/* ============================================================
   KAVYA ENGINEERING — Design System & Global Styles
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  /* Brand colors sampled from the company badge mark */
  --brand-orange: #ff7a00;
  --brand-orange-light: #ff9a3d;
  --brand-blue: #0090da;
  --brand-blue-light: #4db4ec;
  --brand-navy-deep: #05202e;

  /* Base surfaces */
  --bg-base: #f7f9fb;
  --bg-raised: #ffffff;
  --bg-subtle: #eef2f6;
  --bg-dark: #071822;
  --bg-dark-raised: #0e2632;
  --bg-dark-subtle: #123141;

  /* Text */
  --text-primary: #101820;
  --text-secondary: #566472;
  --text-disabled: #9aa7b2;
  --text-on-dark: #f2f6f9;
  --text-on-dark-secondary: #a9bdc9;

  /* Accent semantics */
  --accent-default: var(--brand-orange);
  --accent-hover: #e86e00;
  --accent-muted: #fff1e2;
  --accent-secondary: var(--brand-blue);
  --accent-secondary-muted: #e3f4fd;

  /* Borders */
  --border-default: #e2e8ee;
  --border-strong: #c7d2db;
  --border-dark: #1c3a48;

  /* Status */
  --status-success: #1c9c5a;
  --status-error: #e13b3b;

  /* Spacing (8pt) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;
  --space-24: 96px;

  /* Radius */
  --radius-xs: 2px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(9, 26, 38, 0.06), 0 1px 1px rgba(9,26,38,.04);
  --shadow-md: 0 8px 24px -8px rgba(9, 26, 38, 0.18);
  --shadow-lg: 0 24px 48px -16px rgba(9, 26, 38, 0.24);
  --shadow-glow-orange: 0 12px 40px -8px rgba(255, 122, 0, 0.35);
  --shadow-glow-blue: 0 12px 40px -8px rgba(0, 144, 218, 0.3);

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

  /* Motion */
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast: 150ms;
  --dur-base: 250ms;
  --dur-slow: 400ms;

  --header-h: 84px;
}

/* ---------- Reset ---------- */
*, *::before, *::after{ box-sizing: border-box; margin: 0; padding: 0; }
html{ scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body{
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style: none; }
button{ font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea{ font: inherit; color: inherit; }
h1,h2,h3,h4,h5{ font-family: var(--font-display); line-height: 1.15; letter-spacing: -0.02em; font-weight: 700; }
section{ position: relative; }
svg{ display: block; }

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

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

/* ---------- Layout helpers ---------- */
.container{
  width: 100%;
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.section-pad{ padding-block: var(--space-24); }
@media (max-width: 768px){
  .section-pad{ padding-block: var(--space-16); }
  :root{ --header-h: 72px; }
}

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-default);
  background: var(--accent-muted);
  padding: 7px 14px 7px 10px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}
.eyebrow::before{
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-default);
  box-shadow: 0 0 0 3px var(--accent-muted), 0 0 0 5px rgba(255,122,0,.18);
}
.section--dark .eyebrow{ background: rgba(255,122,0,.12); }

.section-head{ max-width: 680px; margin-bottom: var(--space-12); }
.section-head.center{ margin-inline: auto; text-align: center; }
.section-head h2{ font-size: clamp(28px, 4vw, 44px); margin-bottom: var(--space-4); }
.section-head p{ color: var(--text-secondary); font-size: 17px; }
.section--dark .section-head p{ color: var(--text-on-dark-secondary); }

.text-gradient{
  background: linear-gradient(100deg, var(--brand-blue) 10%, var(--brand-orange) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 52px;
  padding: 0 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 15px;
  white-space: nowrap;
  transition: transform var(--dur-base) var(--ease-spring), box-shadow var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out);
  will-change: transform;
}
.btn:active{ transform: scale(0.97); }
.btn svg{ width: 18px; height: 18px; flex-shrink: 0; }

.btn--primary{
  background: var(--accent-default);
  color: #fff;
  box-shadow: var(--shadow-glow-orange);
}
.btn--primary:hover{ background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 16px 36px -10px rgba(255,122,0,.45); }

.btn--secondary{
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border-strong);
}
.btn--secondary:hover{ border-color: var(--brand-blue); color: var(--brand-blue); transform: translateY(-2px); }
.section--dark .btn--secondary{ color: var(--text-on-dark); border-color: rgba(255,255,255,.22); }
.section--dark .btn--secondary:hover{ border-color: var(--brand-blue-light); color: var(--brand-blue-light); }

.btn--ghost-dark{ background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.15); }
.btn--ghost-dark:hover{ background: rgba(255,255,255,.16); transform: translateY(-2px); }

.btn--sm{ height: 42px; padding: 0 20px; font-size: 14px; }
.btn--block{ width: 100%; }

/* ---------- Header ---------- */
.site-header{
  position: fixed; inset: 0 0 auto 0;
  height: var(--header-h);
  z-index: 100;
  display: flex; align-items: center;
  transition: background var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), height var(--dur-base) var(--ease-out), backdrop-filter var(--dur-base) var(--ease-out);
}
.site-header .container{ display: flex; align-items: center; justify-content: space-between; width: 100%; }
.site-header::before{
  content: '';
  position: absolute; inset: 0;
  background: rgba(7, 24, 34, 0.0);
  transition: background var(--dur-base) var(--ease-out), backdrop-filter var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
  border-bottom: 1px solid transparent;
  z-index: -1;
}
.site-header.is-scrolled{ height: 68px; }
.site-header.is-scrolled::before{
  background: rgba(7, 24, 34, 0.72);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: rgba(255,255,255,.08);
}

.brand{ display: flex; align-items: center; gap: var(--space-3); }
.brand img{ width: 44px; height: 44px; border-radius: 50%; }
.brand .brand-word{ font-family: var(--font-display); line-height: 1.05; }
.brand .brand-word b{ display:block; font-size: 18px; font-weight: 800; letter-spacing: 0.03em; color: #fff; }
.brand .brand-word span{ display:block; font-size: 10.5px; font-weight: 600; letter-spacing: 0.22em; color: var(--brand-orange-light); }

.nav-desktop{ display: flex; align-items: center; gap: var(--space-8); }
.nav-desktop a{
  font-size: 14.5px; font-weight: 600; color: rgba(255,255,255,.82);
  position: relative; padding: 6px 0; transition: color var(--dur-fast) var(--ease-out);
}
.nav-desktop a::after{
  content: ''; position: absolute; left:0; right:100%; bottom: -2px; height: 2px;
  background: linear-gradient(90deg, var(--brand-orange), var(--brand-blue));
  transition: right var(--dur-base) var(--ease-out);
  border-radius: 2px;
}
.nav-desktop a:hover, .nav-desktop a.active{ color: #fff; }
.nav-desktop a:hover::after, .nav-desktop a.active::after{ right: 0; }

.header-cta{ display: flex; align-items: center; gap: var(--space-4); }
.icon-btn{
  width: 44px; height: 44px; display: grid; place-items: center;
  border-radius: 50%; background: rgba(255,255,255,.08); color: #fff;
  border: 1px solid rgba(255,255,255,.14);
  transition: background var(--dur-fast), transform var(--dur-fast) var(--ease-spring);
}
.icon-btn:hover{ background: rgba(255,255,255,.18); transform: translateY(-2px); }
.icon-btn svg{ width: 19px; height: 19px; }

.menu-toggle{ display:none; width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.14); position: relative; }
.menu-toggle span, .menu-toggle::before, .menu-toggle::after{
  content:''; position: absolute; left: 13px; right: 13px; height: 2px; background: #fff; border-radius: 2px;
  transition: transform var(--dur-base) var(--ease-spring), opacity var(--dur-fast);
}
.menu-toggle::before{ top: 16px; }
.menu-toggle span{ top: 21px; }
.menu-toggle::after{ top: 26px; }
.menu-toggle.is-open::before{ transform: translateY(5px) rotate(45deg); }
.menu-toggle.is-open::after{ transform: translateY(-5px) rotate(-45deg); }
.menu-toggle.is-open span{ opacity: 0; }

.mobile-nav{
  position: fixed; inset: 0; z-index: 99;
  background: var(--bg-dark);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-8);
  opacity: 0; visibility: hidden; transform: translateY(-12px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out), visibility var(--dur-slow);
}
.mobile-nav.is-open{ opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-nav a{ font-family: var(--font-display); font-size: 30px; font-weight: 700; color: #fff; }
.mobile-nav a span{ color: var(--brand-orange); }

/* ---------- Hero ---------- */
.hero{
  position: relative;
  background: radial-gradient(ellipse 1100px 700px at 20% -10%, #0d3244 0%, var(--bg-dark) 55%), var(--bg-dark);
  color: var(--text-on-dark);
  padding-top: calc(var(--header-h) + var(--space-16));
  padding-bottom: var(--space-24);
  overflow: hidden;
}
.hero::after{
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
  pointer-events: none;
}
.hero-grid{
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: var(--space-16);
  align-items: center; position: relative; z-index: 2;
}
.hero h1{ font-size: clamp(38px, 5.4vw, 66px); margin-bottom: var(--space-6); }
.hero-lede{ font-size: 18px; color: var(--text-on-dark-secondary); max-width: 480px; margin-bottom: var(--space-8); }
.hero-actions{ display: flex; gap: var(--space-4); flex-wrap: wrap; margin-bottom: var(--space-16); }

.stat-row{ display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); max-width: 560px; }
.stat-item b{ display: block; font-family: var(--font-display); font-size: clamp(24px, 2.6vw, 32px); font-weight: 800; }
.stat-item > span{ font-size: 12.5px; color: var(--text-on-dark-secondary); font-weight: 500; }
.stat-item b span{ font-size: inherit; color: inherit; font-weight: inherit; font-family: inherit; }

.hero-visual{ position: relative; height: 480px; }
.hero-visual .glow{
  position: absolute; width: 460px; height: 460px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,122,0,.35), transparent 65%);
  top: 50%; left: 50%; transform: translate(-50%,-50%);
  filter: blur(10px);
  animation: pulseGlow 6s ease-in-out infinite;
}
@keyframes pulseGlow{ 0%,100%{ opacity: .7; transform: translate(-50%,-50%) scale(1);} 50%{ opacity: 1; transform: translate(-50%,-50%) scale(1.08);} }

.hero-visual .ring{
  position: absolute; inset: 8%; border: 1px dashed rgba(255,255,255,.16); border-radius: 50%;
  animation: spin 40s linear infinite;
}
@keyframes spin{ to{ transform: rotate(360deg); } }

.hero-main-img{
  position: absolute; inset: 0; margin: auto; width: 78%; max-width: 380px; height: auto;
  filter: drop-shadow(0 30px 40px rgba(0,0,0,.5));
  animation: float 6s ease-in-out infinite;
}
@keyframes float{ 0%,100%{ transform: translateY(0px);} 50%{ transform: translateY(-16px);} }

.floating-card{
  position: absolute; display: flex; align-items: center; gap: var(--space-3);
  background: rgba(14, 38, 50, 0.75);
  border: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(12px);
  padding: 10px 14px; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: float 6s ease-in-out infinite;
}
.floating-card img{ width: 40px; height: 40px; object-fit: contain; }
.floating-card b{ display:block; font-size: 13px; }
.floating-card span{ display:block; font-size: 11px; color: var(--text-on-dark-secondary); }
.floating-card.fc-1{ top: 6%; left: -2%; animation-delay: .3s; }
.floating-card.fc-2{ bottom: 10%; right: -4%; animation-delay: 1.2s; }

.marquee-strip{
  position: relative; z-index: 2; border-top: 1px solid rgba(255,255,255,.08);
  padding-block: var(--space-6); margin-top: var(--space-16);
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}
.marquee-track{ display: flex; gap: var(--space-16); width: max-content; animation: marquee 26s linear infinite; }
.marquee-track span{ font-family: var(--font-display); font-weight: 700; font-size: 15px; color: rgba(255,255,255,.4); white-space: nowrap; letter-spacing: .04em; }
@keyframes marquee{ from{ transform: translateX(0);} to{ transform: translateX(-50%); } }

/* ---------- Page hero (inner pages) ---------- */
.page-hero{
  background: radial-gradient(ellipse 900px 500px at 85% -20%, #0d3244 0%, var(--bg-dark) 55%), var(--bg-dark);
  color: #fff;
  padding-top: calc(var(--header-h) + var(--space-16));
  padding-bottom: var(--space-16);
  text-align: center;
}
.breadcrumb{ display:flex; gap: var(--space-2); justify-content:center; font-size: 13px; color: var(--text-on-dark-secondary); margin-bottom: var(--space-4); }
.breadcrumb span{ color: var(--brand-orange-light); }
.page-hero h1{ font-size: clamp(34px, 5vw, 54px); }
.page-hero p{ max-width: 620px; margin: var(--space-4) auto 0; color: var(--text-on-dark-secondary); font-size: 17px; }

/* ---------- Cards / Bento ---------- */
.grid-4{ display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
.grid-3{ display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-2{ display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }

.feature-card{
  background: var(--bg-raised); border: 1px solid var(--border-default); border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}
.feature-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.feature-icon{
  width: 52px; height: 52px; border-radius: var(--radius-md); display: grid; place-items: center;
  background: var(--accent-muted); color: var(--accent-default); margin-bottom: var(--space-6);
  transition: transform var(--dur-base) var(--ease-spring);
}
.feature-card:hover .feature-icon{ transform: rotate(-8deg) scale(1.08); }
.feature-icon svg{ width: 26px; height: 26px; }
.feature-card h3{ font-size: 19px; margin-bottom: var(--space-2); }
.feature-card p{ color: var(--text-secondary); font-size: 14.5px; }
.feature-card:nth-child(2) .feature-icon{ background: var(--accent-secondary-muted); color: var(--accent-secondary); }
.feature-card:nth-child(4) .feature-icon{ background: var(--accent-secondary-muted); color: var(--accent-secondary); }

/* ---------- Product cards ---------- */
.filter-bar{ display: flex; gap: var(--space-3); flex-wrap: wrap; justify-content: center; margin-bottom: var(--space-12); }
.filter-chip{
  padding: 10px 22px; border-radius: var(--radius-full); font-weight: 600; font-size: 14px;
  border: 1.5px solid var(--border-default); color: var(--text-secondary); background: var(--bg-raised);
  transition: all var(--dur-fast) var(--ease-out);
}
.filter-chip:hover{ border-color: var(--brand-blue); color: var(--brand-blue); }
.filter-chip.is-active{ background: var(--text-primary); border-color: var(--text-primary); color: #fff; }

.product-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.product-card{
  background: var(--bg-raised); border: 1px solid var(--border-default); border-radius: var(--radius-lg);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
  transform-style: preserve-3d; perspective: 800px;
}
.product-card:hover{ box-shadow: var(--shadow-md); transform: translateY(-4px); }
.product-media{
  position: relative; aspect-ratio: 4/3.2;
  background: linear-gradient(160deg, var(--bg-subtle), #e4ebf1);
  display: grid; place-items: center; padding: var(--space-8);
  overflow: hidden;
}
.product-media img{ width: 100%; height: 100%; object-fit: contain; transition: transform var(--dur-slow) var(--ease-out); filter: drop-shadow(0 14px 18px rgba(15,30,40,.16)); }
.product-card:hover .product-media img{ transform: scale(1.08) rotate(-2deg); }
.product-tag{
  position: absolute; top: 14px; left: 14px; font-size: 10.5px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  padding: 5px 10px; border-radius: var(--radius-full); background: rgba(255,255,255,.9); color: var(--accent-default);
  border: 1px solid var(--accent-muted);
}
.product-tag.spare{ color: var(--accent-secondary); border-color: var(--accent-secondary-muted); }
.product-body{ padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-2); flex: 1; }
.product-body h3{ font-size: 18px; }
.product-body h3 a{ color: inherit; text-decoration: none; transition: color var(--dur-fast) var(--ease-out); }
.product-body h3 a:hover{ color: var(--brand-blue); }
.product-body p{ color: var(--text-secondary); font-size: 14px; flex: 1; }
.product-link{
  display: inline-flex; align-items: center; gap: var(--space-2); font-weight: 700; font-size: 13.5px;
  color: var(--brand-blue); margin-top: var(--space-2); align-self: flex-start;
}
.product-link svg{ width: 15px; height: 15px; transition: transform var(--dur-fast) var(--ease-spring); }
.product-link:hover svg{ transform: translateX(4px); }
.product-card.is-hidden{ display: none; }

/* ---------- Timeline / Workflow ---------- */
.workflow{ position: relative; }
.workflow-track{
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); position: relative;
}
.workflow-track::before{
  content: ''; position: absolute; top: 34px; left: 8%; right: 8%; height: 2px;
  background: linear-gradient(90deg, var(--border-strong) 0%, var(--border-strong) 100%);
}
.workflow-track::after{
  content: ''; position: absolute; top: 34px; left: 8%; height: 2px; width: 0%;
  background: linear-gradient(90deg, var(--brand-orange), var(--brand-blue));
  transition: width 1.4s var(--ease-out);
}
.workflow-track.in-view::after{ width: 84%; }
.workflow-step{ text-align: center; position: relative; z-index: 1; }
.workflow-num{
  width: 68px; height: 68px; border-radius: 50%; margin: 0 auto var(--space-4);
  background: var(--bg-raised); border: 2px solid var(--border-strong);
  display: grid; place-items: center; font-family: var(--font-display); font-weight: 800; font-size: 20px;
  color: var(--text-secondary); transition: all .5s var(--ease-spring);
}
.workflow-track.in-view .workflow-step:nth-child(1) .workflow-num{ transition-delay: .1s; border-color: var(--brand-orange); color: var(--brand-orange); background: var(--accent-muted); }
.workflow-track.in-view .workflow-step:nth-child(2) .workflow-num{ transition-delay: .4s; border-color: var(--brand-orange); color: var(--brand-orange); background: var(--accent-muted); }
.workflow-track.in-view .workflow-step:nth-child(3) .workflow-num{ transition-delay: .7s; border-color: var(--brand-blue); color: var(--brand-blue); background: var(--accent-secondary-muted); }
.workflow-track.in-view .workflow-step:nth-child(4) .workflow-num{ transition-delay: 1s; border-color: var(--brand-blue); color: var(--brand-blue); background: var(--accent-secondary-muted); }
.workflow-step h3{ font-size: 17px; margin-bottom: var(--space-1); }
.workflow-step p{ font-size: 13.5px; color: var(--text-secondary); max-width: 200px; margin-inline: auto; }

/* ---------- CTA band ---------- */
.cta-band{
  background: var(--bg-dark); color: #fff; border-radius: var(--radius-2xl);
  padding: var(--space-16) var(--space-12);
  display: grid; grid-template-columns: 1.2fr 1fr; gap: var(--space-12); align-items: center;
  position: relative; overflow: hidden;
  margin-inline: var(--space-6);
}
.cta-band::before{
  content:''; position: absolute; width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,144,218,.28), transparent 70%);
  top: -220px; right: -160px;
}
.cta-band h2{ font-size: clamp(26px, 3.4vw, 38px); margin-bottom: var(--space-3); position: relative; }
.cta-band > div:first-child p{ color: var(--text-on-dark-secondary); position: relative; margin-bottom: var(--space-6); }
.cta-info{ display: flex; flex-direction: column; gap: var(--space-4); position: relative; }
.cta-info-item{ display: flex; align-items: center; gap: var(--space-4); }
.cta-info-item .ico{
  width: 46px; height: 46px; border-radius: var(--radius-md); background: rgba(255,255,255,.08);
  display: grid; place-items: center; flex-shrink: 0; border: 1px solid rgba(255,255,255,.12);
}
.cta-info-item .ico svg{ width: 21px; height: 21px; color: var(--brand-orange-light); }
.cta-info-item b{ display: block; font-size: 15px; }
.cta-info-item span{ font-size: 13px; color: var(--text-on-dark-secondary); }

/* ---------- Footer ---------- */
.site-footer{ background: var(--bg-dark); color: var(--text-on-dark-secondary); padding-top: var(--space-24); }
.footer-grid{ display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: var(--space-12); padding-bottom: var(--space-16); }
.footer-brand .brand{ margin-bottom: var(--space-4); }
.footer-brand .brand .brand-word b{ color: #fff; }
.footer-brand p{ font-size: 14px; max-width: 320px; margin-bottom: var(--space-6); }
.social-row{ display: flex; gap: var(--space-3); }
.footer-col h4{ font-family: var(--font-display); font-size: 14px; color: #fff; margin-bottom: var(--space-6); letter-spacing: .04em; text-transform: uppercase; }
.footer-col ul{ display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col a{ font-size: 14.5px; transition: color var(--dur-fast); }
.footer-col a:hover{ color: #fff; }
.footer-col .addr-item{ display: flex; gap: var(--space-3); align-items: flex-start; font-size: 14.5px; margin-bottom: var(--space-4); }
.footer-col .addr-item svg{ width: 18px; height: 18px; color: var(--brand-orange-light); flex-shrink: 0; margin-top: 2px; }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,.08); padding-block: var(--space-6);
  display: flex; justify-content: space-between; align-items: center; font-size: 13px; flex-wrap: wrap; gap: var(--space-4);
}
.footer-bottom a{ margin-left: var(--space-6); }
.footer-bottom a:hover{ color: #fff; }

/* ---------- Floating action buttons ---------- */
.fab-stack{ position: fixed; right: var(--space-6); bottom: var(--space-6); z-index: 90; display: flex; flex-direction: column; gap: var(--space-3); align-items: center; }
.fab{
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  box-shadow: var(--shadow-lg); transition: transform var(--dur-base) var(--ease-spring), opacity var(--dur-base);
}
.fab-wa{ background: #25D366; color: #fff; }
.fab-wa svg{ width: 28px; height: 28px; }
.fab-wa::after{
  content:''; position:absolute; inset:0; border-radius: 50%; background: #25D366; opacity: .55;
  animation: ripple 2.2s ease-out infinite;
}
@keyframes ripple{ 0%{ transform: scale(1); opacity:.5;} 100%{ transform: scale(1.7); opacity:0; } }
.fab-top{ background: var(--bg-raised); color: var(--text-primary); border: 1px solid var(--border-default); width: 44px; height: 44px; opacity: 0; pointer-events: none; transform: translateY(10px); }
.fab-top.is-visible{ opacity: 1; pointer-events: auto; transform: translateY(0); }
.fab-top svg{ width: 18px; height: 18px; }
.fab:hover{ transform: translateY(-4px) scale(1.05); }

/* ---------- Scroll reveal ---------- */
[data-reveal]{ opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
[data-reveal].in-view{ opacity: 1; transform: translateY(0); }
[data-reveal="fade"]{ transform: none; }
[data-reveal-group] > *{ transition-delay: calc(var(--i, 0) * 90ms); }

/* ---------- About page specifics ---------- */
.about-hero-grid{ display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--space-16); align-items: center; }
.about-media{ position: relative; }
.about-media .frame{
  border-radius: var(--radius-xl); overflow: hidden; aspect-ratio: 4/4.6;
  background: linear-gradient(160deg, var(--bg-dark), var(--bg-dark-raised));
  display:grid; place-items:center; padding: var(--space-12);
  box-shadow: var(--shadow-lg);
}
.about-media .frame img{ filter: drop-shadow(0 20px 30px rgba(0,0,0,.4)); }
.about-media .badge-stat{
  position: absolute; bottom: -24px; left: -24px; background: var(--bg-raised);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: var(--space-4) var(--space-6);
  display: flex; align-items: center; gap: var(--space-4);
}
.about-media .badge-stat b{ font-family: var(--font-display); font-size: 28px; display:block; color: var(--brand-orange); }
.about-media .badge-stat b span{ font-size: inherit; color: inherit; font-family: inherit; }
.about-media .badge-stat > div > span{ font-size: 12.5px; color: var(--text-secondary); }

.value-card{ text-align: left; }
.mission-vision{ display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); }
.mv-card{
  background: var(--bg-raised); border-radius: var(--radius-lg); padding: var(--space-8);
  border-top: 3px solid var(--brand-orange); box-shadow: var(--shadow-sm);
}
.mv-card:nth-child(2){ border-top-color: var(--brand-blue); }
.mv-card h3{ font-size: 22px; margin-bottom: var(--space-4); }
.mv-card p{ color: var(--text-secondary); }

/* ---------- FAQ ---------- */
.faq-list{ max-width: 780px; margin-inline: auto; display: flex; flex-direction: column; gap: var(--space-4); }
.faq-item{ background: var(--bg-raised); border: 1px solid var(--border-default); border-radius: var(--radius-md); overflow: hidden; }
.faq-q{
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--space-4);
  padding: var(--space-6); text-align: left; font-weight: 700; font-size: 15.5px;
}
.faq-q .plus{ width: 28px; height: 28px; border-radius: 50%; background: var(--bg-subtle); display: grid; place-items: center; flex-shrink: 0; transition: transform var(--dur-base) var(--ease-spring), background var(--dur-base); position: relative; }
.faq-q .plus::before, .faq-q .plus::after{ content:''; position:absolute; background: var(--text-primary); border-radius: 2px; transition: transform var(--dur-base) var(--ease-out); }
.faq-q .plus::before{ width: 12px; height: 2px; }
.faq-q .plus::after{ width: 2px; height: 12px; }
.faq-item.is-open .faq-q .plus{ background: var(--accent-default); transform: rotate(180deg); }
.faq-item.is-open .faq-q .plus::before, .faq-item.is-open .faq-q .plus::after{ background: #fff; }
.faq-item.is-open .faq-q .plus::after{ transform: scaleY(0); }
.faq-a{ max-height: 0; overflow: hidden; transition: max-height .4s var(--ease-out); }
.faq-a p{ padding: 0 var(--space-6) var(--space-6); color: var(--text-secondary); font-size: 14.5px; }

/* ---------- Contact page ---------- */
.contact-grid{ display: grid; grid-template-columns: .85fr 1.15fr; gap: var(--space-12); align-items: start; }
.contact-info-card{ background: var(--bg-raised); border-radius: var(--radius-lg); padding: var(--space-8); box-shadow: var(--shadow-sm); margin-bottom: var(--space-6); }
.contact-info-card .ico{ width: 48px; height: 48px; border-radius: var(--radius-md); background: var(--accent-muted); color: var(--accent-default); display: grid; place-items: center; margin-bottom: var(--space-4); }
.contact-info-card:nth-child(2) .ico{ background: var(--accent-secondary-muted); color: var(--accent-secondary); }
.contact-info-card .ico svg{ width: 22px; height: 22px; }
.contact-info-card h4{ font-size: 16px; margin-bottom: var(--space-1); }
.contact-info-card p{ color: var(--text-secondary); font-size: 14.5px; }
.contact-info-card a{ color: var(--brand-blue); font-weight: 600; }

.form-card{ background: var(--bg-raised); border-radius: var(--radius-xl); padding: var(--space-12); box-shadow: var(--shadow-md); }
.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.field{ margin-bottom: var(--space-6); position: relative; }
.field label{ display:block; font-size: 13px; font-weight: 700; margin-bottom: var(--space-2); color: var(--text-primary); }
.field input, .field textarea{
  width: 100%; padding: 14px 16px; border-radius: var(--radius-sm); border: 1.5px solid var(--border-default);
  background: var(--bg-base); transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
  font-size: 15px;
}
.field textarea{ resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus{ border-color: var(--brand-blue); box-shadow: 0 0 0 4px var(--accent-secondary-muted); outline: none; }
.field.has-error input, .field.has-error textarea{ border-color: var(--status-error); }
.field .error-msg{ display: none; color: var(--status-error); font-size: 12.5px; margin-top: var(--space-1); font-weight: 600; }
.field.has-error .error-msg{ display: block; }
.form-success{
  display: none; align-items: center; gap: var(--space-3); background: #e9f9ef; color: var(--status-success);
  padding: var(--space-4) var(--space-6); border-radius: var(--radius-md); font-weight: 600; font-size: 14px; margin-bottom: var(--space-6);
}
.form-success.is-visible{ display: flex; }
.form-success svg{ width: 20px; height: 20px; flex-shrink: 0; }

.map-frame{ border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--border-default); }
.map-frame iframe{ width: 100%; height: 280px; border: 0; display: block; filter: grayscale(0.15) contrast(1.05); }

/* ---------- Privacy / legal ---------- */
.legal-wrap{ display: grid; grid-template-columns: 260px 1fr; gap: var(--space-16); align-items: start; }
.legal-toc{ position: sticky; top: calc(var(--header-h) + var(--space-6)); background: var(--bg-raised); border: 1px solid var(--border-default); border-radius: var(--radius-md); padding: var(--space-6); }
.legal-toc h4{ font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--text-disabled); margin-bottom: var(--space-4); }
.legal-toc ul{ display: flex; flex-direction: column; gap: var(--space-3); }
.legal-toc a{ font-size: 13.5px; color: var(--text-secondary); display: block; padding-left: var(--space-3); border-left: 2px solid var(--border-default); transition: all var(--dur-fast); }
.legal-toc a:hover, .legal-toc a.active{ color: var(--brand-blue); border-left-color: var(--brand-blue); }
.legal-content h2{ font-size: 22px; margin: var(--space-12) 0 var(--space-4); scroll-margin-top: calc(var(--header-h) + var(--space-6)); }
.legal-content h2:first-child{ margin-top: 0; }
.legal-content p{ color: var(--text-secondary); margin-bottom: var(--space-4); font-size: 15px; }
.legal-content a{ color: var(--brand-blue); font-weight: 600; }
.legal-updated{ color: var(--text-disabled); font-size: 13px; margin-bottom: var(--space-8); }

/* ---------- Utility ---------- */
.mt-0{ margin-top: 0 !important; }
.text-center{ text-align: center; }
.section--dark{ background: var(--bg-dark); color: var(--text-on-dark); }
.section--subtle{ background: var(--bg-subtle); }

/* ---------- Page load ---------- */
body{ opacity: 0; }
body.is-ready{ opacity: 1; transition: opacity .5s var(--ease-out); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1080px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-visual{ height: 360px; order: -1; }
  .grid-4{ grid-template-columns: repeat(2,1fr); }
  .product-grid{ grid-template-columns: repeat(2,1fr); }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .about-hero-grid{ grid-template-columns: 1fr; }
  .about-media{ max-width: 420px; margin-inline: auto; }
  .contact-grid{ grid-template-columns: 1fr; }
  .legal-wrap{ grid-template-columns: 1fr; }
  .legal-toc{ position: static; }
  .cta-band{ grid-template-columns: 1fr; text-align: left; }
}
@media (max-width: 720px){
  .nav-desktop, .header-cta .btn, .header-cta .icon-btn{ display: none; }
  .menu-toggle{ display: block; }
  .stat-row{ grid-template-columns: repeat(2,1fr); row-gap: var(--space-6); }
  .grid-4, .grid-3, .grid-2{ grid-template-columns: 1fr; }
  .product-grid{ grid-template-columns: 1fr; }
  .workflow-track{ grid-template-columns: 1fr; gap: var(--space-8); }
  .workflow-track::before, .workflow-track::after{ display: none; }
  .footer-grid{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .cta-band{ padding: var(--space-12) var(--space-6); margin-inline: var(--space-4); border-radius: var(--radius-lg); }
  .footer-bottom{ flex-direction: column; text-align: center; }
  .footer-bottom a{ margin-left: 0; margin-right: var(--space-4); }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}