@charset "utf-8";

/*
 * ═══════════════════════════════════════════════════════
 * CODEFOREST DESIGN SYSTEM v2.0
 * 자립형 — TemplateHouse 의존 제거
 * Apple HIG + vogel.haus inspired + Forest Green
 * ═══════════════════════════════════════════════════════
 */

/* ── Font: Pretendard only ── */
@import url(https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css);


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   0. RESET
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 62.5%; /* 1rem = 10px */ scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-size: 1.6rem; line-height: 1.6; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility; }
img, picture, video, canvas, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; background: none; border: none; }
h1, h2, h3, h4, h5, h6 { font-weight: inherit; font-size: inherit; }
table { border-collapse: collapse; }
address { font-style: normal; }


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   1. DESIGN TOKENS
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

:root {
    /* ── Brand ── */
    --cf-green: #22c55e;
    --cf-green-rgb: 34, 197, 94;
    --cf-green-dark: #15803d;
    --cf-green-darker: #166534;
    --cf-green-light: #bbf7d0;
    --cf-green-lightest: #f0fdf4;

    /* ── Neutral ── */
    --cf-bg: #ffffff;
    --cf-bg-secondary: #f5f5f7;
    --cf-bg-tertiary: #fafafa;
    --cf-text-primary: #1d1d1f;
    --cf-text-secondary: #6e6e73;
    --cf-text-tertiary: #86868b;
    --cf-text-quaternary: #aeaeb2;
    --cf-border: rgba(0, 0, 0, 0.06);
    --cf-border-strong: rgba(0, 0, 0, 0.12);
    --cf-divider: #d2d2d7;

    /* ── Accent ── */
    --cf-accent: var(--cf-green);
    --cf-accent-hover: var(--cf-green-dark);

    /* ── Typography ── */
    --cf-font: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    --cf-font-mono: 'SF Mono', 'Menlo', monospace;

    /* ── Spacing (4px rhythm) ── */
    --cf-space-xs: 4px;
    --cf-space-sm: 8px;
    --cf-space-md: 16px;
    --cf-space-lg: 24px;
    --cf-space-xl: 32px;
    --cf-space-2xl: 48px;
    --cf-space-3xl: 64px;
    --cf-space-4xl: 96px;
    --cf-space-section: 120px;

    /* ── Radius ── */
    --cf-radius-sm: 8px;
    --cf-radius-md: 12px;
    --cf-radius-lg: 18px;
    --cf-radius-xl: 24px;
    --cf-radius-pill: 980px;

    /* ── Shadow ── */
    --cf-shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
    --cf-shadow-md: 0 4px 24px rgba(0,0,0,0.06);
    --cf-shadow-lg: 0 12px 48px rgba(0,0,0,0.08);

    /* ── Transition ── */
    --cf-ease: cubic-bezier(0.25, 0.1, 0.25, 1);
    --cf-duration: 0.3s;

    /* ── Z-index ── */
    --cf-z-nav: 100;
    --cf-z-overlay: 200;
    --cf-z-modal: 300;
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   2. GLOBAL BASE
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

body {
    font-family: var(--cf-font);
    color: var(--cf-text-primary);
    background: #060a10;
    overflow-x: hidden;
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   3. LAYOUT
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.cf-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}

.cf-container-sm {
    max-width: 680px;
    margin: 0 auto;
    padding: 0 32px;
}

.cf-section { padding: var(--cf-space-section) 0; }
.cf-section-alt { padding: var(--cf-space-section) 0; background: var(--cf-bg-secondary); }


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   4. NAVIGATION
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.cf-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--cf-z-nav);
    height: 64px;
    display: flex;
    align-items: center;
    background: rgba(6, 10, 16, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: background 0.3s;
}

.cf-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}

.cf-nav-logo img {
    height: 72px;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.cf-nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.cf-nav-link {
    font-size: 14px;
    font-weight: 500;
    color: rgba(255,255,255,0.55);
    transition: color 0.2s;
    position: relative;
}

.cf-nav-link:hover {
    color: #fff;
}

.cf-nav-link.active {
    color: #fff;
    font-weight: 600;
}

.cf-nav-cta {
    font-size: 13px;
    font-weight: 600;
    color: #fff;
    background: var(--cf-green);
    padding: 10px 20px;
    border-radius: var(--cf-radius-pill);
    transition: all 0.2s;
}

.cf-nav-cta:hover {
    background: #15803d;
    color: #fff;
}

/* Mobile nav toggle */
.cf-nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.cf-nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: #fff;
    position: relative;
    transition: background 0.2s;
}

.cf-nav-toggle span::before,
.cf-nav-toggle span::after {
    content: '';
    display: block;
    width: 18px;
    height: 2px;
    background: #fff;
    position: absolute;
    left: 0;
    transition: transform 0.3s;
}

.cf-nav-toggle span::before { top: -6px; }
.cf-nav-toggle span::after { top: 6px; }

/* Mobile menu */
.cf-mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    z-index: calc(var(--cf-z-nav) - 1);
    background: rgba(6, 10, 16, 0.98);
    backdrop-filter: blur(20px);
    padding: 100px 32px 32px;
    flex-direction: column;
    gap: 8px;
}

.cf-mobile-menu.open {
    display: flex;
}

.cf-mobile-link {
    font-size: 24px;
    font-weight: 700;
    color: rgba(255,255,255,0.85);
    padding: 16px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    display: block;
}

.cf-mobile-link:hover {
    color: var(--cf-green);
}

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


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   5. TYPOGRAPHY
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.cf-overline {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--cf-green);
    display: block;
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   6. BUTTONS
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.cf-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--cf-font);
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--cf-duration) var(--cf-ease);
}

.cf-btn-primary {
    background: var(--cf-green);
    color: #fff;
    padding: 14px 28px;
    border-radius: var(--cf-radius-pill);
}

.cf-btn-primary:hover {
    background: var(--cf-green-dark);
    color: #fff;
    transform: translateY(-1px);
}

.cf-btn-secondary {
    background: transparent;
    color: var(--cf-green);
    padding: 14px 28px;
    border-radius: var(--cf-radius-pill);
    border: 1.5px solid currentColor;
}

.cf-btn-secondary:hover {
    background: var(--cf-green-lightest);
}

.cf-btn-ghost {
    color: var(--cf-green);
    padding: 0;
    background: none;
}

.cf-btn-ghost::after {
    content: ' →';
    display: inline-block;
    transition: transform 0.2s;
}

.cf-btn-ghost:hover::after {
    transform: translateX(4px);
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   7. FORMS
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.cf-input,
.cf-textarea,
.cf-select {
    width: 100%;
    padding: 14px 18px;
    font-family: var(--cf-font);
    font-size: 15px;
    color: var(--cf-text-primary);
    background: var(--cf-bg);
    border: 1.5px solid var(--cf-divider);
    border-radius: var(--cf-radius-md);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.cf-input:focus,
.cf-textarea:focus,
.cf-select:focus {
    border-color: var(--cf-green);
    box-shadow: 0 0 0 3px rgba(var(--cf-green-rgb), 0.1);
}

.cf-input::placeholder,
.cf-textarea::placeholder {
    color: var(--cf-text-quaternary);
}

.cf-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--cf-text-secondary);
    margin-bottom: 8px;
}

/* Checkbox */
.cf-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--cf-text-secondary);
    cursor: pointer;
}

.cf-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--cf-green);
    cursor: pointer;
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   8. CARDS
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.cf-card {
    background: var(--cf-bg);
    border-radius: var(--cf-radius-lg);
    border: 1px solid var(--cf-border);
    overflow: hidden;
    transition: all var(--cf-duration) var(--cf-ease);
}

.cf-card:hover {
    border-color: var(--cf-border-strong);
    box-shadow: var(--cf-shadow-md);
    transform: translateY(-2px);
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   9. BADGES
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.cf-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: var(--cf-radius-pill);
    font-size: 11px;
    font-weight: 600;
}

.cf-badge-green { background: var(--cf-green-lightest); color: var(--cf-green-dark); }
.cf-badge-gray { background: var(--cf-bg-secondary); color: var(--cf-text-secondary); }
.cf-badge-red { background: #fef2f2; color: #dc2626; }
.cf-badge-yellow { background: #fffbeb; color: #d97706; }


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   10. TABS (About, CustomerSupport 공통)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.cf-tabs {
    display: flex;
    gap: 6px;
    background: rgba(255,255,255,0.04);
    border-radius: var(--cf-radius-md);
    padding: 4px;
    width: fit-content;
    margin-bottom: var(--cf-space-2xl);
    border: 1px solid rgba(255,255,255,0.06);
}

.cf-tab {
    padding: 10px 20px;
    border-radius: var(--cf-radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: rgba(255,255,255,0.4);
    transition: all 0.2s;
    white-space: nowrap;
    text-decoration: none;
}

.cf-tab:hover {
    color: rgba(255,255,255,0.7);
}

.cf-tab.active {
    background: rgba(255,255,255,0.08);
    color: #fff;
    font-weight: 600;
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   11. MODAL
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.cf-modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: var(--cf-z-modal);
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.cf-modal-backdrop.open {
    display: flex;
}

.cf-modal {
    background: var(--cf-bg);
    border-radius: var(--cf-radius-xl);
    max-width: 560px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--cf-shadow-lg);
}

.cf-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 28px 16px;
    border-bottom: 1px solid var(--cf-border);
}

.cf-modal-header h3 {
    font-size: 18px;
    font-weight: 700;
}

.cf-modal-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--cf-text-tertiary);
    transition: background 0.2s;
}

.cf-modal-close:hover {
    background: var(--cf-bg-secondary);
}

.cf-modal-body {
    padding: 24px 28px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--cf-text-secondary);
}

.cf-modal-footer {
    padding: 16px 28px 24px;
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   12. FOOTER
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.cf-footer {
    background: #111214;
    border-top: 1px solid rgba(255,255,255,0.04);
    padding: 64px 0 24px;
}

.cf-footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}

/* Footer Nav Grid */
.cf-footer-nav {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    margin-bottom: 32px;
}

.cf-footer-brand p {
    font-size: 13px;
    line-height: 1.6;
    color: rgba(255,255,255,0.3);
    margin-top: 16px;
    margin-bottom: 20px;
}

.cf-footer-logo img {
    height: 36px;
    filter: brightness(0) invert(1);
    opacity: 0.85;
}

.cf-footer-col h4 {
    font-size: 12px;
    font-weight: 700;
    color: rgba(255,255,255,0.6);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 16px;
}

.cf-footer-col a {
    display: block;
    font-size: 13px;
    color: rgba(255,255,255,0.3);
    margin-bottom: 10px;
    transition: color 0.2s;
}

.cf-footer-col a:hover {
    color: #22c55e;
}

.cf-footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 12px;
    color: rgba(255,255,255,0.2);
}

.cf-footer-legal {
    display: flex;
    gap: 12px;
    align-items: center;
}

.cf-footer-legal a {
    font-size: 12px;
    color: rgba(255,255,255,0.25);
    transition: color 0.2s;
}

.cf-footer-legal a:hover {
    color: #22c55e;
}

@media (max-width: 768px) {
    .cf-footer-nav {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .cf-footer-nav {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

.cf-footer-social {
    display: flex;
    gap: 16px;
}

.cf-footer-social a img {
    width: 24px;
    height: 24px;
    display: inline-block;
    opacity: 0.5;
    transition: opacity 0.2s;
}

.cf-footer-social a:hover img {
    opacity: 1;
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   13. UTILITIES
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

/* Page header (About, Services, CustomerSupport) */
.cf-page-header {
    padding: var(--cf-space-3xl) 0 var(--cf-space-xl);
}

.cf-page-title {
    font-family: var(--cf-font);
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 900;
    letter-spacing: -0.03em;
    color: var(--cf-text-primary);
}

/* Nav spacer (body 상단 64px 확보) */
.cf-nav-spacer {
    height: 64px;
    background: #060a10;
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   14. RESPONSIVE
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

/* Tablet */
@media (max-width: 1024px) {
    .cf-nav-links { gap: 20px; }
    .cf-nav-link { font-size: 13px; }
    .cf-footer-nav { grid-template-columns: 1fr 1fr 1fr; gap: 32px; }
    .cf-footer-brand { grid-column: 1 / -1; }
}

/* Mobile */
@media (max-width: 768px) {
    :root { --cf-space-section: 80px; }
    .cf-container, .cf-container-sm { padding: 0 20px; }
    .cf-tabs { overflow-x: auto; width: 100%; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
    .cf-tabs::-webkit-scrollbar { display: none; }
    .cf-footer-nav { grid-template-columns: 1fr 1fr; gap: 24px; }
    .cf-footer-brand { grid-column: 1 / -1; }
    .cf-footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
    :root { --cf-space-section: 60px; }
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   15. REDUCED MOTION
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}