/* =========================================================
   Blog Dr. Gerson Gerstler
   Arquivo único para front + admin
   ========================================================= */

:root {
    --bg: #fbf6ea;
    --surface: #ffffff;
    --surface-soft: #f5eedf;
    --text: #252117;
    --muted: #6f6a5f;
    --line: #e3d8c2;
    --accent: #8a6b3f;
    --accent-dark: #5d4527;
    --green: #3e7155;
    --danger: #a33a32;
    --shadow: 0 20px 60px rgba(65, 45, 22, .11);
    --radius: 22px;
    --max: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.65;
}
a { color: inherit; }
img { max-width: 100%; display: block; }

.blog-container {
    width: min(var(--max), calc(100% - 32px));
    margin: 0 auto;
}

.blog-topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(251, 246, 234, .94);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}
.blog-topbar-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.blog-brand {
    text-decoration: none;
    display: grid;
    gap: 2px;
}
.blog-brand strong {
    font-weight: 760;
    letter-spacing: .01em;
}
.blog-brand span {
    color: var(--muted);
    font-size: .88rem;
}
.blog-nav {
    display: flex;
    align-items: center;
    gap: 10px;
}
.blog-nav a {
    text-decoration: none;
    color: var(--muted);
    font-weight: 650;
    padding: 9px 12px;
    border-radius: 999px;
}
.blog-nav a:hover,
.blog-nav .blog-nav-cta {
    color: var(--accent-dark);
    background: var(--surface-soft);
}
.blog-nav .blog-nav-cta {
    border: 1px solid var(--line);
}

.blog-hero {
    padding: 70px 0 48px;
    background:
        radial-gradient(circle at 85% 10%, rgba(138,107,63,.18), transparent 30%),
        linear-gradient(180deg, #fffaf0, var(--bg));
}
.blog-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, .7fr);
    gap: 36px;
    align-items: center;
}
.blog-kicker,
.blog-card-category {
    margin: 0 0 12px;
    color: var(--accent-dark);
    text-transform: uppercase;
    letter-spacing: .12em;
    font-size: .78rem;
    font-weight: 780;
}
.blog-hero h1 {
    margin: 0;
    max-width: 850px;
    font-size: clamp(2.2rem, 5vw, 4.2rem);
    line-height: 1.05;
    letter-spacing: -.04em;
}
.blog-hero p {
    max-width: 720px;
    margin: 22px 0 0;
    font-size: clamp(1.05rem, 2vw, 1.24rem);
    color: var(--muted);
}
.blog-hero-card,
.blog-cta-box,
.blog-empty,
.blog-not-found {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.blog-hero-card {
    padding: 28px;
    display: grid;
    gap: 14px;
}
.blog-hero-card strong { font-size: 1.2rem; }
.blog-hero-card span { color: var(--muted); }
.blog-hero-card a,
.blog-cta-box a,
.blog-not-found a {
    display: inline-flex;
    justify-content: center;
    text-decoration: none;
    color: #fff;
    background: var(--accent-dark);
    border-radius: 999px;
    padding: 12px 18px;
    font-weight: 760;
}

.blog-layout {
    display: grid;
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 34px;
    padding: 48px 0 80px;
}
.blog-sidebar {
    position: sticky;
    top: 100px;
    align-self: start;
    background: rgba(255,255,255,.56);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px;
}
.blog-sidebar h2 {
    margin: 0 0 16px;
    font-size: 1.05rem;
}
.blog-chip {
    display: block;
    text-decoration: none;
    color: var(--muted);
    border: 1px solid var(--line);
    background: var(--surface);
    border-radius: 999px;
    padding: 9px 12px;
    margin: 8px 0;
    font-weight: 650;
}
.blog-chip.active,
.blog-chip:hover {
    color: #fff;
    background: var(--accent-dark);
    border-color: var(--accent-dark);
}
.blog-card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}
.blog-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.blog-card-image {
    display: block;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--surface-soft);
}
.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.blog-card-body {
    padding: 20px;
    display: flex;
    flex: 1;
    flex-direction: column;
}
.blog-card h2 {
    margin: 0;
    font-size: 1.24rem;
    line-height: 1.25;
    letter-spacing: -.02em;
}
.blog-card h2 a { text-decoration: none; }
.blog-card h2 a:hover { color: var(--accent-dark); }
.blog-card p {
    color: var(--muted);
    margin: 12px 0 0;
}
.blog-card-meta {
    margin-top: auto;
    padding-top: 18px;
    display: flex;
    justify-content: space-between;
    gap: 14px;
    color: var(--muted);
    font-size: .92rem;
}
.blog-card-meta a {
    color: var(--accent-dark);
    font-weight: 760;
    text-decoration: none;
}
.blog-empty,
.blog-not-found {
    padding: 32px;
}
.blog-pagination {
    margin-top: 34px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
}
.blog-pagination a,
.blog-pagination span {
    border: 1px solid var(--line);
    background: var(--surface);
    border-radius: 999px;
    padding: 10px 14px;
    text-decoration: none;
    color: var(--muted);
    font-weight: 650;
}

.blog-article {
    padding: 48px 0 84px;
}
.blog-back {
    display: inline-flex;
    margin-bottom: 20px;
    color: var(--muted);
    text-decoration: none;
    font-weight: 650;
}
.blog-article-header {
    max-width: 900px;
    margin: 0 auto 30px;
    text-align: center;
}
.blog-article-header h1 {
    margin: 0;
    font-size: clamp(2.1rem, 5vw, 4rem);
    line-height: 1.08;
    letter-spacing: -.04em;
}
.blog-lead {
    margin: 22px auto 0;
    max-width: 760px;
    color: var(--muted);
    font-size: 1.18rem;
}
.blog-article-meta {
    margin-top: 20px;
    color: var(--muted);
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}
.blog-article-image {
    margin: 34px auto;
    max-width: 1040px;
    border-radius: 28px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--surface);
}
.blog-article-image img {
    width: 100%;
    max-height: 560px;
    object-fit: cover;
}
.blog-article-image figcaption {
    padding: 10px 16px;
    color: var(--muted);
    font-size: .88rem;
}
.blog-article-grid {
    display: grid;
    grid-template-columns: minmax(0, 740px) 300px;
    gap: 42px;
    align-items: start;
    justify-content: center;
}
.blog-article-content {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: clamp(24px, 4vw, 44px);
    box-shadow: var(--shadow);
    font-size: 1.08rem;
}
.blog-article-content h2 {
    margin: 2em 0 .7em;
    font-size: 1.7rem;
    line-height: 1.18;
    letter-spacing: -.025em;
}
.blog-article-content h3 {
    margin: 1.6em 0 .5em;
    font-size: 1.3rem;
}
.blog-article-content p { margin: 0 0 1.1em; }
.blog-article-content ul,
.blog-article-content ol { padding-left: 1.35em; }
.blog-article-content blockquote {
    margin: 1.6em 0;
    padding: 18px 22px;
    border-left: 4px solid var(--accent);
    background: var(--surface-soft);
    border-radius: 16px;
}
.blog-article-aside {
    position: sticky;
    top: 104px;
}
.blog-cta-box {
    padding: 24px;
}
.blog-cta-box h2 {
    margin: 0 0 10px;
    font-size: 1.25rem;
    line-height: 1.25;
}
.blog-cta-box p {
    color: var(--muted);
}

.blog-footer {
    border-top: 1px solid var(--line);
    padding: 28px 0;
    color: var(--muted);
    background: #fff8ec;
    font-size: .92rem;
}
.blog-whatsapp-float {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 60;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 132px;
    min-height: 52px;
    padding: 12px 18px;
    color: #fff;
    background: #1f8f52;
    text-decoration: none;
    border-radius: 999px;
    font-weight: 800;
    box-shadow: 0 16px 36px rgba(20, 90, 49, .28);
}
.blog-whatsapp-float:hover { filter: brightness(.96); }

/* Admin */
.blog-admin-page,
.blog-admin-login {
    background: #f8f1e4;
}
.blog-admin-login {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}
.login-card,
.admin-panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.login-card {
    width: min(440px, 100%);
    padding: 32px;
}
.login-card h1 { margin: 0; }
.login-card p { color: var(--muted); }
.login-card form,
.admin-form {
    display: grid;
    gap: 16px;
}
label {
    display: grid;
    gap: 7px;
    font-weight: 700;
    color: var(--text);
}
input,
textarea,
select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 12px 13px;
    background: #fffdf8;
    color: var(--text);
    font: inherit;
}
textarea { resize: vertical; }
button,
.admin-button {
    border: 0;
    border-radius: 999px;
    padding: 10px 15px;
    font: inherit;
    font-weight: 760;
    text-decoration: none;
    cursor: pointer;
    color: var(--accent-dark);
    background: var(--surface-soft);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
button[type="submit"],
.admin-button.primary {
    color: #fff;
    background: var(--accent-dark);
}
.admin-button.muted { color: var(--muted); }
.admin-button.large { padding: 13px 22px; }
.admin-header {
    width: min(1220px, calc(100% - 32px));
    margin: 24px auto;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
}
.admin-header h1 { margin: 0; }
.admin-header p { margin: 4px 0 0; color: var(--muted); }
.admin-header nav { display: flex; gap: 10px; flex-wrap: wrap; }
.admin-container {
    width: min(1220px, calc(100% - 32px));
    margin: 0 auto 60px;
}
.admin-form-container { max-width: 1040px; }
.admin-panel {
    padding: 24px;
    margin-bottom: 20px;
}
.admin-panel h2 {
    margin: 0 0 18px;
    font-size: 1.25rem;
}
.admin-grid {
    display: grid;
    gap: 16px;
}
.admin-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.admin-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.admin-help,
small { color: var(--muted); font-weight: 500; }
.admin-form-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.admin-alert {
    margin-bottom: 18px;
    padding: 13px 16px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--surface);
    font-weight: 700;
}
.admin-alert.success { color: var(--green); }
.admin-alert.error { color: var(--danger); }
.admin-table-wrap { overflow-x: auto; }
.admin-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}
.admin-table th,
.admin-table td {
    border-bottom: 1px solid var(--line);
    padding: 13px 10px;
    text-align: left;
    vertical-align: middle;
}
.admin-table th { color: var(--muted); font-size: .88rem; }
.admin-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}
.admin-actions a,
.admin-actions button,
.danger-link {
    background: none;
    padding: 0;
    color: var(--accent-dark);
    text-decoration: underline;
    border-radius: 0;
}
.danger-link,
.admin-actions button { color: var(--danger); }
.status {
    display: inline-flex;
    border-radius: 999px;
    padding: 4px 10px;
    font-size: .82rem;
    font-weight: 800;
    background: var(--surface-soft);
    color: var(--muted);
}
.status.published {
    background: rgba(62,113,85,.12);
    color: var(--green);
}
.admin-inline-form {
    display: flex;
    gap: 10px;
    align-items: center;
}
.admin-inline-form.compact input { min-width: 220px; }

@media (max-width: 980px) {
    .blog-hero-grid,
    .blog-layout,
    .blog-article-grid {
        grid-template-columns: 1fr;
    }
    .blog-sidebar,
    .blog-article-aside {
        position: static;
    }
    .blog-card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .admin-grid.two,
    .admin-grid.three {
        grid-template-columns: 1fr;
    }
    .admin-header {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 640px) {
    .blog-topbar-inner {
        min-height: auto;
        padding: 14px 0;
        align-items: flex-start;
        flex-direction: column;
    }
    .blog-nav {
        width: 100%;
        overflow-x: auto;
        padding-bottom: 2px;
    }
    .blog-hero { padding: 44px 0 32px; }
    .blog-card-grid { grid-template-columns: 1fr; }
    .blog-article { padding-top: 34px; }
    .blog-article-header { text-align: left; }
    .blog-article-meta { justify-content: flex-start; }
    .blog-whatsapp-float {
        right: 12px;
        bottom: 12px;
        min-width: 116px;
        min-height: 48px;
    }
    .admin-inline-form {
        align-items: stretch;
        flex-direction: column;
    }
}