xl) var(--space-2xl);
    border-radius: var(--radius-lg);
    max-width: 700px;
    margin: var(--space-2xl) auto 0;
}

.problem__conclusion p {
    color: white;
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin: 0;
}

/* Definition Box */
.definition-box {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.03));
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(102, 126, 234, 0.1);
    text-align: center;
}

.definition-box p {
    line-height: 2;
    color: var(--c-slate-700);
    margin: 0;
}

/* Principles Grid */
.principles-grid {
    max-width: 900px;
    margin: 0 auto;
}

.principle-item {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.principle-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--c-primary);
    margin-bottom: var(--space-md);
}

.principle-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: white;
}

.principles-cta {
    margin-top: var(--space-3xl);
    color: rgba(255, 255, 255, 0.9);
}

/* Limitation Items */
.limitation-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--c-slate-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--c-slate-200);
}

.limitation-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.limitation-content h3 {
    margin-bottom: var(--space-xs);
    color: var(--c-slate-800);
}

.limitation-note {
    margin-top: var(--space-2xl);
    padding: var(--space-xl);
    background: rgba(102, 126, 234, 0.05);
    border-radius: var(--radius-lg);
    text-align: center;
}

.limitation-note p {
    margin: 0;
    color: var(--c-slate-700);
}

/* Process Steps */
.process-step {
    display: flex;
    align-items: flex-start;
    gap: var(--space-xl);
    padding: var(--space-xl);
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--c-slate-200);
}

.process-number {
    width: 50px;
    height: 50px;
    background: var(--c-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.process-content h3 {
    margin-bottom: var(--space-xs);
}

/* Docs Section */
.docs__intro {
    margin-bottom: var(--space-2xl);
    max-width: 700px;
    line-height: 1.7;
}

.link-arrow {
    color: var(--c-primary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-base);
}

.link-arrow:hover {
    color: var(--c-primary-dark);
}

/* OS Summary */
.os-summary {
    padding: var(--space-2xl) 0;
}

.os-summary__title {
    font-size: var(--font-size-xl);
    color: white;
    margin-bottom: var(--space-lg);
}

.os-summary__list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm) var(--space-lg);
    margin-bottom: var(--space-lg);
}

.os-summary__list span {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-sm);
}

.os-summary__link {
    color: #a5b4fc;
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-base);
}

.os-summary__link:hover {
    color: #c7d2fe;
}

/* CTA Section */
.section--cta {
    background: linear-gradient(135deg, var(--c-slate-900) 0%, var(--c-slate-800) 50%, var(--c-slate-700) 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.section--cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 30% 70%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(118, 75, 162, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.section--cta .container {
    position: relative;
    z-index: 1;
}

.cta__title {
    font-size: clamp(1.8rem, 4vw, var(--font-size-3xl));
    margin-bottom: var(--space-lg);
}

.cta__text {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--space-2xl);
    line-height: 1.8;
}

.cta__buttons {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
}

.cta__note {
    font-size: var(--font-size-sm);
    opacity: 0.7;
}

.cta__link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all var(--transition-base);
}

.cta__link:hover {
    color: white;
}

/* ==========================================================================
   CTA Band
   ========================================================================== */
.cta-band {
    background: var(--c-gradient);
    padding: var(--space-3xl) var(--space-xl);
    text-align: center;
    color: white;
}

.cta-band__title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.cta-band__text {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--space-xl);
}

.cta-band__buttons {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* ==========================================================================
   Site Footer
   ========================================================================== */
.site-footer {
    background: var(--c-slate-50);
    padding: var(--space-3xl) 0 var(--space-xl);
    border-top: 1px solid var(--c-slate-200);
}

.site-footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.site-footer__title {
    color: var(--c-slate-800);
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-md);
    padding-left: var(--space-md);
    border-left: 3px solid var(--c-primary);
}

.site-footer__link {
    color: var(--c-slate-500);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
    display: inline-block;
}

.site-footer__link:hover {
    color: var(--c-primary);
    transform: translateX(5px);
}

.site-footer__copyright {
    text-align: center;
    color: var(--c-slate-400);
    font-size: var(--font-size-sm);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--c-slate-200);
}

/* ==========================================================================
   Header & Navigation (Legacy Support)
   ========================================================================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: transparent;
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo a {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo img {
    transition: transform 0.3s ease, filter 0.3s ease;
    animation: logoFloat 4s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

.logo img:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 2px 8px rgba(255,255,255,0.3));
    animation-play-state: paused;
}

.logo-tagline {
    color: rgba(255,255,255,0.9);
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    white-space: nowrap;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.logo:hover .logo-tagline {
    opacity: 1;
}

/* Hamburger Menu */
.hamburger {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    width: 44px;
    height: 44px;
    justify-content: center;
    gap: 6px;
    padding: 10px;
    border-radius: 10px;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.3s ease;
}

.hamburger:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

.hamburger span {
    width: 100%;
    height: 4px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 7px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -7px);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.95), rgba(118, 75, 162, 0.95));
    backdrop-filter: blur(20px);
    z-index: 999;
    transform: translateX(-100%);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.mobile-menu-overlay.active {
    transform: translateX(0);
}

.mobile-menu-content {
    padding: 2rem;
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.mobile-logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
}

.close-menu {
    font-size: 2rem;
    color: white;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
}

.mobile-nav-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-nav-menu li {
    margin-bottom: 0.5rem;
}

.mobile-nav-menu a {
    color: white;
    text-decoration: none;
    padding: 0.8rem 1rem;
    display: flex;
    align-items: center;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.mobile-nav-menu a:hover {
    background: rgba(255, 255, 255, 0.1);
}

.menu-icon {
    margin-right: 0.8rem;
    font-size: 1.2rem;
}

.menu-section {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 0.8rem 1.2rem 0.4rem;
    display: block;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    margin-bottom: 0.3rem;
    margin-top: 0.5rem;
}

/* Desktop Menu */
.desktop-menu {
    display: none;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    text-decoration: none;
    color: white;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.nav-menu a:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Dropdown Menu */
.menu-item-has-children > a::after {
    content: ' ▼';
    font-size: 0.8rem;
    margin-left: 0.5rem;
}

.sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    min-width: 200px;
    z-index: 1000;
}

.menu-item-has-children:hover .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.sub-menu li {
    list-style: none;
}

.sub-menu a {
    color: #333 !important;
    padding: 0.8rem 1.2rem;
    display: block;
    border-radius: 0;
    font-size: 0.9rem;
}

.sub-menu a:hover {
    background: #f8fafc;
    color: #667eea !important;
    transform: none;
}

/* ==========================================================================
   Case Page Components (v2.2)
   ========================================================================== */

/* Compact Hero */
.hero--compact {
    min-height: 60vh;
}

/* Before/After Cards */
.card--before {
    border-left: 4px solid var(--c-error);
}

.card--after {
    border-left: 4px solid var(--c-success);
}

/* Deliverables Grid */
.deliverables-grid {
    max-width: 900px;
    margin: 0 auto;
}

.deliverable-item {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.deliverable-label {
    display: inline-block;
    background: var(--c-gradient);
    color: white;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.deliverable-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: white;
    margin-bottom: var(--space-sm);
}

/* Results Grid */
.results-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.result-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: white;
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.result-label {
    font-weight: 600;
    color: var(--c-slate-700);
    min-width: 140px;
}

.result-before {
    color: var(--c-error);
    font-weight: 600;
    font-size: var(--font-size-lg);
}

.result-arrow {
    color: var(--c-slate-400);
    font-size: var(--font-size-xl);
    font-weight: 700;
    padding: 0 var(--space-lg);
}

.result-after {
    color: var(--c-success);
    font-weight: 700;
    font-size: var(--font-size-xl);
}

/* Why Items */
.why-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-xl);
    padding: var(--space-xl);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.why-number {
    width: 50px;
    height: 50px;
    background: var(--c-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.why-content h3 {
    margin-bottom: var(--space-xs);
}

/* ==========================================================================
   Animations
   ========================================================================== */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* ==========================================================================
   Lead Form Components (Phase2-C)
   ========================================================================== */
.lead-form .form-row {
    margin: 0 0 var(--space-lg);
}

.lead-form label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--c-slate-700);
}

.lead-form input[type="text"],
.lead-form input[type="email"] {
    width: 100%;
    padding: var(--space-md);
    border: 1px solid var(--c-slate-300);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.lead-form input[type="text"]:focus,
.lead-form input[type="email"]:focus {
    outline: none;
    border-color: var(--c-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.lead-form .form-row--consent {
    margin-top: var(--space-xl);
}

.lead-form .checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    cursor: pointer;
    font-weight: normal;
}

.lead-form .checkbox input[type="checkbox"] {
    margin-top: 3px;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.lead-form .checkbox span {
    font-size: var(--font-size-sm);
    color: var(--c-slate-600);
    line-height: 1.5;
}

.lead-form .form-note {
    font-size: var(--font-size-sm);
    color: var(--c-slate-500);
    margin-top: var(--space-md);
    text-align: center;
}

.lead-form button[type="submit"] {
    width: 100%;
    margin-top: var(--space-lg);
}

/* Notice Components */
.notice {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    font-size: var(--font-size-sm);
}

.notice--ok {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--c-success);
}

.notice--warn {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #b45309;
}

.notice--error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--c-error);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 768px) {
    .logo-tagline {
        display: none;
    }

    .hero__title {
        font-size: clamp(1.8rem, 5vw, 2.5rem);
    }

    .section__title {
        font-size: var(--font-size-2xl);
    }

    .limitation-item {
        flex-direction: column;
        text-align: center;
    }

    .process-step {
        flex-direction: column;
        text-align: center;
    }

    .process-number {
        margin: 0 auto var(--space-md);
    }

    .cta__buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero__buttons {
        flex-direction: column;
        align-items: center;
    }

    /* Case Page Responsive */
    .result-item {
        flex-direction: column;
        text-align: center;
        gap: var(--space-md);
    }

    .result-label {
        min-width: auto;
    }

    .result-arrow {
        padding: 0;
    }

    .why-item {
        flex-direction: column;
        text-align: center;
    }

    .why-number {
        margin: 0 auto var(--space-md);
    }

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

    /* Phase4: Ecosystem Map モバイル対応 */
    .ecosystem-map > div {
        grid-template-columns: 1fr !important;
        gap: var(--space-md) !important;
    }

    .ecosystem-map .ecosystem-module {
        max-width: 200px;
        margin: 0 auto;
    }

    /* Powered by Engine ブロック モバイル対応 */
    [style*="Powered by"] + div,
    section[style*="#1a1a2e"] .container > div {
        flex-direction: column !important;
        text-align: center;
        gap: 1rem !important;
    }

    section[style*="#1a1a2e"] .container > div > div {
        flex-direction: column !important;
        gap: 0.5rem !important;
    }

    section[style*="#1a1a2e"] .container > div > div span {
        font-size: 0.8rem !important;
    }

    /* Products Page モバイル対応 */
    section[id="engine"] > div,
    section[id="modules"] > div {
        padding: 0 1rem;
    }

    section[id="engine"] h2,
    section[id="modules"] h2 {
        font-size: 1.8rem !important;
    }

    /* 旗艦プロダクト グリッド */
    [style*="grid-template-columns: repeat(auto-fit, minmax(350px"] {
        grid-template-columns: 1fr !important;
    }

    [style*="grid-template-columns: repeat(auto-fit, minmax(320px"] {
        grid-template-columns: 1fr !important;
    }

    [style*="grid-template-columns: repeat(auto-fit, minmax(280px"] {
        grid-template-columns: 1fr !important;
    }

    /* PostPilot等 2カラムグリッド */
    [style*="grid-template-columns: 1fr 1fr"] {
        grid-template-columns: 1fr !important;
    }

    /* 250px/300pxグリッド対応 */
    [style*="grid-template-columns: repeat(auto-fit, minmax(250px"] {
        grid-template-columns: 1fr !important;
    }

    [style*="grid-template-columns: repeat(auto-fit, minmax(300px"] {
        grid-template-columns: 1fr !important;
    }

    /* repeat(2, 1fr) グリッド対応 */
    [style*="grid-template-columns: repeat(2, 1fr)"] {
        grid-template-columns: 1fr !important;
    }

    /* iframeプレビュー調整 */
    [style*="height: 600px"][style*="border-radius: 30px"] {
        height: 400px !important;
    }

    /* ヒーローセクション パディング調整 */
    section[style*="padding: 8rem"] {
        padding: 5rem 0 3rem !important;
    }

    section[style*="padding: 6rem"] {
        padding: 3rem 0 !important;
    }

    section[style*="padding: 5rem"] {
        padding: 2.5rem 0 !important;
    }

    /* 料金プレミアムカード scale調整 */
    [style*="transform: scale(1.05)"] {
        transform: scale(1) !important;
    }

    /* CTAボタン縦並び＆幅調整 */
    [style*="display: flex"][style*="gap: 1rem"][style*="flex-wrap: wrap"] a,
    [style*="display: flex"][style*="gap: 1.5rem"][style*="flex-wrap: wrap"] a {
        width: 100%;
        text-align: center;
    }

    /* Powered by Engineブロック追加調整 */
    section[style*="#1a1a2e"] {
        padding: 1.5rem 0 !important;
    }

    section[style*="#1a1a2e"] .container > div > a {
        margin-top: 0.5rem;
    }

    /* 大きな見出しサイズ調整 */
    h1[style*="font-size: clamp"] {
        font-size: 2rem !important;
    }

    h2[style*="font-size: 2.8rem"] {
        font-size: 1.8rem !important;
    }

    h2[style*="font-size: 2.5rem"] {
        font-size: 1.6rem !important;
    }

    /* 本文テキストサイズ調整 */
    p[style*="font-size: 1.5rem"] {
        font-size: 1.1rem !important;
    }

    p[style*="font-size: 1.3rem"] {
        font-size: 1rem !important;
    }

    p[style*="font-size: 1.2rem"] {
        font-size: 1rem !important;
    }

    /* 各カードパディング調整 */
    [style*="padding: 2.5rem"] {
        padding: 1.5rem !important;
    }

    [style*="padding: 3rem"] {
        padding: 1.5rem !important;
    }

    /* .container幅調整 */
    .container {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }

    /* FAQ モバイル対応 */
    .faq-grid {
        grid-template-columns: 1fr !important;
    }

    .faq-item {
        padding: 1.5rem !important;
    }

    .faq-question {
        font-size: 1rem !important;
    }
}

/* ==========================================================================
   FAQ Section (Engine Page)
   ========================================================================== */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.faq-item {
    background: var(--c-bg);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 1px solid var(--c-slate-100);
}

.faq-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.faq-category {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--c-primary);
    background: rgba(102, 126, 234, 0.1);
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-md);
}

.faq-question {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--c-slate-900);
    margin-bottom: var(--space-lg);
    line-height: 1.5;
}

.faq-answer {
    color: var(--c-slate-600);
    line-height: 1.8;
}

.faq-answer p {
    margin-bottom: var(--space-md);
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

.faq-list {
    list-style: none;
    padding-left: 0;
    margin: var(--space-md) 0;
}

.faq-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: var(--space-sm);
}

.faq-list li::before {
    content: "・";
    position: absolute;
    left: 0;
    color: var(--c-primary);
    font-weight: bold;
}

.faq-answer strong {
    color: var(--c-slate-800);
}

.faq-cta {
    padding-top: var(--space-xl);
    border-top: 1px solid var(--c-slate-200);
}

.faq-cta p {
    margin-bottom: var(--space-md);
}