/* ============ TOKENS ============ */
:root{
  --navy-950: #050e16;
  --navy-900: #081b28;
  --navy-800: #0d2635;
  --navy-700: #123347;
  --blue-600: #1e4a63;
  --blue-500: #274d68;
  --cyan-400: #38bdf8;
  --cyan-300: #7dd3fc;
  --cyan-200: #bae6fd;
  --white: #f5f9fb;
  --gray-100: #eef3f6;
  --gray-300: #b9c6cf;
  --gray-500: #7c8e98;
  --ink: #0d2130;

  --radius: 14px;
  --radius-sm: 9px;
  --shadow-soft: 0 20px 50px -20px rgba(5, 20, 30, .45);
  --shadow-card: 0 10px 30px -12px rgba(5, 20, 30, .18);
  --ease: cubic-bezier(.22,.61,.36,1);
  --container: 1180px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: 'Manrope', system-ui, -apple-system, Segoe UI, sans-serif;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
h1,h2,h3{ margin:0 0 .5em; line-height:1.15; font-weight: 800; letter-spacing: -.02em; }
p{ margin:0 0 1em; color: var(--gray-500); line-height:1.7; }
.container{ max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.text-accent{ color: var(--cyan-300); }

.eyebrow{
  display:inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan-400);
  margin-bottom: .9em;
}

/* ============ REVEAL ANIM ============ */
[data-reveal]{
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
[data-reveal].is-visible{ opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  [data-reveal]{ opacity:1; transform:none; transition:none; }
}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex; align-items:center; gap:.5em;
  padding: .85em 1.6em;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  border: 1.5px solid transparent;
  cursor:pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
}
.btn svg{ transition: transform .25s var(--ease); }
.btn:hover{ transform: translateY(-2px); }
.btn:hover svg{ transform: translateX(3px); }

.btn-primary{
  background: linear-gradient(135deg, var(--cyan-400), #0ea5e9);
  color: var(--navy-950);
  box-shadow: 0 12px 30px -10px rgba(56,189,248,.55);
}
.btn-primary:hover{ box-shadow: 0 16px 36px -8px rgba(56,189,248,.7); }

.btn-ghost{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.25);
  color: var(--white);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover{ background: rgba(255,255,255,.14); border-color: rgba(255,255,255,.4); }

.btn-outline{
  border-color: var(--blue-500);
  color: var(--blue-500);
  background: transparent;
}
.btn-outline:hover{ background: var(--blue-500); color:#fff; }

.btn-lg{ padding: 1em 2.1em; font-size: 1.02rem; }

/* ============ HEADER ============ */
.site-header{
  position: fixed; top:0; left:0; right:0; z-index: 100;
  padding: 18px 0;
  transition: background .35s var(--ease), padding .35s var(--ease), box-shadow .35s var(--ease), backdrop-filter .35s var(--ease);
}
.site-header.scrolled{
  background: rgba(8,27,40,.82);
  backdrop-filter: blur(14px);
  padding: 12px 0;
  box-shadow: 0 8px 30px -14px rgba(0,0,0,.5);
}
.header-inner{ display:flex; align-items:center; gap: 28px; }

.brand{ display:flex; align-items:center; gap:.55em; margin-right:auto; color: var(--white); }
.brand-mark{ color: var(--cyan-400); display:flex; }
.brand-text{ font-weight: 800; font-size: 1.15rem; letter-spacing:-.01em; }
.brand-text em{ font-style: normal; font-weight: 500; color: var(--gray-300); margin-left: .15em; }

.main-nav{ display:flex; gap: 28px; }
.main-nav a{
  color: var(--gray-300);
  font-size: .92rem; font-weight: 600;
  position: relative;
  padding: 4px 0;
  transition: color .25s;
}
.main-nav a::after{
  content:''; position:absolute; left:0; right:100%; bottom:-2px; height:2px;
  background: var(--cyan-400); transition: right .3s var(--ease);
}
.main-nav a:hover{ color: var(--white); }
.main-nav a:hover::after{ right:0; }

.nav-cta{ font-size: .85rem; padding: .65em 1.4em; border-color: rgba(255,255,255,.3); color: var(--white); }
.nav-cta:hover{ background: var(--cyan-400); border-color: var(--cyan-400); color: var(--navy-950); }

.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{ width: 100%; height: 2px; background: var(--white); border-radius:2px; transition: transform .3s, opacity .3s; }

/* ============ HERO ============ */
.hero{
  position: relative;
  min-height: 100vh;
  display:flex; align-items:center;
  padding: 140px 0 180px;
  background:
    radial-gradient(1100px 600px at 15% -10%, rgba(56,189,248,.18), transparent 60%),
    linear-gradient(180deg, var(--navy-950), var(--navy-900) 55%, var(--navy-800));
  overflow: hidden;
  color: var(--white);
}
.hero-glow{
  position:absolute; inset:0; pointer-events:none;
  background: radial-gradient(600px 300px at 80% 20%, rgba(56,189,248,.12), transparent 70%);
}
.rain-canvas{ position:absolute; inset:0; width:100%; height:100%; opacity:.55; pointer-events:none; }
.rain-canvas-dark{ opacity:.4; }

.hero-inner{ position: relative; z-index: 2; max-width: 760px; }
.hero h1{ font-size: clamp(2.3rem, 5.2vw, 3.6rem); color: var(--white); }
.hero-lead{ font-size: 1.12rem; color: var(--gray-300); max-width: 560px; }
.hero-actions{ display:flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }

/* ============ WAVES ============ */
.wave-wrap{
  position:absolute; left:0; right:0; bottom:-1px; z-index:1; line-height:0; pointer-events:none;
  height: 150px; overflow: hidden;
}
.wave-wrap-top{ top:-1px; bottom:auto; transform: scaleY(-1); }

.wave-layer{ position:absolute; inset:0; }
.wave-layer-back{ animation: wave-bob 7.5s ease-in-out infinite; }
.wave-layer-mid{ animation: wave-bob 5.5s ease-in-out infinite reverse; animation-delay: -1.2s; }
.wave-layer-front{ animation: wave-bob 4.2s ease-in-out infinite; animation-delay: -2.4s; }

.wave{ position:absolute; bottom:0; left:0; width:200%; height:150px; animation: wave-move 14s linear infinite; }
.wave path{ fill: var(--white); }
.wave-back path{ fill: var(--navy-800); }
.wave-mid path{ fill: var(--navy-700); opacity:.85; }
.wave-front path{ fill: var(--white); }

.wave-back{ opacity:.55; animation-duration: 22s; }
.wave-mid{ opacity:.75; animation-duration: 16s; animation-direction: reverse; }
.wave-front{ opacity:1; animation-duration: 11s; }

@keyframes wave-move{
  0%{ transform: translateX(0); }
  100%{ transform: translateX(-50%); }
}
@keyframes wave-bob{
  0%, 100%{ transform: translateY(0); }
  50%{ transform: translateY(8px); }
}
@media (prefers-reduced-motion: reduce){
  .wave, .wave-layer{ animation: none; }
}

/* ============ INTRO ============ */
.intro{ padding: 100px 0; background: var(--white); }
.intro-grid{ display:grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items:center; }
.intro-text h2{ font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--navy-900); }
.intro-stats{ display:grid; gap: 22px; }
.stat{
  padding: 22px 24px; border-radius: var(--radius);
  background: linear-gradient(135deg, #f2f8fb, #e7f2f7);
  border: 1px solid #e0edf2;
}
.stat-num{ display:block; font-weight:800; font-size:1.2rem; color: var(--blue-500); margin-bottom:.2em; }
.stat-label{ font-size: .9rem; color: var(--gray-500); }

/* ============ SECTION HEAD ============ */
.section-head{ max-width: 640px; margin: 0 auto 56px; text-align:center; }
.section-head h2{ font-size: clamp(1.7rem, 3.4vw, 2.4rem); color: var(--navy-900); }
.section-head.light h2{ color: var(--white); }
.section-sub{ font-size: 1.02rem; }

/* ============ SERVICES ============ */
.services{ padding: 110px 0 120px; background: var(--gray-100); }
.services-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.card{
  background: #fff;
  border: 1px solid #e4ecf0;
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-card);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.card:hover{
  transform: translateY(-6px);
  box-shadow: 0 24px 50px -18px rgba(20,60,90,.25);
  border-color: var(--cyan-300);
}
.card-icon{
  display:inline-flex; align-items:center; justify-content:center;
  width: 46px; height:46px; border-radius: 12px;
  background: linear-gradient(135deg, #e5f6fd, #d8f0fa);
  color: var(--blue-500);
  margin-bottom: 18px;
}
.card-icon svg{ width: 24px; height:24px; }
.card h3{ font-size: 1.05rem; color: var(--navy-900); margin-bottom:.4em; }
.card p{ font-size: .92rem; margin:0; }
.card-wide{ grid-column: span 1; }

/* ============ DIFFERENTIALS ============ */
.differentials{
  position: relative;
  padding: 150px 0 160px;
  background: linear-gradient(180deg, var(--navy-900), var(--navy-950));
  color: var(--white);
  overflow:hidden;
}
.diff-inner{ position: relative; z-index:2; }
.diff-grid{
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 26px;
}
.diff-item{
  padding: 26px 22px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.09);
  backdrop-filter: blur(6px);
  transition: transform .35s var(--ease), background .35s var(--ease), border-color .35s;
}
.diff-item:hover{ transform: translateY(-6px); background: rgba(255,255,255,.07); border-color: rgba(125,211,252,.4); }
.diff-num{ font-size: .85rem; font-weight:800; color: var(--cyan-400); letter-spacing:.05em; }
.diff-item h3{ font-size: 1.05rem; margin: .5em 0 .4em; color:#fff; }
.diff-item p{ font-size: .88rem; color: var(--gray-300); margin:0; }

/* ============ CONTACT ============ */
.contact{
  padding: 110px 0;
  background: linear-gradient(160deg, var(--blue-500), var(--navy-800));
  text-align:center;
  color:#fff;
}
.contact-inner{ max-width: 640px; margin:0 auto; }
.contact h2{ font-size: clamp(1.7rem, 3.4vw, 2.3rem); color:#fff; }
.contact p{ color: rgba(255,255,255,.8); font-size: 1.05rem; }

/* ============ FOOTER ============ */
.site-footer{ background: var(--navy-950); color: var(--gray-300); padding: 70px 0 26px; }
.footer-inner{
  display:grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px;
  padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand .brand-text{ color:#fff; font-weight:800; font-size:1.1rem; }
.footer-brand .brand-text em{ font-style:normal; font-weight:500; color: var(--gray-500); margin-left:.15em; }
.footer-brand p{ font-size: .88rem; max-width: 320px; margin-top: 14px; }
.footer-col h4{ color:#fff; font-size: .82rem; text-transform: uppercase; letter-spacing:.08em; margin-bottom: 16px; }
.footer-col a{ display:block; font-size: .9rem; margin-bottom: 10px; color: var(--gray-300); transition: color .2s; }
.footer-col a:hover{ color: var(--cyan-300); }
.footer-bottom{ padding-top: 24px; font-size: .82rem; color: var(--gray-500); text-align:center; }

/* ============ RESPONSIVE ============ */
@media (max-width: 980px){
  .intro-grid{ grid-template-columns: 1fr; gap: 36px; }
  .services-grid{ grid-template-columns: repeat(2, 1fr); }
  .diff-grid{ grid-template-columns: repeat(2, 1fr); }
  .footer-inner{ grid-template-columns: 1fr 1fr; }
  .footer-brand{ grid-column: span 2; }
}

@media (max-width: 720px){
  .main-nav{
    position: fixed; top: 0; right: 0; height: 100vh; width: min(78vw, 320px);
    background: var(--navy-900);
    flex-direction: column; padding: 100px 32px 32px; gap: 24px;
    transform: translateX(100%); transition: transform .35s var(--ease);
    box-shadow: -20px 0 40px rgba(0,0,0,.3);
  }
  .main-nav.open{ transform: translateX(0); }
  .main-nav a{ font-size: 1.05rem; color:#fff; }
  .nav-cta{ display:none; }
  .nav-toggle{ display:flex; }
  .nav-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2){ opacity:0; }
  .nav-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

  .services-grid{ grid-template-columns: 1fr; }
  .diff-grid{ grid-template-columns: 1fr; }
  .footer-inner{ grid-template-columns: 1fr; }
  .footer-brand{ grid-column: span 1; }
  .hero{ padding: 120px 0 150px; text-align:left; }
}