/* ==========================================================================
   BulkWhatsApp — "Ocean Blue Serenity" design system
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root{
  /* --- Ocean Blue Serenity palette (from brand swatch) --- */
  --navy-950:#08172B;
  --navy-800:#0F2A4A;
  --navy-700:#153A63;
  --blue-600:#1C5C8C;
  --blue-500:#2E8FC4;
  --blue-400:#4FB4DE;
  --blue-300:#7FD1EA;
  --blue-200:#B3E6F2;
  --blue-100:#DFF5FA;
  --foam-50:#F4FBFD;
  --white:#FFFFFF;
  --ink:#0B1F33;
  --ink-soft:#4C6577;
  --line:#D7ECF3;

  --grad-deep: linear-gradient(135deg,var(--navy-950) 0%, var(--navy-700) 45%, var(--blue-600) 100%);
  --grad-surface: linear-gradient(180deg,var(--foam-50) 0%, var(--blue-100) 100%);
  --grad-ripple: radial-gradient(circle at 30% 30%, var(--blue-300), var(--blue-600) 70%);

  --font-display:'Sora', 'Segoe UI', sans-serif;
  --font-body:'Inter', 'Segoe UI', sans-serif;

  --radius-lg:22px;
  --radius-md:14px;
  --radius-sm:8px;
  --shadow-soft: 0 20px 45px -20px rgba(8,23,43,0.25);
  --shadow-card: 0 10px 30px -12px rgba(15,42,74,0.18);
  --container: 1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--foam-50);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
}
h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--navy-950);
  margin:0 0 .5em;
  line-height:1.15;
  letter-spacing:-0.01em;
}
p{margin:0 0 1em; color:var(--ink-soft);}
a{color:inherit; text-decoration:none;}
img{max-width:100%; display:block;}
ul{margin:0; padding:0;}
.wrap{max-width:var(--container); margin:0 auto; padding:0 24px;}
.section{padding:88px 0;}
.section--tight{padding:56px 0;}
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-display); font-weight:700; font-size:13px;
  letter-spacing:.08em; text-transform:uppercase;
  color:var(--blue-600);
  margin-bottom:14px;
}
.eyebrow::before{
  content:""; width:22px; height:2px; background:var(--blue-400); display:inline-block; border-radius:2px;
}
.lede{font-size:18px; max-width:640px; color:var(--ink-soft);}
.center{text-align:center; margin-left:auto; margin-right:auto;}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-family:var(--font-display); font-weight:600; font-size:15px;
  padding:14px 26px; border-radius:999px; border:1px solid transparent;
  cursor:pointer; transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--blue-500); color:#fff; box-shadow:0 12px 24px -10px rgba(46,143,196,.6);}
.btn-primary:hover{background:var(--blue-600);}
.btn-ghost{background:transparent; color:var(--white); border-color:rgba(255,255,255,.4);}
.btn-ghost:hover{background:rgba(255,255,255,.12);}
.btn-outline{background:#fff; color:var(--blue-600); border-color:var(--line);}
.btn-outline:hover{border-color:var(--blue-400); box-shadow:var(--shadow-card);}
.btn-lg{padding:17px 34px; font-size:16px;}

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header{
  position:sticky; top:0; z-index:1000;
  background:rgba(8,23,43,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav{
  max-width:var(--container); margin:0 auto; padding:14px 24px;
  display:flex; align-items:center; justify-content:space-between; gap:24px;
}
.brand{display:flex; align-items:center; gap:10px; font-family:var(--font-display); font-weight:700; font-size:19px; color:#fff;}
.brand .ripple-mark{
  width:34px; height:34px; border-radius:10px;
  background:var(--grad-ripple);
  position:relative; flex:none;
  box-shadow:0 6px 14px -4px rgba(46,143,196,.7);
}
.brand .ripple-mark::after{
  content:""; position:absolute; inset:8px; border:2px solid rgba(255,255,255,.85); border-radius:50%;
}
.nav-links{display:flex; align-items:center; gap:6px; list-style:none;}
.nav-links > li{position:relative;}
.nav-links > li > a, .nav-links > li > button{
  display:flex; align-items:center; gap:6px;
  color:rgba(255,255,255,.86); font-weight:500; font-size:15px;
  padding:10px 14px; border-radius:8px; background:none; border:none; cursor:pointer; font-family:var(--font-body);
  transition:background .15s ease, color .15s ease;
}
.nav-links > li > a:hover, .nav-links > li > button:hover, .nav-links > li.open > button{
  background:rgba(255,255,255,.08); color:#fff;
}
.caret{width:9px; height:9px; border-right:2px solid currentColor; border-bottom:2px solid currentColor; transform:rotate(45deg); transition:transform .2s ease; margin-top:-3px;}
li.open .caret{transform:rotate(225deg); margin-top:3px;}

.mega{
  position:absolute; top:calc(100% + 10px); left:50%; transform:translateX(-50%);
  width:640px; max-width:90vw;
  background:#fff; border-radius:16px; box-shadow:0 30px 60px -20px rgba(8,23,43,.35);
  padding:20px; display:none; grid-template-columns:1fr 1fr; gap:6px 18px;
  border:1px solid var(--line);
}
li.open .mega{display:grid;}
.mega-group h5{
  font-family:var(--font-display); font-size:12px; text-transform:uppercase; letter-spacing:.06em;
  color:var(--blue-600); margin:6px 6px 8px;
}
.mega a{
  display:block; padding:9px 10px; border-radius:8px; color:var(--ink); font-size:14px; font-weight:500;
}
.mega a:hover{background:var(--blue-100); color:var(--blue-600);}
.mega a small{display:block; color:var(--ink-soft); font-weight:400; font-size:12px; margin-top:1px;}

.nav-cta{display:flex; align-items:center; gap:10px;}
.nav-toggle{display:none; background:none; border:none; color:#fff; padding:6px;}
.nav-toggle svg{width:26px; height:26px;}

@media (max-width:980px){
  .nav-links{
    position:fixed; inset:64px 0 0 0; background:var(--navy-950); flex-direction:column; align-items:stretch;
    padding:18px; overflow:auto; display:none; gap:2px;
  }
  .nav-links.mobile-open{display:flex;}
  .nav-links > li > a, .nav-links > li > button{width:100%; justify-content:space-between; padding:14px 10px;}
  .mega{position:static; transform:none; width:100%; box-shadow:none; margin-top:4px; grid-template-columns:1fr; display:none; background:rgba(255,255,255,.04); border-color:rgba(255,255,255,.08);}
  li.open .mega{display:grid;}
  .mega a{color:#fff;}
  .mega a:hover{background:rgba(255,255,255,.08); color:#fff;}
  .mega-group h5{color:var(--blue-300);}
  .nav-toggle{display:inline-flex;}
  .nav-cta .btn-outline{display:none;}
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  position:relative; overflow:hidden; background:var(--grad-deep); color:#fff;
  padding:110px 0 130px;
}
.hero::before{
  content:""; position:absolute; inset:0;
  background-image:
    radial-gradient(circle at 85% 10%, rgba(127,209,234,.25), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(46,143,196,.35), transparent 50%);
}
.hero-grid{position:relative; display:grid; grid-template-columns:1.1fr .9fr; gap:56px; align-items:center;}
.hero h1{color:#fff; font-size:clamp(34px,4.4vw,54px); max-width:640px;}
.hero .lede{color:rgba(255,255,255,.82); font-size:18px;}
.hero-actions{display:flex; gap:14px; margin-top:30px; flex-wrap:wrap;}
.hero-art{position:relative;}
.hero-art img{border-radius:var(--radius-lg); box-shadow:0 40px 70px -25px rgba(0,0,0,.55); border:6px solid rgba(255,255,255,.12);}
.hero-badge{
  position:absolute; bottom:-22px; left:-22px; background:#fff; color:var(--ink);
  padding:14px 18px; border-radius:var(--radius-md); box-shadow:var(--shadow-soft);
  display:flex; align-items:center; gap:10px; font-family:var(--font-display); font-weight:700; font-size:14px;
}
.hero-badge .dot{width:10px; height:10px; border-radius:50%; background:#28C76F; box-shadow:0 0 0 4px rgba(40,199,111,.25);}
.wave-divider{display:block; width:100%; line-height:0; margin-top:-2px;}
.wave-divider svg{width:100%; height:70px; display:block;}

/* Logo strip */
.logo-strip{background:var(--foam-50); padding:34px 0; border-bottom:1px solid var(--line);}
.logo-strip .wrap{display:flex; align-items:center; gap:28px; flex-wrap:wrap; justify-content:space-between;}
.logo-strip span{font-size:13px; color:var(--ink-soft); font-weight:600; letter-spacing:.04em;}
.logo-pill{
  font-family:var(--font-display); font-weight:600; font-size:14px; color:var(--blue-700, var(--blue-600));
  background:#fff; border:1px solid var(--line); padding:8px 16px; border-radius:999px;
}

/* ==========================================================================
   SOLUTION CARDS
   ========================================================================== */
.solutions-grid{display:grid; grid-template-columns:repeat(5,1fr); gap:18px; margin-top:44px;}
.solution-card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-md);
  padding:26px 22px; display:flex; flex-direction:column; gap:12px; transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.solution-card:hover{transform:translateY(-6px); box-shadow:var(--shadow-card); border-color:var(--blue-300);}
.solution-card .icon{
  width:44px; height:44px; border-radius:12px; background:var(--blue-100); color:var(--blue-600);
  display:flex; align-items:center; justify-content:center; flex:none;
}
.solution-card .icon svg{width:22px; height:22px;}
.solution-card h3{font-size:17px; margin-bottom:4px;}
.solution-card p{font-size:14px; margin-bottom:6px; flex:1;}
.solution-card .tag-list{list-style:none; margin:4px 0 10px; display:flex; flex-direction:column; gap:6px;}
.solution-card .tag-list li{font-size:13px; color:var(--ink-soft); display:flex; align-items:flex-start; gap:7px;}
.solution-card .tag-list li::before{content:"✓"; color:var(--blue-500); font-weight:700; flex:none;}
.solution-card .card-link{font-family:var(--font-display); font-weight:600; font-size:14px; color:var(--blue-600); display:inline-flex; align-items:center; gap:6px;}
.solution-card .card-link::after{content:"→"; transition:transform .18s ease;}
.solution-card:hover .card-link::after{transform:translateX(3px);}
.solution-card.featured{background:var(--grad-deep); border-color:transparent; color:#fff;}
.solution-card.featured h3, .solution-card.featured .card-link{color:#fff;}
.solution-card.featured p, .solution-card.featured .tag-list li{color:rgba(255,255,255,.75);}
.solution-card.featured .icon{background:rgba(255,255,255,.15); color:#fff;}

@media (max-width:1100px){.solutions-grid{grid-template-columns:repeat(3,1fr);}}
@media (max-width:720px){.solutions-grid{grid-template-columns:1fr;}}

/* CTA banner (AI SaaS) */
.saas-banner{
  background:var(--grad-deep); border-radius:28px; color:#fff; overflow:hidden;
  display:grid; grid-template-columns:1.1fr .9fr; align-items:center; position:relative;
}
.saas-banner::after{content:""; position:absolute; inset:0; background:radial-gradient(circle at 90% 20%, rgba(127,209,234,.3), transparent 55%);}
.saas-banner-copy{padding:56px; position:relative;}
.saas-banner h2{color:#fff; font-size:clamp(26px,3vw,36px);}
.saas-banner p{color:rgba(255,255,255,.82); max-width:520px;}
.saas-banner-img{position:relative; height:100%; min-height:280px;}
.saas-banner-img img{width:100%; height:100%; object-fit:cover;}
@media (max-width:860px){.saas-banner{grid-template-columns:1fr;} .saas-banner-img{min-height:220px;}}

/* Building blocks */
.blocks-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:20px; margin-top:44px;}
.block-card{background:#fff; border:1px solid var(--line); border-radius:var(--radius-md); overflow:hidden; box-shadow:var(--shadow-card); display:flex; flex-direction:column;}
.block-card img{height:150px; object-fit:cover;}
.block-card-body{padding:22px; display:flex; flex-direction:column; gap:8px; flex:1;}
.block-card h3{font-size:17px;}
.block-card p{font-size:14px; flex:1;}
.block-card a{font-family:var(--font-display); font-weight:600; font-size:14px; color:var(--blue-600);}
@media (max-width:980px){.blocks-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:600px){.blocks-grid{grid-template-columns:1fr;}}

/* Why us split */
.why-grid{display:grid; grid-template-columns:.95fr 1.05fr; gap:60px; align-items:center;}
.why-list{list-style:none; margin:26px 0 30px; display:flex; flex-direction:column; gap:14px;}
.why-list li{display:flex; gap:12px; font-size:15.5px; color:var(--ink);}
.why-list li .check{
  flex:none; width:24px; height:24px; border-radius:50%; background:var(--blue-100); color:var(--blue-600);
  display:flex; align-items:center; justify-content:center; font-size:13px; font-weight:700; margin-top:1px;
}
.why-media{position:relative; border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-soft);}
.why-media img{width:100%; height:460px; object-fit:cover;}
@media (max-width:900px){.why-grid{grid-template-columns:1fr;} .why-media img{height:320px;}}

/* Steps / onboarding */
.section-navy{background:var(--grad-deep); color:#fff;}
.section-navy h2{color:#fff;}
.section-navy .lede{color:rgba(255,255,255,.78);}
.steps-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:20px; margin-top:48px; position:relative;}
.step-card{
  background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.14); border-radius:var(--radius-md);
  padding:26px 22px;
}
.step-num{
  font-family:var(--font-display); font-weight:800; font-size:15px; color:var(--navy-950);
  width:36px; height:36px; border-radius:50%; background:var(--blue-300); display:flex; align-items:center; justify-content:center;
  margin-bottom:16px;
}
.step-card h3{color:#fff; font-size:16.5px;}
.step-card p{color:rgba(255,255,255,.72); font-size:14px; margin-bottom:0;}
@media (max-width:980px){.steps-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.steps-grid{grid-template-columns:1fr;}}

/* Testimonials */
.testi-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:44px;}
.testi-card{background:#fff; border:1px solid var(--line); border-radius:var(--radius-md); padding:28px; box-shadow:var(--shadow-card);}
.stars{color:#F5A623; font-size:15px; letter-spacing:2px; margin-bottom:14px;}
.testi-card p{color:var(--ink); font-size:15px;}
.testi-person{display:flex; align-items:center; gap:12px; margin-top:18px;}
.avatar{
  width:42px; height:42px; border-radius:50%; background:var(--grad-ripple); color:#fff;
  display:flex; align-items:center; justify-content:center; font-family:var(--font-display); font-weight:700; font-size:14px; flex:none;
}
.testi-person strong{display:block; font-size:14px; color:var(--ink);}
.testi-person span{font-size:13px; color:var(--ink-soft);}
@media (max-width:900px){.testi-grid{grid-template-columns:1fr;}}

/* Final CTA */
.final-cta{
  background:var(--grad-deep); border-radius:28px; padding:64px 40px; text-align:center; color:#fff; position:relative; overflow:hidden;
}
.final-cta::before{content:""; position:absolute; inset:0; background:radial-gradient(circle at 50% 0%, rgba(127,209,234,.3), transparent 60%);}
.final-cta h2{color:#fff; position:relative;}
.final-cta p{color:rgba(255,255,255,.8); position:relative;}
.final-cta .hero-actions{justify-content:center; position:relative;}

/* Simple inner-page hero (for service/legal pages) */
.page-hero{
  background:var(--grad-deep); color:#fff; padding:78px 0 96px; position:relative; overflow:hidden;
}
.page-hero::before{content:""; position:absolute; inset:0; background:radial-gradient(circle at 85% 0%, rgba(127,209,234,.25), transparent 50%);}
.page-hero .wrap{position:relative;}
.page-hero h1{color:#fff; font-size:clamp(28px,4vw,42px); max-width:720px;}
.breadcrumb{font-size:13px; color:rgba(255,255,255,.65); margin-bottom:16px;}
.breadcrumb a{color:rgba(255,255,255,.85);}
.page-hero .lede{color:rgba(255,255,255,.82); max-width:600px;}

.content-grid{display:grid; grid-template-columns:1.3fr .9fr; gap:50px; align-items:start;}
.content-card{background:#fff; border:1px solid var(--line); border-radius:var(--radius-md); padding:30px; box-shadow:var(--shadow-card);}
.content-card h2{font-size:22px;}
.content-card h3{font-size:17px; margin-top:24px;}
.feature-list{list-style:none; display:flex; flex-direction:column; gap:12px; margin:16px 0;}
.feature-list li{display:flex; gap:10px; font-size:15px; color:var(--ink-soft);}
.feature-list li .check{flex:none; width:22px; height:22px; border-radius:50%; background:var(--blue-100); color:var(--blue-600); display:flex; align-items:center; justify-content:center; font-size:12px; font-weight:700;}
.side-card{background:var(--grad-surface); border:1px solid var(--line); border-radius:var(--radius-md); padding:26px; margin-bottom:20px;}
.side-card img{border-radius:var(--radius-sm); margin-bottom:14px; height:170px; width:100%; object-fit:cover;}
.side-card h4{font-size:15px; margin-bottom:6px;}
.side-card p{font-size:13.5px;}
.mini-cta{background:var(--navy-950); color:#fff; border-radius:var(--radius-md); padding:26px;}
.mini-cta h4{color:#fff;}
.mini-cta p{color:rgba(255,255,255,.72); font-size:13.5px;}
@media (max-width:900px){.content-grid{grid-template-columns:1fr;}}

/* Legal page prose */
.prose h2{font-size:20px; margin-top:32px;}
.prose h2:first-child{margin-top:0;}
.prose p, .prose li{color:var(--ink-soft); font-size:15.5px;}
.prose ul{margin:12px 0 12px 20px;}
.prose li{margin-bottom:6px;}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{background:var(--navy-950); color:rgba(255,255,255,.7); padding:70px 0 0;}
.footer-top{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr 1.1fr; gap:32px; padding-bottom:50px; border-bottom:1px solid rgba(255,255,255,.1);}
.footer-brand p{color:rgba(255,255,255,.6); font-size:14px; max-width:280px;}
.footer-brand .brand{margin-bottom:14px;}
.footer-col h5{color:#fff; font-family:var(--font-display); font-size:14px; margin-bottom:16px; letter-spacing:.02em;}
.footer-col ul{list-style:none; display:flex; flex-direction:column; gap:10px;}
.footer-col a{font-size:14px; color:rgba(255,255,255,.65); transition:color .15s ease;}
.footer-col a:hover{color:var(--blue-300);}
.social-row{display:flex; gap:10px; margin-top:16px;}
.social-row a{
  width:36px; height:36px; border-radius:50%; background:rgba(255,255,255,.08); display:flex; align-items:center; justify-content:center;
  transition:background .15s ease;
}
.social-row a:hover{background:var(--blue-500);}
.social-row svg{width:16px; height:16px; color:#fff;}
.footer-bottom{
  max-width:var(--container); margin:0 auto; padding:22px 24px 26px;
  display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap;
  font-size:13px; color:rgba(255,255,255,.5);
}
.footer-legal{display:flex; gap:18px; flex-wrap:wrap;}
.footer-legal a{color:rgba(255,255,255,.55);}
.footer-legal a:hover{color:#fff;}

@media (max-width:980px){
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media (max-width:600px){
  .footer-top{grid-template-columns:1fr;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-art{order:-1;}
  .why-grid{grid-template-columns:1fr;}
}

/* Utility */
.mt-0{margin-top:0;}
.text-white{color:#fff;}