/* ===========================
   TECHFAN — STYLESHEET
   =========================== */

:root {
  --bg:        #0a0c10;
  --bg2:       #0f1117;
  --bg3:       #161b26;
  --border:    #1e2433;
  --accent:    #00d4ff;
  --accent2:   #7c3aed;
  --green:     #00ff88;
  --red:       #ff4444;
  --yellow:    #ffd700;
  --text:      #e2e8f0;
  --text2:     #8892a4;
  --text3:     #4a5568;
  --card-bg:   #111420;
  --radius:    12px;
  --radius-lg: 20px;
  --shadow:    0 4px 24px rgba(0,0,0,0.5);
  --glow:      0 0 40px rgba(0,212,255,0.15);
  --font-body: 'Tajawal', sans-serif;
  --font-mono: 'Space Mono', monospace;
  --nav-h:     65px;
  --trans:     0.3s cubic-bezier(0.4,0,0.2,1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  direction: rtl;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: var(--font-body); border: none; background: none; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--accent2); border-radius: 3px; }

/* ===== SELECTION ===== */
::selection { background: var(--accent2); color: #fff; }

/* ===========================
   NAVBAR
   =========================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(10,12,16,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--trans);
}
.navbar.scrolled { box-shadow: 0 2px 30px rgba(0,0,0,0.6); }

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text);
  white-space: nowrap;
}
.logo-bracket { color: var(--accent); }

.nav-links {
  list-style: none;
  display: flex;
  gap: 4px;
  align-items: center;
}
.nav-links a {
  display: block;
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text2);
  transition: all var(--trans);
  white-space: nowrap;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
  background: rgba(0,212,255,0.08);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: 8px;
  background: var(--bg3);
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--trans);
}
.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); }

/* ===========================
   PAGES
   =========================== */
.page {
  display: none;
  min-height: calc(100vh - var(--nav-h));
  padding-top: var(--nav-h);
  animation: fadeUp 0.4s ease both;
}
.page.active { display: block; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===========================
   HERO
   =========================== */
.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-h));
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px 60px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.12;
}
.glow-1 { width: 500px; height: 500px; background: var(--accent); top: -100px; right: -100px; animation: pulse 6s ease-in-out infinite; }
.glow-2 { width: 400px; height: 400px; background: var(--accent2); bottom: 0; left: -100px; animation: pulse 8s ease-in-out infinite reverse; }

@keyframes pulse {
  0%,100% { opacity: 0.08; transform: scale(1); }
  50% { opacity: 0.18; transform: scale(1.1); }
}

.hero-content, .hero-visual { position: relative; z-index: 1; }

.hero-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  color: var(--text);
}

.accent { color: var(--accent); }

.hero-desc {
  font-size: 1.1rem;
  color: var(--text2);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 460px;
}

.hero-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary {
  padding: 12px 28px;
  background: var(--accent);
  color: #000;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: all var(--trans);
  display: inline-block;
}
.btn-primary:hover {
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,212,255,0.3);
}

.btn-ghost {
  padding: 12px 28px;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all var(--trans);
  display: inline-block;
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.btn-link {
  font-family: var(--font-body);
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 8px;
  transition: all var(--trans);
}
.btn-link:hover { background: rgba(0,212,255,0.08); }

.btn-back {
  font-family: var(--font-body);
  color: var(--text2);
  padding: 10px 20px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.9rem;
  transition: all var(--trans);
}
.btn-back:hover { color: var(--accent); border-color: var(--accent); }

/* ===========================
   TERMINAL
   =========================== */
.terminal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow), var(--glow);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  max-width: 420px;
  margin: 0 auto;
}

.terminal-bar {
  background: var(--bg3);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}
.dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dot.red    { background: var(--red); }
.dot.yellow { background: var(--yellow); }
.dot.green  { background: var(--green); }

.terminal-title {
  margin-right: auto;
  font-size: 0.75rem;
  color: var(--text3);
}

.terminal-body {
  padding: 20px;
  min-height: 200px;
  line-height: 2;
  color: var(--text2);
}
.terminal-body p { margin-bottom: 4px; }
.t-green  { color: var(--green); }
.t-accent { color: var(--accent); }
.t-yellow { color: var(--yellow); }
.t-dim    { color: var(--text3); }
.cursor::after {
  content: '█';
  color: var(--accent);
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ===========================
   SECTION
   =========================== */
.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 24px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
}
.section-header h2 {
  font-size: 1.6rem;
  font-weight: 800;
  position: relative;
  padding-right: 16px;
}
.section-header h2::before {
  content: '';
  position: absolute;
  right: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 100%;
  background: var(--accent);
  border-radius: 2px;
}

/* ===========================
   PAGE HERO (inner pages)
   =========================== */
.page-hero {
  text-align: center;
  padding: 80px 24px 40px;
  background: linear-gradient(180deg, var(--bg2) 0%, transparent 100%);
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { font-size: 2.4rem; font-weight: 900; margin-bottom: 12px; }
.page-hero p  { color: var(--text2); font-size: 1.05rem; }

/* ===========================
   POSTS GRID
   =========================== */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.post-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--trans);
  display: flex;
  flex-direction: column;
}
.post-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,212,255,0.3);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,212,255,0.1);
}

.post-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--bg3);
}
.post-thumb-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--bg3) 0%, var(--bg2) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  border-bottom: 1px solid var(--border);
}

.post-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.post-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text3);
  letter-spacing: 0.05em;
}

.post-title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
  flex: 1;
}

.post-excerpt {
  font-size: 0.88rem;
  color: var(--text2);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}

.post-read {
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 600;
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.post-read::after { content: '←'; }

/* ===========================
   SINGLE POST
   =========================== */
.post-back {
  max-width: 800px;
  margin: 0 auto;
  padding: 30px 24px 0;
}

.single-post {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.single-post .sp-cover {
  width: 100%;
  border-radius: var(--radius-lg);
  margin-bottom: 40px;
  border: 1px solid var(--border);
  object-fit: cover;
  max-height: 420px;
}

.single-post .sp-meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text3);
  margin-bottom: 16px;
  letter-spacing: 0.06em;
}

.single-post h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 32px;
  color: var(--text);
}

.single-post .sp-divider {
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
  margin-bottom: 36px;
  opacity: 0.3;
}

.single-post .sp-body {
  font-size: 1.05rem;
  line-height: 2;
  color: var(--text2);
  white-space: pre-wrap;
}

/* ===========================
   SEARCH
   =========================== */
.search-box {
  position: relative;
  margin-bottom: 40px;
}
.search-box input {
  width: 100%;
  padding: 18px 56px 18px 20px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.05rem;
  outline: none;
  transition: all var(--trans);
}
.search-box input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}
.search-box input::placeholder { color: var(--text3); }

.search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  color: var(--text3);
}

/* ===========================
   ABOUT
   =========================== */
.about-section { display: flex; flex-direction: column; gap: 48px; }

.about-card {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.about-avatar {
  width: 100px; height: 100px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: #000;
  flex-shrink: 0;
  box-shadow: 0 0 40px rgba(0,212,255,0.3);
}

.about-text { flex: 1; }
.about-text h2 { font-size: 1.6rem; font-weight: 900; margin-bottom: 16px; }
.about-text p { color: var(--text2); line-height: 1.9; margin-bottom: 16px; }

.about-stats {
  display: flex;
  gap: 32px;
  margin: 28px 0;
}
.stat { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.stat-num { font-family: var(--font-mono); font-size: 1.8rem; font-weight: 700; color: var(--accent); }
.stat span:last-child { font-size: 0.82rem; color: var(--text3); }

.about-links { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 8px; }

.about-values {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 20px;
}
.value-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  transition: all var(--trans);
}
.value-card:hover { border-color: rgba(0,212,255,0.3); transform: translateY(-4px); }
.value-card span { font-size: 2rem; display: block; margin-bottom: 12px; }
.value-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.value-card p { font-size: 0.85rem; color: var(--text2); line-height: 1.7; }

/* ===========================
   CONTACT
   =========================== */
.contact-section { max-width: 700px; }

.contact-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

.contact-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: all var(--trans);
  cursor: pointer;
}
.contact-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.3);
}

.contact-icon { font-size: 2.4rem; }
.contact-card h3 { font-size: 1.1rem; font-weight: 700; }
.contact-card p  { font-size: 0.88rem; color: var(--text2); }
.contact-cta { font-size: 0.82rem; color: var(--accent); font-weight: 600; margin-top: auto; }

.contact-note {
  background: rgba(0,212,255,0.04);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: var(--radius);
  padding: 16px 20px;
  font-size: 0.9rem;
  color: var(--text2);
}

/* ===========================
   EMPTY STATE
   =========================== */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--text3);
  font-size: 1rem;
  line-height: 1.8;
}
.empty-state code {
  background: var(--bg3);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
}

/* ===========================
   FOOTER
   =========================== */
.footer {
  border-top: 1px solid var(--border);
  background: var(--bg2);
  padding: 32px 24px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer p { font-size: 0.85rem; color: var(--text3); }
.footer-links { display: flex; gap: 16px; }
.footer-links a { font-size: 0.85rem; color: var(--text3); transition: color var(--trans); }
.footer-links a:hover { color: var(--accent); }

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; text-align: center; padding: 60px 20px 40px; }
  .hero-desc { margin: 0 auto 32px; }
  .hero-btns { justify-content: center; }
  .hero-visual { order: -1; }
  .terminal { max-width: 100%; }
  .about-card { flex-direction: column; align-items: center; text-align: center; }
  .about-values { grid-template-columns: 1fr; }
  .about-stats { justify-content: center; }
  .about-links { justify-content: center; }
}

@media (max-width: 640px) {
  :root { --nav-h: 58px; }

  .hamburger { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-h); right: 0; left: 0;
    background: rgba(10,12,16,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    gap: 0;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-110%);
    transition: transform var(--trans);
    z-index: 999;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links li { width: 100%; }
  .nav-links a { padding: 14px 16px; border-radius: 10px; font-size: 1rem; }

  .posts-grid { grid-template-columns: 1fr; }
  .contact-cards { grid-template-columns: 1fr; }
  .about-card { padding: 24px; }
  .section { padding: 40px 16px; }
  .page-hero { padding: 60px 16px 32px; }
  .page-hero h1 { font-size: 1.8rem; }
  .section-header h2 { font-size: 1.3rem; }
  .footer-inner { flex-direction: column; text-align: center; }
}