/* Adel Farhan blog — v3 (sidebar + grid) */
:root{
  --ink:#101820;
  --text:#2A3442;
  --muted:#758092;
  --soft:#5B6676;
  --line:#E8EDF2;
  --line-2:#D5DCE5;
  --blue:#1769FF;
  --tile:#E9EEF5;
  --font:"IBM Plex Sans Arabic",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--ink);font-family:var(--font);font-size:1rem;line-height:1.9}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;line-height:1.6}
p{margin:0}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;top:-60px;right:12px;z-index:60;background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px}
.skip-link:focus{top:12px}

/* shell */
.shell{display:flex;gap:56px;width:min(100% - 48px,1000px);margin-inline:auto;padding-block:56px 40px;align-items:flex-start}
.content{flex:1;min-width:0;max-width:768px}
.side{flex:none;width:176px;position:sticky;top:48px;display:flex;flex-direction:column;align-items:flex-start}
.logo{display:block;width:44px;height:44px;border-radius:12px;overflow:hidden;background:#0A0D13}
.logo img{width:100%;height:100%;object-fit:cover;object-position:46% 14%}
.side .logo{margin-bottom:24px}
.side-link{color:var(--muted);line-height:2.3;transition:color .15s}
.side-link:hover{color:var(--ink)}
.side-note{margin-top:10px;font-size:.82rem;color:var(--muted);line-height:1.8;max-width:150px}
.pill{display:inline-flex;align-items:center;border-radius:999px;background:var(--ink);color:#fff;padding:4px 18px;font-weight:500;font-size:.9rem;line-height:1.9}
.pill-line{margin-top:28px;background:transparent;color:var(--ink);border:1px solid var(--line-2)}
.pill-line:hover{border-color:var(--ink)}

/* topbar (mobile) */
.topbar{display:none}

/* intro */
.intro{padding-bottom:40px}
.intro h1{font-size:2.5rem;font-weight:700;line-height:1.5}
.intro-sub{color:var(--muted);font-weight:500}
.intro-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:24px}
.intro-count{color:var(--muted);font-size:.9rem}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 24px;border-radius:999px;font-weight:600;font-size:.94rem;border:1px solid transparent;line-height:1.6}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#26323F}
.btn-line{border-color:var(--line-2);color:var(--ink);font-weight:500}
.btn-line:hover{border-color:var(--ink)}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:#0F57D9}

/* blocks */
.block{border-top:1px solid var(--line);padding-block:40px}
.block-label{font-size:.88rem;color:var(--muted)}
.block-title{font-size:1.375rem;font-weight:700}
.prose{margin-top:10px;color:var(--text)}
.pinned-link{display:block;margin-top:6px}
.pinned-title{display:block;font-size:1.625rem;font-weight:700;line-height:1.6}
.pinned-excerpt{display:block;margin-top:4px;color:var(--soft)}
.pinned-link:hover .pinned-title,.latest-link:hover .latest-title,.card-link:hover .card-title{color:var(--blue)}
.latest-link{display:flex;gap:20px;align-items:center;margin-top:10px}
.latest-image{flex:none;width:190px;aspect-ratio:3/2;object-fit:cover;border-radius:12px;background:var(--tile)}
.latest-text{display:block;min-width:0}
.latest-title{display:block;font-size:1.25rem;font-weight:700;line-height:1.7}

/* tags + grid */
.tag-filter{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px;font-size:.88rem}
.tag-filter a{border:1px solid var(--line);color:var(--soft);border-radius:999px;padding:1px 16px;line-height:1.9}
.tag-filter a:hover{border-color:var(--ink);color:var(--ink)}
.tag-filter a.is-current{background:var(--ink);border-color:var(--ink);color:#fff}
.post-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 20px;margin-top:20px}
.card-link{display:block}
.card-image{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:12px;background:var(--tile)}
.card-image-empty{display:block}
.card-meta{display:block;margin-top:10px;font-size:.82rem;color:var(--muted)}
.card-title{font-size:1.125rem;font-weight:700;line-height:1.7}
.empty{grid-column:1/-1;color:var(--muted)}
.pagination{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:28px;font-size:.92rem}
.pagination-link{font-weight:600;color:var(--blue)}
.pagination-count{color:var(--muted)}

/* subscribe (light) */
.subscribe{margin-top:16px}
.subscribe-row{display:flex;gap:10px}
.subscribe-input{flex:1;min-width:0;height:48px;border-radius:999px;border:1px solid var(--line-2);background:#fff;color:var(--ink);padding:0 20px;font:inherit;font-size:1rem}
.subscribe-button{height:48px;border:0;border-radius:999px;background:var(--ink);color:#fff;font:inherit;font-weight:600;padding:0 26px;cursor:pointer;white-space:nowrap}
.subscribe-button:hover{background:#26323F}
.subscribe-note{margin-top:8px;font-size:.84rem;color:var(--muted)}
.subscribe .when-loading,.subscribe-success,.subscribe-error{display:none}
.subscribe.loading .when-idle{display:none}
.subscribe.loading .when-loading{display:inline}
.subscribe.loading .subscribe-button{opacity:.7;pointer-events:none}
.subscribe.success .subscribe-row,.subscribe.success .subscribe-note{display:none}
.subscribe-success{padding:14px 18px;border-radius:14px;background:#E6F6EC;color:#14532D;font-size:.95rem}
.subscribe.success .subscribe-success{display:block}
.subscribe-error{margin-top:10px;padding:10px 14px;border-radius:12px;background:#FDECEC;color:#991B1B;font-size:.9rem}
.subscribe.error .subscribe-error{display:block}

/* dots */
.dots-block{padding-bottom:8px}
.dots{height:150px;border-radius:8px;background-image:radial-gradient(circle,var(--ink) 2px,transparent 2.6px);background-size:16px 16px;opacity:.85}

/* article */
.article{max-width:680px}
.article-tag{color:var(--blue);font-weight:600;font-size:.92rem}
.article-header h1{font-size:clamp(1.7rem,4vw,2.3rem);line-height:1.65;font-weight:700;margin-top:4px}
.article-lead{margin-top:10px;font-size:1.15rem;color:var(--soft);line-height:2}
.article-meta{display:flex;gap:16px;margin-top:12px;font-size:.86rem;color:var(--muted)}
.article-cover{margin:28px 0 0}
.article-cover img{width:100%;border-radius:14px}
.article-cover figcaption{margin-top:8px;font-size:.84rem;color:var(--muted);text-align:center}
.article-content{margin-top:32px;font-size:1.125rem;line-height:2.1;color:var(--text)}
.article-content>*+*{margin-top:1.15em}
.article-content h2{font-size:1.5rem;margin-top:2em;color:var(--ink)}
.article-content h3{font-size:1.25rem;margin-top:1.7em;color:var(--ink)}
.article-content a{color:var(--blue);text-underline-offset:4px;text-decoration:underline}
.article-content img{border-radius:12px}
.article-content blockquote{margin-inline:0;padding-inline-start:20px;border-inline-start:3px solid var(--ink);font-weight:500}
.article-content ul,.article-content ol{padding-inline-start:1.4em}
.article-content li+li{margin-top:.4em}
.article-content hr{border:0;border-top:1px solid var(--line);margin-block:2.4em}
.article-content pre{direction:ltr;text-align:left;overflow:auto;padding:16px;background:var(--ink);color:#e8edf5;border-radius:10px;font-size:.9rem;line-height:1.7}
.article-content figure{margin-inline:0}
.article-content figcaption{margin-top:6px;font-size:.84rem;color:var(--muted);text-align:center}
.kg-width-wide,.kg-width-full{margin-inline:0}
.kg-width-wide img,.kg-width-full img{width:100%}
.article-end{margin-top:56px;padding-top:32px;border-top:1px solid var(--line)}
.article-end h2{font-size:1.25rem;font-weight:700}
.article-book{margin-top:16px;font-size:.92rem;color:var(--soft)}
.article-book a{color:var(--blue);text-decoration:underline;text-underline-offset:4px}
.archive-header{padding-bottom:24px}
.archive-header h1{font-size:2rem;font-weight:700}
.archive-header p{margin-top:8px;color:var(--soft)}
.error-page{padding-block:48px}
.error-page h1{font-size:2rem;font-weight:700}
.error-page p{margin:10px 0 24px;color:var(--soft)}

/* footer */
.site-footer{width:min(100% - 48px,1000px);margin-inline:auto;border-top:1px solid var(--line);padding-block:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.86rem;color:var(--muted)}
.site-footer ul{display:flex;gap:16px;list-style:none;margin:0;padding:0}

/* tablet + mobile */
@media(max-width:900px){
  .shell{display:block;width:min(100% - 32px,768px);padding-block:12px 32px}
  .side{display:none}
  .topbar{display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:40;background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:8px 16px;border-bottom:1px solid var(--line)}
  .topbar .logo{width:34px;height:34px;border-radius:9px;flex:none}
  .topbar-nav{display:flex;gap:18px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none;font-size:.9rem;color:var(--soft);white-space:nowrap}
  .topbar-nav::-webkit-scrollbar{display:none}
  .topbar-nav a{padding:6px 0}
  .pill{flex:none;padding:2px 16px;font-size:.85rem}
  .site-footer{width:min(100% - 32px,768px)}
}
@media(max-width:640px){
  body{font-size:.98rem}
  .intro{padding-block:20px 28px}
  .intro h1{font-size:1.75rem}
  .block{padding-block:30px}
  .pinned-title{font-size:1.3rem}
  .latest-link{flex-direction:column;align-items:stretch;gap:10px}
  .latest-image{width:100%}
  .post-grid{gap:22px 12px}
  .card-title{font-size:.95rem;line-height:1.7}
  .card-meta{font-size:.74rem;margin-top:8px}
  .card-image{border-radius:10px}
  .subscribe-row{flex-direction:column}
  .subscribe-input,.subscribe-button{width:100%;flex:none}
  .article-content{font-size:1.05rem}
}