/* Navigation - Vertical Sidebar */
.navbar {
    position: fixed;
    left: 0;
    top: 0;
    width: 280px;
    height: 100vh;
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    box-shadow: 4px 0 15px rgba(0,0,0,0.1);
    z-index: 1000;
    overflow-y: auto;
}

.navbar .container {
    display: flex;
    flex-direction: column;
    padding: 2rem 1.5rem;
    height: 100%;
}

.logo {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid rgba(255,255,255,0.1);
}

.logo img {
    max-width: 180px;
    height: auto;
}

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

.nav-menu a {
    display: block;
    padding: 1rem 1.5rem;
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--white);
    background: rgba(255,255,255,0.1);
    border-left-color: var(--accent-color);
    transform: translateX(5px);
}

.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 1.5rem;
    left: 1.5rem;
    z-index: 1001;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0.75rem;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.5rem;
}

/* Main Content Area */
.main-content {
    margin-left: 280px;
    min-height: 100vh;
}

/* Hero Section - Adjusted for sidebar */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 5rem 4rem;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}

/* Page Header - Adjusted */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 4rem;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* Footer - Adjusted for sidebar layout */
footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 3rem 4rem 1rem;
    margin-left: 280px;
}

/* Responsive Design - Mobile */
@media (max-width: 968px) {
    .navbar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        width: 280px;
    }

    .navbar.active {
        transform: translateX(0);
    }

    .mobile-menu-toggle {
        display: block;
    }

    .main-content,
    footer {
        margin-left: 0;
    }

    .hero {
        padding: 3rem 2rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero h2 {
        font-size: 1.3rem;
    }

    .page-header {
        padding: 3rem 2rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .content-box {
        padding: 1.5rem;
    }
}