/* Full Pretendard Suite for all weights */
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');

@font-face {
    font-family: 'Pretendard-Thin';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/pretendard@1.0/Pretendard-Thin.woff2') format('woff2');
    font-weight: 100;
    font-display: swap;
}

html {
}

/* Reset CSS */
body {
    margin: 0;
    padding: 0;
    width: 100%;
    /* Ensure window scroll works correctly */
    overflow-x: hidden;
    background-color: var(--bg-main) !important;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: radial-gradient(circle 600px at var(--global-mouse-x, 50%) var(--global-mouse-y, 50%),
            rgba(56, 189, 248, 0.05) 0%,
            transparent 100%);
    pointer-events: none;
    z-index: 9999;
    opacity: 1;
}

:root {
    /* Global Dark Theme Palette - Black Theme */
    --bg-main: #000000;
    --bg-card: #0a0a0a;
    --text-main: #ffffff;
    --text-muted: #a0a0a0;
    --accent-blue: #007bff;
    --accent-blue-glow: rgba(0, 123, 255, 0.4);
    --border-main: rgba(255, 255, 255, 0.08);
    --shadow-main: 0 18px 60px rgba(0, 0, 0, 0.6);
    --radius-main: 24px;
}

body {
    background-color: var(--bg-main) !important;
    color: var(--text-main);
    line-height: 1.6;
    /* Removed fixed padding-top to allow header overlay effect */
    padding-top: 0;
}

/* ==========================================================================
   Reveal animation (opt-in via `.reveal`)
   - Safe: doesn't affect anything unless `.reveal` class is present.
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(14px);
    transition:
        opacity 520ms cubic-bezier(.2, .8, .2, 1) var(--reveal-delay, 0s),
        transform 520ms cubic-bezier(.2, .8, .2, 1) var(--reveal-delay, 0s);
    will-change: opacity, transform;
}

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

@media (prefers-reduced-motion: reduce) {
    .reveal {
        transition: none !important;
        transform: none !important;
        opacity: 1 !important;
    }
}

*:not(i):not([class*="fa-"]):not([class*="lucide"]) {
    font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, Roboto, "Helvetica Neue", "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif !important;
    box-sizing: border-box;
}

i,
[class*="fa-"],
[class*="lucide"] {
    font-family: inherit;
    /* Allow icons to use their own font families */
    box-sizing: border-box;
}

/* Common container styles */
.container {
    max-width: 100%;
    width: 100%;
    margin: 0;
    padding: 20px 40px;
    background-color: var(--bg-card);
    box-shadow: var(--shadow-main);
    border-radius: var(--radius-main);
    border: 1px solid var(--border-main);
}

/* Common table styles */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    text-align: center;
    padding: 12px;
    vertical-align: middle;
}

/* Common form styles */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-control {
    width: 100%;
    padding: 0.8rem 1rem;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-main);
    border-radius: 12px;
    color: #ffffff !important;
    /* Enforce white text */
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
    background-color: rgba(255, 255, 255, 0.05);
    color: #ffffff !important;
    /* Enforce white text on focus */
    box-shadow: 0 0 0 4px var(--accent-blue-glow), 0 0 15px var(--accent-blue-glow);
}

/* Common button styles */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
    background-color: var(--accent-blue);
    color: white;
    box-shadow: 0 4px 14px 0 var(--accent-blue-glow);
}

.btn-primary:hover {
    background-color: #0056b3;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 var(--accent-blue-glow), 0 0 15px var(--accent-blue-glow);
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
}

.btn-danger {
    background-color: #dc3545;
    color: white;
}

/* ==========================================================================
   Site Footer
   ========================================================================== */

.site-footer {
    margin-top: 0;
    background: #000000;
    color: var(--text-muted);
    border-top: 1px solid var(--border-main);
    position: relative;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, #38bdf8, transparent);
    box-shadow: 0 0 15px #38bdf8;
    opacity: 0.5;
}

.site-footer__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 26px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.footer-brand__logo {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    object-fit: contain;
    /* 로고가 잘리지 않게 */
    object-position: center;
    background: transparent;
    /* 로고 배경색 제거 */
    padding: 6px;
}

/* Footer logo: render as white on dark footer background */
.site-footer .footer-brand__logo {
    filter: brightness(0) invert(1);
}

.footer-brand__name {
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1.1;
    color: #ffffff;
    white-space: nowrap;
}

.footer-right {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
}

.footer-links {
    display: flex;
    flex-wrap: nowrap;
    /* 스샷처럼 한 줄 */
    white-space: nowrap;
    gap: 22px;
    align-items: center;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.92);
    text-decoration: none;
    font-weight: 600;
}

.footer-links a:hover {
    text-decoration: underline;
}

.footer-contact-inline {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    color: rgba(255, 255, 255, 0.92);
    font-weight: 600;
    align-items: center;
}

.footer-contact-inline a {
    color: rgba(255, 255, 255, 0.92);
    text-decoration: none;
}

.footer-contact-inline a:hover {
    text-decoration: underline;
}

.footer-contact-inline .sep {
    color: rgba(255, 255, 255, 0.72);
    font-weight: 700;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.78);
    font-weight: 600;
}

@media (max-width: 900px) {
    .site-footer__inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .footer-brand__name {
        white-space: normal;
    }

    .footer-links {
        flex-wrap: wrap;
        /* 모바일에서는 자연스러운 줄바꿈 */
        white-space: normal;
        gap: 12px 16px;
    }
}

/* ==========================================================================
   CKEditor 5 Dark Theme Overrides
   ========================================================================== */
:root {
    --ck-color-base-background: var(--bg-card);
    --ck-color-base-border: var(--border-main);
    --ck-color-base-foreground: var(--text-main);
    --ck-color-focus-border: var(--accent-blue);
    --ck-color-text: var(--text-main);

    --ck-color-toolbar-background: var(--bg-card);
    --ck-color-toolbar-border: var(--border-main);

    --ck-color-panel-background: var(--bg-card);
    --ck-color-panel-border: var(--border-main);

    --ck-color-button-default-background: transparent;
    --ck-color-button-default-hover-background: rgba(255, 255, 255, 0.05);
    --ck-color-button-default-active-background: rgba(255, 255, 255, 0.1);
    --ck-color-button-on-background: rgba(0, 123, 255, 0.2);
    --ck-color-button-on-color: var(--accent-blue);
    --ck-color-button-on-hover-background: rgba(0, 123, 255, 0.3);

    --ck-color-list-button-hover-background: rgba(255, 255, 255, 0.05);

    --ck-color-editable-blur-background: rgba(255, 255, 255, 0.05);
    --ck-color-editable-focus-background: rgba(255, 255, 255, 0.05);

    --ck-color-input-background: rgba(255, 255, 255, 0.03);
    --ck-color-input-border: var(--border-main);
    --ck-color-input-text: var(--text-main);

    --ck-color-link-default: var(--accent-blue);
}

.ck.ck-reset_all,
.ck.ck-reset_all * {
    color: var(--text-main) !important;
}

.ck.ck-editor__editable {
    background: rgba(255, 255, 255, 0.05) !important;
    color: var(--text-main) !important;
    border-color: var(--border-main) !important;
}

.ck.ck-editor__editable.ck-focused {
    border-color: var(--accent-blue) !important;
    box-shadow: 0 0 0 4px var(--accent-blue-glow) !important;
}

.ck.ck-toolbar {
    background: var(--bg-card) !important;
    border-color: var(--border-main) !important;
}

.ck.ck-toolbar__separator {
    background: var(--border-main) !important;
}

/* Toolbar button styling fix */
.ck.ck-button:not(.ck-disabled):hover,
.ck.ck-button.ck-on:not(.ck-disabled):hover {
    background: rgba(255, 255, 255, 0.08) !important;
}

.ck.ck-button.ck-on {
    background: rgba(0, 123, 255, 0.2) !important;
}

/* Dropdown list styling */
.ck.ck-list {
    background: var(--bg-card) !important;
}


.ck.ck-list__item .ck-button:hover:not(.ck-disabled) {
    background: rgba(255, 255, 255, 0.05) !important;
}

/* ==========================================================================
   Scroll to Top Button
   ========================================================================== */
#scrollTopBtn {
    display: none;
    /* Hidden by default */
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 2147483647;
    border: none;
    outline: none;
    background-color: var(--accent-blue);
    color: white;
    cursor: pointer;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    box-shadow: 0 4px 14px 0 var(--accent-blue-glow);
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
    /* Flexbox for centering icon */
    align-items: center;
    justify-content: center;
}

/* Nomu app pages show a fixed Bridge status pill near the bottom-right.
   Keep the scroll-to-top button ABOVE it to avoid overlap. */
body:has(.nomu-app-shell) #scrollTopBtn {
    bottom: 140px;
}

#scrollTopBtn.show {
    display: flex;
    /* Override display: none */
    opacity: 1;
    transform: translateY(0);
}

#scrollTopBtn:hover {
    background-color: #0056b3;
    transform: translateY(-5px);
    /* Lift effect */
    box-shadow: 0 6px 20px 0 var(--accent-blue-glow), 0 0 15px var(--accent-blue-glow);
}

#scrollTopBtn i {
    font-size: 1.2rem;
}

/* ==========================================================================
   Shared Hero Base (Subpages)
   ========================================================================== */
[class$='-hero'] {
    position: relative;
    min-height: 330px;
    padding: calc(var(--fixed-header-height, 130px) + 40px) 0 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-align: center;
    background:
        linear-gradient(rgba(0, 0, 0, 0.35), rgba(0, 0, 0, 0.35)),
        url('../images/hero_abstract_bg.png');
    background-size: cover;
    background-position: center;
    overflow: var(--hero-overflow, visible);
}

[class$='-hero__inner'] {
    max-width: 1400px;
    width: 100%;
    padding: 0 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
    gap: var(--hero-inner-gap, 0);
    box-sizing: var(--hero-inner-box, content-box);
}

[class$='-hero__icon'] {
    position: absolute;
    left: 160px;
    top: var(--hero-icon-top, -35px);
    transform: translateY(-50%);
    width: 160px;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

[class$='-hero__icon'] img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

[class$='-hero__text'] {
    text-align: center;
}

[class$='-hero__eyebrow'] {
    display: block;
    margin: 0 0 16px 0;
    font-weight: 500;
    letter-spacing: 0.1em;
    font-size: 1.1rem;
    text-transform: uppercase;
    color: var(--hero-eyebrow-color, #81d4fa);
}

/* ==========================================================================
   Global Mobile Hero Padding (All Subpages except Home)
   ========================================================================== */
@media (max-width: 1000px) {
    [class$='-hero__inner'] {
        padding: 0 30px !important;
    }
}

/* ==========================================================================
   Custom Modal (Centered Alert/Confirm)
   ========================================================================== */
.custom-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10500;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.custom-modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.custom-modal-dialog {
    background-color: var(--bg-card);
    border: 1px solid var(--border-main);
    border-radius: 16px;
    padding: 24px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    text-align: center;
}

.custom-modal-overlay.show .custom-modal-dialog {
    transform: scale(1);
}

.custom-modal-message {
    font-size: 1.05rem;
    color: var(--text-main);
    margin-bottom: 24px;
    white-space: pre-wrap;
    /* Preserve newlines */
    line-height: 1.5;
}

.custom-modal-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.custom-modal-btn {
    padding: 0.6rem 1.4rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    font-size: 0.95rem;
}

.custom-modal-btn.cancel {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
}

.custom-modal-btn.cancel:hover {
    background-color: rgba(255, 255, 255, 0.2);
    color: #fff;
}

.custom-modal-btn.confirm {
    background-color: var(--accent-blue);
    color: #fff;
    box-shadow: 0 4px 12px var(--accent-blue-glow);
}

.custom-modal-btn.confirm:hover {
    background-color: #0056b3;
    transform: translateY(-2px);
}