/* Sidebar Base Styles */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 80px;
    background: transparent;
    backdrop-filter: blur(10px);
    border-right: 1px solid var(--glass-border);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    overflow: hidden;
}

.sidebar:hover {
    width: 240px;
    background: rgba(0, 0, 0, 0.2);
}

/* Logo Styles */
.logo {
    position: absolute;
    top: 2rem;
    width: 100%;
    display: flex;
    justify-content: center;
    z-index: 10;
}

.logo-container {
    text-decoration: none;
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.logo-circle {
    width: 50px;
    height: 50px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.logo-text {
    font-family: 'Outfit', sans-serif;
    font-size: 22px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 4px;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    color: var(--text-color);
}

.logo-text span {
    color: var(--primary-color);
}

.sidebar:hover .logo-circle {
    transform: rotate(360deg);
}

#try-me-message {
    font-size: 10px;
    text-transform: uppercase;
    color: var(--primary-color);
    opacity: 0;
    transition: all 0.3s;
    background: var(--accent-color);
    padding: 4px 8px;
    border-radius: 4px;
    border: 1px solid var(--primary-color);
    white-space: nowrap;
}

/* Invitation animation */
.logo-container.hint #try-me-message {
    opacity: 1;
    animation: pulseHint 2s infinite;
}

@keyframes pulseHint {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 rgba(34, 211, 238, 0); }
    50% { transform: scale(1.05); box-shadow: 0 0 10px rgba(34, 211, 238, 0.5); }
}

.logo-container:hover #try-me-message {
    opacity: 1;
    animation: none;
}

.logo-container:hover .logo-circle {
    transform: rotate(360deg);
}

/* Navigation Menu */
.sidebar-nav {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.sidebar-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
}

.sidebar-nav li {
    width: 100%;
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    padding: 1.2rem 1.8rem;
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    gap: 25px;
}

.sidebar-nav .nav-link i {
    font-size: 1.5rem;
    min-width: 24px;
    transition: color 0.3s;
}

.sidebar-nav .nav-label {
    font-family: 'Outfit', sans-serif;
    font-size: 1.1rem;
    font-weight: 500;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.sidebar:hover .nav-label {
    opacity: 1;
    transform: translateX(0);
}

.sidebar-nav .nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
}

.sidebar-nav .nav-link:hover i {
    color: var(--primary-color);
}

/* Sidebar Footer */
.sidebar-footer {
    position: absolute;
    bottom: 1rem;
    width: 100%;
    display: flex;
    justify-content: center;
    padding-bottom: 1rem;
    z-index: 10;
}

#language-toggle {
    background: var(--accent-color);
    border: 1px solid var(--glass-border);
    color: var(--text-color);
    padding: 8px;
    border-radius: 50px; /* Changed from circle to pill if needed, or larger circle */
    min-width: 60px; /* Larger to avoid overflow */
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.8rem; /* Smaller font as requested */
}

#language-toggle:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.05);
}

/* Responsive Styles */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: 65px;
        bottom: 0;
        top: auto;
        flex-direction: row;
        border-right: none;
        border-top: 1px solid var(--glass-border);
        padding: 0 1rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
        background: rgba(8, 15, 30, 0.4);
        backdrop-filter: blur(15px);
        overflow: visible;
    }

    .sidebar:hover {
        width: 100%;
        background: rgba(8, 15, 30, 0.5);
    }

    .logo {
        position: relative;
        top: 0;
        width: auto;
        display: flex;
        margin: 0;
        transform: scale(0.65);
        z-index: 5;
    }

    .logo-container {
        gap: 0;
    }

    #try-me-message, .nav-label {
        display: none;
    }

    .sidebar-nav {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        display: flex;
        align-items: center;
        justify-content: center;
        width: auto;
    }

    .sidebar-nav ul {
        display: flex;
        flex-direction: row;
        justify-content: center;
        gap: 0.8rem;
        align-items: center;
    }

    .sidebar-nav .nav-link {
        padding: 0.5rem;
        gap: 0;
        opacity: 0.7;
    }

    .sidebar-nav .nav-link i {
        font-size: 1.4rem;
    }

    .sidebar-footer {
        position: static;
        width: auto;
        display: flex;
        margin: 0;
        transform: scale(0.8);
        padding: 0;
    }

    #language-toggle {
        min-width: 50px;
        height: 35px;
        font-size: 0.7rem;
    }
}