/* =========================================================
   TOPSALE Theme — Main Stylesheet
   ========================================================= */

/* ----- Reset & Base ----- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --color-bg:       #0d1117;
    --color-surface:  #161b22;
    --color-border:   #30363d;
    --color-text:     #e6edf3;
    --color-muted:    #8b949e;
    --color-accent:   #2ea44f;
    --color-accent-h: #3fb950;
    --header-h:       64px;
    --container-w:    1200px;
}

html { font-size: 16px; }

body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a { color: inherit; text-decoration: none; }

/* ----- Layout ----- */
.container {
    width: 100%;
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 0 24px;
}

.site-main { flex: 1; }

/* ----- Header ----- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--header-h);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    gap: 32px;
}

/* Logo */
.site-logo { display: flex; align-items: center; flex-shrink: 0; }
.logo-img  { height: 32px; width: auto; }
.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

/* Nav */
.site-nav { flex: 1; }

.nav-menu {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-menu > li {
    position: relative;
}

.nav-menu > li > a {
    display: block;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.9rem;
    color: var(--color-muted);
    transition: color 0.15s, background 0.15s;
}

.nav-menu > li > a:hover,
.nav-menu > li.current-menu-item > a,
.nav-menu > li.current-menu-ancestor > a {
    color: var(--color-text);
    background: rgba(255,255,255,0.06);
}

/* Dropdown */
.nav-menu .sub-menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 200px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 6px;
    list-style: none;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

.nav-menu > li:hover > .sub-menu { display: block; }

.nav-menu .sub-menu li a {
    display: block;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--color-muted);
    transition: color 0.15s, background 0.15s;
}

.nav-menu .sub-menu li a:hover {
    color: var(--color-text);
    background: rgba(255,255,255,0.06);
}

/* Auth */
.header-auth {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    margin-left: auto;
}

.auth-username {
    font-size: 0.875rem;
    color: var(--color-muted);
}

.auth-btn {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: background 0.15s, color 0.15s;
    cursor: pointer;
}

.auth-btn--login {
    background: var(--color-accent);
    color: #fff;
}

.auth-btn--login:hover { background: var(--color-accent-h); }

.auth-btn--logout {
    border: 1px solid var(--color-border);
    color: var(--color-muted);
}

.auth-btn--logout:hover {
    border-color: var(--color-text);
    color: var(--color-text);
}

/* ----- Footer ----- */
.site-footer {
    border-top: 1px solid var(--color-border);
    padding: 24px;
}

.footer-inner {
    max-width: var(--container-w);
    margin: 0 auto;
    text-align: center;
}

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