/* --- CURIO PREMIUM DESIGN SYSTEM --- */
:root {
    --primary: #0F172A;
    --secondary: #3B82F6;
    --accent: #F59E0B;
    --success: #10B981;
    --danger: #EF4444;
    --bg: #F8FAFC;
    --sidebar-bg: #0B1120;
    --card: #FFFFFF;
    --border: #E2E8F0;
    --text-main: #1E293B;
    --text-muted: #64748B;
    --sidebar-width: 260px;
}

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

body { 
    font-family: 'Inter', sans-serif; 
    background: var(--bg); 
    color: var(--text-main);
    overflow-x: hidden;
}

/* --- MAIN LAYOUT --- */
.app-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    color: white;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    z-index: 1000;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 2.5rem;
    padding: 0.5rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--secondary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.logo-text {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
}

.side-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

.side-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0.8rem 1rem;
    text-decoration: none;
    color: #94A3B8;
    border-radius: 12px;
    transition: all 0.2s;
    font-weight: 500;
}

.side-nav a:hover, .side-nav a.active {
    background: rgba(59, 130, 246, 0.1);
    color: white;
}

.main-content {
    flex: 1;
    padding: 2.5rem;
    max-width: 100%;
}

/* --- SECTION STYLING --- */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    background: var(--card);
    padding: 1.5rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}

.stat-card h3 { font-size: 1.8rem; margin: 0.5rem 0; }
.stat-card span { color: var(--text-muted); font-size: 0.9rem; font-weight: 600; }

/* --- DOCTOR ZEN WORKSPACE LAYER --- */
.doctor-zen-grid {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 2rem;
}

.patient-pipeline {
    background: var(--card);
    border-radius: 24px;
    padding: 1.5rem;
    border: 1px solid var(--border);
}

.pipeline-card {
    background: #F8FAFC;
    padding: 1.2rem;
    border-radius: 16px;
    margin-bottom: 1rem;
    border-left: 5px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pipeline-card.active {
    background: #EFF6FF;
    border-left-color: var(--secondary);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.1);
}

.clinical-workspace-area {
    background: var(--card);
    border-radius: 28px;
    padding: 2.5rem;
    border: 1px solid var(--border);
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.05);
}

.workspace-actions {
    display: flex;
    gap: 1rem;
    margin: 2rem 0;
}

.btn-zen {
    padding: 0.8rem 1.5rem;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary-zen { background: var(--secondary); color: white; border: none; }

.clinical-notes-card textarea {
    width: 100%;
    min-height: 250px;
    border: 2px solid #F1F5F9;
    border-radius: 20px;
    padding: 1.5rem;
    font-size: 1.1rem;
    background: #FAFAFA;
    outline: none;
}

.clinical-notes-card textarea:focus { border-color: var(--secondary); background: white; }

/* --- RESPONSIVE ADAPTATION --- */
@media (max-width: 1024px) {
    .sidebar { width: 80px; padding: 1rem; }
    .logo-text, .side-nav a span:last-child { display: none; }
    .doctor-zen-grid { grid-template-columns: 1fr; }
}

.hidden { display: none !important; }