/* ==========================================================================
   StayNStay Navigation & Mega Menu Design System (src/shared/nav.css)
   - 6-Category Modular Architecture
   - Desktop 1200px Inner Container & Mobile Drawer
   - Seamless Dynamic Route Isolation (Dark Hero vs Solid Views)
   ========================================================================== */

:root {
    --nav-height: 72px;
    --nav-bg-glass: rgba(255, 255, 255, 0.98);
    --nav-border: rgba(0, 0, 0, 0.06);
    --nav-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    --color-accent-gold: #FFD700;
    --color-accent-lime: #E2FF31;
}

@media (max-width: 1024px) {
    :root {
        --nav-height: 64px;
    }
}

/* ==========================================================================
   1. Universal Sticky Top Navigation Bar
   ========================================================================== */
.top-nav-bar {
    position: sticky !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: var(--nav-height, 72px) !important;
    min-height: var(--nav-height, 72px) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 0 !important;
    background: var(--nav-bg-glass) !important;
    backdrop-filter: blur(16px) !important;
    -webkit-backdrop-filter: blur(16px) !important;
    border-bottom: 1px solid var(--nav-border) !important;
    box-shadow: var(--nav-shadow) !important;
    z-index: 9999 !important;
    box-sizing: border-box !important;
    flex-shrink: 0 !important; /* .admin-container 세로 flex 안에서 바 높이가 줄어들지 않게 */
    transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease !important;
}

.top-nav-inner {
    width: 100% !important;
    max-width: 1200px !important;
    height: 100% !important;
    margin: 0 auto !important;
    padding: 0 20px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    box-sizing: border-box !important;
}

@media (max-width: 1024px) {
    .top-nav-inner {
        padding: 0 16px !important;
    }
    /* 태블릿 이하는 로그인 버튼을 아이콘(로그인 후에는 프로필 사진)만 표시 */
    .google-login-btn span {
        display: none !important;
    }
}

/* Left: Logo & Category Desktop Links */
.top-nav-left {
    display: flex !important;
    align-items: center !important;
    gap: 24px !important;
    height: 100% !important;
}

.brand-logo {
    display: flex !important;
    align-items: center !important;
    cursor: pointer !important;
    height: 100% !important;
}

.top-logo-img {
    height: 28px !important;
    width: auto !important;
    max-height: 28px !important;
    display: block !important;
    object-fit: contain !important;
    transition: filter 0.25s ease !important;
}

.top-logo-img:active {
    transform: scale(0.95);
}

/* Desktop Quick Category Links (Visible on >= 1024px) */
.desktop-nav-categories {
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    height: 100% !important;
}

@media (max-width: 1024px) {
    .desktop-nav-categories {
        display: none !important;
    }
}

.nav-cat-link {
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
    padding: 8px 12px !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    color: var(--stay-text-main, rgba(0, 0, 0, 0.85)) !important;
    text-decoration: none !important;
    border-radius: 8px !important;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    white-space: nowrap !important;
    position: relative !important;
}

.nav-cat-link:hover {
    background: rgba(0, 0, 0, 0.05) !important;
    color: #0f172a !important;
    transform: translateY(-1px) !important;
}

.nav-cat-link.active {
    color: #EF6A45 !important;
    font-weight: 800 !important;
    background: transparent !important;
}

.nav-cat-link.active:hover {
    color: #EF6A45 !important;
    background: transparent !important;
}

.nav-cat-link.active::after {
    display: none !important;
}


/* AtoZ Category Clean Style (Removed weak lime highlight) */
.nav-cat-link.atoz-highlight {
    color: var(--stay-text-main, rgba(0, 0, 0, 0.85)) !important;
    font-weight: 700 !important;
}

.nav-cat-badge {
    font-size: 10px !important;
    font-weight: 800 !important;
    padding: 2px 5px !important;
    background: #0f172a !important;
    color: #FFD700 !important;
    border-radius: 4px !important;
    line-height: 1 !important;
}

/* Right Actions (Demand Pill + Google Login + Hamburger) */
.top-nav-right {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
    height: 100% !important;
}

/* Distinct Demand Index Button */
.nav-demand-pill-btn {
    display: inline-flex !important;
    align-items: center !important;
    gap: 7px !important;
    padding: 7px 15px !important;
    height: 38px !important;
    box-sizing: border-box !important;
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%) !important;
    color: #ffffff !important;
    font-size: 13px !important;
    font-weight: 700 !important;
    border-radius: 99px !important;
    text-decoration: none !important;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.18) !important;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    white-space: nowrap !important;
}

.nav-demand-pill-btn:hover {
    transform: translateY(-1px) !important;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3) !important;
    filter: brightness(1.05) !important;
}

.nav-demand-pill-btn svg {
    stroke: #ffffff !important;
}

/* Google Login Button without border (통일된 플랫 스타일) */
.google-login-btn {
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
    padding: 7px 13px !important;
    height: 38px !important;
    box-sizing: border-box !important;
    background: transparent !important;
    border: none !important;
    border-radius: 99px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    color: var(--stay-text-main, #334155) !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
    box-shadow: none !important;
}

.google-login-btn:hover {
    background: rgba(0, 0, 0, 0.05) !important;
    color: #0f172a !important;
}

/* Hamburger Toggle Button */
.hamburger-btn {
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    width: 40px !important;
    height: 40px !important;
    background: transparent !important;
    border: none !important;
    cursor: pointer !important;
    padding: 0 !important;
    position: relative !important;
    outline: none !important;
    border-radius: 8px !important;
    transition: background 0.2s ease !important;
}

.hamburger-btn:hover {
    background: rgba(0, 0, 0, 0.04) !important;
}

.hamburger-btn span {
    display: block !important;
    width: 22px !important;
    height: 2px !important;
    background: var(--stay-text-main, rgba(0, 0, 0, 0.85)) !important;
    border-radius: 2px !important;
    position: absolute !important;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease, background 0.25s ease !important;
}

/* 마우스가 있는 기기에서만 hover 색 적용 (터치 기기는 탭한 뒤 hover가 남아 선 색이 바뀐 채로 보인다) */
@media (hover: hover) and (pointer: fine) {
    .hamburger-btn:hover span {
        background: #0f172a !important;
    }
}

.hamburger-btn span:nth-child(1) { transform: translateY(-7px) !important; }
.hamburger-btn span:nth-child(2) { width: 16px !important; transform: translateX(-3px) !important; }
.hamburger-btn span:nth-child(3) { transform: translateY(7px) !important; }

/* 메뉴가 열리면 X(닫기)로 바뀐다. 메뉴 안에 따로 있던 닫기 버튼은 이 버튼으로 통합했다 */
.hamburger-btn.active span:nth-child(1) { transform: rotate(45deg) !important; }
.hamburger-btn.active span:nth-child(2) { opacity: 0 !important; transform: translateX(-3px) scaleX(0) !important; }
.hamburger-btn.active span:nth-child(3) { transform: rotate(-45deg) !important; }

/* ==========================================================================
   2. Mega Menu / Mobile Full-Bleed Drawer
   ========================================================================== */
/* 높이는 100dvh(주소창·툴바를 뺀 실제 보이는 높이)를 우선 사용. 100vh만 쓰면 모바일에서 마지막 메뉴가 툴바 뒤로 가려진다. */
#mob-drawer-overlay {
    top: var(--nav-height) !important;
    height: calc(100vh - var(--nav-height)) !important;
    height: calc(100dvh - var(--nav-height)) !important;
    position: fixed;
    left: 0;
    width: 100%;
    z-index: 9998;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    transition: opacity 0.3s ease;
}

#mob-drawer {
    max-height: calc(100vh - var(--nav-height)) !important;
    max-height: calc(100dvh - var(--nav-height)) !important;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    background: #ffffff;
    overflow-y: auto;
    overscroll-behavior: contain; /* 메뉴 끝까지 스크롤해도 뒤 페이지로 스크롤이 넘어가지 않게 */
    transform: translateY(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.12);
    border-top: 1px solid #f1f5f9;
}

/* 메뉴가 열린 동안 뒤 페이지 스크롤 고정 (모바일과 index.html 인라인 규칙의 화면들은 문서 전체가 스크롤된다).
   클래스는 navbar.js toggleNavDrawer가 관리. :root로 우선순위를 높여 index.html 인라인 규칙(html[data-route="data"] 등)보다 앞선다. */
:root.is-drawer-open,
:root.is-drawer-open > body {
    overflow: hidden !important;
}

.mega-menu-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    padding: 40px 24px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}

.mega-menu-col {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mega-menu-col .menu-group-label {
    padding: 8px 16px;
    margin-bottom: 8px;
    font-size: 12px;
    font-weight: 800;
    color: var(--stay-text-sub, rgba(0, 0, 0, 0.60));
    letter-spacing: 1.2px;
    text-transform: uppercase;
    border-bottom: 2px solid #f3f4f6;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mob-drw-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    font-size: 15px;
    font-weight: 600;
    color: var(--stay-text-main, rgba(0, 0, 0, 0.85));
    text-decoration: none;
    border-radius: 10px;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.mob-drw-link:hover {
    background: #f8fafc;
    color: #0f172a;
    transform: translateX(4px);
}

.mob-drw-link.highlight {
    background: transparent;
    color: var(--stay-text-main, rgba(0, 0, 0, 0.85));
    font-weight: 700;
}

.mob-drw-link.highlight:hover {
    background: #f8fafc;
    color: #0f172a;
}

.mob-drw-link svg, .mob-drw-link img {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

@media (max-width: 1024px) {
    .mega-menu-nav {
        grid-template-columns: repeat(2, 1fr);
        padding: 28px 20px;
        gap: 24px;
    }
}

@media (max-width: 640px) {
    .top-nav-inner {
        padding: 0 12px !important;
    }
    /* 모바일 로고 크기 가로 60%로 축소하여 여유공간 대폭 확보 */
    .top-logo-img {
        height: 17px !important;
        max-height: 17px !important;
        width: auto !important;
    }
    .top-nav-right {
        gap: 0 !important; /* 버튼 터치 영역(44px) 자체가 간격 역할 */
    }
    .nav-demand-pill-btn {
        padding: 6px 10px !important;
        font-size: 12px !important;
        gap: 4px !important;
        height: 34px !important;
    }
    .nav-demand-pill-btn svg {
        width: 14px !important;
        height: 14px !important;
    }
    /* 터치 영역은 44×44px 이상 (아이콘 크기는 그대로) */
    .google-login-btn {
        padding: 6px 8px !important;
        font-size: 11px !important;
        gap: 4px !important;
        height: 44px !important;
        min-width: 44px !important;
        justify-content: center !important;
    }
    .google-login-btn span {
        display: none !important; /* 모바일 폭에서는 아이콘만 표시하여 로고 찌그러짐 원천 방지 */
    }
    .hamburger-btn {
        width: 44px !important;
        height: 44px !important;
    }
    .mega-menu-nav {
        grid-template-columns: 1fr;
        padding: 24px 16px 32px 16px !important;
        gap: 20px;
    }
}

/* ==========================================================================
   3. Transparent Top Nav on Home Hero vs Solid on Scrolled / Non-Home
   ========================================================================== */
body[data-route="home"].is-home-route:not(.home-scrolled):not(.is-drawer-open) .top-nav-bar {
    position: absolute !important;
    top: 0; left: 0; width: 100%;
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border-bottom: none !important;
    box-shadow: none !important;
}

/* 홈: 스크롤해서 불투명해진 뒤에도 바를 문서 흐름 밖(fixed)에 둔다.
   히어로 위 투명 상태(absolute)에서 흐름 안(sticky)으로 바뀌면 전환 순간 본문이 바 높이(64·72px)만큼 아래로 튄다. */
body[data-route="home"].is-home-route.home-scrolled .top-nav-bar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
}

/* 메뉴(드로어)가 열리면 상단 바를 화면 상단에 고정한다. 홈 히어로 위(absolute)처럼 바가 화면 맨 위에 있지 않은
   상태에서도 닫기(X) 버튼이 보여야 한다. 다른 화면의 sticky 바는 이미 맨 위에 있으므로 위치는 같다.
   바가 문서 흐름에서 빠지며 본문이 밀려 올라가는 것은 navbar.js가 .admin-container 위쪽 여백으로 메운다.
   header 태그까지 써서 profitDetail.css의 sticky 강제 규칙보다 우선한다. */
body.is-drawer-open header.top-nav-bar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
}

body[data-route="home"].is-home-route:not(.home-scrolled):not(.is-drawer-open) .top-logo-img {
    filter: invert(1) !important;
}

body[data-route="home"].is-home-route:not(.home-scrolled):not(.is-drawer-open) .desktop-nav-categories .nav-cat-link {
    color: #ffffff !important;
}

body[data-route="home"].is-home-route:not(.home-scrolled):not(.is-drawer-open) .desktop-nav-categories .nav-cat-link:hover {
    background: rgba(255, 255, 255, 0.15) !important;
}

body[data-route="home"].is-home-route:not(.home-scrolled):not(.is-drawer-open) .hamburger-btn span {
    background: #ffffff !important;
}