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

:root {
    --color-primary: #1e40af;
    --color-primary-light: #3b82f6;
    --color-primary-dark: #1e3a8a;
    --color-secondary: #0891b2;
    --color-accent: #f59e0b;
    --color-accent-light: #fbbf24;
    --color-success: #10b981;
    --color-danger: #ef4444;

    --color-dark: #0f172a;
    --color-dark-light: #1f2937;
    --color-gray-900: #111827;
    --color-gray-800: #1f2937;
    --color-gray-700: #374151;
    --color-gray-600: #4b5563;
    --color-gray-500: #6b7280;
    --color-gray-400: #9ca3af;
    --color-gray-300: #d1d5db;
    --color-gray-200: #e5e7eb;
    --color-gray-100: #f3f4f6;
    --color-gray-50: #f9fafb;
    --color-white: #ffffff;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 25px 60px rgba(0, 0, 0, 0.2);

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Jost', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', sans-serif;
    color: var(--color-dark);
    background-color: var(--color-white);
    line-height: 1.7;
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0.3px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Oswald', 'Jost', sans-serif;
    font-weight: 800;
    letter-spacing: -0.8px;
    margin-bottom: 0.5em;
}

h1 {
    font-size: clamp(36px, 8vw, 56px);
    line-height: 1.1;
}

h2 {
    font-size: clamp(28px, 6vw, 42px);
    line-height: 1.2;
}

h3 {
    font-size: clamp(20px, 4vw, 28px);
    line-height: 1.3;
}

p {
    margin-bottom: 1.2em;
    font-size: clamp(14px, 2vw, 18px);
}

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

/* ========== Navbar ========== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 999;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.95) 0%, rgba(15, 23, 42, 0.95) 100%);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.navbar-logo-image {
    height: 50px;
    width: auto;
    display: block;
}

.logo-text {
    font-size: 20px;
    font-weight: 800;
    color: var(--color-white);
    letter-spacing: -0.5px;
}

.logo-subtitle {
    font-size: 10px;
    color: var(--color-accent-light);
    font-weight: 600;
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    color: var(--color-gray-200);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

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

.navbar-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 5px;
}

.navbar-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition);
}

/* ========== Header / Hero ========== */
.header {
    position: relative;
    padding: 80px 0 60px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-50) 100%);
}

.header.header-image-only {
    padding: 0;
    background: none;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100vw;
    margin-left: calc(-50vw + 50%);
}

.header-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.header-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(30, 64, 175, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(8, 145, 178, 0.05) 0%, transparent 50%);
}

.header .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    min-height: 600px;
}

.header-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.header-badge-group {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.badge {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    width: fit-content;
}

.badge-primary {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.badge-secondary {
    background: linear-gradient(135deg, var(--color-secondary) 0%, #06b6d4 100%);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(8, 145, 178, 0.3);
}

.header-title {
    font-size: 56px;
    font-weight: 900;
    font-family: 'Oswald', sans-serif;
    line-height: 1.15;
    color: var(--color-dark);
    letter-spacing: -1px;
}

.text-line {
    display: block;
}

.text-highlight {
    font-size: 64px;
}

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

.header-subtitle {
    font-size: 24px;
    font-weight: 600;
    color: var(--color-gray-600);
    line-height: 1.4;
}

.header-description {
    font-size: 16px;
    color: var(--color-gray-700);
    line-height: 1.8;
}

.header-description strong {
    color: var(--color-dark);
    font-weight: 700;
}

.header-cta-group {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 12px;
}

.header-note {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--color-gray-600);
    font-weight: 500;
}

.header-visual {
    position: relative;
    height: 100%;
}

.hero-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 0;
    box-shadow: none;
    display: block;
}

.hero-image-desktop {
    display: block;
    aspect-ratio: auto;
    height: auto;
}

.hero-image-mobile {
    display: none;
}

@media (max-width: 768px) {
    .hero-image-desktop {
        display: none;
    }

    .hero-image-mobile {
        display: block;
        aspect-ratio: auto;
    }
}

/* ========== Header CTA Section ========== */
.header-cta-section {
    padding: 30px 0 0;
    background: none;
    text-align: center;
}

.header-cta-section .container {
    max-width: 800px;
}

.header-cta-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin-bottom: 30px;
}

.header-cta-content .btn {
    width: 70%;
    max-width: 800px;
    padding: 20px 40px;
    font-size: 18px;
}

.header-cta-note {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--color-gray-600);
    margin: 0;
}

.header-benefits-image {
    width: 100vw;
    height: auto;
    object-fit: cover;
    margin: 0 calc(-50vw + 50%);
    border-radius: 0;
    display: block;
}

.header-benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.benefit-item {
    text-align: center;
    padding: 20px;
}

.benefit-icon {
    font-size: 48px;
    margin-bottom: 12px;
    display: block;
}

.benefit-item h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--color-dark);
}

.benefit-item p {
    font-size: 14px;
    color: var(--color-gray-600);
    margin: 0;
}

/* ========== Buttons ========== */
.btn {
    padding: 12px 28px;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: left 0.4s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(30, 64, 175, 0.4);
}

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

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-lg {
    padding: 16px 40px;
    font-size: 16px;
    width: 100%;
    max-width: 400px;
}

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

@keyframes pulse-animation {
    0%, 100% { box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3); }
    50% { box-shadow: 0 4px 30px rgba(30, 64, 175, 0.6); }
}

/* ========== Trust Section ========== */
.trust-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-gray-100) 100%);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.trust-item {
    background: var(--color-white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid var(--color-primary);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.trust-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.trust-icon {
    font-size: 32px;
}

.trust-item h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-dark);
}

.trust-item p {
    font-size: 14px;
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* ========== Section Styles ========== */
.section {
    padding: 120px 0;
}

.section-alt {
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-gray-100) 100%);
}

@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }
}

.section-title {
    font-size: clamp(32px, 8vw, 52px);
    font-weight: 900;
    font-family: 'Oswald', sans-serif;
    text-align: center;
    margin-bottom: 20px;
    color: var(--color-dark);
    letter-spacing: -0.8px;
    position: relative;
    padding-bottom: 20px;
    animation: slideInUp 0.8s ease-out;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 2px;
}

.section-alt .section-title::after {
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
}

.section-subtitle {
    text-align: center;
    color: var(--color-gray-600);
    font-size: clamp(14px, 2vw, 18px);
    margin-bottom: 60px;
    margin-top: 20px;
}

/* ========== Form Section ========== */
.form-section {
    padding: 0 0 100px;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
}

.form-section .section-title {
    padding-top: 60px;
}

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

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

.form-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-dark);
    padding: 60px;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(10px);
}

.form-image {
    display: flex;
    justify-content: center;
}

.form-image .image-placeholder {
    width: 100%;
    max-width: 300px;
    aspect-ratio: 3/4;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
    border-radius: 15px;
    border: 2px dashed var(--color-gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-500);
}

.form-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Quick Register */
.quick-register-input {
    display: flex;
    gap: 0;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.2);
}

.email-input {
    flex: 1;
    padding: 16px 20px;
    border: none;
    font-size: 15px;
    outline: none;
    background: var(--color-white);
}

.email-input::placeholder {
    color: var(--color-gray-400);
}

.email-input:focus {
    box-shadow: inset 0 0 0 2px var(--color-primary);
}

.email-submit-button {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    border: none;
    padding: 0 32px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.email-submit-button:hover {
    filter: brightness(1.1);
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.2);
}

.email-submit-button:active {
    transform: scale(0.98);
}

.quick-register-note {
    font-size: 13px;
    color: var(--color-gray-600);
    line-height: 1.8;
    text-align: center;
}

.divider {
    text-align: center;
    color: var(--color-gray-400);
    font-weight: 600;
    position: relative;
    margin: 10px 0;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--color-gray-300);
    z-index: 0;
}

.divider {
    background: var(--color-white);
    z-index: 1;
    padding: 0 12px;
}

.registration-form,
.full-registration-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.form-group input {
    padding: 14px 16px;
    border: 2px solid var(--color-gray-200);
    border-radius: 8px;
    font-size: 15px;
    transition: var(--transition);
    background: var(--color-white);
    font-family: inherit;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-checks {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 10px 0;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13px;
    color: var(--color-gray-700);
    cursor: pointer;
}

.checkbox-label input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    cursor: pointer;
    flex-shrink: 0;
}

.checkbox-label a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
}

.checkbox-label a:hover {
    text-decoration: underline;
}

.required {
    color: var(--color-danger);
}

.submit-button {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    border: none;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 700;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 10px;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3);
}

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

.form-note {
    text-align: center;
    font-size: 12px;
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* ========== Simple Form Styles ========== */
.simple-form-container {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.simple-registration-form {
    margin-bottom: 40px;
}

.simple-form-group {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.simple-email-input {
    flex: 1;
    padding: 16px 20px;
    border: none;
    font-size: 16px;
    outline: none;
    background: var(--color-white);
    font-family: inherit;
}

.simple-email-input::placeholder {
    color: var(--color-gray-400);
}

.simple-email-input:focus {
    box-shadow: inset 0 0 0 2px var(--color-primary);
}

.simple-submit-button {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    color: var(--color-white);
    border: none;
    padding: 16px 40px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    width: 100%;
    text-align: center;
}

.simple-submit-button:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
}

.simple-submit-button:active {
    transform: scale(0.98);
}

.form-social-proof {
    margin-top: 30px;
}

.form-stat-primary {
    font-size: 18px;
    font-weight: 800;
    color: var(--color-accent-light);
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.form-stat-secondary {
    font-size: 16px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 20px;
}

.form-note-items {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.form-note-item {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

.form-agree-checkbox {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    cursor: pointer;
    margin-bottom: 20px;
}

.form-agree-checkbox input {
    width: 18px;
    height: 18px;
    cursor: pointer;
    flex-shrink: 0;
}

.form-agree-checkbox a {
    color: var(--color-accent-light);
    text-decoration: none;
    font-weight: 600;
}

.form-agree-checkbox a:hover {
    text-decoration: underline;
}

/* ========== Media Section ========== */
.media-section {
    padding: 100px 0;
}

.media-section .section-title {
    font-size: 36px;
    margin-bottom: 20px;
}

.media-section .section-subtitle {
    margin-bottom: 60px;
}

.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.media-card {
    text-align: center;
    animation: slideInUp 0.8s ease-out;
}

.media-image {
    margin-bottom: 20px;
}

.media-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    display: block;
    transition: var(--transition);
}

.media-img:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.media-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--color-gray-300);
    color: var(--color-gray-500);
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition);
}

.media-placeholder:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.media-placeholder.newspaper {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.05) 0%, rgba(30, 64, 175, 0.1) 100%);
}

.media-placeholder.seminar {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.05) 0%, rgba(245, 158, 11, 0.1) 100%);
}

.placeholder-text {
    text-align: center;
    line-height: 1.5;
}

.media-caption {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-dark);
    line-height: 1.6;
}

.media-highlight {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    font-size: 16px;
    line-height: 1.8;
    box-shadow: var(--shadow-lg);
}

.media-highlight p {
    margin: 0;
    font-weight: 500;
}

.media-highlight strong {
    font-weight: 700;
    font-size: 18px;
}

/* ========== Card Grid Styles ========== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-50) 100%);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 15px 15px 0 0;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.card.border-top {
    border-top: none;
}

.card.border-accent {
    border-top: none;
}

.card.border-accent::before {
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
}

.card-icon {
    font-size: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80px;
}

.card-icon-img {
    width: 80%;
    max-width: 240px;
    height: auto;
    object-fit: contain;
    display: block;
}

.card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-dark);
    padding-top: 8px;
}

.card p {
    font-size: 14px;
    color: var(--color-gray-700);
    line-height: 1.8;
}

/* ========== Problem & Solution ========== */
.problem-section {
    padding: 80px 0;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.problem-card {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-50) 100%);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    border-left: 5px solid transparent;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
}

.problem-card:hover {
    box-shadow: var(--shadow-lg);
    border-left-color: var(--color-accent);
    transform: translateX(4px);
}

.problem-number {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    color: var(--color-white);
    padding: 10px 14px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 13px;
    margin-bottom: 12px;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.2);
}

.problem-card p {
    font-size: 14px;
    color: var(--color-gray-700);
    line-height: 1.8;
    padding-top: 4px;
}

.solution-box {
    background: linear-gradient(135deg, var(--color-success) 0%, #059669 100%);
    color: var(--color-white);
    padding: 50px 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.solution-box h3 {
    font-size: 20px;
    margin-bottom: 16px;
    font-weight: 700;
}

.solution-box p {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.8;
}

.solution-box strong {
    font-weight: 800;
    display: block;
    margin-top: 16px;
}

/* ========== Developer Section ========== */
.developer-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-50) 100%);
}

.developer-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.developer-photo {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    display: block;
}

.developer-text h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-dark);
}

.developer-text h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.4;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.developer-text p {
    font-size: 14px;
    color: var(--color-gray-600);
    margin-bottom: 16px;
    line-height: 1.8;
}

.developer-description {
    font-weight: 500;
    color: var(--color-dark) !important;
    margin-bottom: 24px !important;
    font-size: 14px;
    line-height: 1.6;
}

.developer-profile {
    margin-bottom: 24px;
}

.developer-bio {
    font-size: 14px;
    color: var(--color-gray-700);
    line-height: 1.9;
    margin-top: 12px;
}

.developer-career-inline {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 2px solid var(--color-gray-200);
}

.developer-career-inline h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 20px;
    margin-top: 0;
}

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

.career-list li {
    font-size: 13px;
    color: var(--color-gray-700);
    line-height: 1.8;
    padding: 8px 0;
    padding-left: 12px;
    border-left: 2px solid var(--color-secondary);
}

.developer-message {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    padding: 50px 40px;
    border-radius: 15px;
    text-align: center;
}

.developer-message blockquote {
    border: none;
    padding: 0;
    background: none;
    font-size: 16px;
    line-height: 1.9;
    font-style: normal;
    color: var(--color-white);
    margin: 0;
}

blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: 24px;
    margin: 24px 0;
    font-size: 14px;
    color: var(--color-gray-700);
    line-height: 1.8;
    font-style: italic;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.03) 0%, rgba(8, 145, 178, 0.03) 100%);
    padding: 20px 24px;
    border-radius: 8px;
}

/* ========== Results Section ========== */
.results-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
}

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

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

.results-section-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-bottom: 40px;
    text-align: center;
}

.results-section-header > div:first-child {
    flex: 1;
    width: 100%;
}

.results-hint {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-accent-light);
    background: rgba(30, 64, 175, 0.1);
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid rgba(245, 158, 11, 0.3);
    white-space: nowrap;
    margin-left: 20px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
    margin-bottom: 80px;
}

.results-grid .result-card:nth-child(1),
.results-grid .result-card:nth-child(2),
.results-grid .result-card:nth-child(3) {
    grid-column: span 4;
}

.results-grid .result-card:nth-child(4),
.results-grid .result-card:nth-child(5),
.results-grid .result-card:nth-child(6),
.results-grid .result-card:nth-child(7) {
    grid-column: span 3;
}

.result-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 12px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: visible;
    display: flex;
    flex-direction: column;
    cursor: pointer;
    aspect-ratio: auto;
    min-height: 280px;
    position: relative;
}

.result-card::after {
    content: '';
    display: none;
}

.result-image {
    width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    transition: var(--transition);
    display: block;
    margin-bottom: 12px;
}

.result-info {
    text-align: center;
    padding: 0 8px 8px;
}

.result-ticker {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-accent-light);
    margin-bottom: 4px;
    line-height: 1.3;
}

.result-return {
    font-size: 18px;
    font-weight: 900;
    letter-spacing: -0.5px;
    color: var(--color-accent-light);
}

.result-percent-value {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.result-percent-value.animated {
    animation: percentCountUp 1.2s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes percentCountUp {
    0% {
        opacity: 0.4;
    }
    100% {
        opacity: 1;
    }
}

.result-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-8px);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 10px 30px rgba(30, 64, 175, 0.2);
}

.result-card:hover::after {
    opacity: 1;
    transform: scale(1.05);
}

.result-card:hover .result-image {
    transform: scale(1.05);
}

.result-ticker {
    font-size: 14px;
    font-weight: 700;
    opacity: 0.9;
    margin-bottom: 8px;
}

.result-price {
    font-size: 13px;
    opacity: 0.8;
    margin-bottom: 12px;
}

.result-return {
    font-size: 28px;
    font-weight: 900;
}

.return-value {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.simulation-box {
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-dark);
    padding: 60px 50px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.simulation-box h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 40px;
}

.simulation-result {
    margin-bottom: 24px;
}

.simulation-before {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-gray-600);
    margin-bottom: 8px;
}

.simulation-arrow {
    font-size: 24px;
    color: var(--color-primary);
    margin-bottom: 8px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.simulation-after {
    font-size: 18px;
    color: var(--color-gray-600);
    margin-bottom: 8px;
}

.big-number {
    font-size: 56px;
    font-weight: 900;
    font-family: 'Oswald', sans-serif;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline;
    letter-spacing: -1px;
}

.count-to-million {
    animation: countUp 1.5s ease-out forwards;
}

@keyframes countUp {
    0% {
        opacity: 0.6;
        filter: brightness(0.8);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 1;
        filter: brightness(1);
    }
}

/* ========== Result Modal ========== */
.result-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
}

.result-modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease forwards;
}

.result-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
}

.result-modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
    background: white;
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
    animation: scaleIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    display: flex;
    align-items: center;
    justify-content: center;
}

.result-modal-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 8px;
}

.result-modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 44px;
    height: 44px;
    border: none;
    background: rgba(0, 0, 0, 0.3);
    color: white;
    font-size: 28px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 1;
}

.result-modal-close:hover {
    background: rgba(0, 0, 0, 0.5);
    transform: rotate(90deg);
}

.simulation-subtitle {
    font-size: 13px;
    color: var(--color-gray-600);
    margin-top: 12px;
}

.simulation-note {
    font-size: 12px;
    color: var(--color-gray-600);
    line-height: 1.6;
    margin-top: 20px;
}

/* ========== Strengths Section ========== */
.strengths-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-gray-100) 100%);
    position: relative;
}

.strengths-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.strengths-section .section-title {
    margin-bottom: 50px;
    position: relative;
}

.strengths-section .section-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 2px;
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 40px;
}

.strength-card {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-50) 100%);
    padding: 45px 35px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid transparent;
    border-left: 5px solid var(--color-primary);
    position: relative;
    overflow: hidden;
}

.strength-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 15px 15px 0 0;
}

.strength-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-left-color: var(--color-secondary);
}

.strength-card:hover::before {
    background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-primary) 100%);
}

.strength-number {
    font-size: 56px;
    font-weight: 900;
    font-family: 'Oswald', sans-serif;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    letter-spacing: -1px;
}

.strength-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 16px 0;
    color: var(--color-dark);
}

.strength-card p {
    font-size: 14px;
    color: var(--color-gray-600);
    line-height: 1.8;
}

/* ========== Testimonials ========== */
.testimonials-section {
    padding: 100px 0;
    background: var(--color-white);
    border-top: 4px solid var(--color-gray-200);
    position: relative;
}

.testimonials-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--color-gray-300) 50%, transparent 100%);
}

/* ガイダンステキスト */
.testimonials-guide {
    text-align: center;
    margin-bottom: 40px;
    animation: fadeIn 0.8s ease-out;
}

.guide-text {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--color-primary);
    font-weight: 600;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.05) 0%, rgba(8, 145, 178, 0.05) 100%);
    padding: 12px 24px;
    border-radius: 25px;
    border: 1px solid rgba(30, 64, 175, 0.2);
}

.guide-icon {
    display: inline-block;
    font-size: 18px;
    font-weight: 800;
    animation: slideHorizontal 1.2s ease-in-out infinite;
}

.guide-text .guide-icon:first-child {
    animation-delay: 0s;
    animation-direction: alternate-reverse;
}

.guide-text .guide-icon:last-child {
    animation-delay: 0.6s;
    animation-direction: alternate;
}

@keyframes slideHorizontal {
    0% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(8px);
    }
    100% {
        transform: translateX(0);
    }
}

.testimonials-section .section-title {
    margin-bottom: 50px;
}

.testimonials-swiper {
    position: relative;
    overflow: hidden;
    padding: 40px 0;
}

.testimonials-swiper .swiper-wrapper {
    padding: 20px 0;
}

.testimonials-swiper .swiper-slide {
    height: auto;
    display: flex;
}

.swiper-slide .testimonial-card {
    margin: 0 auto;
    width: 100%;
}

.testimonials-pagination {
    position: relative;
    bottom: 0 !important;
    margin-top: 50px;
    padding-top: 30px;
}

.testimonials-pagination .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: var(--color-gray-300);
    opacity: 0.6;
    margin: 0 6px;
}

.testimonials-pagination .swiper-pagination-bullet-active {
    background: var(--color-primary);
    opacity: 1;
    width: 28px;
    border-radius: 6px;
}

.testimonials-prev,
.testimonials-next {
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: var(--color-white);
    border-radius: 50%;
    box-shadow: var(--shadow);
    color: var(--color-primary);
    transition: var(--transition);
    border: 2px solid var(--color-primary);
    z-index: 10;
}

.testimonials-prev {
    left: -60px;
}

.testimonials-next {
    right: -60px;
}

.testimonials-prev:hover,
.testimonials-next:hover {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-lg);
}

.testimonials-prev::after,
.testimonials-next::after {
    font-size: 20px;
    font-weight: 700;
}

.testimonial-card {
    background: var(--color-white);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 5px solid var(--color-primary);
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.testimonial-header-line {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.testimonial-avatar svg {
    width: 100%;
    height: 100%;
    color: var(--color-white);
}

.testimonial-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.testimonial-age {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-dark);
    background: none !important;
    padding: 0 !important;
    border-radius: 0 !important;
    margin-bottom: 0 !important;
}

.testimonial-meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: 12px;
    color: var(--color-gray-600);
}

.testimonial-experience,
.testimonial-amount {
    font-weight: 500;
}

.testimonial-experience::before {
    content: '📈 ';
}

.testimonial-amount::before {
    content: '💰 ';
}


.testimonial-stars {
    font-size: 14px;
    color: var(--color-accent);
    margin-bottom: 4px;
}

.testimonial-text {
    font-size: 14px;
    color: var(--color-gray-700);
    line-height: 1.8;
    font-style: italic;
    border-left: 3px solid var(--color-accent);
    padding-left: 12px;
    margin: 8px 0 12px 0;
}

.testimonial-image {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--color-gray-200);
}

.testimonial-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
    max-height: 200px;
    object-fit: contain;
    cursor: pointer;
    transition: var(--transition);
}

.testimonial-img:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

/* スタート資金100万以下は少し控えめに */
.testimonial-card[data-amount="low"] {
    opacity: 0.85;
    transform: scale(0.98);
}

.testimonial-card[data-amount="low"] .testimonial-avatar {
    opacity: 0.8;
    background: linear-gradient(135deg, var(--color-gray-600) 0%, var(--color-gray-700) 100%);
}

.testimonial-card[data-amount="low"] .testimonial-amount {
    color: var(--color-gray-500);
    font-weight: 400;
}

.testimonial-card[data-amount="low"]:hover {
    opacity: 1;
    transform: scale(0.99);
}

.testimonials-note {
    text-align: center;
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid var(--color-gray-200);
}

.testimonials-note p {
    font-size: 12px;
    color: var(--color-gray-600);
    line-height: 1.6;
}

.testimonial-stars {
    color: var(--color-accent);
    font-size: 12px;
    margin-bottom: 8px;
}

/* ========== HowTo Section ========== */
.howto-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-gray-100) 100%);
    position: relative;
}

.howto-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.steps-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    margin-top: 60px;
}

.step-card {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-50) 100%);
    padding: 40px 30px;
    border-radius: 15px;
    flex: 1;
    transition: var(--transition);
    text-align: center;
    position: relative;
    border: 2px solid var(--color-gray-200);
    overflow: hidden;
}

.step-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.step-card:nth-child(3)::before {
    background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-primary) 100%);
}

.step-card:nth-child(5)::before {
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
}

.step-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    font-weight: 800;
    font-size: 15px;
    margin: 0 auto 20px;
    letter-spacing: -3px;
}

.step-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-dark);
}

.step-card > p:nth-of-type(1) {
    font-size: 13px;
    color: var(--color-gray-600);
    font-weight: 600;
    margin-bottom: 12px;
}

.step-description {
    font-size: 13px;
    color: var(--color-gray-600);
    line-height: 1.7;
}

.step-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 32px;
    font-weight: 700;
    margin-top: 40px;
}

/* ========== FAQ ========== */
.faq-section {
    padding: 100px 0;
    background: var(--color-white);
    position: relative;
}

.faq-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.faq-section .section-title {
    margin-bottom: 60px;
    position: relative;
}

.faq-section .section-title::after {
    content: '';
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 2px;
}

.faq-items {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: 12px;
    margin-bottom: 16px;
    overflow: hidden;
    transition: var(--transition);
    border-left: 5px solid transparent;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.faq-item:hover {
    border-color: var(--color-primary);
    border-left-color: var(--color-secondary);
    box-shadow: 0 12px 32px rgba(30, 64, 175, 0.15);
    transform: translateX(4px);
}

.faq-question {
    padding: 28px 32px;
    font-size: 16px;
    font-weight: 700;
    color: var(--color-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(90deg, var(--color-white) 0%, var(--color-gray-50) 100%);
    transition: var(--transition);
}

.faq-question::before {
    content: 'Q.';
    display: inline-block;
    margin-right: 14px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    font-size: 20px;
}

.faq-question::after {
    content: '▼';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 16px;
    font-weight: 700;
    transition: var(--transition);
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.2);
}

.faq-item:hover .faq-question {
    background: linear-gradient(90deg, #f0f7ff 0%, #f5f9ff 100%);
}

.faq-item:hover .faq-question::after {
    box-shadow: 0 6px 16px rgba(30, 64, 175, 0.3);
    transform: scale(1.1);
}

.faq-item.open .faq-question {
    background: linear-gradient(90deg, #e0efff 0%, #e8f2ff 100%);
    border-bottom: 2px solid var(--color-primary);
}

.faq-item.open .faq-question::after {
    transform: rotate(180deg);
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    box-shadow: 0 6px 16px rgba(8, 145, 178, 0.3);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    border-top: 1px solid var(--color-gray-200);
}

.faq-item.open .faq-answer {
    max-height: 600px;
}

.faq-answer p {
    padding: 28px 32px;
    font-size: 15px;
    color: var(--color-gray-700);
    line-height: 1.9;
    position: relative;
    padding-left: 50px;
}

.faq-answer p::before {
    content: 'A.';
    position: absolute;
    left: 32px;
    background: linear-gradient(135deg, var(--color-success) 0%, #00d084 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    font-size: 18px;
}

/* ========== Closing Section ========== */
.closing-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-secondary) 100%);
    color: var(--color-white);
}

.closing-content {
    max-width: 750px;
    margin: 0 auto;
    text-align: center;
}

.closing-content p {
    font-size: 17px;
    line-height: 2;
    margin-bottom: 24px;
}

.closing-content strong {
    font-weight: 700;
    color: var(--color-accent-light);
    display: block;
}

.highlight-text {
    background: rgba(255, 255, 255, 0.1);
    padding: 40px 30px;
    border-radius: 15px;
    border-left: 5px solid var(--color-accent);
    margin-bottom: 40px;
    backdrop-filter: blur(10px);
}

.promise {
    font-size: 18px;
    font-weight: 600;
    line-height: 2;
    margin: 40px 0;
}

.closing-cta {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 40px;
    display: block;
    position: relative;
}

.closing-content .cta-button-large {
    position: relative;
    overflow: hidden;
    max-width: 500px;
    padding: 18px 60px;
    font-size: 18px;
    font-weight: 800;
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.25);
}

.closing-content .cta-button-large::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    border-radius: 10px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.closing-content .cta-button-large:hover::before {
    opacity: 1;
}

.closing-content .cta-button-large:hover {
    filter: brightness(1.15);
    transform: translateY(-4px);
    box-shadow: 0 16px 50px rgba(255, 255, 255, 0.35);
}

/* ========== Sticky Banner ========== */
.sticky-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: 16px 20px;
    z-index: 1000;
    display: none;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    animation: slideUp 0.3s ease;
}

.sticky-banner.show {
    display: block;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.sticky-banner-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.sticky-banner-text {
    flex: 1;
}

.sticky-banner-title {
    font-size: 16px;
    font-weight: 700;
    margin: 0;
    margin-bottom: 4px;
}

.sticky-banner-subtitle {
    font-size: 12px;
    opacity: 0.9;
    margin: 0;
}

.sticky-banner-button {
    background: var(--color-white);
    color: var(--color-primary);
    border: none;
    padding: 12px 28px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.sticky-banner-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.sticky-banner-close {
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 20px;
    cursor: pointer;
    opacity: 0.7;
    transition: var(--transition);
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sticky-banner-close:hover {
    opacity: 1;
}

/* ========== Exit Popup ========== */
.exit-popup {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}

.exit-popup.show {
    display: flex;
}

.exit-popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    cursor: pointer;
}

.exit-popup-content {
    position: relative;
    background: var(--color-white);
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    animation: popupSlideIn 0.3s ease;
}

@keyframes popupSlideIn {
    from {
        transform: scale(0.9) translateY(-30px);
        opacity: 0;
    }
    to {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

.exit-popup-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--color-gray-400);
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.exit-popup-close:hover {
    color: var(--color-dark);
}

.exit-popup-inner {
    padding: 50px 40px;
    text-align: center;
}

.exit-popup-inner h2 {
    font-size: 28px;
    margin-bottom: 12px;
    color: var(--color-dark);
}

.exit-popup-subtitle {
    font-size: 16px;
    color: var(--color-gray-600);
    margin-bottom: 30px;
    line-height: 1.6;
}

.exit-popup-features {
    display: grid;
    gap: 16px;
    margin-bottom: 30px;
    text-align: left;
}

.feature {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--color-gray-50);
    border-radius: 8px;
    font-size: 14px;
    color: var(--color-gray-700);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--color-success);
    color: var(--color-white);
    border-radius: 50%;
    flex-shrink: 0;
    font-weight: 700;
    font-size: 12px;
}

.exit-popup-button {
    width: 100%;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    border: none;
    padding: 16px 28px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 12px;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3);
}

.exit-popup-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.exit-popup-link {
    width: 100%;
    background: none;
    color: var(--color-gray-500);
    border: 1px solid var(--color-gray-300);
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.exit-popup-link:hover {
    color: var(--color-gray-600);
    border-color: var(--color-gray-400);
}

/* ========== Footer ========== */
.footer {
    background: linear-gradient(135deg, var(--color-gray-900) 0%, var(--color-dark) 100%);
    color: var(--color-white);
    padding: 50px 0;
    text-align: center;
    margin-bottom: 0;
}

.footer p {
    margin-bottom: 12px;
    font-size: 14px;
}

.footer-links {
    margin: 20px 0;
    font-size: 13px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-links a {
    color: var(--color-gray-300);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-white);
    text-decoration: underline;
}

.footer-link-separator {
    color: var(--color-gray-500);
}

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

/* ========== Animations ========== */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

.card {
    animation: slideInUp 0.7s ease-out;
}

.card:nth-child(2) {
    animation-delay: 0.1s;
}

.card:nth-child(3) {
    animation-delay: 0.2s;
}

/* ホバー時の細かいアニメーション */
@keyframes hoverLift {
    to {
        transform: translateY(-8px);
    }
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .testimonials-prev,
    .testimonials-next {
        width: 40px;
        height: 40px;
    }

    .testimonials-prev {
        left: -30px;
    }

    .testimonials-next {
        right: -30px;
    }
}

@media (max-width: 768px) {
    .navbar-toggle {
        display: flex;
    }

    .nav-menu {
        display: none;
    }

    .header .container {
        grid-template-columns: 1fr;
        gap: 40px;
        padding-bottom: 40px;
    }

    .header-title {
        font-size: 36px;
    }

    .text-highlight {
        font-size: 44px;
    }

    .header-subtitle {
        font-size: 18px;
    }

    .section-title {
        font-size: 32px;
    }

    .form-container {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 40px;
    }

    .form-content {
        gap: 16px;
    }

    .developer-header {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .developer-photo {
        width: 100%;
        max-width: 100%;
    }

    .form-content h3 {
        font-size: 20px !important;
    }

    .quick-register-input {
        flex-direction: column;
    }

    .email-input,
    .email-submit-button {
        width: 100%;
    }

    .developer-grid,
    .steps-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .steps-container {
        flex-direction: column;
    }

    .step-arrow {
        transform: rotate(90deg);
        margin: 10px auto;
        display: flex;
        justify-content: center;
    }

    .header-benefits-grid {
        grid-template-columns: 1fr;
    }

    .header-cta-content .btn {
        width: 90%;
        max-width: 100%;
        font-size: 16px;
    }

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

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

    .result-card-seventh {
        display: block;
        grid-column: span 1;
    }

    .results-section-header {
        flex-direction: column;
        gap: 20px;
    }

    .results-hint {
        margin-left: 0;
        width: 100%;
        text-align: center;
    }

    .result-ticker {
        font-size: 12px;
    }

    .result-return {
        font-size: 16px;
    }

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

    .testimonials-swiper {
        padding: 20px 0;
    }

    .testimonials-prev,
    .testimonials-next {
        display: none;
    }

    .simulation-box {
        padding: 40px 30px;
    }

    .big-number {
        font-size: 42px;
    }

    .sticky-banner-content {
        flex-wrap: wrap;
        gap: 12px;
    }

    .sticky-banner-text {
        flex: 1 1 100%;
    }

    .sticky-banner-button,
    .sticky-banner-close {
        flex: 1 1 auto;
    }

    .exit-popup-content {
        width: 95%;
    }

    .exit-popup-inner {
        padding: 40px 30px;
    }

    .exit-popup-inner h2 {
        font-size: 24px;
    }

    .exit-popup-subtitle {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 60px 0 40px;
    }

    .header-badge-group {
        flex-direction: column;
    }

    .header-title {
        font-size: 28px;
    }

    .text-highlight {
        font-size: 32px;
    }

    .header-subtitle {
        font-size: 16px;
    }

    .header-cta-group {
        gap: 12px;
    }

    .btn-lg {
        width: 100%;
        max-width: 100%;
        padding: 14px 24px;
        font-size: 15px;
    }

    .section-title {
        font-size: 24px;
    }

    .form-section {
        padding: 60px 0;
    }

    .form-container {
        padding: 30px;
        gap: 20px;
    }

    .form-content h3 {
        font-size: 18px !important;
    }

    .quick-register-input {
        border-radius: 8px;
    }

    .email-input,
    .email-submit-button {
        padding: 13px 16px;
        font-size: 14px;
    }

    .solution-box {
        padding: 30px 20px;
    }

    .solution-box h3 {
        font-size: 18px;
    }

    .solution-box p {
        font-size: 16px;
    }

    .big-number {
        font-size: 36px;
    }

    .step-card {
        padding: 30px 20px;
    }

    .step-number {
        width: 50px;
        height: 50px;
        font-size: 16px;
    }

    .testimonials-section {
        padding: 60px 0;
    }

    .testimonials-guide {
        margin-bottom: 30px;
    }

    .guide-text {
        font-size: 13px;
        padding: 10px 16px;
        gap: 8px;
    }

    .guide-icon {
        font-size: 16px;
    }

    .testimonial-avatar {
        width: 50px;
        height: 50px;
    }

    .testimonial-header-line {
        gap: 10px;
    }

    .testimonial-age {
        font-size: 13px;
    }

    .testimonial-meta {
        font-size: 11px;
    }

    .testimonial-text {
        font-size: 13px;
        padding-left: 10px;
    }

    .testimonials-note p {
        font-size: 11px;
    }

    .sticky-banner {
        padding: 12px 15px;
        bottom: auto;
        top: 0;
    }

    .sticky-banner-title {
        font-size: 14px;
    }

    .sticky-banner-subtitle {
        font-size: 11px;
    }

    .sticky-banner-button {
        padding: 10px 20px;
        font-size: 13px;
    }

    .exit-popup-inner {
        padding: 30px 20px;
    }

    .exit-popup-inner h2 {
        font-size: 20px;
        margin-bottom: 8px;
    }

    .exit-popup-subtitle {
        font-size: 13px;
        margin-bottom: 20px;
    }

    .exit-popup-features {
        gap: 10px;
        margin-bottom: 20px;
    }

    .feature {
        font-size: 13px;
        padding: 10px;
    }

    .closing-content p {
        font-size: 15px;
        line-height: 1.8;
    }

    .closing-content strong {
        display: block;
    }

    .faq-section {
        padding: 60px 0;
    }

    .faq-section .section-title {
        margin-bottom: 40px;
    }

    .faq-section .section-title::after {
        width: 50px;
    }

    .faq-question {
        padding: 20px 24px;
        font-size: 15px;
    }

    .faq-question::before {
        font-size: 18px;
        margin-right: 10px;
    }

    .faq-question::after {
        width: 28px;
        height: 28px;
    }

    .faq-answer p {
        padding: 20px 24px;
        font-size: 14px;
        padding-left: 44px;
    }

    .faq-answer p::before {
        left: 24px;
        font-size: 16px;
    }
}

@media (min-width: 769px) {
    .simple-form-group {
        flex-direction: row;
    }

    .simple-email-input {
        flex: 1;
    }

    .simple-submit-button {
        width: auto;
        padding: 16px 40px;
    }
}