/* =========================================================
   JalShield by Parat Haben Systems — Design System
   Sky-blue / water-inspired, glassmorphism, premium & clean
   ========================================================= */

:root {
  /* Water / sky palette */
  --sky-50:  #f2f9fd;
  --sky-100: #e3f4fc;
  --sky-150: #d4edfb;
  --sky-200: #bfe6f9;
  --sky-300: #8ed7f5;
  --sky-400: #52c1ee;
  --sky-500: #22a8dd;
  --sky-600: #1487ba;
  --sky-700: #106a93;
  --sky-800: #0e5678;
  --sky-900: #0c3f58;

  --aqua-400: #34d8c8;
  --aqua-500: #14b8ab;

  --ink-900: #0b2b3c;
  --ink-800: #123a4f;
  --ink-700: #1c4a63;
  --ink-600: #2c5f7a;
  --ink-500: #4a7891;

  --white: #ffffff;

  /* Surfaces */
  --bg-body: linear-gradient(180deg, #eef8fd 0%, #e4f3fb 22%, #f3fafd 55%, #ffffff 100%);
  --glass-fill: rgba(255, 255, 255, 0.55);
  --glass-fill-strong: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.65);
  --glass-border-soft: rgba(140, 205, 235, 0.35);
  --shadow-soft: 0 10px 30px rgba(16, 90, 130, 0.10);
  --shadow-med: 0 18px 46px rgba(14, 86, 120, 0.14);
  --shadow-strong: 0 26px 60px rgba(12, 63, 88, 0.20);

  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --radius-xl: 34px;
  --radius-pill: 999px;

  --container-w: 1200px;
  --nav-h: 78px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 0.22s;
  --dur-med: 0.45s;
  --dur-slow: 0.8s;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol { margin: 0; }
ul[class], ol[class] { padding: 0; list-style: none; }
img, picture, svg, video { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; background: none; border: none; }

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--ink-800);
  background: var(--bg-body);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.55;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 24px;
}

@media (min-width: 640px) {
  .container { padding-inline: 32px; }
}

/* Decorative flowing-water motion background (site-wide, sits behind everything) */
.flow-bg {
  position: fixed;
  inset: 0;
  z-index: -3;
  overflow: hidden;
  pointer-events: none;
}
.flow-svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Decorative ambient water-light background blobs */
.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}
.ambient-bg span {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.55;
  background: radial-gradient(circle at 30% 30%, var(--sky-300), transparent 70%);
  animation: drift 22s ease-in-out infinite alternate;
}
.ambient-bg span:nth-child(1) { width: 480px; height: 480px; top: -140px; left: -120px; }
.ambient-bg span:nth-child(2) { width: 420px; height: 420px; top: 20%; right: -160px; background: radial-gradient(circle at 40% 40%, var(--aqua-400), transparent 70%); animation-delay: -6s; }
.ambient-bg span:nth-child(3) { width: 520px; height: 520px; bottom: -220px; left: 18%; animation-delay: -12s; opacity: 0.4; }

@keyframes drift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(40px, 30px) scale(1.08); }
}

/* ---------- Custom circular cursor with water-ripple trail ---------- */
body.has-custom-cursor,
body.has-custom-cursor a,
body.has-custom-cursor button {
  cursor: none;
}
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  border-radius: 50%;
  pointer-events: none;
  z-index: 10010;
  transform: translate(-100px, -100px);
}
.cursor-dot {
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  background: radial-gradient(circle at 35% 30%, #ffffff, var(--sky-500) 55%, var(--sky-700) 100%);
  box-shadow: 0 2px 8px rgba(14, 86, 120, 0.4);
  transition: opacity 0.2s ease;
}
.cursor-ring {
  width: 38px;
  height: 38px;
  margin: -19px 0 0 -19px;
  border: 1.5px solid var(--sky-500);
  opacity: 0.65;
  transition: width 0.25s var(--ease), height 0.25s var(--ease), margin 0.25s var(--ease), border-color 0.25s var(--ease), opacity 0.2s ease;
}
.cursor-ring.is-active {
  width: 54px;
  height: 54px;
  margin: -27px 0 0 -27px;
  border-color: var(--aqua-500);
  opacity: 0.9;
}
.cursor-ripple {
  position: fixed;
  top: 0;
  left: 0;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  border-radius: 50%;
  border: 1.5px solid var(--sky-500);
  pointer-events: none;
  z-index: 10009;
  animation: cursorRippleOut 900ms ease-out forwards;
}
@keyframes cursorRippleOut {
  0%   { transform: scale(0.3); opacity: 0.5; border-width: 2px; }
  100% { transform: scale(6.5); opacity: 0; border-width: 0.5px; }
}
@media not all and (any-pointer: fine) {
  .cursor-dot, .cursor-ring, .cursor-ripple { display: none; }
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 { color: var(--ink-900); font-weight: 800; letter-spacing: -0.02em; line-height: 1.12; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sky-700);
}
.eyebrow::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--sky-400), var(--aqua-400));
  box-shadow: 0 0 0 4px rgba(52, 216, 200, 0.18);
}
.section-head {
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: 52px;
}
.section-head h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); margin-top: 12px; }
.section-head p { margin-top: 14px; color: var(--ink-600); font-size: 1.05rem; }
.section-head.align-left { margin-inline: 0; text-align: left; }

section { position: relative; padding: 88px 0; }
.section-tight { padding: 64px 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.98rem;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px) scale(0.98); }

.btn-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--sky-400), var(--sky-600));
  box-shadow: 0 12px 28px rgba(20, 135, 186, 0.35), inset 0 1px 0 rgba(255,255,255,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 36px rgba(20, 135, 186, 0.42), inset 0 1px 0 rgba(255,255,255,0.4); }
.btn-primary:focus-visible { outline: 3px solid var(--sky-300); outline-offset: 2px; }

.btn-glass {
  color: var(--sky-800);
  background: var(--glass-fill-strong);
  border: 1px solid var(--glass-border-soft);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.btn-glass:hover { background: var(--white); transform: translateY(-2px); box-shadow: var(--shadow-soft); }
.btn-glass:focus-visible { outline: 3px solid var(--sky-300); outline-offset: 2px; }

.btn-lg { padding: 19px 40px; font-size: 1.08rem; }
.btn-block { width: 100%; }

/* ---------- Glass surface base ---------- */
.glass {
  background: var(--glass-fill);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: var(--shadow-soft);
  border-radius: var(--radius-lg);
}

/* ============ HEADER / NAV ============ */
.site-header {
  position: fixed;
  top: 18px;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  justify-content: center;
  padding-inline: 16px;
}
.navbar {
  width: 100%;
  max-width: 1180px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 14px 10px 18px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  box-shadow: 0 8px 32px rgba(14, 86, 120, 0.12), inset 0 1px 0 rgba(255,255,255,0.6);
  transition: box-shadow var(--dur-med) var(--ease), background var(--dur-med) var(--ease);
}
.site-header.is-scrolled .navbar {
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 12px 36px rgba(14, 86, 120, 0.18), inset 0 1px 0 rgba(255,255,255,0.7);
}

.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand img { height: 34px; width: auto; object-fit: contain; }
.brand-placeholder {
  height: 40px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--sky-800);
  border: 1.5px dashed var(--sky-300);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.5);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.nav-links a {
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.96rem;
  color: var(--ink-700);
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.nav-links a:hover { background: rgba(34, 168, 221, 0.12); color: var(--sky-700); }
.nav-links a.is-active { color: var(--sky-700); background: rgba(34, 168, 221, 0.16); }

.nav-cta { display: flex; align-items: center; gap: 10px; }
.nav-cta .btn-primary { padding: 12px 24px; font-size: 0.92rem; }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.6);
  border: 1px solid var(--glass-border-soft);
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  display: block;
  width: 18px; height: 2px;
  background: var(--ink-800);
  border-radius: 2px;
  position: relative;
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}
.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after { position: absolute; top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  top: calc(var(--nav-h) + 26px);
  left: 16px; right: 16px;
  z-index: 999;
  padding: 16px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.85);
  border: 1px solid rgba(255,255,255,0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-strong);
  flex-direction: column;
  gap: 6px;
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition: opacity var(--dur-med) var(--ease), transform var(--dur-med) var(--ease);
}
.mobile-menu.is-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.mobile-menu a {
  padding: 13px 16px;
  border-radius: var(--radius-md);
  font-weight: 600;
  color: var(--ink-700);
}
.mobile-menu a:hover, .mobile-menu a.is-active { background: rgba(34, 168, 221, 0.12); color: var(--sky-700); }
.mobile-menu .btn { margin-top: 6px; }

@media (max-width: 880px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .mobile-menu { display: flex; }
  .nav-cta > a.btn-primary { display: none; }
}

/* ============ HERO ============ */
.hero { padding-top: calc(var(--nav-h) + 74px); padding-bottom: 40px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero-copy h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  margin-top: 16px;
}
.hero-tagline {
  margin-top: 18px;
  font-size: clamp(1.3rem, 2.4vw, 1.7rem);
  font-weight: 700;
  color: var(--sky-700);
  background: linear-gradient(100deg, var(--sky-600), var(--aqua-500));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-copy p.lead {
  margin-top: 18px;
  font-size: 1.08rem;
  color: var(--ink-600);
  max-width: 54ch;
}

.hero-points {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.hero-points li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  background: var(--glass-fill-strong);
  border: 1px solid var(--glass-border-soft);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-700);
  box-shadow: var(--shadow-soft);
}
.hero-points li svg { width: 15px; height: 15px; color: var(--aqua-500); flex-shrink: 0; }

.hero-wireless {
  margin-top: 26px;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  background: linear-gradient(120deg, rgba(34,168,221,0.10), rgba(52,216,200,0.10));
  border: 1px solid var(--glass-border-soft);
  font-size: 0.96rem;
  color: var(--ink-700);
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.hero-wireless svg { width: 22px; height: 22px; color: var(--sky-600); flex-shrink: 0; margin-top: 2px; }

/* Product image showcase */
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.product-frame {
  position: relative;
  width: 100%;
  max-width: 460px;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, rgba(255,255,255,0.75), rgba(210,240,250,0.45));
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 34px;
  overflow: hidden;
  animation: floaty 6s ease-in-out infinite;
}
.product-frame::before {
  content: "";
  position: absolute;
  width: 240px; height: 240px;
  background: radial-gradient(circle, rgba(52,216,200,0.35), transparent 70%);
  top: -60px; right: -60px;
  border-radius: 50%;
  filter: blur(10px);
}
.product-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(120deg, rgba(255,255,255,0.5) 0%, transparent 30%);
  pointer-events: none;
}
.product-frame img,
.product-frame video {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 24px 30px rgba(12, 63, 88, 0.22));
}
.product-frame .image-placeholder { position: relative; z-index: 1; width: 100%; height: 100%; }

@keyframes floaty {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-14px); }
}

.badge-guarantee-float {
  position: absolute;
  bottom: 6px;
  left: -10px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: var(--radius-pill);
  background: var(--glass-fill-strong);
  border: 1px solid var(--glass-border-soft);
  box-shadow: var(--shadow-med);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--ink-800);
}
.badge-guarantee-float svg { width: 22px; height: 22px; color: var(--sky-600); }

/* ---------- Generic image placeholder component ---------- */
.image-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  width: 100%;
  height: 100%;
  min-height: 160px;
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1.5px dashed var(--sky-300);
  background: linear-gradient(160deg, rgba(255,255,255,0.6), rgba(210,240,250,0.35));
  color: var(--sky-700);
}
.image-placeholder svg { width: 34px; height: 34px; opacity: 0.7; }
.image-placeholder span {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--sky-700);
  opacity: 0.85;
}

/* ============ BUY NOW ============ */
/* A highlighted ring + soft glow, so this section reads as THE place to act,
   not just another card on the page. */
.buy-card {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr auto;
  gap: 32px;
  align-items: center;
  padding: 40px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(255,255,255,0.7), rgba(191,230,249,0.4));
  border: 2px solid var(--sky-300);
  box-shadow: 0 0 0 6px rgba(82, 193, 238, 0.14), 0 24px 48px -12px rgba(16, 106, 147, 0.28);
}
.buy-price-row { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.buy-price { font-size: clamp(2rem, 4vw, 2.7rem); font-weight: 800; color: var(--ink-900); }
.buy-price sup { font-size: 0.5em; font-weight: 700; margin-right: 2px; }
.buy-old-context { font-size: 0.95rem; color: var(--ink-500); font-weight: 600; }
/* EMI called out as a filled pill rather than plain text, so the "pay monthly"
   option is something a visitor notices, not just reads past. */
.buy-emi {
  margin-top: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  color: var(--sky-800);
  font-size: 0.98rem;
  padding: 10px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--sky-150), var(--sky-100));
  border: 1.5px solid var(--sky-300);
}
.buy-emi svg { width: 18px; height: 18px; flex-shrink: 0; }
.buy-disclaimer { margin-top: 12px; font-size: 0.8rem; color: var(--ink-500); max-width: 56ch; }
.buy-action { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.buy-action small { color: var(--ink-500); font-size: 0.78rem; font-weight: 600; }
/* A gentle, slow pulse on the main CTA's glow — not the button itself, so the
   label never jitters or loses tap precision. */
.buy-action .btn-primary.btn-lg {
  animation: buy-pulse 2.6s ease-in-out infinite;
}
@keyframes buy-pulse {
  0%, 100% { box-shadow: 0 12px 28px rgba(20, 135, 186, 0.35), inset 0 1px 0 rgba(255,255,255,0.35), 0 0 0 0 rgba(82, 193, 238, 0.55); }
  50% { box-shadow: 0 12px 28px rgba(20, 135, 186, 0.35), inset 0 1px 0 rgba(255,255,255,0.35), 0 0 0 10px rgba(82, 193, 238, 0); }
}
@media (prefers-reduced-motion: reduce) {
  .buy-action .btn-primary.btn-lg { animation: none; }
}

@media (max-width: 720px) {
  .buy-card { grid-template-columns: 1fr; text-align: center; }
  .buy-price-row { justify-content: center; }
  .buy-action { width: 100%; }
  .buy-action .btn { width: 100%; }
}

/* ============ BUY NOW MODAL ============ */
.buy-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 43, 60, 0.5);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s var(--ease), visibility 0.25s var(--ease);
}
.buy-modal-overlay.is-open { opacity: 1; visibility: visible; }

.buy-modal {
  position: relative;
  width: 100%;
  max-width: 460px;
  background: var(--glass-fill-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-strong);
  padding: 32px 28px 28px;
  transform: translateY(16px) scale(0.97);
  transition: transform 0.3s var(--ease);
}
.buy-modal-overlay.is-open .buy-modal { transform: translateY(0) scale(1); }

.buy-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink-700);
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}
.buy-modal-close:hover { background: #fff; transform: rotate(90deg); }
.buy-modal-close svg { width: 16px; height: 16px; }

.buy-modal h3 { font-size: 1.35rem; margin-bottom: 4px; padding-right: 30px; }
.buy-modal-sub { color: var(--ink-500); font-size: 0.92rem; margin-bottom: 22px; }

.buy-options { display: flex; flex-direction: column; gap: 12px; }
.buy-option {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--glass-border-soft);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
}
.buy-option:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
  background: rgba(255, 255, 255, 0.9);
}
.buy-option-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.buy-option-icon svg { width: 24px; height: 24px; }
.buy-option-icon-site { background: linear-gradient(135deg, var(--sky-500), var(--sky-700)); color: #fff; }
.buy-option-icon-flipkart { background: linear-gradient(135deg, #4a90f7, #2874f0); color: #fff; }
.buy-option-icon-amazon { background: linear-gradient(135deg, #2c3a47, #131a22); color: #fff; }

.buy-option-text { flex: 1; display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.buy-option-title { font-weight: 700; color: var(--ink-900); font-size: 0.98rem; }
.buy-option-desc { font-size: 0.8rem; color: var(--ink-500); }
.buy-option-arrow { width: 18px; height: 18px; color: var(--ink-500); flex-shrink: 0; transition: transform 0.2s var(--ease); }
.buy-option:hover .buy-option-arrow { transform: translateX(3px); }

@media (max-width: 480px) {
  .buy-modal { padding: 26px 20px 22px; }
  .buy-option-desc { display: none; }
}

/* Direct website order: delivery details step inside the same modal */
.buy-modal {
  max-height: calc(100vh - 48px);
  max-height: calc(100dvh - 48px);
  overflow-y: auto;
  overscroll-behavior: contain;
}
.buy-modal [hidden] { display: none !important; }

.buy-back {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin: -6px 0 10px -4px;
  padding: 4px 8px 4px 4px;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--sky-700);
  transition: background 0.2s var(--ease);
}
.buy-back:hover { background: rgba(255, 255, 255, 0.7); }
.buy-back:focus-visible { outline: 3px solid var(--sky-300); outline-offset: 2px; }
.buy-back svg { width: 16px; height: 16px; }

.buy-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.buy-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.buy-field-full { grid-column: 1 / -1; }
.buy-field-label { font-size: 0.82rem; font-weight: 700; color: var(--ink-700); }
.buy-field-opt { font-weight: 500; color: var(--ink-500); }
.buy-field input,
.buy-field textarea {
  width: 100%;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--glass-border-soft);
  color: var(--ink-900);
  font-size: 0.95rem;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
}
.buy-field textarea { resize: vertical; min-height: 64px; }
.buy-field input::placeholder,
.buy-field textarea::placeholder { color: var(--ink-500); opacity: 0.7; }
.buy-field input:focus,
.buy-field textarea:focus {
  outline: none;
  background: #fff;
  border-color: var(--sky-400);
  box-shadow: 0 0 0 3px rgba(82, 193, 238, 0.25);
}

.buy-form-error {
  margin-top: 14px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: rgba(220, 53, 69, 0.08);
  border: 1px solid rgba(220, 53, 69, 0.3);
  color: #a3212f;
  font-size: 0.86rem;
  font-weight: 600;
}
.buy-form-submit { margin-top: 18px; white-space: normal; }
.buy-form-submit:disabled { opacity: 0.7; cursor: progress; transform: none; }
.buy-form-note { margin-top: 10px; font-size: 0.78rem; color: var(--ink-500); text-align: center; }

@media (max-width: 480px) {
  .buy-form-grid { grid-template-columns: 1fr; }
  .buy-field input,
  .buy-field textarea { font-size: 16px; } /* stops iOS zooming into the field */
}

/* ============ FEATURE / INDUSTRY CARDS ============ */
.grid {
  display: grid;
  gap: 24px;
}
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

@media (max-width: 1020px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

.feature-card, .industry-card {
  padding: 30px 26px;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(255,255,255,0.65), rgba(210,240,250,0.35));
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-soft);
  transition: transform var(--dur-med) var(--ease), box-shadow var(--dur-med) var(--ease), background var(--dur-med) var(--ease);
}
.feature-card:hover, .industry-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-strong);
  background: linear-gradient(160deg, rgba(255,255,255,0.85), rgba(210,240,250,0.5));
}
.card-icon {
  width: 52px; height: 52px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  background: linear-gradient(135deg, var(--sky-400), var(--aqua-500));
  box-shadow: 0 10px 22px rgba(20, 135, 186, 0.3);
}
.card-icon svg { width: 26px; height: 26px; color: #fff; }
.feature-card h3, .industry-card h3 { font-size: 1.12rem; margin-bottom: 8px; }
.feature-card p, .industry-card p { color: var(--ink-600); font-size: 0.94rem; }

/* Reveal-on-scroll */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ============ HOW IT WORKS (System info) ============ */
.system-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
@media (max-width: 880px) { .system-grid { grid-template-columns: 1fr; } }

.system-card {
  padding: 30px;
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, rgba(255,255,255,0.68), rgba(210,240,250,0.4));
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-soft);
}
.system-card .system-media {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: linear-gradient(160deg, rgba(255,255,255,0.6), rgba(191,230,249,0.5));
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.5);
}
.system-card .system-media img { width: 100%; height: 100%; object-fit: contain; padding: 14px; }
.system-tag {
  display: inline-block;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  background: rgba(34,168,221,0.14);
  color: var(--sky-700);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.system-card h3 { font-size: 1.3rem; margin-bottom: 10px; }
.system-card > p { color: var(--ink-600); font-size: 0.96rem; margin-bottom: 20px; }

.wire-legend { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.wire-legend .wire-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.55);
  border: 1px solid rgba(255,255,255,0.7);
  font-size: 0.9rem;
}
.wire-dot { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; box-shadow: 0 0 0 3px rgba(255,255,255,0.6), 0 2px 6px rgba(0,0,0,0.15); }
.wire-dot.red { background: #e0473b; }
.wire-dot.brown { background: #8a5a3b; }
.wire-dot.black { background: #2b2f33; }
.wire-dot.blue { background: #2b7fd6; }
.wire-row b { color: var(--ink-800); }

.logic-box {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(120deg, rgba(34,168,221,0.12), rgba(52,216,200,0.12));
  border: 1px solid var(--glass-border-soft);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink-700);
}
.logic-box .arrow { color: var(--sky-600); font-weight: 800; }

/* ============ SPECS ============ */
.specs-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--glass-fill-strong);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-soft);
}
.specs-table tr { border-bottom: 1px solid rgba(140, 205, 235, 0.28); }
.specs-table tr:last-child { border-bottom: none; }
.specs-table th, .specs-table td { text-align: left; padding: 18px 26px; font-size: 0.96rem; }
.specs-table th {
  width: 46%;
  color: var(--ink-500);
  font-weight: 600;
}
.specs-table td { color: var(--ink-900); font-weight: 700; }
.specs-table tr:nth-child(odd) { background: rgba(255,255,255,0.35); }

@media (max-width: 620px) {
  .specs-table th, .specs-table td { padding: 14px 16px; font-size: 0.88rem; }
}

/* ============ GUARANTEE ============ */
.guarantee-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  flex-wrap: wrap;
  text-align: center;
  padding: 46px 40px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(34,168,221,0.14), rgba(52,216,200,0.14));
  border: 1px solid var(--glass-border-soft);
  box-shadow: var(--shadow-soft);
}
.guarantee-icon {
  width: 78px; height: 78px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--sky-400), var(--aqua-500));
  box-shadow: 0 14px 30px rgba(20,135,186,0.35);
  flex-shrink: 0;
}
.guarantee-icon svg { width: 38px; height: 38px; color: #fff; }
.guarantee-text h3 { font-size: 1.6rem; }
.guarantee-text p { margin-top: 6px; color: var(--ink-600); font-weight: 600; }

/* ============ CONTACT ============ */
.contact-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-med);
}
.contact-intro {
  padding: 46px;
  background: linear-gradient(150deg, var(--sky-600), var(--sky-800));
  color: #fff;
}
.contact-intro h2 { color: #fff; font-size: 1.9rem; }
.contact-intro p { margin-top: 14px; color: rgba(255,255,255,0.85); max-width: 40ch; }
.contact-details {
  padding: 46px;
  background: var(--glass-fill-strong);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  gap: 20px;
  justify-content: center;
}
.contact-row { display: flex; align-items: flex-start; gap: 14px; }
.contact-row .icon-dot {
  width: 42px; height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--sky-400), var(--aqua-500));
  flex-shrink: 0;
}
.contact-row .icon-dot svg { width: 20px; height: 20px; color: #fff; }
.contact-row .label { font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 700; color: var(--sky-700); }
.contact-row .value { font-weight: 600; color: var(--ink-800); margin-top: 2px; }
.contact-row a.value:hover { color: var(--sky-600); }

@media (max-width: 820px) {
  .contact-card { grid-template-columns: 1fr; }
}

/* ============ FOOTER ============ */
.site-footer {
  margin-top: 40px;
  padding: 56px 0 28px;
  background: linear-gradient(180deg, rgba(227,244,252,0.6), rgba(255,255,255,0.9));
  border-top: 1px solid var(--glass-border-soft);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
}
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr; gap: 32px; } }

.footer-brand img { height: 32px; margin-bottom: 14px; }
.footer-brand p { color: var(--ink-600); font-size: 0.92rem; max-width: 34ch; }
.footer-heading { font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700; color: var(--sky-700); margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: var(--ink-600); font-size: 0.94rem; transition: color var(--dur-fast) var(--ease); }
.footer-links a:hover { color: var(--sky-700); }
.footer-address { color: var(--ink-600); font-size: 0.94rem; display: flex; flex-direction: column; gap: 10px; }
.footer-address a { color: var(--ink-600); }
.footer-address a:hover { color: var(--sky-700); }
.footer-bottom {
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid rgba(140,205,235,0.3);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.84rem;
  color: var(--ink-500);
}

/* ============ COMING SOON PAGE ============ */
.coming-soon {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 60px) 20px 80px;
}
.coming-soon-card {
  max-width: 620px;
  width: 100%;
  text-align: center;
  padding: 64px 44px;
  border-radius: var(--radius-xl);
  background: var(--glass-fill-strong);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: var(--shadow-strong);
}
.coming-soon-icon {
  width: 88px; height: 88px;
  margin: 0 auto 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--sky-400), var(--aqua-500));
  box-shadow: 0 16px 34px rgba(20,135,186,0.35);
  animation: floaty 5s ease-in-out infinite;
}
.coming-soon-icon svg { width: 42px; height: 42px; color: #fff; }
.coming-soon-card .eyebrow { justify-content: center; width: 100%; }
.coming-soon-card h1 { margin-top: 10px; font-size: clamp(2rem, 4vw, 2.6rem); }
.coming-soon-card p { margin-top: 18px; color: var(--ink-600); font-size: 1.05rem; max-width: 48ch; margin-inline: auto; }
.coming-soon-card .btn { margin-top: 30px; }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-40 { margin-top: 40px; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--sky-600);
  color: #fff;
  padding: 12px 20px;
  border-radius: 0 0 10px 0;
  z-index: 2000;
}
.skip-link:focus { left: 0; }

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .product-frame { max-width: 340px; }
}

/* ============ BENEFITS PAGE ============ */
.page-hero {
  padding-top: calc(var(--nav-h) + 74px);
  padding-bottom: 20px;
  text-align: center;
}
.page-hero .container { max-width: 760px; }
.page-hero h1 { font-size: clamp(2.2rem, 4.4vw, 3.2rem); margin-top: 14px; }
.page-hero .lead { margin-top: 18px; font-size: 1.08rem; color: var(--ink-600); }

.spotlight-card {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
  padding: 48px 44px;
}
.spotlight-card .card-icon { margin-inline: auto; }
.spotlight-card p { margin-top: 14px; color: var(--ink-600); font-size: 1.02rem; }
.spotlight-card .hero-tagline { margin-top: 22px; }

.no-more-card {
  max-width: 640px;
  margin-inline: auto;
  padding: 40px 44px;
}
.no-more-list { display: flex; flex-direction: column; gap: 10px; margin-top: 18px; }
.no-more-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.5);
  border: 1px solid rgba(255,255,255,0.7);
  font-size: 0.98rem;
  color: var(--ink-700);
  font-weight: 600;
}
.no-more-list li svg { width: 15px; height: 15px; color: #e0473b; flex-shrink: 0; }
.no-more-card .closing-line { margin-top: 22px; font-weight: 700; color: var(--sky-700); font-size: 1.02rem; }

.closing-cta {
  text-align: center;
  padding: 60px 40px;
  border-radius: var(--radius-xl);
  background: linear-gradient(150deg, var(--sky-600), var(--sky-800));
  color: #fff;
}
.closing-cta h2 { color: #fff; }
.closing-cta p { margin-top: 14px; color: rgba(255,255,255,0.85); max-width: 50ch; margin-inline: auto; }
.closing-cta .cta-tag { font-weight: 700; color: #d6f3fb; }
.closing-cta .closing-actions { margin-top: 30px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

@media (max-width: 620px) {
  .spotlight-card, .no-more-card { padding: 34px 24px; }
  .closing-cta { padding: 44px 26px; }
}

/* ============ INSTALLATION PAGE ============ */
.wire-detail-list { display: flex; flex-direction: column; gap: 24px; margin-top: 26px; }
.wire-detail { display: flex; gap: 16px; align-items: flex-start; }
.wire-detail .wire-dot { margin-top: 5px; }
.wire-detail-body span {
  display: block;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sky-700);
  margin-bottom: 3px;
}
.wire-detail-body h4 { font-size: 1.05rem; color: var(--ink-900); }
.wire-detail-body p { margin-top: 6px; color: var(--ink-600); font-size: 0.94rem; }

.sensor-ladder {
  max-width: 420px;
  margin: 26px auto 0;
  padding: 22px 24px;
  border-left: 3px dashed var(--sky-300);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.sensor-ladder .ladder-cap {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.sensor-ladder .wire-row { background: rgba(255,255,255,0.6); }

.safety-notice {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-top: 24px;
  padding: 22px 26px;
  border-radius: var(--radius-md);
  background: linear-gradient(120deg, rgba(230,126,34,0.10), rgba(224,71,59,0.08));
  border: 1px solid rgba(224,71,59,0.25);
}
.safety-notice svg { width: 24px; height: 24px; color: #c0392b; flex-shrink: 0; margin-top: 2px; }
.safety-notice .safety-text { font-size: 0.95rem; color: var(--ink-700); }
.safety-notice .safety-text p + p { margin-top: 8px; }
.safety-notice strong { color: #c0392b; }

.flow-diagram { display: grid; grid-template-columns: 1fr auto 1fr; gap: 24px; align-items: center; }
.flow-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 30px 22px;
  text-align: center;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(255,255,255,0.65), rgba(210,240,250,0.35));
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-soft);
}
.flow-col h4 { font-size: 1.05rem; margin-top: 4px; }
.flow-step {
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.7);
  border: 1px solid var(--glass-border-soft);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ink-800);
}
.flow-step.accent-red { color: #e0473b; }
.flow-step.accent-brown { color: #8a5a3b; }
.flow-step.accent-black { color: #2b2f33; }
.flow-arrow-down { color: var(--sky-500); font-weight: 800; font-size: 1.2rem; line-height: 1; }
.flow-wireless-link { display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--sky-600); font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; }
.flow-wireless-link svg { width: 26px; height: 26px; }
@media (max-width: 880px) {
  .flow-diagram { grid-template-columns: 1fr; }
  .flow-wireless-link { flex-direction: row; }
}

.steps-list { display: flex; flex-direction: column; gap: 14px; margin-top: 8px; }
.step-item {
  display: flex;
  gap: 18px;
  align-items: center;
  padding: 20px 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(255,255,255,0.6), rgba(210,240,250,0.3));
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-soft);
}
.step-number {
  flex-shrink: 0;
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.02rem;
  color: #fff;
  background: linear-gradient(135deg, var(--sky-400), var(--aqua-500));
  box-shadow: 0 8px 18px rgba(20,135,186,0.3);
}
.step-item p { color: var(--ink-700); font-weight: 600; font-size: 0.97rem; }

.cycle-flow { max-width: 560px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.cycle-step {
  width: 100%;
  text-align: center;
  padding: 16px 22px;
  border-radius: var(--radius-md);
  background: var(--glass-fill-strong);
  border: 1px solid var(--glass-border-soft);
  font-weight: 600;
  color: var(--ink-700);
  box-shadow: var(--shadow-soft);
}
.cycle-step.accent { color: var(--sky-700); font-weight: 800; }

.faq-list { display: flex; flex-direction: column; gap: 14px; max-width: 760px; margin: 0 auto; }
.faq-item {
  border-radius: var(--radius-md);
  background: var(--glass-fill-strong);
  border: 1px solid var(--glass-border);
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 24px;
  font-weight: 700;
  color: var(--ink-900);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--sky-600);
  transition: transform var(--dur-fast) var(--ease);
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-answer { padding: 0 24px 20px; color: var(--ink-600); font-size: 0.95rem; }

.placeholder-note { text-align: center; margin-top: 24px; font-size: 0.85rem; color: var(--ink-500); }