:root{
  --green:#2D6A4F;--green-dark:#1B4332;--green-light:#52B788;--green-pale:#D8F3DC;
  --blue:#1D3D6F;--blue-mid:#2C5F9E;--blue-light:#90B8E0;--blue-pale:#DBEAFE;
  --white:#FAFAF8;--gray-50:#F5F5F0;--gray-100:#EBEBEB;--gray-200:#D4D4C8;
  --gray-400:#9A9A8A;--gray-600:#5C5C50;--gray-800:#2A2A22;
  --bg:var(--white);--bg-alt:var(--gray-50);--text:var(--gray-800);
  --text-muted:var(--gray-600);--text-light:var(--gray-400);--border:var(--gray-200);
  --accent:var(--green);
  --cat-quimica:#1D3D6F;--cat-ambiente:#2D6A4F;--cat-educacao:#7C3AED;
  --cat-investigacao:#B45309;--cat-biblioteca:#0F766E;--cat-eventos:#BE185D;
  --font-display:'Playfair Display',Georgia,serif;
  --font-body:'DM Sans',system-ui,sans-serif;
  --font-mono:'DM Mono',monospace;
  --radius:8px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;
  --shadow-sm:0 1px 3px rgba(0,0,0,.08);
  --shadow:0 4px 16px rgba(0,0,0,.08);
  --shadow-lg:0 12px 40px rgba(0,0,0,.12);
  --shadow-xl:0 24px 64px rgba(0,0,0,.18);
  --tr:.25s cubic-bezier(.4,0,.2,1);
  --tr-bounce:.35s cubic-bezier(.34,1.56,.64,1);
  --tr-slow:.45s cubic-bezier(.4,0,.2,1);
}
[data-theme="dark"]{
  --bg:#0F1410;--bg-alt:#161C18;--text:#E8E8E0;--text-muted:#C0C0B4;
  --text-light:#4A4A40;--border:#2A2A22;--accent:var(--green-light);
  --gray-100:#1A201B;--gray-200:#252B26;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.65;min-height:100vh;overflow-x:hidden;transition:background var(--tr),color var(--tr);display:flex;flex-direction:column}
main{flex:1}
#site-footer{margin-top:auto}
img{max-width:100%;display:block}a{color:inherit;text-decoration:none}
ul,ol{list-style:none}button{cursor:pointer;font-family:inherit;border:none;background:none}
input,textarea,select{font-family:inherit}

/* Typography */
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.15;color:var(--text)}
h1{font-size:clamp(2.2rem,6vw,4.5rem);font-weight:900}
h2{font-size:clamp(1.6rem,3.5vw,2.6rem);font-weight:700}
h3{font-size:clamp(1.1rem,2vw,1.5rem);font-weight:600}
p{font-size:1rem;font-weight:300;color:var(--text-muted);line-height:1.8}

/* Layout */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.5rem;border-radius:var(--radius-full);font-size:.9rem;font-weight:500;transition:all var(--tr-bounce);white-space:nowrap;border:none}
.btn-primary{background:var(--green);color:#fff;box-shadow:0 4px 14px rgba(45,106,79,.3)}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px);box-shadow:0 8px 20px rgba(45,106,79,.4)}
.btn-outline{background:transparent;color:var(--accent);border:1.5px solid var(--accent)}
.btn-outline:hover{background:var(--accent);color:#fff;transform:translateY(-2px)}
html[data-theme="dark"] .btn-outline-secondary{color:rgba(255,255,255,.8);border-color:rgba(255,255,255,.18)}
html[data-theme="dark"] .btn-outline-secondary:hover{background:rgba(255,255,255,.08);color:#fff}
html[data-theme="dark"] .btn-outline-success{color:var(--green-light);border-color:rgba(82,183,136,.35)}
html[data-theme="dark"] .btn-outline-success:hover{background:rgba(82,183,136,.14);color:#fff}
html[data-theme="dark"] .text-muted{color:var(--text-muted)!important}
html[data-theme="dark"] .bg-light{background-color:rgba(255,255,255,.05)!important}
html[data-theme="dark"] .bg-white{background-color:rgba(255,255,255,.05)!important}
html[data-theme="dark"] .border{border-color:rgba(255,255,255,.08)!important}
html[data-theme="dark"] .border-bottom{border-bottom-color:rgba(255,255,255,.08)!important}
html[data-theme="dark"] .form-control, html[data-theme="dark"] .form-select, html[data-theme="dark"] .form-check-input{background:#171f19;color:var(--text);border-color:rgba(255,255,255,.12);}
html[data-theme="dark"] .form-control::placeholder, html[data-theme="dark"] .form-select{color:var(--text-light)}
/* Improve checkbox visibility in dark mode */
html[data-theme="dark"] .form-check-input{background-color:#1F2824;border-color:rgba(82,183,136,.35)}
html[data-theme="dark"] .form-check-input:checked{background-color:var(--green-light);border-color:var(--green-light)}
html[data-theme="dark"] .form-check-input:checked::after{background-color:var(--green-light)}
html[data-theme="dark"] .form-check-input:focus{border-color:var(--green-light);box-shadow:0 0 0 0.25rem rgba(82,183,136,.25)}
.btn-ghost{background:transparent;color:var(--text-muted)}
.btn-ghost:hover{background:var(--gray-100);color:var(--text)}
.btn-lg{padding:.85rem 2rem;font-size:1rem}
.btn-sm{padding:.4rem 1rem;font-size:.8rem}

/* Tags */
.tag{display:inline-flex;align-items:center;gap:.25rem;padding:.25rem .75rem;border-radius:var(--radius-full);font-size:.73rem;font-weight:500;letter-spacing:.01em}
.tag-quimica{background:#DBEAFE;color:var(--cat-quimica)}
.tag-ambiente{background:#D8F3DC;color:var(--cat-ambiente)}
.tag-educacao{background:#EDE9FE;color:var(--cat-educacao)}
.tag-investigacao{background:#FEF3C7;color:var(--cat-investigacao)}
.tag-biblioteca{background:#CCFBF1;color:var(--cat-biblioteca)}
.tag-eventos{background:#FCE7F3;color:var(--cat-eventos)}

/* Event and publication cards */
.event-card,.publication-card{display:flex;flex-direction:column;gap:1rem;padding:1.35rem;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);height:100%;transition:transform var(--tr),box-shadow var(--tr)}
.event-card:hover,.publication-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.event-card.past{opacity:.8}
.event-header,.publication-header{display:flex;justify-content:space-between;align-items:flex-start;gap:.75rem}
.event-date,.publication-meta{font-size:.8rem;font-weight:600;color:var(--accent);display:flex;align-items:center;gap:.35rem;flex-wrap:wrap}
.event-badge,.publication-badge{display:inline-flex;align-items:center;gap:.35rem;padding:.35rem .7rem;border-radius:var(--radius-full);background:var(--green-pale);color:var(--green-dark);font-size:.72rem;font-weight:600}
.event-body,.publication-body{display:flex;flex-direction:column;gap:.75rem;flex:1}
.event-title,.publication-title{font-family:var(--font-display);font-size:1.2rem;line-height:1.25}
.event-meta,.publication-stats{display:flex;flex-wrap:wrap;gap:.65rem}
.event-stat,.publication-stat{display:inline-flex;align-items:center;gap:.35rem;font-size:.8rem;color:var(--text-muted)}
.event-actions,.publication-actions{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:auto;padding-top:.25rem}
.publication-card .publication-content{font-size:.95rem;color:var(--text-muted);line-height:1.8}
.publication-card .publication-image{border-radius:var(--radius);overflow:hidden;max-height:260px}
.publication-card .publication-image img{width:100%;height:100%;object-fit:cover}
.toast-cont{position:fixed;right:1rem;bottom:1rem;display:flex;flex-direction:column;gap:.6rem;z-index:2000}
.toast-item{min-width:250px;max-width:320px;padding:.8rem 1rem;border-radius:var(--radius);background:var(--bg);border:1px solid var(--border);box-shadow:var(--shadow-lg);font-size:.9rem;color:var(--text)}
.toast-item.success{border-left:4px solid var(--green)}
.toast-item.error{border-left:4px solid #c92a2a}
.toast-item.info{border-left:4px solid var(--blue)}
.event-page-hero-copy{max-width:700px;margin:0 auto}
.admin-categories-form{display:none}

/* Section */
.section-tag{display:inline-flex;align-items:center;gap:.5rem;padding:.3rem 1rem;background:var(--green-pale);color:var(--green-dark);border-radius:var(--radius-full);font-size:.78rem;font-weight:600;margin-bottom:1rem}
[data-theme="dark"] .section-tag{background:rgba(82,183,136,.15);color:var(--green-light)}
.section-title{font-family:var(--font-display);font-size:clamp(1.6rem,3.5vw,2.6rem);font-weight:700;margin-bottom:1rem}
.section-title em{color:var(--accent);font-style:italic}
.divider{width:56px;height:3px;background:linear-gradient(90deg,var(--green),var(--blue));border-radius:99px;margin:0 auto 1rem}
.section-center{text-align:center;margin-bottom:3rem}

/* Form */
.form-input{width:100%;padding:.7rem 1rem;border:1.5px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--text);font-size:.95rem;transition:border-color var(--tr),box-shadow var(--tr);outline:none}
.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(45,106,79,.12)}
.form-input::placeholder{color:var(--text-light)}

/* ===== NAVBAR ===== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:1rem 0;transition:all var(--tr)}
.navbar.scrolled{background:rgba(250,250,248,.95);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:0 1px 0 var(--border);padding:.65rem 0}
[data-theme="dark"] .navbar.scrolled{background:rgba(15,20,16,.95)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem}
.nav-logo{font-family:var(--font-display);font-size:1.35rem;font-weight:700;color:var(--text);display:flex;align-items:center;gap:.65rem;flex-shrink:0;text-decoration:none}
.nav-logo em{color:var(--green);font-style:italic}
.brand-logo{height:2.1rem;width:auto;display:block}
.footer-logo{display:flex;align-items:center;gap:.8rem;text-decoration:none;color:inherit}
.nav-links{display:flex;align-items:center;gap:.15rem}
.nav-link{padding:.4rem .8rem;border-radius:var(--radius-full);font-size:.83rem;font-weight:400;color:var(--text-muted);transition:all var(--tr)}
.nav-link:hover,.nav-link.active{color:var(--text);background:var(--gray-100)}
[data-theme="dark"] .nav-link:hover,[data-theme="dark"] .nav-link.active{background:rgba(255,255,255,.07)}
.nav-actions{display:flex;align-items:center;gap:.6rem;flex-shrink:0}
.icon-btn{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--gray-100);color:var(--text-muted);font-size:.95rem;transition:all var(--tr);flex-shrink:0}
.icon-btn:hover{background:var(--gray-200);color:var(--text)}
[data-theme="dark"] .icon-btn{background:rgba(255,255,255,.07)}
.lang-btn{padding:.3rem .75rem;border-radius:var(--radius-full);background:var(--gray-100);font-size:.75rem;font-weight:600;color:var(--text-muted);transition:all var(--tr);border:1.5px solid transparent}
.lang-btn:hover{border-color:var(--border);color:var(--text)}
[data-theme="dark"] .lang-btn{background:rgba(255,255,255,.07)}
.hamburger{display:none;flex-direction:column;gap:5px;width:36px;height:36px;align-items:center;justify-content:center;border-radius:var(--radius)}
.hamburger span{width:20px;height:2px;background:var(--text);border-radius:2px;transition:all var(--tr);display:block}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Mobile nav */
.mobile-nav{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--bg);z-index:999;flex-direction:column;padding:90px 1.5rem 2rem;gap:.35rem;overflow-y:auto;transform:translateX(110%);transition:transform var(--tr-slow);display:flex}
.mobile-nav.open{transform:translateX(0)}
.mobile-nav .nav-link{font-size:1.05rem;padding:.75rem 1rem;border-radius:var(--radius)}
.mobile-nav-actions{display:flex;gap:.75rem;padding:1rem 1rem 0;border-top:1px solid var(--border);margin-top:auto}

/* ===== HERO ===== */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding:110px 0 5rem}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-grad{position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 60% 40%,rgba(216,243,220,.55) 0%,rgba(219,234,254,.3) 60%,transparent 100%)}
[data-theme="dark"] .hero-grad{background:radial-gradient(ellipse 80% 60% at 60% 40%,rgba(27,67,50,.45) 0%,rgba(29,61,111,.25) 60%,transparent 100%)}
.hero-dots{position:absolute;inset:0;background-image:radial-gradient(circle,rgba(45,106,79,.08) 1px,transparent 1px);background-size:30px 30px}
[data-theme="dark"] .hero-dots{background-image:radial-gradient(circle,rgba(82,183,136,.06) 1px,transparent 1px)}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:.6rem;padding:.4rem 1.1rem;background:rgba(45,106,79,.1);border:1px solid rgba(45,106,79,.2);border-radius:99px;font-size:.78rem;font-weight:600;color:var(--green);margin-bottom:1.5rem;letter-spacing:.02em}
[data-theme="dark"] .hero-badge{background:rgba(82,183,136,.1);border-color:rgba(82,183,136,.25);color:var(--green-light)}
.badge-pulse{width:7px;height:7px;background:var(--green);border-radius:50%;animation:pulse 2.2s infinite}
[data-theme="dark"] .badge-pulse{background:var(--green-light)}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.75)}}
.hero-title{font-family:var(--font-display);font-size:clamp(3rem,7vw,5.5rem);font-weight:900;line-height:.95;margin-bottom:1.25rem;color:var(--text)}
.hero-title em{color:var(--green);font-style:italic;display:block;font-size:clamp(3.5rem,8vw,6.5rem)}
[data-theme="dark"] .hero-title em{color:var(--green-light)}
.hero-sub{font-size:1.05rem;font-weight:500;color:var(--text);margin-bottom:.6rem}
.hero-desc{font-size:.95rem;color:var(--text-muted);margin-bottom:2.25rem;max-width:440px;line-height:1.85}
.hero-btns{display:flex;gap:1rem;flex-wrap:wrap}
.hero-visual{position:relative;display:flex;align-items:center;justify-content:center}
.hero-cards{position:relative;width:100%;height:500px}
.hcard{position:absolute;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.2rem 1.4rem;box-shadow:var(--shadow-lg)}
.hcard-formula{top:0;left:0;right:0;bottom:0;display:flex;align-items:stretch;justify-content:center;animation:floatA 5s ease-in-out infinite;overflow:hidden;border-radius:var(--radius-lg);padding:0}
.hcard-formula .hc-img{width:100%;height:100%;border-radius:var(--radius-lg);display:block;object-fit:cover;transition:opacity .8s ease-in-out}
.hcard-formula .hc-img.fade-out{opacity:0}
.hcard-stat{min-width:110px;text-align:center;animation:floatB 4s ease-in-out infinite}
.hcard-stat.s2{bottom:30px;left:10%;animation-delay:.8s}
.hcard-stat.s3{bottom:10px;right:10%;animation-delay:1.4s}
.hcard-stat.s4{top:50%;left:50%;transform:translateX(-50%) translateY(-50%);animation:floatC 6s ease-in-out infinite}
.hc-num{font-family:var(--font-display);font-size:2.2rem;font-weight:700;color:var(--text);line-height:1}
.hc-lbl{font-size:.72rem;color:var(--text-muted);margin-top:.3rem;font-weight:500}
.hcard-stat .hc-dot{width:8px;height:8px;border-radius:50%;margin:.4rem auto 0}
.hcard-stat.s2 .hc-dot{background:var(--green)}
.hcard-stat.s3 .hc-dot{background:var(--blue)}
.hcard-stat.s4 .hc-dot{background:#7C3AED}
@keyframes floatA{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes floatB{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
@keyframes floatC{0%,100%{transform:translateX(-50%) translateY(-50%)}50%{transform:translateX(-50%) translateY(calc(-50% - 8px))}}
.hero-scroll-hint{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.4rem;z-index:1}
.scroll-line{width:2px;height:36px;background:linear-gradient(to bottom,var(--green),transparent);border-radius:2px;animation:scrollAnim 2.2s ease-in-out infinite}
@keyframes scrollAnim{0%{transform:scaleY(0);transform-origin:top;opacity:0}40%{opacity:1}50%{transform:scaleY(1);transform-origin:top}51%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom;opacity:0}}

/* ===== SEARCH ===== */
.search-bar-section{background:var(--bg-alt);border-bottom:1px solid var(--border);padding:1.5rem 0}
.search-wrap{position:relative;max-width:620px;margin:0 auto}
.search-ico{position:absolute;left:1.1rem;top:50%;transform:translateY(-50%);color:var(--text-light);pointer-events:none}
.search-inp{width:100%;padding:.85rem 1rem .85rem 2.8rem;border:1.5px solid var(--border);border-radius:var(--radius-full);background:var(--bg);color:var(--text);font-size:.95rem;outline:none;box-shadow:var(--shadow-sm);transition:all var(--tr)}
.search-inp:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(45,106,79,.12),var(--shadow)}
.search-inp::placeholder{color:var(--text-light)}
.search-drop{position:absolute;top:calc(100% + .5rem);left:0;right:0;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);display:none;z-index:200;overflow:hidden}
.search-drop.open{display:block}
.s-item{display:flex;align-items:center;gap:.75rem;padding:.85rem 1rem;cursor:pointer;transition:background var(--tr);border-bottom:1px solid var(--border)}
.s-item:last-child{border-bottom:none}
.s-item:hover{background:var(--bg-alt)}
.s-title{font-size:.87rem;font-weight:500;color:var(--text)}
.s-cat{font-size:.73rem;color:var(--text-muted)}

/* ===== CATEGORIES ===== */
.cats-section{padding:5rem 0}
.cats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.cat-card{display:flex;flex-direction:column;padding:1.75rem 1.5rem;border-radius:var(--radius-xl);border:1px solid var(--border);background:var(--bg);transition:all var(--tr-bounce);position:relative;overflow:hidden;cursor:pointer}
.cat-card::after{content:'';position:absolute;inset:0;opacity:0;transition:opacity var(--tr)}
.cat-card:hover{transform:translateY(-6px)}
.cat-card:hover::after{opacity:.03}
.cat-card:hover .cat-arr{transform:translateX(5px)}
.cat-icon{font-size:2.4rem;margin-bottom:1rem;transition:transform var(--tr-bounce)}
.cat-card:hover .cat-icon{transform:scale(1.15) rotate(-5deg)}
.cat-card h3{font-size:1.15rem;font-weight:700;color:var(--text);margin-bottom:.35rem}
.cat-card p{font-size:.8rem;color:var(--text-muted);flex:1;margin-bottom:1.25rem}
.cat-arr{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;transition:transform var(--tr-bounce)}
.c-quimica{border-top:3px solid var(--cat-quimica)}
.c-quimica .cat-arr{background:#DBEAFE;color:var(--cat-quimica)}
.c-quimica:hover{box-shadow:0 16px 48px rgba(29,61,111,.14)}
.c-ambiente{border-top:3px solid var(--cat-ambiente)}
.c-ambiente .cat-arr{background:#D8F3DC;color:var(--cat-ambiente)}
.c-ambiente:hover{box-shadow:0 16px 48px rgba(45,106,79,.14)}
.c-educacao{border-top:3px solid var(--cat-educacao)}
.c-educacao .cat-arr{background:#EDE9FE;color:var(--cat-educacao)}
.c-educacao:hover{box-shadow:0 16px 48px rgba(124,58,237,.12)}
.c-investigacao{border-top:3px solid var(--cat-investigacao)}
.c-investigacao .cat-arr{background:#FEF3C7;color:var(--cat-investigacao)}
.c-investigacao:hover{box-shadow:0 16px 48px rgba(180,83,9,.12)}
.c-biblioteca{border-top:3px solid var(--cat-biblioteca)}
.c-biblioteca .cat-arr{background:#CCFBF1;color:var(--cat-biblioteca)}
.c-biblioteca:hover{box-shadow:0 16px 48px rgba(15,118,110,.12)}
.c-eventos{border-top:3px solid var(--cat-eventos)}
.c-eventos .cat-arr{background:#FCE7F3;color:var(--cat-eventos)}
.c-eventos:hover{box-shadow:0 16px 48px rgba(190,24,93,.12)}

/* ===== ARTICLES ===== */
.articles-section{padding:5rem 0;background:var(--bg-alt)}
.filter-bar{display:flex;align-items:center;gap:.5rem;margin-bottom:2rem;flex-wrap:wrap}
.fbtn{padding:.42rem 1rem;border-radius:var(--radius-full);font-size:.83rem;font-weight:500;color:var(--text-muted);background:var(--bg);border:1.5px solid var(--border);transition:all var(--tr);cursor:pointer}
.fbtn:hover,.fbtn.active{background:var(--green);color:#fff;border-color:var(--green)}
.f-spacer{flex:1}
.f-sort{width:auto;padding:.42rem 1rem;font-size:.83rem;border-radius:var(--radius-full);background:var(--bg);color:var(--text);border:1.5px solid var(--border);cursor:pointer;outline:none;transition:border-color var(--tr)}
.f-sort:focus{border-color:var(--accent)}
.articles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.skel{height:360px;background:linear-gradient(90deg,var(--gray-100) 25%,var(--gray-200) 50%,var(--gray-100) 75%);background-size:200% 100%;animation:skel 1.4s infinite;border-radius:var(--radius-lg)}
@keyframes skel{0%{background-position:200% 0}100%{background-position:-200% 0}}
.art-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--tr);cursor:pointer}
.art-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-5px)}
.art-card:hover .art-img img{transform:scale(1.06)}
.art-img{aspect-ratio:16/9;overflow:hidden;background:var(--gray-100)}
.art-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--tr-slow)}
.art-body{padding:1.2rem}
.art-meta{display:flex;align-items:center;gap:.6rem;margin-bottom:.7rem;flex-wrap:wrap}
.art-date{font-size:.73rem;color:var(--text-light);font-family:var(--font-mono)}
.art-title{font-family:var(--font-display);font-size:1.07rem;font-weight:600;color:var(--text);line-height:1.4;margin-bottom:.6rem;transition:color var(--tr)}
.art-card:hover .art-title{color:var(--accent)}
.art-excerpt{font-size:.84rem;color:var(--text-muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.art-footer{display:flex;align-items:center;justify-content:space-between;margin-top:.9rem;padding-top:.9rem;border-top:1px solid var(--border)}
.art-stats{display:flex;gap:.9rem;font-size:.76rem;color:var(--text-light)}
.art-stats span{display:flex;align-items:center;gap:.25rem}
.read-more{font-size:.8rem;font-weight:600;color:var(--accent);display:flex;align-items:center;gap:.3rem;transition:gap var(--tr)}
.art-card:hover .read-more{gap:.55rem}

/* ===== IMPACT ===== */
.impact-section{background:linear-gradient(135deg,var(--green-dark) 0%,#0F2D4A 100%);padding:4rem 0}
.impact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;text-align:center}
.imp-num{font-family:var(--font-display);font-size:3rem;font-weight:900;color:#fff;line-height:1}
.imp-lbl{font-size:.85rem;color:rgba(255,255,255,.65);margin-top:.5rem;font-weight:400}

/* ===== EVENTS TEASER ===== */
.events-section{padding:5rem 0;background:var(--bg-alt)}
.ev-list{display:flex;flex-direction:column;gap:.9rem;max-width:760px;margin:0 auto}
.ev-item{display:flex;align-items:center;gap:1.5rem;padding:1.15rem 1.4rem;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);transition:all var(--tr);cursor:pointer}
.ev-item:hover{box-shadow:var(--shadow);transform:translateX(5px)}
.ev-date-box{min-width:52px;text-align:center;padding:.45rem .6rem;background:var(--green-pale);border-radius:var(--radius);color:var(--green-dark);flex-shrink:0}
[data-theme="dark"] .ev-date-box{background:rgba(82,183,136,.15);color:var(--green-light)}
.ev-day{font-size:1.45rem;font-weight:700;font-family:var(--font-display);line-height:1}
.ev-month{font-size:.65rem;text-transform:uppercase;letter-spacing:.07em;font-weight:600}
.ev-info{flex:1}
.ev-title{font-weight:600;font-size:.93rem;color:var(--text);margin-bottom:.25rem}
.ev-meta{font-size:.78rem;color:var(--text-muted);display:flex;gap:.9rem;flex-wrap:wrap;align-items:center}
.ev-badge{padding:.15rem .6rem;border-radius:var(--radius-full);font-size:.7rem;font-weight:600}
.ev-live{background:#FEE2E2;color:#DC2626}
.ev-formacao{background:#FCE7F3;color:var(--cat-eventos)}

/* ===== ABOUT TEASER ===== */
.about-section{padding:5rem 0}
.about-inner{display:grid;grid-template-columns:300px 1fr;gap:4rem;align-items:center}
.author-img-wrap{border-radius:var(--radius-xl);overflow:hidden;background:linear-gradient(135deg,var(--green-pale),var(--blue-pale));aspect-ratio:1;display:flex;align-items:center;justify-content:center;border:2px solid var(--border)}
[data-theme="dark"] .author-img-wrap{background:linear-gradient(135deg,rgba(27,67,50,.5),rgba(29,61,111,.5))}
.author-img-wrap img{width:100%;height:100%;object-fit:cover}
.author-img-wrap .author-placeholder{font-size:5rem;color:var(--green);opacity:.8}
.about-content .section-tag{margin-bottom:.75rem}
.about-content h2{margin-bottom:1rem}
.about-content p{margin-bottom:1.25rem}
.about-tags{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1.5rem}

/* ===== TESTIMONIALS ===== */
.test-section{padding:4rem 0 2rem;background:var(--bg-alt);overflow:hidden}
.test-section .container{max-width:1200px}
.test-grid{display:block}
.test-card{background:transparent;border:none;border-radius:0;padding:0;transition:none}
.test-card:hover{box-shadow:none;transform:none}
.test-stars{color:#F59E0B;font-size:.9rem;margin-bottom:.35rem}
.test-text{font-size:1rem;color:var(--text);line-height:1.7;margin:0;font-style:normal;max-width:520px}
.test-author{display:flex;align-items:center;gap:.65rem;margin-top:.45rem;}
.test-av{width:32px;height:32px;border-radius:50%;background:var(--green-pale);display:flex;align-items:center;justify-content:center;font-size:0.95rem;flex-shrink:0}
[data-theme="dark"] .test-av{background:rgba(82,183,136,.15)}
.test-name{font-size:.84rem;font-weight:700;color:var(--text)}
.test-role{font-size:.71rem;color:var(--text-muted)}
.test-marquee{position:relative;width:100vw;left:50%;margin-left:-50vw;overflow:hidden;background:transparent;padding:0.5rem 0;border:none}
.test-marquee-track{display:inline-flex;align-items:center;gap:1.5rem;white-space:nowrap;animation:marquee 22s linear infinite;}
.test-marquee-track:hover{animation-play-state:paused}
.test-item{display:inline-flex;flex-direction:column;align-items:flex-start;justify-content:center;min-width:280px;max-width:460px;padding:0.65rem 0.9rem;border-radius:0;background:transparent;border:none}
.test-item .test-author{display:flex;align-items:center;justify-content:flex-start;gap:.65rem;margin-top:.5rem}
.test-item .test-text{margin:0;font-size:1rem;line-height:1.7;color:var(--text);max-width:460px}
@keyframes marquee{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ===== NEWSLETTER ===== */
.nl-section{padding:5rem 0}
.nl-box{background:linear-gradient(135deg,var(--green-dark) 0%,var(--blue) 100%);border-radius:var(--radius-xl);padding:3rem 3.5rem;display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.nl-box h2{color:#fff;margin-bottom:.4rem;font-size:1.8rem}
.nl-box p{color:rgba(255,255,255,.65);margin:0;font-size:.95rem}
.nl-form{display:flex;gap:.75rem;flex:1;max-width:420px}
.nl-inp{flex:1;padding:.75rem 1.1rem;border:1.5px solid rgba(255,255,255,.2);border-radius:var(--radius-full);background:rgba(255,255,255,.1);color:#fff;font-size:.9rem;outline:none;transition:all var(--tr)}
.nl-inp::placeholder{color:rgba(255,255,255,.45)}
.nl-inp:focus{border-color:rgba(255,255,255,.5);background:rgba(255,255,255,.15)}
.nl-btn{padding:.75rem 1.5rem;border-radius:var(--radius-full);background:rgba(255,255,255,.15);color:#fff;font-size:.9rem;font-weight:600;border:1.5px solid rgba(255,255,255,.3);cursor:pointer;transition:all var(--tr-bounce);white-space:nowrap}
.nl-btn:hover{background:rgba(255,255,255,.25);transform:translateY(-2px)}

/* Policy / privacy themed words */
.policy-word{color:var(--blue);font-weight:600}
.privacy-word{color:var(--green);font-weight:600}

/* Adapt to dark theme */
html[data-theme="dark"] .policy-word{color:var(--blue-light)}
html[data-theme="dark"] .privacy-word{color:var(--green-light)}

/* ===== FOOTER ===== */
.footer{background:#141A15;color:rgba(255,255,255,.65);padding:4rem 0 2rem}
[data-theme="dark"] .footer{background:#080C09}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2.5rem;margin-bottom:3rem}
.f-logo{font-family:var(--font-display);font-size:1.5rem;font-weight:700;color:#fff;margin-bottom:1rem}
.f-logo em{color:var(--green-light);font-style:italic}
.footer-brand p{font-size:.87rem;color:rgba(255,255,255,.4);line-height:1.75}
.f-col h5{color:#fff;font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;margin-bottom:1rem;font-family:var(--font-body)}
.f-col a{display:block;font-size:.87rem;color:rgba(255,255,255,.4);padding:.22rem 0;transition:color var(--tr)}
.f-col a:hover{color:var(--green-light)}
.f-bottom{border-top:1px solid rgba(255,255,255,.07);padding-top:1.5rem;display:flex;align-items:center;justify-content:space-between;font-size:.8rem;color:rgba(255,255,255,.25)}
.socials{display:flex;gap:.65rem}
.s-link{width:35px;height:35px;border-radius:50%;background:rgba(255,255,255,.07);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.4);font-size:.85rem;transition:all var(--tr)}
.s-link:hover{background:var(--green);color:#fff;transform:translateY(-2px)}

/* ===== ADMIN ===== */
.admin-page{padding:6rem 0 4rem;background:var(--gray-50)}
.admin-panel-card{background:#fff;border:1px solid rgba(28,34,35,.08);border-radius:calc(var(--radius) + 4px);padding:2rem;box-shadow:0 18px 45px rgba(17,24,28,.08)}
.admin-login-form{display:grid;gap:1rem;margin-top:1.5rem}
.admin-login-form label{display:block;font-size:.95rem;color:var(--text-muted);}
.admin-login-form input{width:100%;margin-top:.5rem}
.admin-feedback{min-height:1.5rem;margin-top:1rem;color:var(--text);font-size:.95rem}
.admin-feedback.error{color:#C92A2A}
.admin-feedback.info{color:var(--green)}
.admin-note{margin-top:1rem;font-size:.9rem;color:var(--text-muted)}
.admin-topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:1.5rem;margin-bottom:2.25rem;background:#fff;border:1px solid rgba(28,34,35,.08);border-radius:calc(var(--radius) + 4px);padding:2rem;box-shadow:0 18px 45px rgba(17,24,28,.04)}
.admin-badge{display:inline-flex;align-items:center;gap:.45rem;padding:.5rem .95rem;border-radius:999px;background:rgba(45,106,79,.08);color:var(--green-dark);font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.85rem}
.admin-subtitle{color:var(--text-muted);max-width:640px;margin-top:.75rem;line-height:1.8}
.admin-top-actions{display:flex;align-items:center;gap:1rem;margin-top:.5rem}
.admin-user{color:var(--text-muted);font-size:.95rem}
.admin-dashboard-main{display:grid;grid-template-columns:1.7fr 1fr;gap:1.75rem;align-items:start}
.admin-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1.25rem}
.admin-card{background:#fff;border:1px solid rgba(28,34,35,.08);border-radius:var(--radius);padding:1.55rem 1.6rem;display:flex;flex-direction:column;gap:.85rem;box-shadow:0 15px 30px rgba(17,24,28,.05);min-height:150px}
.admin-card-accent{border-left:4px solid var(--green)}
.admin-card span{font-size:.88rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em}
.admin-card strong{font-size:2.4rem;color:var(--text);line-height:1.05}
.admin-quick-actions{background:#fff;border:1px solid rgba(28,34,35,.08);border-radius:calc(var(--radius)+4px);padding:2rem;box-shadow:0 18px 45px rgba(17,24,28,.04)}
.admin-quick-actions h2{font-size:1.15rem;font-weight:700;color:var(--text);margin-bottom:.45rem}
.admin-actions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-top:1.25rem}
.admin-action-card{display:block;padding:1.25rem 1.4rem;border-radius:var(--radius);border:1px solid rgba(28,34,35,.08);background:#F9FBFC;color:var(--text);box-shadow:0 10px 20px rgba(17,24,28,.04);transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr)}
.admin-action-card:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(17,24,28,.09);border-color:rgba(45,106,79,.2)}
.admin-action-card h3{font-size:1rem;margin-bottom:.45rem;font-weight:700}
.admin-action-card p{font-size:.94rem;color:var(--text-muted);line-height:1.7}
.admin-action-card-primary{background:linear-gradient(180deg,#2d6a4f 0%,#1b4332 100%);color:#fff;border-color:transparent}
.admin-action-card-primary p{color:rgba(255,255,255,.75)}
.admin-action-card-primary h3{color:#fff}
.admin-actions{display:none}
.admin-notes{margin-top:1.2rem;display:grid;gap:.75rem;padding-left:1rem;color:var(--text-muted)}
.admin-notes li{position:relative;padding-left:1.1rem}
.admin-notes li::before{content:'•';position:absolute;left:0;top:0;color:var(--green)}

.admin-section-card{background:#fff;border:1px solid rgba(28,34,35,.08);border-radius:calc(var(--radius)+4px);padding:2rem;box-shadow:0 18px 45px rgba(17,24,28,.04);margin-top:2rem}
.admin-section-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:1.25rem}
.admin-section-card h2{margin-bottom:.35rem;font-size:1.25rem}
.admin-section-form{display:grid;gap:1rem;margin-top:1rem}
.admin-field-label{display:grid;font-size:.95rem;color:var(--text-muted);gap:.35rem}
.admin-form-actions{display:flex;gap:.75rem;flex-wrap:wrap;margin-top:.75rem}
.admin-table-wrap{display:grid;gap:.9rem}
.admin-item-card{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;padding:1rem 1.15rem;border:1px solid rgba(28,34,35,.08);border-radius:var(--radius);background:#F7F8FA}
.admin-item-content{display:grid;gap:.45rem;min-width:0}
.admin-item-row{display:flex;justify-content:space-between;gap:.75rem;font-size:.93rem;color:var(--text-muted)}
.admin-item-row strong{color:var(--text);font-weight:600;min-width:160px;text-align:right}
.admin-item-actions{display:flex;gap:.5rem;flex-wrap:wrap}
.admin-item-actions .btn{padding:.55rem 1rem;font-size:.85rem}
.admin-empty-state{text-align:center;color:var(--text-muted);padding:1.5rem 1rem;border:1px dashed rgba(28,34,35,.15);border-radius:var(--radius)}

/* Admin: reduce motion and prevent layout jitter on the login/dashboard pages */
[data-admin="true"] *{
  animation: none !important;
  transition: none !important;
}
[data-admin="true"] .form-input:focus{
  box-shadow: none !important;
  border-color:var(--accent);
}
[data-admin="true"] .btn-primary:hover,
[data-admin="true"] .btn-outline:hover{
  transform:none !important;
  box-shadow:none !important;
}
[data-admin="true"] #site-header,
[data-admin="true"] #site-footer,
[data-admin="true"] .navbar,
[data-admin="true"] .footer{
  display:none !important;
}
[data-admin="true"] body{
  background:var(--gray-50);
}

/* ===== SCROLL TOP ===== */
.scroll-top{position:fixed;bottom:1.5rem;right:1.5rem;width:44px;height:44px;background:var(--green);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:all var(--tr-bounce);z-index:800;font-size:1rem}
.scroll-top.vis{opacity:1;pointer-events:all}
.scroll-top:hover{background:var(--green-dark);transform:translateY(-3px)}

/* ===== TOAST ===== */
.toast-cont{position:fixed;bottom:1.5rem;right:1.5rem;z-index:9999;display:flex;flex-direction:column;gap:.6rem}
.toast{padding:.9rem 1.2rem;background:#1A1F1B;color:#fff;border-radius:var(--radius-lg);font-size:.87rem;box-shadow:var(--shadow-xl);display:flex;align-items:center;gap:.65rem;min-width:260px;animation:toastIn .35s cubic-bezier(.34,1.56,.64,1) forwards}
.toast.success{border-left:3px solid var(--green-light)}
.toast.error{border-left:3px solid #F87171}
.toast.info{border-left:3px solid var(--blue-light)}
@keyframes toastIn{from{transform:translateX(110%);opacity:0}to{transform:translateX(0);opacity:1}}

/* ===== ANIMATIONS ===== */
.fu{opacity:0;transform:translateY(22px);transition:opacity .65s ease,transform .65s ease}
.fu.vis{opacity:1;transform:translateY(0)}
.fu-1{transition-delay:.1s}.fu-2{transition-delay:.2s}.fu-3{transition-delay:.3s}.fu-4{transition-delay:.4s}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
  .hero-inner{grid-template-columns:1fr;text-align:center}
  .hero-visual{display:none}
  .hero-btns{justify-content:center}
  .hero-desc{margin-left:auto;margin-right:auto}
  .cats-grid{grid-template-columns:repeat(2,1fr)}
  .articles-grid{grid-template-columns:repeat(2,1fr)}
  .impact-grid{grid-template-columns:repeat(2,1fr);gap:2.5rem}
  .about-inner{grid-template-columns:1fr;text-align:center}
  .about-tags{justify-content:center}
  .test-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-links{display:none}
  .hamburger{display:flex}
  .cats-grid{grid-template-columns:1fr 1fr}
  .articles-grid{grid-template-columns:1fr}
  .test-grid{grid-template-columns:1fr}
  .nl-box{flex-direction:column;text-align:center;padding:2rem 1.5rem}
  .nl-form{max-width:100%;flex-direction:column}
  .footer-grid{grid-template-columns:1fr}
  .f-bottom{flex-direction:column;gap:1rem;text-align:center}
  .container{padding:0 1rem}
  .toast-cont{left:1rem;right:1rem;bottom:1rem}
  .toast{min-width:unset}
}
@media(max-width:480px){
  .cats-grid{grid-template-columns:1fr}
  .impact-grid{grid-template-columns:1fr 1fr}
  .filter-bar{gap:.4rem}
  .fbtn{font-size:.78rem;padding:.38rem .8rem}
}

/* ===== GALLERY PUBLIC ===== */
.gallery-item{opacity:0;transform:scale(.97);transition:opacity .5s ease,transform .5s ease}
.gallery-item.vis{opacity:1;transform:scale(1)}

/* ===== CATEGORY PAGE HERO ===== */
.tag-quimica-bg{background:#DBEAFE}
.tag-ambiente-bg{background:#D8F3DC}
.tag-educacao-bg{background:#EDE9FE}
.tag-investigacao-bg{background:#FEF3C7}
[data-theme="dark"] [class^="c-"].section-tag{filter:brightness(1.2)}

/* ===== ADMIN LOGIN (override para admin não ocultar header) ===== */
body[data-admin="true"] .login-card input,
body[data-admin="true"] .login-card button{animation:none!important;transition:none!important}

/* ===== ADMIN GALERIA ===== */
.gallery-admin-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1.1rem}

/* ===== RESPONSIVE CATEGORY ===== */
@media(max-width:768px){
  .cat-hero{padding:7rem 0 3rem}
  .cat-articles-grid{grid-template-columns:1fr}
}

/* ===== RESPONSIVIDADE MELHORADA ===== */
/* Hero no mobile — mostrar imagem adaptada */
@media(max-width:1024px){
  .hero-visual{display:flex!important;justify-content:center;margin-top:2.5rem}
  .hero-cards{height:280px;width:100%;max-width:420px;margin:0 auto}
  .hcard-formula{border-radius:var(--radius-lg)}
  .hcard-stat.s4{display:none}
  .hero-inner{gap:1.5rem}
}
@media(max-width:768px){
  .hero{padding:7rem 0 3rem}
  .hero-title{font-size:clamp(2.5rem,12vw,5rem)}
  .hero-cards{height:220px;max-width:340px}
  .hcard-stat{min-width:85px;padding:.75rem 1rem}
  .hcard-stat .hc-num{font-size:1.4rem}
  .section-title{font-size:clamp(1.4rem,5vw,2rem)}
  .cats-grid{grid-template-columns:1fr 1fr!important}
  .cat-card{padding:1.25rem 1rem}
  .articles-grid{grid-template-columns:1fr!important}
  .impact-grid{grid-template-columns:1fr 1fr!important}
  .ev-list .ev-card{flex-direction:column;gap:.75rem}
  .about-inner{gap:2rem}
  .author-img-wrap{width:140px;height:140px;margin:0 auto}
  .test-grid{grid-template-columns:1fr!important}
  .nl-box{flex-direction:column;gap:1.25rem;text-align:center;padding:2rem 1.25rem}
  .nl-form{width:100%;flex-direction:column}
  .nl-inp{width:100%}
}
@media(max-width:480px){
  .hero-btns{flex-direction:column;align-items:center;gap:.75rem}
  .hero-btns .btn{width:100%;max-width:280px;justify-content:center}
  .hero-cards{height:180px;max-width:280px}
  .hcard-stat.s3{display:none}
  .cats-grid{grid-template-columns:1fr!important}
  .section-tag{font-size:.75rem}
  .filter-bar{gap:.35rem;justify-content:center}
  .fbtn{font-size:.75rem;padding:.3rem .7rem}
  .footer-grid{grid-template-columns:1fr!important}
  .f-bottom{flex-direction:column;gap:.75rem;text-align:center}
}
@media(max-width:360px){
  .container{padding:0 .85rem}
  .hero-cards{display:none}
  .hero-content{text-align:center}
}

/* Artigo responsivo */
@media(max-width:768px){
  .article-content{font-size:.95rem}
  .article-top h1{font-size:1.6rem}
}

/* Pesquisa responsiva */
@media(max-width:600px){
  .results-grid{grid-template-columns:1fr!important}
  .search-big{font-size:.95rem}
}

/* Comentários responsivos */
@media(max-width:600px){
  .comm-grid-resp{grid-template-columns:1fr!important}
}

/* ===== BIBLIOTECA — cards de recursos ===== */
.library-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:1.5rem;box-shadow:var(--shadow-sm);transition:transform var(--tr),box-shadow var(--tr);
}
.library-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.library-thumb{border-radius:var(--radius);overflow:hidden;margin-bottom:1rem;max-height:160px}
.library-thumb img{width:100%;height:160px;object-fit:cover;display:block}
.library-icon{font-size:1.8rem;color:var(--green);margin-bottom:.75rem}
.library-content{display:flex;flex-direction:column;flex:1}
.library-content h5{font-size:1.02rem;font-weight:700;color:var(--text);margin-bottom:.5rem}
.library-content p.small{color:var(--text-muted);font-size:.85rem;line-height:1.5}
.library-card.video .library-icon{color:#dc2626}
.library-card.link .library-icon{color:#2563eb}
.library-card.audio .library-icon{color:#9333ea}
.library-card.image .library-icon{color:#d97706}
@media(max-width:480px){
  .library-card{padding:1.15rem}
}

/* ===== DOWNLOAD GATE — reforço contra long-press/menu nativo em touch ===== */
.protected-download,
.library-download,
[data-event-download]{
  -webkit-touch-callout:none;
  -webkit-user-select:none;
  user-select:none;
  touch-action:manipulation;
}

/* ===== MODAIS GERADOS DINAMICAMENTE (tracking.js) — sempre acima de lightbox/overlays ===== */
#cqaDownloadGateModal,
#cqaCommentModal{
  z-index:20000 !important;
}

/* ===== RESPONSIVIDADE MELHORADA V4 ===== */
@media(max-width:1024px){
  .hero-inner{flex-direction:column;gap:2rem;text-align:center}
  .hero-btns{justify-content:center}
  .hero-visual{display:flex!important;justify-content:center}
  .hero-cards{height:260px;max-width:400px;margin:0 auto}
  .cats-grid{grid-template-columns:repeat(3,1fr)}
  .articles-grid{grid-template-columns:repeat(2,1fr)}
  .test-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .about-inner{gap:2rem}
}
@media(max-width:768px){
  .hero{padding:6rem 0 3rem}
  .hero-title{font-size:clamp(2rem,9vw,3.2rem)}
  .hero-cards{height:200px;max-width:320px}
  .hcard-stat{min-width:78px;padding:.6rem .8rem}
  .hcard-stat .hc-num{font-size:1.2rem}
  .hcard-stat.s4{display:none}
  .section-title{font-size:clamp(1.3rem,4.5vw,1.8rem)}
  .cats-grid{grid-template-columns:repeat(2,1fr)}
  .cat-card p{display:none}
  .articles-grid{grid-template-columns:1fr}
  .impact-grid{grid-template-columns:repeat(2,1fr);gap:1rem}
  .about-inner{flex-direction:column;text-align:center}
  .author-img-wrap{width:130px;height:130px;margin:0 auto}
  .about-tags{justify-content:center}
  .test-grid{grid-template-columns:1fr}
  .nl-box{flex-direction:column;gap:1rem;text-align:center;padding:1.75rem 1.25rem}
  .nl-form{flex-direction:column;width:100%}
  .nl-inp,.nl-btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .filter-bar{gap:.35rem;flex-wrap:wrap;justify-content:center}
  .fbtn{font-size:.75rem;padding:.3rem .65rem}
  .f-bottom{flex-direction:column;gap:.6rem;text-align:center}
}
@media(max-width:480px){
  .container{padding:0 .9rem}
  .hero-btns{flex-direction:column;align-items:center}
  .hero-btns .btn{width:100%;max-width:260px;justify-content:center}
  .hero-cards{height:175px;max-width:270px}
  .hcard-stat.s3{display:none}
  .cats-grid{grid-template-columns:1fr 1fr}
  .impact-grid{grid-template-columns:1fr 1fr}
  .section-tag{font-size:.72rem}
}
@media(max-width:360px){
  .hero-cards{display:none}
  .cats-grid{grid-template-columns:1fr}
  .impact-grid{grid-template-columns:1fr 1fr}
  .articles-grid{grid-template-columns:1fr}
}

/* Galeria responsiva */
@media(max-width:768px){
  .gallery-grid{grid-template-columns:repeat(2,1fr)!important}
}
@media(max-width:480px){
  .gallery-grid{grid-template-columns:1fr!important}
}

/* Modal centralizado em mobile */
.modal-dialog{margin:.5rem auto!important}
@media(max-width:575px){
  .modal-dialog{margin:.5rem!important;max-width:calc(100vw - 1rem)!important}
  .modal-content{border-radius:12px}
}

/* Dark mode fixes */
[data-theme="dark"] .cat-card,
[data-theme="dark"] .article-card,
[data-theme="dark"] .ev-card,
[data-theme="dark"] .test-card,
[data-theme="dark"] .lib-card{background:var(--bg-alt)}
[data-theme="dark"] .search-inp{background:var(--bg-alt);border-color:var(--border)}
[data-theme="dark"] input,.dark textarea,[data-theme="dark"] select{background:var(--bg-alt);color:var(--text);border-color:var(--border)}