/* ==========================================================
   AYW DESIGN SYSTEM
   PAGES / WIKI / TTS

   Responsabilidades:
   - controles de leitura em voz alta;
   - ações de reproduzir, pausar, retomar e parar;
   - navegação por trechos;
   - seleção de velocidade;
   - progresso da leitura;
   - status e mensagens;
   - estados ativo, pausado, indisponível e erro;
   - responsividade;
   - impressão.

   Pertencem a outros módulos:
   - estrutura e conteúdo da Wiki:
     pages/wiki/wiki.css;
   - botões genéricos:
     components/buttons.css;
   - formulários genéricos:
     components/forms.css;
   - loaders genéricos:
     components/loaders.css;
   - alertas genéricos:
     components/alerts.css.

   Não utiliza:
   - Bootstrap;
   - estilos inline estruturais;
   - regras gerais da Wiki;
   - JavaScript para aparência;
   - classes antigas.
   ========================================================== */


/* ==========================================================
   BLOCO PRINCIPAL
   ========================================================== */

   .ayw-tts {
    width: 100%;
    min-width: 0;

    margin-bottom: var(--ayw-space-5);

    overflow: hidden;

    border: 1px solid var(--ayw-border);
    border-radius: var(--ayw-radius-lg);

    background: var(--ayw-surface);
    color: var(--ayw-text);

    box-shadow: var(--ayw-shadow-xs);
}


/* ==========================================================
   CABEÇALHO
   ========================================================== */

.ayw-tts-header {
    display: flex;
    align-items: center;
    justify-content: space-between;

    min-width: 0;

    gap: var(--ayw-space-3);

    padding:
        var(--ayw-space-3)
        var(--ayw-space-4);

    border-bottom: 1px solid var(--ayw-border);
}

.ayw-tts-heading {
    display: flex;
    align-items: center;

    min-width: 0;

    gap: var(--ayw-space-2);
}

.ayw-tts-heading-icon {
    display: grid;
    place-items: center;

    flex: 0 0 auto;

    width: 34px;
    height: 34px;

    border-radius: var(--ayw-radius-md);

    background: var(--ayw-primary-soft);
    color: var(--ayw-primary);

    font-size: var(--ayw-font-size-md);
    line-height: 1;
}

.ayw-tts-title {
    min-width: 0;

    margin: 0;

    overflow: hidden;

    color: var(--ayw-text);

    font-size: var(--ayw-font-size-sm);
    font-weight: var(--ayw-font-weight-semibold);
    line-height: var(--ayw-line-height-tight);

    text-overflow: ellipsis;
    white-space: nowrap;
}

.ayw-tts-subtitle,
.ayw-tts-hint {
    margin: var(--ayw-space-1) 0 0;
    color: var(--ayw-text-muted);
    font-size: var(--ayw-font-size-xs);
    line-height: var(--ayw-line-height-normal);
}

.ayw-tts-hint {
    margin-top: var(--ayw-space-3);
}


/* ==========================================================
   STATUS RESUMIDO
   ========================================================== */

.ayw-tts-status-badge {
    display: inline-flex;
    align-items: center;

    flex: 0 0 auto;

    min-height: 26px;

    gap: var(--ayw-space-1);

    padding:
        0
        var(--ayw-space-2);

    border: 1px solid var(--ayw-border);
    border-radius: var(--ayw-radius-pill);

    background: var(--ayw-bg-soft);
    color: var(--ayw-text-muted);

    font-size: var(--ayw-font-size-xs);
    font-weight: var(--ayw-font-weight-semibold);
    line-height: 1;

    white-space: nowrap;
}

.ayw-tts-status-badge::before {
    width: 7px;
    height: 7px;

    border-radius: 50%;

    background: currentColor;

    content: "";
}

.ayw-tts-status-badge.is-playing {
    border-color:
        var(
            --ayw-success-border,
            var(--ayw-success)
        );

    background: var(--ayw-success-soft);
    color: var(--ayw-success);
}

.ayw-tts-status-badge.is-paused {
    border-color:
        var(
            --ayw-warning-border,
            var(--ayw-warning)
        );

    background: var(--ayw-warning-soft);
    color: var(--ayw-warning);
}

.ayw-tts-status-badge.is-error {
    border-color:
        var(
            --ayw-danger-border,
            var(--ayw-danger)
        );

    background: var(--ayw-danger-soft);
    color: var(--ayw-danger);
}


/* ==========================================================
   CORPO
   ========================================================== */

.ayw-tts-body {
    min-width: 0;

    padding: var(--ayw-space-4);
}


/* ==========================================================
   CONTROLES
   ========================================================== */

.ayw-tts-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;

    min-width: 0;

    gap: var(--ayw-space-2);
}


/* ==========================================================
   BOTÃO PRINCIPAL
   ========================================================== */

.ayw-tts-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    flex: 0 0 auto;

    min-height: 42px;

    gap: var(--ayw-space-2);

    padding:
        0
        var(--ayw-space-4);

    border: 1px solid var(--ayw-primary);
    border-radius: var(--ayw-radius-pill);

    background: var(--ayw-primary);
    color: var(--ayw-text-inverse);

    cursor: pointer;

    font: inherit;
    font-size: var(--ayw-font-size-sm);
    font-weight: var(--ayw-font-weight-semibold);
    line-height: 1;

    appearance: none;

    -webkit-appearance: none;
    -webkit-tap-highlight-color: transparent;

    transition:
        border-color var(--ayw-transition-fast),
        background-color var(--ayw-transition-fast),
        transform var(--ayw-transition-fast);
}

.ayw-tts-primary:hover {
    border-color: var(--ayw-primary-hover);
    background: var(--ayw-primary-hover);

    transform: translateY(-1px);
}

.ayw-tts-primary:active {
    transform: translateY(0);
}

.ayw-tts-primary:focus-visible {
    outline: 3px solid var(--ayw-focus-ring);
    outline-offset: 2px;
}

.ayw-tts-primary:disabled {
    cursor: not-allowed;

    border-color: var(--ayw-border);
    background: var(--ayw-bg-muted);
    color: var(--ayw-text-disabled);

    transform: none;
}


/* ==========================================================
   BOTÕES SECUNDÁRIOS
   ========================================================== */

.ayw-tts-control {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    flex: 0 0 auto;

    width: auto;
    min-width: 0;
    min-height: 40px;

    gap: var(--ayw-space-1);

    margin: 0;
    padding:
        0
        var(--ayw-space-3);

    border: 1px solid var(--ayw-border);
    border-radius: var(--ayw-radius-pill);

    background: var(--ayw-surface);
    color: var(--ayw-text-soft);

    cursor: pointer;

    font: inherit;
    font-size: var(--ayw-font-size-sm);
    font-weight: var(--ayw-font-weight-semibold);
    line-height: 1;
    white-space: nowrap;

    appearance: none;

    -webkit-appearance: none;
    -webkit-tap-highlight-color: transparent;

    transition:
        border-color var(--ayw-transition-fast),
        background-color var(--ayw-transition-fast),
        color var(--ayw-transition-fast),
        transform var(--ayw-transition-fast);
}

.ayw-tts-control-icon {
    display: inline-grid;
    place-items: center;
    flex: 0 0 auto;
    min-width: 1rem;
    font-size: var(--ayw-font-size-sm);
    line-height: 1;
}

.ayw-tts-control:hover {
    border-color: var(--ayw-primary-border);

    background: var(--ayw-primary-soft);
    color: var(--ayw-primary);

    transform: translateY(-1px);
}

.ayw-tts-control:active {
    transform: translateY(0);
}

.ayw-tts-control:focus-visible {
    outline: 3px solid var(--ayw-focus-ring);
    outline-offset: 2px;
}

.ayw-tts-control[aria-pressed="true"],
.ayw-tts-control.is-active {
    border-color: var(--ayw-primary-border);

    background: var(--ayw-primary-soft);
    color: var(--ayw-primary);
}

.ayw-tts-control:disabled {
    cursor: not-allowed;

    background: var(--ayw-bg-muted);
    color: var(--ayw-text-disabled);

    opacity: 0.65;

    transform: none;
}


/* ==========================================================
   ÍCONES
   ========================================================== */

.ayw-tts-icon {
    display: grid;
    place-items: center;

    width: 18px;
    height: 18px;

    color: currentColor;

    line-height: 1;
}

.ayw-tts-icon svg,
.ayw-tts-icon img {
    display: block;

    width: 1em;
    height: 1em;
}


/* ==========================================================
   RÓTULOS
   ========================================================== */

.ayw-tts-control-label {
    display: inline-block;
}


/* ==========================================================
   SEPARADOR
   ========================================================== */

.ayw-tts-divider {
    flex: 0 0 auto;

    width: 1px;
    height: 28px;

    margin:
        0
        var(--ayw-space-1);

    background: var(--ayw-border);
}


/* ==========================================================
   VELOCIDADE
   ========================================================== */

.ayw-tts-speed {
    display: flex;
    align-items: center;

    flex: 0 0 auto;

    min-width: 0;

    gap: var(--ayw-space-2);

    margin-left: auto;
}

.ayw-tts-speed-label {
    color: var(--ayw-text-muted);

    font-size: var(--ayw-font-size-xs);
    font-weight: var(--ayw-font-weight-semibold);

    white-space: nowrap;
}

.ayw-tts-speed-select {
    min-width: 78px;
    min-height: 38px;

    padding:
        0
        var(--ayw-space-8)
        0
        var(--ayw-space-3);

    border: 1px solid var(--ayw-border);
    border-radius: var(--ayw-radius-pill);

    background:
        var(--ayw-surface)
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E")
        no-repeat
        right
        var(--ayw-space-3)
        center;

    color: var(--ayw-text-soft);

    cursor: pointer;

    font: inherit;
    font-size: var(--ayw-font-size-xs);
    font-weight: var(--ayw-font-weight-semibold);

    appearance: none;

    -webkit-appearance: none;

    transition:
        border-color var(--ayw-transition-fast),
        background-color var(--ayw-transition-fast),
        box-shadow var(--ayw-transition-fast);
}

.ayw-tts-speed-select:hover {
    border-color: var(--ayw-border-strong);

    background-color: var(--ayw-surface-hover);
}

.ayw-tts-speed-select:focus-visible {
    outline: 3px solid var(--ayw-focus-ring);
    outline-offset: 2px;
}

.ayw-tts-speed-select:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}


/* ==========================================================
   PROGRESSO
   ========================================================== */

.ayw-tts-progress {
    margin-top: var(--ayw-space-4);
}

.ayw-tts-progress-header {
    display: flex;
    align-items: center;
    justify-content: space-between;

    min-width: 0;

    gap: var(--ayw-space-3);

    margin-bottom: var(--ayw-space-2);
}

.ayw-tts-progress-label,
.ayw-tts-progress-value {
    color: var(--ayw-text-muted);

    font-size: var(--ayw-font-size-xs);
    line-height: 1;
}

.ayw-tts-progress-value {
    flex: 0 0 auto;

    white-space: nowrap;
}


/* ==========================================================
   TRILHO DE PROGRESSO
   ========================================================== */

.ayw-tts-progress-track {
    position: relative;

    width: 100%;
    height: 8px;

    overflow: hidden;

    border-radius: var(--ayw-radius-pill);

    background: var(--ayw-bg-muted);
}

.ayw-tts-progress-bar {
    width:
        var(
            --ayw-tts-progress,
            0%
        );

    height: 100%;

    border-radius: inherit;

    background: var(--ayw-primary);

    transition:
        width var(--ayw-transition-base);
}


/* ==========================================================
   TRECHO ATUAL
   ========================================================== */

.ayw-tts-current {
    margin-top: var(--ayw-space-3);

    padding: var(--ayw-space-3);

    border: 1px solid var(--ayw-border);
    border-radius: var(--ayw-radius-md);

    background: var(--ayw-bg-soft);
    color: var(--ayw-text-soft);

    font-size: var(--ayw-font-size-sm);
    line-height: var(--ayw-line-height-relaxed);
}

.ayw-tts-current[hidden] {
    display: none;
}

.ayw-tts-current-label {
    display: block;

    margin-bottom: var(--ayw-space-1);

    color: var(--ayw-text-muted);

    font-size: var(--ayw-font-size-xs);
    font-weight: var(--ayw-font-weight-semibold);
    letter-spacing: 0.04em;

    text-transform: uppercase;
}

.ayw-tts-current-text {
    margin: 0;

    overflow-wrap: anywhere;
}


/* ==========================================================
   MENSAGEM DE STATUS
   ========================================================== */

.ayw-tts-message {
    margin-top: var(--ayw-space-3);

    padding:
        var(--ayw-space-3)
        var(--ayw-space-4);

    border: 1px solid var(--ayw-border);
    border-radius: var(--ayw-radius-md);

    background: var(--ayw-bg-soft);
    color: var(--ayw-text-muted);

    font-size: var(--ayw-font-size-xs);
    line-height: var(--ayw-line-height-relaxed);
}

.ayw-tts-message[hidden] {
    display: none;
}

.ayw-tts-message.is-success {
    border-color:
        var(
            --ayw-success-border,
            var(--ayw-success)
        );

    background: var(--ayw-success-soft);
    color: var(--ayw-success);
}

.ayw-tts-message.is-warning {
    border-color:
        var(
            --ayw-warning-border,
            var(--ayw-warning)
        );

    background: var(--ayw-warning-soft);
    color: var(--ayw-warning);
}

.ayw-tts-message.is-error {
    border-color:
        var(
            --ayw-danger-border,
            var(--ayw-danger)
        );

    background: var(--ayw-danger-soft);
    color: var(--ayw-danger);
}


/* ==========================================================
   ESTADO INDISPONÍVEL
   ========================================================== */

.ayw-tts-unavailable {
    display: flex;
    align-items: flex-start;

    min-width: 0;

    gap: var(--ayw-space-3);

    padding: var(--ayw-space-4);

    border: 1px solid
        var(
            --ayw-warning-border,
            var(--ayw-warning)
        );

    border-radius: var(--ayw-radius-md);

    background: var(--ayw-warning-soft);
    color: var(--ayw-warning);
}

.ayw-tts-unavailable[hidden] {
    display: none;
}

.ayw-tts-unavailable-icon {
    display: grid;
    place-items: center;

    flex: 0 0 auto;

    width: 36px;
    height: 36px;

    border-radius: var(--ayw-radius-md);

    background: var(--ayw-surface);
    color: var(--ayw-warning);

    font-size: var(--ayw-font-size-md);
}

.ayw-tts-unavailable-main {
    min-width: 0;
}

.ayw-tts-unavailable-title {
    margin: 0;

    color: currentColor;

    font-size: var(--ayw-font-size-sm);
    font-weight: var(--ayw-font-weight-semibold);
    line-height: var(--ayw-line-height-tight);
}

.ayw-tts-unavailable-text {
    margin:
        var(--ayw-space-1)
        0
        0;

    color: var(--ayw-text-soft);

    font-size: var(--ayw-font-size-xs);
    line-height: var(--ayw-line-height-relaxed);
}


/* ==========================================================
   ESTADOS DO COMPONENTE
   ========================================================== */

.ayw-tts[data-tts-state="playing"] {
    border-color:
        var(
            --ayw-success-border,
            var(--ayw-success)
        );
}

.ayw-tts[data-tts-state="paused"] {
    border-color:
        var(
            --ayw-warning-border,
            var(--ayw-warning)
        );
}

.ayw-tts[data-tts-state="error"] {
    border-color:
        var(
            --ayw-danger-border,
            var(--ayw-danger)
        );
}


/* ==========================================================
   TEXTO SENDO LIDO
   ========================================================== */

.ayw-wiki-content
[data-tts-active="true"] {
    border-radius: var(--ayw-radius-xs);

    background: var(--ayw-primary-soft);
    color: var(--ayw-text);

    box-shadow:
        0 0 0 var(--ayw-space-1)
        var(--ayw-primary-soft);
}


/* ==========================================================
   CARREGAMENTO
   ========================================================== */

.ayw-tts[aria-busy="true"] {
    cursor: progress;
}

.ayw-tts[aria-busy="true"]
.ayw-tts-primary,
.ayw-tts[aria-busy="true"]
.ayw-tts-control,
.ayw-tts[aria-busy="true"]
.ayw-tts-speed-select {
    pointer-events: none;
    opacity: 0.65;
}


/* ==========================================================
   MOBILE COMPACTO
   ========================================================== */

@media (max-width: 639px) {
    .ayw-tts {
        border-radius: var(--ayw-radius-md);
    }

    .ayw-tts-header,
    .ayw-tts-body {
        padding: var(--ayw-space-3);
    }

    .ayw-tts-header {
        align-items: flex-start;
    }

    .ayw-tts-status-badge {
        min-height: 24px;

        font-size: 0.6875rem;
    }

    .ayw-tts-controls {
        gap: var(--ayw-space-1);
    }

    .ayw-tts-primary {
        width: 100%;
    }

    .ayw-tts-control {
        flex: 1 1 0;
        width: auto;
        min-height: 40px;
        padding-inline: var(--ayw-space-2);
    }

    .ayw-tts-divider {
        display: none;
    }

    .ayw-tts-speed {
        width: 100%;

        margin-top: var(--ayw-space-2);
        margin-left: 0;
    }

    .ayw-tts-speed-select {
        flex: 1 1 auto;
    }
}


/* ==========================================================
   CELULAR
   ========================================================== */

@media (max-width: 639px) {
    .ayw-tts-controls {
        align-items: stretch;
    }

    .ayw-tts-primary {
        flex: 1 1 100%;
    }

    .ayw-tts-control {
        flex: 1 1 0;
    }

    .ayw-tts-speed {
        flex: 1 1 100%;
    }
}


/* ==========================================================
   TABLET
   ========================================================== */

@media (min-width: 768px) {
    .ayw-tts {
        border-radius: var(--ayw-radius-xl);
    }

    .ayw-tts-header,
    .ayw-tts-body {
        padding:
            var(--ayw-space-4)
            var(--ayw-space-5);
    }
}


/* ==========================================================
   IMPRESSÃO
   ========================================================== */

@media print {
    .ayw-tts {
        display: none;
    }
}


/* ==========================================================
   MOVIMENTO REDUZIDO
   ========================================================== */

@media (prefers-reduced-motion: reduce) {
    .ayw-tts-primary,
    .ayw-tts-control,
    .ayw-tts-speed-select,
    .ayw-tts-progress-bar {
        transition: none;
    }
}