/* Custom CSS Variables */
:root {
    --primary-gradient: var(--brand-gradient);
    --primary-color: var(--brand-start);
    --secondary-color: var(--brand-end);
    --primary-dark: var(--primary-hover);
    --bg-light: var(--surface-muted);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

:root,
[data-bs-theme="light"] {
    --bs-primary: var(--primary-color);
    --bs-primary-rgb: var(--brand-start-rgb);
    --bs-link-color-rgb: var(--brand-start-rgb);
    --bs-link-hover-color-rgb: var(--brand-end-rgb);
    --bs-border-color: var(--border-color);
    --bs-body-bg: var(--bg-base);
    --bs-body-color: var(--text-color);
}

.text-primary { color: var(--primary-color) !important; }

.btn-primary {
    background: var(--primary-gradient);
    border-color: var(--primary-color);
    box-shadow: 0 10px 22px rgba(var(--brand-start-rgb), 0.22);
}

.btn-primary:hover,
.btn-primary:focus {
    background: linear-gradient(135deg, var(--primary-strong) 0%, var(--primary-dark) 100%);
    border-color: var(--primary-dark);
}

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

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    color: #fff;
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* Remove focus outline/glow on all interactive elements */
*:focus {
    outline: none !important;
    box-shadow: none !important;
}

.form-control:focus,
.form-select:focus,
.btn:focus,
.btn:active:focus,
.btn-check:focus + .btn,
input:focus,
select:focus,
textarea:focus {
    outline: none !important;
    box-shadow: none !important;
    border-color: var(--border-color) !important;
}

/* Global Styles */
body {
    font-family: 'Poppins', ui-sans-serif, system-ui, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background: var(--bg-layer), var(--bg-base);
}

/* Responsive Typography */
h1 { font-size: clamp(2rem, 4vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 2rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.5rem); }

/* Utility Classes */
.gradient-primary { background: var(--primary-gradient); }
.text-gradient { 
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.transition-smooth { transition: var(--transition-smooth); }
.shadow-custom { box-shadow: var(--shadow-medium); }

/* Navbar Styles */
#mainNavbar {
    background: rgba(var(--surface-color-rgb), 0.94) !important;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-light);
    z-index: 1030;
    transition: all 0.3s ease;
}

.brand-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -1px;
    font-size: clamp(1.5rem, 3vw, 2rem);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 14px;
    box-shadow: 0 8px 18px rgba(var(--brand-start-rgb), 0.22);
    transition: transform 0.2s ease;
}

.btn-responsive {
    background: var(--primary-gradient);
    border: none;
    color: white;
    padding: 0.7rem 1.8rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 12px 24px rgba(var(--brand-start-rgb), 0.24);
}

.btn-responsive:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 28px rgba(var(--brand-start-rgb), 0.3);
    color: white;
}

/* Footer Styles */
.footer-component {
    background:
        radial-gradient(circle at 15% 0%, rgba(var(--brand-end-rgb), 0.16), transparent 44%),
        linear-gradient(140deg, #1f2048 0%, var(--brand-deep) 50%, #312e81 100%) !important;
    border-top: 1px solid rgba(var(--brand-end-rgb), 0.28);
}

.brand-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Responsive Helpers */
@media (max-width: 575.98px) {
    .container { padding-left: 1rem; padding-right: 1rem; }
    .fs-responsive { font-size: 0.875rem !important; }
    body { padding-top: 70px; }
}

@media (min-width: 576px) and (max-width: 767.98px) {
    .fs-responsive { font-size: 0.9rem !important; }
}

@media (min-width: 768px) {
    .fs-responsive { font-size: 1rem !important; }
    body { padding-top: 76px; }
}

/* Mobile Responsive Styles */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: rgba(var(--surface-color-rgb), 0.98);
        border-radius: 12px;
        margin-top: 1rem;
        padding: 1rem;
        box-shadow: var(--shadow-medium);
    }
    
    .nav-link {
        padding: 0.75rem 1rem;
        border-radius: 8px;
        margin: 0.25rem 0;
    }
    
    .nav-link:hover {
        background: rgba(var(--brand-start-rgb), 0.1);
    }
    
    .btn-responsive {
        width: 100%;
        margin-top: 0.5rem;
        padding: 0.875rem;
        font-size: 1rem;
    }
}