/* ==========================================
   LogBeam 2.0 — Frontend Stylesheet
   ========================================== */

:root {
    --dark-bg: #0d1117;
    --darker-bg: #010409;
    --accent-blue: #1f6feb;
    --accent-green: #28a745;
    --accent-orange: #ff8c00;
    --accent-red: #dc3545;
    --text-light: #c9d1d9;
    --text-muted: #8b949e;
}

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

body {
    background-color: var(--dark-bg);
    color: var(--text-light);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    overflow: hidden;
    height: 100dvh;
}

#app {
    display: flex;
    flex-direction: column;
    height: 100dvh;
    overflow: hidden;
}

#main-layout {
    display: flex;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

#globe-container {
    flex: 1;
    min-width: 0;
    min-height: 0;
    background: linear-gradient(135deg, #0d1117 0%, #161b22 100%);
    position: relative;
}

#sidebar {
    width: 280px;
    flex-shrink: 0;
    background-color: var(--darker-bg);
    border-left: 1px solid #30363d;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#sidebar h5,
#sidebar h6 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: #58a6ff;
}

.sidebar-qso-wrap {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.sidebar-qso-wrap h6 {
    flex-shrink: 0;
}

#qso-list {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
}

/* ==========================================
   Stats
   ========================================== */

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
    text-align: center;
    padding: 0.75rem;
    background-color: #0d1117;
    border-radius: 6px;
    border: 1px solid #30363d;
}

.stat-item strong {
    font-size: 1.75rem;
    color: #58a6ff;
    margin-bottom: 0.25rem;
}

.stat-item small {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==========================================
   Filtros
   ========================================== */

.form-select,
.form-label {
    color: var(--text-light);
    border-color: #30363d;
    background-color: #0d1117;
}

.form-select:focus,
.form-select:active {
    background-color: #0d1117;
    border-color: #58a6ff;
    color: var(--text-light);
}

.form-select option {
    background-color: #0d1117;
    color: var(--text-light);
}

.btn-primary {
    background-color: var(--accent-blue);
    border-color: var(--accent-blue);
}

.btn-primary:hover {
    background-color: #388bfd;
    border-color: #388bfd;
}

/* ==========================================
   QSO List
   ========================================== */

.qso-card {
    background-color: #0d1117;
    border: 1px solid #30363d;
    border-radius: 6px;
    padding: 0.75rem;
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.qso-card:hover {
    border-color: #58a6ff;
    box-shadow: 0 0 10px rgba(88, 166, 255, 0.2);
    transform: translateX(2px);
}

.qso-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.qso-callsign {
    font-weight: 600;
    color: #58a6ff;
    font-size: 0.95rem;
}

.qso-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background-color: var(--accent-orange);
    color: white;
    border-radius: 3px;
    font-size: 0.7rem;
    font-weight: 600;
}

.qso-badge.ft8 {
    background-color: #1f6feb;
}

.qso-badge.cw {
    background-color: #28a745;
}

.qso-badge.ssb {
    background-color: #ffd33d;
    color: #000;
}

.qso-details {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.qso-location {
    color: #58a6ff;
    font-size: 0.8rem;
    margin-top: 0.3rem;
}

/* ==========================================
   Scrollbar
   ========================================== */

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--darker-bg);
}

::-webkit-scrollbar-thumb {
    background: #30363d;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #484f58;
}

/* ==========================================
   Responsividade
   ========================================== */

@media (max-width: 992px) {
    .col-lg-9,
    .col-lg-3 {
        width: 100% !important;
    }

    .col-lg-3 {
        max-height: 50vh;
        border-left: 0;
        border-top: 1px solid #30363d;
    }

    .stats {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   Loading Animation
   ========================================== */

.loading-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #30363d;
    border-top: 2px solid #58a6ff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==========================================
   Alert / Toast
   ========================================== */

.alert {
    border: none;
    border-left: 4px solid #58a6ff;
    background-color: #0d1117;
}

.alert-danger {
    border-left-color: var(--accent-red);
}

.alert-success {
    border-left-color: var(--accent-green);
}