/* modern.css (v14) — ظاهر یکدست‌تر و ریسپانسیو بهتر برای سایت عمومی.
   بعد از site.css بارگذاری می‌شود. برای برگشتن به ظاهر قبلی فقط خط لینک این فایل را از app/head.php حذف کنید. */
:root{
  --card:var(--surface,#fff);--border:var(--line,#e5e7eb);
  --r:18px;--r-sm:12px;--sp:clamp(32px,6vw,64px);
  --shadow-sm:0 2px 10px rgba(16,35,58,.06);--shadow-md:0 16px 38px rgba(16,35,58,.12);
  --ease:cubic-bezier(.2,.7,.2,1);
}
html[data-theme="dark"]{--shadow-sm:0 2px 10px rgba(0,0,0,.3);--shadow-md:0 16px 38px rgba(0,0,0,.4)}
html{-webkit-text-size-adjust:100%;scroll-padding-top:90px}
body{font-size:16px;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;overflow-wrap:break-word}
h1,h2,h3,h4{line-height:1.4;text-wrap:balance}
p,li{text-wrap:pretty}
img{height:auto}
:focus-visible{outline:3px solid color-mix(in srgb,var(--brand2) 70%,#fff);outline-offset:2px;border-radius:6px}
.skip-link{position:absolute;inset-inline-start:12px;top:-60px;z-index:300;background:var(--brand);color:#fff;padding:10px 16px;border-radius:10px;font-weight:800;text-decoration:none;transition:top .2s}
.skip-link:focus{top:10px}
.hp-field{position:absolute!important;width:1px!important;height:1px!important;margin:-1px!important;overflow:hidden!important;clip:rect(0 0 0 0)!important;opacity:0!important;pointer-events:none!important}

/* ===== هدر ===== */
.site-header{backdrop-filter:saturate(1.3) blur(8px)}
.nav{gap:12px}
.nav.container{width:min(1440px,calc(100% - 32px))}
.brand{min-width:0;flex:0 0 auto}
.brand img{border-radius:12px;background:#fff;padding:2px}
.brand span:last-child{white-space:normal!important;line-height:1.35;font-size:.92rem;width:190px;overflow:visible;text-overflow:clip}
.public-nav{display:flex;align-items:center;gap:2px;flex-wrap:nowrap;margin-inline-start:auto}
.public-nav a{white-space:nowrap;padding:8px 9px;border-radius:10px;font-size:.84rem;font-weight:700;transition:background .2s}
.public-nav a:hover{background:rgba(255,255,255,.16)}
.theme-toggle,.public-menu-toggle{min-width:42px;min-height:42px;cursor:pointer}
.top-strip a{margin:0}.top-strip a+a{margin-inline-start:16px}

/* ===== دکمه‌ها و فرم‌ها ===== */
.btn{min-height:44px;transition:transform .2s var(--ease),box-shadow .2s,filter .2s}
.btn.primary{box-shadow:0 8px 20px color-mix(in srgb,var(--brand) 30%,transparent)}
@media(hover:hover){.btn:hover{transform:translateY(-1px);filter:brightness(1.07)}}
.btn:active{transform:none}
input,textarea,select{font:inherit;font-size:16px;min-height:46px;border-radius:var(--r-sm);transition:border-color .2s,box-shadow .2s}
textarea{min-height:120px}
input:focus,textarea:focus,select:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 4px color-mix(in srgb,var(--brand) 18%,transparent)}
input[type=checkbox],input[type=radio]{min-height:0;width:auto}
label{font-size:.95rem}
.error,.notice{border-radius:var(--r-sm);border:1px solid transparent;line-height:1.8}
.error{border-color:#f3c4c4}
.notice{border-color:#bfe6cf}
html[data-theme="dark"] .error{background:#3a1d24;color:#ffb4bd;border-color:#6a2c37}
html[data-theme="dark"] .notice{background:#10382d;color:#9be8c6;border-color:#1d6a52}

/* ===== کارت‌ها ===== */
.card,.news-card,.staff-card,.achievement-card,.facility-card,.blog-list-item{border-radius:var(--r);box-shadow:var(--shadow-sm);transition:transform .25s var(--ease),box-shadow .25s}
.news-card img,.staff-card img,.achievement-card img,.facility-card img{height:auto;aspect-ratio:16/10;object-fit:cover}
.news-card h3,.facility-card h3,.achievement-card h2{line-height:1.5;margin:6px 0}
.news-card h3 a{color:inherit}
.card-meta{font-size:.8rem;color:var(--muted);font-weight:700}
@media(hover:hover){.news-card:hover,.staff-card:hover,.achievement-card:hover,.facility-card:hover,.blog-list-item:hover,.department-card:hover,.download-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}}
.read{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:800}
.section{padding:calc(var(--sp)*.62) 0}
.section-head{align-items:flex-end;flex-wrap:wrap}
.section-head h2{font-size:clamp(1.35rem,3vw,2rem);margin:2px 0}
.section-head>a{font-weight:800;white-space:nowrap}
.eyebrow{display:inline-flex;align-items:center;gap:8px}
.page-intro h1{font-size:clamp(1.6rem,4vw,2.4rem)}

/* ===== اسلایدر و اطلاعیه ===== */
.slide-content h1{font-size:clamp(1.6rem,4.2vw,3.3rem);line-height:1.35;text-shadow:0 2px 14px rgba(0,0,0,.35)}
.slide-content p{line-height:1.9}
.announcement{flex-wrap:wrap;gap:8px 14px;box-shadow:var(--shadow-sm)}
.announcement{display:flex!important}.announcement b{color:var(--brand);white-space:nowrap}
.announcement span{flex:1 1 220px;min-width:0}
.announcement a{white-space:nowrap;font-weight:800}
.feature-box,.contact-cta{box-shadow:var(--shadow-md)}
.feature-box .btn.ghost,.contact-cta .btn.ghost{color:#fff;border:1px solid rgba(255,255,255,.55);background:rgba(255,255,255,.08)}
.slide-btn{background:var(--accent)!important;color:#1b1b1b!important;box-shadow:0 8px 22px rgba(0,0,0,.28)}
.feature-box h2,.contact-cta h2{line-height:1.4}
.stats-banner b{line-height:1.3}
.quick-grid a{transition:border-color .2s,transform .2s;min-height:56px}
@media(hover:hover){.quick-grid a:hover{border-color:var(--brand);transform:translateY(-2px)}}

/* ===== ورود، ثبت‌نام، تأیید ===== */
.auth-page{display:flex;justify-content:center;padding-top:clamp(24px,5vw,56px);padding-bottom:clamp(24px,5vw,56px)}
.auth-card{width:100%;max-width:480px;padding:clamp(20px,4vw,34px);box-shadow:var(--shadow-md)}
.auth-card h1{font-size:clamp(1.5rem,4vw,1.9rem);margin:6px 0 8px}
.auth-card>p{margin-top:0}
.auth-form label{margin:12px 0}
.auth-form .btn{width:100%;margin-top:6px}
.auth-links{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:18px;font-weight:700}
.auth-links a,.auth-card a:not(.btn){text-decoration:underline;text-underline-offset:4px}
.verify-code{font-size:1.6rem!important;letter-spacing:.4em;text-align:center;direction:ltr}
.verify-status{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-sm);padding:6px 16px;margin:14px 0}
.human-check{border-radius:var(--r-sm)}

/* ===== پایین صفحه ===== */
footer{margin-top:var(--sp)}
.footer-grid{display:grid!important;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:26px 34px;padding-top:42px;padding-bottom:26px}
.footer-grid p{margin:.4em 0}
footer a{text-underline-offset:4px}
footer a:hover{text-decoration:underline}
.copyright{text-align:center;padding:16px;font-size:.85rem;line-height:1.9}

/* ===== محتوا ===== */
.content table,.post-content table{display:block;max-width:100%;overflow-x:auto}
.content iframe,.post-content iframe{max-width:100%}
.post-content{line-height:2.1}
.post-content h2,.post-content h3{margin-top:1.6em}

/* جایگزین تصویر برای کارت‌های بدون عکس */
.news-placeholder,.facility-icon,.achievement-icon{display:grid;place-items:center;aspect-ratio:16/10;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-size:clamp(2.2rem,6vw,3.2rem);font-weight:900}
.facility-icon,.achievement-icon{background:linear-gradient(135deg,color-mix(in srgb,var(--brand) 12%,var(--surface,#fff)),color-mix(in srgb,var(--brand2) 16%,var(--surface,#fff)));color:var(--brand)}
.dept-icon,.download-icon{display:inline-grid;place-items:center;width:54px;height:54px;border-radius:16px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-size:1.5rem;font-weight:900;margin-bottom:8px}
.department-card h2,.download-card h3{font-size:1.15rem;margin:.3em 0}

/* حالت شب: --brand روشن می‌شود، پس پس‌زمینه‌های رنگی را تیره نگه می‌داریم تا متن سفید خوانا بماند */
html[data-theme="dark"] .stats-banner{background:#123a5c}
html[data-theme="dark"] .feature-box,html[data-theme="dark"] .contact-cta{background:linear-gradient(135deg,#123a5c,#0f5a62)}
html[data-theme="dark"] .btn.primary{color:#06121f}
html[data-theme="dark"] .dept-icon,html[data-theme="dark"] .download-icon,html[data-theme="dark"] .news-placeholder{color:#06121f}

/* ===== واکنش‌گرایی ===== */
@media(max-width:1319px){
  .public-menu-toggle{display:block}.admin-link{display:none}
  .public-nav{display:none;position:absolute;top:100%;inset-inline:3%;flex-direction:column;align-items:stretch;gap:2px;padding:10px;max-height:calc(100dvh - 130px);overflow-y:auto;border-radius:0 0 18px 18px}
  .public-nav.open{display:flex}
  .public-nav a{padding:13px 14px;font-size:1rem;border-radius:12px}
  .public-menu-toggle{margin-inline-start:auto}
  .brand span:last-child{width:auto;max-width:60vw}
}
@media(max-width:850px){
  .container{width:min(100% - 24px,1180px)}
  .section-head>a{white-space:normal}
  .announcement a{display:inline!important;margin-top:0!important}
}
@media(max-width:700px){
  :root{--sp:34px}
  .section-head{flex-direction:column;align-items:flex-start;gap:4px}
  .announcement b{flex:0 0 100%}
  .stats-banner{grid-template-columns:1fr 1fr!important}
  .stats-banner div{padding:16px 10px;border-bottom:1px solid rgba(255,255,255,.14)}
  .stats-banner b{font-size:1.6rem}
  .feature-box,.contact-cta{padding:22px}
  .card{padding:18px}
  .slide-content p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
  .slide-btn{min-height:42px}
  .facility-card img,.news-card img,.achievement-card img{aspect-ratio:16/9}
  .footer-grid{padding-top:30px;gap:20px}
  .btn{padding-inline:16px}
  .brand span:last-child{font-size:.78rem!important;max-width:48vw!important;-webkit-line-clamp:2;display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}
}
@media(max-width:420px){
  .quick-grid{grid-template-columns:1fr!important}
  .home-gallery{gap:8px}
  .home-gallery img{height:130px}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{.site-header,footer,.slider-arrow,.slider-dots,.theme-toggle,.public-menu-toggle{display:none!important}body{background:#fff;color:#000}}