/* ============================================================
   ADEL ALKADY PORTFOLIO — style.css
   Colors: bg #0a1628 | card #112240 | blue #2563eb | text #e2e8f0
   ============================================================ */

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

:root {
  --bg:        #0a1628;
  --bg-alt:    #0d1f3c;
  --card:      #112240;
  --card2:     #162b4d;
  --blue:      #2563eb;
  --blue-light:#3b82f6;
  --blue-dim:  #1e3a6e;
  --text:      #e2e8f0;
  --text-muted:#8892a4;
  --highlight: #3b82f6;
  --white:     #ffffff;
  --radius:    10px;
  --transition: 0.3s ease;
  --shadow:    0 4px 24px rgba(37,99,235,0.10);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

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

img { max-width: 100%; display: block; }

/* ── AOS ANIMATIONS ───────────────────────────────────────── */
[data-aos] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-aos="fade-right"] { transform: translateX(-30px); }
[data-aos="fade-left"]  { transform: translateX(30px); }
[data-aos="zoom-in"]    { transform: scale(0.92); }
[data-aos].aos-animate  { opacity: 1; transform: none; }

/* ── NAVBAR ───────────────────────────────────────────────── */
.navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 1.1rem 2rem;
  transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}
.nav-inner {
  max-width: 1200px; margin: auto;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-size: 1.4rem; font-weight: 800; color: var(--blue);
  letter-spacing: -1px;
  transition: color var(--transition), transform var(--transition);
}
.nav-logo:hover { color: var(--white); transform: scale(1.1); }

.nav-links { display: flex; gap: 1.8rem; list-style: none; }
.nav-links a {
  font-size: 0.85rem; font-weight: 500; color: var(--text-muted);
  letter-spacing: 0.5px; text-transform: uppercase;
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -3px; left: 0;
  width: 0; height: 2px; background: var(--blue);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  background: var(--blue) !important; color: var(--white) !important;
  padding: 0.4rem 1.1rem; border-radius: 6px;
  transition: background var(--transition), transform var(--transition) !important;
}
.nav-cta:hover { background: var(--blue-light) !important; transform: translateY(-2px); }
.nav-cta::after { display: none !important; }

.hamburger {
  display: none; flex-direction: column; gap: 5px; cursor: pointer;
  background: none; border: none; padding: 4px;
}
.hamburger span {
  display: block; width: 24px; height: 2px; background: var(--text);
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── SECTION COMMON ───────────────────────────────────────── */
.section { padding: 7rem 2rem; position: relative; }
.section-alt { background: var(--bg-alt); }
.container { max-width: 1100px; margin: auto; position: relative; }

.section-label {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 3px;
  color: var(--blue); text-transform: uppercase; margin-bottom: 0.6rem;
}
.section-label-center {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 3px;
  color: var(--blue); text-transform: uppercase;
  text-align: center; margin-bottom: 0.6rem;
}
.section-num {
  position: absolute; top: -10px; right: 0;
  font-size: 6rem; font-weight: 900; color: rgba(37,99,235,0.07);
  line-height: 1; pointer-events: none; user-select: none;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; color: var(--white);
  line-height: 1.15; margin-bottom: 0.5rem;
}
.text-center { text-align: center; }
.title-line {
  width: 60px; height: 3px; background: var(--blue);
  margin-bottom: 2.5rem; border-radius: 2px;
}
.highlight { color: var(--highlight); font-weight: 600; }

/* ── HERO ─────────────────────────────────────────────────── */
.hero {
  min-height: 100vh; padding: 0 2rem;
  display: flex; align-items: center; position: relative; overflow: hidden;
}
.hero-bg-text {
  position: absolute; font-size: clamp(6rem, 14vw, 16rem);
  font-weight: 900; color: rgba(37,99,235,0.04);
  top: 50%; left: 50%; transform: translate(-50%,-50%);
  white-space: nowrap; pointer-events: none; user-select: none;
  letter-spacing: -4px;
}
.hero-inner {
  max-width: 1100px; margin: auto; width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: 3rem; padding-top: 5rem;
}
.hero-left { flex: 1; }
.hero-badge {
  display: inline-block; background: var(--blue);
  color: var(--white); font-size: 0.72rem; font-weight: 700;
  letter-spacing: 3px; padding: 0.4rem 1rem; border-radius: 6px;
  margin-bottom: 1.5rem;
  animation: badgePulse 3s ease-in-out infinite;
}
@keyframes badgePulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(37,99,235,0.4); }
  50%      { box-shadow: 0 0 0 8px rgba(37,99,235,0); }
}
.hero-name { font-size: clamp(3rem, 7vw, 6rem); font-weight: 900; line-height: 1; }
.name-first { color: var(--white); display: block; }
.name-last  { color: var(--blue); display: block; }
.hero-role {
  font-size: clamp(1.1rem, 2vw, 1.4rem); font-weight: 400;
  color: var(--text); margin-top: 0.8rem;
  opacity: 0; animation: slideUp 0.8s 0.4s ease forwards;
}
.hero-divider {
  width: 80px; height: 3px; background: var(--blue);
  margin: 1rem 0; border-radius: 2px;
  opacity: 0; animation: slideUp 0.8s 0.6s ease forwards;
}
.hero-tagline {
  color: var(--text-muted); font-size: 1rem; margin-bottom: 1.5rem;
  opacity: 0; animation: slideUp 0.8s 0.8s ease forwards;
}
.hero-contacts {
  display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2rem;
  opacity: 0; animation: slideUp 0.8s 1s ease forwards;
}
.hero-contact-btn {
  background: var(--card); color: var(--text-muted);
  font-size: 0.82rem; padding: 0.5rem 1.1rem; border-radius: 7px;
  border: 1px solid var(--blue-dim);
  transition: all var(--transition);
}
.hero-contact-btn:hover {
  background: var(--blue-dim); color: var(--white);
  border-color: var(--blue); transform: translateY(-2px);
}
.hero-cta-row {
  display: flex; gap: 1rem; flex-wrap: wrap;
  opacity: 0; animation: slideUp 0.8s 1.2s ease forwards;
}
.btn-primary {
  background: var(--blue); color: var(--white);
  font-weight: 600; font-size: 0.9rem; padding: 0.75rem 1.8rem;
  border-radius: 8px; transition: all var(--transition);
  display: inline-block;
}
.btn-primary:hover {
  background: var(--blue-light); transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(37,99,235,0.35);
}
.btn-outline {
  background: transparent; color: var(--text);
  font-weight: 600; font-size: 0.9rem; padding: 0.75rem 1.8rem;
  border-radius: 8px; border: 1.5px solid var(--blue-dim);
  transition: all var(--transition); display: inline-block;
}
.btn-outline:hover {
  border-color: var(--blue); color: var(--white);
  background: var(--blue-dim); transform: translateY(-3px);
}
.hero-right { flex-shrink: 0; }
.hero-img-wrapper {
  width: 300px; height: 300px; position: relative;
  animation: float 4s ease-in-out infinite;
}
@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}
.hero-img-placeholder {
  width: 100%; height: 100%; border-radius: 20px;
  background: var(--card); border: 2px solid var(--blue-dim);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; position: relative; z-index: 2;
}
.hero-initials {
  font-size: 5rem; font-weight: 900; color: var(--blue);
  letter-spacing: -2px;
}
.hero-img-ring {
  position: absolute; border: 2px solid var(--blue);
  border-radius: 50%; opacity: 0.2;
  top: 50%; left: 50%; transform: translate(-50%,-50%);
  animation: ringPulse 3s ease-in-out infinite;
  width: 330px; height: 330px;
}
.hero-img-ring2 { width: 370px; height: 370px; animation-delay: 1.5s; opacity: 0.1; }
@keyframes ringPulse {
  0%,100% { transform: translate(-50%,-50%) scale(1); opacity: 0.2; }
  50%      { transform: translate(-50%,-50%) scale(1.05); opacity: 0.05; }
}
.hero-scroll-hint {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center;
  animation: bounce 2s ease-in-out infinite;
}
.hero-scroll-hint span {
  display: block; width: 20px; height: 20px;
  border-right: 2px solid var(--blue); border-bottom: 2px solid var(--blue);
  transform: rotate(45deg); opacity: 0.6;
}
@keyframes bounce { 0%,100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(6px); } }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* ── ABOUT ────────────────────────────────────────────────── */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start;
}
.about-text p { color: var(--text-muted); margin-bottom: 1rem; font-size: 0.95rem; }
.about-stats { display: flex; flex-direction: column; gap: 1rem; }
.stat-card {
  background: var(--card); border: 1px solid var(--blue-dim);
  border-left: 4px solid var(--blue);
  padding: 1.2rem 1.5rem; border-radius: var(--radius);
  transition: all var(--transition);
}
.stat-card:hover {
  background: var(--card2); transform: translateX(6px);
  box-shadow: var(--shadow);
}
.stat-num { font-size: 2.2rem; font-weight: 900; color: var(--white); line-height: 1; }
.stat-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.3rem; }

/* ── EDGE ─────────────────────────────────────────────────── */
.edge-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.edge-card {
  background: var(--card); border-radius: var(--radius);
  padding: 1.8rem; position: relative; overflow: hidden;
  transition: all var(--transition); border: 1px solid transparent;
}
.edge-top-bar {
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: var(--blue);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.4s ease;
}
.edge-card:hover { background: var(--card2); border-color: var(--blue-dim); transform: translateY(-5px); box-shadow: var(--shadow); }
.edge-card:hover .edge-top-bar { transform: scaleX(1); }
.edge-icon { font-size: 2rem; margin-bottom: 0.8rem; }
.edge-card h3 { color: var(--white); font-weight: 700; margin-bottom: 0.6rem; font-size: 1rem; }
.edge-card p { color: var(--text-muted); font-size: 0.88rem; }

/* ── EDUCATION ────────────────────────────────────────────── */
.edu-header-row { display: flex; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.edu-badge {
  background: #0d3320; color: #22c55e;
  font-size: 0.8rem; font-weight: 600; padding: 0.45rem 1rem;
  border-radius: 20px; display: flex; align-items: center; gap: 0.5rem;
  border: 1px solid #166534;
}
.edu-dot { width: 8px; height: 8px; background: #22c55e; border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }

.edu-card {
  background: var(--card); border-radius: var(--radius);
  border: 1px solid var(--blue-dim); overflow: hidden;
  display: flex; margin-bottom: 2rem; position: relative;
  transition: all var(--transition);
}
.edu-card:hover { background: var(--card2); transform: translateY(-4px); box-shadow: var(--shadow); }
.edu-card-left-bar { width: 4px; background: var(--blue); flex-shrink: 0; }
.edu-card-inner {
  padding: 1.8rem; display: flex; align-items: flex-start; gap: 1.2rem;
}
.edu-icon { font-size: 2rem; flex-shrink: 0; }
.edu-info h3 { color: var(--white); font-size: 1.2rem; font-weight: 700; margin-bottom: 0.4rem; }
.edu-sub { font-size: 0.85rem; margin-bottom: 0.8rem; }
.edu-desc { color: var(--text-muted); font-size: 0.88rem; }

.subjects-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 3px; color: var(--blue); margin-bottom: 1rem; }
.subjects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; }
.subject-tag {
  background: var(--card); color: var(--text-muted); font-size: 0.83rem;
  padding: 0.65rem 1rem; border-radius: 7px; border: 1px solid var(--blue-dim);
  transition: all var(--transition); text-align: center;
}
.subject-tag:hover { background: var(--blue-dim); color: var(--white); border-color: var(--blue); transform: translateY(-2px); }

/* ── SKILLS ───────────────────────────────────────────────── */
.skills-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem 3rem; margin-bottom: 2.5rem; }
.skill-item {}
.skill-meta { display: flex; justify-content: space-between; margin-bottom: 0.5rem; }
.skill-name { color: var(--text); font-size: 0.9rem; font-weight: 500; }
.skill-pct  { color: var(--blue); font-size: 0.9rem; font-weight: 700; }
.skill-bar-track {
  height: 6px; background: var(--card2); border-radius: 3px; overflow: hidden;
}
.skill-bar-fill {
  height: 100%; width: 0; background: linear-gradient(90deg, var(--blue), var(--blue-light));
  border-radius: 3px; transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.also-familiar {}
.also-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 3px; color: var(--blue); margin-bottom: 0.8rem; }
.familiar-tags { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.familiar-tag {
  background: var(--card); color: var(--text-muted); font-size: 0.8rem;
  padding: 0.4rem 0.9rem; border-radius: 6px; border: 1px solid var(--blue-dim);
  transition: all var(--transition);
}
.familiar-tag:hover { background: var(--blue-dim); color: var(--white); transform: translateY(-2px); }

/* ── SERVICES ─────────────────────────────────────────────── */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.service-card {
  background: var(--card); border-radius: var(--radius);
  padding: 1.8rem; border: 1px solid transparent;
  transition: all var(--transition); position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), transparent);
  opacity: 0; transition: opacity var(--transition);
}
.service-card:hover { border-color: var(--blue-dim); transform: translateY(-6px); box-shadow: var(--shadow); }
.service-card:hover::before { opacity: 1; }
.service-icon { font-size: 2.2rem; margin-bottom: 1rem; }
.service-card h3 { color: var(--white); font-weight: 700; margin-bottom: 0.6rem; font-size: 1rem; }
.service-card p { color: var(--text-muted); font-size: 0.85rem; }

/* ── PROJECTS ─────────────────────────────────────────────── */
.projects-sub { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 3rem; }
.project-card {
  background: var(--card); border-radius: 14px;
  padding: 2rem; margin-bottom: 2rem; border: 1px solid var(--blue-dim);
  transition: all var(--transition);
}
.project-card:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.project-header { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 1rem; margin-bottom: 1.5rem; }
.project-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 3px; color: var(--blue); margin-bottom: 0.4rem; }
.project-title { font-size: 1.8rem; font-weight: 800; color: var(--white); }
.project-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }
.proj-tag {
  background: var(--card2); color: var(--text-muted);
  font-size: 0.75rem; padding: 0.3rem 0.75rem; border-radius: 5px;
  border: 1px solid var(--blue-dim); transition: all var(--transition);
}
.proj-tag:hover { background: var(--blue); color: var(--white); }

.project-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.project-box {
  background: var(--bg); border-radius: var(--radius);
  padding: 1.5rem; position: relative; overflow: hidden;
  border: 1px solid var(--blue-dim); transition: all var(--transition);
}
.project-box:hover { background: var(--card2); transform: translateY(-3px); }
.proj-box-top { position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--blue); }
.proj-box-label { font-size: 0.75rem; font-weight: 700; color: var(--blue); letter-spacing: 1px; margin-bottom: 0.8rem; }
.proj-emoji { margin-right: 4px; }
.project-box p { color: var(--text-muted); font-size: 0.87rem; }

/* ── ACHIEVEMENTS ─────────────────────────────────────────── */
.achievements-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.achievement-card {
  background: var(--card); border-radius: var(--radius);
  padding: 1.8rem; border: 1px solid transparent;
  transition: all var(--transition);
}
.achievement-card:hover {
  border-color: var(--blue-dim); background: var(--card2);
  transform: translateY(-5px); box-shadow: var(--shadow);
}
.ach-icon { font-size: 2rem; margin-bottom: 0.8rem; }
.achievement-card h3 { color: var(--white); font-size: 0.95rem; font-weight: 700; margin-bottom: 0.6rem; }
.achievement-card p { color: var(--text-muted); font-size: 0.85rem; }

/* ── CONTACT ──────────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; margin-bottom: 2rem; }
.contact-card {
  background: var(--card); border-radius: var(--radius);
  border: 1px solid var(--blue-dim); border-left: none;
  display: flex; align-items: center; gap: 1.2rem;
  padding: 1.4rem 1.6rem; overflow: hidden; position: relative;
  transition: all var(--transition);
}
.contact-left-bar {
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 4px; background: var(--blue);
}
.contact-card:hover {
  background: var(--card2); transform: translateX(6px);
  box-shadow: var(--shadow); border-color: var(--blue);
}
.contact-icon { font-size: 1.8rem; flex-shrink: 0; }
.contact-type { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 0.3rem; }
.contact-value { font-size: 1rem; font-weight: 700; color: var(--white); }

.contact-availability {
  background: var(--card); border-radius: var(--radius);
  padding: 1.4rem 1.6rem; display: flex; align-items: center; gap: 1rem;
  border: 1px solid #166534;
}
.avail-dot {
  width: 12px; height: 12px; background: #22c55e; border-radius: 50%;
  flex-shrink: 0; animation: pulse 2s infinite;
}
.contact-availability strong { color: var(--white); display: block; margin-bottom: 0.2rem; }
.contact-availability p { color: var(--text-muted); font-size: 0.85rem; }

/* ── CLOSING ──────────────────────────────────────────────── */
.closing {
  background: #070e1a; padding: 8rem 2rem;
  text-align: center; position: relative; overflow: hidden;
}
.closing-bg-text {
  position: absolute; font-size: clamp(4rem, 10vw, 12rem);
  font-weight: 900; color: rgba(255,255,255,0.025);
  top: 50%; left: 50%; transform: translate(-50%,-50%);
  white-space: nowrap; pointer-events: none; user-select: none;
  letter-spacing: -3px; line-height: 1.1;
}
.closing-card {
  background: var(--blue); border-radius: 16px;
  padding: 3rem 2.5rem; max-width: 580px; margin: 0 auto 3rem;
  position: relative; z-index: 1;
  box-shadow: 0 20px 60px rgba(37,99,235,0.35);
  transition: transform var(--transition), box-shadow var(--transition);
}
.closing-card:hover { transform: translateY(-6px); box-shadow: 0 30px 80px rgba(37,99,235,0.45); }
.closing-card h2 { font-size: 3rem; font-weight: 900; color: var(--white); margin-bottom: 0.8rem; }
.closing-divider { width: 60px; height: 3px; background: rgba(255,255,255,0.4); margin: 0 auto 1.2rem; border-radius: 2px; }
.closing-card p { color: rgba(255,255,255,0.85); font-size: 1rem; line-height: 1.7; margin-bottom: 1.5rem; }
.closing-contacts { color: var(--white); font-weight: 600; font-size: 0.9rem; }
.closing-footer { color: var(--text-muted); font-size: 0.8rem; position: relative; z-index: 1; }

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; background: rgba(10,22,40,0.97); flex-direction: column; padding: 1.5rem 2rem; gap: 1.2rem; backdrop-filter: blur(12px); }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .hero-inner { flex-direction: column-reverse; text-align: center; padding-top: 7rem; gap: 2rem; }
  .hero-contacts, .hero-cta-row { justify-content: center; }
  .hero-img-wrapper { width: 220px; height: 220px; }
  .hero-img-ring { width: 250px; height: 250px; }
  .hero-img-ring2 { width: 280px; height: 280px; }
  .about-grid { grid-template-columns: 1fr; }
  .edge-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .project-grid { grid-template-columns: 1fr; }
  .achievements-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .subjects-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .section { padding: 5rem 1.2rem; }
  .services-grid { grid-template-columns: 1fr; }
  .achievements-grid { grid-template-columns: 1fr; }
  .subjects-grid { grid-template-columns: 1fr; }
  .closing-bg-text { display: none; }
  .hero-bg-text { display: none; }
  .section-num { font-size: 4rem; }
}