/* =====================================================================
   TETRA MARCAS — design system (estilo SaaS moderno)
   Cores da logo oficial (roxo + verde limão). Tokens em :root — trocar
   valores aqui repinta o site inteiro.
   ===================================================================== */

:root {
    /* Cores de marca */
    --tetra-primary: #2b0b47;
    --tetra-primary-light: #4a1a73;
    --tetra-primary-dark: #170526;
    --tetra-accent: #a3d233;
    --tetra-accent-dark: #83aa28;

    /* Neutros */
    --tetra-bg: #ffffff;
    --tetra-bg-alt: #f7f5fa;
    --tetra-text: #1c1424;
    --tetra-text-muted: #6b6275;
    --tetra-border: #e8e3ee;

    /* Feedback */
    --tetra-success: #1e8a4c;
    --tetra-warning: #c9861a;
    --tetra-danger: #c0342c;

    /* Tipografia */
    --tetra-font-base: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

    /* Layout */
    --tetra-radius-sm: 10px;
    --tetra-radius: 16px;
    --tetra-radius-lg: 24px;
    --tetra-radius-pill: 999px;
    --tetra-shadow: 0 4px 20px rgba(43, 11, 71, 0.08);
    --tetra-shadow-lg: 0 20px 50px rgba(43, 11, 71, 0.14);
    --tetra-container: 1160px;
}

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--tetra-font-base);
    color: var(--tetra-text);
    background: var(--tetra-bg);
    line-height: 1.65;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--tetra-primary);
    text-decoration: none;
}

svg {
    vertical-align: -0.15em;
    flex-shrink: 0;
}

h1, h2, h3, h4 {
    font-family: var(--tetra-font-base);
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin: 0 0 0.5em;
    font-weight: 800;
}

h1 { font-size: clamp(2.1rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 2.8vw, 2.1rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1em; }

.text-muted { color: var(--tetra-text-muted); }

.container {
    width: 100%;
    max-width: var(--tetra-container);
    margin-inline: auto;
    padding-inline: 20px;
}

.container-narrow {
    width: 100%;
    max-width: 760px;
    margin-inline: auto;
    padding-inline: 20px;
}

/* ---- Seções ------------------------------------------------------- */

.section {
    padding-block: clamp(48px, 8vw, 96px);
}

.section--alt {
    background: var(--tetra-bg-alt);
}

.section--dark {
    background: radial-gradient(circle at 15% 20%, var(--tetra-primary-light), transparent 45%),
                linear-gradient(160deg, var(--tetra-primary) 0%, var(--tetra-primary-dark) 100%);
    color: #fff;
}

.section--dark .text-muted {
    color: rgba(255, 255, 255, 0.72);
}

/* Decoração sutil (blobs desfocados) para tirar o "chapado" das seções
   claras, sem competir com o conteúdo — opacidade bem baixa de propósito. */
.section--decorated {
    position: relative;
    overflow: hidden;
}

.section--decorated::before,
.section--decorated::after {
    content: '';
    position: absolute;
    width: 460px;
    height: 460px;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.1;
    z-index: 0;
    pointer-events: none;
}

.section--decorated::before {
    background: var(--tetra-primary);
    top: -200px;
    right: -140px;
}

.section--decorated::after {
    background: var(--tetra-accent);
    bottom: -180px;
    left: -160px;
    opacity: 0.14;
}

.section--decorated > .container,
.section--decorated > .container-narrow {
    position: relative;
    z-index: 1;
}

.section-header {
    max-width: 640px;
    margin-bottom: 40px;
}

.section-header--center {
    margin-inline: auto;
    text-align: center;
}

.eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--tetra-accent-dark);
    margin-bottom: 12px;
}

.section--dark .eyebrow {
    color: var(--tetra-accent);
}

/* ---- Botões --------------------------------------------------------- */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border-radius: var(--tetra-radius-pill);
    padding: 14px 28px;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    border: 2px solid transparent;
    text-align: center;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
    white-space: nowrap;
}

.btn svg {
    width: 18px;
    height: 18px;
}

.btn-primary {
    background: var(--tetra-accent);
    color: var(--tetra-primary-dark);
    box-shadow: 0 8px 24px rgba(163, 210, 51, 0.35);
}

.btn-primary:hover {
    background: var(--tetra-accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(163, 210, 51, 0.45);
}

.btn-outline {
    background: transparent;
    border-color: currentColor;
    color: var(--tetra-primary);
}

.section--dark .btn-outline,
.hero .btn-outline {
    color: #fff;
}

.btn-outline:hover {
    transform: translateY(-2px);
    background: rgba(43, 11, 71, 0.06);
}

.section--dark .btn-outline:hover,
.hero .btn-outline:hover {
    background: rgba(255, 255, 255, 0.12);
}

.cta-row {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

/* ---- Header ----------------------------------------------------------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(43, 11, 71, 0.92);
    backdrop-filter: blur(10px);
    color: #fff;
    padding: 16px 0;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-header a {
    color: #fff;
}

.brand {
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: -0.01em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    font-size: 0.92rem;
    font-weight: 600;
}

.nav-links a {
    opacity: 0.85;
    transition: opacity 0.15s ease;
}

.nav-links a:hover {
    opacity: 1;
}

.nav-links .btn {
    padding: 10px 20px;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--tetra-primary-dark);
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
        gap: 16px;
        display: none;
    }

    .nav-links.is-open {
        display: flex;
    }
}

/* ---- Hero --------------------------------------------------------- */

.hero {
    position: relative;
    overflow: hidden;
    padding-block: clamp(64px, 10vw, 120px);
    background: radial-gradient(circle at 80% 10%, rgba(163, 210, 51, 0.25), transparent 40%),
                radial-gradient(circle at 10% 90%, rgba(163, 210, 51, 0.12), transparent 45%),
                linear-gradient(160deg, var(--tetra-primary) 0%, var(--tetra-primary-dark) 100%);
    color: #fff;
}

.hero .eyebrow {
    color: var(--tetra-accent);
}

.hero h1 {
    max-width: 720px;
}

.hero p {
    max-width: 560px;
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.78);
}

/* ---- Cards -------------------------------------------------------- */

.card {
    background: #fff;
    border-radius: var(--tetra-radius);
    padding: 28px;
    box-shadow: var(--tetra-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-link {
    display: block;
    color: var(--tetra-text);
}

.card-link:hover {
    transform: translateY(-4px);
    box-shadow: var(--tetra-shadow-lg);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.icon-circle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: var(--tetra-radius-sm);
    background: rgba(163, 210, 51, 0.16);
    color: var(--tetra-accent-dark);
    margin-bottom: 16px;
}

.icon-circle svg {
    width: 24px;
    height: 24px;
}

.section--dark .icon-circle {
    background: rgba(163, 210, 51, 0.2);
    color: var(--tetra-accent);
}

/* ---- Steps / timeline ---------------------------------------------- */

.steps {
    list-style: none;
    padding: 0;
    margin: 0;
    position: relative;
}

.steps::before {
    content: '';
    position: absolute;
    left: 19px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: var(--tetra-border);
}

.step {
    display: flex;
    gap: 20px;
    padding: 16px 0;
    position: relative;
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--tetra-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: var(--tetra-primary);
    position: relative;
    z-index: 1;
}

.step-number--done {
    background: var(--tetra-success);
    border-color: var(--tetra-success);
    color: #fff;
}

.step-number--current {
    background: var(--tetra-accent);
    border-color: var(--tetra-accent);
    color: var(--tetra-primary-dark);
}

.step-title {
    font-weight: 700;
    margin-bottom: 2px;
}

/* ---- FAQ / accordion ------------------------------------------------ */

.faq-item {
    border-bottom: 1px solid var(--tetra-border);
    padding: 18px 0;
}

.faq-item summary {
    cursor: pointer;
    font-weight: 700;
    font-size: 1.02rem;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--tetra-accent-dark);
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item p {
    color: var(--tetra-text-muted);
    margin-top: 12px;
}

/* ---- Formulários ---------------------------------------------------- */

.form-card {
    background: #fff;
    border-radius: var(--tetra-radius-lg);
    box-shadow: var(--tetra-shadow-lg);
    padding: clamp(24px, 4vw, 40px);
}

.field {
    display: block;
    margin-bottom: 18px;
    font-weight: 600;
    font-size: 0.92rem;
}

.field-label {
    display: block;
    margin-bottom: 6px;
}

.field input[type="text"],
.field input[type="email"],
.field input[type="password"],
.field input[type="url"],
.field input[type="number"],
.field input[type="file"],
.field select,
.field textarea {
    display: block;
    width: 100%;
    padding: 13px 16px;
    border: 2px solid var(--tetra-border);
    border-radius: var(--tetra-radius-sm);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 400;
    color: var(--tetra-text);
    background: #fff;
    transition: border-color 0.15s ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: none;
    border-color: var(--tetra-accent-dark);
}

.alert {
    padding: 16px 20px;
    border-radius: var(--tetra-radius-sm);
    margin-bottom: 20px;
    font-weight: 600;
}

.alert-success {
    background: #eaf7ee;
    color: var(--tetra-success);
}

.alert-error {
    background: #fdecea;
    color: var(--tetra-danger);
}

.alert ul {
    margin: 0;
    padding-left: 20px;
    font-weight: 400;
}

.honeypot-field {
    position: absolute;
    left: -9999px;
}

/* ---- Footer ----------------------------------------------------------- */

.site-footer {
    background: var(--tetra-primary-dark);
    color: rgba(255, 255, 255, 0.85);
    padding-block: 56px 32px;
}

.site-footer a {
    color: rgba(255, 255, 255, 0.85);
}

.site-footer a:hover {
    color: #fff;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 32px;
    margin-bottom: 40px;
}

.footer-grid h4 {
    color: #fff;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 16px;
}

.footer-grid ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-size: 0.92rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 24px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ---- Scroll reveal ------------------------------------------------- */

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    html {
        scroll-behavior: auto;
    }
}

/* ---- Conteúdo rico (páginas de serviço, blog) ------------------------ */

.service-content ul,
.service-content ol,
article ul,
article ol {
    padding-left: 22px;
}

.service-content li,
article li {
    margin-bottom: 10px;
}

.service-content h2,
article h2 {
    margin-top: 1.6em;
}

.service-content strong,
article strong {
    color: var(--tetra-primary);
}

/* ---- Faixa de fatos (processo INPI) ----------------------------------- */

.fact-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 32px;
}

.fact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.fact-item .icon-circle {
    margin-bottom: 0;
}

.fact-item-label {
    font-weight: 800;
    font-size: 1.05rem;
    margin-bottom: 2px;
}

/* ---- Cards de risco ----------------------------------------------------- */

.icon-circle--danger {
    background: rgba(192, 52, 44, 0.1);
    color: var(--tetra-danger);
}

.risk-card {
    background: #fff;
    border-radius: var(--tetra-radius);
    padding: 28px;
    border: 2px solid var(--tetra-border);
    height: 100%;
}

/* ---- Comparação sozinho vs TETRA --------------------------------------- */

.compare-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    align-items: stretch;
}

.compare-card {
    background: #fff;
    border-radius: var(--tetra-radius-lg);
    padding: 32px;
    border: 2px solid var(--tetra-border);
}

.compare-card--highlight {
    border-color: var(--tetra-accent);
    box-shadow: var(--tetra-shadow-lg);
}

.compare-list {
    list-style: none;
    padding: 0;
    margin: 20px 0 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.compare-list li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    color: var(--tetra-text-muted);
}

.compare-list--positive li {
    color: var(--tetra-text);
    font-weight: 500;
}

.compare-icon-negative {
    color: var(--tetra-danger);
    flex-shrink: 0;
    margin-top: 2px;
}

.compare-icon-positive {
    color: var(--tetra-success);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ---- Mini timeline (prévia na home) ------------------------------------- */

.mini-steps {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    counter-reset: mini-step;
}

.mini-step {
    flex: 1;
    min-width: 140px;
    text-align: center;
    padding: 0 12px;
    position: relative;
}

.mini-step::before {
    counter-increment: mini-step;
    content: counter(mini-step);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--tetra-accent);
    color: var(--tetra-primary-dark);
    font-weight: 800;
    margin: 0 auto 12px;
    position: relative;
    z-index: 1;
}

.mini-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 18px;
    left: calc(50% + 26px);
    right: calc(-50% + 26px);
    height: 2px;
    background: var(--tetra-border);
}

.mini-step-title {
    font-weight: 700;
    font-size: 0.92rem;
}

@media (max-width: 768px) {
    .mini-step:not(:last-child)::after {
        display: none;
    }
}

/* ---- Logo wall (carrossel infinito) ---------------------------------- */

.logo-marquee {
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.logo-marquee-track {
    display: flex;
    align-items: center;
    gap: 64px;
    width: max-content;
    animation: logo-marquee 28s linear infinite;
}

.logo-marquee:hover .logo-marquee-track {
    animation-play-state: paused;
}

.logo-marquee-track img {
    height: 40px;
    width: auto;
    max-width: none;
    object-fit: contain;
    filter: grayscale(1);
    opacity: 0.55;
    transition: opacity 0.2s ease, filter 0.2s ease;
}

.logo-marquee-track a:hover img,
.logo-marquee-track img:hover {
    filter: grayscale(0);
    opacity: 1;
}

@keyframes logo-marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
    .logo-marquee-track {
        animation: none;
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* =====================================================================
   PAINEL ADMIN — shell, sidebar, tabelas, badges, formulários
   ===================================================================== */

.admin-shell {
    display: flex;
    min-height: 100vh;
    background: var(--tetra-bg-alt);
    font-family: var(--tetra-font-base);
}

.admin-sidebar {
    width: 248px;
    flex-shrink: 0;
    background: var(--tetra-primary-dark);
    color: rgba(255, 255, 255, 0.85);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
}

.admin-sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 22px 22px 18px;
    color: #fff;
    font-weight: 800;
    font-size: 1.05rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-nav {
    flex: 1;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto;
}

.admin-nav-group {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: rgba(255, 255, 255, 0.4);
    padding: 16px 12px 6px;
}

.admin-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--tetra-radius-sm);
    color: rgba(255, 255, 255, 0.75);
    font-weight: 600;
    font-size: 0.92rem;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.admin-nav a svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.admin-nav a:hover {
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
}

.admin-nav a.is-active {
    background: var(--tetra-accent);
    color: var(--tetra-primary-dark);
}

.admin-sidebar-footer {
    padding: 16px 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-main {
    flex: 1;
    min-width: 0;
    padding: 32px clamp(20px, 4vw, 48px) 64px;
}

.admin-mobile-bar {
    display: none;
}

@media (max-width: 900px) {
    .admin-shell {
        flex-direction: column;
    }
    .admin-sidebar {
        position: fixed;
        left: -260px;
        top: 0;
        z-index: 60;
        width: 240px;
        transition: left 0.2s ease;
        box-shadow: var(--tetra-shadow-lg);
    }
    .admin-sidebar.is-open {
        left: 0;
    }
    .admin-mobile-bar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        background: var(--tetra-primary-dark);
        color: #fff;
        padding: 14px 20px;
        position: sticky;
        top: 0;
        z-index: 50;
    }
    .admin-mobile-bar button {
        background: none;
        border: none;
        color: #fff;
        font-size: 1.4rem;
        cursor: pointer;
    }
    .admin-main {
        padding: 24px 16px 48px;
    }
}

/* ---- Cabeçalho de página ------------------------------------------- */

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 28px;
}

.page-header h1 {
    font-size: 1.6rem;
    margin-bottom: 4px;
}

.page-header p {
    color: var(--tetra-text-muted);
    margin: 0;
    max-width: 520px;
}

/* ---- Cards de estatística -------------------------------------------- */

.stat-card {
    background: #fff;
    border-radius: var(--tetra-radius);
    padding: 22px 24px;
    box-shadow: var(--tetra-shadow);
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-card .icon-circle {
    margin-bottom: 0;
    flex-shrink: 0;
}

.stat-card-value {
    font-size: 1.7rem;
    font-weight: 800;
    line-height: 1;
    color: var(--tetra-text);
}

.stat-card-label {
    color: var(--tetra-text-muted);
    font-size: 0.88rem;
    margin-top: 4px;
}

/* ---- Tabelas ---------------------------------------------------------- */

.table-card {
    background: #fff;
    border-radius: var(--tetra-radius);
    box-shadow: var(--tetra-shadow);
    overflow: hidden;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
}

.table thead th {
    text-align: left;
    padding: 14px 20px;
    background: var(--tetra-bg-alt);
    color: var(--tetra-text-muted);
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
    white-space: nowrap;
}

.table tbody td {
    padding: 14px 20px;
    border-top: 1px solid var(--tetra-border);
    vertical-align: middle;
}

.table tbody tr {
    transition: background-color 0.12s ease;
}

.table tbody tr:hover {
    background: var(--tetra-bg-alt);
}

.table-actions {
    display: flex;
    gap: 6px;
    justify-content: flex-end;
}

/* ---- Badges ------------------------------------------------------------ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    border-radius: var(--tetra-radius-pill);
    font-size: 0.78rem;
    font-weight: 700;
}

.badge-neutral { background: var(--tetra-bg-alt); color: var(--tetra-text-muted); }
.badge-success { background: #eaf7ee; color: var(--tetra-success); }
.badge-warning { background: #fdf3e2; color: var(--tetra-warning); }
.badge-danger  { background: #fdecea; color: var(--tetra-danger); }
.badge-accent  { background: rgba(163, 210, 51, 0.18); color: var(--tetra-accent-dark); }

/* ---- Botões auxiliares (admin) ---------------------------------------- */

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: var(--tetra-radius-sm);
    border: none;
    background: var(--tetra-bg-alt);
    color: var(--tetra-text-muted);
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.btn-icon svg {
    width: 16px;
    height: 16px;
}

.btn-icon:hover {
    background: var(--tetra-border);
    color: var(--tetra-text);
}

.btn-icon-danger:hover {
    background: #fdecea;
    color: var(--tetra-danger);
}

.btn-secondary {
    background: #fff;
    border: 2px solid var(--tetra-border);
    color: var(--tetra-text);
}

.btn-secondary:hover {
    border-color: var(--tetra-primary);
    transform: translateY(-1px);
}

/* ---- Empty state ------------------------------------------------------- */

.empty-state {
    text-align: center;
    padding: 56px 20px;
    color: var(--tetra-text-muted);
}

.empty-state .icon-circle {
    margin: 0 auto 16px;
}

/* ---- Cards de conteúdo (admin) ----------------------------------------- */

.admin-card {
    background: #fff;
    border-radius: var(--tetra-radius);
    box-shadow: var(--tetra-shadow);
    padding: 28px;
}

.admin-form {
    max-width: 520px;
}

.admin-form .field input,
.admin-form .field select,
.admin-form .field textarea {
    font-size: 0.95rem;
}