/* ═══════════════════════════════════════════════════════════════
   ATAUTOMATOR — Stylesheet
   Baseado no design system do SIGNA-Q
   ═══════════════════════════════════════════════════════════════ */

/* CONFIGURAÇÕES GLOBAIS E VARIÁVEIS */
:root {
    --cor-primaria: #161C2E;
    --cor-secundaria: #0056b3;
    --cor-fundo: #f4f7fa;
    --cor-card: #ffffff;
    --cor-texto: #333333;
    --cor-texto-claro: #666666;
    --cor-sombra: rgba(0, 0, 0, 0.08);
    --cor-reprovado: #dc3545;
    --cor-borda: #dce1e6;
    --raio-borda: 8px;
    --transicao: 0.3s ease;
}

* {
    box-sizing: border-box;
}

[hidden] {
    display: none !important;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--cor-fundo);
    color: var(--cor-texto);
    margin: 0;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ─── CABEÇALHO ─────────────────────────────────────────────── */
.main-header {
    background-color: var(--cor-card);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    box-shadow: 0 2px 4px var(--cor-sombra);
}

.main-header a {
    text-decoration: none;
    color: inherit;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    height: 48px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    flex-shrink: 0;
    transition: transform var(--transicao), filter var(--transicao);
}

.logo-img:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 4px 12px rgba(0, 83, 179, 0.3));
}

.app-title {
    margin: 0;
    color: var(--cor-primaria);
    font-size: 1.4rem;
    letter-spacing: 1px;
    white-space: nowrap;
}

.header-subtitle span {
    color: var(--cor-texto-claro);
    font-size: 0.9rem;
    font-weight: 500;
}

.header-subtitle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ─── BOTÃO ADMIN (CADEADO) ─────────────────────────────────── */
.btn-admin-toggle {
    background: none;
    border: 1px solid var(--cor-borda);
    border-radius: 6px;
    padding: 0.3rem;
    cursor: pointer;
    color: var(--cor-texto-claro);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transicao);
    opacity: 0.5;
}

.btn-admin-toggle:hover {
    opacity: 1;
    border-color: var(--cor-primaria);
    color: var(--cor-primaria);
}

.btn-admin-toggle.active {
    opacity: 1;
    color: #34d399;
    border-color: #34d399;
    background: rgba(52, 211, 153, 0.08);
}

/* ─── MODAL ADMIN ───────────────────────────────────────────── */
.admin-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.admin-modal {
    background: var(--cor-card);
    border-radius: 12px;
    padding: 2rem;
    max-width: 380px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    text-align: center;
}

.admin-modal h3 {
    margin: 0 0 0.5rem;
    font-size: 1.2rem;
    color: var(--cor-primaria);
}

.admin-modal p {
    margin: 0 0 1.25rem;
    font-size: 0.85rem;
    color: var(--cor-texto-claro);
}

.admin-input {
    width: 100%;
    padding: 0.7rem 1rem;
    border: 2px solid var(--cor-borda);
    border-radius: var(--raio-borda);
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
    transition: border-color var(--transicao);
    margin-bottom: 1rem;
}

.admin-input:focus {
    border-color: var(--cor-primaria);
}

.admin-modal-actions {
    display: flex;
    gap: 0.75rem;
}

.btn-admin-cancel,
.btn-admin-confirm {
    flex: 1;
    padding: 0.6rem;
    border-radius: var(--raio-borda);
    font-family: inherit;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transicao);
}

.btn-admin-cancel {
    background: transparent;
    border: 1px solid var(--cor-borda);
    color: var(--cor-texto-claro);
}

.btn-admin-cancel:hover {
    background: var(--cor-fundo);
}

.btn-admin-confirm {
    background: var(--cor-primaria);
    border: none;
    color: #fff;
}

.btn-admin-confirm:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.admin-error {
    color: var(--cor-reprovado) !important;
    font-size: 0.8rem !important;
    margin-top: 0.75rem !important;
    margin-bottom: 0 !important;
}

/* ─── CONTEÚDO PRINCIPAL ────────────────────────────────────── */
.main-content {
    padding: 2rem;
    max-width: 900px;
    margin: 0 auto;
    width: 100%;
    flex: 1;
}

section {
    margin-bottom: 2rem;
}

h2 {
    color: var(--cor-primaria);
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--cor-primaria);
    padding-left: 1rem;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
}

/* ─── ÁREA DE UPLOAD ────────────────────────────────────────── */
.upload-area {
    border: 2px dashed var(--cor-borda);
    border-radius: var(--raio-borda);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: border-color var(--transicao), background-color var(--transicao);
    background-color: var(--cor-card);
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--cor-secundaria);
    background-color: #f0f6ff;
}

.upload-icon {
    color: var(--cor-texto-claro);
    margin-bottom: 1rem;
    transition: color var(--transicao);
}

.upload-area:hover .upload-icon {
    color: var(--cor-secundaria);
}

.upload-text {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
    color: var(--cor-texto);
}

.upload-hint {
    margin: 0;
    font-size: 0.85rem;
    color: var(--cor-texto-claro);
}

/* ─── ARQUIVO SELECIONADO ───────────────────────────────────── */
.file-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--cor-card);
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-borda);
    padding: 0.75rem 1rem;
    margin-top: 1rem;
}

.file-details {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--cor-primaria);
    font-weight: 500;
    font-size: 0.95rem;
}

.file-details svg {
    flex-shrink: 0;
}

.btn-remove {
    background: none;
    border: none;
    color: var(--cor-texto-claro);
    cursor: pointer;
    font-size: 1.1rem;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: background-color var(--transicao), color var(--transicao);
}

.btn-remove:hover {
    background-color: #fee;
    color: var(--cor-reprovado);
}

/* ─── SELETOR DE MODELO ─────────────────────────────────────── */
.model-selector-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
    background-color: var(--cor-card);
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-borda);
    padding: 0.65rem 1rem;
    transition: border-color var(--transicao);
}

.model-selector-container:focus-within {
    border-color: var(--cor-secundaria);
}

.model-selector-label {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--cor-texto-claro);
    white-space: nowrap;
    cursor: pointer;
}

.model-selector {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--cor-primaria);
    cursor: pointer;
    appearance: auto;
}

.model-selector option {
    font-family: 'Poppins', sans-serif;
    padding: 0.5rem;
}

/* ─── BOTÃO GERAR ───────────────────────────────────────────── */
.btn-generate {
    display: block;
    width: 100%;
    margin-top: 1rem;
    padding: 0.85rem 2rem;
    background-color: var(--cor-primaria);
    color: white;
    border: none;
    border-radius: var(--raio-borda);
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--transicao), opacity var(--transicao);
}

.btn-generate:hover:not(:disabled) {
    background-color: var(--cor-secundaria);
}

.btn-generate:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-loading {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ─── SEÇÃO DE RESULTADO ────────────────────────────────────── */
.result-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.result-label {
    font-size: 0.9rem;
    color: var(--cor-texto-claro);
    font-weight: 500;
}

.toolbar-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-tool {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0.85rem;
    background-color: var(--cor-card);
    color: var(--cor-texto);
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-borda);
    font-family: 'Poppins', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: border-color var(--transicao), background-color var(--transicao);
}

.btn-tool:hover {
    border-color: var(--cor-secundaria);
    background-color: #f0f6ff;
}

/* ─── BADGES DE TOKENS ──────────────────────────────────────── */
.token-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.token-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.3rem 0.7rem;
    background-color: #eef2f7;
    border: 1px solid var(--cor-borda);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--cor-texto-claro);
    white-space: nowrap;
    transition: background-color var(--transicao);
}

.token-badge svg {
    flex-shrink: 0;
    opacity: 0.7;
}

.token-badge.badge-input {
    background-color: #e8f4fd;
    border-color: #b8daff;
    color: #0056b3;
}

.token-badge.badge-output {
    background-color: #e8f8ef;
    border-color: #b2dfdb;
    color: #1b7a43;
}

.token-badge.badge-total {
    background-color: #f3e8fd;
    border-color: #d4b8ff;
    color: #6a1b9a;
}

/* ─── EDITOR DE TEXTO ───────────────────────────────────────── */
.editor-container {
    background-color: var(--cor-card);
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-borda);
    box-shadow: 0 4px 6px var(--cor-sombra);
    overflow: hidden;
}

.editor {
    min-height: 300px;
    max-height: 600px;
    overflow-y: auto;
    padding: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--cor-texto);
    outline: none;
    white-space: pre-wrap;
    word-wrap: break-word;
    position: relative;
}

.editor:focus {
    box-shadow: inset 0 0 0 2px rgba(0, 86, 179, 0.15);
}

/* ─── CURSOR DE STREAMING (ESCRITA ACOMPANHADA) ─────────────── */
.editor.streaming::after {
    content: '';
    display: inline-block;
    width: 2px;
    height: 1.1em;
    background-color: var(--cor-primaria);
    margin-left: 2px;
    vertical-align: text-bottom;
    animation: blink-cursor 0.8s ease-in-out infinite;
}

@keyframes blink-cursor {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

/* ─── BANNER DE ERRO ────────────────────────────────────────── */
.error-banner {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background-color: #fff5f5;
    border: 1px solid #fecaca;
    border-radius: var(--raio-borda);
    padding: 0.85rem 1rem;
    margin-top: 1rem;
    color: var(--cor-reprovado);
    font-size: 0.9rem;
}

.error-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.error-message {
    flex: 1;
}

.btn-dismiss {
    background: none;
    border: none;
    color: var(--cor-reprovado);
    cursor: pointer;
    font-size: 1rem;
    padding: 0.25rem;
    opacity: 0.6;
    transition: opacity var(--transicao);
}

.btn-dismiss:hover {
    opacity: 1;
}

/* ─── FOOTER ────────────────────────────────────────────────── */
.main-footer {
    margin-top: auto;
    background-color: var(--cor-primaria);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    padding: 1rem 1.5rem 1.5rem;
}

.footer-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.footer-logo {
    height: 28px;
    width: auto;
    border-radius: 6px;
    opacity: 0.9;
}

.footer-name {
    font-weight: 600;
    font-size: 1rem;
    color: #ffffff;
    letter-spacing: 0.5px;
}

.footer-tagline {
    margin: 0;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.5);
    text-align: center;
}

.footer-divider {
    width: 60px;
    height: 1px;
    background: rgba(255, 255, 255, 0.15);
    margin: 0.25rem 0;
}

.footer-bottom {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-copy {
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.78rem;
}

.footer-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.55);
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: #34d399;
    box-shadow: 0 0 6px rgba(52, 211, 153, 0.6);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

    0%,
    100% {
        opacity: 1;
        box-shadow: 0 0 6px rgba(52, 211, 153, 0.6);
    }

    50% {
        opacity: 0.6;
        box-shadow: 0 0 2px rgba(52, 211, 153, 0.3);
    }
}

/* ─── RESPONSIVO ────────────────────────────────────────────── */
@media (max-width: 600px) {
    .main-header {
        flex-direction: column;
        gap: 0.5rem;
        padding: 1rem;
    }

    .logo-container {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.5rem;
    }

    .logo-img {
        height: 36px;
    }

    .app-title {
        font-size: 1.2rem;
    }

    .main-content {
        padding: 1rem;
    }

    .upload-area {
        padding: 2rem 1rem;
    }

    .result-toolbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .token-badges {
        flex-direction: column;
    }

    .model-selector-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.4rem;
    }

    .model-selector {
        width: 100%;
    }
}