.settings-fab {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 0 12px 12px 0;
    background: linear-gradient(135deg, #3b82f6, #6366f1);
    border: none;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 998;
    box-shadow: 2px 2px 12px rgba(99, 102, 241, 0.35);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.settings-fab svg {
    width: 18px;
    height: 18px;
    transition: transform 0.4s ease;
}

.settings-fab:hover {
    width: 42px;
    box-shadow: 3px 3px 16px rgba(99, 102, 241, 0.5);
}

.settings-fab.open svg {
    transform: rotate(120deg);
}

/* Overlay */
.settings-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(2px);
}

.settings-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

/* Drawer */
.settings-drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    max-width: 85vw;
    height: 100%;
    background: var(--tg-theme-bg-color, #fff);
    z-index: 1000;
    transform: translateX(-100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.12);
    display: flex;
    flex-direction: column;
}

.settings-drawer.open {
    transform: translateX(0);
}

.settings-drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 16px 12px;
    flex-shrink: 0;
}

.settings-drawer-header h2 {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-color);
    margin: 0;
}

.settings-drawer-close {
    background: var(--secondary-bg-color);
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--hint-color);
    cursor: pointer;
    transition: background 0.15s;
}

.settings-drawer-close:active {
    background: #ddd;
}

/* Profile */
.settings-drawer-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    margin: 0 12px 4px;
    background: var(--secondary-bg-color);
    border-radius: 14px;
    flex-shrink: 0;
}

.settings-drawer-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.settings-drawer-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-color);
}

.settings-drawer-sub {
    font-size: 12px;
    color: var(--hint-color);
    margin-top: 1px;
}

/* Groups */
.settings-drawer-group {
    margin: 6px 12px 0;
    border: 1px solid var(--secondary-bg-color);
    border-radius: 12px;
    overflow: hidden;
}

.settings-drawer-label {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--hint-color);
    padding: 10px 14px 4px;
}

.settings-drawer-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-top: 1px solid var(--secondary-bg-color);
    cursor: pointer;
    transition: background 0.12s;
}

.settings-drawer-item:active {
    background: var(--secondary-bg-color);
}

.settings-drawer-icon {
    font-size: 18px;
    width: 24px;
    text-align: center;
    flex-shrink: 0;
}

.settings-drawer-text {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-color);
}

.settings-drawer-val {
    font-size: 13px;
    color: var(--hint-color);
    font-weight: 500;
}

.settings-drawer-chevron {
    font-size: 18px;
    color: var(--hint-color);
    opacity: 0.5;
    font-weight: 300;
}

/* Mini Toggle */
.stoggle {
    position: relative;
    display: inline-block;
    width: 42px;
    height: 24px;
    flex-shrink: 0;
}

.stoggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.stoggle-track {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--secondary-bg-color);
    border-radius: 24px;
    transition: 0.25s;
}

.stoggle-track:before {
    position: absolute;
    content: "";
    width: 18px;
    height: 18px;
    left: 3px;
    bottom: 3px;
    background: #fff;
    border-radius: 50%;
    transition: 0.25s;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.stoggle input:checked + .stoggle-track {
    background: #34c759;
}

.stoggle input:checked + .stoggle-track:before {
    transform: translateX(18px);
}

/* Footer */
.settings-drawer-footer {
    text-align: center;
    color: var(--hint-color);
    font-size: 12px;
    padding: 20px 12px 24px;
    margin-top: auto;
    font-weight: 500;
}