/* MMCTec Portfolio - Custom Styles */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --primary: #0ea5e9;
  --primary-dark: #0284c7;
  --primary-light: #38bdf8;
  --accent: #f97316;
  --accent-dark: #ea580c;
  --dark: #0f172a;
  --dark-2: #1e293b;
  --dark-3: #334155;
  --mid: #64748b;
  --light: #e2e8f0;
  --lighter: #f1f5f9;
  --white: #ffffff;
  --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 40%, #0c2a4a 100%);
  --gradient-card: linear-gradient(145deg, #1e293b, #0f172a);
  --gradient-accent: linear-gradient(135deg, #0ea5e9, #f97316);
  --shadow-glow: 0 0 40px rgba(14, 165, 233, 0.15);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.35);
  --radius: 16px;
  --radius-sm: 8px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--dark);
  color: var(--light);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== TYPOGRAPHY ===== */
h1,h2,h3,h4,h5,h6 { font-family: 'Space Grotesk', sans-serif; line-height: 1.2; }
.gradient-text {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

/* ===== NAVBAR ===== */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  transition: all 0.3s ease;
  padding: 1.25rem 0;
}
#navbar.scrolled {
  background: rgba(15,23,42,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(14,165,233,0.15);
  padding: 0.75rem 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}
.nav-link {
  position: relative;
  color: var(--light);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.2s;
  padding-bottom: 4px;
}
.nav-link::after {
  content: '';
  position: absolute; bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--gradient-accent);
  transition: width 0.3s ease;
  border-radius: 2px;
}
.nav-link:hover, .nav-link.active { color: var(--primary-light); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.logo-text {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--gradient-accent);
  color: white; font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: 50px; border: none; cursor: pointer;
  text-decoration: none; font-size: 0.95rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(14,165,233,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(14,165,233,0.45);
  filter: brightness(1.1);
}
.btn-outline {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: transparent;
  color: var(--primary-light); font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: 50px; border: 1.5px solid var(--primary);
  cursor: pointer; text-decoration: none; font-size: 0.95rem;
  transition: all 0.3s ease;
}
.btn-outline:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(14,165,233,0.3);
}
.btn-sm {
  padding: 0.5rem 1.25rem !important;
  font-size: 0.85rem !important;
}

/* ===== HERO ===== */
#hero {
  min-height: 100vh;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  display: flex; align-items: center;
}
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(14,165,233,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,165,233,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-glow {
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,233,0.12) 0%, transparent 70%);
  top: -100px; right: -100px;
  pointer-events: none;
}
.hero-glow-2 {
  position: absolute;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(249,115,22,0.08) 0%, transparent 70%);
  bottom: 0; left: -50px;
  pointer-events: none;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(14,165,233,0.12);
  border: 1px solid rgba(14,165,233,0.3);
  color: var(--primary-light);
  padding: 0.4rem 1rem;
  border-radius: 50px; font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.05em; text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero-title { font-size: clamp(2.5rem, 5vw, 4.5rem); font-weight: 800; color: white; }
.hero-subtitle { font-size: clamp(1rem, 2vw, 1.3rem); color: var(--mid); max-width: 600px; margin-top: 1.25rem; }
.hero-stats {
  display: flex; gap: 2.5rem; margin-top: 2.5rem; flex-wrap: wrap;
}
.stat-item { text-align: center; }
.stat-number { font-size: 2rem; font-weight: 800; color: white; font-family: 'Space Grotesk', sans-serif; }
.stat-label { font-size: 0.75rem; color: var(--mid); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 0.2rem; }
.hero-avatar {
  width: 320px; height: 320px;
  border-radius: 50%;
  border: 3px solid transparent;
  background: linear-gradient(var(--dark-2), var(--dark-2)) padding-box,
              var(--gradient-accent) border-box;
  overflow: hidden;
  box-shadow: var(--shadow-glow), var(--shadow-card);
  position: relative;
}
.avatar-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #1e293b, #0c2a4a);
  display: flex; align-items: center; justify-content: center;
  font-size: 5rem; color: var(--primary-light);
}
.floating-card {
  position: absolute;
  background: rgba(30,41,59,0.9);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(14,165,233,0.2);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: white;
  white-space: nowrap;
  box-shadow: var(--shadow-card);
  animation: floatCard 3s ease-in-out infinite;
}
.floating-card .icon { color: var(--primary-light); margin-right: 0.4rem; }
@keyframes floatCard {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ===== SECTIONS ===== */
section { padding: 6rem 0; }
.section-label {
  display: inline-flex; align-items: center; gap: 0.5rem;
  color: var(--primary-light); font-size: 0.8rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.section-label::before {
  content: ''; width: 24px; height: 2px;
  background: var(--gradient-accent);
  display: inline-block;
}
.section-title { font-size: clamp(1.8rem, 3vw, 3rem); font-weight: 800; color: white; }
.section-desc { font-size: 1.05rem; color: var(--mid); max-width: 600px; margin-top: 0.75rem; }

/* ===== CARDS ===== */
.card {
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  transition: all 0.35s ease;
  overflow: hidden;
}
.card:hover {
  border-color: rgba(14,165,233,0.3);
  box-shadow: var(--shadow-glow), var(--shadow-card);
  transform: translateY(-4px);
}

/* ===== PROJECT CARDS ===== */
.project-card { position: relative; }
.project-card .card-image {
  height: 200px; overflow: hidden;
  background: var(--dark-3);
  position: relative;
}
.project-card .card-image img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease;
}
.project-card:hover .card-image img { transform: scale(1.05); }
.project-card .card-image .overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(15,23,42,0.85) 100%);
}
.project-card .card-body { padding: 1.5rem; }
.project-tag {
  display: inline-block;
  background: rgba(14,165,233,0.12);
  border: 1px solid rgba(14,165,233,0.25);
  color: var(--primary-light);
  font-size: 0.7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em;
  padding: 0.25rem 0.75rem; border-radius: 50px;
  margin-bottom: 0.75rem;
}
.project-tag.orange {
  background: rgba(249,115,22,0.12);
  border-color: rgba(249,115,22,0.25);
  color: #fb923c;
}
.project-tag.green {
  background: rgba(34,197,94,0.12);
  border-color: rgba(34,197,94,0.25);
  color: #4ade80;
}
.project-tag.purple {
  background: rgba(168,85,247,0.12);
  border-color: rgba(168,85,247,0.25);
  color: #c084fc;
}
.project-card h3 { font-size: 1.2rem; color: white; font-weight: 700; margin-bottom: 0.5rem; }
.project-card p { font-size: 0.875rem; color: var(--mid); line-height: 1.6; margin-bottom: 1.25rem; }
.tech-badges { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-bottom: 1.25rem; }
.tech-badge {
  font-size: 0.7rem; font-weight: 600;
  background: rgba(255,255,255,0.05);
  color: var(--light);
  padding: 0.2rem 0.6rem; border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.08);
}
.project-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  color: var(--primary-light); font-size: 0.875rem; font-weight: 600;
  text-decoration: none;
  transition: gap 0.2s;
}
.project-link:hover { gap: 0.7rem; color: var(--primary); }
.project-link i { font-size: 0.8rem; transition: transform 0.2s; }
.project-link:hover i { transform: translateX(3px); }

/* ===== SERVICE CARDS ===== */
.service-card {
  padding: 2rem;
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
  border-color: rgba(14,165,233,0.2);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}
.service-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: rgba(14,165,233,0.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: var(--primary-light);
  margin-bottom: 1.25rem;
}
.service-card h3 { font-size: 1.1rem; color: white; font-weight: 700; margin-bottom: 0.6rem; }
.service-card p { font-size: 0.875rem; color: var(--mid); }

/* ===== PARTNERS / CLIENTS ===== */
.client-card {
  padding: 1.5rem;
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  transition: all 0.3s;
  text-align: center;
}
.client-card:hover {
  border-color: rgba(14,165,233,0.25);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}
.client-logo {
  height: 48px; object-fit: contain;
  filter: grayscale(1) brightness(0.7);
  transition: all 0.3s;
}
.client-card:hover .client-logo { filter: grayscale(0) brightness(1); }

/* ===== TIMELINE ===== */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), transparent);
}
.timeline-item { position: relative; padding-bottom: 2.5rem; }
.timeline-item::before {
  content: '';
  position: absolute; left: -2.35rem; top: 4px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid var(--dark);
  box-shadow: 0 0 0 4px rgba(14,165,233,0.15);
}
.timeline-date { font-size: 0.78rem; color: var(--primary-light); font-weight: 600; margin-bottom: 0.25rem; }
.timeline-title { font-size: 1rem; color: white; font-weight: 700; margin-bottom: 0.25rem; }
.timeline-desc { font-size: 0.875rem; color: var(--mid); }

/* ===== SKILL BARS ===== */
.skill-item { margin-bottom: 1.25rem; }
.skill-header { display: flex; justify-content: space-between; margin-bottom: 0.4rem; }
.skill-name { font-size: 0.875rem; font-weight: 600; color: var(--light); }
.skill-pct { font-size: 0.875rem; color: var(--primary-light); font-weight: 600; }
.skill-bar { height: 6px; background: rgba(255,255,255,0.08); border-radius: 3px; overflow: hidden; }
.skill-fill {
  height: 100%; border-radius: 3px;
  background: var(--gradient-accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.skill-fill.animated { transform: scaleX(1); }

/* ===== CONTACT FORM ===== */
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-size: 0.875rem; font-weight: 600; color: var(--light); margin-bottom: 0.5rem; }
.form-control {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  color: white; font-size: 0.95rem;
  padding: 0.75rem 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none; font-family: 'Inter', sans-serif;
}
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.12);
}
.form-control::placeholder { color: var(--dark-3); }
textarea.form-control { resize: vertical; min-height: 140px; }
select.form-control option { background: var(--dark-2); }
.alert {
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem; font-weight: 500;
  margin-top: 1rem; display: none;
}
.alert-success { background: rgba(34,197,94,0.12); border: 1px solid rgba(34,197,94,0.3); color: #4ade80; }
.alert-error { background: rgba(239,68,68,0.12); border: 1px solid rgba(239,68,68,0.3); color: #f87171; }

/* ===== FOOTER ===== */
footer {
  background: #0a1120;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 4rem 0 1.5rem;
}
.footer-link { color: var(--mid); text-decoration: none; font-size: 0.875rem; transition: color 0.2s; display: block; margin-bottom: 0.5rem; }
.footer-link:hover { color: var(--primary-light); }
.social-btn {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--mid); text-decoration: none;
  transition: all 0.2s;
}
.social-btn:hover {
  background: var(--primary); border-color: var(--primary);
  color: white; transform: translateY(-2px);
}

/* ===== DIVIDER ===== */
.divider {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(14,165,233,0.3), transparent);
  margin: 2rem 0;
}

/* ===== ANIMATIONS ===== */
.fade-up {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-left {
  opacity: 0; transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-left.visible { opacity: 1; transform: translateX(0); }
.fade-right {
  opacity: 0; transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-right.visible { opacity: 1; transform: translateX(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ===== TYPEWRITER ===== */
.typewriter { border-right: 3px solid var(--primary); white-space: nowrap; overflow: hidden; display: inline-block; }

/* ===== PARTICLES CANVAS ===== */
#particles-canvas {
  position: absolute; inset: 0;
  pointer-events: none; z-index: 0;
}

/* ===== MOBILE MENU ===== */
#mobile-menu {
  display: none;
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(10,17,32,0.97);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}
#mobile-menu.open { display: flex; }
#mobile-menu .nav-link { font-size: 1.5rem; font-weight: 700; }

/* ===== SECTION BG VARIANTS ===== */
.bg-dark-2 { background: var(--dark-2); }
.bg-pattern {
  background: var(--dark-2);
  background-image: radial-gradient(rgba(14,165,233,0.04) 1px, transparent 1px);
  background-size: 30px 30px;
}

/* ===== MISC ===== */
.chip {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-size: 0.78rem; font-weight: 600; color: var(--mid);
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  padding: 0.3rem 0.75rem; border-radius: 50px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 6px #22c55e; animation: pulse-dot 2s infinite; }
@keyframes pulse-dot { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  section { padding: 4rem 0; }
  .hero-stats { gap: 1.5rem; }
  .hero-avatar { width: 220px; height: 220px; }
}
@media (max-width: 640px) {
  .hero-avatar { width: 180px; height: 180px; font-size: 3rem !important; }
}

/* ===== TABS ===== */
.tab-btn {
  padding: 0.6rem 1.4rem; border-radius: 50px;
  font-size: 0.875rem; font-weight: 600;
  cursor: pointer; border: 1.5px solid rgba(255,255,255,0.1);
  background: transparent; color: var(--mid);
  transition: all 0.2s;
}
.tab-btn.active, .tab-btn:hover {
  background: var(--primary); border-color: var(--primary);
  color: white;
}
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===== TOTVS SECTION ===== */
.totvs-badge {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: rgba(249,115,22,0.1);
  border: 1px solid rgba(249,115,22,0.25);
  color: #fb923c; padding: 0.5rem 1.25rem;
  border-radius: 50px; font-size: 0.85rem; font-weight: 600;
  margin-bottom: 1.5rem;
}

/* ===== COUNTERS ===== */
.counter-card {
  text-align: center; padding: 2rem 1.5rem;
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
}
.counter-num {
  font-size: 2.8rem; font-weight: 800;
  font-family: 'Space Grotesk', sans-serif;
  background: var(--gradient-accent);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.counter-label { font-size: 0.875rem; color: var(--mid); margin-top: 0.4rem; }