/* Stunning Glassmorphic Dark Theme */
:root {
    --bg-dark: #323f58;
    --bg-card: rgba(29, 37, 60, 0.7);
    --bg-sidebar: #323f58;
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --border-color: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

body {
    background-color: var(--bg-dark);
    background-image: radial-gradient(circle at 15% 50%, rgba(59, 130, 246, 0.08), transparent 25%),
                      radial-gradient(circle at 85% 30%, rgba(16, 185, 129, 0.08), transparent 25%);
    background-attachment: fixed;
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    transition: all 0.3s ease;
    min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 { color: #ffffff; font-weight: 700; letter-spacing: -0.5px; }
.text-white { color: #ffffff !important; }
.text-muted, .text-secondary { color: var(--text-muted) !important; }
.text-dark, .text-gray-800, .text-body { color: #ffffff !important; } /* Override dark text to white for dark mode */
.bg-white { background-color: transparent !important; } /* Override bg-white */
.bg-light { background-color: rgba(255,255,255,0.05) !important; color: #fff !important; }
.text-primary { color: var(--accent) !important; }

/* Sidebar */
.sidebar {
    position: fixed; top: 0; bottom: 0; left: 0; z-index: 1040; padding: 20px 0;
    background: var(--bg-sidebar);
    backdrop-filter: blur(10px);
    border-right: 1px solid var(--border-color);
    color: #fff; width: 250px;
    box-shadow: 4px 0 20px rgba(0,0,0,0.5);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.sidebar h2 { color: #fff; font-size: 1.5rem; font-weight: 700; letter-spacing: 1px; padding: 0 20px; margin-bottom: 25px; }
.sidebar a {
    color: var(--text-muted); padding: 12px 20px; font-size: 1rem; font-weight: 500;
    display: block; text-decoration: none; transition: all 0.3s ease;
    border-left: 3px solid transparent; margin: 4px 12px; border-radius: 8px;
}
.sidebar a:hover {
    color: #ffffff; background: rgba(255, 255, 255, 0.05);
    border-left-color: var(--accent); transform: translateX(4px);
}

/* Main Content */
.main { margin-left: 250px; padding: 30px; min-height: 100vh; }
.main.full { margin-left: 0; }
.mobile-header { background: var(--bg-sidebar) !important; border-bottom: 1px solid var(--border-color); }

/* Glassmorphism Cards */
.card {
    background: var(--bg-card) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color) !important;
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    margin-bottom: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.4), 0 0 20px rgba(59, 130, 246, 0.1);
}
.card-header {
    background: transparent !important;
    border-bottom: 1px solid var(--border-color) !important;
    padding: 1.25rem 1.5rem;
}
.card-body { padding: 1.5rem; }

/* Stat Cards */
.stat-card { position: relative; overflow: hidden; z-index: 1; border: 1px solid var(--border-color) !important; }
.stat-card .card-body { padding: 1rem 1.25rem; } /* Make stat cards more compact */
.stat-card::before {
    content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 60%);
    opacity: 0; transition: opacity 0.4s ease; z-index: -1;
}
.stat-card:hover::before { opacity: 1; }
.stat-card .text-xs { color: rgba(255,255,255,0.7) !important; font-weight: 600; letter-spacing: 1px; }
.stat-card .h5 { color: #ffffff !important; font-size: 1.15rem; }
.stat-card .h3 { color: #ffffff !important; font-size: 1.5rem; }
.stat-card i { color: rgba(255,255,255,0.2) !important; transition: transform 0.3s; font-size: 1.5rem !important; }
.stat-card:hover i { transform: scale(1.1) rotate(5deg); }

.badge { text-transform: capitalize; } /* Capitalize status badges */

/* Tables */
.table { color: var(--text-main) !important; background-color: transparent !important; --bs-table-bg: transparent; --bs-table-striped-bg: transparent; }
.table th, .table td { background-color: transparent !important; border-bottom: 1px solid var(--border-color) !important; vertical-align: middle; }
.table-light { background: rgba(255,255,255,0.03) !important; }
.table-light th { 
    background: rgba(255,255,255,0.05) !important; 
    color: var(--text-muted) !important;
    text-transform: uppercase; font-size: 0.8rem; letter-spacing: 1px;
}
.table-hover tbody tr:hover { background-color: rgba(255,255,255,0.05) !important; color: #fff !important; }
.table-hover tbody tr:hover td { background-color: transparent !important; }

/* Forms & Inputs */
.form-label { color: var(--text-muted); font-weight: 600; }
.form-control, .form-select {
    background: rgba(0,0,0,0.3) !important;
    border: 1px solid var(--border-color) !important;
    color: #ffffff !important;
    border-radius: 8px; padding: 0.75rem 1rem; transition: all 0.3s;
}
.form-control::placeholder {
    color: rgba(255, 255, 255, 0.4) !important;
}
.form-control:focus, .form-select:focus {
    background: rgba(0,0,0,0.5) !important;
    border-color: var(--accent) !important;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25) !important;
}

/* Buttons */
.btn {
    border-radius: 8px; font-weight: 600; padding: 0.6rem 1.2rem; transition: all 0.3s;
    text-transform: uppercase; font-size: 0.85rem; letter-spacing: 0.5px;
}
.btn-primary { background: var(--accent); border: none; box-shadow: 0 4px 10px rgba(59,130,246,0.3); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 6px 15px rgba(59,130,246,0.4); color: #fff; }

/* Telephone Keypad UI */
.telephone-wrapper {
    max-width: 380px; margin: 0 auto;
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 24px; padding: 30px;
    box-shadow: var(--glass-shadow);
}
.dial-display-container {
    background: rgba(0,0,0,0.4); border-radius: 12px; padding: 15px; margin-bottom: 25px;
    border: 1px solid var(--border-color); box-shadow: inset 0 2px 10px rgba(0,0,0,0.5);
}
.dial-display {
    background: transparent; border: none; font-size: 2.2rem; text-align: center;
    width: 100%; color: #ffffff; letter-spacing: 3px; font-weight: 600; outline: none;
}
.dial-pad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin-bottom: 25px; }
.dial-btn {
    background: rgba(255,255,255,0.05); border: 1px solid var(--border-color);
    border-radius: 50%; aspect-ratio: 1; font-size: 1.8rem; font-weight: 600;
    color: #ffffff; display: flex; flex-direction: column; align-items: center;
    justify-content: center; transition: all 0.2s; cursor: pointer;
}
.dial-btn:hover { background: rgba(255,255,255,0.1); transform: translateY(-2px); box-shadow: 0 5px 15px rgba(0,0,0,0.3); }
.dial-btn:active { transform: translateY(1px); }
.dial-btn span { font-size: 0.75rem; color: var(--text-muted); font-weight: 400; margin-top: -2px; }

/* Actions */
.action-buttons { display: flex; justify-content: center; gap: 20px; }
.call-btn {
    background: #10b981; color: white; border: none; border-radius: 50%;
    width: 70px; height: 70px; font-size: 1.8rem; display: flex; align-items: center; justify-content: center;
    transition: all 0.3s; box-shadow: 0 10px 20px rgba(16, 185, 129, 0.3); cursor: pointer;
}
.call-btn:hover { background: #059669; transform: scale(1.05); box-shadow: 0 12px 25px rgba(16, 185, 129, 0.4); }
.hangup-btn {
    background: #ef4444; color: white; border: none; border-radius: 50%;
    width: 70px; height: 70px; font-size: 1.8rem; display: flex; align-items: center; justify-content: center;
    transition: all 0.3s; box-shadow: 0 10px 20px rgba(239, 68, 68, 0.3); cursor: pointer;
}
.hangup-btn:hover:not(:disabled) { background: #dc2626; transform: scale(1.05); box-shadow: 0 12px 25px rgba(239, 68, 68, 0.4); }
.control-btn {
    background: rgba(255,255,255,0.1); color: #ffffff; border: 1px solid var(--border-color); border-radius: 50%;
    width: 55px; height: 55px; font-size: 1.3rem; display: flex; align-items: center; justify-content: center;
    transition: all 0.3s; align-self: center; cursor: pointer;
}
.control-btn:hover:not(:disabled) { background: rgba(255,255,255,0.2); transform: scale(1.05); }
.control-btn:disabled, .hangup-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

/* Call status */
.modern-status {
    padding: 15px 20px; border-radius: 12px; background: rgba(0,0,0,0.3);
    border-left: 5px solid var(--text-muted); font-size: 1.1rem; font-weight: 500;
    color: var(--text-main); display: flex; align-items: center; justify-content: center; gap: 12px;
    border-top: 1px solid var(--border-color); border-right: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color);
}
.modern-status i { font-size: 1.5rem; }
.status-idle { border-left-color: var(--text-muted); }
.status-connecting { border-left-color: #f59e0b; color: #fcd34d; }
.status-connected { border-left-color: #10b981; color: #6ee7b7; }

/* Login Page */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: radial-gradient(circle at center, #0f172a 0%, #070b14 100%); }
.login-card {
    background: rgba(17, 24, 39, 0.6); border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), 0 0 30px rgba(59, 130, 246, 0.1);
    width: 100%; max-width: 420px; border-radius: 20px; padding: 2.5rem;
    backdrop-filter: blur(20px); transform: translateY(0); animation: floatIn 0.6s ease-out;
}
.login-card h1 { color: #ffffff; }
.login-card p { color: var(--text-muted) !important; }
@keyframes floatIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* Mobile Overlay */
.sidebar-overlay {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
    background: rgba(0,0,0,0.7); backdrop-filter: blur(5px);
    z-index: 1030; opacity: 0; visibility: hidden; transition: all 0.3s;
}
.sidebar-overlay.show { opacity: 1; visibility: visible; }

/* Responsive Media Queries */
@media (max-width: 767.98px) {
    .sidebar { transform: translateX(-100%); transition: transform 0.3s ease; }
    .sidebar.show { transform: translateX(0); }
    .main { margin-left: 0 !important; padding: 20px 15px !important; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }