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

:root {
  --navy:      #0A1628;
  --navy-2:    #0F2040;
  --navy-3:    #162b50;
  --accent:    #3B9EFF;
  --accent-2:  #5BB8FF;
  --gold:      #F4B942;
  --text:      #CBD5E8;
  --text-dim:  #7A8BA8;
  --white:     #EEF4FF;
  --card-bg:   #101e36;
  --border:    rgba(59,158,255,.15);
  --radius:    12px;
  --trans:     .3s ease;
}

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

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

a { color: var(--accent); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--accent-2); }

img { max-width: 100%; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 { color: var(--white); font-family: 'Raleway', sans-serif; line-height: 1.2; }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; }
h3 { font-size: 1.2rem; font-weight: 700; }
h4 { font-size: .95rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }

p { color: var(--text); }
strong { color: var(--white); font-weight: 600; }
em { color: var(--accent-2); font-style: normal; }

/* ===== LAYOUT ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-tag {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(59,158,255,.08);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: .3rem .9rem;
  margin-bottom: 1rem;
}

.section-header h2 {
  margin-bottom: .75rem;
}

.section-desc {
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 500px;
  margin: 0 auto;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: .75rem 1.75rem;
  border-radius: 8px;
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--trans);
  border: none;
  font-family: 'Inter', sans-serif;
}

.btn-primary {
  background: var(--accent);
  color: var(--navy);
}
.btn-primary:hover {
  background: var(--accent-2);
  color: var(--navy);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59,158,255,.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,.25);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.btn-full { width: 100%; text-align: center; }

/* ===== NAVBAR ===== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.1rem 0;
  transition: background var(--trans), box-shadow var(--trans);
}

#navbar.scrolled {
  background: rgba(10,22,40,.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,.4);
  padding: .75rem 0;
}

.nav-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-img {
  height: 40px;
  width: auto;
  display: block;
  object-fit: contain;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-family: 'Raleway', sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--white);
}

.logo-tri {
  color: var(--accent);
  font-size: 1.4rem;
  line-height: 1;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--text);
  font-size: .9rem;
  font-weight: 500;
  transition: color var(--trans);
}

.nav-links a:hover { color: var(--white); }

.nav-cta {
  background: var(--accent) !important;
  color: var(--navy) !important;
  padding: .5rem 1.1rem;
  border-radius: 6px;
  font-weight: 600 !important;
}
.nav-cta:hover {
  background: var(--accent-2) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59,158,255,.3);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--trans);
}

/* ===== HERO ===== */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 6rem 1.5rem 4rem;
  text-align: center;
}

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

.tri {
  position: absolute;
  width: 0; height: 0;
  opacity: .06;
}

.tri-1 {
  border-left: 220px solid transparent;
  border-right: 220px solid transparent;
  border-bottom: 380px solid var(--accent);
  top: -80px; right: -60px;
  transform: rotate(15deg);
  opacity: .05;
}

.tri-2 {
  border-left: 160px solid transparent;
  border-right: 160px solid transparent;
  border-bottom: 280px solid var(--gold);
  bottom: 40px; left: -50px;
  transform: rotate(-20deg);
  opacity: .04;
}

.tri-3 {
  border-left: 80px solid transparent;
  border-right: 80px solid transparent;
  border-bottom: 140px solid var(--accent);
  bottom: 180px; right: 15%;
  transform: rotate(5deg);
  opacity: .07;
}

.tri-4 {
  border-left: 50px solid transparent;
  border-right: 50px solid transparent;
  border-bottom: 90px solid var(--gold);
  top: 200px; left: 12%;
  transform: rotate(-10deg);
  opacity: .06;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero-eyebrow {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.hero-name {
  font-family: 'Raleway', sans-serif;
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 900;
  line-height: 1;
  color: var(--white);
  margin-bottom: 1.5rem;
}

.hero-name span {
  color: var(--accent);
}

.hero-tagline {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--text);
  margin-bottom: .5rem;
  line-height: 1.6;
}

.hero-sub {
  display: block;
  font-size: .95rem;
  color: var(--text-dim);
  margin-top: .4rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.scroll-down {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.scroll-down span {
  display: block;
  width: 22px; height: 22px;
  border-right: 2px solid var(--text-dim);
  border-bottom: 2px solid var(--text-dim);
  transform: rotate(45deg);
  animation: bounce 1.8s infinite;
}

@keyframes bounce {
  0%, 100% { transform: rotate(45deg) translateY(0); }
  50% { transform: rotate(45deg) translateY(6px); }
}

/* ===== ABOUT ===== */
#about {
  background: var(--navy-2);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text p {
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.stat-card {
  background: var(--navy-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: .4rem;
  transition: transform var(--trans), border-color var(--trans);
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.stat-num {
  font-family: 'Raleway', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}

.stat-plus { font-size: 1.6rem; }

.stat-label {
  font-size: .8rem;
  font-weight: 500;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ===== SERVICES ===== */
#services {
  background: var(--navy);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: transform var(--trans), border-color var(--trans), box-shadow var(--trans);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: 0 12px 32px rgba(59,158,255,.12);
}

.service-icon {
  width: 48px; height: 48px;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.service-icon svg { width: 100%; height: 100%; }

.service-card h3 {
  font-size: 1.05rem;
  margin-bottom: .75rem;
}

.service-card p {
  font-size: .9rem;
  color: var(--text-dim);
  line-height: 1.65;
}

/* ===== EXPERIENCE / TIMELINE ===== */
#experience {
  background: var(--navy-2);
}

.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: .5rem;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.tl-item {
  position: relative;
  margin-bottom: 2.5rem;
  padding-left: 2rem;
}

.tl-item:last-child { margin-bottom: 0; }

.tl-dot {
  position: absolute;
  left: -1.65rem;
  top: .35rem;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--navy-2);
  box-shadow: 0 0 0 4px rgba(59,158,255,.2);
}

.tl-date {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .5rem;
}

.tl-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  transition: border-color var(--trans);
}

.tl-card:hover { border-color: rgba(59,158,255,.4); }

.tl-card h3 { font-size: 1.05rem; margin-bottom: .25rem; }

.tl-company {
  font-size: .85rem;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: .75rem;
}

.tl-card p:last-child {
  font-size: .9rem;
  color: var(--text-dim);
  line-height: 1.65;
}

/* ===== SKILLS ===== */
#skills {
  background: var(--navy);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.skill-group {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.skill-group h4 {
  margin-bottom: 1rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.tags span {
  background: rgba(59,158,255,.08);
  border: 1px solid rgba(59,158,255,.2);
  color: var(--text);
  font-size: .8rem;
  font-weight: 500;
  padding: .25rem .7rem;
  border-radius: 50px;
  transition: background var(--trans), border-color var(--trans);
}

.tags span:hover {
  background: rgba(59,158,255,.18);
  border-color: var(--accent);
  color: var(--white);
}

/* ===== CONTACT ===== */
#contact {
  background: var(--navy-2);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding-top: .5rem;
}

.contact-info--centered {
  align-items: flex-start;
  max-width: 480px;
  margin: 0 auto;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: .9rem;
  color: var(--text);
  font-size: .95rem;
}

.contact-item svg {
  width: 20px; height: 20px;
  flex-shrink: 0;
  color: var(--accent);
  margin-top: .15rem;
}

.contact-item a, .contact-item span {
  color: var(--text);
  line-height: 1.5;
}

.contact-item a:hover { color: var(--accent); }

/* Contact form */
.contact-form {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.form-group label {
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.form-group input,
.form-group textarea {
  background: var(--navy-3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .7rem 1rem;
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: .95rem;
  transition: border-color var(--trans), box-shadow var(--trans);
  outline: none;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-dim); }

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59,158,255,.12);
}

.form-note {
  font-size: .85rem;
  text-align: center;
  min-height: 1.2em;
  color: var(--accent);
}

/* ===== FOOTER ===== */
footer {
  background: var(--navy);
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .6rem;
  text-align: center;
}

.footer-tagline {
  font-size: .85rem;
  color: var(--text-dim);
}

.footer-copy {
  font-size: .78rem;
  color: var(--text-dim);
}

.footer-also {
  font-size: .62rem;
  color: var(--text-dim);
  opacity: .25;
}

.footer-also a {
  color: inherit;
  text-decoration: none;
}

/* ===== ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: none;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--navy);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    z-index: 99;
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 1.3rem; }
  .nav-toggle { display: flex; z-index: 101; }

  .services-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }

  .hero-name { font-size: clamp(2.8rem, 14vw, 5rem); }
  section { padding: 4rem 0; }
}