/* =============================================================
   site.css — alimazloum.com design system (v3, "sheet" layout)
   Fonts: Big Shoulders (display) + Inter (body)
   ============================================================= */
:root{
  --ink:#000000; --muted:#616161; --panel:#f2f2f2; --panel-2:#e3e3e3; --line:#e6e6e6;
  --bg:#ffffff; --accent:#0099ff; --green:#06ba06; --orange:#d14e12;
  --display:"Big Shoulders",Impact,"Arial Narrow",sans-serif;
  --body:Inter,"Segoe UI",Helvetica,Arial,sans-serif;
  --max:1180px; --pad:24px; --r:30px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.6;letter-spacing:-0.01em;-webkit-font-smoothing:antialiased}
a{color:var(--ink)}a:hover{color:var(--accent)}
img{max-width:100%}
h1,h2,h3,.disp{margin:0;font-family:var(--display);line-height:.95;letter-spacing:-0.01em;text-transform:uppercase;font-weight:800}
h4{margin:0;font-family:var(--display);font-weight:700;line-height:1.1}
p{margin:0}
input,textarea,button,select{font:inherit}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip-to-content{position:absolute;left:-9999px;top:8px;background:#000;color:#fff;padding:8px 12px;border-radius:6px;z-index:100}
.skip-to-content:focus{left:8px}
.muted{color:var(--muted)}
.small{font-size:13px}

/* ---------- containers & the sheet grid ---------- */
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad);width:100%}
.sheet{position:relative;border-left:1px solid var(--line);border-right:1px solid var(--line)}
.row{position:relative;border-bottom:1px solid var(--line)}
.row.top{border-top:1px solid var(--line)}
.x::before,.x::after{content:"\2726";position:absolute;top:-7px;font-size:11px;line-height:1;color:var(--ink)}
.x::before{left:-6px}.x::after{right:-6px}
.cell{padding:28px var(--pad)}
.cols{display:grid}
.c2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.c3{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.c4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.about-grid{grid-template-columns:minmax(220px,1fr) minmax(300px,2fr) minmax(220px,1fr)}
.bl{border-left:1px solid var(--line)}.br{border-right:1px solid var(--line)}.bb{border-bottom:1px solid var(--line)}.bt{border-top:1px solid var(--line)}
.panel{background:var(--panel)}
.title-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:36px var(--pad)}
.h-xl{font-size:clamp(48px,7vw,84px)}
.h-lg{font-size:clamp(32px,4vw,44px)}
.h-md{font-size:30px}
.h-sm{font-size:22px}

/* ---------- pills & buttons ---------- */
.pill{display:inline-flex;align-items:center;gap:8px;background:var(--panel);border-radius:var(--r);padding:9px 16px;font-size:13px;font-weight:500;text-decoration:none;color:var(--ink);white-space:nowrap}
.pill.disp{font-family:var(--display);font-weight:700;font-size:16px;text-transform:none;letter-spacing:0;line-height:1}
.pill.shadow{box-shadow:0 6px 16px rgba(0,0,0,.08)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:0;cursor:pointer;text-decoration:none;border-radius:var(--r);font-weight:600;font-size:13px;padding:13px 22px;background:var(--ink);color:#fff;box-shadow:0 6px 16px rgba(0,0,0,.18)}
.btn:hover{color:#fff;background:#1a1a1a}
.btn.accent{background:var(--accent);box-shadow:0 10px 24px rgba(0,153,255,.35)}
.btn.accent:hover{background:#0088e6}
.btn.light{background:#fff;color:var(--ink);box-shadow:0 6px 16px rgba(0,0,0,.08)}
.btn.light:hover{background:#f2f2f2;color:var(--ink)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block}
.dot.white{background:#fff}.dot.green{background:var(--green)}.dot.orange{background:var(--orange)}
.plus{width:34px;height:34px;border-radius:50%;border:1px solid var(--panel-2);display:inline-flex;align-items:center;justify-content:center;color:var(--muted);font-size:20px;line-height:1;background:#fff}
.chip{display:inline-block;background:var(--panel);border-radius:var(--r);padding:8px 14px;font-size:14px;font-weight:500}

/* ---------- nav ---------- */
.nav{max-width:var(--max);margin:0 auto;padding:16px var(--pad) 0;display:grid;grid-template-columns:1fr auto 1fr;align-items:start;gap:16px}
.nav-left,.nav-right{display:flex;align-items:center;gap:14px}
.nav-right{justify-content:flex-end}
.nav-links{display:flex;align-items:flex-start;gap:22px;font-size:14px;font-weight:500}
.nav-links a{text-decoration:none;color:var(--muted);padding-top:14px}
.nav-links a.active{color:var(--accent)}
.nav-home{display:flex;flex-direction:column;align-items:center;gap:6px;text-decoration:none;padding-top:0!important}
.nav-home .ring{width:48px;height:48px;border-radius:50%;border:1.5px dashed #c9c9c9;padding:3px;display:block}
.nav-home.active .ring{border-color:var(--accent)}
.nav-home img{width:100%;height:100%;border-radius:50%;object-fit:cover;display:block}
.nav-home span.lbl{font-family:var(--display);font-weight:700;font-size:14px;color:var(--muted)}
.nav-home.active span.lbl{color:var(--accent)}
.nav-social{display:inline-flex;width:30px;height:30px;align-items:center;justify-content:center;color:#0a66c2}
.theme{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:var(--r);padding:5px 8px;font-size:12px;color:var(--muted)}
.theme i{width:14px;height:14px;border-radius:50%;background:var(--ink);display:inline-block}
.burger{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.burger span{display:block;width:18px;height:2px;background:var(--ink)}
.mobile-menu{display:none;max-width:var(--max);margin:8px auto 0;padding:0 var(--pad)}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:12px 0;border-top:1px solid var(--line);text-decoration:none;font-family:var(--display);font-weight:700;font-size:18px}
@media (max-width:820px){
  .nav{grid-template-columns:auto 1fr auto}
  .nav-left .btn{display:none}
  .burger{display:flex}
  .nav-links a:not(.nav-home){display:none}
}

/* ---------- hero ---------- */
.hero{text-align:center;padding:12px var(--pad) 0}
.hero .tag{margin-top:-26px;position:relative}
.hero-line{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px 28px;padding:28px 0 16px}
.hero-line h1{font-size:clamp(52px,6.8vw,100px)}
.hero-line img{width:clamp(64px,7.5vw,108px);height:clamp(64px,7.5vw,108px);border-radius:50%;object-fit:cover;flex:none}
.hero p{font-size:16px;color:var(--muted);max-width:52ch;margin:0 auto;padding-bottom:28px}
.hero-cta{position:relative;border-top:1px solid var(--line);margin:0 calc(-1 * var(--pad));padding:20px var(--pad) 40px}

/* ---------- project cards ---------- */
.pcards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.pcard{display:block;text-decoration:none;color:#fff;padding:24px;min-width:0;border-right:1px solid var(--line)}
.pcard:last-child{border-right:0}
.pcard .art{aspect-ratio:4/3;border-radius:24px;background:#1b1b1b;padding:24px;display:flex;flex-direction:column;justify-content:space-between;min-width:0;background-size:cover;background-position:center;position:relative;overflow:hidden}
.pcard .art.photo::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.65))}
.pcard .art>*{position:relative}
.pcard .num{font-family:var(--display);font-size:clamp(44px,5vw,64px);font-weight:800;line-height:1}
.pcard .name{font-family:var(--display);font-size:28px;font-weight:700;line-height:1.05}
.pcard:hover{color:#fff}

/* ---------- stats & lists ---------- */
.stat{padding:28px var(--pad);border-bottom:1px solid var(--line)}
.stat b{font-family:var(--display);font-size:40px;font-weight:800;line-height:1;display:block}
.stat span{font-size:13px;color:var(--muted)}
.subhead{position:relative;padding:14px var(--pad);background:var(--panel);border-bottom:1px solid var(--line)}
.subhead h4{font-size:20px}
.stack{padding:22px var(--pad);border-bottom:1px solid var(--line);display:flex;gap:12px;align-items:center}
.stack .ic{width:30px;height:30px;border-radius:8px;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex:none}
.stack b{display:block;font-weight:600;font-size:14px;line-height:1.2}
.stack span{font-size:12px;color:var(--muted)}
.exp{padding:22px var(--pad);border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.exp b{font-weight:600;font-size:14px}
.exp .kv{display:flex;justify-content:space-between;gap:12px;font-size:12px;border-top:1px solid var(--line);padding-top:8px}
.exp .kv span:first-child{color:var(--muted)}
.svc{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:16px 24px;padding:22px var(--pad);border-bottom:1px solid var(--line)}
.svc .n{font-family:var(--display);font-weight:700;font-size:18px}
.svc h3{font-size:30px;font-weight:700;min-width:0}
a.svc{text-decoration:none;color:var(--ink)}a.svc:hover{color:var(--ink);background:var(--panel)}a.svc:hover .plus{background:var(--ink);color:#fff;border-color:var(--ink)}
@media (max-width:640px){.svc{grid-template-columns:auto 1fr}.svc .pill,.svc .plus{display:none}}
.calc{display:flex;flex-direction:column;gap:6px;padding:24px;text-decoration:none;color:var(--ink);border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-width:0}
.calc .k{font-size:12px;color:var(--muted)}
.calc .t{font-family:var(--display);font-size:30px;font-weight:700;text-transform:uppercase}
.calc .d{font-size:13px;color:var(--muted)}
.calc:hover{background:var(--panel)}

/* ---------- marquee ---------- */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0}
.marquee .track{display:flex;align-items:center;gap:64px;width:max-content;animation:mq 28s linear infinite}
.marquee .big{font-family:var(--display);font-size:clamp(56px,8vw,110px);font-weight:800;line-height:1;text-transform:uppercase;white-space:nowrap}
.marquee .sub{font-size:13px;color:var(--muted);max-width:5ch;line-height:1.3}
.marquee .arrow{width:70px;height:70px;border-radius:50%;background:var(--ink);color:#fff;display:inline-flex;align-items:center;justify-content:center;flex:none}
@keyframes mq{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marquee .track{animation:none}}

/* ---------- process / faq / contact ---------- */
.step{padding:120px var(--pad);border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.step .n{font-family:var(--display);font-weight:700;font-size:16px}
.step h4{font-size:28px}
.step p{color:var(--muted);font-size:14px;max-width:40ch}
@media (max-width:820px){.step{padding:48px var(--pad)}}
.sticky-card{position:sticky;top:24px;background:var(--panel);border-radius:var(--r);padding:40px 28px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px}
.faq-q{display:flex;align-items:center;gap:10px}
.faq-q .q{background:var(--ink);color:#fff;border-radius:var(--r);padding:9px 16px;font-size:13px;font-weight:500}
.faq-a{font-size:13px;color:var(--muted);max-width:50ch;padding:0 0 8px 16px}
details.faq summary{list-style:none;cursor:pointer}
details.faq summary::-webkit-details-marker{display:none}
.ico-cell{padding:20px var(--pad);display:flex;flex-direction:column;gap:4px;min-width:0}
.ico-cell b{font-family:var(--display);font-weight:700;font-size:15px}
.ico-cell span{font-size:13px;color:var(--muted);word-break:break-word}
.form{background:var(--panel);border-radius:var(--r);padding:28px;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.form label{font-size:13px;font-weight:500;display:block;margin-bottom:6px}
.form input[type=text],.form input[type=email],.form textarea{width:100%;padding:13px 16px;border:0;border-radius:20px;background:#fff}
.form .full{grid-column:1 / -1}
.form .checks{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:8px 16px;font-size:14px}
.form .checks label{display:flex;gap:8px;align-items:center;margin:0;font-weight:400}
.notice{background:var(--panel);border-radius:20px;padding:14px 18px;font-size:14px}
.notice.ok{background:#e3f3e9}.notice.err{background:#fbe4e4}

/* ---------- footer ---------- */
.footer{max-width:var(--max);margin:0 auto;padding:0 var(--pad) 40px;width:100%}
.footer .grid{position:relative;border:1px solid var(--line);border-top:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.footer .col{padding:24px;border-right:1px solid var(--line);min-width:0;display:flex;flex-direction:column;gap:10px}
.footer .col:last-child{border-right:0}
.footer .wordmark{font-family:var(--display);font-weight:800;font-size:26px;text-transform:uppercase}
.footer .links a{display:flex;justify-content:space-between;align-items:center;padding:14px 24px;border-bottom:1px solid var(--line);text-decoration:none;font-family:var(--display);font-weight:700;font-size:15px}
.footer .links a:last-child{border-bottom:0}
.footer .links{padding:0}
.footer .disp-link{text-decoration:none;font-family:var(--display);font-weight:700;font-size:15px}
.copy-email{cursor:pointer;background:none;border:0;padding:0;text-align:left;font-family:var(--display);font-weight:700;font-size:18px;word-break:break-all}

/* ---------- articles ---------- */
.post-row{display:grid;grid-template-columns:120px 1fr auto;gap:12px 24px;align-items:center;padding:24px var(--pad);border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}
.post-row h3{font-size:30px;font-weight:700}
.post-row .d{font-size:14px;color:var(--muted);font-weight:500}
.post-row p{color:var(--muted);font-size:14px}
@media (max-width:640px){.post-row{grid-template-columns:1fr}}
.prose{max-width:68ch;font-size:17px;line-height:1.7;display:flex;flex-direction:column;gap:18px}
.prose h3{font-family:var(--body);text-transform:none;font-weight:600;font-size:24px;letter-spacing:-0.02em;line-height:1.25;padding-top:6px}
.prose a{text-decoration:underline}
.comment{padding:20px var(--pad);border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:6px}
.comment .who{display:flex;gap:10px;align-items:baseline}
.comment .who b{font-weight:600}
.comment .who span{font-size:12px;color:var(--muted)}
.comment p{font-size:14px}

/* ---------- photo grid ---------- */
.photos{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));grid-auto-rows:240px;grid-auto-flow:dense;gap:16px;padding:0 0 24px}
.photos figure{margin:0;position:relative;border-radius:var(--r);overflow:hidden;background:var(--panel);min-width:0}
.photos img{width:100%;height:100%;object-fit:cover;display:block}
.photos figcaption{position:absolute;left:20px;bottom:20px;background:#fff;border-radius:var(--r);padding:8px 14px;font-size:13px;font-weight:500}
.photos .w2{grid-column:span 2}.photos .h2{grid-row:span 2}
@media (max-width:640px){.photos .w2{grid-column:span 1}}
.card{background:var(--panel);border-radius:var(--r);padding:32px;display:flex;flex-direction:column;gap:10px}
.card .big{font-family:var(--display);font-size:64px;font-weight:800;line-height:1}
.card h3{font-size:30px;font-weight:700}
.card p{color:var(--muted);font-size:15px}
.band{background:var(--ink);color:#fff;border-radius:var(--r);padding:48px 40px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px 40px}
.band p{color:#bdbdbd;font-size:17px}
.band h3{font-size:44px}

/* ---------- chat widget ---------- */
.chat-toggle{position:fixed;right:20px;bottom:20px;width:56px;height:56px;border-radius:50%;background:var(--ink);color:#fff;border:0;font-size:22px;cursor:pointer;box-shadow:0 10px 24px rgba(0,0,0,.25);z-index:50}
.chat-panel{position:fixed;right:20px;bottom:88px;width:min(360px,calc(100vw - 40px));height:460px;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:0 20px 50px rgba(0,0,0,.2);display:none;flex-direction:column;overflow:hidden;z-index:50}
.chat-header{display:flex;align-items:center;gap:10px;padding:14px 16px;background:var(--ink);color:#fff;font-weight:600;font-size:14px}
.chat-header-icon{color:var(--accent)}
.chat-messages{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:8px;background:#fafafa}
.chat-bubble{max-width:85%;padding:10px 14px;border-radius:18px;font-size:14px;line-height:1.45}
.chat-bubble.assistant{background:var(--panel);align-self:flex-start}
.chat-bubble.user{background:var(--ink);color:#fff;align-self:flex-end}
.chat-typing{display:flex;gap:4px;padding:8px 12px}
.typing-dot{width:6px;height:6px;border-radius:50%;background:#999;animation:blink 1s infinite}
.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,80%,100%{opacity:.2}40%{opacity:1}}
.chat-input-bar{display:flex;gap:8px;padding:10px;border-top:1px solid var(--line)}
.chat-input{flex:1;border:1px solid var(--line);border-radius:var(--r);padding:10px 14px}
.chat-send{border:0;background:var(--ink);color:#fff;border-radius:50%;width:40px;height:40px;cursor:pointer}

/* ---------- calculators on the old inner styles ---------- */
.legacy .section-calculators{padding-top:48px!important}
.legacy .breadcrumb{position:static;padding:12px 0 0}

/* ---------- late fixes ---------- */
@media (max-width:900px){
  .about-grid{grid-template-columns:1fr}
  .about-grid .br,.about-grid .bl{border-left:0;border-right:0}
  .pcard{border-right:0;border-bottom:1px solid var(--line)}
}
.about-photo{object-position:45% 35%}
.legacy{font-family:var(--body)}
.legacy h1,.legacy h2,.legacy h3,.legacy h4{font-family:var(--display)!important;text-transform:uppercase;letter-spacing:-0.01em}
.legacy .section-label{font-family:var(--body)}