/* ===== DATA-DRIVEN DECISION SPRINT LP - CSS ===== */
/* カラーテーマ: 紫系グラデーション */

:root {
    --primary: #7c3aed;
    --primary-dark: #6d28d9;
    --primary-light: #a78bfa;
    --primary-xlight: #ede9fe;
    --secondary: #4f46e5;
    --accent: #06b6d4;
    --accent-light: #cffafe;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #1e1b4b;
    --dark2: #312e81;
    --gray-900: #111827;
    --gray-800: #1f2937;
    --gray-700: #374151;
    --gray-600: #4b5563;
    --gray-500: #6b7280;
    --gray-400: #9ca3af;
    --gray-300: #d1d5db;
    --gray-200: #e5e7eb;
    --gray-100: #f3f4f6;
    --white: #ffffff;
    --gradient-primary: linear-gradient(135deg, #7c3aed 0%, #4f46e5 50%, #06b6d4 100%);
    --gradient-dark: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
    --shadow-sm: 0 2px 8px rgba(124, 58, 237, 0.15);
    --shadow-md: 0 4px 20px rgba(124, 58, 237, 0.2);
    --shadow-lg: 0 8px 40px rgba(124, 58, 237, 0.25);
    --shadow-xl: 0 20px 60px rgba(124, 58, 237, 0.3);
    --radius: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --transition: all 0.3s ease;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ===== CONTAINER ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== SECTION BASE ===== */
.section {
    padding: 80px 0;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    font-family: 'Noto Sans JP', sans-serif;
    white-space: nowrap;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    opacity: 0.95;
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,0.6);
}

.btn-outline:hover {
    background: rgba(255,255,255,0.15);
    border-color: var(--white);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 13px;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 16px;
}

.btn-full {
    width: 100%;
}

.pulse-btn {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(124, 58, 237, 0.4); }
    50% { box-shadow: 0 0 0 12px rgba(124, 58, 237, 0); }
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(30, 27, 75, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding: 12px 0;
    transition: var(--transition);
}

.header.scrolled {
    padding: 8px 0;
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-weight: 700;
    flex-shrink: 0;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.logo-text {
    font-size: 14px;
    line-height: 1.3;
    font-weight: 700;
}

.logo-text small {
    font-weight: 400;
    opacity: 0.8;
    font-size: 11px;
}

.nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-list {
    display: flex;
    gap: 32px;
}

.nav-list a {
    color: rgba(255,255,255,0.8);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.nav-list a:hover {
    color: var(--white);
}

.header-cta {
    flex-shrink: 0;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    margin-left: auto;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--dark);
    z-index: 999;
    padding: 20px;
    transform: translateY(-110%);
    transition: transform 0.3s ease;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.mobile-menu.open {
    transform: translateY(0);
}

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mobile-menu a {
    display: block;
    padding: 12px 16px;
    color: var(--white);
    border-radius: 8px;
    font-weight: 500;
}

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

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 80px;
    background: var(--gradient-dark);
}

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

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.2;
    filter: saturate(0.5);
}

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, 
        rgba(30, 27, 75, 0.92) 0%, 
        rgba(49, 46, 129, 0.88) 50%, 
        rgba(30, 27, 75, 0.95) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 60px 20px;
}

.hero-text {
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(245, 158, 11, 0.2);
    border: 1px solid rgba(245, 158, 11, 0.4);
    color: #fcd34d;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 28px;
}

.hero-title {
    font-size: clamp(28px, 5vw, 52px);
    font-weight: 900;
    color: var(--white);
    line-height: 1.3;
    margin-bottom: 24px;
}

.highlight-text {
    background: linear-gradient(135deg, #a78bfa, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sub-title-line {
    display: block;
    font-size: 0.75em;
    font-weight: 700;
    opacity: 0.95;
    margin-top: 12px;
    line-height: 1.5;
}

.hero-desc {
    font-size: 16px;
    color: rgba(255,255,255,0.85);
    margin-bottom: 36px;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    gap: 32px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.stat-num {
    font-size: 36px;
    font-weight: 900;
    color: var(--white);
    line-height: 1;
    display: flex;
    align-items: baseline;
    gap: 2px;
}

.stat-num small {
    font-size: 16px;
    font-weight: 700;
}

.stat-label {
    font-size: 12px;
    color: rgba(255,255,255,0.7);
    margin-top: 4px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.hero-note {
    color: rgba(255,255,255,0.6);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 11px;
    letter-spacing: 3px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.3; transform: scaleY(0.5); }
}

/* ===== SECTION HEADER ===== */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-badge {
    display: inline-block;
    padding: 6px 20px;
    background: var(--primary-xlight);
    color: var(--primary);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

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

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

.section-title {
    font-size: clamp(24px, 4vw, 40px);
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1.3;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 16px;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ===== IMAGES ===== */
.rounded-shadow {
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    width: 100%;
}

/* ===== PROBLEM SECTION ===== */
.problem-section {
    background: #fafafa;
}

.problem-illustration {
    margin-bottom: 48px;
}

.illustration-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.illustration-overlay-badge {
    position: absolute;
    bottom: -20px;
    right: 20px;
    background: var(--primary);
    color: var(--white);
    padding: 12px 20px;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-md);
}

.illustration-overlay-badge i {
    font-size: 20px;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.problem-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 28px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

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

.problem-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-xlight);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 16px;
}

.problem-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 10px;
    line-height: 1.4;
}

.problem-card p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
}

.problem-warning {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border: 1px solid #f59e0b;
    border-radius: var(--radius-lg);
    padding: 32px 40px;
}

.warning-content {
    display: flex;
    align-items: flex-start;
    gap: 24px;
}

.warning-icon {
    font-size: 36px;
    color: var(--warning);
    flex-shrink: 0;
}

.warning-text h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.warning-text p {
    color: var(--gray-700);
    line-height: 1.8;
}

/* ===== STATS SECTION ===== */
.stats-section {
    background: var(--gradient-dark);
    color: var(--white);
}

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

.stats-section .section-badge {
    background: rgba(255,255,255,0.15);
    color: var(--primary-light);
}

.stats-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.stats-image-container img {
    border: 2px solid rgba(255,255,255,0.15);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.stat-card {
    text-align: center;
    padding: 24px 16px;
    background: rgba(255,255,255,0.08);
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,0.12);
    transition: var(--transition);
}

.stat-card:hover {
    background: rgba(255,255,255,0.12);
    transform: translateY(-2px);
}

.stat-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 24px;
    font-weight: 900;
    position: relative;
}

.stat-circle.purple { background: linear-gradient(135deg, #7c3aed, #a78bfa); }
.stat-circle.indigo { background: linear-gradient(135deg, #4f46e5, #818cf8); }
.stat-circle.violet { background: linear-gradient(135deg, #6d28d9, #c4b5fd); }
.stat-circle.blue { background: linear-gradient(135deg, #06b6d4, #67e8f9); }

.stat-circle .count-num {
    color: var(--white);
    font-size: 20px;
}

.stat-unit {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
    font-weight: 700;
}

.stat-card p {
    font-size: 13px;
    color: rgba(255,255,255,0.75);
    line-height: 1.6;
}

.stat-card p small {
    font-size: 11px;
    opacity: 0.7;
}

/* ===== FAILURE SECTION ===== */
.failure-section {
    background: #fafafa;
}

.failure-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.failure-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 28px;
    border: 2px solid #fee2e2;
    position: relative;
}

.failure-num {
    font-size: 12px;
    font-weight: 700;
    color: var(--danger);
    background: #fee2e2;
    padding: 4px 12px;
    border-radius: 50px;
    display: inline-block;
    margin-bottom: 12px;
}

.failure-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.failure-flow {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 13px;
}

.failure-flow span {
    background: var(--gray-100);
    padding: 8px 12px;
    border-radius: 8px;
    color: var(--gray-700);
}

.failure-flow .fa-arrow-right {
    color: var(--gray-400);
    align-self: center;
    transform: rotate(90deg);
}

.failure-result {
    background: #fee2e2 !important;
    color: var(--danger) !important;
    font-weight: 700 !important;
}

/* ===== SOLUTION SECTION ===== */
.solution-section {
    background: var(--white);
}

.solution-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

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

.step-item {
    display: flex;
    gap: 20px;
    padding: 24px 0;
    border-bottom: 1px solid var(--gray-200);
    position: relative;
}

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

.step-item::before {
    content: '';
    position: absolute;
    left: 28px;
    top: 70px;
    bottom: -1px;
    width: 2px;
    background: var(--gradient-primary);
    opacity: 0.3;
}

.step-item:last-child::before {
    display: none;
}

.step-num {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary-xlight);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 10px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    border: 2px solid var(--primary-light);
}

.step-num span {
    font-size: 20px;
    font-weight: 900;
    line-height: 1;
}

.step-content h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.step-content p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
}

.solution-illustration {
    position: sticky;
    top: 100px;
}

.solution-badge-card {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--primary);
    color: var(--white);
    padding: 16px 24px;
    border-radius: var(--radius);
    margin-top: -20px;
    margin-left: 20px;
    margin-right: 20px;
    box-shadow: var(--shadow-md);
    font-size: 14px;
}

.solution-badge-card i {
    font-size: 24px;
    color: #a7f3d0;
}

.solution-badge-card strong {
    display: block;
    font-size: 15px;
    margin-bottom: 2px;
}

.solution-badge-card span {
    font-size: 12px;
    opacity: 0.85;
}

/* ===== CASE SECTION ===== */
.case-section {
    background: var(--gray-100);
}

.case-hero-image {
    position: relative;
    margin-bottom: 48px;
}

.case-main-img {
    max-height: 350px;
    object-fit: cover;
}

.case-image-caption {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: var(--white);
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 0 0 var(--radius) var(--radius);
}

.case-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-bottom: 48px;
}

.case-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.case-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.case-company {
    font-weight: 700;
    font-size: 16px;
    color: var(--primary-dark);
}

.case-badge {
    background: var(--primary-xlight);
    color: var(--primary);
    padding: 4px 14px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
}

.case-problem, .case-results {
    margin-bottom: 20px;
}

.case-problem h4, .case-results h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.case-problem h4 i { color: var(--danger); }
.case-results h4 i { color: var(--success); }

.case-problem p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
    padding-left: 16px;
    border-left: 3px solid #fee2e2;
}

.result-metrics {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.metric {
    text-align: center;
    background: var(--primary-xlight);
    padding: 12px 16px;
    border-radius: var(--radius);
    flex: 1;
    min-width: 80px;
}

.metric-num {
    display: block;
    font-size: 20px;
    font-weight: 900;
    color: var(--primary);
    line-height: 1.2;
}

.metric-num small {
    font-size: 12px;
}

.metric-label {
    display: block;
    font-size: 11px;
    color: var(--gray-600);
    margin-top: 4px;
}

.case-quote {
    font-size: 13px;
    color: var(--gray-600);
    font-style: italic;
    line-height: 1.7;
    padding: 12px 16px;
    background: var(--gray-100);
    border-radius: 8px;
    border-left: 3px solid var(--primary);
}

.results-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.results-summary h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--gray-900);
}

.summary-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.summary-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.summary-bar {
    height: 10px;
    background: var(--gray-200);
    border-radius: 50px;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 50px;
    transition: width 1.5s ease;
}

.summary-label {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--gray-700);
}

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

/* ===== PROGRAM SECTION ===== */
.program-section {
    background: var(--white);
}

.program-visual {
    margin-bottom: 56px;
    position: relative;
}

.program-hero-img {
    max-height: 400px;
    object-fit: cover;
    object-position: center 30%;
}

.program-image-overlay {
    position: absolute;
    bottom: 20px;
    left: 20px;
}

.overlay-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(30, 27, 75, 0.9);
    color: var(--white);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    backdrop-filter: blur(10px);
}

.phases-timeline {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 0;
    align-items: start;
    margin-bottom: 48px;
}

.phase-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 16px;
    padding-top: 60px;
    color: var(--primary-light);
    font-size: 20px;
}

.phase-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.phase-header {
    padding: 16px 24px;
    color: var(--white);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.phase-header.purple { background: var(--primary); }
.phase-header.indigo { background: var(--secondary); }
.phase-header.violet { background: #6d28d9; }

.phase-label {
    font-size: 14px;
    font-weight: 700;
}

.phase-period {
    font-size: 12px;
    background: rgba(255,255,255,0.25);
    padding: 4px 12px;
    border-radius: 50px;
}

.phase-body {
    padding: 24px;
    background: var(--white);
}

.phase-body h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--gray-900);
}

.phase-list {
    margin-bottom: 20px;
}

.phase-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--gray-700);
    padding: 6px 0;
    border-bottom: 1px solid var(--gray-100);
}

.phase-list li:last-child {
    border-bottom: none;
}

.phase-list i {
    color: var(--success);
    flex-shrink: 0;
    margin-top: 2px;
}

.phase-deliverable {
    background: var(--primary-xlight);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 13px;
    color: var(--primary-dark);
    font-weight: 600;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.deliverables {
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.deliverables-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 28px;
    text-align: center;
    color: var(--gray-900);
}

.deliverables-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.deliverable-item {
    background: var(--white);
    padding: 16px 20px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--gray-700);
    font-weight: 500;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.deliverable-item i {
    color: var(--primary);
    font-size: 16px;
    flex-shrink: 0;
}

/* ===== AUTHORITY SECTION ===== */
.authority-section {
    background: var(--gray-100);
}

.authority-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: start;
}

.authority-image-container {
    position: relative;
}

.authority-img {
    object-fit: cover;
    height: 400px;
}

.authority-img-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--primary);
    color: var(--white);
    padding: 16px 20px;
    border-radius: var(--radius);
    text-align: center;
    font-size: 13px;
    font-weight: 700;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.authority-img-badge i {
    font-size: 20px;
    color: #fcd34d;
}

.authority-name {
    font-size: 20px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 24px;
}

.authority-credentials {
    margin-bottom: 32px;
}

.credential-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-200);
    font-size: 14px;
    color: var(--gray-700);
    line-height: 1.6;
}

.credential-item i {
    color: var(--primary);
    flex-shrink: 0;
    font-size: 16px;
    margin-top: 2px;
}

.authority-usp h4 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--gray-900);
}

.usp-highlight {
    color: var(--primary);
}

.usp-grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.usp-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: var(--white);
    padding: 16px 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

.usp-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-xlight);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.usp-item strong {
    display: block;
    font-size: 15px;
    margin-bottom: 4px;
    color: var(--gray-900);
}

.usp-item p {
    font-size: 13px;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===== OFFER SECTION ===== */
.offer-section {
    background: var(--gradient-dark);
    color: var(--white);
}

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

.offer-section .section-badge {
    background: rgba(255,255,255,0.15);
    color: var(--primary-light);
}

.offer-layout {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 40px;
    align-items: start;
}

.offer-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-xl);
    padding: 40px;
    backdrop-filter: blur(10px);
}

.offer-header {
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

.offer-header h3 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 8px;
}

.offer-header p {
    opacity: 0.8;
    font-size: 14px;
}

.offer-price {
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

.price-label {
    display: block;
    font-size: 12px;
    opacity: 0.7;
    margin-bottom: 8px;
}

.price-range {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 12px;
}

.price-from, .price-to {
    font-size: 36px;
    font-weight: 900;
    color: var(--primary-light);
}

.price-tilde {
    font-size: 24px;
    opacity: 0.7;
}

.price-note {
    font-size: 12px;
    opacity: 0.7;
    line-height: 1.7;
}

.offer-bonuses h4 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: #fcd34d;
}

.bonus-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.bonus-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: rgba(255,255,255,0.08);
    padding: 16px 20px;
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,0.1);
}

.bonus-icon {
    width: 36px;
    height: 36px;
    background: rgba(167, 139, 250, 0.3);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
    flex-shrink: 0;
}

.bonus-item strong {
    display: block;
    font-size: 14px;
    margin-bottom: 6px;
}

.bonus-item p {
    font-size: 13px;
    opacity: 0.75;
    line-height: 1.6;
}

.offer-guarantee {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: 20px 24px;
    border-radius: var(--radius);
}

.guarantee-icon {
    font-size: 28px;
    color: #6ee7b7;
    flex-shrink: 0;
}

.guarantee-content h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 6px;
    color: #6ee7b7;
}

.guarantee-content p {
    font-size: 13px;
    opacity: 0.85;
    line-height: 1.7;
}

.offer-image-container {
    margin-bottom: 24px;
}

.offer-img {
    border: 2px solid rgba(255,255,255,0.1);
}

.scarcity-box {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
}

.scarcity-header {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #fca5a5;
}

.scarcity-header i {
    font-size: 18px;
}

.slots {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 16px;
}

.slot {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
}

.slot.filled {
    background: rgba(255,255,255,0.05);
    opacity: 0.6;
    text-decoration: line-through;
}

.slot.available {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid rgba(16, 185, 129, 0.4);
    animation: slotPulse 2s infinite;
}

@keyframes slotPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
}

.available-label {
    color: #6ee7b7;
    font-size: 12px;
    font-weight: 700;
}

.scarcity-note {
    font-size: 12px;
    opacity: 0.7;
    line-height: 1.6;
}

.cta-side-box {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.cta-side-box h4 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 10px;
}

.cta-side-box p {
    font-size: 13px;
    opacity: 0.8;
    margin-bottom: 20px;
    line-height: 1.7;
}

/* ===== FAQ SECTION ===== */
.faq-section {
    background: var(--gray-100);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    cursor: pointer;
    font-weight: 600;
    color: var(--gray-900);
    font-size: 15px;
    transition: var(--transition);
    user-select: none;
}

.faq-question:hover {
    background: var(--gray-100);
}

.faq-question i {
    transition: transform 0.3s ease;
    color: var(--primary);
    flex-shrink: 0;
    margin-left: 12px;
}

.faq-item.open .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 24px 20px;
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.8;
}

/* ===== CONTACT SECTION ===== */
.contact-section {
    background: var(--white);
    padding: 80px 0;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-text {
    position: sticky;
    top: 100px;
}

.contact-title {
    font-size: clamp(24px, 3vw, 36px);
    font-weight: 900;
    color: var(--gray-900);
    line-height: 1.4;
    margin-bottom: 20px;
}

.contact-desc {
    font-size: 15px;
    color: var(--gray-600);
    margin-bottom: 28px;
    line-height: 1.8;
}

.contact-points {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 36px;
}

.contact-point {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--gray-700);
    font-weight: 500;
}

.contact-point i {
    color: var(--success);
    font-size: 16px;
}

.cta-image-container {
    margin-top: 24px;
}

.cta-image {
    max-height: 280px;
    object-fit: cover;
}

.contact-form-container {
    background: var(--gray-100);
    border-radius: var(--radius-xl);
    padding: 40px;
    border: 1px solid var(--gray-200);
}

.form-header {
    margin-bottom: 28px;
}

.form-header h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
    line-height: 1.5;
}

.form-header p {
    font-size: 13px;
    color: var(--gray-600);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
}

.required {
    color: var(--danger);
    margin-left: 2px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: 'Noto Sans JP', sans-serif;
    background: var(--white);
    color: var(--gray-800);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-privacy {
    text-align: center;
    font-size: 12px;
    color: var(--gray-500);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 14px;
    opacity: 0.7;
    line-height: 1.8;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--primary-light);
}

.footer-links ul li {
    margin-bottom: 8px;
}

.footer-links a {
    font-size: 13px;
    opacity: 0.7;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--primary-light);
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    opacity: 0.75;
    margin-bottom: 8px;
}

.footer-contact i {
    color: var(--primary-light);
    width: 14px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    font-size: 12px;
    opacity: 0.6;
}

.footer-legal a:hover {
    opacity: 1;
}

.footer-copy {
    font-size: 12px;
    opacity: 0.5;
}

/* ===== FLOATING CTA ===== */
.floating-cta {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 900;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    pointer-events: none;
}

.floating-cta.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    z-index: 900;
    width: 44px;
    height: 44px;
    background: rgba(30, 27, 75, 0.8);
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: var(--transition);
    opacity: 0;
    pointer-events: none;
}

.back-to-top.visible {
    opacity: 1;
    pointer-events: all;
}

.back-to-top:hover {
    background: var(--primary);
}

/* ===== FADE IN ANIMATION ===== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .solution-layout {
        grid-template-columns: 1fr;
    }
    
    .solution-illustration {
        position: static;
    }

    .phases-timeline {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .phase-arrow {
        display: none;
    }

    .deliverables-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-visual {
        grid-template-columns: 1fr;
    }

    .authority-layout {
        grid-template-columns: 1fr;
    }

    .authority-img {
        height: 300px;
        width: 100%;
    }

    .authority-img-badge {
        bottom: 20px;
        right: 20px;
    }

    .offer-layout {
        grid-template-columns: 1fr;
    }

    .results-visual {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .nav, .header-cta {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero-stats {
        gap: 20px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .problem-grid {
        grid-template-columns: 1fr;
    }

    .failure-grid {
        grid-template-columns: 1fr;
    }

    .case-grid {
        grid-template-columns: 1fr;
    }

    .contact-layout {
        grid-template-columns: 1fr;
    }

    .contact-text {
        position: static;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

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

    .warning-content {
        flex-direction: column;
        gap: 16px;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .deliverables-grid {
        grid-template-columns: 1fr;
    }

    .floating-cta {
        bottom: 20px;
        right: 16px;
        left: 16px;
    }

    .floating-cta .btn {
        width: 100%;
    }

    .back-to-top {
        bottom: 80px;
        right: 16px;
    }

    .result-metrics {
        flex-direction: column;
    }

    .offer-card {
        padding: 24px;
    }
}

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

    .hero-stats {
        flex-direction: column;
        gap: 12px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .contact-form-container {
        padding: 24px;
    }

    .problem-warning {
        padding: 24px;
    }
}

/* ===== ホワイトペーパーDL ===== */
.wp-download {
  background: #F4F6F8;
  padding: 80px 0;
}
.wp-download__header {
  text-align: center;
  margin-bottom: 48px;
}
.wp-download__section-label {
  display: block;
  font-size: 12px;
  color: #0FA3B1;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}
.wp-download__section-title {
  font-size: 26px;
  font-weight: 700;
  color: #0B1F3B;
}
.wp-download__grid {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.wp-download__card {
  background: #fff;
  border-radius: 16px;
  padding: 40px 32px;
  box-shadow: 0 4px 20px rgba(11,31,59,0.08);
  display: flex;
  flex-direction: column;
}
.wp-download__card--featured {
  border: 2px solid #0FA3B1;
}
.wp-card__badge {
  display: inline-block;
  background: #e8f7f9;
  color: #0FA3B1;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 16px;
}
.wp-card__badge--main {
  background: #0FA3B1;
  color: #fff;
}
.wp-download__label {
  font-size: 12px;
  color: #0FA3B1;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}
.wp-card__title {
  font-size: 20px;
  font-weight: 700;
  color: #0B1F3B;
  margin-bottom: 12px;
  line-height: 1.4;
}
.wp-download__desc {
  font-size: 15px;
  color: #555;
  line-height: 1.7;
  margin-bottom: 16px;
}
.wp-download__list {
  list-style: none;
  padding: 0;
  margin-bottom: 0;
  flex: 1;
}
.wp-download__list li {
  font-size: 14px;
  color: #333;
  padding: 6px 0 6px 20px;
  position: relative;
}
.wp-download__list li::before {
  content: '✓';
  color: #0FA3B1;
  position: absolute;
  left: 0;
  font-weight: 700;
}
.wp-download__cta-area {
  margin-top: 24px;
  text-align: center;
}
.btn-download {
  display: inline-block;
  background: #FF6B3B;
  color: #fff;
  padding: 16px 32px;
  border-radius: 4px;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.btn-download--sub {
  background: #0FA3B1;
}
.btn-download--sub:hover {
  background: #0d8fa0;
}
.btn-download:hover {
  background: #e55a2b;
}
.wp-download__note {
  font-size: 12px;
  color: #888;
  margin-top: 12px;
}
@media (max-width: 768px) {
  .wp-download__grid {
    grid-template-columns: 1fr;
  }
  .btn-download {
    width: 100%;
    text-align: center;
  }
}