/* ================================
   CSS VARIABLES
   ================================ */

:root {
    --primary: #8b5cf6;
    --primary-dark: #7c3aed;
    --secondary: #10b981;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-card: #ffffff;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --border: #e5e7eb;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
    --accent: #8b5cf6;
    --navbar-bg: #ffffff;
}

[data-theme="dark"] {
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-card: #1f2937;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --border: #374151;
    --shadow: rgba(0, 0, 0, 0.3);
    --shadow-lg: rgba(0, 0, 0, 0.5);
    --navbar-bg: #111827;
}


/* -- Avatar --*/

.nav-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  vertical-align: middle;
  margin-right: 6px;
}


/* ================================
   Disable hover effects on profile avatar
   ================================ */

.nav-profile:hover {
    background: none !important;
    box-shadow: none !important;
    text-decoration: none !important;
}

.nav-profile:hover .nav-avatar {
    transform: none !important;
    filter: none !important;
    opacity: 1 !important;
}



/* ================================
   NAVBAR STYLES
   ================================ */

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--navbar-bg);
    padding: 16px 30px;
    border-bottom: 2px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 9999;
    box-shadow: 0 2px 8px var(--shadow);
    transition: all 0.3s ease;
}

.navbar .logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar .logo:hover {
    transform: scale(1.05);
    transition: all 0.3s ease;
}

.logo sub {
    font-size: 0.6em;
    margin-left: -10px;
    position: relative;
    bottom: -4px;
}

.navbar .nav-links {
    display: flex;
    align-items: center;
    gap: 18px;
}

.navbar .nav-links a {
    color: var(--text-primary);
    font-weight: 500;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 8px;
}

.navbar .nav-links a:hover {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}

/* ACTIVE LINK STYLES */
.navbar .nav-links a.active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}

/* ================================
   THEME TOGGLE BUTTON
   ================================ */

.theme-toggle-container {
    display: flex;
    align-items: center;
}

.theme-toggle-btn {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: auto;
    height: auto;
    position: relative;
    overflow: hidden;
}

.toggle-track {
    position: relative;
    width: 44px;
    height: 24px;
    background: linear-gradient(to right, #fbbf24, #f59e0b);
    border-radius: 12px;
    transition: all 0.3s ease;
    overflow: hidden;
    flex-shrink: 0;
}

[data-theme="dark"] .toggle-track {
    background: linear-gradient(to right, #4b5563, #1f2937);
}

.toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: transform 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .toggle-thumb {
    transform: translateX(20px);
}

/* ================================
   HAMBURGER MENU
   ================================ */

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--text-primary);
    z-index: 2000;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        padding: 12px 18px;
    }

    .theme-toggle-container {
        order: 3;
        margin-left: auto;
        margin-right: auto;
    }

    .toggle-track {
        width: 40px;
        height: 22px;
    }

    .toggle-thumb {
        width: 18px;
        height: 18px;
    }

    [data-theme="dark"] .toggle-thumb {
        transform: translateX(18px);
    }

    .nav-toggle {
        display: block;
        order: 4;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--navbar-bg);
        border-top: 2px solid var(--border);
        border-bottom: 2px solid var(--border);
        padding: 0;
        overflow: hidden;
        max-height: 0;
        opacity: 0;
        transition: all 0.35s ease;
        box-shadow: 0 10px 30px var(--shadow-lg);
        z-index: 998;
    }

    .nav-links.show {
        max-height: 420px;
        opacity: 1;
        padding: 12px 0;
    }

    .nav-links a {
        padding: 12px 18px;
        border-bottom: 1px solid var(--border);
        display: block;
        text-align: center;
    }

    .nav-links a:last-child {
        border-bottom: none;
    }
    
    .nav-links a.active {
        background: linear-gradient(135deg, var(--primary), var(--secondary));
        color: white;
        font-weight: 600;
    }
}

@media (min-width: 769px) {
    .theme-toggle-container {
        order: 3;
    }

    .nav-links {
        order: 4;
    }

    .nav-toggle {
        display: none;
    }
}