/* =====================================================
   YASO YAZILIM — main.css
   Renk Teması: Deep Navy + Electric Blue + Cyber Cyan
   ===================================================== */

/* ===== CSS VARIABLES ===== */
:root {
  --color-bg: #0A0F1E;
  --color-surface: #111827;
  --color-card: #1F2937;
  --color-card-hover: #243044;
  --color-border: rgba(59, 130, 246, 0.12);
  --color-border-hover: rgba(59, 130, 246, 0.3);

  --color-primary: #3B82F6;
  --color-primary-dark: #2563EB;
  --color-accent: #06B6D4;
  --color-purple: #8B5CF6;

  --gradient: linear-gradient(135deg, #3B82F6 0%, #06B6D4 100%);
  --gradient-r: linear-gradient(135deg, #06B6D4 0%, #3B82F6 100%);
  --gradient-text: linear-gradient(135deg, #60A5FA, #34D399);

  --color-text-primary: #F9FAFB;
  --color-text-secondary: #9CA3AF;
  --color-text-muted: #6B7280;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.5);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px rgba(59,130,246,0.18);
  --shadow-glow-strong: 0 0 60px rgba(59,130,246,0.3);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  --transition-fast: all 0.15s ease;

  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Space Grotesk', 'Inter', sans-serif;

  --container: 1200px;
  --nav-h: 72px;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-body); background: var(--color-bg); color: var(--color-text-primary); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }
input, textarea, select { font-family: inherit; }

/* ===== CANVAS ===== */
#particles-canvas {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 0; opacity: 0.35;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: rgba(59,130,246,0.4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-primary); }

/* ===== SELECTION ===== */
::selection { background: var(--color-primary); color: white; }

/* ===== TYPOGRAPHY ===== */
h1,h2,h3,h4,h5,h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.15; }

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== LAYOUT ===== */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.section {
  padding: 100px 0; position: relative; z-index: 1;
}

.section-header { text-align: center; margin-bottom: 64px; }

.section-tag {
  display: inline-block; font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 2.5px;
  color: var(--color-accent); margin-bottom: 14px;
  padding: 5px 18px;
  background: rgba(6,182,212,0.08);
  border: 1px solid rgba(6,182,212,0.25);
  border-radius: var(--radius-full);
}

.section-title { font-size: clamp(28px, 4vw, 44px); margin-bottom: 16px; }
.section-subtitle { font-size: 17px; color: var(--color-text-secondary); max-width: 580px; margin: 0 auto; line-height: 1.7; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 32px; border-radius: var(--radius-full);
  font-size: 15px; font-weight: 600; letter-spacing: 0.2px;
  transition: var(--transition); border: 2px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--gradient); color: white;
  box-shadow: 0 4px 24px rgba(59,130,246,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(59,130,246,0.5); }
.btn-outline { border-color: var(--color-primary); color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: white; transform: translateY(-2px); }
.btn-sm { padding: 9px 22px; font-size: 13px; }
.btn-lg { padding: 16px 44px; font-size: 17px; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-h); display: flex; align-items: center;
  padding: 0 24px; transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(10,15,30,0.92);
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}
.navbar-container {
  max-width: var(--container); margin: 0 auto; width: 100%;
  display: flex; align-items: center; justify-content: space-between;
}
.navbar-logo { display: flex; align-items: center; gap: 11px; }
.logo-icon {
  width: 42px; height: 42px; border-radius: 11px;
  background: var(--gradient); display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 800; color: white;
  box-shadow: 0 4px 16px rgba(59,130,246,0.4);
  font-family: var(--font-heading);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-text .brand { font-size: 17px; font-weight: 700; font-family: var(--font-heading); color: var(--color-text-primary); }
.logo-text .sub { font-size: 10px; color: var(--color-text-muted); letter-spacing: 1px; text-transform: uppercase; }

.navbar-menu { display: flex; align-items: center; gap: 4px; }
.nav-link {
  padding: 8px 15px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500;
  color: var(--color-text-secondary); transition: var(--transition);
  position: relative;
}
.nav-link:hover, .nav-link.active { color: var(--color-text-primary); background: rgba(59,130,246,0.08); }
.nav-link.active::after {
  content: ''; position: absolute; bottom: 3px; left: 50%; transform: translateX(-50%);
  width: 4px; height: 4px; border-radius: 50%; background: var(--color-primary);
}
.navbar-cta { margin-left: 8px; }
.navbar-toggle {
  display: none; flex-direction: column; gap: 5px;
  padding: 8px; cursor: pointer; border-radius: var(--radius-sm);
}
.navbar-toggle span { display: block; width: 24px; height: 2px; background: var(--color-text-primary); border-radius: 2px; transition: var(--transition); }
.navbar-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar-toggle.active span:nth-child(2) { opacity: 0; }
.navbar-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== HERO ===== */
.hero-section {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  position: relative; z-index: 1; padding: var(--nav-h) 24px 60px;
  overflow: hidden; text-align: center;
}
.hero-bg {
  position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(ellipse 90% 60% at 50% 20%, rgba(59,130,246,0.12) 0%, transparent 70%),
              radial-gradient(ellipse 60% 40% at 85% 80%, rgba(6,182,212,0.08) 0%, transparent 60%),
              var(--color-bg);
}
.hero-content { max-width: 820px; margin: 0 auto; position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 22px;
  background: rgba(59,130,246,0.08); border: 1px solid rgba(59,130,246,0.25);
  border-radius: var(--radius-full); font-size: 13px; font-weight: 500;
  color: var(--color-primary); margin-bottom: 32px;
  animation: fadeInDown 0.8s ease forwards;
}
.badge-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--gradient);
  animation: pulse-dot 2s infinite;
}
.hero-title {
  font-size: clamp(44px, 8vw, 82px); font-weight: 800; line-height: 1.08;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.2s both;
}
.hero-subtitle {
  font-size: clamp(16px, 2vw, 20px); color: var(--color-text-secondary);
  margin-bottom: 48px; min-height: 30px; letter-spacing: 0.2px;
  animation: fadeInUp 0.8s ease 0.4s both;
}
.hero-buttons {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.6s both;
}
.hero-scroll {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  animation: bounce-scroll 2.5s ease-in-out infinite;
}
.hero-scroll-line { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--color-primary), transparent); }
.hero-scroll span { font-size: 10px; color: var(--color-text-muted); letter-spacing: 2px; text-transform: uppercase; }

/* Orbs */
.orb {
  position: absolute; border-radius: 50%; filter: blur(70px);
  opacity: 0.18; pointer-events: none;
}
.orb-1 { width: 500px; height: 500px; background: var(--color-primary); top: -100px; right: -150px; animation: float-orb 10s ease-in-out infinite; }
.orb-2 { width: 350px; height: 350px; background: var(--color-accent); bottom: -50px; left: -100px; animation: float-orb 12s ease-in-out infinite 4s; }
.orb-3 { width: 250px; height: 250px; background: var(--color-purple); top: 40%; left: 5%; animation: float-orb 8s ease-in-out infinite 2s; }

/* ===== SERVICES ===== */
.services-section { padding: 100px 0; position: relative; z-index: 1; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 24px; }
.service-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 32px;
  transition: var(--transition); position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient); transform: scaleX(0); transition: var(--transition);
  transform-origin: left;
}
.service-card:hover { transform: translateY(-6px); border-color: var(--color-border-hover); box-shadow: var(--shadow-glow); }
.service-card:hover::before { transform: scaleX(1); }
.service-icon-wrap {
  width: 58px; height: 58px; border-radius: var(--radius-md);
  background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.18);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; color: var(--color-primary); margin-bottom: 20px;
  transition: var(--transition);
}
.service-card:hover .service-icon-wrap {
  background: var(--gradient); border-color: transparent;
  color: white; box-shadow: 0 8px 20px rgba(59,130,246,0.3);
  transform: scale(1.05);
}
.service-card h3 { font-size: 19px; font-weight: 600; margin-bottom: 10px; }
.service-card p { color: var(--color-text-secondary); font-size: 14px; line-height: 1.7; }

/* ===== PROJECTS ===== */
.projects-section {
  padding: 100px 0; position: relative; z-index: 1;
  background: linear-gradient(to bottom, transparent, rgba(17,24,39,0.4) 50%, transparent);
}
.projects-filter { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-bottom: 48px; }
.filter-btn {
  padding: 8px 22px; border-radius: var(--radius-full); font-size: 13px; font-weight: 500;
  color: var(--color-text-secondary); background: var(--color-card);
  border: 1px solid var(--color-border); cursor: pointer; transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--gradient); color: white; border-color: transparent;
  box-shadow: 0 4px 16px rgba(59,130,246,0.25);
}
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 24px; }
.project-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); overflow: hidden; transition: var(--transition);
  display: flex; flex-direction: column;
}
.project-card:hover { transform: translateY(-6px); border-color: var(--color-border-hover); box-shadow: var(--shadow-glow); }
.project-image { height: 200px; background: var(--color-surface); position: relative; overflow: hidden; }
.project-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.project-card:hover .project-image img { transform: scale(1.06); }
.project-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #0f1f40, #1a3460);
  display: flex; align-items: center; justify-content: center;
}
.project-placeholder i { font-size: 42px; color: rgba(59,130,246,0.25); }
.project-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.75), transparent);
  display: flex; align-items: flex-end; padding: 16px;
  opacity: 0; transition: var(--transition);
}
.project-card:hover .project-overlay { opacity: 1; }
.project-link-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: var(--radius-full);
  background: rgba(255,255,255,0.15); backdrop-filter: blur(8px);
  font-size: 12px; font-weight: 500; color: white;
  border: 1px solid rgba(255,255,255,0.2); transition: var(--transition);
}
.project-link-btn:hover { background: var(--color-primary); border-color: var(--color-primary); }
.project-content { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.project-category {
  display: inline-block; padding: 3px 11px;
  border-radius: var(--radius-full); font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.2px; margin-bottom: 10px;
}
.cat-web { background: rgba(59,130,246,0.15); color: #93C5FD; border: 1px solid rgba(59,130,246,0.25); }
.cat-mobile { background: rgba(16,185,129,0.15); color: #6EE7B7; border: 1px solid rgba(16,185,129,0.25); }
.cat-game { background: rgba(245,158,11,0.15); color: #FCD34D; border: 1px solid rgba(245,158,11,0.25); }
.cat-desktop { background: rgba(139,92,246,0.15); color: #C4B5FD; border: 1px solid rgba(139,92,246,0.25); }
.cat-ai { background: rgba(6,182,212,0.15); color: #67E8F9; border: 1px solid rgba(6,182,212,0.25); }
.cat-marketing { background: rgba(244,114,182,0.15); color: #F9A8D4; border: 1px solid rgba(244,114,182,0.25); }
.cat-design { background: rgba(249,115,22,0.15); color: #FCA884; border: 1px solid rgba(249,115,22,0.25); }
.project-title { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.project-desc { font-size: 13px; color: var(--color-text-secondary); line-height: 1.65; flex: 1; margin-bottom: 14px; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.tech-tag {
  padding: 3px 9px; border-radius: 4px; font-size: 10px;
  color: var(--color-text-muted); background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08); font-family: monospace;
}
.view-all { text-align: center; margin-top: 52px; }

/* ===== ABOUT BRIEF ===== */
.about-section { padding: 100px 0; position: relative; z-index: 1; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-content .section-tag { margin-bottom: 16px; }
.about-content h2 { font-size: clamp(28px, 4vw, 42px); margin-bottom: 20px; }
.about-content p { color: var(--color-text-secondary); line-height: 1.8; margin-bottom: 16px; }
.about-content .btn { margin-top: 16px; }
.about-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.stat-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 24px; text-align: center;
  transition: var(--transition);
}
.stat-card:hover { border-color: var(--color-border-hover); transform: translateY(-4px); }
.stat-number {
  font-size: 38px; font-weight: 800; line-height: 1;
  background: var(--gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 4px;
}
.stat-label { font-size: 13px; color: var(--color-text-secondary); }

/* Tech grid */
.tech-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.tech-item {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 18px 12px; text-align: center;
  transition: var(--transition); display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.tech-item:hover { border-color: var(--color-border-hover); transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.tech-item i { font-size: 28px; }
.tech-item span { font-size: 11px; color: var(--color-text-secondary); font-weight: 500; }

/* ===== CTA SECTION ===== */
.cta-section { padding: 100px 24px; position: relative; z-index: 1; text-align: center; }
.cta-box {
  max-width: 720px; margin: 0 auto;
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); padding: 72px 56px; position: relative; overflow: hidden;
}
.cta-box::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(59,130,246,0.08), transparent);
  pointer-events: none;
}
.cta-box h2 { font-size: clamp(26px, 3.5vw, 40px); margin-bottom: 16px; }
.cta-box p { color: var(--color-text-secondary); font-size: 17px; margin-bottom: 40px; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== FOOTER ===== */
footer {
  background: var(--color-surface); border-top: 1px solid var(--color-border);
  padding: 64px 24px 32px; position: relative; z-index: 1;
}
.footer-inner { max-width: var(--container); margin: 0 auto; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; margin-bottom: 48px; }
.footer-brand .navbar-logo { margin-bottom: 18px; }
.footer-brand > p { color: var(--color-text-secondary); font-size: 14px; line-height: 1.7; margin-bottom: 24px; max-width: 300px; }
.footer-social { display: flex; gap: 10px; flex-wrap: wrap; }
.social-btn {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  background: var(--color-card); border: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; color: var(--color-text-secondary); transition: var(--transition);
}
.social-btn:hover { background: var(--gradient); border-color: transparent; color: white; transform: translateY(-3px); box-shadow: 0 8px 20px rgba(59,130,246,0.3); }
.footer-col-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; color: var(--color-text-secondary); margin-bottom: 18px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: var(--color-text-secondary); font-size: 14px; transition: var(--transition); }
.footer-links a:hover { color: var(--color-primary); transform: translateX(4px); }
.footer-bottom {
  border-top: 1px solid var(--color-border); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;
}
.footer-bottom p { color: var(--color-text-muted); font-size: 13px; }
.footer-bottom a { color: var(--color-primary); font-weight: 500; }

/* ===== PAGE HERO (iç sayfalar) ===== */
.page-hero {
  padding: calc(var(--nav-h) + 70px) 24px 70px;
  text-align: center; position: relative; z-index: 1; overflow: hidden;
}
.page-hero-bg {
  position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(ellipse 70% 50% at 50% 30%, rgba(59,130,246,0.1), transparent);
}
.page-hero h1 { font-size: clamp(36px, 6vw, 64px); margin-bottom: 16px; }
.page-hero p { color: var(--color-text-secondary); font-size: 18px; max-width: 500px; margin: 0 auto; }

/* ===== HIZMETLER PAGE ===== */
.services-page { padding: 60px 0 100px; position: relative; z-index: 1; }
.services-page-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 32px; }
.service-page-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 40px; transition: var(--transition); overflow: hidden; position: relative;
}
.service-page-card:hover { transform: translateY(-8px); border-color: var(--color-border-hover); box-shadow: var(--shadow-glow-strong); }
.service-page-icon {
  width: 68px; height: 68px; border-radius: var(--radius-md);
  background: var(--gradient); display: flex; align-items: center; justify-content: center;
  font-size: 26px; color: white; margin-bottom: 24px;
  box-shadow: 0 8px 24px rgba(59,130,246,0.3);
}
.service-page-card h3 { font-size: 22px; font-weight: 700; margin-bottom: 12px; }
.service-page-card p { color: var(--color-text-secondary); line-height: 1.8; }

/* ===== CONTACT PAGE ===== */
.contact-section { padding: 60px 0 100px; position: relative; z-index: 1; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; align-items: start; }
.contact-info-cards { display: flex; flex-direction: column; gap: 20px; }
.contact-info-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 22px 24px;
  display: flex; gap: 16px; align-items: flex-start; transition: var(--transition);
}
.contact-info-card:hover { border-color: var(--color-border-hover); transform: translateX(6px); }
.contact-info-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary); font-size: 18px; flex-shrink: 0;
}
.contact-info-text label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 1.2px; color: var(--color-text-muted); display: block; margin-bottom: 4px; }
.contact-info-text span { font-size: 15px; color: var(--color-text-primary); font-weight: 500; }

/* ===== FORMS ===== */
.form-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 40px;
}
.form-group { margin-bottom: 22px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--color-text-secondary); margin-bottom: 8px; }
.form-control {
  width: 100%; padding: 12px 16px;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); color: var(--color-text-primary);
  font-size: 15px; transition: var(--transition); outline: none; font-family: inherit;
}
.form-control:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(59,130,246,0.12); }
.form-control::placeholder { color: var(--color-text-muted); }
textarea.form-control { resize: vertical; min-height: 160px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-submit { margin-top: 8px; }
.form-alert {
  padding: 14px 18px; border-radius: var(--radius-sm);
  display: flex; align-items: center; gap: 10px; margin-bottom: 20px; font-size: 14px;
}
.form-alert.success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.25); color: #6EE7B7; }
.form-alert.error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.25); color: #FCA5A5; }

/* ===== ABOUT PAGE ===== */
.about-page-section { padding: 60px 0 100px; position: relative; z-index: 1; }
.about-page-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 80px; align-items: start; }
.about-values { margin-top: 48px; }
.about-value-item { display: flex; gap: 16px; margin-bottom: 24px; }
.value-icon { width: 48px; height: 48px; border-radius: var(--radius-sm); background: rgba(59,130,246,0.1); display: flex; align-items: center; justify-content: center; color: var(--color-primary); font-size: 20px; flex-shrink: 0; margin-top: 2px; }
.value-text h4 { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.value-text p { color: var(--color-text-secondary); font-size: 14px; line-height: 1.6; }
.about-skills-title { font-size: 18px; font-weight: 700; margin-bottom: 20px; margin-top: 32px; }
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.skill-item {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 16px 10px;
  text-align: center; transition: var(--transition);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.skill-item:hover { border-color: var(--color-border-hover); transform: translateY(-3px); }
.skill-item i { font-size: 26px; }
.skill-item span { font-size: 11px; color: var(--color-text-secondary); font-weight: 500; }

/* ===== SCROLL REVEAL ===== */
.scroll-fade { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.scroll-fade.visible { opacity: 1; transform: translateY(0); }

/* ===== KEYFRAMES ===== */
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes float-orb {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(25px,-25px) scale(1.06); }
  66% { transform: translate(-18px,18px) scale(0.94); }
}
@keyframes bounce-scroll {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-10px); }
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
@keyframes slideInRight { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .about-grid, .about-page-grid, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .navbar-menu {
    display: none; position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(10,15,30,0.98); backdrop-filter: blur(20px);
    flex-direction: column; padding: 16px; gap: 4px;
    border-bottom: 1px solid var(--color-border); z-index: 999;
  }
  .navbar-menu.open { display: flex; }
  .navbar-cta { display: none; }
  .navbar-toggle { display: flex; }
  .nav-link { padding: 12px 16px; border-radius: var(--radius-md); }
  .hero-title { font-size: clamp(36px, 10vw, 60px); }
  .hero-buttons { flex-direction: column; align-items: stretch; }
  .services-grid, .projects-grid, .services-page-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .cta-box { padding: 48px 24px; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .btn { width: 100%; justify-content: center; }
  .hero-badge { font-size: 12px; }
  .section { padding: 72px 0; }
  .form-card, .service-page-card { padding: 24px; }
  .cta-box { padding: 36px 20px; }
}