/* ===================================
   Landing Page 2 - Modern Dark Theme
   =================================== */

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

:root {
    /* 색상 팔레트 */
    --primary: #ff6b35;
    --primary-dark: #e85a2a;
    --navy: #1a1d29;
    --navy-light: #252936;
    --navy-lighter: #2f3545;
    --white: #ffffff;
    --gray-light: #a0a0a0;
    --gray-lighter: #e5e5e5;
    
    /* 그라데이션 */
    --gradient-orange: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    --gradient-dark: linear-gradient(135deg, #1a1d29 0%, #2f3545 100%);
    
    /* 그림자 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    
    /* 반경 */
    --radius: 12px;
    --radius-lg: 20px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--navy);
    line-height: 1.6;
    overflow-x: hidden;
}

.container-narrow {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 30px;
}

/* ===================================
   고정 네비게이션
   =================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(26, 29, 41, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 20px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--white);
    font-size: 1.3em;
    font-weight: 700;
}

.nav-cta {
    padding: 12px 28px;
    background: var(--gradient-orange);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.4);
}

/* ===================================
   풀스크린 히어로
   =================================== */

.hero-full {
    height: 100vh;
    min-height: 700px;
    background: var(--gradient-dark);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 107, 53, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 107, 53, 0.08) 0%, transparent 50%);
}

.hero-content-center {
    position: relative;
    z-index: 10;
    text-align: center;
    color: white;
    max-width: 900px;
    padding: 0 30px;
}

.hero-badge {
    display: inline-block;
    padding: 10px 24px;
    background: rgba(255, 107, 53, 0.2);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: 50px;
    color: var(--primary);
    font-size: 0.95em;
    font-weight: 600;
    margin-bottom: 30px;
    backdrop-filter: blur(10px);
}

.hero-main-title {
    font-size: 4em;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.gradient-text {
    background: var(--gradient-orange);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.4em;
    color: var(--gray-lighter);
    margin-bottom: 50px;
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 50px;
    padding: 40px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.stat-number {
    font-size: 2.5em;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
}

.stat-label {
    color: var(--gray-lighter);
    font-size: 0.95em;
}

.hero-cta-group {
    margin-top: 50px;
}

.btn-primary-large {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 20px 50px;
    background: var(--gradient-orange);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.2em;
    font-weight: 700;
    transition: all 0.3s;
    box-shadow: 0 4px 30px rgba(255, 107, 53, 0.3);
}

.btn-primary-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(255, 107, 53, 0.5);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--gray-light);
    font-size: 0.9em;
    animation: bounce 2s infinite;
}

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

/* ===================================
   문제 섹션
   =================================== */

.problem-section {
    padding: 120px 0;
    background: white;
}

.section-intro {
    text-align: center;
    margin-bottom: 70px;
}

.section-title-dark {
    font-size: 3em;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.section-desc {
    font-size: 1.2em;
    color: var(--gray-light);
}

.problem-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.problem-card-modern {
    padding: 50px 40px;
    background: white;
    border: 2px solid #f0f0f0;
    border-radius: var(--radius-lg);
    transition: all 0.3s;
    position: relative;
}

.problem-card-modern:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.problem-number {
    display: inline-block;
    width: 50px;
    height: 50px;
    background: var(--gradient-orange);
    color: white;
    border-radius: 50%;
    font-size: 1.3em;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.problem-card-modern h3 {
    font-size: 1.5em;
    color: var(--navy);
    margin-bottom: 16px;
    font-weight: 700;
}

.problem-card-modern p {
    color: var(--gray-light);
    line-height: 1.7;
}

/* ===================================
   솔루션 섹션
   =================================== */

.solution-section {
    padding: 120px 0;
    background: var(--gradient-dark);
}

.section-title-light {
    font-size: 3em;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.section-desc-light {
    font-size: 1.2em;
    color: var(--gray-lighter);
}

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

.solution-card {
    text-align: center;
    padding: 50px 30px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    transition: all 0.3s;
}

.solution-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-5px);
}

.solution-icon {
    margin-bottom: 24px;
}

.solution-card h3 {
    font-size: 1.5em;
    color: white;
    margin-bottom: 16px;
    font-weight: 700;
}

.solution-card p {
    color: var(--gray-lighter);
    line-height: 1.7;
}

/* ===================================
   서비스 섹션
   =================================== */

.services-modern {
    padding: 120px 0;
    background: white;
}

.services-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.service-modern-item {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    padding: 40px;
    background: white;
    border: 2px solid #f0f0f0;
    border-radius: var(--radius);
    transition: all 0.3s;
}

.service-modern-item:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.service-check {
    flex-shrink: 0;
}

.service-content h4 {
    font-size: 1.4em;
    color: var(--navy);
    margin-bottom: 12px;
    font-weight: 700;
}

.service-content p {
    color: var(--gray-light);
    line-height: 1.7;
}

/* ===================================
   CTA 섹션
   =================================== */

.cta-full {
    padding: 120px 0;
    background: var(--gradient-dark);
}

.cta-content-box {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    color: white;
}

.cta-content-box h2 {
    font-size: 3em;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.cta-content-box > p {
    font-size: 1.2em;
    color: var(--gray-lighter);
    margin-bottom: 50px;
}

.contact-form-modern {
    background: rgba(255, 255, 255, 0.05);
    padding: 50px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-row-full {
    margin-bottom: 20px;
}

.form-row-full input {
    width: 100%;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    color: white;
    font-size: 1em;
    transition: all 0.3s;
}

.form-row-full input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-row-full input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.15);
}

.form-col input,
.form-col select {
    width: 100%;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    color: white;
    font-size: 1em;
    transition: all 0.3s;
}

.form-col input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-col input:focus,
.form-col select:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.15);
}

.form-col select {
    cursor: pointer;
    color: rgba(255, 255, 255, 0.7);
}

.form-col select option {
    background: var(--navy);
    color: white;
}

.radio-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.radio-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 18px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.3s;
}

.radio-label:hover {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.radio-label input[type="radio"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary);
}

.radio-label input[type="radio"]:checked + .radio-text {
    font-weight: 800;
}

.radio-label:has(input[type="radio"]:checked) {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.3), rgba(247, 147, 30, 0.2));
    border-width: 3px;
    box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.15), 0 4px 12px rgba(255, 107, 53, 0.3);
    transform: translateY(-2px);
}

.radio-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.95);
    transition: all 0.3s;
}

.form-checkbox {
    margin: 30px 0;
    text-align: left;
}

.form-checkbox label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray-lighter);
    cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.privacy-btn {
    padding: 6px 16px;
    background: rgba(255, 107, 53, 0.2);
    border: 1px solid rgba(255, 107, 53, 0.3);
    color: var(--primary);
    border-radius: 50px;
    cursor: pointer;
    font-size: 0.9em;
    transition: all 0.3s;
}

.privacy-btn:hover {
    background: rgba(255, 107, 53, 0.3);
}

.submit-btn-modern {
    width: 100%;
    padding: 18px;
    background: var(--gradient-orange);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.2em;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 10px;
}

.submit-btn-modern:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255, 107, 53, 0.4);
}

/* ===================================
   푸터
   =================================== */

.footer-minimal {
    padding: 40px 0;
    background: var(--navy);
    text-align: center;
    color: var(--gray-light);
}

.footer-minimal p {
    margin-bottom: 10px;
}

.footer-link {
    color: var(--gray-lighter);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-link:hover {
    color: var(--primary);
}

/* ===================================
   플로팅 버튼
   =================================== */

.floating-cta {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--gradient-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.4);
    transition: all 0.3s;
    z-index: 999;
}

.floating-cta:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(255, 107, 53, 0.6);
}

/* ===================================
   모달
   =================================== */

.modal-modern {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal-modern.active {
    display: flex;
}

.modal-box {
    background: white;
    padding: 60px;
    border-radius: var(--radius-lg);
    text-align: center;
    max-width: 500px;
    position: relative;
    animation: modalPop 0.3s ease;
}

@keyframes modalPop {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-large {
    max-width: 600px;
    text-align: left;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-icon-success {
    margin-bottom: 24px;
}

.modal-box h3 {
    font-size: 2em;
    color: var(--navy);
    margin-bottom: 16px;
    font-weight: 700;
}

.modal-box p {
    color: var(--gray-light);
    margin-bottom: 30px;
}

.modal-btn {
    padding: 14px 40px;
    background: var(--gradient-orange);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.modal-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.4);
}

.modal-close-x {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2em;
    color: var(--gray-light);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s;
}

.modal-close-x:hover {
    background: #f0f0f0;
    color: var(--navy);
}

.privacy-content {
    margin: 30px 0;
}

.privacy-content h4 {
    color: var(--navy);
    margin: 20px 0 10px;
    font-weight: 700;
}

.privacy-content p {
    color: var(--gray-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

/* ===================================
   반응형
   =================================== */

@media (max-width: 1024px) {
    .problem-cards,
    .solution-grid {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .hero-main-title {
        font-size: 2.5em;
    }

    .hero-subtitle {
        font-size: 1.1em;
    }

    .section-title-dark,
    .section-title-light {
        font-size: 2em;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .radio-group {
        grid-template-columns: 1fr;
    }

    .nav-logo span {
        display: none;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

    .contact-form-modern {
        padding: 30px 20px;
    }

    .modal-box {
        padding: 40px 30px;
        margin: 20px;
    }
}

@media (max-width: 480px) {
    .hero-main-title {
        font-size: 2em;
    }

    .btn-primary-large {
        padding: 16px 35px;
        font-size: 1em;
    }

    .problem-card-modern,
    .solution-card {
        padding: 30px 20px;
    }
}