/*
Theme Name: OSDeveloper Portfolio
Theme URI: https://osdeveloper.io
Author: Osama Sana
Author URI: https://osdeveloper.io
Description: A monochrome, dark, creative & bold one-page portfolio theme for a website & IT service provider. Elementor-compatible, responsive, and fast. Built for Osama Sana.
Version: 2.6.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: osdeveloper
Tags: portfolio, one-page, dark, monochrome, elementor, developer, custom-logo, custom-menu, featured-images, translation-ready
*/

/* ============================================================
   OSDeveloper — Osama Sana Portfolio  ·  v2
   Monochrome · dark · creative & bold. No color, on purpose.
   ============================================================ */

:root{
  --ink:#0A0A0A;
  --ink-2:#0F0F0F;
  --panel:#141414;
  --panel-2:#1B1B1B;
  --line:rgba(255,255,255,.12);
  --line-soft:rgba(255,255,255,.07);
  --white:#F7F7F5;
  --grey:#9C9C98;
  --grey-2:#6A6A66;
  --navy:#16233F;
  --navy-light:#2E4A82;

  --font-display:"Syne",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --font-body:"Space Grotesk",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --maxw:1240px;
  --radius:4px;
  --ease:cubic-bezier(.16,.84,.44,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--ink);
  color:var(--white);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:var(--white);color:var(--ink)}
:focus-visible{outline:2px solid var(--white);outline-offset:3px}

/* scroll progress */
.scroll-progress{position:fixed;top:0;left:0;height:3px;width:0%;background:linear-gradient(90deg,var(--navy-light),var(--white));z-index:110;transition:width .12s linear}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
.mono{font-family:var(--font-mono)}
.stroke{color:transparent;-webkit-text-stroke:1.5px var(--white);text-stroke:1.5px var(--white)}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:.4s var(--ease)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:82px}
.nav.scrolled{background:rgba(10,10,10,.72);backdrop-filter:blur(16px);border-bottom:1px solid var(--line-soft)}
.logo{font-family:var(--font-display);font-weight:800;font-size:1.3rem;letter-spacing:-.03em}
.logo .dot{opacity:.4}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{font-family:var(--font-mono);font-size:.82rem;letter-spacing:.04em;text-transform:uppercase;color:var(--grey);transition:.2s}
.nav-links a:hover{color:var(--white)}
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-mono);font-weight:500;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;padding:14px 26px;border-radius:999px;border:1px solid var(--white);cursor:pointer;transition:.3s var(--ease);background:transparent;color:var(--white)}
.btn-solid{background:var(--white);color:var(--ink)}
.btn-solid:hover{background:var(--navy);color:var(--white);border-color:var(--navy-light);box-shadow:0 0 0 1px var(--navy-light),0 10px 30px -8px rgba(46,74,130,.55)}
.btn-ghost{background:transparent;color:var(--white);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--white);background:var(--white);color:var(--ink)}
.nav-links .btn{padding:12px 22px}
.nav-toggle{display:none;background:none;border:0;color:var(--white);font-size:1.6rem;cursor:pointer}

/* ---------- hero ---------- */
.hero{position:relative;padding:170px 0 70px;background:radial-gradient(ellipse 1400px 700px at 50% -12%,rgba(22,35,63,.5),transparent 65%)}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:var(--font-mono);font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;color:var(--grey)}
.eyebrow .live{width:8px;height:8px;border-radius:50%;background:var(--white);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}
.hero-title{font-family:var(--font-display);font-weight:800;font-size:clamp(3.4rem,15vw,12rem);line-height:.86;letter-spacing:-.04em;margin:26px 0 0;text-transform:uppercase}
.hero-title .l2{display:block}
.hero-lower{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:end;margin-top:48px;border-top:1px solid var(--line);padding-top:34px}
.hero-lead{max-width:46ch;font-size:1.18rem;color:var(--grey)}
.hero-lead b{color:var(--white);font-weight:600}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}

/* rotating seal signature */
.seal{position:relative;width:150px;height:150px;flex-shrink:0}
.seal svg{width:100%;height:100%;animation:spin 18s linear infinite}
.seal .seal-ring{fill:none;stroke:var(--navy-light);stroke-width:1.5;opacity:.55}
.seal text{font-family:var(--font-mono);font-size:9.2px;letter-spacing:3.2px;fill:var(--grey);text-transform:uppercase}
.seal .core{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--navy-light)}
@keyframes spin{to{transform:rotate(360deg)}}

/* marquee */
.marquee{margin-top:66px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0;overflow:hidden;white-space:nowrap;position:relative}
.marquee::before,.marquee::after{content:"";position:absolute;top:0;bottom:0;width:120px;z-index:2}
.marquee::before{left:0;background:linear-gradient(90deg,var(--ink),transparent)}
.marquee::after{right:0;background:linear-gradient(270deg,var(--ink),transparent)}
.marquee-track{display:inline-flex;gap:38px;animation:scroll 34s linear infinite}
.marquee-track span{font-family:var(--font-display);font-weight:700;font-size:1.25rem;color:var(--grey-2);letter-spacing:-.01em;text-transform:uppercase}
.marquee-track span.on{color:var(--white)}
.marquee-track .sep{color:var(--grey-2);font-weight:400}
@keyframes scroll{to{transform:translateX(-50%)}}

/* positioning statement */
.positioning{font-family:var(--font-display);font-weight:700;font-size:clamp(1.3rem,3vw,2rem);line-height:1.3;letter-spacing:-.02em;max-width:32ch;color:var(--white)}
.positioning-sub{margin-top:14px;font-family:var(--font-mono);font-size:.8rem;color:var(--grey-2);text-transform:uppercase;letter-spacing:.05em}

/* ---------- section shell ---------- */
.section{padding:110px 0;position:relative}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:60px;border-bottom:1px solid var(--line);padding-bottom:22px}
.sec-tag{font-family:var(--font-mono);font-size:.8rem;color:var(--grey);letter-spacing:.08em;text-transform:uppercase}
.sec-head h2{font-family:var(--font-display);font-weight:800;font-size:clamp(2rem,5vw,3.6rem);letter-spacing:-.03em;line-height:.98;text-transform:uppercase}
.sec-head .idx{font-family:var(--font-mono);font-size:.8rem;color:var(--grey-2)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr)}
.stat{padding:8px 24px;border-left:1px solid var(--line)}
.stat:first-child{padding-left:0;border-left:0}
.stat .num{font-family:var(--font-display);font-weight:800;font-size:clamp(2.4rem,5vw,3.6rem);line-height:1;letter-spacing:-.03em;white-space:nowrap}
.stat .lbl{font-family:var(--font-mono);color:var(--grey);font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;margin-top:12px}

/* about */
.about-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:start}
.about-lead{font-family:var(--font-display);font-weight:700;font-size:clamp(1.5rem,3vw,2.2rem);line-height:1.2;letter-spacing:-.02em;margin-bottom:28px}
.about-grid p{color:var(--grey);margin-bottom:16px;font-size:1.06rem}
.about-grid p b{color:var(--white);font-weight:600}
.id-card{border:1px solid var(--line);padding:30px}
.id-row{display:flex;justify-content:space-between;padding:15px 0;border-bottom:1px solid var(--line-soft);font-size:.95rem}
.id-row:last-child{border-bottom:0}
.id-row .k{font-family:var(--font-mono);font-size:.78rem;color:var(--grey-2);text-transform:uppercase}
.id-row .v{font-weight:600;text-align:right}
.id-row .v .live{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--white);margin-right:7px;animation:pulse 2.4s infinite}

/* services */
.svc{border-top:1px solid var(--line)}
.svc-row{display:grid;grid-template-columns:60px 1fr 1.4fr;gap:28px;align-items:center;padding:32px 12px;border-bottom:1px solid var(--line-soft);transition:.35s var(--ease);position:relative}
.svc-row:hover{background:var(--white);color:var(--ink);padding-left:28px}
.svc-row .n{font-family:var(--font-mono);font-size:.85rem;color:var(--grey-2)}
.svc-row:hover .n{color:var(--ink)}
.svc-row h3{font-family:var(--font-display);font-weight:700;font-size:1.5rem;letter-spacing:-.02em}
.svc-row p{color:var(--grey);font-size:1rem}
.svc-row:hover p{color:var(--ink)}

/* skills */
.skill-groups{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.skill-group{background:var(--ink);padding:30px}
.skill-group h4{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:var(--grey);margin-bottom:18px}
.chips{display:flex;flex-wrap:wrap;gap:9px}
.chip{font-family:var(--font-mono);font-size:.82rem;padding:8px 13px;border:1px solid var(--line);color:var(--white);transition:.2s;border-radius:999px}
.chip:hover{background:var(--white);color:var(--ink)}

/* work — mockup showcase grid */
.showcase-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.showcase-grid>:last-child:nth-child(odd),.skill-groups>:last-child:nth-child(odd){grid-column:1/-1}
.showcase-card{display:block;border:1px solid var(--line);background:var(--panel);border-radius:8px;overflow:hidden;transition:border-color .3s var(--ease),transform .15s linear;transform-style:preserve-3d;will-change:transform}
.showcase-card:hover{border-color:var(--navy-light);box-shadow:0 0 0 1px var(--navy-light),0 24px 60px -24px rgba(22,35,63,.65)}
.mock-bar{display:flex;align-items:center;gap:6px;padding:12px 14px;background:var(--panel-2);border-bottom:1px solid var(--line-soft)}
.mock-bar i{width:9px;height:9px;border-radius:50%;background:var(--grey-2);display:block}
.mock-url{margin-left:8px;font-family:var(--font-mono);font-size:.75rem;color:var(--grey);font-style:normal;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mock-frame{position:relative;aspect-ratio:16/10;overflow:hidden;background:repeating-linear-gradient(0deg,transparent 0 23px,var(--line-soft) 23px 24px),repeating-linear-gradient(90deg,transparent 0 42px,var(--line-soft) 42px 43px),var(--ink-2)}
.mock-fallback{position:absolute;inset:0;z-index:1;display:flex;align-items:center;justify-content:center;padding:0 20px;font-family:var(--font-display);font-weight:800;font-size:1.6rem;letter-spacing:-.02em;color:var(--white);text-transform:uppercase;text-align:center}
.mock-frame img{position:relative;z-index:2;width:100%;height:100%;object-fit:cover;object-position:top;filter:grayscale(1) contrast(1.05) brightness(.92);transition:filter .5s var(--ease),object-position 8s var(--ease)}
.showcase-card:hover .mock-frame img{filter:grayscale(0) contrast(1) brightness(1);object-position:bottom}
.mock-caption{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 22px}
.mock-caption .mn{font-family:var(--font-display);font-weight:700;font-size:1.2rem;letter-spacing:-.02em}
.mock-caption .mc{font-family:var(--font-mono);font-size:.76rem;color:var(--grey);text-transform:uppercase;letter-spacing:.03em;margin-top:5px}
.mock-caption .marr{font-size:1.4rem;flex-shrink:0;transition:.3s var(--ease)}
.showcase-card:hover .marr{transform:translate(5px,-5px)}
@media(pointer:coarse){.showcase-card{transform:none!important}}

.work-more{text-align:center;margin-top:34px;font-family:var(--font-mono);font-size:.85rem;color:var(--grey-2)}
.wsec-row{font-family:var(--font-mono);font-size:.85rem;color:var(--grey-2);border-bottom:1px solid transparent;transition:.2s}
.wsec-row:hover{color:var(--white);border-color:var(--grey-2)}

/* testimonials */
.tmt-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.tmt{background:var(--ink);padding:32px;display:flex;flex-direction:column;gap:18px;transition:.35s var(--ease)}
.tmt:hover{background:var(--navy);color:var(--white)}
.tmt .stars{letter-spacing:4px;font-size:.95rem}
.tmt .q{font-family:var(--font-display);font-weight:600;font-size:1.14rem;line-height:1.42;letter-spacing:-.01em;flex:1}
.tmt .who{border-top:1px solid var(--line-soft);padding-top:16px}
.tmt:hover .who{border-color:rgba(255,255,255,.15)}
.tmt .who .nm{font-family:var(--font-display);font-weight:700;font-size:1rem}
.tmt .who .rl{font-family:var(--font-mono);font-size:.74rem;color:var(--grey);text-transform:uppercase;margin-top:3px}
.tmt .who .vb{font-family:var(--font-mono);font-size:.68rem;color:var(--grey-2);text-transform:uppercase;letter-spacing:.06em;margin-top:6px}

/* timeline */
.timeline{border-top:1px solid var(--line)}
.tl-item{display:grid;grid-template-columns:220px 1fr;gap:40px;padding:38px 0;border-bottom:1px solid var(--line-soft)}
.tl-when{font-family:var(--font-mono);font-size:.85rem;color:var(--grey);letter-spacing:.03em}
.tl-item h3{font-family:var(--font-display);font-weight:700;font-size:1.4rem;letter-spacing:-.02em;margin-bottom:4px}
.tl-item .co{color:var(--grey);font-family:var(--font-mono);font-size:.85rem;margin-bottom:16px}
.tl-item ul{list-style:none;display:grid;gap:9px}
.tl-item li{color:var(--grey);font-size:1rem;padding-left:22px;position:relative}
.tl-item li::before{content:"—";position:absolute;left:0;color:var(--grey-2)}

/* certs */
.certs{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:1px}
.cert{background:var(--ink);padding:26px}
.cert .t{font-family:var(--font-display);font-weight:700;font-size:1.1rem;margin-bottom:6px}
.cert .s{color:var(--grey);font-family:var(--font-mono);font-size:.8rem}

/* contact */
.contact-big{font-family:var(--font-display);font-weight:800;font-size:clamp(2.6rem,10vw,8rem);line-height:.9;letter-spacing:-.04em;text-transform:uppercase;margin-bottom:44px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contact-list{display:grid;gap:0;border-top:1px solid var(--line)}
.c-row{display:flex;justify-content:space-between;align-items:center;padding:22px 6px;border-bottom:1px solid var(--line);transition:.3s var(--ease)}
.c-row:hover{padding-left:16px}
.c-row .k{font-family:var(--font-mono);font-size:.78rem;color:var(--grey-2);text-transform:uppercase}
.c-row .v{font-family:var(--font-display);font-weight:700;font-size:1.15rem}
.cform-status{font-family:var(--font-mono);font-size:.85rem;line-height:1.5;padding:14px 16px;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px}
.cform-status--ok{border-color:var(--navy-light);color:var(--white)}
.cform-status--err{border-color:var(--grey-2);color:var(--grey)}
.cform-status--info{border-color:var(--line);color:var(--grey)}
.cform{display:grid;gap:14px}
.cform label{font-family:var(--font-mono);font-size:.75rem;color:var(--grey-2);text-transform:uppercase;letter-spacing:.04em}
.cform input,.cform textarea{width:100%;background:transparent;border:1px solid var(--line);border-radius:var(--radius);padding:15px 16px;color:var(--white);font-family:var(--font-body);font-size:1rem;transition:.2s}
.cform input:focus,.cform textarea:focus{outline:none;border-color:var(--white)}
.cform textarea{min-height:130px;resize:vertical}

/* footer */
.footer{border-top:1px solid var(--line);padding:44px 0}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.footer .muted{color:var(--grey-2);font-family:var(--font-mono);font-size:.8rem;margin-top:8px}
.social{display:flex;gap:10px}
.social a{width:44px;height:44px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:.78rem;transition:.3s var(--ease)}
.social a:hover{background:var(--white);color:var(--ink)}

/* blog fallback card (index.php) */
.proj{border:1px solid var(--line);padding:28px;transition:.3s var(--ease)}
.proj:hover{background:var(--white);color:var(--ink)}
.proj .cat{font-family:var(--font-mono);font-size:.75rem;color:var(--grey);text-transform:uppercase}
.proj h3{font-family:var(--font-display);font-weight:700;font-size:1.3rem;margin:8px 0}
.proj-link{font-family:var(--font-mono);font-size:.82rem;text-transform:uppercase}
.work-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}

/* reveal */
.reveal{opacity:0;transform:translateY(30px);transition:.8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* responsive */
@media(max-width:900px){
  .hero-lower{grid-template-columns:1fr;gap:32px}
  .seal{display:none}
  .stats{grid-template-columns:1fr;gap:24px 0}
  .stat{border-left:0;padding:0 0 20px}
  .about-grid,.skill-groups,.contact-grid,.work-grid,.showcase-grid,.tmt-grid{grid-template-columns:1fr}
  .svc-row{grid-template-columns:40px 1fr;gap:14px}
  .svc-row p{grid-column:1 / -1;margin-top:6px}
  .tl-item{grid-template-columns:1fr;gap:12px}
  .certs{grid-template-columns:1fr}
  .nav-links{position:fixed;inset:82px 0 auto 0;background:rgba(10,10,10,.98);backdrop-filter:blur(16px);flex-direction:column;gap:0;padding:8px 0;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:.4s var(--ease)}
  .nav-links.open{transform:none}
  .nav-links a{padding:18px 32px;width:100%;font-size:.95rem}
  .nav-links .btn{margin:12px 32px}
  .nav-toggle{display:block}
  .section{padding:76px 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px}
}
@media(max-width:520px){ body{font-size:16px} .wrap{padding:0 20px} }

@media(prefers-reduced-motion:reduce){ *{animation:none!important;scroll-behavior:auto!important;transition:none!important} }