/* =========================================================
   INTELLIAGENT — Design tokens
   ========================================================= */
:root{
  --primary: #2563EB;
  --primary-dark: #1D4ED8;
  --secondary: #60A5FA;
  --bg: #FFFFFF;
  --bg-soft: #F8FAFC;
  --text: #0F172A;
  --text-muted: #5B6478;
  --border: #E5E9F1;
  --white: #FFFFFF;

  --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  --gradient-radial: radial-gradient(circle at 30% 20%, rgba(37,99,235,.16), transparent 60%);

  --shadow-sm: 0 2px 8px rgba(15, 23, 42, .05);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, .08);
  --shadow-lg: 0 24px 60px rgba(37, 99, 235, .16);
  --shadow-glow: 0 0 0 1px rgba(37,99,235,.08), 0 20px 50px rgba(37,99,235,.18);

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --font-display: 'Poppins', sans-serif;
  --font-body: 'Poppins', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --nav-h: 76px;
  --ease: cubic-bezier(.16,.84,.44,1);
}

html.dark{
  --bg: #0B1220;
  --bg-soft: #0F1A2E;
  --text: #EAF0FF;
  --text-muted: #94A3C4;
  --border: #1E2A44;
  --white: #101B30;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.3);
  --shadow-md: 0 8px 24px rgba(0,0,0,.35);
  --shadow-glow: 0 0 0 1px rgba(96,165,250,.15), 0 20px 50px rgba(37,99,235,.28);
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *,*::before,*::after{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

body{
  margin:0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .35s var(--ease), color .35s var(--ease);
}

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 .6em;
  letter-spacing: -0.02em;
}

p{ margin: 0 0 1em; color: var(--text-muted); line-height: 1.7; }

a{ color: inherit; text-decoration: none; }
ul{ list-style: none; margin:0; padding:0; }
img{ max-width:100%; display:block; }
button{ font-family: inherit; cursor:pointer; }

.container{
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 64px);
}

.text-gradient{
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

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

::selection{ background: var(--secondary); color:#fff; }

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.98rem;
  border: none;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease);
  white-space: nowrap;
}
.btn svg{ transition: transform .3s var(--ease); }
.btn:hover svg{ transform: translateX(3px); }

.btn-primary{
  background: var(--gradient-primary);
  background-size: 160% 160%;
  color: #fff;
  box-shadow: 0 10px 30px rgba(37,99,235,.28);
}
.btn-primary:hover{
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(37,99,235,.38);
  background-position: 100% 0;
}

.btn-ghost{
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover{
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-lg{ padding: 15px 30px; font-size: 1.02rem; }
.btn-nav{ padding: 10px 22px; font-size: .92rem; }
.btn-block{ width: 100%; justify-content: center; }

/* =========================================================
   Preloader
   ========================================================= */
#preloader{
  position: fixed; inset:0; z-index: 9999;
  background: var(--bg);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap: 18px;
  transition: opacity .6s var(--ease), visibility .6s var(--ease);
}
#preloader.hidden{ opacity:0; visibility:hidden; pointer-events:none; }
.loader-mark{ position:relative; width:64px; height:64px; }
.loader-ring{
  position:absolute; inset:0; border-radius:50%;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  animation: spin 1s linear infinite;
}
.loader-core{
  position:absolute; inset:20px; border-radius:50%;
  background: var(--gradient-primary);
  animation: pulse 1.4s ease-in-out infinite;
}
.loader-text{ font-family: var(--font-display); font-weight:700; letter-spacing:.06em; color: var(--text); margin:0; }
@keyframes spin{ to{ transform: rotate(360deg);} }
@keyframes pulse{ 0%,100%{ transform: scale(.85); opacity:.7;} 50%{ transform: scale(1.05); opacity:1;} }

/* =========================================================
   Scroll progress + cursor glow
   ========================================================= */
#scroll-progress{
  position: fixed; top:0; left:0; height: 3px;
  background: var(--gradient-primary);
  width: 0%;
  z-index: 1200;
  transition: width .1s linear;
}
#cursor-glow{
  position: fixed; top:0; left:0; width: 420px; height: 420px;
  border-radius:50%;
  background: radial-gradient(circle, rgba(37,99,235,.14), transparent 70%);
  transform: translate(-50%,-50%);
  pointer-events:none;
  z-index: 5;
  opacity: 0;
  transition: opacity .3s ease;
  display:none;
}
html.dark #cursor-glow{ background: radial-gradient(circle, rgba(96,165,250,.18), transparent 70%); }

@media (min-width: 992px){
  #cursor-glow{ display:block; }
}

/* =========================================================
   Navbar
   ========================================================= */
.navbar{
  position: fixed; top:0; left:0; right:0; z-index: 1000;
  height: var(--nav-h);
  display:flex; align-items:center;
  background: transparent;
  transition: background .35s var(--ease), box-shadow .35s var(--ease), height .3s var(--ease);
}
.navbar.scrolled{
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  box-shadow: var(--shadow-sm);
  height: 66px;
  border-bottom: 1px solid var(--border);
}
.nav-inner{
  width:100%; max-width: 1600px; margin:0 auto; padding: 0 clamp(20px, 4vw, 64px);
  display:flex; align-items:center; justify-content:space-between; gap: 24px;
}
.logo{ display:flex; align-items:center; gap:10px; flex-shrink:0; margin-right: 20px; }
.nav-inner{ justify-content: flex-start; }
.nav-links{ margin-right: auto; }
.logo-text{ font-family: var(--font-display); font-weight:700; font-size: 1.28rem; color: var(--text); }
.logo-mark{ display:flex; align-items:center; }
.logo-mark-img{ display:block; object-fit: contain; animation: logoBob 3.4s ease-in-out infinite; }
@keyframes logoBob{ 0%,100%{ transform: translateY(0) rotate(0deg);} 50%{ transform: translateY(-2px) rotate(-2deg);} }

.nav-links{ display:flex; align-items:center; gap: 34px; }
.nav-link{
  position:relative; font-weight:500; font-size: .96rem; color: var(--text-muted);
  transition: color .25s ease;
}
.nav-link::after{
  content:''; position:absolute; left:0; bottom:-6px; width:0; height:2px;
  background: var(--gradient-primary); transition: width .3s var(--ease); border-radius: 2px;
}
.nav-link:hover{ color: var(--text); }
.nav-link:hover::after{ width:100%; }

.nav-actions{ display:flex; align-items:center; gap:14px; }
.icon-btn{
  width:40px; height:40px; border-radius:50%; border:1px solid var(--border);
  background: var(--bg-soft); color: var(--text);
  display:flex; align-items:center; justify-content:center;
  transition: transform .3s var(--ease), border-color .3s ease;
}
.icon-btn:hover{ transform: rotate(20deg); border-color: var(--primary); }
.icon-moon{ display:none; }
html.dark .icon-sun{ display:none; }
html.dark .icon-moon{ display:block; }

.hamburger{
  display:none; flex-direction:column; gap:5px; width:34px; height:34px;
  background:none; border:none; padding:8px; border-radius:8px;
}
.hamburger span{ display:block; height:2px; width:100%; background: var(--text); border-radius:2px; transition: transform .3s ease, opacity .3s ease; }
.hamburger.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2){ opacity:0; }
.hamburger.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.mobile-menu{
  position: fixed; top: var(--nav-h); left:0; right:0; z-index: 999;
  background: var(--bg); border-bottom: 1px solid var(--border);
  display:flex; flex-direction:column; padding: 10px 24px 24px;
  transform: translateY(-12px); opacity:0; visibility:hidden; pointer-events:none;
  transition: all .3s var(--ease);
}
.mobile-menu.open{ transform: translateY(0); opacity:1; visibility:visible; pointer-events:auto; }
.mobile-link{ padding: 14px 0; border-bottom: 1px solid var(--border); font-weight:500; }
.mobile-cta{ margin-top: 16px; justify-content:center; }

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position: relative;
  padding: calc(var(--nav-h) + 70px) 0 90px;
  overflow: hidden;
  background: var(--bg-soft);
}
.hero-bg{ position:absolute; inset:0; z-index:0; overflow:hidden; }
.grid-overlay{
  position:absolute; inset:0;
  background-image: linear-gradient(color-mix(in srgb, var(--primary) 6%, transparent) 1px, transparent 1px),
                     linear-gradient(90deg, color-mix(in srgb, var(--primary) 6%, transparent) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, black 40%, transparent 100%);
}
.orb{
  position:absolute; border-radius:50%; filter: blur(50px); opacity:.55;
  animation: float 9s ease-in-out infinite;
}
.orb-1{ width:340px; height:340px; background: var(--secondary); top:-90px; right:-60px; }
.orb-2{ width:260px; height:260px; background: var(--primary); bottom:-80px; left:-60px; animation-delay: -3s; }
.orb-3{ width:180px; height:180px; background: #A78BFA; top:40%; left:38%; animation-delay: -6s; opacity:.35; }
@keyframes float{ 0%,100%{ transform: translate(0,0) scale(1);} 50%{ transform: translate(20px,-28px) scale(1.06);} }

.hero-grid{
  position: relative; z-index:2;
  display:grid; grid-template-columns: 1.05fr .95fr; gap: 60px; align-items:center;
}
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size: .82rem; font-weight:600; letter-spacing: .04em;
  color: var(--primary); background: color-mix(in srgb, var(--primary) 10%, transparent);
  padding: 8px 16px; border-radius: var(--radius-pill); margin-bottom: 20px;
}
.hero-title{ font-size: clamp(2.4rem, 4.6vw, 3.7rem); margin-bottom: .5em; }
.hero-sub{ font-size: 1.12rem; max-width: 540px; margin-bottom: 2em; }
.hero-ctas{ display:flex; flex-wrap:wrap; gap:16px; margin-bottom: 2.6em; }

.hero-trust{ display:flex; align-items:center; gap: 20px; }
.trust-item{ display:flex; flex-direction:column; }
.trust-item strong{ font-family: var(--font-display); font-size:1.3rem; color: var(--text); }
.trust-item span{ font-size:.82rem; color: var(--text-muted); }
.trust-divider{ width:1px; height:32px; background: var(--border); }

/* Hero visual — highlight panel */
.hero-visual{ position: relative; }
.highlight-card{
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glow);
  border: 1px solid var(--border);
  overflow:hidden;
  padding: 30px 28px 26px;
  animation: floatCard 6s ease-in-out infinite;
}
@keyframes floatCard{ 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-14px);} }

.highlight-header{ margin-bottom: 22px; }
.highlight-badge{
  display:inline-flex; align-items:center; gap:6px;
  font-size:.76rem; font-weight:700; letter-spacing:.03em; color: var(--primary);
  background: color-mix(in srgb, var(--primary) 10%, transparent);
  padding: 6px 14px; border-radius: var(--radius-pill); margin-bottom: 14px;
}
.highlight-header h3{ font-size:1.3rem; margin-bottom:.35em; }
.highlight-header p{ font-size:.88rem; margin:0; }

.highlight-list{ display:flex; flex-direction:column; gap: 6px; }
.highlight-list li{
  display:flex; align-items:flex-start; gap:14px; padding: 12px 10px; border-radius: var(--radius-sm);
  transition: background .3s ease, transform .3s var(--ease);
}
.highlight-list li:hover{ background: var(--bg-soft); transform: translateX(4px); }
.highlight-icon{
  flex-shrink:0; width:42px; height:42px; border-radius: 12px;
  background: color-mix(in srgb, var(--primary) 10%, transparent);
  display:flex; align-items:center; justify-content:center; font-size:1.2rem;
}
.highlight-list strong{ display:block; font-size:.94rem; margin-bottom:2px; color: var(--text); }
.highlight-list p{ font-size:.82rem; margin:0; }

.highlight-footer{
  display:flex; align-items:center; gap:8px; margin-top: 18px; padding-top: 18px;
  border-top: 1px solid var(--border); font-size:.82rem; font-weight:600; color: var(--text-muted);
}
.highlight-dot{ width:8px; height:8px; border-radius:50%; background:#22C55E; box-shadow: 0 0 0 3px rgba(34,197,94,.2); flex-shrink:0; }

.float-chip{
  position:absolute; background: var(--white); border:1px solid var(--border);
  padding: 9px 16px; border-radius: var(--radius-pill); font-size:.82rem; font-weight:600;
  box-shadow: var(--shadow-md); animation: floatChip 5s ease-in-out infinite;
}
.chip-1{ top: -18px; left: -30px; animation-delay: -.5s; }
.chip-2{ bottom: 70px; right: -34px; animation-delay: -2s; }
.chip-3{ bottom: -20px; left: 30px; animation-delay: -3.4s; }
@keyframes floatChip{ 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-10px);} }

/* =========================================================
   Section shared
   ========================================================= */
section{ padding: 110px 0; position:relative; }
.section-head{ text-align:center; max-width: 640px; margin: 0 auto 56px; }
.section-head h2{ font-size: clamp(1.8rem, 3vw, 2.5rem); }
.section-head .eyebrow{ margin-bottom: 16px; }

[data-reveal]{
  opacity:0; transform: translateY(28px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
[data-reveal].in-view{ opacity:1; transform: translateY(0); }

/* =========================================================
   Chat window (shared by the floating chat widget)
   ========================================================= */
.chat-window{
  width:100%;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glow);
  overflow:hidden;
}
.chat-header{
  display:flex; align-items:center; gap:12px; padding: 16px 20px;
  border-bottom: 1px solid var(--border); background: var(--bg-soft);
}
.chat-avatar{
  width:40px; height:40px; border-radius:50%; background: var(--gradient-primary);
  display:flex; align-items:center; justify-content:center; font-size:1.1rem;
}
.chat-name{ margin:0; font-weight:600; font-size:.94rem; }
.chat-status{ margin:0; font-size:.76rem; color: var(--text-muted); display:flex; align-items:center; gap:6px; }
.status-dot{ width:7px; height:7px; border-radius:50%; background:#22C55E; box-shadow: 0 0 0 3px rgba(34,197,94,.2); }
.chat-close{
  margin-left:auto; width:30px; height:30px; border-radius:50%; border:1px solid var(--border);
  background: var(--bg); color: var(--text-muted); font-size:.85rem; display:flex; align-items:center; justify-content:center;
  transition: all .25s ease;
}
.chat-close:hover{ background: var(--gradient-primary); color:#fff; border-color:transparent; }

.chat-body{ min-height: 340px; max-height: 340px; overflow-y:auto; padding: 20px; display:flex; flex-direction:column; gap:14px; scroll-behavior:smooth; }
.chat-body::-webkit-scrollbar{ width:5px; }
.chat-body::-webkit-scrollbar-thumb{ background: var(--border); border-radius:10px; }
.chat-empty{ color: var(--text-muted); font-size:.88rem; line-height:1.6; text-align:center; margin:auto; padding: 0 10px; }

.msg{ max-width: 84%; padding: 11px 16px; border-radius: 16px; font-size:.9rem; line-height:1.5; animation: msgIn .35s var(--ease); white-space: pre-line; }
@keyframes msgIn{ from{ opacity:0; transform: translateY(8px) scale(.98);} to{ opacity:1; transform:translateY(0) scale(1);} }
.msg.user{ align-self:flex-end; background: var(--gradient-primary); color:#fff; border-bottom-right-radius:4px; }
.msg.ai{ align-self:flex-start; background: var(--bg-soft); color: var(--text); border: 1px solid var(--border); border-bottom-left-radius:4px; }
.msg.typing{ display:flex; gap:5px; align-items:center; padding: 14px 16px; }
.msg.typing span{ width:6px; height:6px; border-radius:50%; background: var(--text-muted); animation: blink 1.1s infinite; }
.msg.typing span:nth-child(2){ animation-delay:.2s; } .msg.typing span:nth-child(3){ animation-delay:.4s; }
@keyframes blink{ 0%,80%,100%{ opacity:.25; transform: scale(.85);} 40%{ opacity:1; transform:scale(1);} }

.chat-input-bar{ display:flex; align-items:center; gap:10px; padding: 14px 18px; border-top: 1px solid var(--border); }
.chat-input-fake{ flex:1; color: var(--text-muted); font-size:.86rem; }
.chat-send{ width:32px; height:32px; border-radius:50%; background: var(--gradient-primary); color:#fff; display:flex; align-items:center; justify-content:center; font-size:.8rem; }

/* =========================================================
   Floating chat widget
   ========================================================= */
.chat-widget{ position: fixed; bottom: 26px; right: 26px; z-index: 950; display:flex; flex-direction:column; align-items:flex-end; gap:14px; }
.chat-bubble{
  width: 62px; height: 62px; border-radius: 50%; border:none;
  background: var(--gradient-primary); color:#fff;
  display:flex; align-items:center; justify-content:center; position:relative;
  box-shadow: 0 12px 30px rgba(37,99,235,.4);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
  animation: pop 2.6s ease-in-out infinite;
}
.chat-bubble:hover{ transform: translateY(-3px) scale(1.05); box-shadow: 0 16px 36px rgba(37,99,235,.5); }
.chat-bubble-icon{ position:absolute; font-size:1.5rem; transition: opacity .25s ease, transform .25s ease; }
.chat-bubble-icon-close{ opacity:0; transform: rotate(-90deg) scale(.6); }
.chat-widget.open .chat-bubble{ animation:none; }
.chat-widget.open .chat-bubble-icon-open{ opacity:0; transform: rotate(90deg) scale(.6); }
.chat-widget.open .chat-bubble-icon-close{ opacity:1; transform: rotate(0) scale(1); }

.chat-popup{
  width: min(370px, calc(100vw - 40px));
  transform-origin: bottom right;
  transform: scale(.9) translateY(12px);
  opacity:0; visibility:hidden; pointer-events:none;
  transition: opacity .28s var(--ease), transform .28s var(--ease), visibility .28s var(--ease);
}
.chat-widget.open .chat-popup{ opacity:1; visibility:visible; pointer-events:auto; transform: scale(1) translateY(0); }

/* =========================================================
   Services
   ========================================================= */
.services{ background: var(--bg-soft); }
.services-hint{ font-size:.86rem; color: var(--primary); font-weight:600; margin-top: 10px; }
.services-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card{
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 32px 28px; transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s ease;
  position: relative; overflow:hidden; cursor: pointer;
}
.service-card:focus-visible{ outline: 2px solid var(--primary); outline-offset: 3px; }
.service-card::before{
  content:''; position:absolute; inset:0; opacity:0; background: var(--gradient-radial);
  transition: opacity .35s ease;
}
.service-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: color-mix(in srgb, var(--primary) 40%, var(--border)); }
.service-card:hover::before{ opacity:1; }
.service-icon{
  width:54px; height:54px; border-radius: var(--radius-sm); background: color-mix(in srgb, var(--primary) 10%, transparent);
  display:flex; align-items:center; justify-content:center; font-size:1.5rem; margin-bottom:18px;
  transition: transform .35s var(--ease);
}
.service-card:hover .service-icon{ transform: scale(1.1) rotate(-6deg); }
.service-card h3{ font-size:1.12rem; margin-bottom:.5em; position:relative; }
.service-card p{ font-size:.92rem; margin:0; position:relative; }

/* =========================================================
   Why us
   ========================================================= */
.why-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.why-card{
  text-align:center; padding: 34px 24px; border-radius: var(--radius-md);
  background: var(--bg-soft); border: 1px solid var(--border);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.why-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-md); }
.why-icon{ font-size:2rem; margin-bottom:14px; display:inline-block; animation: floatIcon 4s ease-in-out infinite; }
@keyframes floatIcon{ 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-6px);} }
.why-card h3{ font-size:1.05rem; margin-bottom:.4em; }
.why-card p{ font-size:.9rem; margin:0; }

/* =========================================================
   Process timeline
   ========================================================= */
.process{ background: var(--bg-soft); }
.timeline{ position:relative; display:grid; grid-template-columns: repeat(5,1fr); gap: 20px; }
.timeline-line{
  position:absolute; top:26px; left:10%; right:10%; height:2px;
  background: linear-gradient(90deg, var(--border), var(--primary), var(--border));
}
.timeline-step{ text-align:center; position:relative; }
.timeline-marker{
  width:52px; height:52px; border-radius:50%; margin: 0 auto 18px; position:relative; z-index:2;
  background: var(--white); border: 2px solid var(--primary); color: var(--primary);
  display:flex; align-items:center; justify-content:center; font-weight:700; font-family: var(--font-display);
  transition: background .35s ease, color .35s ease;
}
.timeline-step:hover .timeline-marker{ background: var(--gradient-primary); color:#fff; }
.timeline-step h3{ font-size:1rem; margin-bottom:.4em; }
.timeline-step p{ font-size:.86rem; margin:0; }

/* =========================================================
   Tech grid
   ========================================================= */
.tech-grid{ display:flex; flex-wrap:wrap; justify-content:center; gap: 14px; }
.tech-chip{
  padding: 12px 22px; border-radius: var(--radius-pill); background: var(--bg-soft);
  border: 1px solid var(--border); font-weight:500; font-size:.92rem;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s ease;
}
.tech-chip:hover{ transform: translateY(-4px); box-shadow: var(--shadow-sm); border-color: var(--primary); color: var(--primary); }

/* =========================================================
   Stats
   ========================================================= */
.stats{ padding: 80px 0; }
.stats-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.stat-card{
  text-align:center; padding: 34px 20px; border-radius: var(--radius-md);
  background: var(--gradient-primary); color:#fff; position:relative; overflow:hidden;
}
.stat-number{ font-family: var(--font-display); font-size: 2.4rem; font-weight:800; }
.stat-suffix{ font-family: var(--font-display); font-size:1.4rem; font-weight:700; margin-left:2px; }
.stat-card p{ color: rgba(255,255,255,.9); margin: 6px 0 0; font-size:.9rem; }

/* =========================================================
   Testimonials
   ========================================================= */
.testi-track-wrap{ overflow:hidden; }
.testi-track{ display:flex; gap: 24px; transition: transform .6s var(--ease); }
.testi-card{
  flex: 0 0 100%; max-width:100%;
  background: color-mix(in srgb, var(--bg-soft) 70%, transparent);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 40px; text-align:center;
}
.testi-quote{ font-size:1.2rem; font-family: var(--font-display); font-weight:500; color: var(--text); margin-bottom: 24px; }
.testi-person{ display:flex; align-items:center; justify-content:center; gap:12px; }
.testi-avatar{ width:44px; height:44px; border-radius:50%; background: var(--gradient-primary); color:#fff; display:flex; align-items:center; justify-content:center; font-weight:700; font-size:.85rem; }
.testi-person strong{ display:block; font-size:.94rem; }
.testi-person span{ font-size:.8rem; color: var(--text-muted); }
.testi-dots{ display:flex; justify-content:center; gap:8px; margin-top: 28px; }
.testi-dots span{ width:8px; height:8px; border-radius:50%; background: var(--border); cursor:pointer; transition: all .3s ease; }
.testi-dots span.active{ background: var(--primary); width:24px; border-radius:6px; }

/* =========================================================
   Contact
   ========================================================= */
.contact{ background: var(--bg-soft); }
.contact-grid{ display:grid; grid-template-columns: .9fr 1.1fr; gap: 60px; align-items:flex-start; }
.contact-list{ margin: 24px 0; display:flex; flex-direction:column; gap:12px; }
.contact-list li{ display:flex; align-items:center; gap:10px; font-size:.95rem; }
.map-placeholder{
  height: 200px; border-radius: var(--radius-md); border: 1px dashed var(--border);
  background: repeating-linear-gradient(45deg, var(--bg-soft), var(--bg-soft) 10px, var(--bg) 10px, var(--bg) 20px);
  display:flex; align-items:center; justify-content:center; color: var(--text-muted); font-size:.9rem;
}

.contact-form{
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 36px; box-shadow: var(--shadow-md); display:flex; flex-direction:column; gap: 18px;
}
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap:18px; }
.contact-form label{ display:flex; flex-direction:column; gap:8px; font-size:.86rem; font-weight:600; color: var(--text); }
.contact-form input, .contact-form textarea{
  font-family: inherit; padding: 12px 14px; border-radius: var(--radius-sm); border: 1.5px solid var(--border);
  background: var(--bg-soft); color: var(--text); font-size:.94rem; transition: border-color .3s ease, box-shadow .3s ease;
  resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus{
  border-color: var(--primary); box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 14%, transparent); outline:none;
}
.form-note{ font-size:.86rem; color: var(--primary); min-height: 1.2em; margin:0; }

/* =========================================================
   Footer
   ========================================================= */
.footer{ background: var(--bg-soft); border-top: 1px solid var(--border); padding: 70px 0 0; }
.footer-grid{ display:grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 50px; }
.footer-brand p{ font-size:.9rem; max-width: 280px; margin: 16px 0 20px; }
.social-row{ display:flex; gap:10px; }
.social-icon{
  width:38px; height:38px; border-radius:50%; background: var(--white); border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center; font-size:.85rem; font-weight:700;
  transition: transform .3s var(--ease), color .3s ease, border-color .3s ease;
}
.social-icon:hover{ transform: translateY(-4px); color: var(--primary); border-color: var(--primary); }
.footer-col h4{ font-size:.92rem; margin-bottom: 18px; }
.footer-col a{ display:block; font-size:.9rem; color: var(--text-muted); margin-bottom: 12px; transition: color .25s ease; }
.footer-col a:hover{ color: var(--primary); }
.footer-bottom{ border-top: 1px solid var(--border); padding: 22px 0; text-align:center; }
.footer-bottom p{ margin:0; font-size:.84rem; }

/* =========================================================
   Floating buttons
   ========================================================= */
.whatsapp-float{
  position: fixed; bottom: 26px; left: 26px; z-index: 900;
  width: 58px; height:58px; border-radius:50%; background:#25D366;
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 10px 26px rgba(37,211,102,.4);
  animation: pop 2.6s ease-in-out infinite;
}
@keyframes pop{ 0%,100%{ transform: scale(1);} 50%{ transform: scale(1.08);} }

.back-to-top{
  position: fixed; bottom: 104px; right: 26px; z-index: 900;
  width: 48px; height:48px; border-radius:50%; border:1px solid var(--border);
  background: var(--white); color: var(--primary); box-shadow: var(--shadow-md);
  display:flex; align-items:center; justify-content:center;
  opacity:0; transform: translateY(16px); pointer-events:none;
  transition: all .35s var(--ease);
}
.back-to-top.visible{ opacity:1; transform: translateY(0); pointer-events:auto; }
.back-to-top:hover{ background: var(--gradient-primary); color:#fff; border-color:transparent; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 991px){
  .nav-links{ display:none; }
  .hamburger{ display:flex; }
  .hero-grid{ grid-template-columns: 1fr; text-align:center; }
  .hero-copy{ display:flex; flex-direction:column; align-items:center; }
  .hero-trust{ justify-content:center; }
  .hero-visual{ max-width: 480px; margin: 0 auto; }
  .services-grid{ grid-template-columns: repeat(2,1fr); }
  .why-grid{ grid-template-columns: repeat(2,1fr); }
  .timeline{ grid-template-columns: repeat(3,1fr); row-gap: 40px; }
  .timeline-line{ display:none; }
  .contact-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px){
  section{ padding: 74px 0; }
  .hero{ padding: calc(var(--nav-h) + 40px) 0 60px; }
  .services-grid{ grid-template-columns: 1fr; }
  .why-grid{ grid-template-columns: 1fr; }
  .timeline{ grid-template-columns: 1fr; }
  .stats-grid{ grid-template-columns: 1fr 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .dash-stat-row{ flex-direction:column; }
  .hero-ctas{ justify-content:center; }
  .whatsapp-float{ width:50px; height:50px; bottom:18px; left:18px; }
  .back-to-top{ width:46px; height:46px; bottom:88px; right:18px; }
  .chat-widget{ bottom:18px; right:18px; }
  .chat-bubble{ width:54px; height:54px; }
  .chat-popup{ width: calc(100vw - 36px); }
}