/* =========================================================================
   IVAO Tools — Shared Brand Stylesheet
   Palette source: https://brand.ivao.aero/colors/
   Created by 495358
   ========================================================================= */

:root {
    --ivao-blue: #0D2C99;        /* Primary brand blue */
    --ivao-blue-dark: #091F6E;   /* Darker shade for hover / active states */
    --ivao-blue-light: #3C55AC;  /* Secondary light blue */
    --ivao-grey: #D7D7DC;        /* Secondary grey */
    --ivao-grey-dark: #999999;   /* Grey #3 (secondary text) */
    --ivao-text: #222222;        /* Grey #1 (body text) */
    --ivao-green: #2EC662;       /* Semantic: good / online */
    --ivao-yellow: #F9CC2C;      /* Semantic: warning */
    --ivao-red: #E93434;         /* Semantic: bad / offline */
    --ivao-info-blue: #7EA2D6;   /* Semantic: info */
    --ivao-font: 'Open Sans', Arial, 'Segoe UI', sans-serif;
}

/* -------------------------------------------------------------------------
   Global type
   ------------------------------------------------------------------------- */
body {
    font-family: var(--ivao-font);
    color: var(--ivao-text);
}

h1, h2, h3, h4, h5, h6 {
    font-family: Arial, var(--ivao-font);
}

/* -------------------------------------------------------------------------
   Shared Topbar (assets/partials/topbar.php)
   ------------------------------------------------------------------------- */
.ivao-topbar {
    background: var(--ivao-blue);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .5rem 1rem;
    padding: .6rem 1.25rem;
    box-shadow: 0 2px 8px rgba(0,0,0,.25);
    position: relative;
    z-index: 1000;
}

.ivao-topbar__brand {
    display: flex;
    align-items: center;
    gap: .6rem;
    text-decoration: none;
    color: #fff;
}

.ivao-topbar__brand img {
    height: 32px;
    width: auto;
    display: block;
}

.ivao-topbar__brand-fallback {
    display: none;
    font-weight: 800;
    letter-spacing: 2px;
    font-size: 1.15rem;
    background: #fff;
    color: var(--ivao-blue);
    padding: .15rem .5rem;
    border-radius: 4px;
    line-height: 1.4;
}

.ivao-topbar__title {
    font-weight: 600;
    font-size: 1.05rem;
    white-space: nowrap;
}

.ivao-topbar__title small {
    display: block;
    font-weight: 400;
    font-size: .7rem;
    color: var(--ivao-grey);
    letter-spacing: .5px;
}

.ivao-topbar__nav {
    display: flex;
    align-items: center;
    gap: .25rem;
    flex-wrap: wrap;
}

.ivao-topbar__nav a {
    color: rgba(255,255,255,.85);
    text-decoration: none;
    font-size: .9rem;
    font-weight: 600;
    padding: .4rem .75rem;
    border-radius: 6px;
    transition: background .15s ease, color .15s ease;
    white-space: nowrap;
}

.ivao-topbar__nav a:hover {
    background: rgba(255,255,255,.12);
    color: #fff;
}

.ivao-topbar__nav a.is-active {
    background: #fff;
    color: var(--ivao-blue);
}

.ivao-topbar__session {
    display: flex;
    align-items: center;
    gap: .6rem;
    font-size: .85rem;
    color: rgba(255,255,255,.9);
}

.ivao-topbar__session .vid-pill {
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.25);
    padding: .25rem .6rem;
    border-radius: 999px;
}

.ivao-topbar__session a {
    color: #fff;
    background: var(--ivao-red);
    text-decoration: none;
    font-weight: 600;
    padding: .3rem .7rem;
    border-radius: 6px;
    font-size: .8rem;
}

.ivao-topbar__session a:hover { background: #c72424; }

/* -------------------------------------------------------------------------
   Shared Footer (assets/partials/footer.php)
   ------------------------------------------------------------------------- */
.ivao-footer {
    background: var(--ivao-blue);
    color: rgba(255,255,255,.85);
    text-align: center;
    padding: .9rem 1rem;
    font-size: .85rem;
    margin-top: auto;
}

.ivao-footer a {
    color: #fff;
    font-weight: 600;
    text-decoration: none;
}

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

.ivao-footer .ivao-footer__disclaimer {
    display: block;
    font-size: .72rem;
    color: rgba(255,255,255,.55);
    margin-top: .2rem;
}

/* -------------------------------------------------------------------------
   Re-skin Bootstrap "chrome" (buttons, headers, nav) used by the existing
   tools to the IVAO palette. These selectors intentionally match the
   Bootstrap classes already used inside checker/ and radar/ so the override
   applies purely through CSS — no changes to the underlying PHP/SQL logic.
   ------------------------------------------------------------------------- */
.btn-primary {
    background-color: var(--ivao-blue) !important;
    border-color: var(--ivao-blue) !important;
}
.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--ivao-blue-dark) !important;
    border-color: var(--ivao-blue-dark) !important;
}
.btn-info {
    background-color: var(--ivao-info-blue) !important;
    border-color: var(--ivao-info-blue) !important;
    color: #08123d !important;
}
.btn-success {
    background-color: var(--ivao-green) !important;
    border-color: var(--ivao-green) !important;
}
.btn-danger, .bg-red-600 {
    background-color: var(--ivao-red) !important;
    border-color: var(--ivao-red) !important;
}

.card-header {
    background-color: var(--ivao-blue) !important;
    color: #fff !important;
}

.navbar.navbar-dark,
.navbar-dark {
    background-color: #0a1f3d !important; /* near-navy so it sits under the blue topbar without competing */
}

.nav-link.active {
    color: #fff !important;
    font-weight: 700;
}

a { color: var(--ivao-blue); }
a:hover { color: var(--ivao-blue-dark); }

.alert-info {
    background-color: #eaf0fb;
    border-color: var(--ivao-info-blue);
    color: #0a1f3d;
}

.table th { background-color: var(--ivao-grey) !important; }

#utcTimeDisplay { color: rgba(255,255,255,.85) !important; }

/* Admin / management panel stat cards */
.stat-card { border-left-color: var(--ivao-blue) !important; }
.stat-card p { color: var(--ivao-blue) !important; }
.stat-card h4 { color: var(--ivao-text) !important; }
.status-connected { color: var(--ivao-green) !important; }
.status-disconnected { color: var(--ivao-red) !important; }

/* Login-style pages (checker/admin.php, radar/login.php, radar/index.php) */
.login-container h2,
h4.ivao-accent {
    color: var(--ivao-blue) !important;
}

/* -------------------------------------------------------------------------
   Dashboard (root index.php)
   ------------------------------------------------------------------------- */
.ivao-dashboard-hero {
    background: linear-gradient(135deg, var(--ivao-blue) 0%, var(--ivao-blue-light) 100%);
    color: #fff;
    padding: 2.5rem 1.5rem;
    text-align: center;
}

.ivao-dashboard-hero h1 {
    margin: 0 0 .4rem;
    font-weight: 800;
    letter-spacing: 1px;
}

.ivao-dashboard-hero p {
    margin: 0;
    color: rgba(255,255,255,.85);
}

.ivao-stats-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    padding: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.ivao-stat-card {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,.08);
    padding: 1.1rem 1.6rem;
    text-align: center;
    min-width: 140px;
    border-top: 4px solid var(--ivao-blue);
}

.ivao-stat-card strong {
    display: block;
    font-size: 1.8rem;
    color: var(--ivao-blue);
}

.ivao-stat-card span {
    font-size: .8rem;
    color: var(--ivao-grey-dark);
    text-transform: uppercase;
    letter-spacing: .5px;
}

.ivao-stat-card.is-stale { border-top-color: var(--ivao-grey-dark); opacity: .7; }

.tools-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    padding: 1rem 2rem 2.5rem;
    flex: 1;
    max-width: 1100px;
    margin: 0 auto;
}

.tool-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    width: 260px;
    text-align: center;
    padding: 2rem 1.25rem;
    transition: transform 0.2s ease, box-shadow .2s ease;
    border-bottom: 4px solid var(--ivao-blue);
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,.15);
}

.tool-icon {
    font-size: 2.6rem;
    color: var(--ivao-blue);
    margin-bottom: 1rem;
}

.tool-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ivao-text);
    margin-bottom: 0.5rem;
}

.tool-description {
    font-size: 0.92rem;
    color: var(--ivao-grey-dark);
    margin-bottom: 1.1rem;
    min-height: 2.6em;
}

.tool-button {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background-color: var(--ivao-blue);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: background-color 0.2s ease;
}

.tool-button:hover {
    background-color: var(--ivao-blue-dark);
    color: #fff;
}

.tool-card .tool-status {
    display: inline-block;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .5px;
    text-transform: uppercase;
    padding: .15rem .5rem;
    border-radius: 999px;
    margin-bottom: .6rem;
}
.tool-status.ok { background: #e5f9ec; color: #1c8f45; }
.tool-status.warn { background: #fff6e0; color: #a87a00; }

/* Simple full-page loading overlay used for perceived-performance on
   the checker's server-rendered search forms. */
.ivao-loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,.75);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    flex-direction: column;
    gap: .75rem;
    font-family: var(--ivao-font);
    color: var(--ivao-blue);
    font-weight: 700;
}
.ivao-loading-overlay.is-active { display: flex; }
.ivao-spinner {
    width: 42px; height: 42px;
    border: 4px solid var(--ivao-grey);
    border-top-color: var(--ivao-blue);
    border-radius: 50%;
    animation: ivao-spin 0.8s linear infinite;
}
@keyframes ivao-spin { to { transform: rotate(360deg); } }