/* ─── Top-right control group ─── */
.top-controls {
    position: fixed;
    top: 1.3rem;
    right: 1.3rem;
    z-index: 1002;
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.top-ctrl-btn {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--bg-primary);
    box-shadow: var(--neo-btn);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: box-shadow 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.top-ctrl-btn:hover {
    box-shadow: 0 0 12px var(--neo-dark);
    color: var(--text-primary);
}

.top-ctrl-btn:active {
    box-shadow: var(--neo-pressed);
}

.top-ctrl-btn.active {
    box-shadow: var(--neo-pressed), 0 0 10px rgba(0, 212, 255, 0.25);
    color: var(--brand-cyan);
}

/* Theme button: sun/moon icon swap */
[data-theme="dark"] #themeToggleBtn .icon-moon,
[data-theme="light"] #themeToggleBtn .icon-sun { display: none; }
[data-theme="dark"] #themeToggleBtn .icon-sun,
[data-theme="light"] #themeToggleBtn .icon-moon { display: block; }
#themeToggleBtn:hover { color: var(--brand-orange); transform: rotate(20deg); }

/* Subtle cyan tint when theme is following the clock (auto mode) */
#themeToggleBtn.auto-mode { color: var(--brand-cyan); box-shadow: var(--neo-btn), 0 0 8px rgba(0, 212, 255, 0.18); }

/* Burger menu — neomorphic raised tile */
.burger-menu-btn {
    width: 40px;
    height: 40px;
    background: var(--bg-primary);
    border: none;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    box-shadow: var(--neo-btn);
    transition: box-shadow 0.2s ease;
}

.burger-menu-btn:hover {
    box-shadow: 0 0 14px var(--neo-dark), 0 0 18px rgba(255, 122, 42, 0.15);
}

.burger-menu-btn.open {
    box-shadow: 0 0 10px var(--neo-dark), 0 0 0 1.5px rgba(255, 122, 42, 0.45);
}

.burger-menu-btn span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

.burger-menu-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); width: 24px; }
.burger-menu-btn.open span:nth-child(2) { opacity: 0; width: 24px; }
.burger-menu-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); width: 24px; }

/* Burger inside the group — positioning reset */
.top-ctrl-burger {
    position: static !important;
    width: 40px;
    height: 40px;
    border-radius: 10px;
}