/* ═══ NINJA-0xC — FIXED CSS ═══ */

:root {
  --steel-0:   #080C09;
  --steel-1:   #0E1014;
  --steel-2:   #151820;
  --steel-3:   #1C2029;
  --steel-4:   #242933;
  --steel-5:   #2E3440;
  --steel-edge:#3A4255;
  --steel-line:#2A3040;
  --wire:      rgba(255,255,255,.04);
  --wire2:     rgba(255,255,255,.07);
  --text-pri:  #D0D8E8;
  --text-sec:  #7A8499;
  --text-dim:  #3E4558;
  --red:       #E53935;
  --red-glow:  rgba(229,57,53,.12);
  --red-line:  rgba(229,57,53,.25);
  --amber:     #FF8F00;
  --amber-glow:rgba(255,143,0,.1);
  --green:     #43A047;
  --green-dim: rgba(67,160,71,.12);
  --blue:      #1E88E5;
  --em:        #ECF0F8;
  --font-big:  'Bebas Neue', sans-serif;
  --font-code: 'Fira Code', monospace;
  --font-ar:   'Noto Kufi Arabic', sans-serif;
  --nav-w:     60px;
  --top-h:     52px;
}

*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html,body { height:100%; background:var(--steel-0); color:var(--text-pri); font-family:var(--font-ar); font-size:13px; overflow:hidden; }

body::before {
  content:''; position:fixed; inset:0;
  background:
    repeating-linear-gradient(-45deg, transparent 0, transparent 28px, rgba(255,255,255,.018) 28px, rgba(255,255,255,.018) 29px),
    repeating-linear-gradient(45deg,  transparent 0, transparent 48px, rgba(255,255,255,.012) 48px, rgba(255,255,255,.012) 49px);
  pointer-events:none; z-index:0;
}

body::after {
  content:''; position:fixed; inset:0;
  background:repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,0,0,.06) 3px, rgba(0,0,0,.06) 4px);
  pointer-events:none; z-index:9998;
}

::-webkit-scrollbar { width:3px; }
::-webkit-scrollbar-track { background:transparent; }
::-webkit-scrollbar-thumb { background:var(--steel-5); }

/* ═══ APP LAYOUT ═══ */
.app { display:flex; height:100vh; overflow:hidden; position:relative; z-index:1; }

/* ═══ SIDEBAR — COMPLETELY HIDDEN, ONLY SHOWS WITH BUTTON ═══ */
.sidebar {
  width:0;
  flex-shrink:0;
  background:var(--steel-1); border-left:none;
  display:flex; flex-direction:column; align-items:center;
  position:relative; z-index:200; padding:0;
  overflow:hidden;
  transition:width .3s ease, padding .3s ease;
  opacity:0;
  visibility:hidden;
}
.sidebar.open {
  width:var(--nav-w);
  padding:0 0 8px;
  border-left:1px solid var(--steel-line);
  opacity:1;
  visibility:visible;
}

.brand-icon {
  width:var(--nav-w); height:var(--top-h);
  display:flex; align-items:center; justify-content:center;
  border-bottom:1px solid var(--steel-line); flex-shrink:0;
}

.brand-mark { font-family:var(--font-big); font-size:14px; letter-spacing:1px; color:var(--red); line-height:1; text-align:center; }
.brand-mark span { display:block; font-size:8px; letter-spacing:3px; color:var(--text-dim); font-family:var(--font-code); }

nav.sidenav { flex:1; display:flex; flex-direction:column; align-items:center; padding:10px 0; gap:2px; width:100%; }

.nav-btn {
  position:relative; width:44px; height:40px;
  display:flex; align-items:center; justify-content:center;
  cursor:pointer; color:var(--text-dim);
  border:1px solid transparent; transition:all .15s; font-size:17px;
  background:none; outline:none;
}
.nav-btn:hover { color:var(--text-sec); border-color:var(--steel-edge); background:var(--wire); }
.nav-btn.active { color:var(--red); border-color:var(--red-line); background:var(--red-glow); }
.nav-tip {
  position:absolute; right:calc(100% + 8px); top:50%; transform:translateY(-50%);
  background:var(--steel-3); border:1px solid var(--steel-edge);
  padding:4px 10px; font-family:var(--font-ar); font-size:11px; white-space:nowrap;
  color:var(--text-pri); pointer-events:none; opacity:0; transition:opacity .1s; z-index:300;
}
.nav-btn:hover .nav-tip { opacity:1; }
.nav-sep { width:28px; height:1px; background:var(--steel-line); margin:4px 0; }
.sfooter {
  width:44px; height:44px; display:flex; align-items:center; justify-content:center;
  font-family:var(--font-code); font-size:9px; color:var(--text-dim); cursor:default;
}

/* ═══ MOBILE MENU BUTTON — ALWAYS VISIBLE, TOGGLES SIDEBAR ═══ */
.mob-btn {
  display:flex;
  position:fixed;
  top:9px;
  left:9px;
  z-index:300;
  background:var(--steel-2);
  border:1px solid var(--steel-edge);
  color:var(--text-pri);
  width:36px;
  height:36px;
  cursor:pointer;
  font-size:16px;
  align-items:center;
  justify-content:center;
}
.mob-btn:hover {
  background:var(--steel-3);
  border-color:var(--red-line);
}

/* ═══ MAIN CONTENT ═══ */
.main {
  flex:1;
  display:flex;
  flex-direction:column;
  overflow:hidden;
  min-width:0;
  transition:margin-right .3s ease;
}

.topbar {
  height:var(--top-h); flex-shrink:0;
  background:var(--steel-1); border-bottom:1px solid var(--steel-line);
  display:flex; align-items:center; justify-content:space-between;
  padding:0 20px; gap:14px; position:relative;
}
.topbar::before {
  content:''; position:absolute; left:0; top:0; bottom:0; width:3px;
  background:linear-gradient(180deg, var(--red) 0%, transparent 100%);
}
.page-id { display:flex; align-items:center; gap:10px; }
.page-prefix { font-family:var(--font-code); font-size:10px; color:var(--text-dim); }
.page-name { font-family:var(--font-big); font-size:24px; color:var(--em); letter-spacing:2px; }
.topbar-right { 
  display:flex; 
  align-items:center; 
  gap:12px; 
  margin-right:0;
  margin-left:auto;
}
.sys-clock { font-family:var(--font-code); font-size:13px; color:var(--text-sec); letter-spacing:2px; padding:5px 12px; border:1px solid var(--steel-line); background:var(--steel-2); }
.status-pill { display:flex; align-items:center; gap:8px; padding:5px 14px; border:1px solid rgba(67,160,71,.3); background:var(--green-dim); font-family:var(--font-code); font-size:10px; color:var(--green); letter-spacing:1.5px; }
.s-dot { width:6px; height:6px; border-radius:50%; background:var(--green); animation:dot-p 2s ease-in-out infinite; }
@keyframes dot-p { 0%,100%{opacity:1;} 50%{opacity:.3;} }

.content { flex:1; overflow-y:auto; }

.status-strip {
  height:22px; flex-shrink:0; background:var(--steel-1); border-top:1px solid var(--steel-line);
  display:flex; align-items:center; gap:12px; padding:0 14px; overflow:hidden;
}
.strip-sig { font-family:var(--font-code); font-size:8px; color:var(--red); letter-spacing:3px; flex-shrink:0; }
.strip-info { font-family:var(--font-code); font-size:8px; color:var(--text-dim); }

/* ═══ SECTIONS ═══ */
.section { display:none; }
.section.active { display:block; }

/* ═══ HERO SECTION ═══ */
.hero-wrap {
  min-height:calc(100vh - var(--top-h) - 22px);
  display:flex; flex-direction:column; justify-content:center;
  align-items:center;
  padding:48px; position:relative;
  text-align:center;
}
.hero-tag { font-family:var(--font-code); font-size:9px; color:var(--text-dim); letter-spacing:4px; text-transform:uppercase; margin-bottom:20px; }
.hero-name {
  font-family:var(--font-big); font-size:clamp(64px,12vw,140px);
  color:var(--em); line-height:.9; letter-spacing:3px;
  margin-bottom:8px;
}
.hero-name .accent { color:var(--red); }
.hero-role { font-family:var(--font-big); font-size:clamp(24px,4vw,42px); color:var(--text-sec); letter-spacing:8px; margin-bottom:28px; }
.hero-desc { font-size:16px; color:var(--text-sec); max-width:600px; line-height:1.8; margin-bottom:40px; font-weight:300; }

/* ═══ PROJECTS ═══ */
.sec-wrap { padding:36px 48px; }
.sec-header { display:flex; align-items:center; gap:14px; margin-bottom:28px; }
.sec-title { font-family:var(--font-big); font-size:32px; color:var(--em); letter-spacing:3px; }
.sec-line { flex:1; height:1px; background:var(--steel-line); }
.sec-count { font-family:var(--font-code); font-size:9px; color:var(--text-dim); letter-spacing:2px; }

.proj-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:1px; background:var(--steel-line); border:1px solid var(--steel-line); }

.proj-card {
  background:var(--steel-1); padding:20px; position:relative;
  transition:background .15s; cursor:default;
}
.proj-card:hover { background:var(--steel-2); }
.proj-card::before {
  content:''; position:absolute; top:0; right:0; width:2px; height:0;
  background:var(--red); transition:height .3s ease;
}
.proj-card:hover::before { height:100%; }

.proj-top { display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:12px; }
.proj-id { font-family:var(--font-code); font-size:8px; color:var(--text-dim); letter-spacing:2px; }
.proj-status { font-family:var(--font-code); font-size:8px; padding:2px 7px; border:1px solid; }
.ps-active  { color:var(--green);  border-color:rgba(67,160,71,.3);  background:var(--green-dim); }
.ps-wip     { color:var(--amber);  border-color:rgba(255,143,0,.3);  background:var(--amber-glow); }
.ps-planned { color:var(--text-dim); border-color:var(--steel-edge); }

.proj-name { font-family:var(--font-big); font-size:22px; color:var(--em); letter-spacing:2px; margin-bottom:8px; }
.proj-desc { font-size:12px; color:var(--text-sec); line-height:1.7; margin-bottom:14px; font-weight:300; }

.proj-stack { display:flex; flex-wrap:wrap; gap:4px; margin-bottom:14px; }
.stack-chip { font-family:var(--font-code); font-size:8px; padding:2px 6px; border:1px solid var(--steel-edge); color:var(--text-dim); }

.proj-links { display:flex; gap:8px; }
.proj-link {
  font-family:var(--font-code); font-size:8px; letter-spacing:1px; padding:4px 10px;
  border:1px solid var(--steel-edge); color:var(--text-dim); cursor:pointer;
  transition:all .15s; text-decoration:none; display:inline-block;
}
.proj-link:hover { border-color:var(--red-line); color:var(--red); }
.proj-link.gh:hover { border-color:rgba(67,160,71,.3); color:var(--green); }

/* ═══ SKILLS ═══ */
.skills-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:1px; background:var(--steel-line); border:1px solid var(--steel-line); margin-bottom:28px; }

.skill-block { background:var(--steel-1); padding:18px 20px; }
.skill-cat { font-family:var(--font-code); font-size:8px; letter-spacing:3px; color:var(--text-dim); text-transform:uppercase; margin-bottom:14px; }
.skill-row { margin-bottom:12px; }
.skill-top { display:flex; justify-content:space-between; margin-bottom:5px; }
.skill-name { font-family:var(--font-code); font-size:11px; color:var(--text-pri); }
.skill-level { font-family:var(--font-code); font-size:9px; color:var(--text-dim); }
.skill-bar { height:2px; background:var(--steel-5); position:relative; }
.skill-fill { height:100%; transition:width 1.2s cubic-bezier(.4,0,.2,1); width:0; }
.sf-red  { background:var(--red); }
.sf-amb  { background:var(--amber); }
.sf-grn  { background:var(--green); }
.sf-blue { background:var(--blue); }

.cert-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(200px,1fr)); gap:1px; background:var(--steel-line); border:1px solid var(--steel-line); }
.cert-item { background:var(--steel-1); padding:14px 16px; display:flex; align-items:center; gap:12px; }
.cert-order { font-family:var(--font-big); font-size:28px; color:var(--text-dim); width:24px; flex-shrink:0; }
.cert-info { flex:1; }
.cert-name { font-family:var(--font-code); font-size:10px; color:var(--em); }
.cert-org  { font-family:var(--font-code); font-size:8px; color:var(--text-dim); margin-top:2px; }
.cert-done { color:var(--green) !important; }
.cert-item.done .cert-order { color:var(--green); }
.cert-item.done .cert-name  { color:var(--green); }

/* ═══ NOTES ═══ */
.notes-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:1px; background:var(--steel-line); border:1px solid var(--steel-line); }
.note-card { background:var(--steel-1); padding:20px; }
.note-card:hover { background:var(--steel-2); }
.note-top { display:flex; justify-content:space-between; margin-bottom:10px; }
.note-tag { font-family:var(--font-code); font-size:8px; padding:2px 6px; border:1px solid; }
.nt-web  { color:var(--blue);  border-color:rgba(30,136,229,.3); }
.nt-pwn  { color:var(--red);   border-color:var(--red-line); }
.nt-tool { color:var(--amber); border-color:rgba(255,143,0,.3); }
.nt-misc { color:var(--text-dim); border-color:var(--steel-edge); }
.note-date { font-family:var(--font-code); font-size:8px; color:var(--text-dim); }
.note-title { font-family:var(--font-big); font-size:18px; color:var(--em); letter-spacing:1px; margin-bottom:6px; }
.note-body  { font-size:12px; color:var(--text-sec); line-height:1.7; font-weight:300; }

/* ═══ CONTACT ═══ */
.contact-wrap { display:grid; grid-template-columns:1fr; gap:1px; background:var(--steel-line); border:1px solid var(--steel-line); }
.contact-right { background:var(--steel-2); padding:32px; }
.contact-label { font-family:var(--font-code); font-size:8px; letter-spacing:3px; color:var(--text-dim); text-transform:uppercase; margin-bottom:4px; display:block; }
.contact-val   { font-family:var(--font-code); font-size:13px; color:var(--em); margin-bottom:20px; }
.contact-val a { color:var(--red); text-decoration:none; }
.contact-val a:hover { text-decoration:underline; }
.social-row { display:flex; flex-direction:column; gap:8px; }
.social-item {
  display:flex; align-items:center; gap:10px; padding:10px 14px;
  border:1px solid var(--steel-line); background:var(--steel-1);
  cursor:pointer; transition:all .15s; text-decoration:none;
}
.social-item:hover { border-color:var(--red-line); background:var(--red-glow); }
.social-icon { font-size:14px; }
.social-name { font-family:var(--font-code); font-size:10px; color:var(--text-pri); }
.social-sub  { font-family:var(--font-code); font-size:8px; color:var(--text-dim); margin-right:auto; }

/* ═══ LOADING STATE ═══ */
.loading-overlay {
  position:fixed; inset:0; background:var(--steel-0); z-index:10000;
  display:flex; align-items:center; justify-content:center; flex-direction:column;
  transition:opacity .4s ease;
}
.loading-overlay.hidden { opacity:0; pointer-events:none; }
.load-text { font-family:var(--font-code); font-size:10px; color:var(--text-dim); letter-spacing:4px; margin-top:16px; }
.load-bar { width:120px; height:1px; background:var(--steel-line); margin-top:8px; position:relative; overflow:hidden; }
.load-bar::after { content:''; position:absolute; left:0; top:0; height:100%; width:0; background:var(--red); animation:loadAnim 1.5s ease-in-out infinite; }
@keyframes loadAnim { 0%{width:0;left:0} 50%{width:100%;left:0} 100%{width:0;left:100%} }

/* ═══ ERROR STATE ═══ */
.error-state { text-align:center; padding:60px 20px; }
.error-state .sec-title { margin-bottom:12px; }
.error-state p { color:var(--text-dim); font-family:var(--font-code); font-size:11px; }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 768px) {
  .hero-wrap, .sec-wrap {
    padding:24px 20px;
  }
  .hero-name {
    font-size:42px;
  }
  .hero-role {
    font-size:16px;
    letter-spacing:4px;
  }
  .hero-desc {
    font-size:14px;
  }
  .contact-wrap {
    grid-template-columns:1fr;
  }
  .topbar {
    padding-left:50px;
  }
  .page-name {
    font-size:18px;
  }
}

@media (max-width: 480px) {
  .hero-name {
    font-size:32px;
  }
  .hero-role {
    font-size:14px;
    letter-spacing:3px;
  }
  .hero-desc {
    font-size:12px;
  }
  .sec-wrap {
    padding:16px;
  }
  .sec-title {
    font-size:24px;
  }
  .sidebar {
    width:50px;
  }
  .nav-btn {
    width:38px;
    height:36px;
    font-size:14px;
  }
  .brand-mark {
    font-size:12px;
  }
}

@keyframes fadeUp { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }
.proj-card,.skill-block,.note-card,.cert-item { animation:fadeUp .3s ease both; }