/* ===== 라라마케팅 - 바이럴 마케팅 웹사이트 ===== */
:root {
    --color-primary: #e63946;
    --color-primary-dark: #c1121f;
    --color-secondary: #1d3557;
    --color-accent: #f4a261;
    --color-bg: #0a0f1a;
    --color-bg-card: #141b2d;
    --color-text: #f1faee;
    --color-text-muted: #b5bfce;
    --font-kr: 'Noto Sans KR', sans-serif;
    --font-en: 'Outfit', sans-serif;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 10px 40px rgba(0,0,0,0.3);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --line-height-body: 1.75;
    --line-height-tight: 1.5;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-kr);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: var(--line-height-body);
    overflow-x: hidden;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 28px;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    background: rgba(10, 15, 26, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: var(--transition);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-en);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

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

.nav-link {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
}

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 120px 0 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 50% 0%, rgba(230, 57, 70, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 80%, rgba(244, 162, 97, 0.08) 0%, transparent 50%),
        var(--color-bg);
    pointer-events: none;
}

.hero-content {
    position: relative;
    text-align: center;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.title-line {
    display: block;
}

.title-line.accent {
    color: var(--color-primary);
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--color-text-muted);
    margin-bottom: 40px;
    line-height: 1.8;
    min-height: 3.6em;
}

.typing-cursor {
    color: var(--color-primary);
    animation: blink 0.8s step-end infinite;
}

.btn {
    display: inline-block;
    padding: 16px 36px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    box-shadow: 0 4px 20px rgba(230, 57, 70, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(230, 57, 70, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: white;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    letter-spacing: 2px;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

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

/* ===== Services ===== */
.services-preview {
    padding: 120px 0;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 40px;
    text-align: center;
    letter-spacing: -0.3px;
}

.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--color-bg-card);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card:nth-child(1) { transition-delay: 0s; }
.service-card:nth-child(2) { transition-delay: 0.05s; }
.service-card:nth-child(3) { transition-delay: 0.1s; }
.service-card:nth-child(4) { transition-delay: 0.15s; }
.service-card:nth-child(5) { transition-delay: 0.2s; }

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(230, 57, 70, 0.3);
    box-shadow: var(--shadow);
}

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

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* ===== CTA ===== */
.cta-section {
    padding: 80px 0 120px;
}

.cta-box {
    background: linear-gradient(135deg, rgba(230, 57, 70, 0.15), rgba(29, 53, 87, 0.5));
    border: 1px solid rgba(230, 57, 70, 0.3);
    border-radius: var(--radius-lg);
    padding: 60px;
    text-align: center;
}

.cta-box h2 {
    font-size: 1.75rem;
    margin-bottom: 12px;
}

.cta-box p {
    color: var(--color-text-muted);
    margin-bottom: 24px;
}

/* ===== Footer ===== */
.footer {
    padding: 40px 0;
    border-top: 1px solid rgba(255,255,255,0.06);
    text-align: center;
}

.footer-logo {
    font-family: var(--font-en);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.footer-info {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 10px;
    line-height: 1.7;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.footer-copy {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* ===== Page Template (서브페이지 공통) ===== */
.page-hero {
    padding: 160px 0 72px;
    text-align: center;
}

.page-hero h1 {
    font-size: clamp(1.875rem, 4vw, 2.75rem);
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.page-hero p {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

.page-content {
    padding: 48px 0 100px;
}

.page-content .btn-primary {
    margin-top: 8px;
}

/* ===== 상품설명 효과 ===== */
.product-desc {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: 40px 44px;
    margin-bottom: 28px;
    border: 1px solid rgba(255,255,255,0.06);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.product-desc::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
    transition: height 0.4s ease;
}

.product-desc:hover {
    border-color: rgba(230, 57, 70, 0.2);
    transform: translateX(4px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

.product-desc:hover::before {
    height: 100%;
}

.product-desc h3 {
    font-size: 1.2rem;
    margin-bottom: 14px;
    color: var(--color-accent);
    transition: var(--transition);
    font-weight: 700;
}

.product-desc:hover h3 {
    color: var(--color-primary);
}

.product-desc p {
    color: var(--color-text-muted);
    line-height: 1.85;
    font-size: 0.98rem;
}

/* 상품설명 하이라이트 텍스트 */
.product-desc .highlight {
    color: var(--color-primary);
    font-weight: 600;
}

/* 펄스 포인트 효과 */
.product-desc ul {
    list-style: none;
}

.product-desc li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
}

.product-desc li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

/* 타이핑 효과 (JS로 구현, 커서 깜빡임만 CSS) */
@keyframes blink {
    50% { opacity: 0; }
}

/* 페이드인 업 효과 */
.reveal-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 글로우 효과 */
.glow-effect {
    position: relative;
}

.glow-effect::after {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    filter: blur(20px);
    transition: var(--transition);
}

.glow-effect:hover::after {
    opacity: 0.5;
}

/* ===== 레퍼런스 섹션 ===== */
.reference-section {
    padding: 64px 0 52px;
}

.reference-section .section-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 36px;
    text-align: center;
    letter-spacing: -0.3px;
}

.reference-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 44px;
}

.reference-card {
    background: var(--color-bg-card);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.reference-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
    transition: height 0.4s ease;
}

.reference-card:hover {
    border-color: rgba(230, 57, 70, 0.2);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

.reference-card:hover::before {
    height: 100%;
}

.reference-card .ref-category {
    font-size: 0.8rem;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 10px;
    letter-spacing: 0.5px;
}

.reference-card .ref-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 14px;
    color: var(--color-text);
    line-height: 1.45;
}

.reference-card .ref-desc {
    font-size: 0.92rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 14px;
}

.rank-progression {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.rank-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.rank-badge.before {
    background: rgba(168, 178, 193, 0.2);
    color: var(--color-text-muted);
}

.rank-badge.after {
    background: linear-gradient(135deg, rgba(230, 57, 70, 0.3), rgba(244, 162, 97, 0.2));
    color: var(--color-primary);
    border: 1px solid rgba(230, 57, 70, 0.4);
}

.rank-arrow {
    color: var(--color-accent);
    font-size: 1.2rem;
}

.ref-result {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid rgba(255,255,255,0.06);
    font-size: 0.88rem;
    color: var(--color-accent);
    font-weight: 600;
    line-height: 1.5;
}

.reference-intro {
    text-align: center;
    margin-bottom: 28px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    color: var(--color-text-muted);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* 신뢰 파트너 (리워드트래픽) */
.trust-partners {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-muted);
    transition: var(--transition);
}

.trust-badge:hover {
    border-color: rgba(230, 57, 70, 0.3);
    color: var(--color-text);
}

.trust-badge .badge-icon {
    font-size: 1.2rem;
}

/* 키워드 검색 레퍼런스 (블로그) */
.keyword-ref {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 12px 0;
}

.keyword-tag {
    padding: 6px 12px;
    background: rgba(230, 57, 70, 0.15);
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--color-primary);
    font-weight: 500;
}

@media (max-width: 900px) {
    .reference-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .reference-cards {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-bottom: 36px;
    }

    .reference-card {
        padding: 28px 24px;
    }

    .trust-partners {
        gap: 12px;
    }

    .product-desc {
        padding: 32px 24px;
    }
}

/* ===== Contact Form ===== */
.contact-form {
    max-width: 560px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 22px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--color-bg-card);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    color: var(--color-text);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.2);
}

.form-group textarea {
    min-height: 160px;
    resize: vertical;
}

.form-message {
    margin-bottom: 16px;
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 0.95rem;
}

.form-message-success {
    background: rgba(72, 187, 120, 0.15);
    border: 1px solid rgba(72, 187, 120, 0.4);
    color: #48bb78;
}

.form-message-error {
    background: rgba(230, 57, 70, 0.15);
    border: 1px solid rgba(230, 57, 70, 0.4);
    color: var(--color-primary);
}

.contact-link {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

.contact-link:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

/* ===== 반응형 ===== */
/* 모바일 메뉴 열림 상태 */
.nav.open {
    display: flex;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg);
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

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

    .mobile-menu-btn {
        display: flex;
    }

    .service-cards {
        grid-template-columns: 1fr;
    }

    .cta-box {
        padding: 40px 24px;
    }

    .product-desc:hover {
        transform: none;
    }
}