/* Button — M3 (styleguide) */.atm-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:500 .875rem/1 var(--md-sys-font);letter-spacing:.01em;border:none;border-radius:var(--md-sys-shape-sm);cursor:pointer;padding:0 24px;height:40px;min-width:48px;transition:box-shadow var(--md-sys-motion-duration) var(--md-sys-motion-standard), background var(--md-sys-motion-duration) var(--md-sys-motion-standard);position:relative;overflow:hidden;}.atm-button::after{content:'';position:absolute;inset:0;background:currentColor;opacity:0;transition:opacity var(--md-sys-motion-duration) var(--md-sys-motion-standard);}.atm-button:hover::after{opacity:.08;}.atm-button:active::after{opacity:.12;}.atm-button:disabled{opacity:.38;cursor:default;pointer-events:none;}.atm-button--filled{background:var(--md-sys-color-primary);color:var(--md-sys-color-on-primary);}.atm-button--filled:hover{box-shadow:var(--md-sys-elevation-1);}.atm-button--tonal{background:var(--md-sys-color-secondary-container);color:var(--md-sys-color-on-secondary-container);}.atm-button--tonal:hover{box-shadow:var(--md-sys-elevation-1);}.atm-button--outlined{background:transparent;color:var(--md-sys-color-primary);border:1px solid var(--md-sys-color-outline);}.atm-button--text{background:transparent;color:var(--md-sys-color-primary);padding:0 12px;}.atm-button--success{background:var(--md-custom-color-success);color:var(--md-custom-color-on-success);}.atm-button--danger{background:var(--md-sys-color-error);color:var(--md-sys-color-on-error);}.atm-button--sm{height:36px;padding:0 16px;font-size:.8125rem;}.atm-button--lg{height:56px;padding:0 32px;font-size:1rem;border-radius:var(--md-sys-shape-lg);}.atm-button--block{width:100%;}.atm-button--icon{width:40px;height:40px;padding:0;border-radius:var(--md-sys-shape-full);background:transparent;color:var(--md-sys-color-on-surface-variant);border:none;}.atm-button--fab{width:56px;height:56px;padding:0;border-radius:var(--md-sys-shape-lg);background:var(--md-sys-color-primary-container);color:var(--md-sys-color-on-primary-container);box-shadow:var(--md-sys-elevation-3);position:fixed;bottom:24px;right:16px;z-index:50;}.atm-button--fab-nav{bottom:96px;}.atm-button--loading{pointer-events:none;}.atm-button--loading .btn-label{visibility:hidden;}.atm-button--loading .atm-spinner{position:absolute;}