/* ============================================================
   IYILO — EnergyDrive Solutions Limited
   ============================================================ */

/* ---------- fonts ---------- */
@font-face { font-family: 'Inter'; src: url('../fonts/inter-400.woff2') format('woff2'); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('../fonts/inter-500.woff2') format('woff2'); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('../fonts/inter-600.woff2') format('woff2'); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('../fonts/inter-700.woff2') format('woff2'); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: 'Space Grotesk'; src: url('../fonts/space-grotesk-500.woff2') format('woff2'); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: 'Space Grotesk'; src: url('../fonts/space-grotesk-600.woff2') format('woff2'); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: 'Space Grotesk'; src: url('../fonts/space-grotesk-700.woff2') format('woff2'); font-weight: 700; font-style: normal; font-display: swap; }

/* ---------- tokens ---------- */
:root {
  --bg0: #04060B;
  --bg1: #070B12;
  --panel: rgba(255, 255, 255, 0.03);
  --panel-2: rgba(255, 255, 255, 0.05);
  --line: rgba(151, 180, 215, 0.13);
  --line-strong: rgba(151, 180, 215, 0.24);
  --txt: #E9F0FA;
  --muted: #94A5BB;
  --cyan: #3AE1FF;
  --volt: #A8F52E;
  --violet: #7A5CFF;
  --grad: linear-gradient(115deg, #3AE1FF 5%, #7FF0A8 55%, #A8F52E 100%);
  --paper: #F5F8FB;
  --paper-2: #FFFFFF;
  --ink: #0A1220;
  --ink-muted: #51607A;
  --ink-line: #E2E9F2;
  --accent-dark: #0B7FA8;
  --green-dark: #3E7D33;
  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --nav-h: 74px;
  --radius: 20px;
  --shadow-1: 0 20px 60px rgba(0, 0, 0, 0.45);
  --ease-out: cubic-bezier(0.2, 0.65, 0.25, 1);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: radial-gradient(120% 90% at 70% -10%, #0C1728 0%, #05070D 52%, #04060B 100%);
  color: var(--txt);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
::selection { background: rgba(58, 225, 255, 0.28); color: #fff; }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg0); }
::-webkit-scrollbar-thumb { background: #1C2736; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #2A3A50; }

.container { width: min(1180px, 92vw); margin-inline: auto; }
section { scroll-margin-top: calc(var(--nav-h) + 12px); }

/* ---------- ambient layers ---------- */
.fx-canvas { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
.bg-noise {
  position: fixed; inset: 0; z-index: 100; pointer-events: none; opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.03 0'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}
.scroll-progress {
  position: fixed; top: 0; left: 0; z-index: 90;
  height: 3px; width: 0%;
  background: var(--grad);
  box-shadow: 0 0 14px rgba(58, 225, 255, 0.55);
}

main { position: relative; z-index: 2; }

/* ---------- type helpers ---------- */
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- reveal on scroll ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(36px);
  filter: blur(12px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out), filter 0.9s var(--ease-out);
}
.js .reveal--left { transform: translateX(-52px); }
.js .reveal--right { transform: translateX(52px); }
.js .reveal--zoom { transform: scale(0.86) translateY(26px); }
.js .reveal.in-view { opacity: 1; transform: none; filter: blur(0); }

/* ---------- buttons ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 28px; border-radius: 999px;
  font-weight: 600; font-size: 15.5px; letter-spacing: 0.01em;
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), background 0.25s, border-color 0.25s;
  overflow: hidden; white-space: nowrap;
}
.btn--sm { padding: 11px 20px; font-size: 14px; }
.btn--primary, .btn--dark {
  background: var(--grad);
  color: #051018;
  box-shadow: 0 8px 30px rgba(58, 225, 255, 0.22);
}
.btn--primary::after, .btn--dark::after {
  content: ''; position: absolute; top: 0; bottom: 0; left: -80%; width: 50%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  transform: skewX(-20deg); transition: left 0.55s ease;
}
.btn--primary:hover, .btn--dark:hover { transform: translateY(-2px); box-shadow: 0 14px 42px rgba(58, 225, 255, 0.36); }
.btn--primary:hover::after, .btn--dark:hover::after { left: 130%; }
.btn--ghost {
  border: 1px solid var(--line-strong); color: var(--txt);
  background: rgba(255, 255, 255, 0.02);
}
.btn--ghost:hover { border-color: rgba(58, 225, 255, 0.6); background: rgba(58, 225, 255, 0.06); transform: translateY(-2px); }
.btn__arrow { transition: transform 0.25s var(--ease-out); }
.btn:hover .btn__arrow { transform: translateX(4px); }

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background 0.35s ease, border-color 0.35s ease, backdrop-filter 0.35s ease;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(5, 8, 14, 0.78);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  backdrop-filter: blur(16px) saturate(1.4);
  border-bottom-color: var(--line);
}
.nav__inner {
  width: min(1280px, 94vw); margin-inline: auto;
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.nav__logo { display: flex; align-items: baseline; gap: 8px; }
.nav__bolt { width: 20px; height: 20px; align-self: center; fill: var(--cyan); filter: drop-shadow(0 0 8px rgba(58, 225, 255, 0.6)); }
.nav__wordmark {
  font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: 0.16em; color: var(--txt);
}
.nav__by { font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.nav__links { display: flex; gap: 6px; }
.nav__links a {
  padding: 9px 14px; border-radius: 999px; font-size: 14.5px; font-weight: 500; color: var(--muted);
  transition: color 0.25s, background 0.25s;
}
.nav__links a:hover { color: var(--txt); background: rgba(255, 255, 255, 0.05); }
.nav__links a.is-active { color: var(--txt); background: rgba(58, 225, 255, 0.09); }
.nav__actions { display: flex; align-items: center; gap: 14px; }
.nav__burger { display: none; flex-direction: column; gap: 5px; padding: 10px; }
.nav__burger span { width: 22px; height: 2px; background: var(--txt); border-radius: 2px; transition: transform 0.3s var(--ease-out), opacity 0.3s; }
.nav.is-open .nav__burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.is-open .nav__burger span:nth-child(2) { opacity: 0; }
.nav.is-open .nav__burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- sections ---------- */
.section { position: relative; padding: 110px 0; background: transparent; }
.section__head { max-width: 720px; margin-bottom: 64px; }
.section__eyebrow {
  display: inline-block; font-size: 12.5px; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--cyan); margin-bottom: 16px;
}
.section__title {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2rem, 3.8vw, 3.1rem); line-height: 1.12; letter-spacing: -0.015em;
  margin-bottom: 20px;
}
.section__lead { font-size: 17px; color: var(--muted); max-width: 640px; }

/* aurora accents on dark sections */
.section-aurora { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.section-aurora i {
  position: absolute; width: 560px; height: 560px; border-radius: 50%;
  filter: blur(95px); opacity: 0.55;
  animation: aurora-drift 17s ease-in-out infinite alternate;
}
.section-aurora i:nth-child(2) { animation-duration: 23s; animation-direction: alternate-reverse; }
@keyframes aurora-drift {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(70px, -50px) scale(1.18); }
}
.section--chargers .section-aurora i:nth-child(1) { top: -200px; left: -180px; background: radial-gradient(circle, rgba(58, 225, 255, 0.13), transparent 65%); }
.section--chargers .section-aurora i:nth-child(2) { bottom: -240px; right: -160px; background: radial-gradient(circle, rgba(122, 92, 255, 0.12), transparent 65%); }
.section--safety .section-aurora i:nth-child(1) { top: -160px; right: -200px; background: radial-gradient(circle, rgba(168, 245, 46, 0.08), transparent 65%); }
.section--safety .section-aurora i:nth-child(2) { bottom: -260px; left: -180px; background: radial-gradient(circle, rgba(58, 225, 255, 0.11), transparent 65%); }

/* ---------- light sheets ---------- */
.section--sheet { padding: 34px 0; background: transparent; }
.sheet {
  position: relative; overflow: hidden;
  width: min(1340px, 95vw); margin-inline: auto;
  border-radius: 42px;
  background: linear-gradient(180deg, #FDFEFF 0%, #F2F6FB 100%);
  color: var(--ink);
  padding: 96px 0;
  box-shadow:
    0 50px 140px rgba(0, 0, 0, 0.55),
    0 6px 24px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
}
.sheet::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(10, 18, 32, 0.055) 1px, transparent 1px);
  background-size: 24px 24px;
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 20%, transparent 78%);
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 20%, transparent 78%);
}
.sheet::after {
  content: ''; position: absolute; top: -220px; right: -180px; width: 640px; height: 640px;
  border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(58, 225, 255, 0.12), rgba(168, 245, 46, 0.05) 45%, transparent 68%);
  filter: blur(60px);
}
.sheet > .container { position: relative; z-index: 1; width: min(1180px, 87vw); }
.sheet .section__eyebrow { color: var(--accent-dark); }
.sheet .section__lead { color: var(--ink-muted); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: calc(var(--nav-h) + 60px) 0 80px;
  overflow: hidden;
}
.hero__aurora {
  position: absolute; top: -340px; right: -280px; width: 960px; height: 960px;
  border-radius: 50%; pointer-events: none; opacity: 0.85;
  background: conic-gradient(from 0deg,
    rgba(58, 225, 255, 0.17), rgba(168, 245, 46, 0.08) 30%,
    rgba(122, 92, 255, 0.15) 58%, rgba(58, 225, 255, 0.17));
  filter: blur(110px);
  animation: spin-slow 32s linear infinite;
}
@keyframes spin-slow { to { transform: rotate(360deg); } }
.hero__beam {
  position: absolute; left: -30%; width: 160%; height: 120px;
  pointer-events: none; filter: blur(36px);
  background: linear-gradient(90deg, transparent 8%, rgba(58, 225, 255, 0.11), transparent 92%);
  transform: rotate(-16deg);
  animation: beam-pulse 9s ease-in-out infinite;
}
.hero__beam--1 { top: 20%; }
.hero__beam--2 {
  top: 60%; transform: rotate(13deg);
  background: linear-gradient(90deg, transparent 8%, rgba(122, 92, 255, 0.10), transparent 92%);
  animation-delay: 3.2s; animation-duration: 12s;
}
@keyframes beam-pulse { 0%, 100% { opacity: 0.35; } 50% { opacity: 1; } }
.hero__glow { position: absolute; border-radius: 50%; filter: blur(90px); pointer-events: none; }
.hero__glow--1 {
  width: 560px; height: 560px; top: -140px; right: -80px;
  background: radial-gradient(circle, rgba(58, 225, 255, 0.14), transparent 65%);
  animation: drift 14s ease-in-out infinite alternate;
}
.hero__glow--2 {
  width: 480px; height: 480px; bottom: -180px; left: -120px;
  background: radial-gradient(circle, rgba(168, 245, 46, 0.10), transparent 65%);
  animation: drift 18s ease-in-out infinite alternate-reverse;
}
@keyframes drift { from { transform: translate(0, 0) scale(1); } to { transform: translate(-50px, 40px) scale(1.12); } }
.hero__grid {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.5;
  background-image:
    linear-gradient(rgba(151, 180, 215, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(151, 180, 215, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(85% 70% at 50% 40%, #000 30%, transparent 100%);
  mask-image: radial-gradient(85% 70% at 50% 40%, #000 30%, transparent 100%);
}
.hero__inner { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: center; position: relative; }
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
  padding: 9px 18px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255, 255, 255, 0.02);
  margin-bottom: 28px;
}
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--volt); box-shadow: 0 0 0 0 rgba(168, 245, 46, 0.55); animation: pulse 2.2s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(168, 245, 46, 0.55); }
  70% { box-shadow: 0 0 0 10px rgba(168, 245, 46, 0); }
  100% { box-shadow: 0 0 0 0 rgba(168, 245, 46, 0); }
}
.hero__title {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2.7rem, 5.4vw, 4.4rem); line-height: 1.05; letter-spacing: -0.02em;
  margin-bottom: 26px;
}
.hero__lead { font-size: 17.5px; color: #C2CFDF; max-width: 560px; margin-bottom: 14px; }
.hero__sub { font-size: 15px; color: var(--muted); max-width: 560px; margin-bottom: 36px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 40px; }
.hero__facts { display: flex; flex-wrap: wrap; gap: 8px 0; list-style: none; }
.hero__facts li { font-size: 13.5px; font-weight: 500; color: var(--muted); display: flex; align-items: center; }
.hero__facts li:not(:last-child)::after { content: ''; width: 4px; height: 4px; border-radius: 50%; background: var(--line-strong); margin: 0 14px; }

.hero__scroll {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%);
  width: 26px; height: 42px; border: 1.5px solid var(--line-strong); border-radius: 14px;
  display: flex; justify-content: center; padding-top: 8px;
}
.hero__scroll span { width: 3px; height: 8px; border-radius: 2px; background: var(--cyan); animation: scrollhint 1.8s ease-in-out infinite; }
@keyframes scrollhint { 0%, 100% { transform: translateY(0); opacity: 1; } 60% { transform: translateY(12px); opacity: 0.2; } }

/* ---------- device stage ---------- */
.hero__visual { display: flex; justify-content: center; }
.device-stage { position: relative; width: 400px; max-width: 100%; display: flex; justify-content: center; padding: 30px 0 0; }
.device-stage__ring {
  position: absolute; top: 50%; left: 50%; width: 430px; height: 430px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1px dashed rgba(58, 225, 255, 0.22);
  animation: spin 40s linear infinite;
}
.device-stage__ring::before {
  content: ''; position: absolute; top: -5px; left: 50%; width: 9px; height: 9px; border-radius: 50%;
  background: var(--cyan); box-shadow: 0 0 14px var(--cyan);
}
@keyframes spin { to { transform: translate(-50%, -50%) rotate(360deg); } }
.device-stage__spark { position: absolute; width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); opacity: 0.7; filter: blur(0.5px); }
.device-stage__spark--1 { top: 16%; left: 6%; animation: floaty 6s ease-in-out infinite; }
.device-stage__spark--2 { top: 68%; right: 4%; background: var(--volt); animation: floaty 7.5s ease-in-out 1s infinite; }
.device-stage__spark--3 { bottom: 6%; left: 22%; animation: floaty 8s ease-in-out 2s infinite; }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }

/* ---------- charger device ---------- */
.charger { position: relative; display: flex; flex-direction: column; align-items: center; }
.charger--hero { animation: hover-device 7s ease-in-out infinite; }
@keyframes hover-device { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.charger__body {
  width: 252px; padding: 9px; border-radius: 30px;
  background: linear-gradient(160deg, #CBD5E0 0%, #97A3B2 42%, #5F6B7B 100%);
  box-shadow:
    0 40px 80px rgba(0, 0, 0, 0.55),
    0 4px 14px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.65);
}
.charger--card .charger__body { width: 210px; border-radius: 26px; }
.charger__face {
  position: relative; height: 352px; border-radius: 23px;
  background: linear-gradient(172deg, #131A25 0%, #05080D 60%);
  display: flex; flex-direction: column; align-items: center;
  box-shadow: inset 0 2px 12px rgba(0, 0, 0, 0.8);
  overflow: hidden;
}
.charger--card .charger__face { height: 296px; border-radius: 20px; }
.charger__face::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, 0.05) 45%, transparent 60%);
}
.charger__screen {
  margin-top: 36px; width: 66%; padding: 14px 16px 12px; border-radius: 12px;
  background: #01050B;
  border: 1px solid rgba(58, 225, 255, 0.28);
  box-shadow: 0 0 24px rgba(58, 225, 255, 0.12), inset 0 0 18px rgba(58, 225, 255, 0.06);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.charger--card .charger__screen { margin-top: 30px; }
.charger__kw {
  font-family: var(--font-display); font-weight: 600; font-size: 21px; letter-spacing: 0.04em;
  color: var(--cyan); text-shadow: 0 0 12px rgba(58, 225, 255, 0.55);
}
.charger--card .charger__kw { font-size: 16px; }
.charger__bars { display: flex; gap: 5px; align-items: flex-end; height: 14px; }
.charger__bars i {
  width: 5px; border-radius: 2px; background: var(--volt); opacity: 0.9;
  animation: chargebar 1.5s ease-in-out infinite;
}
.charger__bars i:nth-child(1) { height: 5px; animation-delay: 0s; }
.charger__bars i:nth-child(2) { height: 8px; animation-delay: 0.18s; }
.charger__bars i:nth-child(3) { height: 11px; animation-delay: 0.36s; }
.charger__bars i:nth-child(4) { height: 14px; animation-delay: 0.54s; }
@keyframes chargebar { 0%, 100% { opacity: 0.25; } 40% { opacity: 1; } }
.charger__nfc { width: 34px; height: 34px; margin-top: 26px; color: #4A5A70; }
.charger--card .charger__nfc { width: 28px; height: 28px; margin-top: 20px; }
.charger__led {
  position: absolute; bottom: 46px; left: 50%; transform: translateX(-50%);
  width: 64px; height: 64px; border-radius: 50%;
  border: 2px solid rgba(58, 225, 255, 0.6);
  box-shadow: 0 0 22px rgba(58, 225, 255, 0.35), inset 0 0 14px rgba(58, 225, 255, 0.15);
  animation: ledpulse 2.6s ease-in-out infinite;
}
.charger--card .charger__led { width: 54px; height: 54px; bottom: 38px; }
@keyframes ledpulse {
  0%, 100% { box-shadow: 0 0 18px rgba(58, 225, 255, 0.3), inset 0 0 12px rgba(58, 225, 255, 0.12); }
  50% { box-shadow: 0 0 34px rgba(58, 225, 255, 0.55), inset 0 0 20px rgba(58, 225, 255, 0.28); }
}
.charger__badge {
  position: absolute; bottom: 46px; left: 50%; transform: translateX(-50%);
  width: 64px; height: 64px; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 11px; font-weight: 600; letter-spacing: 0.22em;
  color: #E2EAF4; text-indent: 0.22em;
}
.charger--card .charger__badge { width: 54px; height: 54px; bottom: 38px; font-size: 9.5px; }
.charger__cable {
  width: 30px; height: 86px; margin-top: -4px;
  background: linear-gradient(180deg, #2A3442, #10161F);
  border-radius: 0 0 16px 16px;
  box-shadow: inset 2px 0 4px rgba(255, 255, 255, 0.08), 0 18px 30px rgba(0, 0, 0, 0.5);
}
.charger--card .charger__cable { height: 60px; width: 26px; }

/* floating chips */
.float-chip {
  position: absolute; z-index: 3;
  display: inline-flex; align-items: center; gap: 9px;
  padding: 11px 16px; border-radius: 14px;
  background: rgba(10, 16, 26, 0.72);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line-strong);
  font-size: 13px; font-weight: 500; color: var(--txt);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.45);
  animation: floaty 6s ease-in-out infinite;
}
.float-chip svg { width: 17px; height: 17px; color: var(--cyan); flex-shrink: 0; }
.float-chip--1 { top: 8%; left: -12%; animation-delay: 0.4s; }
.float-chip--2 { top: 44%; right: -16%; animation-delay: 1.4s; }
.float-chip--2 svg { color: var(--volt); }
.float-chip--3 { bottom: 4%; left: -6%; animation-delay: 2.2s; }

/* ============================================================
   WHY — bento (light sheet)
   ============================================================ */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.bento__card:nth-child(2) { grid-column: span 2; }
.bento__card:nth-child(3), .bento__card:nth-child(4) { grid-column: span 3; }
.bento__card {
  position: relative; overflow: hidden;
  background: var(--paper-2); border: 1px solid var(--ink-line); border-radius: var(--radius);
  padding: 30px 28px 28px;
  box-shadow: 0 6px 20px rgba(10, 18, 32, 0.04);
  transition: transform 0.35s var(--ease-out), border-color 0.35s, box-shadow 0.35s;
}
.bento__card::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: 0;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(11, 127, 168, 0.07), transparent 65%);
  transition: opacity 0.4s;
}
.bento__card:hover { transform: translateY(-5px); border-color: #CBD8E6; box-shadow: 0 26px 54px rgba(10, 18, 32, 0.11); }
.bento__card:hover::before { opacity: 1; }
.bento__card--wide { grid-column: span 4; }
.bento__card--full {
  grid-column: 1 / -1;
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; column-gap: 28px;
}
.bento__card--full .bento__icon { margin-bottom: 0; }
.bento__card--full .bento__standards { margin-top: 0; }
.bento__icon {
  width: 46px; height: 46px; border-radius: 13px; margin-bottom: 22px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(140deg, rgba(11, 127, 168, 0.10), rgba(62, 125, 51, 0.08));
  border: 1px solid rgba(11, 127, 168, 0.28);
  transition: transform 0.35s var(--ease-out);
}
.bento__card:hover .bento__icon { transform: rotate(-6deg) scale(1.07); }
.bento__icon svg { width: 24px; height: 24px; color: var(--accent-dark); }
.bento__card h3 { font-family: var(--font-display); font-size: 20px; font-weight: 600; margin-bottom: 10px; letter-spacing: -0.01em; color: var(--ink); }
.bento__card p { font-size: 14.5px; color: var(--ink-muted); max-width: 520px; }
.bento__deco--wave { margin-top: 26px; }
.bento__deco--wave svg { width: 100%; height: 46px; }
.wave-path {
  stroke: rgba(11, 127, 168, 0.45);
  stroke-dasharray: 7 9; stroke-linecap: round;
  animation: dashmove 2.6s linear infinite;
}
@keyframes dashmove { to { stroke-dashoffset: -64; } }
.bento__standards { display: flex; gap: 10px; margin-top: 24px; }
.std-chip {
  padding: 8px 16px; border-radius: 999px; font-family: var(--font-display); font-size: 13px; font-weight: 600; letter-spacing: 0.06em;
  color: var(--accent-dark); border: 1px solid rgba(11, 127, 168, 0.4); background: rgba(11, 127, 168, 0.06);
}
.std-chip--alt { color: var(--green-dark); border-color: rgba(62, 125, 51, 0.4); background: rgba(62, 125, 51, 0.06); }

/* ============================================================
   CHARGERS — products (dark)
   ============================================================ */
.products { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.product {
  border: 1px solid var(--line); border-radius: 26px; overflow: hidden;
  background: rgba(9, 14, 22, 0.55);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  transition: transform 0.35s var(--ease-out), border-color 0.35s, box-shadow 0.35s;
}
.product:hover { transform: translateY(-6px); border-color: var(--line-strong); box-shadow: var(--shadow-1); }
.product__stage {
  position: relative; padding: 44px 20px 34px;
  display: flex; justify-content: center;
  background:
    radial-gradient(75% 90% at 50% 0%, rgba(58, 225, 255, 0.10), transparent 70%),
    linear-gradient(180deg, #0B1320, #080D16);
}
.product__stage--alt {
  background:
    radial-gradient(75% 90% at 50% 0%, rgba(168, 245, 46, 0.09), transparent 70%),
    linear-gradient(180deg, #0C1420, #080D16);
}
.product__stage .charger { transition: transform 0.45s var(--ease-out); }
.product:hover .product__stage .charger { transform: translateY(-8px) scale(1.02); }
.product__info { padding: 28px 30px 32px; border-top: 1px solid var(--line); }
.product__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.product__tags span {
  font-size: 12px; font-weight: 600; letter-spacing: 0.04em; color: var(--muted);
  padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.02);
}
.product__info h3 { font-family: var(--font-display); font-size: 22px; font-weight: 600; margin-bottom: 10px; letter-spacing: -0.01em; }
.product__info p { font-size: 14.5px; color: var(--muted); margin-bottom: 20px; }
.product__link { font-weight: 600; font-size: 15px; color: var(--cyan); display: inline-flex; align-items: center; gap: 8px; }
.product__link span { transition: transform 0.25s var(--ease-out); }
.product__link:hover span { transform: translateX(5px); }
.products__note { margin-top: 34px; text-align: center; font-size: 14px; color: var(--muted); }
.products__note a { color: var(--cyan); border-bottom: 1px solid rgba(58, 225, 255, 0.4); }

/* ============================================================
   BUY — gallery + CTA (light sheet)
   ============================================================ */
.buy__layout { display: grid; grid-template-columns: 1.02fr 0.98fr; gap: 60px; align-items: center; }
.buy__main {
  position: relative; border-radius: 26px; overflow: hidden;
  border: 1px solid var(--ink-line); background: #fff;
  box-shadow: 0 30px 70px rgba(10, 18, 32, 0.14);
  aspect-ratio: 1 / 1;
}
.buy__main img {
  width: 100%; height: 100%; object-fit: cover;
  transition: opacity 0.3s ease, transform 0.6s var(--ease-out);
}
.buy__main:hover img { transform: scale(1.03); }
.buy__thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 14px; }
.buy__thumb {
  aspect-ratio: 1 / 1; border-radius: 14px; overflow: hidden; padding: 0;
  border: 2px solid var(--ink-line); background: #fff; cursor: pointer;
  transition: border-color 0.25s, transform 0.25s var(--ease-out), box-shadow 0.25s;
}
.buy__thumb img { width: 100%; height: 100%; object-fit: cover; }
.buy__thumb:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(10, 18, 32, 0.12); }
.buy__thumb.is-active { border-color: var(--accent-dark); box-shadow: 0 0 0 3px rgba(11, 127, 168, 0.15); }
.buy__lead { color: var(--ink-muted); font-size: 16.5px; margin-bottom: 24px; max-width: 520px; }
.buy__points { list-style: none; display: flex; flex-direction: column; gap: 13px; margin-bottom: 32px; }
.buy__points li { display: flex; align-items: flex-start; gap: 12px; font-size: 15px; color: #33425A; }
.buy__points li::before {
  content: ''; width: 7px; height: 7px; border-radius: 2px; flex-shrink: 0; margin-top: 7px;
  background: linear-gradient(115deg, #0B7FA8, #3E9C33); transform: rotate(45deg);
}
.buy__cta { display: flex; flex-direction: column; align-items: flex-start; }
.buy__note { font-size: 13px; color: var(--ink-muted); margin-top: 14px; max-width: 400px; }

/* ============================================================
   MODAL
   ============================================================ */
.modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal[hidden] { display: none; }
.modal__backdrop {
  position: absolute; inset: 0; background: rgba(2, 4, 9, 0.72);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  animation: modal-fade 0.35s ease both;
}
@keyframes modal-fade { from { opacity: 0; } }
.modal__panel {
  position: relative; width: min(680px, 100%); max-height: min(90vh, 90svh); overflow-y: auto;
  background: linear-gradient(180deg, #0D1522, #080D16);
  border: 1px solid var(--line-strong); border-radius: 28px;
  padding: 40px 38px 34px;
  box-shadow: 0 60px 140px rgba(0, 0, 0, 0.65);
  animation: modal-in 0.45s var(--ease-out) both;
}
@keyframes modal-in { from { opacity: 0; transform: translateY(26px) scale(0.96); } }
.modal__close {
  position: absolute; top: 18px; right: 18px;
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line-strong); color: var(--muted);
  transition: color 0.25s, border-color 0.25s, transform 0.35s var(--ease-out);
}
.modal__close:hover { color: var(--txt); border-color: rgba(58, 225, 255, 0.5); transform: rotate(90deg); }
.modal__close svg { width: 18px; height: 18px; }
.modal__title { font-family: var(--font-display); font-size: 24px; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 8px; padding-right: 40px; }
.modal__sub { font-size: 14.5px; color: var(--muted); margin-bottom: 26px; }
.contact__form--modal { background: none; border: none; padding: 0; -webkit-backdrop-filter: none; backdrop-filter: none; border-radius: 0; }
body.modal-open { overflow: hidden; }

/* ============================================================
   APP — smart features (light sheet)
   ============================================================ */
.app__layout { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.app__features { display: flex; flex-direction: column; gap: 12px; position: relative; }
.app-feature {
  display: flex; align-items: flex-start; gap: 18px; text-align: left;
  padding: 20px 22px; border-radius: 18px;
  border: 1px solid var(--ink-line); background: var(--paper-2);
  box-shadow: 0 4px 14px rgba(10, 18, 32, 0.03);
  transition: border-color 0.3s, background 0.3s, transform 0.3s var(--ease-out), box-shadow 0.3s;
}
.app-feature:hover { background: #F7FAFD; transform: translateX(4px); box-shadow: 0 12px 30px rgba(10, 18, 32, 0.07); }
.app-feature.is-active {
  border-color: rgba(11, 127, 168, 0.45);
  background: linear-gradient(120deg, rgba(11, 127, 168, 0.07), rgba(62, 125, 51, 0.05));
}
.app-feature__icon {
  width: 42px; height: 42px; flex-shrink: 0; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid #D8E2EE; color: var(--ink-muted);
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.app-feature.is-active .app-feature__icon { color: var(--accent-dark); border-color: rgba(11, 127, 168, 0.5); background: rgba(11, 127, 168, 0.07); }
.app-feature__icon svg { width: 22px; height: 22px; }
.app-feature__text strong { display: block; font-family: var(--font-display); font-size: 16.5px; font-weight: 600; margin-bottom: 4px; color: var(--ink); }
.app-feature__text em { font-style: normal; font-size: 13.5px; color: var(--ink-muted); }
.app__progress { height: 3px; border-radius: 3px; background: var(--ink-line); margin-top: 8px; overflow: hidden; }
.app__progress span { display: block; height: 100%; width: 0%; background: var(--grad); border-radius: 3px; transition: width 0.2s linear; }

/* phone (dark device on light sheet) */
.app__phone-wrap { position: relative; display: flex; justify-content: center; perspective: 1100px; }
.phone {
  position: relative; width: 302px; height: 622px; border-radius: 48px;
  background: #05080D;
  border: 9px solid #161E2B;
  box-shadow: 0 50px 100px rgba(10, 18, 32, 0.35), 0 0 0 1px rgba(151, 180, 215, 0.18), inset 0 0 24px rgba(0, 0, 0, 0.8);
  overflow: hidden; z-index: 2;
  will-change: transform;
}
.phone__notch {
  position: absolute; top: 10px; left: 50%; transform: translateX(-50%);
  width: 108px; height: 26px; border-radius: 999px; background: #10161F; z-index: 5;
}
.phone__screen { position: absolute; inset: 0; }
.phone__glow {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 480px; height: 480px; border-radius: 50%;
  background: radial-gradient(circle, rgba(58, 225, 255, 0.16), rgba(122, 92, 255, 0.07) 55%, transparent 70%);
  filter: blur(50px); z-index: 1;
}
.app-screen {
  position: absolute; inset: 0; padding: 52px 20px 22px;
  display: flex; flex-direction: column; gap: 14px;
  opacity: 0; transform: translateX(26px); pointer-events: none;
  transition: opacity 0.45s var(--ease-out), transform 0.45s var(--ease-out);
  background: linear-gradient(180deg, #0A1119 0%, #060A10 100%);
  color: var(--txt);
}
.app-screen.is-active { opacity: 1; transform: none; pointer-events: auto; }
.app-screen__status { display: flex; justify-content: space-between; align-items: center; font-size: 12px; font-weight: 600; color: var(--muted); padding: 0 6px; }
.app-screen__sig { display: flex; gap: 3px; align-items: flex-end; }
.app-screen__sig i { width: 3px; background: var(--muted); border-radius: 1px; }
.app-screen__sig i:nth-child(1) { height: 5px; }
.app-screen__sig i:nth-child(2) { height: 8px; }
.app-screen__sig i:nth-child(3) { height: 11px; }
.app-screen__header { display: flex; justify-content: space-between; align-items: center; margin-top: 4px; }
.app-screen__title { font-family: var(--font-display); font-size: 18px; font-weight: 600; }
.app-screen__chip {
  font-size: 10.5px; font-weight: 600; letter-spacing: 0.03em; color: var(--muted);
  border: 1px solid var(--line-strong); padding: 4px 10px; border-radius: 999px;
}
.app-screen__chip--green { color: #051018; background: var(--grad); border: none; }
.app-card { background: #0C1420; border: 1px solid var(--line); border-radius: 16px; padding: 16px; }
.app-card--accent { border-color: rgba(58, 225, 255, 0.4); box-shadow: 0 0 24px rgba(58, 225, 255, 0.08); }
.app-card__row { display: flex; justify-content: space-between; align-items: center; font-size: 13.5px; font-weight: 500; }
.app-card__row--loose { background: #0C1420; border: 1px solid var(--line); border-radius: 14px; padding: 13px 16px; color: var(--muted); }
.app-card__row--loose strong { color: var(--txt); }
.app-card__label { display: block; font-size: 11.5px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.app-card__big { font-family: var(--font-display); font-size: 24px; font-weight: 700; letter-spacing: -0.01em; }
.app-toggle {
  width: 42px; height: 24px; border-radius: 999px; background: #1A2534; position: relative;
  transition: background 0.3s; flex-shrink: 0;
}
.app-toggle i { position: absolute; top: 3px; left: 3px; width: 18px; height: 18px; border-radius: 50%; background: #5A6B82; transition: transform 0.3s var(--ease-out), background 0.3s; }
.app-toggle.is-on { background: rgba(58, 225, 255, 0.25); }
.app-toggle.is-on i { transform: translateX(18px); background: var(--cyan); box-shadow: 0 0 10px rgba(58, 225, 255, 0.6); }
.app-time { display: flex; align-items: center; justify-content: space-between; margin: 16px 2px 14px; }
.app-time em { display: block; font-style: normal; font-size: 11px; color: var(--muted); margin-bottom: 3px; }
.app-time strong { font-family: var(--font-display); font-size: 17px; font-weight: 600; }
.app-time__arrow { color: var(--cyan); }
.app-days { display: flex; justify-content: space-between; }
.app-days span {
  width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 600; color: var(--muted); border: 1px solid var(--line);
}
.app-days span.on { background: rgba(58, 225, 255, 0.16); color: var(--cyan); border-color: rgba(58, 225, 255, 0.45); }
.app-ring { position: relative; width: 168px; margin: 8px auto; }
.app-ring svg { width: 168px; height: 168px; transform: rotate(-90deg); }
.app-ring__track { fill: none; stroke: #16202E; stroke-width: 10; }
.app-ring__fill {
  fill: none; stroke: var(--cyan); stroke-width: 10; stroke-linecap: round;
  stroke-dasharray: 326.7; stroke-dashoffset: 326.7;
  transition: stroke-dashoffset 1.1s var(--ease-out);
  filter: drop-shadow(0 0 6px rgba(58, 225, 255, 0.5));
}
.app-ring__center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.app-ring__center strong { font-family: var(--font-display); font-size: 30px; font-weight: 700; }
.app-ring__center span { font-size: 11.5px; color: var(--muted); }
.app-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.app-stats > div { background: #0C1420; border: 1px solid var(--line); border-radius: 14px; padding: 12px 8px; text-align: center; }
.app-stats em { display: block; font-style: normal; font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); margin-bottom: 4px; }
.app-stats strong { font-family: var(--font-display); font-size: 14.5px; font-weight: 600; white-space: nowrap; }
.app-chart { display: flex; align-items: flex-end; gap: 8px; height: 110px; margin-top: 16px; }
.app-chart i {
  flex: 1; height: var(--h, 40%); border-radius: 6px 6px 2px 2px;
  background: linear-gradient(180deg, rgba(58, 225, 255, 0.85), rgba(58, 225, 255, 0.2));
  transform-origin: bottom;
}
.app-chart i:nth-child(4) { background: linear-gradient(180deg, var(--volt), rgba(168, 245, 46, 0.25)); }
.app-screen.is-active .app-chart i { animation: growbar 0.7s var(--ease-out) backwards; }
.app-screen.is-active .app-chart i:nth-child(1) { animation-delay: 0.05s; }
.app-screen.is-active .app-chart i:nth-child(2) { animation-delay: 0.1s; }
.app-screen.is-active .app-chart i:nth-child(3) { animation-delay: 0.15s; }
.app-screen.is-active .app-chart i:nth-child(4) { animation-delay: 0.2s; }
.app-screen.is-active .app-chart i:nth-child(5) { animation-delay: 0.25s; }
.app-screen.is-active .app-chart i:nth-child(6) { animation-delay: 0.3s; }
.app-screen.is-active .app-chart i:nth-child(7) { animation-delay: 0.35s; }
@keyframes growbar { from { transform: scaleY(0); } }
.app-chart__labels { display: flex; gap: 8px; margin-top: 8px; }
.app-chart__labels span { flex: 1; text-align: center; font-size: 10.5px; color: var(--muted); }
.app-power { display: flex; flex-direction: column; align-items: center; gap: 14px; margin: 18px 0 8px; }
.app-power__btn {
  width: 104px; height: 104px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(circle at 35% 30%, #14202F, #0A111C);
  border: 2px solid rgba(58, 225, 255, 0.55);
  box-shadow: 0 0 34px rgba(58, 225, 255, 0.25), inset 0 0 20px rgba(58, 225, 255, 0.08);
  animation: ledpulse 2.8s ease-in-out infinite;
}
.app-power__btn svg { width: 40px; height: 40px; color: var(--cyan); }
.app-power span { font-size: 13px; color: var(--muted); }
.app-actions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.app-action {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  background: #0C1420; border: 1px solid var(--line); border-radius: 14px; padding: 14px 8px;
  font-size: 12px; font-weight: 600; color: var(--muted);
}
.app-action svg { width: 20px; height: 20px; color: var(--cyan); }

/* ============================================================
   SAFETY (dark)
   ============================================================ */
.section--safety { overflow: hidden; }
.safety__layout { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.safety__cards { display: flex; flex-direction: column; gap: 16px; }
.safety-card {
  position: relative; padding: 26px 28px 26px 96px;
  border: 1px solid var(--line); border-radius: 18px; background: var(--panel);
  transition: border-color 0.3s, background 0.3s, transform 0.3s var(--ease-out);
}
.safety-card:hover { border-color: var(--line-strong); background: var(--panel-2); transform: translateX(6px); }
.safety-card__num {
  position: absolute; left: 28px; top: 50%; transform: translateY(-50%);
  font-family: var(--font-display); font-size: 38px; font-weight: 700;
  color: transparent; -webkit-text-stroke: 1px rgba(58, 225, 255, 0.5);
}
.safety-card h3 { font-family: var(--font-display); font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.safety-card p { font-size: 14px; color: var(--muted); }
.safety__diagram {
  border: 1px solid var(--line); border-radius: 26px; padding: 34px 26px 26px;
  background: radial-gradient(90% 70% at 50% 0%, rgba(58, 225, 255, 0.05), transparent 70%), var(--panel);
}
.flow-svg { width: 100%; height: auto; }
.flow-box { fill: rgba(255, 255, 255, 0.02); stroke: var(--line-strong); stroke-width: 1.4; }
.flow-box--dev { stroke: rgba(58, 225, 255, 0.5); }
.flow-label { fill: var(--muted); font-family: var(--font-display); font-size: 13px; font-weight: 600; letter-spacing: 0.14em; }
.flow-label--sm { font-size: 11px; letter-spacing: 0.1em; }
.flow-label--accent { fill: var(--volt); font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; }
.flow-slot { fill: #17222F; }
.flow-slot--on { fill: rgba(58, 225, 255, 0.75); }
.flow-line { fill: none; stroke: #1D2A3B; stroke-width: 2; }
.flow-line--anim {
  stroke: var(--cyan); stroke-width: 2.4; stroke-dasharray: 10 16; stroke-linecap: round;
  animation: flowdash 1.7s linear infinite; opacity: 0.9;
  filter: drop-shadow(0 0 4px rgba(58, 225, 255, 0.5));
}
.flow-line--anim2 { stroke: var(--volt); animation-delay: 0.85s; filter: drop-shadow(0 0 4px rgba(168, 245, 46, 0.5)); }
@keyframes flowdash { to { stroke-dashoffset: -104; } }
.flow-led { fill: #0A1522; stroke: var(--cyan); stroke-width: 2; animation: ledpulse 2.6s ease-in-out infinite; }
.flow-led--2 { stroke: var(--volt); animation-delay: 1.3s; }
.flow-share { stroke: #3A4A60; stroke-width: 1.6; }
.flow-kw { fill: var(--txt); font-family: var(--font-display); font-size: 16px; font-weight: 600; }
.safety__diagram-note { margin-top: 18px; text-align: center; font-size: 13px; color: var(--muted); }

/* ============================================================
   PARTNERS (light sheet)
   ============================================================ */
.partners__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.partner-card {
  background: var(--paper-2); border: 1px solid var(--ink-line); border-radius: 18px; padding: 30px 28px;
  box-shadow: 0 6px 20px rgba(10, 18, 32, 0.04);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s, border-color 0.3s;
}
.partner-card:hover { transform: translateY(-5px); box-shadow: 0 24px 50px rgba(10, 18, 32, 0.10); border-color: #CBD8E6; }
.partner-card svg { width: 30px; height: 30px; color: var(--accent-dark); margin-bottom: 20px; }
.partner-card h3 { font-family: var(--font-display); font-size: 18px; font-weight: 600; margin-bottom: 8px; letter-spacing: -0.01em; color: var(--ink); }
.partner-card p { font-size: 14px; color: var(--ink-muted); }
.partner-card--cta {
  background: linear-gradient(150deg, #0B1524, #04060B);
  border-color: transparent; color: var(--txt);
  display: flex; flex-direction: column; align-items: flex-start;
}
.partner-card--cta h3 { color: var(--txt); }
.partner-card--cta p { color: var(--muted); margin-bottom: 22px; }
.partner-card--cta .btn { margin-top: auto; }

/* ============================================================
   ABOUT (light sheet)
   ============================================================ */
.about__layout { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 64px; align-items: center; }
.about__copy p { color: var(--ink-muted); font-size: 16px; margin-bottom: 16px; max-width: 600px; }
.about__copy .section__title { margin-bottom: 24px; }
.about__panel {
  background: var(--paper-2); border: 1px solid var(--ink-line); border-radius: 24px; padding: 14px;
  display: flex; flex-direction: column; gap: 8px;
  box-shadow: 0 30px 60px rgba(10, 18, 32, 0.07);
}
.about__stat { padding: 24px 26px; border-radius: 16px; transition: background 0.3s; }
.about__stat:hover { background: #F0F5FA; }
.about__stat strong {
  display: block; font-family: var(--font-display); font-size: 27px; font-weight: 700; letter-spacing: -0.01em;
  background: linear-gradient(115deg, #0B7FA8, #3E9C33);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 4px;
}
.about__stat span { font-size: 14px; color: var(--ink-muted); }
.about__stat + .about__stat { border-top: 1px solid var(--ink-line); border-radius: 0 0 16px 16px; }

/* ============================================================
   CONTACT (dark)
   ============================================================ */
.section--contact { overflow: hidden; }
.contact__glow {
  position: absolute; top: -160px; right: -180px; width: 640px; height: 640px; border-radius: 50%;
  background: radial-gradient(circle, rgba(58, 225, 255, 0.09), transparent 62%);
  filter: blur(70px); pointer-events: none;
  animation: aurora-drift 19s ease-in-out infinite alternate;
}
.contact__layout { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 64px; align-items: start; }
.contact__copy .section__title { margin-bottom: 18px; }
.contact__direct { margin: 34px 0 26px; display: flex; flex-direction: column; gap: 6px; }
.contact__direct span { font-size: 12.5px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.contact__direct a { font-family: var(--font-display); font-size: 21px; font-weight: 600; color: var(--cyan); }
.contact__direct a:hover { text-decoration: underline; }
.contact__points { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.contact__points li { display: flex; align-items: center; gap: 12px; font-size: 15px; color: #C2CFDF; }
.contact__points li::before {
  content: ''; width: 7px; height: 7px; border-radius: 2px; flex-shrink: 0;
  background: var(--grad); transform: rotate(45deg);
}
.contact__form {
  background: var(--panel); border: 1px solid var(--line); border-radius: 26px; padding: 36px;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 24px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field--full { grid-column: 1 / -1; }
.field > span { font-size: 13px; font-weight: 600; color: var(--muted); }
.field input, .field select, .field textarea {
  font: inherit; font-size: 14.5px; color: var(--txt);
  background: #0A111C; border: 1px solid var(--line); border-radius: 12px;
  padding: 13px 16px; outline: none; width: 100%;
  transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
}
.field input::placeholder, .field textarea::placeholder { color: #4A5A70; }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: rgba(58, 225, 255, 0.6);
  box-shadow: 0 0 0 4px rgba(58, 225, 255, 0.12);
  background: #0B1320;
}
.field input.is-invalid, .field select.is-invalid, .field textarea.is-invalid { border-color: rgba(255, 122, 122, 0.7); }
.field select {
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2394A5BB' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center;
  padding-right: 42px;
}
.field select:invalid { color: #4A5A70; }
.field select option { background: #0B1320; color: var(--txt); }
.field textarea { resize: vertical; min-height: 120px; }
.btn--submit { width: 100%; justify-content: center; }
.btn__spinner {
  display: none; width: 18px; height: 18px; border-radius: 50%;
  border: 2.5px solid rgba(5, 16, 24, 0.3); border-top-color: #051018;
  animation: spinfast 0.8s linear infinite;
}
@keyframes spinfast { to { transform: rotate(360deg); } }
.contact__form.is-loading .btn__spinner { display: inline-block; }
.contact__form.is-loading .btn--submit { pointer-events: none; opacity: 0.85; }
.form__status { margin-top: 16px; font-size: 14px; min-height: 22px; }
.form__status.is-ok { color: var(--volt); }
.form__status.is-error { color: #FF8A8A; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: #030509; border-top: 1px solid var(--line); padding: 64px 0 0; position: relative; z-index: 2; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }
.footer__brand p { margin-top: 18px; font-size: 14px; color: var(--muted); max-width: 300px; }
.footer__col { display: flex; flex-direction: column; gap: 12px; }
.footer__head { font-size: 12.5px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--txt); margin-bottom: 6px; }
.footer__col a { font-size: 14.5px; color: var(--muted); transition: color 0.25s; width: fit-content; }
.footer__col a:hover { color: var(--cyan); }
.footer__bar {
  border-top: 1px solid var(--line); padding: 22px 0;
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  font-size: 13px; color: var(--muted);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1080px) {
  .hero__inner { gap: 32px; }
  .float-chip--1 { left: -4%; }
  .float-chip--2 { right: -6%; }
  .app__layout { gap: 44px; }
}

@media (min-width: 921px) and (max-width: 1199px) {
  .nav__by { display: none; }
  .nav__links a { padding: 9px 10px; white-space: nowrap; }
}

@media (max-width: 920px) {
  .nav__links {
    position: fixed; inset: var(--nav-h) 0 auto 0;
    flex-direction: column; gap: 4px; padding: 18px 5vw 26px;
    background: rgba(4, 6, 11, 0.97);
    -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-16px); opacity: 0; pointer-events: none; visibility: hidden;
    transition: transform 0.3s var(--ease-out), opacity 0.3s, visibility 0.3s;
  }
  .nav.is-open .nav__links { transform: none; opacity: 1; pointer-events: auto; visibility: visible; }
  .nav__links a { font-size: 17px; padding: 13px 16px; }
  .nav__burger { display: flex; }
  .nav__by { display: none; }

  .hero { padding-top: calc(var(--nav-h) + 40px); }
  .hero__inner { grid-template-columns: 1fr; gap: 70px; }
  .hero__visual { order: 2; }
  .hero__copy { text-align: center; display: flex; flex-direction: column; align-items: center; }
  .hero__cta { justify-content: center; }
  .hero__facts { justify-content: center; }
  .hero__scroll { display: none; }

  .sheet { padding: 72px 0; border-radius: 32px; }

  .bento { grid-template-columns: 1fr 1fr; }
  .bento__card:nth-child(2), .bento__card:nth-child(3), .bento__card:nth-child(4) { grid-column: auto; }
  .bento__card--wide { grid-column: auto; }
  .bento__card--full { grid-column: 1 / -1; grid-template-columns: auto 1fr; row-gap: 14px; }
  .bento__card--full .bento__standards { grid-column: 2; }

  .app__layout { grid-template-columns: 1fr; }
  .app__phone-wrap { order: -1; }

  .buy__layout { grid-template-columns: 1fr; gap: 44px; }

  .safety__layout { grid-template-columns: 1fr; gap: 44px; }
  .partners__grid { grid-template-columns: 1fr 1fr; }
  .about__layout { grid-template-columns: 1fr; gap: 44px; }
  .contact__layout { grid-template-columns: 1fr; gap: 44px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .section { padding: 84px 0; }
  .section--sheet { padding: 22px 0; }
  .section__head { margin-bottom: 44px; }
  .sheet { padding: 60px 0; border-radius: 26px; }
  .products { grid-template-columns: 1fr; }
  .bento { grid-template-columns: 1fr; }
  .bento__card--wide { grid-column: auto; }
  .bento__card--full { grid-column: auto; grid-template-columns: 1fr; row-gap: 14px; }
  .bento__card--full .bento__standards { grid-column: 1; }
  .partners__grid { grid-template-columns: 1fr; }
  .field-grid { grid-template-columns: 1fr; }
  .contact__form { padding: 26px 20px; }
  .modal__panel { padding: 30px 20px 26px; border-radius: 22px; }
  .contact__form--modal { padding: 0; }
  .buy__thumbs { gap: 8px; }
  .footer__grid { grid-template-columns: 1fr; gap: 30px; }
  .device-stage { width: 100%; max-width: 320px; }
  .device-stage__ring { width: 340px; height: 340px; }
  .charger__body { width: 220px; }
  .charger__face { height: 306px; }
  .float-chip { font-size: 12px; padding: 9px 12px; }
  .float-chip--1 { left: 0; top: 2%; }
  .float-chip--2 { right: 0; }
  .float-chip--3 { left: 4%; }
  .phone { width: 280px; height: 578px; }
  .hero__facts li:not(:last-child)::after { margin: 0 10px; }
  .app-stats strong { font-size: 13px; }
}

@media (max-width: 400px) {
  .nav__actions .btn { display: none; }
}

/* ============================================================
   MOTION SAFETY
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .js .reveal { opacity: 1; transform: none; filter: none; }
  .fx-canvas { display: none; }
}