/*
 * WDT Button Styles
 * Global styles for reliable NuGet delivery - not dependent on scoped CSS
 *
 * Extracted from WDTCommon.css for modular CSS architecture.
 * Auto-loaded via lib.module.js - no manual <link> tag needed.
 */

.k-button.wdt-button {
    border-radius: var(--wdt-border-radius-md);
    font-weight: 400;
}

.k-button.wdt-button:focus,
.k-button.wdt-button:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px var(--wdt-color-primary);
}

.k-button-solid-base.wdt-button:focus:not(:disabled),
.k-button-solid-base.wdt-button:focus-visible:not(:disabled) {
    border-color: var(--wdt-color-primary);
    box-shadow: 0 0 0 2px var(--wdt-color-primary);
}

.k-button-solid-primary.wdt-button:focus:not(:disabled),
.k-button-solid-primary.wdt-button:focus-visible:not(:disabled) {
    box-shadow: 0 0 0 3px var(--wdt-color-primary);
}

.wdt-button-dense {
    padding: 4px 8px !important;
    min-height: unset !important;
    gap: 4px;
}

.wdt-button-dense .k-button-icon i {
    font-size: 16px;
}

.wdt-button-fullwidth {
    width: 100%;
}

.wdt-button-flat,
.k-button-flat.wdt-button {
    background: transparent;
    border-color: transparent;
    box-shadow: none;
}

.wdt-button-flat:hover:not(:disabled),
.k-button-flat.wdt-button:hover:not(:disabled) {
    background: var(--wdt-color-surface-alt);
    border-color: transparent;
}

.wdt-button-flat:active:not(:disabled),
.k-button-flat.wdt-button:active:not(:disabled) {
    background: var(--wdt-color-base-hover);
}

.wdt-button-flat:focus:not(:disabled),
.k-button-flat.wdt-button:focus:not(:disabled) {
    box-shadow: 0 0 0 2px var(--wdt-color-primary);
}

.wdt-button-icon-only {
    aspect-ratio: 1;
    padding: 4px;
    min-width: 32px;
    min-height: 32px;
    justify-content: center;
}

/* Icon-only inside toolbar: same height as text buttons, no square aspect */
.wdt-button-toolbar.wdt-button-icon-only {
    aspect-ratio: unset;
    min-width: unset;
    min-height: 0;
    padding: 8px 10px;
}

.wdt-button-icon-only .k-button-icon {
    margin: 0;
}

/* Toolbar Button - matches WDTToggleGroup height exactly */
button.wdt-button-toolbar.k-button {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 8px 16px !important;
    min-height: 0 !important;
    height: auto !important;
    line-height: 1.4 !important;
    font-size: 14px !important;
    font-family: var(--wdt-font-family) !important;
    gap: 6px !important;
    white-space: nowrap !important;
    box-sizing: border-box !important;
    cursor: pointer !important;
    border: 1px solid transparent !important;
    border-radius: 4px !important;
    background-color: transparent !important;
    background-image: none !important;
    color: var(--wdt-color-on-app-surface) !important;
    transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease !important;
    box-shadow: inset 0 0 0 0.5px var(--wdt-color-border) !important;
    text-transform: none !important;
}

button.wdt-button-toolbar.k-button:hover:not(:disabled) {
    background-color: var(--wdt-color-surface-alt) !important;
    background-image: none !important;
}

button.wdt-button-toolbar.k-button:disabled {
    cursor: default !important;
    opacity: 0.6 !important;
}

button.wdt-button-toolbar.k-button .k-button-icon {
    margin: 0 !important;
    padding: 0 !important;
}

button.wdt-button-toolbar.k-button .k-button-text {
    margin: 0 !important;
    padding: 0 !important;
}

/* Toolbar ThemeColor Overrides */
button.wdt-button-toolbar.k-button-solid-primary {
    background: var(--wdt-color-primary) !important;
    background-color: var(--wdt-color-primary) !important;
    color: var(--wdt-color-on-primary) !important;
    border-color: var(--wdt-color-primary) !important;
}

button.wdt-button-toolbar.k-button-solid-primary:hover:not(:disabled) {
    background-color: var(--wdt-color-primary-hover) !important;
    border-color: var(--wdt-color-primary-hover) !important;
}

button.wdt-button-toolbar.k-button-solid-error {
    background: var(--wdt-color-error) !important;
    background-color: var(--wdt-color-error) !important;
    color: var(--wdt-color-on-error) !important;
    border-color: var(--wdt-color-error) !important;
}

button.wdt-button-toolbar.k-button-solid-error:hover:not(:disabled) {
    background-color: var(--wdt-color-error-hover) !important;
    border-color: var(--wdt-color-error-hover) !important;
}

button.wdt-button-toolbar.k-button-solid-warning {
    background: var(--wdt-color-warning) !important;
    background-color: var(--wdt-color-warning) !important;
    color: var(--wdt-color-on-warning) !important;
    border-color: var(--wdt-color-warning) !important;
}

button.wdt-button-toolbar.k-button-solid-warning:hover:not(:disabled) {
    background-color: var(--wdt-color-warning-hover) !important;
    border-color: var(--wdt-color-warning-hover) !important;
}

button.wdt-button-toolbar.k-button-solid-success {
    background: var(--wdt-color-success) !important;
    background-color: var(--wdt-color-success) !important;
    color: var(--wdt-color-on-success) !important;
    border-color: var(--wdt-color-success) !important;
}

button.wdt-button-toolbar.k-button-solid-success:hover:not(:disabled) {
    background-color: var(--wdt-color-success-hover) !important;
    border-color: var(--wdt-color-success-hover) !important;
}

button.wdt-button-toolbar.k-button-solid-info {
    background: var(--wdt-color-info) !important;
    background-color: var(--wdt-color-info) !important;
    color: var(--wdt-color-on-info) !important;
    border-color: var(--wdt-color-info) !important;
}

button.wdt-button-toolbar.k-button-solid-info:hover:not(:disabled) {
    background-color: var(--wdt-color-info-hover) !important;
    border-color: var(--wdt-color-info-hover) !important;
}

/* ============================================================================
   Loading Spinner
   ============================================================================ */

.wdt-button-spinner {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.wdt-spinner-svg {
    width: 1em;
    height: 1em;
    animation: wdt-spinner-rotate 1s linear infinite;
}

.wdt-spinner-circle {
    stroke: currentColor;
    stroke-linecap: round;
    stroke-dasharray: 45, 200;
    stroke-dashoffset: 0;
    animation: wdt-spinner-dash 1.5s ease-in-out infinite;
}

@keyframes wdt-spinner-rotate {
    100% {
        transform: rotate(360deg);
    }
}

@keyframes wdt-spinner-dash {
    0% {
        stroke-dasharray: 1, 200;
        stroke-dashoffset: 0;
    }
    50% {
        stroke-dasharray: 45, 200;
        stroke-dashoffset: -15;
    }
    100% {
        stroke-dasharray: 45, 200;
        stroke-dashoffset: -60;
    }
}

.wdt-button.wdt-button-loading {
    cursor: wait;
    pointer-events: none;
}

/* ============================================================================
   Ripple Effect
   ============================================================================ */

.wdt-button.wdt-button-ripple {
    position: relative;
    overflow: hidden;
}

.wdt-button.wdt-button-ripple::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    opacity: 0;
    pointer-events: none;
}

.wdt-button.wdt-button-ripple:active:not(:disabled)::after,
.wdt-button.wdt-button-ripple.wdt-ripple-active:not(:disabled)::after {
    animation: wdt-ripple-effect 0.6s ease-out forwards;
}

.wdt-button.wdt-button-ripple.k-button-solid-base::after {
    background: rgba(0, 0, 0, 0.2);
}

@keyframes wdt-ripple-effect {
    0% {
        width: 0;
        height: 0;
        opacity: 0.6;
    }
    40% {
        opacity: 0.4;
    }
    100% {
        width: 500%;
        height: 500%;
        opacity: 0;
    }
}

/* ============================================================================
   Elevation (Box Shadow)
   ============================================================================ */

.wdt-button.wdt-button-elevation-0 {
    box-shadow: none;
}

.wdt-button.wdt-button-elevation-1 {
    box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
}

.wdt-button.wdt-button-elevation-2 {
    box-shadow: 0 3px 6px rgba(0,0,0,0.15), 0 2px 4px rgba(0,0,0,0.12);
}

.wdt-button.wdt-button-elevation-3 {
    box-shadow: 0 10px 20px rgba(0,0,0,0.15), 0 3px 6px rgba(0,0,0,0.10);
}

.wdt-button.wdt-button-elevation-4 {
    box-shadow: 0 15px 25px rgba(0,0,0,0.15), 0 5px 10px rgba(0,0,0,0.05);
}

.wdt-button.wdt-button-elevation-1:hover:not(:disabled),
.wdt-button.wdt-button-elevation-2:hover:not(:disabled) {
    box-shadow: 0 6px 12px rgba(0,0,0,0.15), 0 3px 6px rgba(0,0,0,0.10);
}

.wdt-button.wdt-button-elevation-3:hover:not(:disabled),
.wdt-button.wdt-button-elevation-4:hover:not(:disabled) {
    box-shadow: 0 15px 30px rgba(0,0,0,0.18), 0 5px 15px rgba(0,0,0,0.10);
}

.wdt-button[class*="wdt-button-elevation-"]:active:not(:disabled) {
    box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    transform: translateY(1px);
}

.wdt-button[class*="wdt-button-elevation-"] {
    transition: box-shadow 0.2s ease, transform 0.1s ease;
}

/* ============================================================================
   Visibility & Focus
   ============================================================================ */

.wdt-button.wdt-hidden {
    display: none !important;
}

.wdt-button:focus-visible {
    outline: 2px solid var(--wdt-color-primary);
    outline-offset: 2px;
}

.wdt-button:focus:not(:focus-visible) {
    outline: none;
}

/* ============================================================================
   Animations
   ============================================================================ */

.wdt-button.wdt-button-anim-pulse {
    animation: wdt-btn-pulse 2s ease-in-out infinite;
}

.wdt-button.wdt-button-anim-pulse.k-button-solid-primary {
    animation: wdt-btn-pulse-primary 2s ease-in-out infinite;
}

@keyframes wdt-btn-pulse {
    0%, 100% {
        filter: drop-shadow(0 0 2px rgba(0, 0, 0, 0.15));
    }
    50% {
        filter: drop-shadow(0 0 8px rgba(0, 0, 0, 0.3)) drop-shadow(0 0 16px rgba(0, 0, 0, 0.1));
    }
}

@keyframes wdt-btn-pulse-primary {
    0%, 100% {
        filter: drop-shadow(0 0 2px rgba(0, 120, 212, 0.4));
    }
    50% {
        filter: drop-shadow(0 0 8px rgba(0, 120, 212, 0.6)) drop-shadow(0 0 16px rgba(0, 120, 212, 0.2));
    }
}

.wdt-button.wdt-button-anim-breathe {
    animation: wdt-btn-breathe 3s ease-in-out infinite;
}

@keyframes wdt-btn-breathe {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
}

.wdt-button.wdt-button-anim-shake {
    animation: wdt-btn-shake 3s ease-in-out infinite;
}

@keyframes wdt-btn-shake {
    0%, 10%, 100% {
        transform: translateX(0);
    }
    2% {
        transform: translateX(-3px);
    }
    4% {
        transform: translateX(3px);
    }
    6% {
        transform: translateX(-2px);
    }
    8% {
        transform: translateX(2px);
    }
}

.wdt-button.wdt-button-anim-bounce {
    animation: wdt-btn-bounce 2.5s ease-in-out infinite;
}

@keyframes wdt-btn-bounce {
    0%, 20%, 100% {
        transform: translateY(0);
    }
    5% {
        transform: translateY(-4px);
    }
    10% {
        transform: translateY(0);
    }
    15% {
        transform: translateY(-2px);
    }
}

.wdt-button.wdt-button-anim-shimmer {
    position: relative;
    overflow: hidden;
}

.wdt-button.wdt-button-anim-shimmer::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.25),
        transparent
    );
    animation: wdt-btn-shimmer 3s ease-in-out infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes wdt-btn-shimmer {
    0%, 100% {
        left: -100%;
    }
    50% {
        left: 150%;
    }
}