/**
 * Whatstran Public Styles
 *
 * Lightweight, mobile-first CSS for the frontend WhatsApp button.
 * Target size: < 10KB minified + gzipped
 *
 * @package Whatstran
 * @since   1.0.0
 */

/* CSS Custom Properties from inline styles */
#whatstran-container {
    --whatstran-color: #25D366;
    --whatstran-offset-x: 20px;
    --whatstran-offset-y: 20px;
    --whatstran-z-index: 9999;
}

/* Base Container */
#whatstran-container {
    position: fixed;
    z-index: var(--whatstran-z-index);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1;
}

/* Hidden state */
.whatstran-hidden {
    opacity: 0;
    visibility: hidden;
    transform: scale(0.8);
    transition: all 0.3s ease;
}

.whatstran-visible {
    opacity: 1 !important;
    visibility: visible !important;
    transform: scale(1) !important;
}

/* Positions */
.whatstran-pos-bottom-right {
    bottom: var(--whatstran-offset-y);
    right: var(--whatstran-offset-x);
}

.whatstran-pos-bottom-left {
    bottom: var(--whatstran-offset-y);
    left: var(--whatstran-offset-x);
}

.whatstran-pos-bottom-center {
    bottom: var(--whatstran-offset-y);
    left: 50%;
    transform: translateX(-50%);
}

.whatstran-pos-top-right {
    top: var(--whatstran-offset-y);
    right: var(--whatstran-offset-x);
}

.whatstran-pos-top-left {
    top: var(--whatstran-offset-y);
    left: var(--whatstran-offset-x);
}

.whatstran-pos-top-center {
    top: var(--whatstran-offset-y);
    left: 50%;
    transform: translateX(-50%);
}

.whatstran-pos-center-right {
    top: 50%;
    right: var(--whatstran-offset-x);
    transform: translateY(-50%);
}

.whatstran-pos-center-left {
    top: 50%;
    left: var(--whatstran-offset-x);
    transform: translateY(-50%);
}

/* Visible state with position transforms */
.whatstran-pos-bottom-center.whatstran-visible,
.whatstran-pos-top-center.whatstran-visible {
    transform: translateX(-50%) scale(1);
}

.whatstran-pos-center-right.whatstran-visible,
.whatstran-pos-center-left.whatstran-visible {
    transform: translateY(-50%) scale(1);
}

/* Button Sizes */
.whatstran-size-small .whatstran-button-inner {
    width: 50px;
    height: 50px;
}

.whatstran-size-medium .whatstran-button-inner {
    width: 60px;
    height: 60px;
}

.whatstran-size-large .whatstran-button-inner {
    width: 70px;
    height: 70px;
}

.whatstran-size-small .whatstran-icon {
    width: 24px;
    height: 24px;
}

.whatstran-size-medium .whatstran-icon {
    width: 30px;
    height: 30px;
}

.whatstran-size-large .whatstran-icon {
    width: 36px;
    height: 36px;
}

/* Button Inner */
.whatstran-button-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--whatstran-color);
    color: #fff;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.whatstran-button-inner:hover {
    transform: scale(1.08);
}

.whatstran-button-inner:active {
    transform: scale(0.95);
}

/* Button Styles */
/* Button Styles */
.whatstran-style-1 .whatstran-button-inner {
    border-radius: 9999px;
    background: var(--whatstran-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.whatstran-style-2 .whatstran-button-inner {
    border-radius: 16px;
    background: var(--whatstran-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.whatstran-style-3 .whatstran-button-inner {
    border-radius: 9999px;
    background: transparent;
    border: 2px solid var(--whatstran-color);
    color: var(--whatstran-color);
    box-shadow: none;
    overflow: hidden;
}

.whatstran-style-4 .whatstran-button-inner {
    border-radius: 9999px;
    background: var(--whatstran-color);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    overflow: hidden;
}

.whatstran-style-5 .whatstran-button-inner {
    border-radius: 50% 50% 10% 50%;
    background: var(--whatstran-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

/* Button with Text */
.whatstran-button-inner .whatstran-text {
    margin-left: 10px;
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
}

.whatstran-button-inner:has(.whatstran-text) {
    padding: 0 20px;
    width: auto !important;
    border-radius: 30px;
}

/* Tooltip */
.whatstran-tooltip {
    position: absolute;
    background: #1e293b;
    color: #fff;
    font-size: 13px;
    padding: 8px 14px;
    border-radius: 6px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
    pointer-events: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.whatstran-tooltip::after {
    content: '';
    position: absolute;
    border: 6px solid transparent;
}

/* Tooltip positions based on button position */
.whatstran-pos-bottom-right .whatstran-tooltip,
.whatstran-pos-center-right .whatstran-tooltip {
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    margin-right: 12px;
}

.whatstran-pos-bottom-right .whatstran-tooltip::after,
.whatstran-pos-center-right .whatstran-tooltip::after {
    left: 100%;
    top: 50%;
    margin-top: -6px;
    border-left-color: #1e293b;
}

.whatstran-pos-bottom-left .whatstran-tooltip,
.whatstran-pos-center-left .whatstran-tooltip {
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    margin-left: 12px;
}

.whatstran-pos-bottom-left .whatstran-tooltip::after,
.whatstran-pos-center-left .whatstran-tooltip::after {
    right: 100%;
    top: 50%;
    margin-top: -6px;
    border-right-color: #1e293b;
}

.whatstran-pos-top-right .whatstran-tooltip,
.whatstran-pos-top-left .whatstran-tooltip {
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-bottom: 12px;
}

.whatstran-pos-top-right .whatstran-tooltip::after,
.whatstran-pos-top-left .whatstran-tooltip::after {
    top: 100%;
    left: 50%;
    margin-left: -6px;
    border-top-color: #1e293b;
}

#whatstran-container:hover .whatstran-tooltip,
#whatstran-container:focus .whatstran-tooltip {
    opacity: 1;
    visibility: visible;
}

/* Badge */
.whatstran-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ef4444;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    min-width: 20px;
    height: 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

/* Embedded Layout */
.whatstran-button.whatstran-embedded {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    margin: 20px 0;
    display: inline-flex;
    transform: none !important;
    z-index: 10 !important;
    cursor: pointer;
}

/* Animations */
@keyframes whatstran-pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
    }

    50% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
}

@keyframes whatstran-shake {

    0%,
    100% {
        transform: translateX(0);
    }

    10%,
    30%,
    50%,
    70%,
    90% {
        transform: translateX(-4px);
    }

    20%,
    40%,
    60%,
    80% {
        transform: translateX(4px);
    }
}

@keyframes whatstran-bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes whatstran-tada {
    0% {
        transform: scale(1);
    }

    10%,
    20% {
        transform: scale(0.9) rotate(-3deg);
    }

    30%,
    50%,
    70%,
    90% {
        transform: scale(1.1) rotate(3deg);
    }

    40%,
    60%,
    80% {
        transform: scale(1.1) rotate(-3deg);
    }

    100% {
        transform: scale(1) rotate(0);
    }
}

@keyframes whatstran-swing {
    20% {
        transform: rotate(15deg);
    }

    40% {
        transform: rotate(-10deg);
    }

    60% {
        transform: rotate(5deg);
    }

    80% {
        transform: rotate(-5deg);
    }

    100% {
        transform: rotate(0);
    }
}

.whatstran-animate-pulse .whatstran-button-inner {
    animation: whatstran-pulse 2s infinite;
}

.whatstran-animate-shake .whatstran-button-inner {
    animation: whatstran-shake 0.8s ease;
}

.whatstran-animate-bounce .whatstran-button-inner {
    animation: whatstran-bounce 1s ease infinite;
}

.whatstran-animate-tada .whatstran-button-inner {
    animation: whatstran-tada 1s ease;
}

.whatstran-animate-swing .whatstran-button-inner {
    animation: whatstran-swing 1s ease;
    transform-origin: top center;
}

/* Popup */
.whatstran-popup {
    position: fixed;
    z-index: calc(var(--whatstran-z-index) + 1);
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    width: 320px;
    max-width: calc(100vw - 40px);
    max-height: 80vh;
    overflow: hidden;
    transition: all 0.3s ease;
    pointer-events: auto;
    /* safe fallback */
    bottom: 100px;
    right: 20px;
}

.whatstran-popup.whatstran-hidden {
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

/* Popup positions */
.whatstran-pos-bottom-right~.whatstran-popup {
    bottom: calc(var(--whatstran-offset-y) + 80px);
    right: var(--whatstran-offset-x);
}

.whatstran-pos-bottom-left~.whatstran-popup {
    bottom: calc(var(--whatstran-offset-y) + 80px);
    left: var(--whatstran-offset-x);
}

.whatstran-pos-top-right~.whatstran-popup {
    top: calc(var(--whatstran-offset-y) + 80px);
    right: var(--whatstran-offset-x);
}

.whatstran-pos-top-left~.whatstran-popup {
    top: calc(var(--whatstran-offset-y) + 80px);
    left: var(--whatstran-offset-x);
}

.whatstran-popup-header {
    background: var(--whatstran-color);
    color: #fff;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.whatstran-popup-title {
    font-size: 16px;
    font-weight: 600;
}

.whatstran-popup-close {
    background: none;
    border: none;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.2s;
    line-height: 1;
    padding: 0;
}

.whatstran-popup-close:hover {
    opacity: 1;
}

.whatstran-popup-agents {
    padding: 12px;
    max-height: 300px;
    overflow-y: auto;
}

/* Agent Cards in Popup */
.whatstran-agent-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    color: inherit;
}

.whatstran-agent-card:last-child {
    margin-bottom: 0;
}

.whatstran-agent-card:hover {
    background: #f8fafc;
    border-color: var(--whatstran-color);
}

.whatstran-agent-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: #e2e8f0;
    overflow: hidden;
    flex-shrink: 0;
}

.whatstran-agent-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.whatstran-agent-avatar-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: #fff;
    font-size: 20px;
    font-weight: 600;
}

.whatstran-agent-info {
    flex: 1;
    min-width: 0;
}

.whatstran-agent-name {
    font-weight: 600;
    font-size: 14px;
    color: #1e293b;
    margin-bottom: 2px;
}

.whatstran-agent-title {
    font-size: 12px;
    color: #64748b;
}

.whatstran-agent-status {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.whatstran-agent-status.online {
    background: #22c55e;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
}

.whatstran-agent-status.away {
    background: #f59e0b;
}

.whatstran-agent-status.offline {
    background: #94a3b8;
}

/* GDPR Notice */
.whatstran-gdpr-notice {
    padding: 12px;
    background: #f8fafc;
    border-top: 1px solid #e2e8f0;
    font-size: 12px;
    color: #64748b;
}

.whatstran-gdpr-notice a {
    color: var(--whatstran-color);
    text-decoration: underline;
}

/* Offline Message */
.whatstran-offline {
    padding: 16px 20px;
    text-align: center;
    color: #64748b;
}

.whatstran-offline-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

/* Accessibility */
#whatstran-container:focus {
    outline: 2px solid var(--whatstran-color);
    outline-offset: 4px;
}

#whatstran-container:focus:not(:focus-visible) {
    outline: none;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {

    .whatstran-animate-pulse .whatstran-button-inner,
    .whatstran-animate-shake .whatstran-button-inner,
    .whatstran-animate-bounce .whatstran-button-inner,
    .whatstran-animate-tada .whatstran-button-inner,
    .whatstran-animate-swing .whatstran-button-inner {
        animation: none;
    }

    .whatstran-button-inner,
    .whatstran-popup,
    #whatstran-container {
        transition: none;
    }
}

/* Mobile Adjustments */
@media (max-width: 480px) {
    .whatstran-popup {
        width: calc(100vw - 30px);
        left: 15px !important;
        right: 15px !important;
    }

    .whatstran-size-small .whatstran-button-inner {
        width: 46px;
        height: 46px;
    }

    .whatstran-size-medium .whatstran-button-inner {
        width: 54px;
        height: 54px;
    }

    .whatstran-size-large .whatstran-button-inner {
        width: 62px;
        height: 62px;
    }
}

/* Offline Notice Styles */
.whatstran-offline-notice {
    background: linear-gradient(135deg, #ff9500 0%, #ff6b00 100%);
    color: #fff;
    padding: 12px 15px;
    border-radius: 8px;
    margin-bottom: 12px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.whatstran-offline-notice .whatstran-offline-icon {
    font-size: 24px;
}

.whatstran-offline-notice p {
    margin: 0;
    font-size: 13px;
    line-height: 1.4;
}

/* Print - hide button */
@media print {

    #whatstran-container,
    .whatstran-popup {
        display: none !important;
    }
}