/* Modern Startup Theme for VAST Physio */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

:root {
    --primary-color: #0f172a; /* Slate 900 */
    --accent-color: #3b82f6; /* Blue 500 */
    --accent-hover: #2563eb; /* Blue 600 */
    --bg-light: #f8fafc; /* Slate 50 */
    --text-dark: #1e293b; /* Slate 800 */
    --text-muted: #64748b; /* Slate 500 */
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.025em; /* Tight tracking for modern look */
    color: var(--primary-color);
}

/* Navbar Styling */
.navbar {
    background-color: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.navbar-brand {
    color: var(--primary-color) !important;
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.05em;
}

.nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--accent-color) !important;
}

/* Buttons */
.btn-primary {
    background-color: var(--accent-color);
    border: none;
    border-radius: var(--radius-md);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline-primary {
    color: var(--accent-color);
    border-color: var(--accent-color);
    border-radius: var(--radius-md);
    font-weight: 600;
}

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

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
    padding: 5rem 0;
    border-radius: var(--radius-lg);
    margin-bottom: 3rem;
    text-align: center;
}

.hero-title {
    font-size: 3.5rem;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

/* Cards */
.card {
    border: none;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Staff Page Specifics */
.staff-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0,0,0,0.05);
}

.staff-img-container {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.staff-img {
    width: 100%;
    height: auto;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.staff-card:hover .staff-img {
    transform: scale(1.03);
}

.staff-role {
    color: var(--accent-color);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background-color: var(--primary-color) !important;
    color: rgba(255,255,255,0.7) !important;
}