/* 정형외과 원장을 위한 깔끔한 정보형 랜딩 페이지 */

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

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: #f8f9fa;
    color: #2d3748;
    line-height: 1.7;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========== 히어로 섹션 ========== */
.hero-section {
    background: linear-gradient(135deg, #1e3a5f 0%, #2c5282 100%);
    color: white;
    padding: 100px 0 120px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="1" height="1" x="50" y="50" fill="white" opacity="0.05"/></svg>') repeat;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.question-mark {
    font-size: 80px;
    font-weight: 700;
    color: rgba(255,255,255,0.2);
    margin-bottom: 20px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.05); }
}

.hero-title {
    font-size: 42px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 18px;
    font-weight: 300;
    line-height: 1.6;
    color: rgba(255,255,255,0.85);
}

/* ========== 메인 컨텐츠 ========== */
.main-content {
    background: white;
    padding: 80px 0;
}

/* ========== 상황 카드 ========== */
.situation-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.card {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    border-color: #2c5282;
}

.card-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #e6f2ff 0%, #f0f7ff 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.card-icon i {
    font-size: 32px;
    color: #2c5282;
}

.card h3 {
    font-size: 18px;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 12px;
}

.card p {
    font-size: 15px;
    color: #718096;
    line-height: 1.6;
}

/* ========== 문제 제기 ========== */
.problem-statement {
    text-align: center;
    margin: 80px 0;
}

.divider-line {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #2c5282, #4a90e2);
    margin: 0 auto 40px;
    border-radius: 2px;
}

.problem-text {
    font-size: 22px;
    line-height: 1.8;
    color: #2d3748;
    max-width: 700px;
    margin: 0 auto;
}

.problem-text strong {
    color: #2c5282;
    font-weight: 600;
}

/* ========== 핵심 인사이트 ========== */
.key-insight {
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    border-radius: 20px;
    padding: 60px 50px;
    margin: 80px 0;
}

.insight-header {
    text-align: center;
    margin-bottom: 50px;
}

.insight-icon {
    font-size: 60px;
    margin-bottom: 20px;
}

.insight-header h2 {
    font-size: 32px;
    font-weight: 600;
    line-height: 1.5;
    color: #1a202c;
    margin-bottom: 0;
}

.highlight {
    background: linear-gradient(transparent 60%, #ffd93d 60%);
    padding: 0 8px;
}

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

.insight-desc {
    font-size: 18px;
    text-align: center;
    color: #4a5568;
    margin-bottom: 40px;
    line-height: 1.8;
}

/* 인용구 박스 */
.quote-box {
    background: white;
    border-left: 4px solid #2c5282;
    border-radius: 8px;
    padding: 30px 40px;
    margin: 40px 0;
    position: relative;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.quote-icon {
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 40px;
    color: #e2e8f0;
    font-family: Georgia, serif;
}

.quote-content {
    padding-left: 30px;
}

.quote-content p {
    font-size: 16px;
    color: #4a5568;
    font-style: italic;
    margin-bottom: 12px;
    line-height: 1.7;
}

.quote-content p:last-child {
    margin-bottom: 0;
}

/* 퍼널 시각화 */
.funnel-visual {
    background: white;
    border-radius: 12px;
    padding: 40px;
    margin: 50px 0;
    box-shadow: 0 2px 15px rgba(0,0,0,0.06);
}

.funnel-step {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 10px;
}

.funnel-number {
    font-size: 24px;
    font-weight: 700;
    color: #2c5282;
    min-width: 80px;
}

.funnel-label {
    font-size: 16px;
    color: #4a5568;
    min-width: 100px;
}

.funnel-bar {
    height: 30px;
    background: linear-gradient(90deg, #2c5282, #4a90e2);
    border-radius: 15px;
    transition: width 1s ease;
    box-shadow: 0 2px 8px rgba(44, 82, 130, 0.3);
}

.funnel-arrow {
    text-align: center;
    font-size: 24px;
    color: #cbd5e0;
    margin: 5px 0;
}

.insight-conclusion {
    font-size: 18px;
    text-align: center;
    color: #2d3748;
    margin-top: 40px;
    line-height: 1.8;
}

.insight-conclusion strong {
    color: #2c5282;
    font-weight: 600;
}

/* ========== 환자 심리 5가지 ========== */
.patient-psychology {
    margin: 100px 0;
}

.section-title {
    font-size: 36px;
    font-weight: 600;
    text-align: center;
    color: #1a202c;
    margin-bottom: 60px;
    line-height: 1.4;
}

.number-highlight {
    color: #2c5282;
    font-weight: 700;
}

.reason-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.reason-card {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    padding: 40px 32px;
    position: relative;
    transition: all 0.3s ease;
}

.reason-card:hover {
    border-color: #2c5282;
    box-shadow: 0 8px 25px rgba(44, 82, 130, 0.12);
    transform: translateY(-3px);
}

.reason-number {
    position: absolute;
    top: 20px;
    right: 25px;
    font-size: 48px;
    font-weight: 700;
    color: #edf2f7;
}

.reason-icon-circle {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #2c5282, #4a90e2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.reason-icon-circle i {
    font-size: 26px;
    color: white;
}

.reason-card .reason-title {
    font-size: 20px;
    font-weight: 600;
    color: #1a202c;
    line-height: 1.5;
    margin-bottom: 16px;
}

.reason-card .reason-desc {
    font-size: 15px;
    color: #4a5568;
    line-height: 1.8;
}

/* ========== 결론 섹션 ========== */
.conclusion-section {
    margin: 100px 0;
}

.conclusion-box {
    background: linear-gradient(135deg, #1e3a5f 0%, #2c5282 100%);
    border-radius: 20px;
    padding: 60px 50px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.conclusion-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
}

.conclusion-content {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.conclusion-text {
    font-size: 18px;
    color: rgba(255,255,255,0.85);
    line-height: 1.8;
    margin-bottom: 24px;
}

.conclusion-highlight {
    font-size: 24px;
    font-weight: 600;
    color: white;
    line-height: 1.6;
    margin: 32px 0;
    padding: 20px;
    background: rgba(255,255,255,0.1);
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.2);
}

/* CTA 버튼 */
.cta-section {
    text-align: center;
    margin-top: 50px;
}

.cta-button {
    display: inline-block;
    padding: 18px 40px;
    background: white;
    color: #2c5282;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.cta-button:hover {
    background: #f7fafc;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

/* ========== 푸터 ========== */
.footer {
    background: #f7fafc;
    padding: 40px 0;
    border-top: 1px solid #e2e8f0;
}

.footer-text {
    font-size: 13px;
    color: #a0aec0;
    text-align: center;
    line-height: 1.6;
}

/* ========== 모달 스타일 ========== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

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

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: white;
    border-radius: 20px;
    padding: 50px 40px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 24px;
    color: #a0aec0;
    cursor: pointer;
    transition: color 0.2s ease;
    padding: 5px;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: #2d3748;
}

.modal-header {
    text-align: center;
    margin-bottom: 35px;
}

.modal-header h3 {
    font-size: 26px;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 10px;
}

.modal-header p {
    font-size: 15px;
    color: #718096;
}

/* 폼 스타일 */
.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #2d3748;
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    font-size: 15px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    transition: all 0.2s ease;
    font-family: 'Noto Sans KR', sans-serif;
}

.form-group input:focus {
    outline: none;
    border-color: #2c5282;
    box-shadow: 0 0 0 3px rgba(44, 82, 130, 0.1);
}

.form-group small {
    display: block;
    font-size: 12px;
    color: #a0aec0;
    margin-top: 6px;
}

.submit-button {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #2c5282 0%, #4a90e2 100%);
    color: white;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
    font-family: 'Noto Sans KR', sans-serif;
}

.submit-button:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(44, 82, 130, 0.3);
}

.submit-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.button-loader {
    font-size: 18px;
}

/* 성공 메시지 */
.success-message {
    text-align: center;
    padding: 40px 20px;
}

.success-message i {
    font-size: 60px;
    color: #48bb78;
    margin-bottom: 20px;
}

.success-message h4 {
    font-size: 22px;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 12px;
}

.success-message p {
    font-size: 15px;
    color: #718096;
}

/* ========== 반응형 디자인 ========== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 36px;
    }
    
    .key-insight {
        padding: 50px 40px;
    }
    
    .reason-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 80px 0 100px;
    }
    
    .question-mark {
        font-size: 60px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .main-content {
        padding: 60px 0;
    }
    
    .situation-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .key-insight {
        padding: 40px 30px;
        margin: 60px 0;
    }
    
    .insight-header h2 {
        font-size: 26px;
    }
    
    .quote-box {
        padding: 25px 30px;
    }
    
    .quote-content {
        padding-left: 20px;
    }
    
    .funnel-visual {
        padding: 30px 20px;
    }
    
    .funnel-step {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .funnel-bar {
        width: 100% !important;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .reason-grid {
        grid-template-columns: 1fr;
    }
    
    .conclusion-box {
        padding: 40px 30px;
    }
    
    .conclusion-highlight {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .hero-section {
        padding: 60px 0 80px;
    }
    
    .hero-title {
        font-size: 24px;
    }
    
    .hero-subtitle {
        font-size: 15px;
    }
    
    .card {
        padding: 30px 20px;
    }
    
    .problem-text {
        font-size: 18px;
    }
    
    .key-insight {
        padding: 30px 20px;
    }
    
    .insight-header h2 {
        font-size: 22px;
    }
    
    .insight-desc {
        font-size: 16px;
    }
    
    .quote-box {
        padding: 20px 20px;
    }
    
    .quote-icon {
        font-size: 30px;
    }
    
    .quote-content p {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .reason-card {
        padding: 30px 24px;
    }
    
    .conclusion-box {
        padding: 30px 24px;
    }
    
    .conclusion-text {
        font-size: 16px;
    }
    
    .conclusion-highlight {
        font-size: 18px;
        padding: 16px;
    }
    
    .cta-button {
        padding: 16px 32px;
        font-size: 15px;
    }
    
    .modal-content {
        padding: 40px 30px;
        width: 95%;
    }
    
    .modal-header h3 {
        font-size: 22px;
    }
}