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

:root {
    --primary-blue: #1e3a5f;
    --dark-blue: #0f1f3a;
    --silver: #c0c0c0;
    --light-silver: #e8e8e8;
    --dark-silver: #808080;
    --white: #ffffff;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --line-green: #06c755;
    --accent: #4a90e2;
}

body {
    font-family: 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, var(--light-silver) 0%, var(--white) 100%);
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--primary-blue) 100%);
    color: var(--white);
    padding: 80px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(192, 192, 192, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(192, 192, 192, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 20px;
    line-height: 1.3;
}

.highlight {
    color: var(--silver);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.95;
    line-height: 1.8;
}

.hero-subtitle strong {
    color: var(--silver);
    font-weight: bold;
}

.hero-subtitle .warning-text {
    color: #ff9800;
    font-size: 0.95rem;
    display: block;
    margin-top: 10px;
}

.benefits {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin: 40px 0;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    padding: 12px 20px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(192, 192, 192, 0.2);
}

.benefit-icon {
    color: var(--silver);
    font-weight: bold;
    font-size: 1.2rem;
}

.cta-button {
    background: var(--line-green);
    color: var(--white);
    border: none;
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: bold;
    border-radius: 50px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(6, 199, 85, 0.3);
    margin: 20px 0;
}

.cta-button:hover {
    background: #05b048;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(6, 199, 85, 0.4);
}

.cta-button.large {
    padding: 20px 50px;
    font-size: 1.2rem;
}

.line-icon {
    background: var(--white);
    color: var(--line-green);
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: bold;
    font-size: 0.9rem;
}

.disclaimer-box {
    background: rgba(255, 193, 7, 0.1);
    border: 2px solid rgba(255, 193, 7, 0.3);
    border-radius: 10px;
    padding: 20px;
    margin-top: 30px;
    text-align: left;
}

.disclaimer-title {
    font-size: 1rem;
    font-weight: bold;
    color: #d32f2f;
    margin-bottom: 10px;
}

.disclaimer {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin: 0;
}

.warning-text {
    color: #d32f2f;
    font-weight: 600;
}

/* Hero Analysis Box */
.ai-analysis-hero {
    padding: 60px 20px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-analysis-box {
    max-width: 600px;
    margin: 40px auto 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(192, 192, 192, 0.3);
}

.hero-analysis-box .input-group label {
    color: var(--primary-blue);
}

.hero-analysis-box .input-group input {
    background: var(--white);
    color: var(--text-dark);
    border: 2px solid var(--silver);
}

.hero-analysis-box .input-group input:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

.hero-analysis-box .input-hint {
    color: var(--text-light);
}

.hero-analysis-box .analyze-button {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    border: none;
    box-shadow: 0 4px 15px rgba(30, 58, 95, 0.4);
}

.hero-analysis-box .analyze-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 58, 95, 0.5);
}

.hero-analysis-box .result-header h3 {
    color: var(--primary-blue);
}

.hero-analysis-box .summary-label {
    color: var(--text-dark);
}

/* About Section */
.about-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--light-silver) 0%, var(--white) 100%);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 20px;
    text-align: center;
}

.about-text.warning-text {
    background: rgba(255, 193, 7, 0.1);
    border-left: 4px solid #ff9800;
    padding: 15px 20px;
    border-radius: 5px;
    margin-top: 20px;
}

.section-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
}

/* Benefits Section */
.benefits-section {
    padding: 80px 20px;
    background: var(--white);
}

.benefits-content {
    max-width: 900px;
    margin: 0 auto;
}

.benefits-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 20px;
    text-align: center;
}

.benefits-text.warning-text {
    background: rgba(255, 193, 7, 0.1);
    border-left: 4px solid #ff9800;
    padding: 15px 20px;
    border-radius: 5px;
    margin-top: 20px;
}

.benefits-list {
    list-style: none;
    padding: 0;
    max-width: 700px;
    margin: 30px auto;
}

.benefits-list li {
    padding: 15px 20px;
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--light-silver) 0%, var(--white) 100%);
    border-left: 4px solid var(--primary-blue);
    border-radius: 8px;
    color: var(--text-dark);
    font-size: 1rem;
    line-height: 1.6;
}

.benefits-list li::before {
    content: '✓';
    color: var(--primary-blue);
    font-weight: bold;
    margin-right: 10px;
}

/* Features Section */
.features {
    padding: 80px 20px;
    background: var(--white);
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    color: var(--dark-blue);
    margin-bottom: 50px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--silver), var(--primary-blue));
    margin: 20px auto;
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    background: linear-gradient(135deg, var(--white) 0%, var(--light-silver) 100%);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid var(--silver);
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(30, 58, 95, 0.15);
    border-color: var(--primary-blue);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.feature-card h3 {
    color: var(--primary-blue);
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* AI Analysis Section */
.ai-analysis {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--white) 0%, var(--light-silver) 100%);
}

.analysis-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.8;
}

.analysis-box {
    max-width: 800px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(30, 58, 95, 0.1);
    border: 2px solid var(--silver);
}

.analysis-input-section {
    margin-bottom: 30px;
}

.input-group {
    margin-bottom: 25px;
}

.input-group label {
    display: block;
    color: var(--primary-blue);
    font-weight: bold;
    margin-bottom: 8px;
    font-size: 1rem;
}

.input-group input {
    width: 100%;
    padding: 15px;
    border: 2px solid var(--silver);
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--white);
    color: var(--text-dark);
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

.input-group input::placeholder {
    color: var(--dark-silver);
}

.input-hint {
    display: block;
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 5px;
}

.analyze-button {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    border: none;
    padding: 18px 30px;
    font-size: 1.1rem;
    font-weight: bold;
    border-radius: 50px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(30, 58, 95, 0.3);
    margin-top: 20px;
}

.analyze-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 58, 95, 0.4);
}

.analyze-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.analyze-icon {
    font-size: 1.3rem;
}

.analysis-result {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 2px solid var(--light-silver);
}

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

.result-header h3 {
    color: var(--primary-blue);
    font-size: 1.5rem;
}

.result-status {
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
}

.result-status.analyzing {
    background: var(--accent);
    color: var(--white);
}

.result-status.completed {
    background: var(--line-green);
    color: var(--white);
}

.loading-animation {
    padding: 30px 20px;
}

.progress-container {
    margin-bottom: 40px;
    position: relative;
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: var(--light-silver);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--silver);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent), var(--line-green));
    border-radius: 10px;
    width: 0%;
    transition: width 0.3s ease;
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.progress-text {
    text-align: center;
    margin-top: 10px;
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--primary-blue);
}

.analysis-steps {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.analysis-step {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--white);
    border-radius: 12px;
    border: 2px solid var(--light-silver);
    transition: all 0.4s ease;
    opacity: 0.5;
    transform: translateX(-20px);
    position: relative;
    overflow: hidden;
}

.analysis-step::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: linear-gradient(90deg, var(--primary-blue), transparent);
    transition: width 0.5s ease;
}

.analysis-step.active {
    opacity: 1;
    transform: translateX(0);
    border-color: var(--primary-blue);
    box-shadow: 0 4px 15px rgba(30, 58, 95, 0.15);
}

.analysis-step.active::before {
    width: 4px;
}

.analysis-step.completed {
    opacity: 1;
    transform: translateX(0);
    border-color: var(--line-green);
    background: linear-gradient(135deg, rgba(6, 199, 85, 0.05), var(--white));
}

.analysis-step.completed::before {
    width: 4px;
    background: linear-gradient(90deg, var(--line-green), transparent);
}

.step-icon {
    font-size: 2rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--light-silver), var(--white));
    border-radius: 50%;
    border: 2px solid var(--silver);
    flex-shrink: 0;
    transition: all 0.4s ease;
}

.analysis-step.active .step-icon {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent));
    border-color: var(--primary-blue);
    transform: scale(1.1);
    animation: pulse 1.5s infinite;
}

.analysis-step.completed .step-icon {
    background: linear-gradient(135deg, var(--line-green), #05b048);
    border-color: var(--line-green);
}

@keyframes pulse {
    0%, 100% { transform: scale(1.1); }
    50% { transform: scale(1.15); }
}

.step-content {
    flex: 1;
}

.step-content h4 {
    color: var(--primary-blue);
    font-size: 1.1rem;
    margin-bottom: 5px;
    font-weight: bold;
}

.analysis-step.active .step-content h4 {
    color: var(--primary-blue);
}

.analysis-step.completed .step-content h4 {
    color: var(--line-green);
}

.step-content p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin: 0;
}

.step-check {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--line-green);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    opacity: 0;
    transform: scale(0);
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.analysis-step.completed .step-check {
    opacity: 1;
    transform: scale(1);
    animation: checkPop 0.4s ease;
}

@keyframes checkPop {
    0% { transform: scale(0) rotate(-180deg); }
    50% { transform: scale(1.2) rotate(0deg); }
    100% { transform: scale(1) rotate(0deg); }
}

.result-summary {
    background: linear-gradient(135deg, var(--light-silver) 0%, var(--white) 100%);
    padding: 25px;
    border-radius: 15px;
    margin: 20px 0;
    border: 1px solid var(--silver);
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid var(--silver);
}

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

.summary-label {
    color: var(--text-dark);
    font-weight: bold;
    font-size: 1rem;
}

.summary-value {
    color: var(--primary-blue);
    font-weight: bold;
    font-size: 1.1rem;
    padding: 5px 15px;
    background: var(--white);
    border-radius: 20px;
    border: 1px solid var(--silver);
}

.result-cta {
    text-align: center;
    padding: 30px 20px;
    background: linear-gradient(135deg, rgba(30, 58, 95, 0.05), rgba(15, 31, 58, 0.05));
    border-radius: 15px;
    margin-top: 25px;
}

.cta-text {
    color: var(--text-dark);
    margin-bottom: 20px;
    line-height: 1.8;
    font-size: 1rem;
}

.cta-text strong {
    color: var(--primary-blue);
}

/* How It Works Section */
.how-it-works {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--light-silver) 0%, var(--white) 100%);
}

.steps {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 40px;
}

.step {
    flex: 1;
    min-width: 250px;
    text-align: center;
    padding: 30px;
    background: var(--white);
    border-radius: 15px;
    border: 2px solid var(--silver);
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--silver);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: bold;
    margin: 0 auto 20px;
    box-shadow: 0 4px 15px rgba(30, 58, 95, 0.3);
}

.step h3 {
    color: var(--primary-blue);
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.step p {
    color: var(--text-light);
    line-height: 1.8;
}

/* CTA Section */
.cta-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: var(--white);
    text-align: center;
}

.cta-title {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--white);
}

.cta-subtitle {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-subtitle .warning-text {
    color: #ff9800;
    font-size: 0.95rem;
    display: block;
    margin-top: 15px;
}

/* Footer */
.footer {
    background: var(--dark-blue);
    color: var(--silver);
    padding: 40px 20px;
    text-align: center;
}

.footer-text {
    font-size: 0.85rem;
    line-height: 1.8;
    margin-bottom: 20px;
    opacity: 0.9;
    text-align: left;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.footer-text strong {
    color: #ff9800;
    font-weight: bold;
}

.footer-links {
    font-size: 0.9rem;
}

.footer-links a {
    color: var(--silver);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.modal-content {
    background: linear-gradient(135deg, var(--white) 0%, var(--light-silver) 100%);
    margin: 15% auto;
    padding: 40px;
    border-radius: 20px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    position: relative;
    border: 2px solid var(--silver);
    box-sizing: border-box;
}

.close {
    color: var(--dark-silver);
    float: right;
    font-size: 28px;
    font-weight: bold;
    position: absolute;
    top: 15px;
    right: 20px;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close:hover {
    color: var(--primary-blue);
}

.modal-content h2 {
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.modal-content p {
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.8;
}

.modal-content .warning-text {
    color: #d32f2f;
    font-weight: 600;
    display: block;
    margin-top: 10px;
}

.modal-content small.warning-text {
    font-size: 0.85rem;
    line-height: 1.6;
}

.modal-buttons {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
}

.modal-button {
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-button.cancel {
    background: var(--light-silver);
    color: var(--text-dark);
}

.modal-button.cancel:hover {
    background: var(--dark-silver);
    color: var(--white);
}

.modal-button.confirm {
    background: var(--line-green);
    color: var(--white);
}

.modal-button.confirm:hover {
    background: #05b048;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(6, 199, 85, 0.3);
}

/* Analysis Modal Styles */
.analysis-modal-content {
    max-width: 700px;
    padding: 0;
    overflow: hidden;
    box-sizing: border-box;
    position: relative;
}

.analysis-modal-header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: var(--white);
    padding: 25px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.analysis-modal-header h2 {
    color: var(--white);
    margin: 0;
    font-size: 1.5rem;
}

.analysis-modal-body {
    padding: 40px;
    max-height: 70vh;
    overflow-y: auto;
}

.analysis-modal-body .loading-animation {
    padding: 20px 0;
}

.analysis-result-content {
    text-align: center;
}

.result-summary-modal {
    background: linear-gradient(135deg, var(--light-silver) 0%, var(--white) 100%);
    padding: 25px;
    border-radius: 15px;
    margin: 20px 0 30px;
    border: 1px solid var(--silver);
}

.modal-cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.modal-button.close-result {
    background: var(--light-silver);
    color: var(--text-dark);
}

.modal-button.close-result:hover {
    background: var(--dark-silver);
    color: var(--white);
}

.modal-button.confirm {
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-button.confirm .line-icon {
    background: var(--white);
    color: var(--line-green);
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: bold;
    font-size: 0.9rem;
}

/* Analysis Line CTA */
.analysis-line-cta {
    text-align: center;
    padding: 20px 0;
}

.line-cta-content h3 {
    color: var(--primary-blue);
    font-size: 1.8rem;
    margin-bottom: 20px;
    font-weight: bold;
}

.line-cta-text {
    color: var(--text-dark);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 25px;
}

.line-cta-text strong {
    color: var(--primary-blue);
    font-weight: bold;
}

.line-cta-text small {
    display: block;
    margin-top: 10px;
    font-size: 0.85rem;
    color: #d32f2f;
}

.line-benefits {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin: 30px 0;
}

.line-benefit-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--light-silver) 0%, var(--white) 100%);
    padding: 12px 20px;
    border-radius: 25px;
    border: 1px solid var(--silver);
    font-size: 0.95rem;
    color: var(--text-dark);
}

.line-benefit-item .benefit-icon {
    color: var(--line-green);
    font-weight: bold;
    font-size: 1.1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .ai-analysis-hero {
        padding: 40px 20px;
        min-height: auto;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .hero-analysis-box {
        padding: 25px 20px;
        margin: 30px auto 0;
    }

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

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

    .steps {
        flex-direction: column;
    }

    .cta-title {
        font-size: 1.5rem;
    }

    .modal {
        padding: 10px;
    }

    .modal-content {
        margin: 5% auto;
        padding: 25px 20px;
        width: 95%;
        max-width: 100%;
        border-radius: 15px;
        max-height: 90vh;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .close {
        font-size: 24px;
        top: 10px;
        right: 15px;
        width: 32px;
        height: 32px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(255, 255, 255, 0.8);
        border-radius: 50%;
    }

    .modal-content h2 {
        font-size: 1.3rem;
        margin-bottom: 15px;
        padding-right: 40px;
        line-height: 1.4;
    }

    .modal-content p {
        font-size: 0.9rem;
        margin-bottom: 20px;
        line-height: 1.6;
    }

    .modal-content small.warning-text {
        font-size: 0.75rem;
        line-height: 1.5;
        display: block;
        margin-top: 8px;
    }

    .modal-buttons {
        flex-direction: column;
        gap: 10px;
        margin-top: 20px;
    }

    .modal-button {
        width: 100%;
        padding: 14px 20px;
        font-size: 0.95rem;
    }

    .analysis-box {
        padding: 25px 15px;
    }

    .analysis-step {
        padding: 12px 10px;
        gap: 10px;
        flex-wrap: nowrap;
    }

    .step-icon {
        width: 36px;
        height: 36px;
        font-size: 1.3rem;
        flex-shrink: 0;
    }

    .step-content {
        flex: 1;
        min-width: 0;
    }

    .step-content h4 {
        font-size: 0.95rem;
        margin-bottom: 4px;
        line-height: 1.3;
    }

    .step-content p {
        font-size: 0.8rem;
        margin: 0;
        line-height: 1.4;
    }

    .step-check {
        width: 22px;
        height: 22px;
        font-size: 0.9rem;
        flex-shrink: 0;
    }

    .progress-container {
        margin-bottom: 25px;
    }

    .progress-bar {
        height: 10px;
    }

    .progress-text {
        font-size: 1rem;
        margin-top: 8px;
    }

    .loading-animation {
        padding: 15px 0;
    }

    .analysis-modal-content {
        margin: 2% auto;
        width: 95%;
        max-width: 100%;
        max-height: 96vh;
        border-radius: 15px;
        display: flex;
        flex-direction: column;
    }

    .analysis-modal-header {
        padding: 18px 20px;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        flex-shrink: 0;
        position: relative;
    }

    .analysis-modal-header h2 {
        font-size: 1.2rem;
        margin: 0;
        flex: 1;
        padding-right: 10px;
    }

    .analysis-modal-header .result-status {
        font-size: 0.85rem;
        padding: 6px 12px;
        white-space: nowrap;
    }

    .analysis-modal-body {
        padding: 20px 15px;
        max-height: calc(96vh - 80px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        flex: 1;
    }

    .modal-cta-buttons {
        flex-direction: column;
        gap: 10px;
        margin-top: 20px;
    }

    .modal-cta-buttons .modal-button {
        width: 100%;
        padding: 14px 20px;
        font-size: 0.95rem;
    }

    .modal-button.confirm {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
    }

    .modal-button.confirm .line-icon {
        font-size: 0.85rem;
        padding: 3px 6px;
    }

    .line-cta-content {
        padding: 10px 0;
    }

    .line-cta-content h3 {
        font-size: 1.3rem;
        margin-bottom: 15px;
        line-height: 1.3;
    }

    .line-cta-text {
        font-size: 0.9rem;
        line-height: 1.6;
        margin-bottom: 20px;
    }

    .line-cta-text strong {
        font-size: 0.95rem;
    }

    .line-cta-text small.warning-text {
        font-size: 0.7rem;
        line-height: 1.4;
        margin-top: 8px;
        display: block;
    }

    .line-benefits {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        margin: 20px 0;
    }

    .line-benefit-item {
        width: 100%;
        justify-content: flex-start;
        padding: 10px 15px;
        font-size: 0.85rem;
    }

    .line-benefit-item .benefit-icon {
        font-size: 1rem;
    }

    .about-text,
    .section-description,
    .benefits-text {
        font-size: 1rem;
        padding: 0 10px;
    }

    .benefits-list {
        padding: 0 15px;
    }

    .benefits-list li {
        font-size: 0.95rem;
        padding: 12px 15px;
    }

    .disclaimer-box {
        padding: 15px;
        margin-top: 20px;
    }

    .disclaimer-title {
        font-size: 0.9rem;
    }

    .disclaimer {
        font-size: 0.85rem;
    }

    .footer-text {
        font-size: 0.8rem;
        padding: 0 10px;
    }

    .hero-subtitle .warning-text {
        font-size: 0.85rem;
    }

    .cta-subtitle .warning-text {
        font-size: 0.85rem;
    }

    /* 弹框内容文字换行优化 */
    .modal-content p br {
        display: block;
        content: "";
        margin-top: 5px;
    }

    /* 分析步骤文字不换行优化 */
    .analysis-step {
        min-height: 60px;
    }

    /* 确保按钮在移动端有足够的触摸区域 */
    .modal-button {
        min-height: 44px;
        touch-action: manipulation;
    }

    .close {
        min-width: 32px;
        min-height: 32px;
        touch-action: manipulation;
    }
}

/* 超小屏幕优化 (最大宽度 480px) */
@media (max-width: 480px) {
    .modal-content {
        margin: 2% auto;
        padding: 20px 15px;
        width: 98%;
    }

    .modal-content h2 {
        font-size: 1.1rem;
    }

    .modal-content p {
        font-size: 0.85rem;
    }

    .analysis-modal-header {
        padding: 15px;
    }

    .analysis-modal-header h2 {
        font-size: 1.1rem;
    }

    .analysis-modal-body {
        padding: 15px 10px;
    }

    .line-cta-content h3 {
        font-size: 1.2rem;
    }

    .line-cta-text {
        font-size: 0.85rem;
    }

    .analysis-step {
        padding: 10px 8px;
    }

    .step-content h4 {
        font-size: 0.9rem;
    }

    .step-content p {
        font-size: 0.75rem;
    }
}