/* F4Y Kundenservice Chat Widget */
.f4y-ks-widget {
    position: fixed;
    bottom: 20px;
    z-index: 999999;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.f4y-ks-widget.f4y-ks-pos-right { right: 20px; }
.f4y-ks-widget.f4y-ks-pos-left  { left: 20px; }

/* Toggle Button */
.f4y-ks-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--f4y-ks-primary, #25D366);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: absolute;
    bottom: 0;
}

.f4y-ks-widget.f4y-ks-pos-right .f4y-ks-toggle { right: 0; }
.f4y-ks-widget.f4y-ks-pos-left  .f4y-ks-toggle { left: 0; }

.f4y-ks-toggle:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}

.f4y-ks-toggle svg {
    width: 28px;
    height: 28px;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.f4y-ks-icon-close {
    position: absolute;
    opacity: 0;
    transform: rotate(-90deg);
}

.f4y-ks-widget.open .f4y-ks-icon-chat {
    opacity: 0;
    transform: rotate(90deg);
}

.f4y-ks-widget.open .f4y-ks-icon-close {
    opacity: 1;
    transform: rotate(0);
}

/* Chat Window */
.f4y-ks-window {
    position: absolute;
    bottom: 75px;
    width: 370px;
    max-height: 520px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.f4y-ks-widget.f4y-ks-pos-right .f4y-ks-window { right: 0; }
.f4y-ks-widget.f4y-ks-pos-left  .f4y-ks-window { left: 0; }

.f4y-ks-widget.open .f4y-ks-window {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: all;
}

/* Header */
.f4y-ks-header {
    background: var(--f4y-ks-primary, #25D366);
    color: #fff;
    padding: 18px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.f4y-ks-header-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.f4y-ks-header-text strong {
    font-size: 16px;
    font-weight: 600;
}

.f4y-ks-header-text span {
    font-size: 13px;
    opacity: 0.9;
}

.f4y-ks-close-btn {
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    padding: 4px;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.f4y-ks-close-btn:hover {
    opacity: 1;
}

.f4y-ks-close-btn svg {
    width: 20px;
    height: 20px;
}

/* Tabs */
.f4y-ks-tabs {
    display: flex;
    border-bottom: 1px solid #e8e8e8;
    background: #fafafa;
}

.f4y-ks-tab {
    flex: 1;
    padding: 12px 8px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: #888;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: color 0.2s, border-color 0.2s;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}

.f4y-ks-tab:hover {
    color: #555;
}

.f4y-ks-tab.active {
    color: var(--f4y-ks-primary, #25D366);
    border-bottom-color: var(--f4y-ks-primary, #25D366);
}

.f4y-ks-tab svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* Content Panels */
.f4y-ks-content {
    flex: 1;
    overflow-y: auto;
    max-height: 360px;
}

.f4y-ks-panel {
    display: none;
}

.f4y-ks-panel.active {
    display: block;
}

.f4y-ks-panel-inner {
    padding: 20px;
}

/* Message Bubble */
.f4y-ks-message-bubble {
    background: #f0f2f5;
    border-radius: 12px 12px 12px 4px;
    padding: 14px 16px;
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.5;
    color: #333;
}

.f4y-ks-message-bubble p {
    margin: 0;
}

/* Action Buttons */
.f4y-ks-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px 20px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
    border: none;
}

.f4y-ks-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.f4y-ks-btn svg {
    flex-shrink: 0;
}

.f4y-ks-btn-whatsapp {
    background: #25D366;
    color: #fff;
}

.f4y-ks-btn-whatsapp:hover {
    color: #fff;
}

.f4y-ks-btn-telegram {
    background: #0088cc;
    color: #fff;
}

.f4y-ks-btn-telegram:hover {
    color: #fff;
}

.f4y-ks-btn-mailto {
    background: var(--f4y-ks-primary, #25D366);
    color: #fff;
}

.f4y-ks-btn-mailto:hover {
    color: #fff;
}

/* Contact Form Panel */
.f4y-ks-panel-form {
    padding: 16px;
}

.f4y-ks-panel-form .wpcf7 {
    margin: 0;
}

.f4y-ks-panel-form .wpcf7-form p {
    margin: 0 0 12px;
}

.f4y-ks-panel-form .wpcf7-form label {
    font-size: 13px;
    font-weight: 500;
    color: #555;
    margin-bottom: 4px;
    display: block;
}

.f4y-ks-panel-form input[type="text"],
.f4y-ks-panel-form input[type="email"],
.f4y-ks-panel-form input[type="tel"],
.f4y-ks-panel-form textarea,
.f4y-ks-panel-form select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.f4y-ks-panel-form input:focus,
.f4y-ks-panel-form textarea:focus,
.f4y-ks-panel-form select:focus {
    border-color: var(--f4y-ks-primary, #25D366);
    outline: none;
}

.f4y-ks-panel-form textarea {
    min-height: 80px;
    resize: vertical;
}

.f4y-ks-panel-form input[type="submit"],
.f4y-ks-panel-form .wpcf7-submit {
    width: 100%;
    padding: 12px;
    background: var(--f4y-ks-primary, #25D366);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
}

.f4y-ks-panel-form input[type="submit"]:hover,
.f4y-ks-panel-form .wpcf7-submit:hover {
    opacity: 0.9;
}

/* Mobile */
@media (max-width: 480px) {
    .f4y-ks-window {
        width: calc(100vw - 24px);
        bottom: 70px;
        max-height: 70vh;
    }

    .f4y-ks-widget.f4y-ks-pos-right .f4y-ks-window { right: -8px; left: auto; }
    .f4y-ks-widget.f4y-ks-pos-left  .f4y-ks-window { left: -8px; right: auto; }

    .f4y-ks-widget {
        bottom: 12px;
    }

    .f4y-ks-widget.f4y-ks-pos-right { right: 12px; left: auto; }
    .f4y-ks-widget.f4y-ks-pos-left  { left: 12px; right: auto; }

    .f4y-ks-toggle {
        width: 54px;
        height: 54px;
    }
}

/* Pulse Animation */
@keyframes f4y-pulse {
    0% { box-shadow: 0 4px 16px rgba(0,0,0,0.2), 0 0 0 0 rgba(37,211,102,0.4); }
    70% { box-shadow: 0 4px 16px rgba(0,0,0,0.2), 0 0 0 12px rgba(37,211,102,0); }
    100% { box-shadow: 0 4px 16px rgba(0,0,0,0.2), 0 0 0 0 rgba(37,211,102,0); }
}

.f4y-ks-toggle:not(.f4y-ks-widget.open .f4y-ks-toggle) {
    animation: f4y-pulse 2s ease-in-out infinite;
}

.f4y-ks-widget.open .f4y-ks-toggle {
    animation: none;
}

/* Auto-Popup Bubble */
.f4y-ks-bubble {
    position: absolute;
    bottom: 70px;
    background: #fff;
    padding: 12px 36px 12px 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    font-size: 14px;
    line-height: 1.4;
    color: #333;
    cursor: pointer;
    opacity: 0;
    transform: translateY(10px) scale(0.95);
    transition: opacity 0.3s ease, transform 0.3s ease;
    width: max-content;
    max-width: 260px;
}

.f4y-ks-widget.f4y-ks-pos-right .f4y-ks-bubble {
    right: 0;
    border-radius: 12px 12px 4px 12px;
}

.f4y-ks-widget.f4y-ks-pos-left .f4y-ks-bubble {
    left: 0;
    border-radius: 12px 12px 12px 4px;
    padding: 12px 16px 12px 36px;
}

.f4y-ks-bubble.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.f4y-ks-bubble::after {
    content: '';
    position: absolute;
    bottom: -6px;
    width: 12px;
    height: 12px;
    background: #fff;
    transform: rotate(45deg);
    box-shadow: 2px 2px 4px rgba(0, 0, 0, 0.05);
}

.f4y-ks-widget.f4y-ks-pos-right .f4y-ks-bubble::after { right: 24px; }
.f4y-ks-widget.f4y-ks-pos-left  .f4y-ks-bubble::after { left: 24px; }

.f4y-ks-bubble-close {
    position: absolute;
    top: 4px;
    background: none;
    border: none;
    font-size: 18px;
    color: #999;
    cursor: pointer;
    padding: 2px 4px;
    line-height: 1;
}

.f4y-ks-widget.f4y-ks-pos-right .f4y-ks-bubble-close { right: 8px; }
.f4y-ks-widget.f4y-ks-pos-left  .f4y-ks-bubble-close { left: 8px; }

.f4y-ks-bubble-close:hover {
    color: #555;
}

.f4y-ks-widget.open .f4y-ks-bubble {
    display: none !important;
}

@keyframes f4y-bubble-bounce {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-4px) scale(1.02); }
}

.f4y-ks-bubble.visible {
    animation: f4y-bubble-bounce 2s ease-in-out 1s 2;
}

@media (max-width: 480px) {
    .f4y-ks-bubble {
        bottom: 64px;
        max-width: 240px;
        font-size: 13px;
    }

    .f4y-ks-widget.f4y-ks-pos-right .f4y-ks-bubble { right: 0; left: auto; }
    .f4y-ks-widget.f4y-ks-pos-left  .f4y-ks-bubble { left: 0; right: auto; }
}