/* Travel Group Dashboard - Azul Viagens & OTA Theme (Premium v0.01.037) */
:root {
    --primary: #003B71;    /* Navy Blue */
    --secondary: #009FDC;  /* Cyan */
    --accent: #FF9100;     /* Orange */
    --bg-dark: #F8FAFC;    
    --bg-card: #FFFFFF;    
    --text-main: #0F172A;  
    --text-muted: #64748B; 
    --success: #10B981;
    --danger: #EF4444;
    --warning: #F59E0B;
    --border-color: rgba(226, 232, 240, 0.8);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --card-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem;
}

/* Base Cards */
.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--card-shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.glass-card:hover { 
    border-color: var(--secondary); 
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transform: translateY(-2px);
}

/* Typography */
h1, h2, h3 { font-weight: 700; letter-spacing: -0.025em; color: var(--primary); }
.text-gradient {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Forms */
.form-group { margin-bottom: 1.5rem; }
label { display: block; font-size: 0.75rem; color: var(--text-muted); margin-bottom: 0.5rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;}

.form-control {
    width: 100%;
    padding: 0.9rem 1.1rem;
    background: rgba(248, 250, 252, 0.8);
    border: 1.5px solid var(--border-color);
    border-radius: 0.75rem;
    color: var(--text-main);
    font-size: 1rem;
    transition: all 0.2s;
}

.form-control:focus { 
    outline: none; 
    border-color: var(--secondary); 
    background: #FFFFFF; 
    box-shadow: 0 0 0 4px rgba(0, 159, 220, 0.15); 
}
.form-control::placeholder { color: #94A3B8; }

/* Buttons */
.btn {
    padding: 0.8rem 1.6rem;
    border-radius: 0.75rem;
    border: none;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
}

.btn-primary { 
    background: linear-gradient(135deg, var(--primary), var(--secondary)); 
    color: white; 
    box-shadow: 0 4px 12px rgba(0, 159, 220, 0.2);
}
.btn-primary:hover { 
    transform: translateY(-1px); 
    box-shadow: 0 8px 20px rgba(0, 159, 220, 0.4); 
}

.btn-danger { background: #FFF1F2; color: var(--danger); border: 1.5px solid #FECDD3; }
.btn-danger:hover { background: var(--danger); color: white; border-color: var(--danger); }

/* Utilities */
.hidden { display: none !important; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.grid { display: grid; gap: 1.5rem; }

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2.5rem;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(8px);
    background: rgba(255, 255, 255, 0.9);
}

/* Flight Option Cards (Public View) */
.flight-option-card {
    border: 2px solid transparent;
    background: rgba(255,255,255,0.05);
}
.flight-option-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(0, 159, 220, 0.3);
}

/* Date Chips (Calendar Style) */
.date-chip, .date-chip-in {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.date-chip.active, .date-chip-in.active {
    background: var(--secondary) !important;
    border-color: var(--secondary) !important;
    color: white !important;
    transform: scale(1.05);
    box-shadow: 0 8px 15px rgba(0, 159, 220, 0.3);
}

/* Passenger Table */
table { width: 100%; border-collapse: collapse; margin-top: 1rem; text-align: left; }
th { text-align: left; padding: 1.2rem 1rem; color: var(--text-muted); font-size: 0.75rem; border-bottom: 2px solid var(--border-color); text-transform: uppercase; font-weight: 800; }
td { padding: 1.2rem 1rem; border-bottom: 1px solid var(--border-color); font-size: 0.9rem; color: var(--text-main); }
tbody tr:hover { background-color: #F1F5F9; }

/* Tab Navigation */
.tab-nav {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.tab-btn {
    padding: 1rem 2rem;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-weight: 700;
    cursor: pointer;
    border-bottom: 3.5px solid transparent;
    margin-bottom: -2.5px;
    transition: all 0.3s;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.tab-btn:hover { color: var(--primary); }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }

/* --- State-Driven Navigation --- */
.tab-pane, .group-pane { display: none !important; animation: fadeIn 0.4s cubic-bezier(0.4, 0, 0.2, 1); }

body[data-active-view="groups"] #tab-groups,
body[data-active-view="reports"] #tab-reports,
body[data-active-view="logs"] #tab-logs,
body[data-active-view="configs"] #tab-configs { display: block !important; }

#groupDetailsSection[data-active-subtab="tab-info"] #tab-info,
#groupDetailsSection[data-active-subtab="tab-flights"] #tab-flights,
#groupDetailsSection[data-active-subtab="tab-pax"] #tab-pax { display: block !important; }

/* Animations */
@keyframes fadeIn { 
    from { opacity: 0; transform: translateY(8px); } 
    to { opacity: 1; transform: translateY(0); } 
}
.fade-in { animation: fadeIn 0.4s ease forwards; }

@media (max-width: 768px) {
    .grid-2, .grid-4 { grid-template-columns: 1fr !important; }
    .container { padding: 1rem; }
    .desktop-only { display: none !important; }
    nav { padding: 0.8rem 1rem; }
}