/* ============================================================
   Wolkom Technologies LLP — Shared Stylesheet
   Used by index.html and all /services pages.

   Default theme: blue → indigo.
   Pages can override the CSS variables below for accent themes
   (e.g., services/ai-healthcare.html overrides --secondary to
   teal for its healthcare theme).
   ============================================================ */

:root{
  --bg: #C9D4E7;
  --bg-soft: #D9E2F1;
  --bg-card: #FFFFFF;
  --bg-dark: #0D1B2E;
  --ink: #15233C;
  --body: #46536C;
  --muted: #7C8BA8;
  --line: #BAC8DD;
  --primary: #2563EB;
  --secondary: #4F46E5;
  --accent: #0D9488;
}

/* Base resets & typography */
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.font-display {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  letter-spacing: -0.03em;
  font-weight: 600; /* Bolder baseline for scannability */
}

.font-mono {
  font-family: 'JetBrains Mono', monospace;
}

/* Anchored sections no longer hide behind fixed header */
section[id]{scroll-margin-top:100px}

/* Cleaner headline line breaks */
h1,h2,h3{text-wrap:balance}

/* Backgrounds */
.grid-bg{background-image:linear-gradient(rgba(15,23,42,0.05) 1px,transparent 1px),linear-gradient(90deg,rgba(15,23,42,0.05) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%)}
.aurora{position:absolute;border-radius:50%;filter:blur(100px);opacity:.4;pointer-events:none;mix-blend-mode:multiply}
.aurora.c1{width:600px;height:600px;background:radial-gradient(circle,#BFD9F7,transparent 60%);top:-200px;left:-100px;animation:float1 18s ease-in-out infinite}
.aurora.c2{width:500px;height:500px;background:radial-gradient(circle,#C9D4F8,transparent 60%);top:-100px;right:-150px;animation:float2 22s ease-in-out infinite}
@keyframes float1{0%,100%{transform:translate(0,0)}50%{transform:translate(80px,60px)}}
@keyframes float2{0%,100%{transform:translate(0,0)}50%{transform:translate(-60px,80px)}}

#hero-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:1;opacity:0.8}

/* Surfaces */
.glass{background:rgba(255,255,255,.7);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.8)}
/* Enhanced Surfaces */
.glass-strong {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.06);
}

.grad-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
/* Buttons */
/* High-Converting CTA Buttons */
.btn-primary {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.8rem;
  border-radius: 9999px;
  font-weight: 500;
  font-size: 0.9375rem;
  background: var(--ink);
  color: #ffffff;
  border: 1px solid transparent;
  box-shadow: 0 4px 14px 0 rgba(15, 23, 42, 0.2);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: #000000;
  box-shadow: 0 8px 25px 0 rgba(37, 99, 235, 0.35);
}
.btn-primary::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,var(--primary),var(--secondary));opacity:0;transition:opacity .3s}
.btn-primary:hover::after{opacity:1}
.btn-primary > *{position:relative;z-index:1}
.btn-primary:disabled{opacity:.6;cursor:wait;transform:none}
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.8rem;
  border-radius: 9999px;
  font-weight: 500;
  font-size: 0.9375rem;
  border: 1px solid var(--line);
  color: var(--ink);
  background: #ffffff;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
  transition: all 0.25s ease;
  text-decoration: none;
}

.btn-ghost:hover {
  border-color: var(--muted);
  background: var(--bg-soft);
  transform: translateY(-1px);
}
a:focus-visible,button:focus-visible{outline:2px solid var(--primary);outline-offset:4px;border-radius:4px}

.link-hover{position:relative;display:inline-block}
.link-hover::after{content:'';position:absolute;width:100%;transform:scaleX(0);height:1px;bottom:-2px;left:0;background-color:var(--primary);transform-origin:bottom right;transition:transform 0.35s cubic-bezier(0.2,0.8,0.2,1)}
.link-hover:hover::after{transform:scaleX(1);transform-origin:bottom left}

/* Desktop Mega Menu */
.mega-menu-wrapper:hover .mega-menu-content,
.mega-menu-wrapper:focus-within .mega-menu-content{opacity:1;visibility:visible;transform:translateY(0)}
.mega-menu-content{transition:all 0.3s cubic-bezier(0.2,0.8,0.2,1)}

/* Tilt cards */
.tilt-card{transform-style:preserve-3d;transition:transform .4s cubic-bezier(.2,.8,.2,1);display:block;text-decoration:none;color:inherit}
.tilt-card .tilt-inner{transform-style:preserve-3d}
.tilt-layer{transform:translateZ(40px)}
.tilt-layer-2{transform:translateZ(60px)}
.tilt-layer-3{transform:translateZ(80px)}

.svc-card {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: var(--bg-card);
  box-shadow: 0 4px 20px -4px rgba(15, 23, 42, 0.03);
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.svc-card::before{content:"";position:absolute;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,var(--glow,rgba(37,99,235,0.1)),transparent 60%);top:var(--y,-50%);left:var(--x,-50%);transform:translate(-50%,-50%);opacity:0;transition:opacity .4s;pointer-events:none}
.svc-card:hover {
  border-color: rgba(37, 99, 235, 0.4);
  box-shadow: 0 20px 40px -15px rgba(37, 99, 235, 0.12);
  transform: translateY(-4px);
}
.svc-card:hover{border-color:rgba(37,99,235,0.3);box-shadow:0 20px 50px -20px rgba(15,23,42,0.15)}

/* Process steps (index) */
.process-step{position:relative}
.process-step::before{content:"";position:absolute;left:24px;top:60px;bottom:-40px;width:1px;background:linear-gradient(180deg,var(--line),transparent)}
.process-step:last-child::before{display:none}

#scroll-progress{position:fixed;top:0;left:0;height:3px;width:0%;background:linear-gradient(90deg,var(--primary),var(--secondary));z-index:9998;transition:width .1s}

.magnetic{transition:transform .3s cubic-bezier(.2,.8,.2,1)}
.reveal{opacity:0;transform:translateY(40px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:translateY(0)}

/* Loader (index) */
#loader{position:fixed;inset:0;background:var(--bg);z-index:99999;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:1.5rem;transition:opacity .6s,visibility .6s}
#loader.done{opacity:0;visibility:hidden}
.loader-text{font-family:'JetBrains Mono',monospace;font-size:.75rem;letter-spacing:.3em;color:var(--muted);text-transform:uppercase}
.loader-bar{width:200px;height:2px;background:var(--line);overflow:hidden;position:relative}
.loader-bar::after{content:"";position:absolute;left:0;top:0;height:100%;width:30%;background:var(--primary);animation:loaderMove 1.2s ease-in-out infinite}
@keyframes loaderMove{0%{left:-30%}100%{left:100%}}

/* Hero line reveal */
.hero-line{display:block;overflow:hidden}
.hero-line > span{display:inline-block;transform:translateY(110%);transition:transform 1s cubic-bezier(.2,.8,.2,1)}
.hero-line.in > span{transform:translateY(0)}

/* Tags */
.tag{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem .85rem;border-radius:999px;font-size:.7rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--line);background:#fff;color:var(--body)}
.tag .dot{width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 12px var(--primary)}

.pulse-dot{position:relative}
.pulse-dot::after{content:"";position:absolute;inset:-6px;border-radius:50%;border:1px solid var(--primary);animation:pulse 2s ease-out infinite;opacity:0}
@keyframes pulse{0%{transform:scale(.8);opacity:1}100%{transform:scale(2);opacity:0}}

::selection{background:rgba(37,99,235,.2);color:var(--ink)}

::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--muted);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--ink)}

/* Floating dock (index) */
.dock{position:fixed;bottom:1.5rem;left:50%;transform:translateX(-50%);z-index:40}

/* Contact form (index) */
.form-input{width:100%;background:var(--bg-soft);border:1px solid var(--line);border-radius:.75rem;padding:.8rem 1rem;font-size:.9rem;color:var(--ink);outline:none;transition:border-color .2s,box-shadow .2s}
.form-input::placeholder{color:var(--muted)}
.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.form-label{display:block;font-family:'JetBrains Mono',monospace;font-size:.65rem;text-transform:uppercase;letter-spacing:.15em;color:var(--muted);margin-bottom:.5rem}

/* Accordion / details */
details > summary{list-style:none}
details > summary::-webkit-details-marker{display:none}
details[open] .accordion-icon{transform:rotate(45deg)}
.accordion-icon{transition:transform 0.2s ease}

/* ============================================================
   Color accents — v2 (paste at end of wolkomtech.css)
   ============================================================ */

/* 1. FAQ cards: brand-colored border + chevron when opened */
#faq details[open]{border-color:var(--primary)}
#faq details[open] > summary svg{color:var(--primary)}

/* 2. Process steps (index): gradient number circles */
.process-step > div:first-child{
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  border-color:transparent;
  color:#fff;
  box-shadow:0 8px 20px -8px rgba(37,99,235,.5);
}

/* 3. Capability card icon tiles: gentle lift on hover */
.svc-card .tilt-layer-2 > div,
.svc-card .tilt-layer-3 > div{transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s}
.svc-card:hover .tilt-layer-2 > div,
.svc-card:hover .tilt-layer-3 > div{transform:scale(1.08);box-shadow:0 10px 22px -10px rgba(15,23,42,.25)}

/* 4. Light gradient text — for big numbers on dark navy sections */
.grad-text-light{
  background:linear-gradient(120deg,#60A5FA 0%,#818CF8 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
}