/* ===== Tokens ===== */
:root {
  --navy: #0c394f;
  --navy-dark: #082a3a;
  --navy-light: #2e6682;
  --accent: #ddd136;
  --accent-dark: #b7ab28;
  --pale: #d9f2ff;
  --ink: #1c2b33;
  --muted: #5b6b73;
  --bg: #ffffff;
  --bg-soft: #f4f7f8;
  --border: #e3e9eb;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(11, 57, 78, 0.08);
  --max-width: 1160px;
  --font: 'Manrope', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-soft); }
::-webkit-scrollbar-thumb { background: var(--navy-light); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dark); }

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--pale));
  z-index: 1000;
}

img { max-width: 100%; display: block; }

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

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--navy);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 1rem;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary {
  background: var(--accent);
  color: var(--navy-dark);
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -60%;
  width: 50%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.55), transparent);
  transform: skewX(-20deg);
  transition: left .55s ease;
}
.btn-primary:hover::after { left: 130%; }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(221,209,54,0.35); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.5);
}
.btn-ghost:hover { border-color: #fff; transform: translateY(-2px); }
.btn-block { width: 100%; }
.btn:disabled { opacity: .6; cursor: not-allowed; transform: none; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s var(--ease), background .3s ease, padding .3s ease;
}
.site-header.scrolled {
  background: rgba(255,255,255,0.97);
  box-shadow: 0 8px 24px rgba(11,57,78,0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  transition: padding .3s var(--ease);
}
.site-header.scrolled .header-inner { padding-top: 10px; padding-bottom: 10px; }
.brand img { height: 34px; width: auto; transition: height .3s var(--ease); }

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 32px;
  margin: 0;
  padding: 0;
  align-items: center;
}
.main-nav a {
  position: relative;
  color: var(--navy);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}
.main-nav a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width .25s var(--ease);
}
.main-nav a:not(.nav-cta):hover::after,
.main-nav a:not(.nav-cta).active::after { width: 100%; }
.main-nav a:not(.nav-cta).active { color: var(--navy-light); }
.main-nav a:hover { color: var(--navy-light); }
.nav-cta {
  background: var(--navy);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 999px;
  transition: background .2s ease, transform .2s ease;
}
.nav-cta:hover { background: var(--navy-light); transform: translateY(-1px); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 24px;
  background: var(--navy);
  margin: 0 auto;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: linear-gradient(150deg, var(--navy) 0%, var(--navy-dark) 65%, #06202c 100%);
  color: #fff;
  padding: 110px 0 90px;
  text-align: center;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: .55;
  mix-blend-mode: screen;
}
.blob-1 {
  width: 420px; height: 420px;
  background: radial-gradient(circle at 30% 30%, var(--accent), transparent 70%);
  top: -140px; left: -100px;
  animation: float1 16s ease-in-out infinite;
}
.blob-2 {
  width: 380px; height: 380px;
  background: radial-gradient(circle at 60% 40%, var(--navy-light), transparent 70%);
  bottom: -140px; right: -80px;
  animation: float2 20s ease-in-out infinite;
}
@keyframes float1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, 35px) scale(1.08); }
}
@keyframes float2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-35px, -45px) scale(1.06); }
}
.hero-glow {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 15%), rgba(221,209,54,.22), transparent 60%);
}
.hero-inner { position: relative; z-index: 2; max-width: 780px; margin: 0 auto; }

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .78rem;
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 14px;
}
.eyebrow.center { display: block; text-align: center; }
.hero .eyebrow { color: var(--accent); }

.hero h1 {
  font-size: clamp(2rem, 4.4vw, 3.2rem);
  line-height: 1.15;
  margin: 0 0 18px;
  font-weight: 800;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--pale);
  margin: 0 0 36px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-inner > * { animation: heroUp .8s var(--ease) both; }
.hero-inner .eyebrow { animation-delay: .05s; }
.hero-inner h1 { animation-delay: .15s; }
.hero-inner .hero-sub { animation-delay: .25s; }
.hero-inner .hero-actions { animation-delay: .35s; }
@keyframes heroUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}

/* ===== Marquee ===== */
.marquee {
  background: var(--navy-dark);
  overflow: hidden;
  padding: 16px 0;
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 26s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-set { display: flex; align-items: center; flex-shrink: 0; }
.marquee .item {
  color: var(--pale);
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  font-size: .85rem;
  white-space: nowrap;
  padding: 0 20px;
}
.marquee .dot { color: var(--accent); }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ===== Sections ===== */
.section { padding: 90px 0; }
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  margin: 0 0 16px;
  color: var(--navy-dark);
}
.section-title.center { text-align: center; }
.section-lead {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 620px;
}
.section-lead.center { margin: 0 auto 50px; text-align: center; }

/* ===== Services ===== */
.services { background: var(--bg-soft); }
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 20px;
}
.card {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 26px;
  box-shadow: var(--shadow);
  transition: opacity .6s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--accent), transparent 45%);
  opacity: 0;
  transition: opacity .3s ease;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.card:hover::before { opacity: 1; }
.card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(11,57,78,0.16); }
.card-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--navy), var(--navy-light));
  font-size: 1.5rem;
  margin-bottom: 16px;
  transition: transform .3s var(--ease);
}
.card:hover .card-icon { transform: rotate(-6deg) scale(1.08); }
.card h3 { margin: 0 0 10px; font-size: 1.15rem; color: var(--navy-dark); }
.card p { margin: 0; color: var(--muted); font-size: .96rem; }

.cards-grid .card:nth-child(1) { transition-delay: 0s; }
.cards-grid .card:nth-child(2) { transition-delay: .06s; }
.cards-grid .card:nth-child(3) { transition-delay: .12s; }
.cards-grid .card:nth-child(4) { transition-delay: .18s; }
.cards-grid .card:nth-child(5) { transition-delay: .24s; }
.cards-grid .card:nth-child(6) { transition-delay: .3s; }

/* ===== About ===== */
.about-inner { max-width: 760px; }
.about-text p { color: var(--muted); font-size: 1.05rem; }

/* ===== Why ===== */
.why { background: var(--bg-soft); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
  margin-top: 20px;
}
.why-item {
  border-left: 3px solid var(--accent);
  padding-left: 18px;
  transition: opacity .6s var(--ease), transform .3s var(--ease), border-color .3s ease;
}
.why-item:hover { transform: translateX(6px); border-color: var(--navy); }
.why-item h3 { margin: 0 0 8px; color: var(--navy-dark); font-size: 1.05rem; }
.why-item p { margin: 0; color: var(--muted); font-size: .95rem; }

.why-grid .why-item:nth-child(1) { transition-delay: 0s; }
.why-grid .why-item:nth-child(2) { transition-delay: .06s; }
.why-grid .why-item:nth-child(3) { transition-delay: .12s; }
.why-grid .why-item:nth-child(4) { transition-delay: .18s; }
.why-grid .why-item:nth-child(5) { transition-delay: .24s; }

/* ===== Clients ===== */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 20px;
}
.client-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: opacity .6s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}
.client-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(11,57,78,0.14); }
.client-logo {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.client-logo img { max-height: 100%; max-width: 100%; width: auto; object-fit: contain; }
.client-card h3 { margin: 0 0 14px; font-size: 1rem; color: var(--navy-dark); }
.client-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.client-tags li {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  padding: 5px 12px;
  border-radius: 999px;
}

.clients-grid .client-card:nth-child(1) { transition-delay: 0s; }
.clients-grid .client-card:nth-child(2) { transition-delay: .08s; }
.clients-grid .client-card:nth-child(3) { transition-delay: .16s; }
.clients-grid .client-card:nth-child(4) { transition-delay: .24s; }

/* ===== FAQ ===== */
.faq-list {
  max-width: 760px;
  margin: 20px auto 0;
  display: grid;
  gap: 14px;
}
.faq-item {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 6px 22px;
  transition: opacity .6s var(--ease), transform .6s var(--ease), border-color .2s ease;
}
.faq-item[open] { border-color: var(--accent); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 30px 16px 0;
  font-weight: 700;
  color: var(--navy-dark);
  position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--navy-light);
  transition: transform .25s var(--ease);
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-item p { margin: 0 0 18px; color: var(--muted); font-size: .96rem; }

.faq-list .faq-item:nth-child(1) { transition-delay: 0s; }
.faq-list .faq-item:nth-child(2) { transition-delay: .06s; }
.faq-list .faq-item:nth-child(3) { transition-delay: .12s; }
.faq-list .faq-item:nth-child(4) { transition-delay: .18s; }
.faq-list .faq-item:nth-child(5) { transition-delay: .24s; }

/* ===== Contact ===== */
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-list {
  list-style: none;
  padding: 0;
  margin: 30px 0 0;
  display: grid;
  gap: 18px;
}
.contact-list a { color: var(--navy); font-weight: 700; text-decoration: none; }
.contact-list a:hover { color: var(--navy-light); }
.contact-label {
  display: block;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
  margin-bottom: 2px;
}

/* ===== Social links ===== */
.social-links { display: flex; gap: 10px; margin-top: 4px; }
.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  transition: background .2s ease, transform .2s var(--ease);
}
.social-links a:hover { background: var(--accent); color: var(--navy-dark); transform: translateY(-3px); }
.footer-social a {
  width: 34px;
  height: 34px;
  background: rgba(255,255,255,0.1);
}
.footer-social a:hover { background: var(--accent); color: var(--navy-dark); }

.contact-form {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: grid;
  gap: 18px;
}
.form-row { display: grid; gap: 6px; }
.form-row label { font-weight: 700; font-size: .9rem; color: var(--navy-dark); }
.form-row input,
.form-row select,
.form-row textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--navy-light);
  box-shadow: 0 0 0 4px rgba(221,209,54,0.25);
}

/* Floating labels */
.form-row.floating { position: relative; }
.form-row.floating input,
.form-row.floating textarea { padding-top: 18px; padding-bottom: 8px; }
.form-row.floating label {
  position: absolute;
  left: 14px;
  top: 15px;
  margin: 0;
  font-weight: 600;
  font-size: 1rem;
  color: var(--muted);
  pointer-events: none;
  transition: all .2s var(--ease);
}
.form-row.floating input:focus + label,
.form-row.floating input:not(:placeholder-shown) + label,
.form-row.floating textarea:focus + label,
.form-row.floating textarea:not(:placeholder-shown) + label {
  top: -9px;
  left: 10px;
  font-size: .72rem;
  font-weight: 700;
  color: var(--navy-light);
  background: var(--bg-soft);
  padding: 0 6px;
}
.form-status {
  margin: 0;
  font-size: .92rem;
  min-height: 1.2em;
}
.form-status.ok { color: #0f8a5f; }
.form-status.err { color: #c1442e; }

/* ===== Footer ===== */
.site-footer {
  background: var(--navy-dark);
  color: var(--pale);
  padding: 40px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: .9rem;
}
.footer-inner img { height: 28px; }
.footer-inner a { color: #fff; text-decoration: none; font-weight: 600; }
.footer-inner a:hover { color: var(--accent); }

/* ===== WhatsApp float ===== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 58px;
  height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(0,0,0,0.25);
  z-index: 200;
  transition: transform .15s ease;
}
.whatsapp-float:hover { transform: scale(1.08); }

/* ===== Responsive ===== */
@media (max-width: 860px) {
  .contact-inner { grid-template-columns: 1fr; }
}

/* ===== Scroll reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.visible { opacity: 1; transform: none; }

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .blob, .marquee-track, .hero-inner > * { animation: none !important; opacity: 1; transform: none; }
  .btn-primary::after { display: none; }
}

@media (max-width: 720px) {
  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    transform: translateY(-150%);
    opacity: 0;
    transition: transform .2s ease, opacity .2s ease;
  }
  .main-nav.open { transform: translateY(0); opacity: 1; }
  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    padding: 20px 24px 28px;
    gap: 18px;
  }
  .nav-cta { text-align: center; }
  .nav-toggle { display: flex; }
  .hero { padding: 80px 0 60px; }
  .section { padding: 64px 0; }
}