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

:root {
  --clr-bg:        #ffffff;
  --clr-surface:   #f5f6fa;
  --clr-primary:   #1a1a2e;
  --clr-accent:    #0f7bab;
  --clr-accent2:   #22c98a;
  --clr-text:      #2d2d3a;
  --clr-muted:     #6b7280;
  --clr-border:    #e2e4ea;
  --clr-card:      #ffffff;
  --radius-lg:     16px;
  --radius-md:     10px;
  --radius-sm:     6px;
  --shadow-soft:   0 4px 24px rgba(0,0,0,.07);
  --shadow-card:   0 2px 16px rgba(0,0,0,.08);
  --transition:    .3s cubic-bezier(.4,0,.2,1);
  --font-sans:     'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:     'JetBrains Mono', 'Fira Code', monospace;
  --max-w:         1200px;
}

html { scroll-behavior: smooth; }

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

img { display: block; width: 100%; object-fit: cover; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Typography ────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--clr-primary);
}
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.2rem; }

.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: .6rem;
}

/* ── Layout helpers ────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem; }
.section    { padding: 90px 0; }
.section--alt { background: var(--clr-surface); }

.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px,1fr)); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 1.5rem; }

.flex-center { display: flex; align-items: center; justify-content: center; }
.text-center { text-align: center; }

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--clr-accent);
  color: #fff;
}
.btn-primary:hover { background: #0d6d97; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(15,123,171,.3); }
.btn-outline {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: transparent;
}
.btn-outline:hover { background: var(--clr-accent); color: #fff; transform: translateY(-2px); }

/* ── Navbar ────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--clr-border);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,.09); }
.navbar__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.navbar__brand {
  font-family: var(--font-mono);
  font-size: .9rem;
  font-weight: 700;
  color: var(--clr-primary);
  letter-spacing: .04em;
}
.navbar__brand span { color: var(--clr-accent); }

.navbar__links {
  display: flex;
  gap: 2.2rem;
}
.navbar__links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--clr-muted);
  transition: color var(--transition);
  position: relative;
}
.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 2px;
  background: var(--clr-accent);
  transition: width var(--transition);
}
.navbar__links a:hover { color: var(--clr-accent); }
.navbar__links a:hover::after { width: 100%; }

.navbar__cta { display: flex; gap: .75rem; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { width: 24px; height: 2px; background: var(--clr-primary); border-radius: 2px; transition: var(--transition); }

/* ── Hero ──────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 68px;
  position: relative;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(255,255,255,.97) 48%, rgba(255,255,255,.6) 100%);
}
.hero__content {
  position: relative;
  z-index: 1;
  max-width: 680px;
  padding: 4rem 1.5rem;
}
.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 1rem;
  display: block;
}
.hero h1 { margin-bottom: 1.2rem; }
.hero h1 em {
  font-style: normal;
  color: var(--clr-accent);
}
.hero__sub {
  font-size: 1.15rem;
  color: var(--clr-muted);
  margin-bottom: 2.2rem;
  max-width: 520px;
}
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 3.5rem;
  flex-wrap: wrap;
}
.hero__stat strong {
  display: block;
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--clr-primary);
}
.hero__stat span {
  font-size: .82rem;
  color: var(--clr-muted);
  font-weight: 500;
}
.hero__badge {
  position: absolute;
  right: 6%; bottom: 12%;
  z-index: 1;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.6rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--clr-border);
  max-width: 240px;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.hero__badge-icon { font-size: 2rem; flex-shrink: 0; }
.hero__badge p   { font-size: .82rem; color: var(--clr-muted); margin-top: .2rem; }
.hero__badge strong { font-size: .95rem; color: var(--clr-primary); }

/* ── Services ──────────────────────────────────────────── */
.service-card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 36px rgba(0,0,0,.12);
  border-color: var(--clr-accent);
}
.service-card__img {
  height: 200px;
  overflow: hidden;
}
.service-card__img img {
  height: 100%;
  transition: transform .6s ease;
}
.service-card:hover .service-card__img img { transform: scale(1.05); }
.service-card__body { padding: 1.6rem; flex: 1; display: flex; flex-direction: column; }
.service-card__icon {
  width: 46px; height: 46px;
  border-radius: var(--radius-sm);
  background: rgba(15,123,171,.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1rem;
}
.service-card h3 { margin-bottom: .5rem; }
.service-card p  { font-size: .9rem; color: var(--clr-muted); flex: 1; }
.service-card__tags {
  display: flex; flex-wrap: wrap; gap: .4rem;
  margin-top: 1.2rem;
}
.tag {
  font-size: .72rem;
  font-weight: 600;
  padding: .25rem .7rem;
  border-radius: 999px;
  background: rgba(15,123,171,.1);
  color: var(--clr-accent);
  letter-spacing: .04em;
}
.tag--green { background: rgba(34,201,138,.12); color: #1aaa72; }

/* ── About / Split ─────────────────────────────────────── */
.about__split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.about__img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.about__img-wrap img { border-radius: var(--radius-lg); height: 480px; }
.about__img-badge {
  position: absolute;
  bottom: 1.5rem; left: 1.5rem;
  background: #fff;
  border-radius: var(--radius-md);
  padding: .9rem 1.2rem;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  gap: .8rem;
  border: 1px solid var(--clr-border);
}
.about__img-badge .bi  { font-size: 1.5rem; color: var(--clr-accent2); }
.about__img-badge p    { font-size: .8rem; color: var(--clr-muted); margin-top: .1rem; }
.about__img-badge strong { font-size: .9rem; }
.about__text h2 { margin-bottom: 1rem; }
.about__text > p { color: var(--clr-muted); margin-bottom: 1.6rem; }
.about__items { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 2rem; }
.about__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.about__item-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: rgba(15,123,171,.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.about__item h4 { font-size: .95rem; margin-bottom: .2rem; }
.about__item p  { font-size: .85rem; color: var(--clr-muted); }

/* ── Tech Stack ────────────────────────────────────────── */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px,1fr));
  gap: 1.2rem;
}
.tech-card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.4rem 1rem;
  text-align: center;
  transition: var(--transition);
}
.tech-card:hover { border-color: var(--clr-accent); transform: translateY(-4px); box-shadow: var(--shadow-card); }
.tech-card__icon { font-size: 2rem; margin-bottom: .6rem; }
.tech-card p { font-size: .78rem; font-weight: 600; color: var(--clr-muted); }

/* ── Process ───────────────────────────────────────────── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap: 2rem;
  counter-reset: step;
}
.process-step {
  position: relative;
  padding: 2rem 1.6rem;
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  counter-increment: step;
  transition: var(--transition);
}
.process-step:hover { box-shadow: var(--shadow-soft); transform: translateY(-4px); }
.process-step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(15,123,171,.12);
  position: absolute;
  top: 1rem; right: 1.2rem;
}
.process-step__icon { font-size: 1.8rem; margin-bottom: .9rem; }
.process-step h3  { margin-bottom: .4rem; font-size: 1rem; }
.process-step p   { font-size: .85rem; color: var(--clr-muted); }

/* ── Testimonials ──────────────────────────────────────── */
.testimonial-card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-soft); }
.stars { color: #f59e0b; font-size: 1rem; margin-bottom: 1rem; letter-spacing: .1em; }
.testimonial-card blockquote {
  font-size: .93rem;
  color: var(--clr-muted);
  font-style: italic;
  margin-bottom: 1.4rem;
  line-height: 1.7;
}
.testimonial-author { display: flex; align-items: center; gap: .9rem; }
.testimonial-author__avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--clr-surface);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.testimonial-author strong { font-size: .9rem; display: block; }
.testimonial-author span   { font-size: .78rem; color: var(--clr-muted); }

/* ── CTA Banner ────────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, #0f7bab 0%, #0a5a80 100%);
  border-radius: var(--radius-lg);
  padding: 4rem 3rem;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1518770660439-4636190af475?w=1400&auto=format&fit=crop&q=60') center/cover no-repeat;
  opacity: .08;
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner h2  { color: #fff; margin-bottom: .8rem; }
.cta-banner p   { opacity: .88; font-size: 1.05rem; margin-bottom: 2rem; max-width: 540px; margin-left: auto; margin-right: auto; }
.cta-banner .btn-primary { background: #fff; color: var(--clr-accent); }
.cta-banner .btn-primary:hover { background: #f0f9ff; }

/* ── Contact ───────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 4rem;
  align-items: start;
}
.contact-info h2  { margin-bottom: 1rem; }
.contact-info > p { color: var(--clr-muted); margin-bottom: 2rem; }
.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}
.contact-item__icon {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: rgba(15,123,171,.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.contact-item strong { display: block; font-size: .9rem; }
.contact-item span   { font-size: .85rem; color: var(--clr-muted); }

.contact-form {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2.4rem;
  box-shadow: var(--shadow-card);
}
.form-group { margin-bottom: 1.3rem; }
.form-group label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: .45rem;
  color: var(--clr-primary);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .75rem 1rem;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: .92rem;
  color: var(--clr-text);
  background: var(--clr-bg);
  transition: border-color var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--clr-accent); box-shadow: 0 0 0 3px rgba(15,123,171,.1); }
.form-group textarea { resize: vertical; min-height: 110px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ── Footer ────────────────────────────────────────────── */
.footer {
  background: var(--clr-primary);
  color: rgba(255,255,255,.7);
  padding: 60px 0 30px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer__brand {
  font-family: var(--font-mono);
  font-size: .95rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: .8rem;
}
.footer__about { font-size: .85rem; line-height: 1.8; }
.footer__col h4 {
  font-size: .85rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.footer__col li { margin-bottom: .55rem; }
.footer__col a  { font-size: .85rem; transition: color var(--transition); }
.footer__col a:hover { color: var(--clr-accent2); }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .82rem;
  flex-wrap: wrap;
  gap: .5rem;
}
.footer__bottom span { color: var(--clr-accent2); font-weight: 600; }

/* ── Toast ─────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 2rem; right: 2rem;
  background: #fff;
  border: 1px solid var(--clr-border);
  border-left: 4px solid var(--clr-accent2);
  border-radius: var(--radius-md);
  padding: 1rem 1.4rem;
  box-shadow: var(--shadow-soft);
  z-index: 9999;
  font-size: .9rem;
  transform: translateY(20px);
  opacity: 0;
  transition: var(--transition);
  pointer-events: none;
  max-width: 320px;
}
.toast.show { transform: translateY(0); opacity: 1; pointer-events: all; }

/* ── Mobile nav ────────────────────────────────────────── */
.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 1rem;
  background: #fff;
  padding: 1.2rem 1.5rem;
  border-top: 1px solid var(--clr-border);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-size: .95rem;
  font-weight: 500;
  color: var(--clr-muted);
  padding: .4rem 0;
  border-bottom: 1px solid var(--clr-border);
}
.mobile-nav a:last-child { border-bottom: none; }

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 1024px) {
  .about__split    { grid-template-columns: 1fr; gap: 3rem; }
  .contact-grid    { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer__grid    { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .hero__badge     { display: none; }
}
@media (max-width: 768px) {
  .navbar__links, .navbar__cta { display: none; }
  .hamburger { display: flex; }
  .section { padding: 60px 0; }
  .footer__grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cta-banner { padding: 2.5rem 1.5rem; }
  .hero__stats { gap: 1.5rem; }
}
@media (max-width: 480px) {
  h1 { font-size: 2rem; }
  .hero__actions { flex-direction: column; }
}