/* ============================================
   COMMON NAVBAR WITH HAMBURGER - FOR ALL PAGES
   ============================================ */

:root {
    --bg: #0d0f14;
    --bg-card: #13161d;
    --accent: #6c8aff;
    --accent-dim: rgba(108,138,255,0.12);
    --text-1: #eef0f6;
    --text-2: #8b91a8;
    --border: rgba(255,255,255,0.07);
    --border-hi: rgba(255,255,255,0.14);
    --radius-sm: 6px;
    --radius-md: 10px;
    --font: 'Sora', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* Navbar Base */
.navbar {
    background: rgba(13,15,20,0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

/* Brand */
.nav-brand a {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-1);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: color 0.2s;
}

.nav-brand a:hover {
    color: var(--accent);
}

/* Hamburger Button */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger span {
    width: 100%;
    height: 2px;
    background: var(--text-1);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-menu a {
    color: var(--text-2);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    transition: all 0.2s;
    white-space: nowrap;
}

.nav-menu a:hover {
    color: var(--text-1);
    background: rgba(255,255,255,0.05);
}

.nav-menu a.active {
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid rgba(108,138,255,0.2);
}

.nav-menu a#logoutBtn,
.nav-menu a#authLink {
    color: var(--accent);
    border: 1px solid rgba(108,138,255,0.3);
    background: var(--accent-dim);
}

.nav-menu a#logoutBtn:hover,
.nav-menu a#authLink:hover {
    background: rgba(108,138,255,0.2);
    border-color: rgba(108,138,255,0.5);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .navbar .container {
        padding: 0 16px;
    }

    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 60px);
        background: rgba(13,15,20,0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: flex-start;
        padding: 20px;
        transition: left 0.3s ease;
        gap: 8px;
        overflow-y: auto;
        z-index: 999;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu a {
        width: 100%;
        text-align: center;
        padding: 14px;
        font-size: 1rem;
    }
}