/* ============================================================
   JAHID HASSAN – Portfolio CSS
   Premium Dark/Light Theme | Syne + DM Sans
   ============================================================ */

/* ── Variables ── */
:root {
  --primary: #0f172a;
  --primary-mid: #1e293b;
  --accent: #38bdf8;
  --accent-glow: rgba(56, 189, 248, 0.25);
  --accent-dark: #0ea5e9;
  --secondary: #f8fafc;
  --text-main: #e2e8f0;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;
  --glass: rgba(255,255,255,0.04);
  --glass-border: rgba(255,255,255,0.08);
  --glass-hover: rgba(255,255,255,0.07);
  --surface: rgba(15,23,42,0.8);
  --card-bg: rgba(30,41,59,0.5);
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-accent: 0 0 40px rgba(56,189,248,0.2);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --nav-h: 72px;
}

[data-theme="light"] {
  --primary: #f1f5f9;
  --primary-mid: #e2e8f0;
  --text-main: #0f172a;
  --text-muted: #334155;
  --text-subtle: #64748b;
  --glass: rgba(0,0,0,0.03);
  --glass-border: rgba(0,0,0,0.08);
  --glass-hover: rgba(0,0,0,0.05);
  --surface: rgba(241,245,249,0.9);
  --card-bg: rgba(255,255,255,0.7);
  --shadow: 0 8px 32px rgba(0,0,0,0.1);
  --shadow-accent: 0 0 40px rgba(56,189,248,0.15);
}

/* ── Reset & Base ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--primary);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

/* ── Scroll Progress ── */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), #818cf8, var(--accent));
  z-index: 9999;
  transition: width 0.1s linear;
  box-shadow: 0 0 12px var(--accent);
}

/* ── Typography ── */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; }
.gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, #818cf8 50%, var(--accent) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 4s ease infinite;
}
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ── Layout ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; position: relative; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(56,189,248,0.3);
  border-radius: 100px;
  padding: 6px 18px;
  margin-bottom: 16px;
  background: rgba(56,189,248,0.06);
}
.section-title { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 16px; }
.section-subtitle { color: var(--text-muted); max-width: 600px; margin: 0 auto; font-size: 1.05rem; }

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #0f172a;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 32px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 0 24px var(--accent-glow);
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 40px var(--accent-glow), 0 8px 24px rgba(0,0,0,0.3); }
.btn-primary:hover::before { opacity: 1; }
.btn-primary.btn-full { width: 100%; justify-content: center; border-radius: var(--radius-sm); font-size: 1rem; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 32px;
  border-radius: 100px;
  cursor: pointer;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 24px;
  border-radius: 100px;
  cursor: pointer;
  transition: var(--transition);
}
.btn-ghost:hover { color: var(--accent); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1.5px solid var(--glass-border);
  color: var(--text-main);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 12px 28px;
  border-radius: 100px;
  cursor: pointer;
  transition: var(--transition);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

/* ── Glass Cards ── */
.glass-card {
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: var(--transition);
}
.glass-card:hover { border-color: rgba(56,189,248,0.3); box-shadow: 0 0 30px rgba(56,189,248,0.08); }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}
.navbar.scrolled {
  background: var(--surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
}
.logo-text { letter-spacing: -0.04em; }
.logo-dot {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{transform:scale(1);opacity:1} 50%{transform:scale(1.4);opacity:0.6} }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}
.nav-link:hover, .nav-link.active { color: var(--accent); }
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  transform: translateX(-50%);
  width: 4px; height: 4px;
  background: var(--accent);
  border-radius: 50%;
}

.nav-actions { display: flex; align-items: center; gap: 12px; }
.theme-toggle {
  width: 40px; height: 40px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  display: grid; place-items: center;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }
.btn-hire {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.875rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #0f172a;
  padding: 10px 24px;
  border-radius: 100px;
  transition: var(--transition);
  box-shadow: 0 0 16px var(--accent-glow);
}
.btn-hire:hover { transform: translateY(-1px); box-shadow: 0 0 28px var(--accent-glow); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: var(--transition);
}
.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
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: var(--nav-h) 24px 60px;
  text-align: center;
}
#particleCanvas {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  z-index: 0;
}
.hero-bg-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(56,189,248,0.12) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(129,140,248,0.08) 0%, transparent 60%);
  z-index: 0;
}
.hero-container { position: relative; z-index: 1; max-width: 100%; display: grid; grid-template-columns: repeat(2, 1fr);}
@media (max-width: 768px) {
   .hero-container {
      grid-template-columns: repeat(1, 1fr);
   }
   .hero-container > *:first-child {
  order: 2;
}

.hero-container > *:last-child {
  order: 1;
}
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(56,189,248,0.08);
  border: 1px solid rgba(56,189,248,0.25);
  border-radius: 100px;
  padding: 8px 20px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 28px;
}
.badge-dot {
  width: 8px; height: 8px;
  background: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 8px #22c55e;
  animation: pulse 2s ease-in-out infinite;
}

.hero-headline {
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin-bottom: 40px;
    color: var(--text-main);
    text-align: left;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 40px;
  line-height: 1.75;
}
.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}
.hero-stat { text-align: center; }
.hero-stat strong { display: block; font-family: var(--font-display); font-size: 2rem; font-weight: 800; color: var(--accent); }
.hero-stat span { font-size: 0.85rem; color: var(--text-subtle); }
.hero-stat-divider { width: 1px; height: 40px; background: var(--glass-border); }

.hero-scroll-hint {
  position: absolute;
  bottom: 28px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--text-subtle);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 1;
}
.scroll-arrow {
  animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce { 0%,100%{transform:translateY(0)} 50%{transform:translateY(6px)} }
.d-none-mob { display: inline; }

/* ============================================================
   ABOUT
   ============================================================ */
.about-section { background: var(--primary); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  align-items: center;
}
.about-img-wrap { position: relative; display: flex; justify-content: center; }
.about-img-placeholder {
  width: 280px; height: 280px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(56,189,248,0.15), rgba(129,140,248,0.1));
  border: 1px solid rgba(56,189,248,0.2);
  display: grid;
  place-items: center;
  position: relative;
  z-index: 2;
  box-shadow: 0 0 60px rgba(56,189,248,0.1);
}
.initials-avatar {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 800;
  color: var(--accent);
  text-shadow: 0 0 40px var(--accent-glow);
}
.avatar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(56,189,248,0.15);
  animation: ringExpand 3s ease-in-out infinite;
}
.ring1 { width: 320px; height: 320px; animation-delay: 0s; }
.ring2 { width: 380px; height: 380px; animation-delay: 0.5s; }
.ring3 { width: 440px; height: 440px; animation-delay: 1s; }
@keyframes ringExpand {
  0%,100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.1; transform: scale(1.02); }
}
.about-badge-card {
  position: absolute;
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(20px);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 3;
  box-shadow: var(--shadow);
}
.about-badge-card i { color: var(--accent); font-size: 1.2rem; }
.about-badge-card strong { display: block; font-family: var(--font-display); font-size: 1rem; }
.about-badge-card span { font-size: 0.75rem; color: var(--text-muted); }
.card-exp { bottom: 10px; left: -20px; }
.card-clients { top: 30px; right: -20px; }

.about-content { display: flex; flex-direction: column; gap: 20px; }
.about-lead { font-size: 1.1rem; color: var(--text-main); font-weight: 400; line-height: 1.8; }
.about-text { color: var(--text-muted); line-height: 1.8; }
.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.highlight-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.highlight-item i { color: var(--accent); flex-shrink: 0; }
.about-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* ============================================================
   SKILLS
   ============================================================ */
.skills-section { background: var(--primary-mid); }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.skill-card {
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}
.skill-card:hover { transform: translateY(-3px); border-color: rgba(56,189,248,0.3); box-shadow: var(--shadow-accent); }
.skill-icon {
  width: 44px; height: 44px;
  background: rgba(56,189,248,0.1);
  border: 1px solid rgba(56,189,248,0.2);
  border-radius: 10px;
  display: grid; place-items: center;
  color: var(--accent);
  flex-shrink: 0;
  font-size: 1.1rem;
}
.skill-info { flex: 1; }
.skill-top { display: flex; justify-content: space-between; font-size: 0.875rem; margin-bottom: 8px; }
.skill-top span:first-child { font-weight: 500; color: var(--text-main); }
.skill-pct { color: var(--accent); font-family: var(--font-display); font-weight: 700; }
.skill-bar { height: 5px; background: var(--glass-border); border-radius: 100px; overflow: hidden; }
.skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #818cf8);
  border-radius: 100px;
  width: 0;
  transition: width 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 0 0 8px var(--accent-glow);
}

/* ============================================================
   EXPERIENCE
   ============================================================ */
.experience-section { background: var(--primary); }
.timeline { position: relative; max-width: 860px; margin: 0 auto; }
.timeline::before {
  content: '';
  position: absolute;
  left: 20px; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), rgba(56,189,248,0.1));
}
.timeline-item {
  position: relative;
  padding-left: 64px;
  margin-bottom: 40px;
}
.timeline-dot {
  position: absolute;
  left: 12px; top: 24px;
  width: 16px; height: 16px;
  background: var(--accent);
  border-radius: 50%;
  border: 3px solid var(--primary);
  box-shadow: 0 0 16px var(--accent);
  z-index: 1;
}
.timeline-card { padding: 28px; }
.tl-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.tl-header h3 { font-size: 1.2rem; color: var(--text-main); margin-bottom: 4px; }
.tl-company { font-size: 0.875rem; color: var(--accent); font-weight: 500; }
.tl-date {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-subtle);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  padding: 4px 12px;
  border-radius: 100px;
  white-space: nowrap;
}
.tl-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.tl-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.tl-list li i { color: var(--accent); font-size: 0.7rem; flex-shrink: 0; }
.tl-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tl-tags span {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(56,189,248,0.1);
  border: 1px solid rgba(56,189,248,0.2);
  color: var(--accent);
}

/* ============================================================
   SERVICES
   ============================================================ */
.services-section { background: var(--primary-mid); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 24px;
}
.service-card {
  padding: 32px;
  position: relative;
  overflow: hidden;
  cursor: default;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.service-card:hover::before { opacity: 1; }
.service-card:hover { transform: translateY(-6px); }
.service-badge {
  position: absolute;
  top: 20px; right: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #0f172a;
}
.featured-service {
  border-color: rgba(56,189,248,0.3);
  background: rgba(56,189,248,0.04);
}
.service-icon {
  width: 56px; height: 56px;
  background: rgba(56,189,248,0.1);
  border: 1px solid rgba(56,189,248,0.2);
  border-radius: var(--radius-sm);
  display: grid; place-items: center;
  color: var(--accent);
  font-size: 1.4rem;
  margin-bottom: 20px;
  transition: var(--transition);
}
.service-card:hover .service-icon { background: rgba(56,189,248,0.15); transform: scale(1.05); }
.service-card h3 { font-size: 1.1rem; margin-bottom: 12px; color: var(--text-main); }
.service-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 20px; }
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  transition: var(--transition);
}
.service-link:hover { gap: 12px; }

/* ============================================================
   RESULTS
   ============================================================ */
.results-section { position: relative; overflow: hidden; }
.results-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(56,189,248,0.05) 0%, var(--primary) 50%, rgba(129,140,248,0.05) 100%);
}
.counters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 24px;
  position: relative;
}
.counter-card {
  text-align: center;
  padding: 40px 24px;
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  backdrop-filter: blur(20px);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.counter-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(56,189,248,0.06) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition);
}
.counter-card:hover { transform: translateY(-6px); border-color: rgba(56,189,248,0.3); }
.counter-card:hover::before { opacity: 1; }
.counter-icon {
  width: 52px; height: 52px;
  background: rgba(56,189,248,0.1);
  border: 1px solid rgba(56,189,248,0.2);
  border-radius: 50%;
  display: grid; place-items: center;
  color: var(--accent);
  font-size: 1.2rem;
  margin: 0 auto 20px;
}
.counter-num {
  font-family: var(--font-display);
  font-size: 41px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  display: inline;
}
.counter-suffix {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-muted);
  display: inline;
}
.counter-label {
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--text-subtle);
}

/* ============================================================
   TOOLS
   ============================================================ */
.tools-section { background: var(--primary); }
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 20px;
}
.tool-card {
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 28px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
  cursor: default;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}
.tool-card:hover { transform: translateY(-5px); border-color: rgba(56,189,248,0.3); box-shadow: 0 0 24px rgba(56,189,248,0.08); }
.tool-icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  display: grid; place-items: center;
  font-size: 1.6rem;
}
.tool-icon img { width: 36px; height: 36px; object-fit: contain; }
.tool-meta { background: rgba(24,119,242,0.15); color: #1877f2; border: 1px solid rgba(24,119,242,0.2); }
.tool-google { background: rgba(234,67,53,0.12); color: #ea4335; border: 1px solid rgba(234,67,53,0.2); }
.tool-canva { background: rgba(0,197,173,0.12); color: #00c5ad; border: 1px solid rgba(0,197,173,0.2); }
.tool-gsc { background: rgba(66,133,244,0.12); color: #4285f4; border: 1px solid rgba(66,133,244,0.2); }
.tool-ahrefs { background: rgba(255,102,0,0.12); color: #ff6600; border: 1px solid rgba(255,102,0,0.2); }
.tool-semrush { background: rgba(255,160,0,0.12); color: #ffa000; border: 1px solid rgba(255,160,0,0.2); }
.tool-mailchimp { background: rgba(255,225,0,0.12); color: #ffe100; border: 1px solid rgba(255,225,0,0.2); }
.tool-wp { background: rgba(33,117,155,0.12); color: #21759b; border: 1px solid rgba(33,117,155,0.2); }
.tool-card span { font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials-section { background: var(--primary-mid); }
.testimonials-swiper { padding-bottom: 60px !important; }
.testimonial-card {
  padding: 36px;
  height: 100%;
}
.stars { color: #fbbf24; font-size: 0.9rem; margin-bottom: 20px; letter-spacing: 2px; }
.testimonial-card > p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 28px;
  font-style: italic;
}
.testimonial-author { display: flex; align-items: center; gap: 14px; }
.author-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #818cf8);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8rem;
  color: #0f172a;
  flex-shrink: 0;
}
.testimonial-author strong { display: block; font-size: 0.95rem; color: var(--text-main); }
.testimonial-author span { font-size: 0.8rem; color: var(--text-subtle); }
.swiper-pagination-bullet { background: var(--text-subtle); opacity: 0.5; }
.swiper-pagination-bullet-active { background: var(--accent); opacity: 1; }
.swiper-button-prev, .swiper-button-next {
  color: var(--accent) !important;
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  width: 44px !important;
  height: 44px !important;
  border-radius: 50%;
  backdrop-filter: blur(10px);
}
.swiper-button-prev::after, .swiper-button-next::after { font-size: 14px !important; font-weight: 900; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-section { background: var(--primary); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}
.contact-info h3 { font-size: 1.8rem; margin-bottom: 14px; }
.contact-info > p { color: var(--text-muted); line-height: 1.8; margin-bottom: 32px; }
.contact-items { display: flex; flex-direction: column; gap: 20px; margin-bottom: 36px; }
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.contact-icon {
  width: 44px; height: 44px;
  background: rgba(56,189,248,0.1);
  border: 1px solid rgba(56,189,248,0.2);
  border-radius: 10px;
  display: grid; place-items: center;
  color: var(--accent);
  flex-shrink: 0;
}
.contact-item > div span { font-size: 0.78rem; color: var(--text-subtle); display: block; margin-bottom: 2px; }
.contact-item > div a { color: var(--text-main); font-weight: 500; font-size: 0.95rem; transition: color var(--transition); }
.contact-item > div a:hover { color: var(--accent); }
.contact-social > span { font-size: 0.8rem; color: var(--text-subtle); margin-bottom: 14px; display: block; }
.social-icons { display: flex; gap: 10px; flex-wrap: wrap; }
.social-icon {
  width: 40px; height: 40px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  display: grid; place-items: center;
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: var(--transition);
}
.social-icon:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); box-shadow: 0 0 16px var(--accent-glow); }

.contact-form-wrap { padding: 40px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form-group label { font-size: 0.85rem; font-weight: 500; color: var(--text-muted); }
.form-group input, .form-group select, .form-group textarea {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
  resize: vertical;
  width: 100%;
  appearance: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-subtle); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(56,189,248,0.1);
}
.form-group select option { background: #1e293b; color: var(--text-main); }
.form-success {
  display: none;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding: 14px 18px;
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.25);
  border-radius: var(--radius-sm);
  color: #22c55e;
  font-size: 0.9rem;
}
.form-success.show { display: flex; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--primary-mid);
  border-top: 1px solid var(--glass-border);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand { display: flex; flex-direction: column; gap: 16px; }
.footer-brand .nav-logo { margin-bottom: 4px; }
.footer-brand p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; }
.footer-links-col h4 { font-size: 0.95rem; color: var(--text-main); margin-bottom: 20px; font-family: var(--font-display); }
.footer-links-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links-col li a {
  font-size: 0.875rem;
  color: var(--text-subtle);
  display: flex; align-items: center; gap: 8px;
  transition: color var(--transition);
}
.footer-links-col li a:hover { color: var(--accent); }
.footer-links-col li a i { font-size: 0.8rem; }
.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-subtle);
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #0f172a;
  border: none;
  border-radius: 50%;
  display: grid; place-items: center;
  cursor: pointer;
  font-size: 1rem;
  box-shadow: 0 0 24px var(--accent-glow);
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 999;
}
.back-to-top.show { opacity: 1; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-3px); box-shadow: 0 0 40px var(--accent-glow); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-visual { order: -1; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --nav-h: 64px; }
  .section { padding: 72px 0; }
  .nav-links {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: var(--surface);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 4px;
    transform: translateY(-120%);
    opacity: 0;
    transition: var(--transition);
  }
  .nav-links.open { transform: translateY(0); opacity: 1; }
  .nav-link { font-size: 1rem; padding: 10px 12px; width: 100%; }
  .hamburger { display: flex; }
  .btn-hire { display: none; }
  .hero-headline { font-size: clamp(2.2rem, 8vw, 3.5rem); }
  .hero-ctas { gap: 10px; }
  .d-none-mob { display: none; }
  .about-highlights { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .counters-grid { grid-template-columns: repeat(2, 1fr); }
  .swiper-button-prev, .swiper-button-next { display: none !important; }
  .about-img-placeholder { width: 220px; height: 220px; }
  .initials-avatar { font-size: 3.5rem; }
  .ring1 { width: 260px; height: 260px; }
  .ring2 { width: 310px; height: 310px; }
  .ring3 { width: 360px; height: 360px; }
}

@media (max-width: 480px) {
  .hero-ctas .btn-ghost { display: none; }
  .counters-grid { grid-template-columns: 1fr 1fr; }
  .tools-grid { grid-template-columns: repeat(3, 1fr); }
  .back-to-top { bottom: 20px; right: 20px; }
  .card-exp { left: -10px; }
  .card-clients { right: -10px; }
}

/* ============================================================
   LIGHT THEME ADJUSTMENTS
   ============================================================ */
[data-theme="light"] .navbar.scrolled { background: rgba(241,245,249,0.95); }
[data-theme="light"] .hero { background: var(--secondary); }
[data-theme="light"] .hero-bg-gradient {
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(56,189,248,0.15) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(129,140,248,0.1) 0%, transparent 60%);
}
[data-theme="light"] .form-group select option { background: #f1f5f9; }

/* ============================================================
   AOS Custom Overrides
   ============================================================ */
[data-aos] { pointer-events: none; }
[data-aos].aos-animate { pointer-events: auto; }