/* ===================================================
   base.css — Global layout styles (Star Project)
   =================================================== */

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

:root {
    --logo-size: 44px;
    --bg: #f4f6fb;
    --bg-accent: #eef2f8;
    --surface: #ffffff;
    --surface-2: #f8faff;
    --text: #172233;
    --muted: #607086;
    --accent: #e94560;
    --accent-dark: #c73652;
    --accent-soft: #fceef2;
    --border: #e6ebf4;
    --shadow: 0 20px 45px rgba(15, 24, 43, 0.08);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: linear-gradient(180deg, #f8fafc 0%, var(--bg) 100%);
    color: var(--text);
    line-height: 1.6;
}

a {
    color: inherit;
}

/* --- Header --- */
header {
    background: rgba(255, 255, 255, 0.96);
    color: var(--text);
    padding: 0.85rem 1.5rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 30px rgba(13, 24, 47, 0.06);
    backdrop-filter: blur(16px);
}

.header-top-row {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

header .logo {
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    line-height: 0;
}

header .site-logo-image {
    width: auto;
    height: auto;
    max-height: 54px;
    max-width: min(46vw, 300px);
    border-radius: 10px;
    object-fit: cover;
    display: block;
    background: transparent;
}

header .site-logo-fallback {
    width: var(--logo-size);
    height: var(--logo-size);
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-soft), #f9fbff);
    color: var(--accent);
    font-size: 1.15rem;
}

.primary-nav {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    flex: 1;
}

.primary-nav-links {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.45rem;
}

.primary-nav a {
    color: var(--text);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 700;
    border: 1px solid transparent;
    background: transparent;
    border-radius: 999px;
    padding: 0.45rem 0.95rem;
    transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.primary-nav a:hover {
    color: var(--accent-dark);
    background: var(--accent-soft);
    border-color: transparent;
    transform: translateY(-1px);
}

.primary-nav a.nav-btn-admin {
    background: var(--surface-2);
    color: var(--text);
    border-color: var(--border);
    white-space: nowrap;
}

.primary-nav a.nav-btn-admin:hover {
    background: #eff4ff;
    color: var(--accent-dark);
}

.nav-logout-form {
    margin: 0;
}

.primary-nav .nav-btn-logout {
    background: transparent;
    color: var(--text);
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 700;
    padding: 0.45rem 0.95rem;
    white-space: nowrap;
    cursor: pointer;
    transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.primary-nav .nav-btn-logout:hover {
    background: var(--accent-soft);
    color: var(--accent-dark);
    border-color: transparent;
    transform: translateY(-1px);
}

.secondary-nav {
    width: calc(100% + 3rem);
    display: flex;
    justify-content: center;
    margin-left: -1.5rem;
    margin-right: -1.5rem;
    margin-top: 0.2rem;
    margin-bottom: 0.15rem;
    padding: 0.65rem 0.95rem 0.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(90deg, #131725 0%, #1d2741 100%);
    border-radius: 0;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), inset 0 -1px 0 rgba(0, 0, 0, 0.35);
}

.nav-contact-btn {
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(135deg, var(--accent), #ff5d79);
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 0.5rem 1.15rem;
    box-shadow: 0 8px 18px rgba(233, 69, 96, 0.24);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.nav-contact-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgba(233, 69, 96, 0.3);
}

@media (max-width: 900px) {
    .header-top-row {
        flex-direction: column;
    }

    .primary-nav {
        width: 100%;
        justify-content: center;
        flex-direction: column;
        gap: 0.6rem;
    }

    .primary-nav-links {
        justify-content: center;
    }

    .primary-nav a.nav-btn-admin {
        align-self: center;
    }

    .nav-logout-form {
        align-self: center;
    }
}

/* --- Main --- */
main {
    flex: 1;
    padding-bottom: 1.5rem;
}

/* --- Footer --- */
footer {
    background: var(--surface);
    color: var(--muted);
    text-align: center;
    padding: 1.3rem 2rem 1.6rem;
    font-size: 0.92rem;
    border-top: 1px solid var(--border);
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    line-height: 0;
    margin-bottom: 0.6rem;
}

.footer-logo-image {
    width: auto;
    height: auto;
    max-height: 36px;
    max-width: min(42vw, 220px);
    border-radius: 8px;
    object-fit: cover;
    display: block;
    background: transparent;
}

.footer-logo-fallback {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-soft), #f9fbff);
    color: var(--accent);
}

footer a {
    color: var(--accent);
    text-decoration: none;
}

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