:root {
  --bg: #080c16;
  --bg-2: #0d1424;
  --card: rgba(255, 255, 255, 0.04);
  --card-border: rgba(255, 255, 255, 0.09);
  --text: #e8edf7;
  --muted: #9aa7bf;
  --accent: #22d3ee;
  --accent-2: #6366f1;
  --grad: linear-gradient(135deg, #22d3ee 0%, #6366f1 100%);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
  --radius: 20px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Cairo", "Poppins", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

html[lang="en"] body { font-family: "Poppins", "Cairo", sans-serif; }

a { text-decoration: none; color: inherit; }

/* ===== الخلفية ===== */
.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; }
.blob { position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.5; animation: float 18s ease-in-out infinite; }
.blob-1 { width: 420px; height: 420px; background: #0ea5e9; top: -120px; inset-inline-start: -80px; }
.blob-2 { width: 380px; height: 380px; background: #6366f1; bottom: -100px; inset-inline-end: -60px; animation-delay: -6s; }
.blob-3 { width: 300px; height: 300px; background: #22d3ee; top: 45%; inset-inline-start: 45%; opacity: 0.28; animation-delay: -12s; }
.grid-overlay {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.9), transparent 75%);
}
@keyframes float { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(30px, 40px) scale(1.08); } }

/* ===== الشريط العلوي ===== */
.topbar {
  position: fixed; top: 0; inset-inline: 0; z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(8, 12, 22, 0.6);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.topbar-inner {
  max-width: 1100px; margin: 0 auto; padding: 12px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.brand-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--grad); box-shadow: 0 0 14px var(--accent); }
.brand-name { font-size: 0.95rem; }

.topbar-actions { display: flex; align-items: center; gap: 10px; }

.visitor-pill {
  display: flex; align-items: center; gap: 7px;
  padding: 7px 14px; border-radius: 999px;
  background: var(--card); border: 1px solid var(--card-border);
  font-size: 0.82rem; color: var(--muted);
  white-space: nowrap;
}
.visitor-pill svg { color: var(--accent); }
.visitor-count { font-weight: 800; color: var(--text); font-variant-numeric: tabular-nums; }

.lang-toggle {
  position: relative; border: 1px solid var(--card-border);
  background: var(--card); color: var(--text);
  border-radius: 999px; padding: 7px 16px; cursor: pointer;
  font-family: inherit; font-size: 0.82rem; font-weight: 700;
  transition: transform 0.2s ease, background 0.2s ease;
  overflow: hidden;
}
.lang-toggle:hover { transform: translateY(-2px); background: rgba(255,255,255,0.08); }
.lang-toggle .lang-en, .lang-toggle .lang-ar { display: none; }
html[lang="ar"] .lang-toggle .lang-en { display: inline; }
html[lang="en"] .lang-toggle .lang-ar { display: inline; }

/* ===== البطل ===== */
.hero { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 120px 22px 60px; text-align: center; }
.hero-inner { max-width: 900px; display: flex; flex-direction: column; align-items: center; gap: 28px; }

.photo-wrap { position: relative; width: 190px; height: 190px; }
.photo-ring {
  position: absolute; inset: -14px; border-radius: 50%;
  background: conic-gradient(from 0deg, var(--accent), var(--accent-2), transparent 60%, var(--accent));
  animation: spin 6s linear infinite;
  filter: blur(0.5px);
}
.photo {
  position: relative; width: 100%; height: 100%; object-fit: cover; border-radius: 50%;
  border: 4px solid var(--bg);
  animation: bob 5s ease-in-out infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.hello { font-size: 1.05rem; color: var(--accent); font-weight: 600; letter-spacing: 0.5px; }
.name { font-size: clamp(2.2rem, 6vw, 3.6rem); font-weight: 900; line-height: 1.2; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.title { font-size: clamp(1.2rem, 3vw, 1.7rem); font-weight: 600; color: var(--text); min-height: 1.5em; }
.title-line { color: var(--text); }
.caret { color: var(--accent); animation: blink 1s step-end infinite; margin-inline-start: 2px; }
@keyframes blink { 50% { opacity: 0; } }
.tagline { max-width: 560px; color: var(--muted); font-size: 1.05rem; }

/* ===== الأقسام ===== */
.section { padding: 90px 22px; }
.container { max-width: 1000px; margin: 0 auto; }
.section-title { display: flex; align-items: center; gap: 14px; font-size: clamp(1.5rem, 4vw, 2.1rem); font-weight: 800; margin-bottom: 40px; }
.section-title .num { font-size: 0.85rem; color: var(--accent); background: var(--card); border: 1px solid var(--card-border); padding: 4px 11px; border-radius: 8px; font-variant-numeric: tabular-nums; }

.about-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; align-items: stretch; }
.about-text { color: var(--muted); font-size: 1.05rem; }
.about-text p + p { margin-top: 14px; }

.info-card { background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 22px; display: flex; flex-direction: column; gap: 16px; backdrop-filter: blur(8px); }
.info-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.info-key { color: var(--muted); font-size: 0.9rem; }
.info-val { font-weight: 700; font-size: 0.95rem; }
.info-val.status { display: flex; align-items: center; gap: 8px; color: #34d399; }
.pulse { width: 9px; height: 9px; border-radius: 50%; background: #34d399; box-shadow: 0 0 0 0 rgba(52,211,153,0.6); animation: pulse 1.8s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(52,211,153,0.55); } 70% { box-shadow: 0 0 0 10px rgba(52,211,153,0); } 100% { box-shadow: 0 0 0 0 rgba(52,211,153,0); } }

/* ===== المهارات ===== */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; }
.skill-card {
  background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius);
  padding: 26px 16px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 12px;
  font-weight: 700; transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.skill-card:hover { transform: translateY(-6px); border-color: rgba(34,211,238,0.5); box-shadow: 0 14px 34px rgba(0,0,0,0.35); }
.skill-icon { font-size: 2rem; }

/* ===== التواصل ===== */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; }
.contact-card {
  background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius);
  padding: 24px; display: flex; align-items: center; gap: 16px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.contact-card:hover { transform: translateY(-6px); border-color: rgba(99,102,241,0.5); box-shadow: 0 14px 34px rgba(0,0,0,0.35); }
.contact-icon { width: 52px; height: 52px; border-radius: 14px; background: var(--grad); color: #051018; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; flex-shrink: 0; }
.contact-icon.wa { background: #25d366; color: #04331b; }
.contact-meta { display: flex; flex-direction: column; min-width: 0; }
.contact-label { font-weight: 800; }
.contact-value { color: var(--muted); font-size: 0.88rem; word-break: break-all; }

/* ===== الفوتر ===== */
.footer { padding: 36px 22px; text-align: center; color: var(--muted); font-size: 0.85rem; border-top: 1px solid rgba(255,255,255,0.05); }

/* ===== حركات الظهور ===== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s cubic-bezier(0.16,1,0.3,1), transform 0.7s cubic-bezier(0.16,1,0.3,1); }
.reveal.visible { opacity: 1; transform: none; }
.skill-card.reveal, .contact-card.reveal, .info-card.reveal { transition-delay: calc(var(--i, 0) * 60ms); }

/* ===== استجابة ===== */
@media (max-width: 720px) {
  .about-grid { grid-template-columns: 1fr; }
  .brand-name { display: none; }
  .hero { padding-top: 100px; }
}