/* ============================================================
   AutoPost — Main Stylesheet
   Design: Editorial Refined / Warm Neutral
   Fonts: Sora (UI) + Lora (Content)
   ============================================================ */

:root {
    --color-bg:           #faf9f7;
    --color-surface:      #ffffff;
    --color-surface-alt:  #f4f1eb;
    --color-border:       #e8e2d9;
    --color-border-strong:#c9bfb2;
    --color-text-primary: #1a1714;
    --color-text-secondary:#5c5248;
    --color-text-muted:   #8c8179;
    --color-accent:       #c0392b;
    --color-accent-hover: #96281b;
    --color-accent-soft:  #fdf0ee;
    --color-link:         #2c3e50;
    --color-link-hover:   #c0392b;
    --color-error:        #c0392b;
    --color-error-bg:     #fdf0ee;
    --color-ok:           #1e7e4a;
    --color-ok-bg:        #edfaf3;
    --color-ok-border:    #b6e8cc;
    --font-ui:      'Sora', system-ui, sans-serif;
    --font-content: 'Lora', Georgia, serif;
    --radius-sm: 4px;  --radius-md: 8px;
    --radius-lg: 16px; --radius-xl: 24px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
    --shadow-lg: 0 12px 32px rgba(0,0,0,.10), 0 4px 8px rgba(0,0,0,.05);
    --max-width:       1200px;
    --max-width-narrow: 720px;
    --sidebar-width:    304px;
    --col-recentes-width: 210px;
    --sp-xs: .5rem; --sp-sm: 1rem; --sp-md: 1.5rem;
    --sp-lg: 2.5rem; --sp-xl: 4rem; --sp-2xl: 6rem;
    --transition: .18s ease;
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font-ui);background:var(--color-bg);color:var(--color-text-primary);
     line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
img{max-width:100%;display:block}
a{color:var(--color-link);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--color-link-hover)}

/* ── Layout ── */
.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 var(--sp-md)}
.container-narrow{max-width:var(--max-width-narrow);margin:0 auto;padding:0 var(--sp-md)}
.site-main{flex:1}

/* ============================================================
   Header
   ============================================================ */
.site-header{background:var(--color-surface);border-bottom:1px solid var(--color-border);
             position:sticky;top:0;z-index:100}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:56px}
.logo{display:flex;align-items:center;gap:.5rem;font-weight:700;font-size:1.125rem;color:var(--color-text-primary)}
.logo:hover{color:var(--color-accent)}
.logo-mark{color:var(--color-accent);font-size:.875rem}
.site-nav{display:flex;gap:var(--sp-md)}
.nav-link{font-size:.8125rem;font-weight:500;color:var(--color-text-secondary);
          border-bottom:2px solid transparent;padding:.25rem 0;
          transition:color var(--transition),border-color var(--transition)}
.nav-link:hover{color:var(--color-accent);border-bottom-color:var(--color-accent)}

/* ============================================================
   Hero
   ============================================================ */
.hero--compact{background:linear-gradient(155deg,#1c1917 0%,#2d231f 55%,#3a2920 100%);
               padding:var(--sp-md) 0;border-bottom:2px solid var(--color-accent)}
.hero-badge{display:inline-flex;align-items:center;gap:.4rem;
            background:rgba(192,57,43,.2);border:1px solid rgba(192,57,43,.35);
            color:#f0a899;font-size:.68rem;font-weight:600;letter-spacing:.09em;
            text-transform:uppercase;padding:.25rem .75rem;border-radius:999px;margin-bottom:.875rem}
.hero-title{font-family:var(--font-content);font-size:clamp(1.5rem,3.5vw,2.375rem);
            font-weight:600;color:#f5f0ea;line-height:1.22;margin-bottom:.625rem}
.hero-subtitle{font-size:.9375rem;color:rgba(255,255,255,.55);max-width:520px;line-height:1.7}

.category-hero{background:linear-gradient(155deg,#1c1917 0%,#2d231f 100%);
               padding:var(--sp-lg) 0;border-bottom:2px solid var(--color-accent)}

/* ── Breadcrumb ── */
.breadcrumb{margin-bottom:var(--sp-sm)}
.breadcrumb-list{list-style:none;display:flex;align-items:center;gap:.375rem;flex-wrap:wrap}
.breadcrumb-list li{display:flex;align-items:center}
.breadcrumb-link{font-size:.78rem;color:rgba(255,255,255,.5);transition:color var(--transition)}
.breadcrumb-link:hover{color:white}
.breadcrumb-sep{color:rgba(255,255,255,.25);font-size:.75rem}
.breadcrumb-current{font-size:.78rem;color:rgba(255,255,255,.7)}

/* ── Category badge no hero do post ── */
.post-category-badge{margin-bottom:.625rem}
.category-badge-link{display:inline-flex;align-items:center;
    font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
    background:rgba(192,57,43,.25);border:1px solid rgba(192,57,43,.4);
    color:#f0a899;padding:.2rem .7rem;border-radius:999px;
    transition:background var(--transition)}
.category-badge-link:hover{background:rgba(192,57,43,.45);color:#f0a899}

/* ============================================================
   Feed Layout
   ============================================================ */
.feed-section{padding:var(--sp-md) 0 var(--sp-xl)}
.feed-layout{display:grid;grid-template-columns:var(--col-recentes-width) 1fr var(--sidebar-width);gap:var(--sp-xl);align-items:start}
.feed-main{min-width:0}

.feed-toolbar{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-sm);
              margin-bottom:var(--sp-md);padding-bottom:.875rem;border-bottom:2px solid var(--color-border);
              flex-wrap:wrap}
.feed-toolbar-left{display:flex;align-items:baseline;gap:.625rem;flex-wrap:wrap}
.feed-heading{font-family:var(--font-content);font-size:1.25rem;font-weight:600;color:var(--color-text-primary)}
.feed-subheading{font-size:.875rem;color:var(--color-text-muted);margin-bottom:var(--sp-md);margin-top:.25rem}

.filter-chip{display:inline-flex;align-items:center;gap:.375rem;font-size:.75rem;font-weight:600;
             padding:.3125rem .875rem;border-radius:999px;border:1.5px solid var(--color-border);
             cursor:pointer;transition:all var(--transition);color:var(--color-text-secondary);
             background:var(--color-surface);text-decoration:none;white-space:nowrap}
.filter-chip:hover{border-color:var(--color-accent);color:var(--color-accent);background:var(--color-accent-soft)}

/* ============================================================
   Category Grid (home)
   ============================================================ */
.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:.875rem}

.category-card{background:var(--color-surface);border:1px solid var(--color-border);
               border-radius:var(--radius-lg);overflow:hidden;
               transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition)}
.category-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--color-border-strong)}

.category-card-link{display:flex;flex-direction:column;height:100%;padding:.875rem var(--sp-md);
                    color:inherit;text-decoration:none}
.category-card-link:hover{color:inherit}

.category-card-icon{font-size:1.75rem;margin-bottom:.375rem;line-height:1}
.category-card-body{flex:1;display:flex;flex-direction:column}
.category-card-title{font-family:var(--font-content);font-size:1.0625rem;font-weight:600;
                     color:var(--color-text-primary);margin-bottom:.4rem;line-height:1.3}
.category-card:hover .category-card-title{color:var(--color-accent)}
.category-card-desc{font-size:.8125rem;color:var(--color-text-secondary);line-height:1.5;
                    flex:1;margin-bottom:.625rem}
.category-card-footer{display:flex;align-items:center;justify-content:space-between;
                      padding-top:.5rem;border-top:1px solid var(--color-border)}
.category-card-count{font-size:.72rem;font-weight:600;color:var(--color-text-muted);
                     text-transform:uppercase;letter-spacing:.05em}
.category-card-cta{font-size:.78rem;font-weight:600;color:var(--color-accent)}

/* ============================================================
   Post Feed (featured + list)
   ============================================================ */
.post-featured{background:var(--color-surface);border:1px solid var(--color-border);
               border-left:4px solid var(--color-accent);border-radius:var(--radius-lg);
               margin-bottom:var(--sp-md);
               transition:box-shadow var(--transition),transform var(--transition)}
.post-featured:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.post-featured-inner{padding:var(--sp-md) var(--sp-lg)}
.post-featured-meta{display:flex;align-items:center;gap:.875rem;margin-bottom:.875rem}
.post-featured-label{font-size:.68rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
                     color:var(--color-accent);background:var(--color-accent-soft);
                     padding:.2rem .625rem;border-radius:999px}
.post-featured-title{font-family:var(--font-content);font-size:clamp(1.2rem,2.5vw,1.5625rem);
                     font-weight:600;line-height:1.3;margin-bottom:.75rem}
.post-featured-title a{color:var(--color-text-primary)}
.post-featured-title a:hover{color:var(--color-accent)}
.post-featured-excerpt{font-family:var(--font-content);font-size:.9375rem;color:var(--color-text-secondary);
                       line-height:1.75;margin-bottom:var(--sp-sm)}
.post-featured-link{font-size:.875rem;font-weight:600;color:var(--color-accent)}
.post-featured-link:hover{color:var(--color-accent-hover)}

.post-list{border:1px solid var(--color-border);border-radius:var(--radius-lg);
           overflow:hidden;background:var(--color-surface)}
.post-row{display:flex;align-items:stretch;padding:var(--sp-md);
          border-bottom:1px solid var(--color-border);gap:var(--sp-sm);
          transition:background var(--transition)}
.post-row:last-child{border-bottom:none}
.post-row:hover{background:var(--color-surface-alt)}
.post-row-body{flex:1;min-width:0}
.post-row-meta{display:flex;align-items:center;gap:.625rem;margin-bottom:.3rem}
.post-row-title{font-family:var(--font-content);font-size:.9375rem;font-weight:600;
                line-height:1.4;margin-bottom:.3rem}
.post-row-title a{color:var(--color-text-primary)}
.post-row-title a:hover{color:var(--color-accent)}
.post-row-excerpt{font-size:.8125rem;color:var(--color-text-muted);line-height:1.5;
                  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-row-cta{display:flex;align-items:center;align-self:center;font-size:.75rem;font-weight:600;
              color:var(--color-text-muted);padding:0 .25rem;flex-shrink:0;white-space:nowrap;
              transition:color var(--transition)}
.post-row:hover .post-row-cta{color:var(--color-accent)}

.post-date{font-size:.72rem;font-weight:600;color:var(--color-text-muted);
           text-transform:uppercase;letter-spacing:.06em}

/* Load more */
.load-more-wrap{display:flex;justify-content:center;padding:var(--sp-md) 0}
.btn-load-more{min-width:200px}

/* ============================================================
   Formulário inline de categoria
   ============================================================ */
.question-section-inline{margin-top:var(--sp-xl);padding-top:var(--sp-xl);
                         border-top:2px solid var(--color-border)}
.question-section-header{margin-bottom:var(--sp-md)}
.question-section-title{font-family:var(--font-content);font-size:1.375rem;font-weight:600;
                        color:var(--color-text-primary);margin-bottom:.4rem}
.question-section-sub{font-size:.875rem;color:var(--color-text-muted)}
.question-form-card{background:var(--color-surface);border:1px solid var(--color-border);
                    border-radius:var(--radius-xl);padding:var(--sp-md);box-shadow:var(--shadow-sm)}

/* ============================================================
   Sidebar
   ============================================================ */
.feed-sidebar{position:sticky;top:72px;display:flex;flex-direction:column;gap:var(--sp-md)}

.sidebar-card{background:var(--color-surface);border:1px solid var(--color-border);
              border-radius:var(--radius-lg);padding:var(--sp-md)}
.sidebar-card-title{font-size:.68rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
                    color:var(--color-text-muted);margin-bottom:.875rem}

/* Category nav list */
.category-nav-list{list-style:none;display:flex;flex-direction:column}
.category-nav-item{}
.category-nav-link{display:flex;align-items:center;justify-content:space-between;
                   padding:.5rem .25rem;border-bottom:1px solid var(--color-border);
                   font-size:.8125rem;color:var(--color-text-secondary);
                   transition:color var(--transition)}
.category-nav-item:last-child .category-nav-link{border-bottom:none}
.category-nav-link:hover{color:var(--color-accent)}
.category-nav-link--active{color:var(--color-accent);font-weight:600}
.category-nav-count{font-size:.72rem;font-weight:600;background:var(--color-surface-alt);
                    color:var(--color-text-muted);padding:.1rem .5rem;border-radius:999px;
                    flex-shrink:0}

/* Recent posts list */
.recent-posts-list{list-style:none;display:flex;flex-direction:column;gap:.125rem}
.recent-post-item{}
.recent-post-link{display:flex;flex-direction:column;gap:.2rem;padding:.5rem .25rem;
                  border-bottom:1px solid var(--color-border);
                  transition:background var(--transition)}
.recent-post-item:last-child .recent-post-link{border-bottom:none}
.recent-post-link:hover{background:var(--color-surface-alt)}
.recent-post-title{font-size:.8125rem;color:var(--color-text-primary);font-weight:500;line-height:1.35}
.recent-post-date{font-size:.68rem;color:var(--color-text-muted)}

/* Sidebar form */
.sidebar-form-header{display:flex;align-items:flex-start;gap:.75rem;
                     margin-bottom:var(--sp-sm);padding-bottom:var(--sp-sm);
                     border-bottom:1px solid var(--color-border)}
.sidebar-form-icon{font-size:1.125rem;color:var(--color-accent);flex-shrink:0;margin-top:2px}
.sidebar-form-title{font-family:var(--font-content);font-size:.9375rem;font-weight:600;
                    color:var(--color-text-primary);line-height:1.3}
.sidebar-form-sub{font-size:.7rem;color:var(--color-text-muted);margin-top:.2rem;line-height:1.4}
.sidebar-form-disclaimer{font-size:.68rem;color:var(--color-text-muted);margin-top:.875rem;line-height:1.5}

/* Sidebar steps */
.sidebar-steps{list-style:none;display:flex;flex-direction:column;gap:.75rem}
.sidebar-step{display:flex;align-items:flex-start;gap:.625rem;font-size:.8125rem;
              color:var(--color-text-secondary);line-height:1.4}
.step-num{display:inline-flex;align-items:center;justify-content:center;
          width:20px;height:20px;border-radius:50%;background:var(--color-accent);
          color:white;font-size:.625rem;font-weight:700;flex-shrink:0;margin-top:1px}

/* Sidebar guidelines */
.sidebar-guidelines{}
.sidebar-guidelines-sub{font-size:.7rem;color:var(--color-text-muted);
                        margin-top:-.5rem;margin-bottom:var(--sp-sm);line-height:1.4}
.guideline-group{margin-bottom:.875rem}
.guideline-group:last-child{margin-bottom:0}
.guideline-label{display:inline-flex;align-items:center;gap:.3rem;font-size:.65rem;font-weight:700;
                 letter-spacing:.08em;text-transform:uppercase;padding:.2rem .6rem;
                 border-radius:999px;margin-bottom:.5rem}
.guideline-label--ok{background:var(--color-ok-bg);color:var(--color-ok);border:1px solid var(--color-ok-border)}
.guideline-label--no{background:var(--color-accent-soft);color:var(--color-accent);border:1px solid #f5c0ba}
.guideline-list{list-style:none;display:flex;flex-direction:column;gap:.3rem;padding-left:.25rem}
.guideline-list li{font-size:.78rem;color:var(--color-text-secondary);line-height:1.4;
                   padding-left:.875rem;position:relative}
.guideline-list li::before{content:'·';position:absolute;left:0;color:var(--color-border-strong);
                           font-size:1rem;line-height:1.2}

/* Empty state */
.sidebar-empty{font-size:.8125rem;color:var(--color-text-muted);padding:.5rem 0}

/* ============================================================
   Post detail
   ============================================================ */
.post-hero{background:linear-gradient(155deg,#1c1917 0%,#2d231f 100%);
           color:white;padding:var(--sp-xl) 0 var(--sp-lg)}
.post-hero .post-date{color:rgba(255,255,255,.4)}
.post-title{font-family:var(--font-content);font-size:clamp(1.75rem,4vw,2.75rem);
            font-weight:600;line-height:1.25;color:#f5f0ea;max-width:var(--max-width-narrow);
            margin-bottom:var(--sp-sm)}
.post-meta-bar{display:flex;align-items:center;gap:var(--sp-sm);flex-wrap:wrap}
.post-ai-badge{display:inline-flex;align-items:center;gap:.25rem;
               background:rgba(192,57,43,.22);border:1px solid rgba(192,57,43,.35);
               color:#f0a899;font-size:.65rem;font-weight:600;letter-spacing:.06em;
               text-transform:uppercase;padding:.2rem .6rem;border-radius:999px}

.post-article{padding:var(--sp-xl) 0}
.original-question{background:var(--color-surface-alt);border-left:3px solid var(--color-accent);
                   border-radius:0 var(--radius-md) var(--radius-md) 0;padding:var(--sp-md);
                   margin-bottom:var(--sp-lg)}
.question-label{font-size:.65rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
                color:var(--color-accent);margin-bottom:.5rem}
.question-text{font-family:var(--font-content);font-style:italic;font-size:1.0625rem;
               color:var(--color-text-secondary);line-height:1.7;list-style:none}
.post-body p{font-family:var(--font-content);font-size:1.0625rem;line-height:1.875;
             color:var(--color-text-primary);margin-bottom:1.5rem}
.post-editorial-note{font-size:.78rem;color:var(--color-text-muted);border-top:1px solid var(--color-border);
                     padding-top:.875rem;margin-top:var(--sp-lg);display:flex;align-items:center;gap:.5rem}

/* Related posts */
.related-section{padding:var(--sp-lg) 0;background:var(--color-surface-alt);
                 border-top:1px solid var(--color-border)}
.related-title{font-family:var(--font-content);font-size:1.125rem;font-weight:600;
               color:var(--color-text-primary);margin-bottom:var(--sp-md)}
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--sp-sm)}
.related-card{background:var(--color-surface);border:1px solid var(--color-border);
              border-radius:var(--radius-md);overflow:hidden;
              transition:box-shadow var(--transition),transform var(--transition)}
.related-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.related-card-link{display:flex;flex-direction:column;gap:.3rem;padding:var(--sp-sm);
                   color:inherit;text-decoration:none}
.related-card-title{font-family:var(--font-content);font-size:.875rem;font-weight:600;
                    color:var(--color-text-primary);line-height:1.4}
.related-card:hover .related-card-title{color:var(--color-accent)}

/* Comments */
.comments-section{padding:var(--sp-xl) 0 var(--sp-2xl);background:var(--color-surface-alt);
                  border-top:1px solid var(--color-border)}
.comments-title{font-family:var(--font-content);font-size:1.25rem;font-weight:600;
                color:var(--color-text-primary);margin-bottom:var(--sp-lg)}
.comments-count{font-size:.875rem;color:var(--color-text-muted);font-family:var(--font-ui);font-weight:400}
.comments-list{display:flex;flex-direction:column;gap:var(--sp-sm);margin-bottom:var(--sp-xl)}
.comment{background:var(--color-surface);border:1px solid var(--color-border);
         border-radius:var(--radius-lg);padding:var(--sp-md)}
.comment-text{font-family:var(--font-content);font-size:1rem;line-height:1.7;
              color:var(--color-text-primary);margin-bottom:.75rem}
.comment-footer{display:flex;align-items:center;gap:.75rem}
.comment-date{font-size:.72rem;color:var(--color-text-muted)}
.comment-badge{font-size:.65rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
               color:var(--color-text-muted);background:var(--color-surface-alt);
               padding:.125rem .5rem;border-radius:999px}
.no-comments{text-align:center;color:var(--color-text-muted);padding:var(--sp-lg);margin-bottom:var(--sp-md)}
.comment-form-card{background:var(--color-surface);border:1px solid var(--color-border);
                   border-radius:var(--radius-xl);padding:var(--sp-lg);
                   box-shadow:var(--shadow-sm);margin-top:var(--sp-lg)}
.comment-form-title{font-family:var(--font-content);font-size:1.125rem;font-weight:600;
                    color:var(--color-text-primary);margin-bottom:var(--sp-md)}

/* ============================================================
   Forms
   ============================================================ */
.form-group{margin-bottom:var(--sp-sm)}
.form-label{display:block;font-size:.8125rem;font-weight:600;
            color:var(--color-text-secondary);margin-bottom:.4rem}
.required{color:var(--color-accent)}
.form-textarea{width:100%;padding:.75rem .875rem;border:1.5px solid var(--color-border);
               border-radius:var(--radius-md);font-family:var(--font-ui);font-size:.9375rem;
               color:var(--color-text-primary);background:var(--color-bg);resize:vertical;
               transition:border-color var(--transition),box-shadow var(--transition)}
.form-textarea--compact{min-height:96px;font-size:.875rem}
.form-textarea:focus{outline:none;border-color:var(--color-accent);
                     box-shadow:0 0 0 3px rgba(192,57,43,.09);background:var(--color-surface)}
.form-textarea::placeholder{color:var(--color-text-muted)}
.char-counter{text-align:right;font-size:.68rem;color:var(--color-text-muted);margin-top:.25rem}

/* ============================================================
   Buttons
   ============================================================ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;
     padding:.6875rem 1.5rem;border:2px solid transparent;border-radius:var(--radius-md);
     font-family:var(--font-ui);font-size:.875rem;font-weight:600;cursor:pointer;
     transition:all var(--transition);text-decoration:none;line-height:1}
.btn-primary{background:var(--color-accent);color:white;border-color:var(--color-accent);
             box-shadow:0 2px 6px rgba(192,57,43,.28)}
.btn-primary:hover{background:var(--color-accent-hover);border-color:var(--color-accent-hover);
                   color:white;transform:translateY(-1px);box-shadow:0 4px 12px rgba(192,57,43,.38)}
.btn-primary:active{transform:translateY(0)}
.btn-outline-dark{background:transparent;color:var(--color-text-secondary);
                  border-color:var(--color-border-strong)}
.btn-outline-dark:hover{color:var(--color-accent);border-color:var(--color-accent)}
.btn--full{width:100%}

/* ============================================================
   Alerts
   ============================================================ */
.alert{display:flex;align-items:flex-start;gap:.75rem;padding:.875rem 1rem;
       border-radius:var(--radius-md);font-size:.875rem;margin-bottom:var(--sp-md);
       animation:slideDown .2s ease}
.alert-error{background:var(--color-error-bg);border:1px solid rgba(192,57,43,.2);color:var(--color-error)}
.alert-icon{flex-shrink:0}
@keyframes slideDown{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}

/* Empty state */
.empty-state{text-align:center;padding:var(--sp-xl) var(--sp-lg);background:var(--color-surface);
             border:1px dashed var(--color-border-strong);border-radius:var(--radius-lg)}
.empty-icon{font-size:2rem;color:var(--color-border-strong);margin-bottom:.75rem}
.empty-title{font-family:var(--font-content);font-size:1.0625rem;font-weight:600;margin-bottom:.375rem}
.empty-sub{color:var(--color-text-muted);font-size:.875rem;margin-bottom:var(--sp-md)}

/* ============================================================
   Error page
   ============================================================ */
.error-section{display:flex;align-items:center;justify-content:center;min-height:60vh;padding:var(--sp-2xl) 0}
.error-card{text-align:center;max-width:420px;padding:var(--sp-xl);
            background:var(--color-surface);border:1px solid var(--color-border);
            border-radius:var(--radius-xl);box-shadow:var(--shadow-md)}
.error-icon{font-size:2.25rem;color:var(--color-accent);margin-bottom:var(--sp-md)}
.error-title{font-family:var(--font-content);font-size:1.5rem;margin-bottom:var(--sp-sm)}
.error-message{color:var(--color-text-secondary);line-height:1.7;margin-bottom:var(--sp-lg)}
.error-actions{display:flex;justify-content:center}

/* ============================================================
   Footer
   ============================================================ */
.site-footer{background:var(--color-text-primary);padding:var(--sp-lg) 0;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-lg);align-items:start}
.footer-brand{font-size:.875rem;font-weight:600;color:rgba(255,255,255,.65);margin-bottom:.375rem}
.footer-text{font-size:.78rem;color:rgba(255,255,255,.4);margin-bottom:.25rem}
.footer-disclaimer{font-size:.68rem;color:rgba(255,255,255,.25)}
.footer-nav{display:flex;flex-direction:column;gap:.375rem}
.footer-nav-title{font-size:.65rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
                  color:rgba(255,255,255,.3);margin-bottom:.375rem}
.footer-nav a{font-size:.78rem;color:rgba(255,255,255,.45);transition:color var(--transition)}
.footer-nav a:hover{color:rgba(255,255,255,.8)}

/* ============================================================
   Responsive
   ============================================================ */
@media(max-width:960px){
    .feed-layout{grid-template-columns:1fr}
    .col-recentes{order:3}
    .feed-main{order:1}
    .feed-sidebar{order:2;position:static}
    .hero--compact,.category-hero{padding:var(--sp-md) 0}
    .footer-grid{grid-template-columns:1fr}
}
@media(max-width:600px){
    .hero-title{font-size:1.375rem}
    .hero-subtitle{font-size:.875rem}
    .feed-section{padding:var(--sp-md) 0 var(--sp-xl)}
    .feed-toolbar{flex-direction:column;align-items:flex-start;gap:.75rem}
    .post-featured-inner{padding:var(--sp-md)}
    .post-featured-title{font-size:1.125rem}
    .post-row{padding:var(--sp-sm) var(--sp-md);flex-direction:column;gap:.25rem}
    .post-row-cta{align-self:flex-start}
    .site-nav{gap:var(--sp-sm)}
    .site-header .container{height:52px}
    .category-grid{grid-template-columns:1fr}
    .related-grid{grid-template-columns:1fr}
    .comment-form-card{padding:var(--sp-md)}
    .footer-grid{gap:var(--sp-md)}
}

/* ── Guideline note ── */
.guideline-note {
    font-size: .7rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-top: .75rem;
    padding-top: .75rem;
    border-top: 1px solid var(--color-border);
}

/* ── Coluna esquerda: Postagens recentes ── */
.col-recentes {
    position: sticky;
    top: 72px;
    min-width: 0;
}
.col-recentes .sidebar-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--sp-md);
}

/* ── Modal de feedback de submissão ── */
.submission-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}
.submission-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(26, 23, 20, 0.55);
    backdrop-filter: blur(2px);
}
.submission-modal-box {
    position: relative;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--sp-lg);
    max-width: 420px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-lg);
    animation: modalIn .2s ease;
}
@keyframes modalIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}
.submission-modal-icon {
    margin: 0 auto var(--sp-sm);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--color-surface-alt);
}
.submission-modal-icon--error   { background: var(--color-error-bg); }
.submission-modal-icon--success { background: #edfaf3; }
.modal-spinner {
    display: block;
    width: 24px;
    height: 24px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.submission-modal-title {
    font-family: var(--font-content);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: .5rem;
}
.submission-modal-msg {
    font-size: .875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--sp-md);
}
.submission-modal-close {
    margin-top: var(--sp-xs);
}

/* Botão de fechar do modal md — usa padrão btn do projeto */
.md-modal-close-btn {
    margin-top: var(--sp-md);
    min-width: 120px;
    align-self: center;
    border-color: rgba(255,255,255,.35);
    color: rgba(255,255,255,.85);
    background: transparent;
    font-size: .85rem;
    padding: .45rem 1.25rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255,255,255,.3);
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
    font-family: inherit;
    font-weight: 600;
}
.md-modal-close-btn:hover {
    background: rgba(255,255,255,.1);
    border-color: rgba(255,255,255,.6);
}
.md-modal-close-btn:focus-visible {
    outline: 2px solid rgba(255,255,255,.6);
    outline-offset: 2px;
}

/* Estado de erro no modal md */
.modal-stage--error {
    background: #2a1515;
    border: 1px solid rgba(220,80,80,.35);
}
.modal-stage--error .submission-modal-title { color: #f5a0a0; }
.modal-stage--error .submission-modal-msg   { color: rgba(245,160,160,.7); }
.modal-stage--error .submission-modal-icon {
    background: rgba(200,50,50,.2);
}
.modal-stage--error .submission-modal-icon::after {
    content: "✕";
    color: #f06060;
    font-size: 1.1rem;
    font-weight: 700;
}

/* Spinner nos estados de loading */
.modal-stage--validating .submission-modal-icon::after,
.modal-stage--processing .submission-modal-icon::after {
    content: "";
    width: 20px; height: 20px;
    border: 2px solid rgba(255,255,255,.2);
    border-top-color: rgba(255,255,255,.8);
    border-radius: 50%;
    display: inline-block;
    animation: md-spin .8s linear infinite;
}
@keyframes md-spin { to { transform: rotate(360deg); } }

/* ── Autor fake no post ── */
.post-fake-author {
    font-size: .8125rem;
    font-weight: 600;
    color: rgba(255,255,255,.75);
}
.post-meta-sep {
    color: rgba(255,255,255,.35);
    font-size: .75rem;
    margin: 0 .125rem;
}

/* ── Seção de avaliação ── */
.rating-section {
    padding: var(--sp-lg) 0;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
}

.rating-title {
    font-family: var(--font-content);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--sp-sm);
}

.rating-summary {
    margin-bottom: var(--sp-sm);
}
.rating-summary-total {
    font-size: .78rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.rating-form {
    display: flex;
    flex-direction: column;
    gap: var(--sp-sm);
}

.rating-options {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}

.rating-option {
    display: flex;
    align-items: center;
    gap: .375rem;
    cursor: pointer;
    padding: .5rem .875rem;
    border: 1.5px solid var(--color-border);
    border-radius: 999px;
    font-size: .8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-surface);
    transition: all var(--transition);
    user-select: none;
}
.rating-option:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}
.rating-option input[type="radio"] {
    accent-color: var(--color-accent);
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}
.rating-option:has(input:checked) {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: white;
}

.rating-submit {
    align-self: flex-start;
    margin-top: .25rem;
}

.rating-feedback {
    padding: .75rem 1rem;
    border-radius: var(--radius-md);
    font-size: .875rem;
    margin-bottom: var(--sp-sm);
}
.rating-feedback--success {
    background: #edfaf3;
    border: 1px solid #b6e8cc;
    color: #1e7e4a;
}
.rating-feedback--info {
    background: var(--color-surface-alt);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}
.rating-feedback--error {
    background: var(--color-error-bg);
    border: 1px solid rgba(192,57,43,.2);
    color: var(--color-error);
}

@media (max-width: 600px) {
    .rating-options { gap: .375rem; }
    .rating-option  { padding: .4375rem .75rem; font-size: .75rem; }
}

/* ── Badge de métricas na sidebar ── */
.recent-post-badge {
    font-size: .68rem;
    color: var(--color-text-muted);
    font-weight: 500;
    flex-shrink: 0;
}
.recent-post-link {
    display: flex;
    flex-direction: column;
    gap: .125rem;
}

/* ── Seção de retenção no post individual ── */
.retention-section {
    padding: var(--sp-md) 0;
    background: var(--color-surface-alt);
    border-top: 1px solid var(--color-border);
}
.retention-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--sp-sm) var(--sp-md);
    margin-bottom: var(--sp-sm);
}
.retention-title {
    font-size: .8125rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: .05em;
    margin-bottom: .5rem;
}
.retention-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: .375rem;
}
.retention-list li {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: .5rem;
}
.retention-list a {
    font-size: .8125rem;
    color: var(--color-text-primary);
    text-decoration: none;
    line-height: 1.4;
    flex: 1;
}
.retention-list a:hover { color: var(--color-accent); }
.retention-badge {
    font-size: .7rem;
    color: var(--color-text-muted);
    white-space: nowrap;
    flex-shrink: 0;
}

/* ── Layout do post individual com sidebar lateral ── */
.post-with-sidebar { background: var(--color-bg); padding: var(--sp-sm) 0; }
.post-with-sidebar .feed-layout {
    grid-template-columns: 1fr var(--sidebar-width);
    align-items: start;
}
.post-main-col { min-width: 0; }

/* No post, retira o padding lateral do article para respeitar o grid */
.post-main-col .post-article  { padding-top: 0; }
.post-main-col .related-section { padding-top: var(--sp-md); }

.post-sidebar { position: sticky; top: 72px; }

@media (max-width: 960px) {
    .post-with-sidebar .feed-layout { grid-template-columns: 1fr; }
    .post-sidebar { position: static; }
}

/* ── Alinhamento de blocos do post com a coluna principal ── */
.post-col-inner {
    width: 100%;
    max-width: var(--narrow-width, 720px);
    margin: 0 auto;
    padding: 0 var(--sp-md);
}
@media (max-width: 960px) {
    .post-col-inner { padding: 0 var(--sp-sm); }
}

/* ═══════════════════════════════════════════════════════════════
   QUESTION POST — Additions
   ═══════════════════════════════════════════════════════════════ */

/* ── AUTOR: prefix ── */
.post-author-label {
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: rgba(255,255,255,.4);
    margin-right: .35rem;
}

/* ── Hero stats ── */
.hero-stats {
    display: flex;
    align-items: center;
    gap: .85rem;
    margin-top: var(--sp-md);
    flex-wrap: wrap;
}
.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .1rem;
    min-width: 48px;
}
.hero-stat-icon {
    font-size: 1.25rem;
    line-height: 1;
    margin-bottom: .15rem;
    opacity: 1;
    filter: drop-shadow(0 0 4px rgba(255,255,255,.35));
}
.hero-stat-value {
    font-size: 1.35rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
}
.hero-stat-label {
    font-size: .65rem;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: rgba(255,255,255,.45);
}
.hero-stat-sep {
    color: rgba(255,255,255,.2);
    font-size: 1.2rem;
    margin-bottom: .85rem;
}
@media (max-width: 600px) {
    .hero-stats { gap: .5rem; }
    .hero-stat-value { font-size: 1.1rem; }
}

/* ── Category icons ── */
.category-icon {
    font-size: 1rem;
    margin-right: .4rem;
    line-height: 1;
    vertical-align: middle;
}
.category-nav-icon {
    font-size: .85rem;
    margin-right: .35rem;
    flex-shrink: 0;
}
.category-nav-link {
    display: flex;
    align-items: center;
}

/* ── Modal stage themes ── */
.submission-modal-box {
    transition: background .25s, border-color .25s;
}
.modal-stage--validating {
    background: var(--color-surface);
    border-top: 3px solid var(--color-accent);
}
.modal-stage--similarity {
    background: #151c2e;
    border-top: 3px solid #5b7cf7;
}
.modal-stage--similarity .submission-modal-title { color: #c5cef7; }
.modal-stage--similarity .submission-modal-msg   { color: rgba(197,206,247,.65); }
.modal-stage--similarity .modal-spinner {
    border-color: rgba(91,124,247,.25);
    border-top-color: #5b7cf7;
}
.modal-stage--processing {
    background: #0d1f12;
    border-top: 3px solid #27ae60;
}
.modal-stage--processing .submission-modal-title { color: #a8d5b5; }
.modal-stage--processing .submission-modal-msg   { color: rgba(168,213,181,.7); }
.modal-stage--processing .modal-spinner {
    border-color: rgba(39,174,96,.2);
    border-top-color: #27ae60;
}

/* ── Char counter with min ── */
.char-counter {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: .25rem;
}
.char-counter-min {
    font-size: .7rem;
    color: var(--color-text-muted);
    font-style: italic;
}

/* ── Similar posts modal ── */
.similar-modal-box { max-width: 520px; text-align: left; }
.similar-list {
    list-style: none; padding: 0;
    margin: var(--sp-sm) 0;
    display: flex; flex-direction: column; gap: .45rem;
}
.similar-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition);
}
.similar-item:hover { border-color: var(--color-accent); }
.similar-link {
    display: flex; align-items: center;
    justify-content: space-between; gap: var(--sp-sm);
    padding: .7rem var(--sp-md);
    text-decoration: none; color: inherit;
}
.similar-info { display: flex; flex-direction: column; gap: .15rem; flex: 1; }
.similar-title { font-size: .875rem; font-weight: 500; color: var(--color-text-primary); line-height: 1.4; }
.similar-reason { font-size: .72rem; color: var(--color-text-muted); line-height: 1.4; }
.similar-cta { font-size: .72rem; font-weight: 600; color: var(--color-accent); white-space: nowrap; flex-shrink: 0; }
.similar-actions { display: flex; gap: var(--sp-sm); margin-top: var(--sp-md); flex-wrap: wrap; }

/* ── Footer institucional ── */
.footer-about {
    font-size: .72rem;
    color: rgba(255,255,255,.38);
    line-height: 1.6;
    margin-top: .6rem;
    max-width: 340px;
}

/* ── Bandeira contextual do visitante no hero ── */
/* ── Bloco de boas-vindas na sidebar: bandeira centralizada acima do card Categorias ── */
.sidebar-welcome-block {
    position: relative;
    width: 100%;
    height: 150px;
    overflow: hidden;
    border-radius: var(--radius-md);
    margin-bottom: 0;
}
.sidebar-welcome-flag {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: .6;
    filter: brightness(.8) saturate(1.15);
}
.sidebar-welcome-text {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: .02em;
    text-shadow: 0 1px 8px rgba(0,0,0,.8), 0 0 24px rgba(0,0,0,.5);
    text-align: center;
}

/* ── Markdown Import Block ─────────────────────────────────────── */
.md-import-section {
    margin-top: var(--sp-xl);
}
.md-import-header {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-md);
    margin-bottom: var(--sp-md);
}
.md-import-header-icon {
    width: 36px; height: 36px; min-width: 36px;
    display: flex; align-items: center; justify-content: center;
    background: color-mix(in srgb, var(--color-accent) 12%, transparent);
    color: var(--color-accent);
    border-radius: var(--radius-sm);
    font-size: 1rem;
}
.md-import-title {
    font-size: 1rem; font-weight: 700;
    color: var(--color-text-primary);
    margin: 0 0 .2rem; line-height: 1.3;
}
.md-import-subtitle {
    font-size: .8rem; color: var(--color-text-muted);
    margin: 0; line-height: 1.5;
}
.md-import-subtitle code {
    background: var(--color-surface-alt);
    border: 1px solid var(--color-border);
    border-radius: 3px; padding: .05rem .3rem; font-size: .8rem;
}
.md-import-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--sp-lg);
    box-shadow: 0 1px 3px rgba(0,0,0,.06);
}
.md-import-form { display: flex; flex-direction: column; gap: var(--sp-md); }
.md-field { display: flex; flex-direction: column; gap: .3rem; }
.md-label {
    font-size: .7rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .07em;
    color: var(--color-text-muted);
    display: flex; align-items: center; gap: .3rem;
}
.md-required { color: var(--color-accent); font-size: .8rem; }
.md-optional {
    font-size: .65rem; font-weight: 500; letter-spacing: .04em;
    background: var(--color-surface-alt);
    border: 1px solid var(--color-border);
    border-radius: 99px; padding: .05rem .4rem;
    color: var(--color-text-muted); text-transform: none;
}
.md-select, .md-input {
    background: var(--color-surface-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: .55rem .75rem;
    font-size: .875rem; color: var(--color-text-primary);
    font-family: inherit; width: 100%;
    -webkit-appearance: none; appearance: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.md-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23888'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right .75rem center;
    padding-right: 2rem;
}
.md-select:focus, .md-input:focus {
    outline: none; border-color: var(--color-accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 15%, transparent);
}
.md-upload {
    position: relative;
    background: var(--color-surface-alt);
    border: 1.5px dashed var(--color-border);
    border-radius: var(--radius-sm);
    padding: .65rem .75rem; cursor: pointer;
    display: flex; align-items: center;
    transition: border-color var(--transition), background var(--transition);
}
.md-upload:hover, .md-upload:focus-within {
    border-color: var(--color-accent);
    background: color-mix(in srgb, var(--color-accent) 4%, var(--color-surface-alt));
}
.md-upload.has-file {
    border-style: solid; border-color: var(--color-accent);
    background: color-mix(in srgb, var(--color-accent) 6%, var(--color-surface-alt));
}
.md-upload-input {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    opacity: 0; cursor: pointer; z-index: 2;
}
.md-upload-content {
    display: flex; align-items: center; gap: .5rem;
    pointer-events: none; min-width: 0;
}
.md-upload-icon { color: var(--color-accent); font-size: .9rem; flex-shrink: 0; }
.md-upload-text {
    font-size: .8rem; font-weight: 500;
    color: var(--color-text-primary);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 1;
}
.md-upload-hint {
    font-size: .68rem; color: var(--color-text-muted);
    flex-shrink: 0; margin-left: auto;
}
.md-import-footer {
    display: flex; align-items: center;
    justify-content: space-between; gap: var(--sp-md);
    padding-top: var(--sp-sm);
    border-top: 1px solid var(--color-border);
}
.md-import-note {
    font-size: .72rem; color: var(--color-text-muted);
    margin: 0; line-height: 1.4;
}
.md-submit-btn { min-width: 180px; flex-shrink: 0; font-size: .85rem; }
/* Markdown post body */
.post-body h2,.post-body h3{font-family:var(--font-heading,inherit);color:var(--color-text-primary);margin:1.25rem 0 .5rem;line-height:1.3}
.post-body h2{font-size:1.2rem}.post-body h3{font-size:1.05rem}
.post-body ul,.post-body ol{padding-left:1.5rem;margin:.75rem 0}
.post-body li{margin-bottom:.35rem;line-height:1.6}
.post-body blockquote{border-left:3px solid var(--color-accent);padding:.5rem 1rem;margin:.75rem 0;background:color-mix(in srgb,var(--color-accent) 6%,transparent);border-radius:0 var(--radius-sm) var(--radius-sm) 0}
.post-body blockquote p{margin:0}
.post-body code{background:var(--color-surface-alt);padding:.1rem .35rem;border-radius:3px;font-size:.85em;font-family:monospace}
.post-body hr{border:none;border-top:1px solid var(--color-border);margin:1.5rem 0}
@media(max-width:600px){.md-import-footer{flex-direction:column;align-items:stretch}.md-submit-btn{width:100%}}