/* ═══════════════════════════════════════════════
   SABR Mohamed Portfolio — style.css
   ═══════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Orbitron:wght@400;700;900&family=VT323&display=swap');

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── VARIABLES ── */
:root {
  --green:      #00ff88;
  --green-dim:  #00cc66;
  --green-glow: rgba(0,255,136,0.18);
  --green-pale: rgba(0,255,136,0.06);
  --cyan:       #00e5ff;
  --cyan-dim:   rgba(0,229,255,0.12);
  --yellow:     #ffe566;
  --red:        #ff4466;
  --white:      #eaf7ef;
  --text:       #c8eed8;
  --text-dim:   #7abf96;
  --muted:      #3d7a58;
  --bg:         #010d05;
  --bg2:        #041209;
  --bg3:        #061a0c;
  --border:     #0c2e18;
  --border-mid: #154d28;

  --mono:    'Share Tech Mono', monospace;
  --display: 'Orbitron', monospace;
  --vt:      'VT323', monospace;

  --nav-h: 56px;
  --max-w: 1140px;
}

/* ── BASE ── */
html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  min-height: 100vh;
  overflow-x: hidden;
  cursor: crosshair;
  line-height: 1.6;
}

::selection { background: rgba(0,255,136,0.22); color: var(--white); }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--green-dim); border-radius: 2px; }

/* ── OVERLAYS ── */
.scanlines {
  position: fixed; inset: 0; pointer-events: none; z-index: 9999;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px,
    rgba(0,255,136,0.012) 2px, rgba(0,255,136,0.012) 4px);
}
.vignette {
  position: fixed; inset: 0; pointer-events: none; z-index: 9998;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.65) 100%);
}

/* ── UTILITIES ── */
.clr-green  { color: var(--green); }
.clr-cyan   { color: var(--cyan); }
.clr-muted  { color: var(--muted); }
.accent     { color: var(--cyan); }

/* ═══════════════════════════════════
   NAVBAR
═══════════════════════════════════ */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-h); padding: 0 2.5rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  background: rgba(1,13,5,0.88);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
  transition: background 0.3s, border-color 0.3s;
}
nav.scrolled { background: rgba(1,13,5,0.97); border-bottom-color: var(--border-mid); }

.nav-logo {
  font-family: var(--display); font-weight: 900; font-size: 0.88rem;
  color: var(--green); text-decoration: none; letter-spacing: 0.2em;
  text-shadow: 0 0 18px rgba(0,255,136,0.4); white-space: nowrap;
}

.nav-links { display: flex; list-style: none; gap: 0.2rem; align-items: center; }
.nav-links a {
  color: var(--text-dim); text-decoration: none;
  font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 0.4rem 0.7rem; border: 1px solid transparent;
  transition: all 0.2s;
}
.nav-links a::before { content: '> '; color: var(--green); opacity: 0; transition: opacity 0.2s; }
.nav-links a:hover   { color: var(--green); border-color: var(--border); background: var(--green-pale); }
.nav-links a:hover::before { opacity: 1; }
.nav-links a.active  { color: var(--green); }

.nav-status {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.63rem; color: var(--text-dim); letter-spacing: 0.1em; white-space: nowrap;
}
.status-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 8px var(--green);
  animation: blink 1.4s step-end infinite; flex-shrink: 0;
}

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; justify-content: center;
  gap: 5px; width: 38px; height: 38px; background: transparent;
  border: 1px solid var(--border); cursor: pointer; padding: 7px; order: 3;
}
.hamburger span { display: block; height: 2px; background: var(--green); border-radius: 1px; transition: all 0.25s; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ═══════════════════════════════════
   HERO — two-column layout
═══════════════════════════════════ */
#hero {
  min-height: 100vh; position: relative; overflow: hidden;
  padding: calc(var(--nav-h) + 3.5rem) 3rem 3rem;
  display: flex; flex-direction: column; justify-content: center;
}

.hero-grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--border) 1px, transparent 1px),
                    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse 90% 90% at 50% 50%, black 15%, transparent 100%);
}

.hero-corner {
  position: absolute; font-family: var(--vt); font-size: 0.95rem;
  color: var(--muted); line-height: 1.55; pointer-events: none; opacity: 0.55;
}
.hero-corner.tl { top: calc(var(--nav-h) + 1rem); left: 2.5rem; }
.hero-corner.tr { top: calc(var(--nav-h) + 1rem); right: 2.5rem; text-align: right; }
.hero-corner.bl { bottom: 1.8rem; left: 2.5rem; }
.hero-corner.br { bottom: 1.8rem; right: 2.5rem; text-align: right; }

/* Inner: text left, avatar right */
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

/* ── Hero Text ── */
.hero-content { min-width: 0; }

.hero-prompt { font-size: 0.85rem; margin-bottom: 1rem; letter-spacing: 0.06em; }

.hero-name {
  font-family: var(--display); font-weight: 900;
  font-size: clamp(2.8rem, 7vw, 5.8rem);
  line-height: 0.93; letter-spacing: -0.02em;
  color: var(--green);
  text-shadow: 0 0 50px rgba(0,255,136,0.28), 0 0 90px rgba(0,255,136,0.1);
  margin-bottom: 0.6rem; user-select: none;
}
.hero-name:hover { animation: glitch 0.28s steps(1) 1; }
.hero-name-last  { color: var(--white); }

.hero-title {
  font-family: var(--vt);
  font-size: clamp(1rem, 2.5vw, 1.6rem);
  color: var(--cyan); letter-spacing: 0.16em; margin-bottom: 1.6rem;
}

.hero-typewriter {
  font-size: 0.95rem; color: var(--text);
  min-height: 1.6rem; max-width: 520px; margin-bottom: 1.8rem;
}

.cursor, .cursor-sm {
  display: inline-block; background: var(--green); margin-left: 2px;
  animation: blink 1s step-end infinite; vertical-align: text-bottom;
}
.cursor    { width: 0.55em; height: 1.05em; }
.cursor-sm { width: 0.45em; height: 0.85em; }

.hero-badges {
  display: flex; flex-wrap: wrap; gap: 0.55rem; margin-bottom: 2rem;
}

.badge {
  padding: 0.28rem 0.82rem;
  border: 1px solid var(--border-mid);
  font-size: 0.67rem; letter-spacing: 0.12em;
  color: var(--text-dim); background: var(--green-pale);
  transition: all 0.2s; cursor: default;
}
.badge:hover { border-color: var(--green); color: var(--green); background: rgba(0,255,136,0.1); }

.hero-cta { display: flex; flex-wrap: wrap; gap: 0.85rem; align-items: center; }

/* ── Buttons ── */
.btn-primary, .btn-outline, .btn-cv {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--mono); font-size: 0.78rem;
  letter-spacing: 0.14em; text-transform: uppercase;
  text-decoration: none; cursor: pointer;
  transition: all 0.22s; white-space: nowrap;
  border-radius: 1px;
}

.btn-primary {
  padding: 0.72rem 1.8rem;
  background: var(--green); color: var(--bg);
  font-weight: 700; border: none;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
}
.btn-primary:hover {
  background: #33ffaa;
  box-shadow: 0 0 28px rgba(0,255,136,0.45);
  transform: translateY(-2px);
}

.btn-outline {
  padding: 0.72rem 1.8rem;
  background: transparent; color: var(--green);
  border: 1px solid var(--green-dim);
}
.btn-outline:hover {
  background: rgba(0,255,136,0.08); border-color: var(--green);
  box-shadow: 0 0 18px rgba(0,255,136,0.18); transform: translateY(-2px);
}

.btn-cv {
  padding: 0.68rem 1.5rem;
  background: transparent; color: var(--cyan);
  border: 1px solid rgba(0,229,255,0.4);
}
.btn-cv:hover {
  background: rgba(0,229,255,0.07); border-color: var(--cyan);
  box-shadow: 0 0 16px rgba(0,229,255,0.18); transform: translateY(-2px);
  color: var(--white);
}

/* ── Avatar ── */
.hero-avatar-wrap {
  display: flex; flex-direction: column; align-items: center; gap: 1.2rem;
  flex-shrink: 0;
}

.hero-avatar-frame {
  position: relative; width: 240px; height: 240px;
}

/* Animated corner brackets */
.av-corner {
  position: absolute; width: 18px; height: 18px;
  border-color: var(--green); border-style: solid;
  opacity: 0.7;
}
.av-tl { top: -2px; left: -2px;  border-width: 2px 0 0 2px; }
.av-tr { top: -2px; right: -2px; border-width: 2px 2px 0 0; }
.av-bl { bottom: -2px; left: -2px;  border-width: 0 0 2px 2px; }
.av-br { bottom: -2px; right: -2px; border-width: 0 2px 2px 0; }

/* Rotating outer ring */
.av-ring {
  position: absolute; inset: -8px;
  border-radius: 50%; pointer-events: none;
  border: 1px dashed rgba(0,255,136,0.2);
  animation: spin 18s linear infinite;
}

/* Image container */
.av-img {
  position: absolute; inset: 0;
  border-radius: 50%; overflow: hidden;
  border: 2px solid var(--border-mid);
  background: var(--bg2);
  box-shadow: 0 0 30px rgba(0,255,136,0.12), inset 0 0 20px rgba(0,0,0,0.5);
}
.av-img img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(0.85) brightness(0.95);
  transition: filter 0.3s;
}
.av-img:hover img { filter: saturate(1) brightness(1.05); }

/* Fallback when no image */
.av-fallback {
  position: absolute; inset: 0;
  display: none;
  align-items: center; justify-content: center;
  background: radial-gradient(circle at 40% 40%, var(--bg3), var(--bg));
}
.av-fallback span {
  font-family: var(--display); font-size: 3.5rem; font-weight: 900;
  color: var(--green); text-shadow: 0 0 30px rgba(0,255,136,0.4);
  letter-spacing: 0.1em;
}

/* Scan line animation over avatar */
.av-scan {
  position: absolute; inset: 0; border-radius: 50%;
  background: linear-gradient(180deg, transparent 0%, rgba(0,255,136,0.06) 50%, transparent 100%);
  background-size: 100% 8px;
  animation: scanMove 3s linear infinite;
  pointer-events: none;
}

/* Label below avatar */
.av-label {
  position: absolute; bottom: -28px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--vt); font-size: 1rem;
  color: var(--muted); letter-spacing: 0.12em; white-space: nowrap;
}

/* Social icons beside avatar */
.av-socials {
  display: flex; gap: 0.6rem; flex-wrap: wrap; justify-content: center;
  margin-top: 0.8rem;
}

.av-social {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border: 1px solid var(--border-mid);
  color: var(--text-dim);
  text-decoration: none; transition: all 0.22s;
  background: var(--bg2);
}
.av-social svg { width: 16px; height: 16px; }
.av-social:hover {
  color: var(--green); border-color: var(--green);
  background: var(--green-pale);
  box-shadow: 0 0 12px rgba(0,255,136,0.18);
  transform: translateY(-2px);
}

/* ═══════════════════════════════════
   SECTIONS — SHARED
═══════════════════════════════════ */
section {
  padding: 5.5rem 3rem;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

.section-header {
  display: flex; align-items: center; gap: 1rem; margin-bottom: 3rem;
}
.section-num  { font-family: var(--vt); font-size: 1.3rem; color: var(--green); opacity: 0.55; flex-shrink: 0; }
.section-title { font-family: var(--display); font-size: 1.1rem; font-weight: 700; letter-spacing: 0.16em; color: var(--white); text-transform: uppercase; white-space: nowrap; }
.section-line { flex: 1; height: 1px; background: linear-gradient(90deg, var(--border-mid), transparent); min-width: 20px; }

/* ═══════════════════════════════════
   ABOUT
═══════════════════════════════════ */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }

.about-terminal {
  background: var(--bg2); border: 1px solid var(--border-mid);
  border-radius: 2px; overflow: hidden;
  box-shadow: 0 4px 40px rgba(0,0,0,0.5);
}
.terminal-bar {
  padding: 0.55rem 1rem; background: var(--bg3);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 0.5rem;
}
.t-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.t-dot.r { background: #ff5f57; }
.t-dot.y { background: #febc2e; }
.t-dot.g { background: #28c840; }
.terminal-title { font-size: 0.72rem; color: var(--muted); margin-left: 0.4rem; }

.terminal-body { padding: 1.3rem 1.5rem; font-size: 0.82rem; line-height: 1.95; overflow-x: auto; }
.t-line    { display: block; }
.t-brace   { color: var(--text); }
.t-key     { color: var(--cyan); }
.t-str     { color: var(--yellow); }
.t-val     { color: var(--green); }
.t-comment { color: var(--muted); font-style: italic; }

.about-text p { font-size: 0.87rem; line-height: 1.88; color: var(--text); margin-bottom: 1.1rem; }
.about-text p strong { color: var(--green); font-weight: 500; }

.about-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 0.65rem; margin-top: 1.6rem; }
.fact {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-mid); background: var(--bg2);
  border-radius: 1px; transition: border-color 0.2s;
}
.fact:hover { border-color: rgba(0,255,136,0.4); }
.fact-label { display: block; font-size: 0.63rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.25rem; }
.fact-val   { font-family: var(--vt); font-size: 1.05rem; color: var(--green); letter-spacing: 0.05em; }

/* ═══════════════════════════════════
   SKILLS
═══════════════════════════════════ */
.skills-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.4rem; }

.skill-group {
  border: 1px solid var(--border-mid); background: var(--bg2);
  padding: 1.5rem; border-radius: 2px; transition: border-color 0.3s, box-shadow 0.3s;
}
.skill-group:hover { border-color: rgba(0,255,136,0.3); box-shadow: 0 0 24px rgba(0,255,136,0.05); }

.skill-group-title { font-family: var(--display); font-size: 0.63rem; letter-spacing: 0.18em; color: var(--cyan); margin-bottom: 1.3rem; text-transform: uppercase; }
.skill-item { margin-bottom: 1rem; }
.skill-item:last-child { margin-bottom: 0; }
.skill-name-row { display: flex; justify-content: space-between; font-size: 0.79rem; margin-bottom: 0.38rem; color: var(--text); }
.skill-pct  { font-family: var(--vt); font-size: 0.95rem; color: var(--green); }
.skill-bar  { height: 3px; background: var(--border); border-radius: 2px; overflow: hidden; }
.skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--cyan));
  border-radius: 2px;
  transform: scaleX(0); transform-origin: left;
  transition: transform 1.1s cubic-bezier(0.22,1,0.36,1);
}

/* ═══════════════════════════════════
   PROJECTS
═══════════════════════════════════ */
.projects-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.3rem; }

.project-card {
  border: 1px solid var(--border-mid); background: var(--bg2);
  padding: 1.7rem; border-radius: 2px; position: relative;
  overflow: hidden; transition: all 0.3s;
  display: flex; flex-direction: column;
}
.project-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--green), var(--cyan));
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.22,1,0.36,1);
}
.project-card:hover { border-color: rgba(0,255,136,0.28); transform: translateY(-4px); box-shadow: 0 16px 48px rgba(0,0,0,0.5), 0 0 24px rgba(0,255,136,0.07); }
.project-card:hover::before { transform: scaleX(1); }

.project-highlight {
  position: absolute; top: 1rem; right: 1rem;
  font-size: 0.6rem; color: var(--green);
  border: 1px solid var(--green-dim); padding: 0.14rem 0.5rem;
  letter-spacing: 0.12em; background: rgba(0,255,136,0.07);
}

.project-id   { font-family: var(--vt); font-size: 1rem; color: var(--muted); margin-bottom: 0.35rem; }
.project-name { font-family: var(--display); font-size: 1rem; font-weight: 700; color: var(--green); letter-spacing: 0.04em; margin-bottom: 0.7rem; text-shadow: 0 0 14px rgba(0,255,136,0.2); }
.project-desc { font-size: 0.8rem; color: var(--text); line-height: 1.75; margin-bottom: 1.1rem; flex: 1; }

.project-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1.1rem; }
.tag { padding: 0.16rem 0.6rem; border: 1px solid var(--border-mid); font-size: 0.63rem; letter-spacing: 0.1em; color: var(--cyan); background: var(--cyan-dim); border-radius: 1px; }

.project-links { display: flex; gap: 1rem; margin-top: auto; }
.project-link  { font-size: 0.73rem; color: var(--cyan); text-decoration: none; letter-spacing: 0.08em; transition: color 0.2s; }
.project-link:hover { color: var(--green); }

/* ═══════════════════════════════════
   EXPERIENCE
═══════════════════════════════════ */
.exp-list { display: flex; flex-direction: column; }

.exp-item {
  display: grid; grid-template-columns: 150px 1fr; gap: 2rem;
  padding: 2rem 0; border-bottom: 1px solid var(--border); position: relative;
}
.exp-item:last-child { border-bottom: none; }

.exp-item::before {
  content: ''; position: absolute;
  left: 149px; top: 0; bottom: 0; width: 1px;
  background: linear-gradient(180deg, transparent, var(--border-mid), transparent);
}
.exp-item::after {
  content: ''; position: absolute;
  left: 144px; top: 2.2rem;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 10px rgba(0,255,136,0.6);
}
.exp-work::after { background: var(--cyan); box-shadow: 0 0 10px rgba(0,229,255,0.6); }

.exp-date-col { display: flex; flex-direction: column; gap: 0.5rem; padding-top: 0.1rem; }

.exp-type-badge {
  display: inline-block; font-size: 0.6rem; letter-spacing: 0.14em;
  padding: 0.15rem 0.55rem;
  border: 1px solid var(--green-dim); color: var(--green);
  background: rgba(0,255,136,0.06); width: fit-content;
}
.exp-type-badge.edu { border-color: var(--cyan); color: var(--cyan); background: var(--cyan-dim); }

.exp-date { font-size: 0.72rem; color: var(--text-dim); letter-spacing: 0.06em; line-height: 1.5; }
.exp-role  { font-family: var(--display); font-size: 0.84rem; font-weight: 700; color: var(--green); letter-spacing: 0.07em; margin-bottom: 0.28rem; text-shadow: 0 0 12px rgba(0,255,136,0.18); }
.exp-place { font-size: 0.77rem; color: var(--cyan); margin-bottom: 0.7rem; letter-spacing: 0.04em; }
.exp-desc  { font-size: 0.82rem; color: var(--text); line-height: 1.78; }

.exp-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.8rem; }

/* ═══════════════════════════════════
   CONTACT
═══════════════════════════════════ */
.contact-wrapper { display: grid; grid-template-columns: 1fr 1.1fr; gap: 3.5rem; align-items: start; }

.contact-info h3 { font-family: var(--display); font-size: 0.95rem; color: var(--white); margin-bottom: 0.8rem; letter-spacing: 0.07em; line-height: 1.5; }
.contact-info > p { font-size: 0.84rem; color: var(--text-dim); line-height: 1.82; margin-bottom: 1.8rem; }

.contact-links { display: flex; flex-direction: column; gap: 0.45rem; }

.contact-link {
  display: flex; align-items: center; gap: 0.85rem;
  text-decoration: none; color: var(--text); font-size: 0.8rem;
  padding: 0.62rem 0.9rem; border: 1px solid transparent; border-radius: 1px;
  transition: all 0.22s; word-break: break-all;
}
.contact-link:hover { color: var(--green); border-color: var(--border-mid); background: var(--green-pale); }

.contact-link.cv-dl { color: var(--cyan); }
.contact-link.cv-dl:hover { color: var(--white); border-color: rgba(0,229,255,0.35); background: rgba(0,229,255,0.06); }

.contact-icon { width: 17px; height: 17px; flex-shrink: 0; color: var(--green); opacity: 0.85; }
.cv-dl .contact-icon { color: var(--cyan); }

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-group   { display: flex; flex-direction: column; gap: 0.38rem; }
.form-label   { font-size: 0.67rem; color: var(--cyan); letter-spacing: 0.14em; text-transform: uppercase; }
.form-input, .form-textarea {
  background: var(--bg2); border: 1px solid var(--border-mid);
  color: var(--text); font-family: var(--mono); font-size: 0.83rem;
  padding: 0.72rem 1rem; border-radius: 1px; outline: none; width: 100%;
  transition: border-color 0.22s, box-shadow 0.22s;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--muted); }
.form-input:focus, .form-textarea:focus { border-color: var(--green-dim); box-shadow: 0 0 0 3px rgba(0,255,136,0.08); }
.form-textarea { resize: vertical; min-height: 120px; }
.form-status   { font-size: 0.77rem; min-height: 1.3rem; letter-spacing: 0.04em; }

/* ═══════════════════════════════════
   FOOTER
═══════════════════════════════════ */
footer {
  border-top: 1px solid var(--border); padding: 1.7rem 3rem;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.72rem; color: var(--muted); flex-wrap: wrap; gap: 0.7rem;
}
.footer-center { color: var(--text-dim); }
.footer-right  { font-family: var(--vt); font-size: 1rem; }

/* ═══════════════════════════════════
   ANIMATIONS
═══════════════════════════════════ */
@keyframes blink  { 50% { opacity: 0; } }
@keyframes spin   { to  { transform: rotate(360deg); } }

@keyframes scanMove {
  0%   { background-position: 0 -100%; }
  100% { background-position: 0 200%; }
}

@keyframes glitch {
  0%,100% { clip-path: none; transform: none; color: var(--green); }
  15%  { clip-path: inset(10% 0 70% 0); transform: translate(-3px,0); color: var(--cyan); }
  30%  { clip-path: inset(60% 0 15% 0); transform: translate( 3px,0); color: var(--green); }
  45%  { clip-path: inset(40% 0 40% 0); transform: translate(-2px,0); color: var(--yellow); }
  60%  { clip-path: none; transform: none; color: var(--green); }
}

/* Fade-up */
.fade-up {
  opacity: 0; transform: translateY(26px);
  transition:
    opacity  0.65s ease calc(var(--delay,0s)),
    transform 0.65s ease calc(var(--delay,0s));
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ═══════════════════════════════════
   RESPONSIVE — TABLET ≤ 960px
═══════════════════════════════════ */
@media (max-width: 960px) {
  .hero-inner    { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-avatar-wrap { order: -1; align-self: center; }
  .hero-avatar-frame { width: 200px; height: 200px; }
  .hero-name { font-size: clamp(2.6rem, 10vw, 4.5rem); }

  .skills-grid   { grid-template-columns: 1fr 1fr; }
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .about-grid    { grid-template-columns: 1fr; gap: 2rem; }
  .contact-wrapper { grid-template-columns: 1fr; gap: 2.5rem; }

  .hero-corner.tr, .hero-corner.br { display: none; }
  .exp-item { grid-template-columns: 120px 1fr; gap: 1.5rem; }
  .exp-item::before { left: 119px; }
  .exp-item::after  { left: 114px; }
}

/* ═══════════════════════════════════
   RESPONSIVE — MOBILE ≤ 640px
═══════════════════════════════════ */
@media (max-width: 640px) {
  nav { padding: 0.5rem 1.2rem; height: auto; flex-wrap: wrap; }
  .hamburger { display: flex; }
  .nav-links {
    display: none; flex-direction: column; width: 100%; order: 4;
    padding: 0.5rem 0 0.8rem; border-top: 1px solid var(--border); margin-top: 0.4rem;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 0.6rem 0.4rem; font-size: 0.8rem; }
  .nav-status  { display: none; }

  #hero { padding: calc(var(--nav-h) + 2rem) 1.4rem 2.5rem; }
  .hero-corner { display: none; }
  .hero-corner.bl { display: block; font-size: 0.85rem; left: 1.4rem; }
  .hero-avatar-frame { width: 160px; height: 160px; }
  .hero-title { font-size: 0.95rem; }
  .hero-cta   { flex-direction: column; }
  .btn-primary, .btn-outline, .btn-cv { text-align: center; justify-content: center; }

  section { padding: 3.5rem 1.4rem; }
  .section-title { font-size: 0.95rem; }
  .section-header { margin-bottom: 2rem; }

  .skills-grid   { grid-template-columns: 1fr; gap: 1rem; }
  .projects-grid { grid-template-columns: 1fr; }
  .about-facts   { grid-template-columns: 1fr 1fr; }

  .exp-item { grid-template-columns: 80px 1fr; gap: 1rem; padding: 1.6rem 0; }
  .exp-item::before { left: 79px; }
  .exp-item::after  { left: 74px; top: 2rem; }
  .exp-date-col { flex-direction: row; align-items: center; flex-wrap: wrap; gap: 0.4rem; }

  footer { padding: 1.3rem 1.4rem; flex-direction: column; text-align: center; gap: 0.4rem; }
}

/* ═══════════════════════════════════
   RESPONSIVE — XS ≤ 380px
═══════════════════════════════════ */
@media (max-width: 380px) {
  .about-facts { grid-template-columns: 1fr; }
  .hero-badges { gap: 0.4rem; }
  .badge { font-size: 0.6rem; padding: 0.2rem 0.6rem; }
  .hero-avatar-frame { width: 140px; height: 140px; }
}

/* ═══════════════════════════════════════════════════════
   EXPERIENCE SECTION — Terminal / Green theme
═══════════════════════════════════════════════════════ */

.section-experience {
  position: relative;
  background: linear-gradient(180deg, var(--bg) 0%, #021a0a 100%);
  border-top: 1px solid var(--border-mid);
  border-bottom: 1px solid var(--border-mid);
  overflow: hidden;
}

.exp-section-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(ellipse 60% 50% at 90% 50%, rgba(0,255,136,0.04) 0%, transparent 70%),
    repeating-linear-gradient(90deg, transparent, transparent 59px, rgba(0,255,136,0.025) 59px, rgba(0,255,136,0.025) 60px),
    repeating-linear-gradient(0deg,  transparent, transparent 59px, rgba(0,255,136,0.025) 59px, rgba(0,255,136,0.025) 60px);
}

.exp-num  { color: var(--green) !important; }
.exp-line { background: linear-gradient(90deg, var(--green-dim), transparent) !important; }

.work-pill {
  background: rgba(0,255,136,0.1);
  border: 1px solid var(--green-dim);
  color: var(--green);
}

/* Work card */
.work-cards { display: flex; flex-direction: column; gap: 1.5rem; }

.work-card {
  position: relative;
  background: var(--bg2);
  border: 1px solid var(--border-mid);
  border-radius: 2px;
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.work-card:hover {
  border-color: rgba(0,255,136,0.35);
  box-shadow: 0 8px 48px rgba(0,0,0,0.5), 0 0 32px rgba(0,255,136,0.07);
}

.wc-accent-bar {
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--green), var(--cyan), var(--green));
  background-size: 200% 100%;
  animation: shimmer 3s linear infinite;
}

@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

.wc-inner { padding: 2rem; }

.wc-header {
  display: flex; gap: 1.4rem; align-items: flex-start; margin-bottom: 1.3rem;
}

.wc-logo-box {
  width: 52px; height: 52px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,255,136,0.08);
  border: 1px solid var(--green-dim);
  border-radius: 2px;
  font-family: var(--display); font-size: 0.75rem; font-weight: 900;
  color: var(--green); letter-spacing: 0.1em;
}

.wc-role    { font-family: var(--display); font-size: 0.92rem; font-weight: 700; color: var(--green); letter-spacing: 0.06em; margin-bottom: 0.25rem; text-shadow: 0 0 14px rgba(0,255,136,0.2); }
.wc-company { font-size: 0.8rem; color: var(--cyan); margin-bottom: 0.4rem; }
.wc-period  { display: flex; align-items: center; gap: 0.4rem; font-size: 0.72rem; color: var(--text-dim); }
.wc-duration { color: var(--muted); }

.wc-desc {
  font-size: 0.84rem; color: var(--text); line-height: 1.8;
  margin-bottom: 1.4rem; border-left: 2px solid var(--border-mid);
  padding-left: 1rem;
}
.wc-desc strong { color: var(--green); font-weight: 500; }

/* Achievement stats */
.wc-achievements {
  display: grid; grid-template-columns: repeat(4,1fr);
  gap: 1rem; margin-bottom: 1.4rem;
  padding: 1rem; background: var(--bg3);
  border: 1px solid var(--border);
}

.wc-ach { text-align: center; }
.ach-val {
  display: block; font-family: var(--display); font-size: 1.3rem; font-weight: 900;
  color: var(--green); text-shadow: 0 0 16px rgba(0,255,136,0.3);
  margin-bottom: 0.2rem;
}
.ach-lbl { font-size: 0.65rem; color: var(--muted); letter-spacing: 0.1em; text-transform: uppercase; }

.wc-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }


/* ═══════════════════════════════════════════════════════
   EDUCATION SECTION — Portfolio green/cyan theme
═══════════════════════════════════════════════════════ */

.section-education {
  position: relative;
  background: var(--bg);
  border-top: 1px solid var(--border);
  overflow: hidden;
}

.edu-section-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(ellipse 50% 60% at 10% 50%, rgba(0,255,136,0.03) 0%, transparent 70%),
    repeating-linear-gradient(90deg, transparent, transparent 59px, rgba(0,255,136,0.018) 59px, rgba(0,255,136,0.018) 60px),
    repeating-linear-gradient(0deg,  transparent, transparent 59px, rgba(0,255,136,0.018) 59px, rgba(0,255,136,0.018) 60px);
}

/* Section header — same green as the rest */
.section-education .section-num { color: var(--green) !important; opacity: 0.55; }
.edu-line { background: linear-gradient(90deg, var(--border-mid), transparent) !important; }
.section-education .section-title { color: var(--white) !important; }

.edu-pill {
  background: var(--green-pale);
  border: 1px solid var(--green-dim);
  color: var(--green);
}

/* Shared pill style */
.section-tag-pill {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.6rem; letter-spacing: 0.14em; padding: 0.22rem 0.7rem;
  font-family: var(--mono); border-radius: 1px; white-space: nowrap;
}

.section-title-wrap {
  display: flex; align-items: center; gap: 0.7rem; white-space: nowrap;
}

/* Timeline layout */
.edu-timeline { display: flex; flex-direction: column; gap: 0; }

.edu-card {
  display: grid;
  grid-template-columns: 80px 32px 1fr;
  gap: 0 1.2rem;
  padding-bottom: 2.5rem;
}
.edu-card:last-child { padding-bottom: 0; }

/* Year column */
.edu-card-year {
  text-align: right; padding-top: 0.15rem;
}
.edu-year-text {
  display: block; font-family: var(--display); font-size: 0.82rem;
  font-weight: 700; color: var(--green); letter-spacing: 0.08em;
}
.edu-year-sub {
  display: block; font-size: 0.68rem; color: var(--muted); letter-spacing: 0.06em;
}

/* Connector (dot + vertical line) */
.edu-card-connector {
  display: flex; flex-direction: column; align-items: center; position: relative;
}
.edu-dot {
  width: 13px; height: 13px; border-radius: 50%; flex-shrink: 0;
  background: var(--bg2); border: 2px solid var(--border-mid);
  position: relative; z-index: 1; margin-top: 2px;
  transition: background 0.3s;
}
.edu-dot.current {
  background: var(--green);
  box-shadow: 0 0 10px rgba(0,255,136,0.5), 0 0 24px rgba(0,255,136,0.2);
}
.edu-dot.last { border-color: var(--muted); }

.edu-line-v {
  flex: 1; width: 1px; min-height: 20px;
  background: linear-gradient(180deg, var(--border-mid), transparent);
  margin-top: 4px;
}

/* Card body */
.edu-card-body {
  background: var(--bg2);
  border: 1px solid var(--border-mid);
  border-radius: 2px;
  padding: 1.4rem 1.6rem;
  position: relative;
  transition: border-color 0.3s, box-shadow 0.3s;
  overflow: hidden;
}
.edu-card-body::before {
  content: '';
  position: absolute; top: 0; left: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, var(--green), var(--cyan));
  opacity: 0; transition: opacity 0.3s;
}
.edu-card:hover .edu-card-body {
  border-color: rgba(0,255,136,0.28);
  box-shadow: 0 4px 32px rgba(0,0,0,0.5), 0 0 20px rgba(0,255,136,0.06);
}
.edu-card:hover .edu-card-body::before { opacity: 1; }

.edu-badge-row {
  display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.5rem; flex-wrap: wrap;
}

.edu-degree-badge {
  font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 0.18rem 0.6rem; border-radius: 1px;
  background: var(--green-pale); border: 1px solid var(--border-mid); color: var(--text-dim);
  font-family: var(--mono);
}
.edu-degree-badge.tech {
  background: rgba(0,229,255,0.06); border-color: rgba(0,229,255,0.3); color: var(--cyan);
}

.edu-status {
  font-size: 0.6rem; letter-spacing: 0.12em; padding: 0.16rem 0.5rem;
  font-family: var(--mono); border-radius: 1px;
}
.current-status {
  background: rgba(0,255,136,0.08); border: 1px solid var(--green-dim); color: var(--green);
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.55; }
}

.edu-title {
  font-family: var(--display); font-size: 0.95rem; font-weight: 700;
  color: var(--white); letter-spacing: 0.04em; margin-bottom: 0.4rem;
}

.edu-school {
  display: flex; align-items: center; gap: 0.4rem;
  font-size: 0.77rem; color: var(--cyan); margin-bottom: 0.8rem;
  letter-spacing: 0.03em;
}
.edu-school svg { flex-shrink: 0; opacity: 0.7; }

.edu-desc {
  font-size: 0.82rem; color: var(--text); line-height: 1.78; margin-bottom: 1rem;
}

.edu-skills-row {
  display: flex; flex-wrap: wrap; gap: 0.4rem;
}
.edu-skill {
  font-size: 0.65rem; letter-spacing: 0.1em; padding: 0.18rem 0.6rem;
  border: 1px solid var(--border-mid);
  background: var(--green-pale);
  color: var(--text-dim); border-radius: 1px;
}


/* ═══════════════════════════════════════════════════════
   RESPONSIVE — Education & Experience
═══════════════════════════════════════════════════════ */

@media (max-width: 960px) {
  .wc-achievements { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 640px) {
  .wc-header        { flex-direction: column; gap: 0.8rem; }
  .wc-logo-box      { width: 42px; height: 42px; font-size: 0.65rem; }
  .wc-achievements  { grid-template-columns: repeat(2,1fr); gap: 0.7rem; padding: 0.8rem; }
  .ach-val          { font-size: 1.1rem; }

  .edu-card         { grid-template-columns: 60px 24px 1fr; gap: 0 0.8rem; }
  .edu-year-text    { font-size: 0.72rem; }
  .edu-card-body    { padding: 1rem 1.1rem; }
  .edu-title        { font-size: 0.85rem; }
}

@media (max-width: 380px) {
  .edu-card         { grid-template-columns: 52px 20px 1fr; gap: 0 0.6rem; }
  .section-title-wrap { gap: 0.4rem; }
  .section-tag-pill { display: none; }
}

/* wc-logo */
.wc-logo{
  display: flex; align-items: center; gap: 0.4rem;
  font-family: var(--display); font-size: 0.75rem; font-weight: 900;
  color: var(--green); letter-spacing: 0.1em;
}

.wc-logo-box svg { width: 18px; height: 18px; }
.wc-logo-box svg path { fill: var(--green); }
.wc-logo-box svg .secondary { fill: var(--cyan); }