/* Sociologist — PHP/HTML/CSS/JS version
   Clean, dependency-free CSS (no Tailwind build). */

:root{
  --bg:#f7f9fc;
  --fg:#1b2a3a;
  --card:#ffffff;
  --muted:#eef2f6;
  --muted-fg:#607184;
  --primary:#2f4f6f;
  --primary-fg:#f7f9fc;
  --link:#2c5c8a;
  --link-hover:#224a6d;
  --divider:#d9e2ec;
  --success:#2f8f62;
  --warning:#d6901e;

  --radius:12px;
  --shadow-sm:0 1px 2px rgba(27,42,58,.06);
  --shadow-md:0 10px 20px rgba(27,42,58,.08);
  --shadow-card:0 1px 3px rgba(27,42,58,.08);

  --font-display: "Libre Baskerville", Georgia, serif;
  --font-body: "Source Sans 3", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  --container-wide: min(1120px, calc(100% - 2rem));
  --container-narrow: min(860px, calc(100% - 2rem));
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font-family:var(--font-body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

img{ max-width:100%; display:block; }
a{ color:var(--link); text-decoration:none; }
a:hover{ color:var(--link-hover); }

h1,h2,h3,h4{
  font-family:var(--font-display);
  letter-spacing:-0.01em;
  margin:0 0 .6rem 0;
}
h1{ font-size: clamp(2rem, 3vw, 3.4rem); line-height:1.15; }
h2{ font-size: clamp(1.6rem, 2.4vw, 2.2rem); line-height:1.2; }
h3{ font-size: 1.35rem; }
p{ margin:0 0 1rem 0; color:#233647; }

.container-wide{ width:var(--container-wide); margin:0 auto; }
.container-narrow{ width:var(--container-narrow); margin:0 auto; }

.section{ padding:4rem 0; }
.section.section-muted{ background:var(--muted); }
.section.section-tight{ padding:2.75rem 0; }
.section.section-hero{ padding:0; position:relative; min-height:78vh; display:flex; align-items:center; }

.card{
  background:var(--card);
  border:1px solid rgba(217,226,236,.85);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
}
.card.pad{ padding:1.5rem; }
.card.pad-lg{ padding:2rem; }

.shadow-elevated{ box-shadow:var(--shadow-md); }
.badge{
  display:inline-flex; gap:.4rem; align-items:center;
  font-size:.85rem; padding:.25rem .6rem;
  border-radius:999px;
  background:rgba(47,79,111,.12);
  color:var(--primary);
  font-weight:600;
}

.btn{
  appearance:none; border:1px solid transparent;
  display:inline-flex; align-items:center; gap:.5rem;
  padding:.72rem 1rem;
  border-radius:10px;
  font-weight:700;
  cursor:pointer;
  transition:transform .05s ease, background .2s ease, border-color .2s ease;
  user-select:none;
}
.btn:active{ transform:translateY(1px); }
.btn-primary{ background:var(--primary); color:var(--primary-fg); }
.btn-primary:hover{ filter:brightness(.96); }
.btn-outline{ background:transparent; border-color:var(--divider); color:var(--fg); }
.btn-outline:hover{ background:rgba(47,79,111,.08); }
.btn-ghost{ background:transparent; color:var(--fg); }
.btn-ghost:hover{ background:rgba(0,0,0,.04); }
.btn-sm{ padding:.45rem .7rem; font-size:.9rem; border-radius:9px; }
.btn-block{ width:100%; justify-content:center; }

.tag{
  display:inline-flex; align-items:center;
  padding:.22rem .6rem;
  border-radius:999px;
  background:#e9eff6;
  color:#315977;
  font-size:.85rem;
  border:1px solid rgba(217,226,236,.9);
}
.tags{ display:flex; flex-wrap:wrap; gap:.5rem; }

.grid{ display:grid; gap:1.5rem; }
.grid.cols-2{ grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid.cols-3{ grid-template-columns: repeat(3, minmax(0,1fr)); }
@media (max-width: 920px){
  .grid.cols-3{ grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 680px){
  .grid.cols-2, .grid.cols-3{ grid-template-columns: 1fr; }
}

.navbar{
  position:sticky; top:0; z-index:50;
  background:rgba(247,249,252,.85);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid rgba(217,226,236,.8);
}
.navbar-inner{
  width:var(--container-wide); margin:0 auto;
  height:72px; display:flex; align-items:center; justify-content:space-between;
  gap:1rem;
}
.brand{
  font-family:var(--font-display);
  font-weight:800;
  color:var(--fg);
  letter-spacing:-.02em;
}
.nav-links{ display:flex; gap:1rem; align-items:center; }
.nav-links a{
  color:#2c3f52;
  padding:.45rem .5rem;
  border-radius:8px;
}
.nav-links a:hover{ background:rgba(47,79,111,.08); }
.nav-actions{ display:flex; gap:.6rem; align-items:center; }

.burger{ display:none; }
@media (max-width: 860px){
  .nav-links{ display:none; }
  .burger{ display:inline-flex; }
  .mobile-panel{
    display:none;
    border-top:1px solid rgba(217,226,236,.85);
    background:rgba(247,249,252,.98);
  }
  .mobile-panel.open{ display:block; }
  .mobile-panel a{
    display:block; padding:1rem; border-bottom:1px solid rgba(217,226,236,.65);
    color:#2c3f52;
  }
}

.hero-bg{
  position:absolute; inset:0;
  background-size:cover; background-position:center;
}
.hero-overlay{
  position:absolute; inset:0;
  background:linear-gradient(90deg, rgba(247,249,252,1) 0%, rgba(247,249,252,.96) 48%, rgba(247,249,252,.70) 100%);
}
.hero-content{ position:relative; padding:5rem 0; max-width: 760px; }
.kicker{ color:var(--primary); font-weight:700; letter-spacing:.06em; text-transform:none; }
.lead{ font-size:1.25rem; color:#2a3c4e; }

.footer{
  border-top:1px solid rgba(217,226,236,.8);
  padding:3rem 0;
  background: var(--bg);
}
.footer-grid{
  display:grid; gap:1.5rem;
  grid-template-columns: 2fr 1fr 1fr;
}
@media (max-width: 860px){
  .footer-grid{ grid-template-columns: 1fr; }
}
.small{ font-size:.92rem; color:var(--muted-fg); }

.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
@media (max-width: 680px){ .form-row{ grid-template-columns:1fr; } }

label{ font-weight:700; font-size:.95rem; color:#1e2f40; display:block; margin-bottom:.35rem; }
input, textarea, select{
  width:100%;
  padding:.75rem .85rem;
  border-radius:10px;
  border:1px solid rgba(217,226,236,.95);
  background: #fff;
  color: var(--fg);
  font: inherit;
}
textarea{ resize:vertical; min-height: 140px; }
input:focus, textarea:focus, select:focus{
  outline: 3px solid rgba(47,79,111,.18);
  border-color: rgba(47,79,111,.55);
}

.notice{
  border-left:4px solid rgba(47,79,111,.35);
  background: rgba(47,79,111,.06);
  padding:1rem 1rem;
  border-radius:12px;
}

.prose h2{ margin-top:2.2rem; }
.prose h3{ margin-top:1.6rem; }
.prose blockquote{
  margin:1.6rem 0;
  padding:.5rem 1rem;
  border-left:4px solid rgba(47,79,111,.35);
  color:var(--muted-fg);
  font-style:italic;
  background: rgba(47,79,111,.04);
  border-radius:10px;
}
.prose ul, .prose ol{ padding-left:1.25rem; }
.prose li{ margin:.35rem 0; }
.citation{
  font-size:.92rem;
  color:var(--muted-fg);
  font-style:italic;
  background: rgba(0,0,0,.03);
  padding:.6rem .8rem;
  border-left:4px solid rgba(90,103,114,.35);
  border-radius:10px;
}

.post-meta{
  display:flex; flex-wrap:wrap; gap:.75rem; align-items:center;
  color: var(--muted-fg); font-size:.95rem;
}

.hr{ height:1px; background:rgba(217,226,236,.9); border:0; margin:1.75rem 0; }

.toast{
  position:fixed; right:16px; bottom:16px;
  padding:.8rem 1rem;
  border-radius:12px;
  box-shadow: var(--shadow-md);
  background: var(--card);
  border:1px solid rgba(217,226,236,.9);
  max-width:min(420px, calc(100% - 2rem));
  display:none;
}
.toast.show{ display:block; }
.toast strong{ display:block; margin-bottom:.15rem; font-family:var(--font-display); }

.admin-shell{
  min-height:100vh;
  display:grid;
  grid-template-columns: 260px 1fr;
}
.admin-sidebar{
  background: var(--card);
  border-right:1px solid rgba(217,226,236,.85);
  padding:1.25rem;
  position:sticky; top:0; height:100vh;
}
.admin-main{ padding:2rem; }
@media (max-width: 960px){
  .admin-shell{ grid-template-columns: 1fr; }
  .admin-sidebar{ position:relative; height:auto; }
}


/* Persian (RTL) */
html[lang="fa"] body{
  direction: rtl;
  text-align: right;
  font-family: "Vazirmatn", Tahoma, Arial, sans-serif;
}
html[lang="fa"] .navbar-inner{flex-direction: row-reverse;}
html[lang="fa"] .nav-actions{flex-direction: row-reverse;}
html[lang="fa"] .footer-grid{direction: rtl;}