/* TTS Setting Panel Modal Styles */
.tts-setting-modal .modal-content {
    border: none;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}
.tts-setting-modal .modal-header {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    border-radius: 16px 16px 0 0;
    border-bottom: none;
    padding: 1.25rem 1.5rem;
}
.tts-setting-modal .modal-title {
    color: #fff;
    font-weight: 700;
}
.tts-setting-modal .btn-close-white {
    filter: invert(1) grayscale(100%) brightness(200%);
}
.tts-slider-track {
    position: relative;
    width: 100%;
}
.tts-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: #e9ecef;
    outline: none;
    cursor: pointer;
}
.tts-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    cursor: pointer;
    border: 2px solid #fff;
    box-shadow: 0 2px 8px rgba(99,102,241,0.35);
    transition: transform .15s;
}
.tts-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}
.tts-slider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    cursor: pointer;
    border: 2px solid #fff;
    box-shadow: 0 2px 8px rgba(99,102,241,0.35);
}
.tts-value-badge {
    min-width: 3.5rem;
    text-align: center;
    font-weight: 700;
    color: #6366f1;
    background: #eef2ff;
    border-radius: 8px;
    padding: .2rem .5rem;
    font-size: .9rem;
}
.tts-gender-group .form-check-input:checked {
    background-color: #6366f1;
    border-color: #6366f1;
}
.tts-gender-group .form-check-label {
    cursor: pointer;
}
.tts-btn-test {
    background: linear-gradient(135deg, #10b981, #059669);
    border: none;
    color: #fff;
    font-weight: 600;
}
.tts-btn-test:hover {
    background: linear-gradient(135deg, #059669, #047857);
    color: #fff;
}
.tts-btn-reset {
    background: #f3f4f6;
    border: 1px solid #d1d5db;
    color: #374151;
    font-weight: 600;
}
.tts-btn-reset:hover {
    background: #e5e7eb;
}
.nav-gear-btn {
    border: none;
    background: transparent;
    color: rgba(255,255,255,.85);
    padding: .375rem .5rem;
    border-radius: 8px;
    transition: all .2s;
}
.nav-gear-btn:hover {
    background: rgba(255,255,255,.15);
    color: #fff;
}

.navbar-gradient {
    background: linear-gradient(90deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
}

.footer-glow {
    background: #111827;
    box-shadow: 0 -5px 20px rgba(99, 102, 241, 0.2);
}

.footer-glow i {
    animation: heartbeat 1.5s ease-in-out infinite;
}

.footer-glow span {
    animation: floatY 2s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.3); }
}

@keyframes floatY {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}