/* EV kWh Calculator marketing site */

:root {
  --bg: #0A0A0A;
  --bg-2: #0E0E0E;
  --card: #161616;
  --card-2: #1C1C1C;
  --chip: #262626;
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.14);
  --ink: #F5F5F5;
  --muted: #9A9A9A;
  --dim: #6B6B6B;
  --green: #3FFF8B;
  --green-2: #00C562;
  --green-deep: #166534;
  --green-ink: #063D1D;
  --shell: 1160px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--green); text-decoration: none; }
a:hover { color: #8dffba; }
::selection { background: var(--green); color: var(--green-ink); }
img { max-width: 100%; }

h1, h2, h3 { font-family: "Bricolage Grotesque", sans-serif; letter-spacing: -0.025em; }

.shell { max-width: var(--shell); margin: 0 auto; }

/* ---------- hero background ---------- */

.hero-wrap { position: relative; overflow: hidden; }
.dots {
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.08) 1.2px, transparent 1.2px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 80% 70% at 60% 40%, #000 30%, transparent 80%);
  pointer-events: none;
}
.glow {
  position: absolute;
  width: 900px; height: 900px;
  right: -200px; top: -120px;
  background: radial-gradient(circle, rgba(63,255,139,0.22), rgba(63,255,139,0) 65%);
  pointer-events: none;
  animation: drift 12s ease-in-out infinite alternate;
}
@keyframes drift { to { transform: translate(-80px, 60px) scale(1.08); } }

/* ---------- nav ---------- */

.nav {
  position: relative;
  padding: 20px 32px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav__icon { width: 44px; height: 44px; border-radius: 11px; box-shadow: 0 0 0 1px var(--line-2), 0 6px 20px rgba(63,255,139,0.18); }
.nav__word { font-family: "Bricolage Grotesque", sans-serif; font-weight: 800; font-size: 22px; letter-spacing: -0.02em; white-space: nowrap; }
.nav__word span { color: var(--green); }
.nav__spacer { flex: 1; }
.nav__links { display: flex; align-items: center; gap: 26px; font-size: 15px; font-weight: 600; }
.nav__links a { color: var(--muted); }
.nav__links a:hover { color: var(--ink); }
.nav__cta {
  background: var(--green);
  color: var(--green-ink) !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: 0 0 24px rgba(63,255,139,0.35);
}
.nav__cta:hover { background: #7dffb3; }

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding: 48px 32px 88px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.pill {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 13px; font-weight: 600; color: var(--muted);
  margin-bottom: 26px;
}
.pill__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); animation: pulse 1.8s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: 0.35; } }
.hero h1 {
  font-weight: 800;
  font-size: 68px;
  line-height: 0.98;
  margin: 0 0 24px;
  text-wrap: balance;
}
.hero h1 em {
  font-style: normal;
  color: var(--green);
  text-shadow: 0 0 40px rgba(63,255,139,0.45);
}
.hero__lede { font-size: 19px; line-height: 1.6; color: var(--muted); margin: 0 0 32px; max-width: 540px; text-wrap: pretty; }
.hero__actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.badge { display: inline-flex; }
.badge img { height: 54px; display: block; }
.price-note { font-size: 15px; color: var(--muted); }
.price-note strong { color: var(--ink); font-size: 17px; }
.hero__stats { display: flex; gap: 36px; margin-top: 44px; padding-top: 28px; border-top: 1px solid var(--line); }
.hero__stats b { display: block; font-family: "JetBrains Mono", monospace; font-weight: 800; font-size: 28px; color: var(--green); }
.hero__stats span { font-size: 13px; color: var(--dim); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 600; }

/* ---------- video player ---------- */

.player-wrap { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.player {
  position: relative;
  width: 340px;
  aspect-ratio: 9 / 16;
  border-radius: 48px;
  padding: 10px;
  background: #1C1C1E;
  box-shadow: 0 0 0 1px #3A3A3C, 0 40px 90px -20px rgba(63,255,139,0.35), 0 30px 60px -20px rgba(0,0,0,0.8);
  transform: rotate(2deg);
  transition: transform .5s cubic-bezier(.2,.9,.3,1.2);
}
.player:hover { transform: rotate(0deg) scale(1.02); }
.player video { display: block; width: 100%; height: 100%; object-fit: cover; border-radius: 39px; background: #000; }
.player__sound {
  position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 18px 11px 14px;
  border: 0; border-radius: 999px;
  background: rgba(10,10,10,0.72);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 0 0 1px rgba(63,255,139,0.5);
  color: var(--ink); font: 600 14px Inter, sans-serif;
  cursor: pointer;
  transition: opacity .3s, transform .2s;
}
.player__sound:hover { transform: translateX(-50%) scale(1.05); }
.player__sound svg { width: 20px; height: 20px; fill: var(--green); stroke: var(--green); stroke-width: 0; }
.player__sound .wave { fill: none; stroke-width: 2; stroke-linecap: round; animation: pulse 1.2s ease-in-out infinite; }
.player.is-sound .player__sound { opacity: 0; pointer-events: none; }
.player__caption { font-size: 13px; color: var(--dim); font-weight: 600; letter-spacing: 0.04em; }

/* ---------- section heads ---------- */

.section-head { text-align: center; max-width: 660px; margin: 0 auto 56px; }
.eyebrow {
  font-weight: 700; font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--green); margin-bottom: 14px;
}
.section-head h2 { font-weight: 800; font-size: 46px; line-height: 1.05; margin: 0 0 18px; text-wrap: balance; }
.section-head p { font-size: 18px; line-height: 1.6; color: var(--muted); margin: 0; text-wrap: pretty; }

/* ---------- live calculator ---------- */

.try { padding: 96px 32px 72px; }
.calc {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 32px;
  overflow: hidden;
  box-shadow: 0 40px 80px -40px rgba(63,255,139,0.2);
}
.calc__controls { padding: 36px; display: flex; flex-direction: column; gap: 28px; border-right: 1px solid var(--line); }
.field { display: flex; flex-direction: column; gap: 10px; }
.field__label { font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--dim); }
.field__label b { color: var(--ink); font-family: "JetBrains Mono", monospace; font-size: 14px; }
.field__label b.g { color: var(--green); }
.field__hint { font-size: 13px; color: var(--muted); }
select, .rate {
  width: 100%;
  appearance: none; -webkit-appearance: none;
  background: var(--card-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239A9A9A' stroke-width='2' fill='none'/%3E%3C/svg%3E") no-repeat right 16px center;
  color: var(--ink);
  border: 1px solid var(--line-2);
  border-radius: 14px;
  padding: 14px 40px 14px 16px;
  font: 600 16px Inter, sans-serif;
}
select:focus, .rate:focus-within { outline: 2px solid var(--green); outline-offset: 1px; }
.rate { display: flex; align-items: center; gap: 6px; background-image: none; padding-right: 16px; max-width: 200px; }
.rate span { color: var(--muted); }
.rate input { flex: 1; min-width: 0; background: none; border: 0; color: var(--ink); font: 600 16px "JetBrains Mono", monospace; outline: none; }

.range { position: relative; height: 36px; }
.range__track { position: absolute; left: 0; right: 0; top: 13px; height: 10px; border-radius: 5px; background: var(--chip); }
.range__fill { position: absolute; top: 0; bottom: 0; border-radius: 5px; background: linear-gradient(90deg, var(--green), var(--green-2)); box-shadow: 0 0 16px rgba(63,255,139,0.5); }
.range input {
  position: absolute; inset: 0; width: 100%; margin: 0;
  appearance: none; -webkit-appearance: none; background: none; pointer-events: none;
}
.range input::-webkit-slider-thumb {
  -webkit-appearance: none; pointer-events: auto; cursor: grab;
  width: 28px; height: 28px; border-radius: 50%;
  background: #fff; border: 4px solid var(--bg); box-shadow: 0 0 0 2px var(--dim);
}
.range input::-moz-range-thumb {
  pointer-events: auto; cursor: grab;
  width: 20px; height: 20px; border-radius: 50%;
  background: #fff; border: 4px solid var(--bg); box-shadow: 0 0 0 2px var(--dim);
}
.range input#hi::-webkit-slider-thumb { background: var(--green); box-shadow: 0 0 0 2px var(--green), 0 0 18px var(--green); }
.range input#hi::-moz-range-thumb { background: var(--green); box-shadow: 0 0 0 2px var(--green), 0 0 18px var(--green); }
.range input:focus-visible::-webkit-slider-thumb { outline: 2px solid #fff; outline-offset: 2px; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 0; border-radius: 999px; padding: 10px 15px;
  background: var(--chip); color: var(--ink);
  font: 600 14px Inter, sans-serif; cursor: pointer;
  transition: background .15s, transform .15s;
}
.chip:hover { background: #333; }
.chip[aria-checked="true"] { background: var(--green); color: var(--green-ink); box-shadow: 0 0 18px rgba(63,255,139,0.35); }
.chip:active { transform: scale(0.96); }

.calc__out { padding: 40px 36px; display: flex; flex-direction: column; gap: 28px; background: radial-gradient(ellipse at 50% 0%, rgba(63,255,139,0.08), transparent 60%); }
.batt { display: flex; align-items: center; gap: 6px; }
.batt__body { position: relative; flex: 1; height: 96px; border: 5px solid #3A3A3A; border-radius: 48px; padding: 8px; }
.batt__nub { width: 12px; height: 34px; border-radius: 6px; background: #3A3A3A; }
.batt__have, .batt__add { position: absolute; top: 8px; bottom: 8px; border-radius: 40px; transition: left .25s cubic-bezier(.2,.8,.2,1), width .25s cubic-bezier(.2,.8,.2,1); }
.batt__have { left: 8px; background: var(--green-deep); }
.batt__add {
  background: linear-gradient(90deg, var(--green), var(--green-2));
  box-shadow: 0 0 36px rgba(63,255,139,0.45);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.batt__add span { font-family: "JetBrains Mono", monospace; font-weight: 800; font-size: 20px; color: var(--green-ink); white-space: nowrap; }

.results { display: grid; grid-template-columns: repeat(3, 1fr); background: var(--card-2); border-radius: 22px; border: 1px solid var(--line); }
.result { padding: 22px 18px; text-align: center; }
.result + .result { border-left: 1px solid var(--line); }
.result__v { font-family: "JetBrains Mono", monospace; font-weight: 800; font-size: 32px; line-height: 1.1; white-space: nowrap; }
.result__v small { font-size: 0.55em; color: var(--muted); }
.result--g .result__v { color: var(--green); text-shadow: 0 0 20px rgba(63,255,139,0.35); }
.result__l { margin-top: 8px; font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--dim); }
.calc__notes { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--muted); min-height: 44px; }
.calc__notes .warn { color: #FFD166; }
.calc__cta { margin-top: auto; padding-top: 20px; border-top: 1px solid var(--line); font-size: 14px; line-height: 1.6; color: var(--muted); }
.calc__cta a { font-weight: 700; white-space: nowrap; }

/* ---------- features ---------- */

.features { padding: 72px 32px 24px; }
.split {
  display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center;
  margin-bottom: 110px;
}
.split--flip > :first-child { order: 2; }
.split--flip > :last-child { order: 1; }
.split__body h3 { font-weight: 800; font-size: 38px; line-height: 1.08; margin: 0 0 20px; text-wrap: balance; }
.split__body p { font-size: 17px; line-height: 1.65; color: var(--muted); margin: 0 0 16px; text-wrap: pretty; }
.split__body strong { color: var(--ink); }

.device-wrap { display: flex; justify-content: center; }
.device {
  background: #1C1C1E; border-radius: 50px; padding: 10px; width: 320px;
  box-shadow: 0 0 0 1px #3A3A3C, 0 40px 80px -30px rgba(63,255,139,0.25);
}
.device img { display: block; width: 100%; border-radius: 40px; }
.device--sm { width: 250px; border-radius: 42px; padding: 9px; }
.device--sm img { border-radius: 34px; }
.device--offset { margin-top: 48px; }
.device-pair { display: flex; justify-content: center; align-items: flex-start; gap: 20px; }

.taper { display: flex; align-items: flex-end; height: 120px; gap: 3px; margin-top: 28px; }
.taper div {
  position: relative; width: var(--w); height: var(--h);
  background: linear-gradient(180deg, var(--green), rgba(0,197,98,0.25));
  border-radius: 8px 8px 2px 2px;
  transform-origin: bottom; transform: scaleY(0.02);
  transition: transform .8s cubic-bezier(.2,.9,.3,1.1);
}
.taper div span { position: absolute; top: 8px; left: 0; right: 0; text-align: center; font: 800 12px "JetBrains Mono", monospace; color: var(--green-ink); }
.is-in .taper div { transform: scaleY(1); }
.is-in .taper div:nth-child(2) { transition-delay: .08s; }
.is-in .taper div:nth-child(3) { transition-delay: .16s; }
.is-in .taper div:nth-child(4) { transition-delay: .24s; }
.is-in .taper div:nth-child(5) { transition-delay: .32s; }
.taper__axis { position: relative; height: 20px; margin-top: 8px; font: 600 12px "JetBrains Mono", monospace; color: var(--dim); }
.taper__axis span { position: absolute; transform: translateX(-50%); }
.taper__axis span:nth-child(1) { left: 0; transform: none; }
.taper__axis span:nth-child(2) { left: 20%; }
.taper__axis span:nth-child(3) { left: 50%; }
.taper__axis span:nth-child(4) { left: 80%; }
.taper__axis span:nth-child(5) { left: 90%; }
.taper__axis span:nth-child(6) { right: 0; transform: none; }

/* ---------- band ---------- */

.band { padding: 0 32px 88px; }
.band__frame {
  border-radius: 28px; overflow: hidden;
  border: 1px solid var(--line-2);
  box-shadow: 0 40px 100px -40px rgba(63,255,139,0.3);
  background: #fafafa;
}
.band__frame img { display: block; width: 100%; }
.band__caption { margin-top: 22px; text-align: center; font-family: "Bricolage Grotesque", sans-serif; font-weight: 700; font-size: 24px; color: var(--muted); }

/* ---------- cards ---------- */

.cards { padding: 0 32px 88px; }
.cards__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 24px; padding: 32px 28px; transition: border-color .2s, transform .2s; }
.card:hover { border-color: rgba(63,255,139,0.4); transform: translateY(-4px); }
.card__stat { font-family: "JetBrains Mono", monospace; font-weight: 800; font-size: 40px; color: var(--green); margin-bottom: 14px; }
.card__title { font-family: "Bricolage Grotesque", sans-serif; font-weight: 800; font-size: 22px; margin-bottom: 10px; }
.card__body { font-size: 15px; line-height: 1.6; color: var(--muted); }

/* ---------- privacy ---------- */

.privacy { padding: 0 32px 100px; }
.privacy__inner {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center;
  padding: 48px; border-radius: 28px;
  background: linear-gradient(135deg, #0F2A1A, #0D0D0D 70%);
  border: 1px solid rgba(63,255,139,0.2);
}
.privacy h3 { font-weight: 800; font-size: 36px; line-height: 1.08; margin: 0 0 16px; }
.privacy p { font-size: 17px; line-height: 1.65; color: var(--muted); margin: 0; }
.privacy__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.privacy__item { position: relative; padding: 16px 16px 16px 44px; border-radius: 16px; background: rgba(255,255,255,0.04); border: 1px solid var(--line); font-weight: 600; font-size: 15px; }
.privacy__item::before { content: ""; position: absolute; left: 16px; top: 50%; width: 16px; height: 16px; margin-top: -8px; border-radius: 50%; background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='8'%3E%3Cpath d='M1 4l3 3 5-6' stroke='%23063D1D' stroke-width='2' fill='none'/%3E%3C/svg%3E") no-repeat center; }

/* ---------- pricing ---------- */

.pricing { padding: 0 32px 100px; }
.pricing__head { text-align: center; margin-bottom: 48px; }
.pricing__head h2 { font-weight: 800; font-size: 46px; margin: 0 0 14px; }
.pricing__head p { font-size: 18px; color: var(--muted); margin: 0; }
.pricing__grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 24px; }
.plan {
  background: var(--green); color: var(--green-ink);
  border-radius: 28px; padding: 40px;
  display: flex; flex-direction: column; align-items: flex-start;
  box-shadow: 0 30px 80px -30px rgba(63,255,139,0.6);
}
.plan__head { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; }
.plan__head img { width: 52px; height: 52px; border-radius: 13px; }
.plan__name { font-family: "Bricolage Grotesque", sans-serif; font-weight: 800; font-size: 22px; }
.plan__price { font-family: "Bricolage Grotesque", sans-serif; font-weight: 800; font-size: 96px; line-height: 0.9; letter-spacing: -0.04em; }
.plan__once { font-family: "Bricolage Grotesque", sans-serif; font-weight: 700; font-size: 28px; margin-bottom: 18px; }
.plan__body { font-size: 16px; line-height: 1.6; margin-bottom: 28px; max-width: 360px; }
.plan .badge { margin-top: auto; }
.compare { background: var(--card); border: 1px solid var(--line); border-radius: 28px; padding: 36px; }
.compare__eyebrow { font-weight: 700; font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--dim); margin-bottom: 12px; }
.compare__row { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.compare__row:last-child { border-bottom: 0; }
.compare__label { font-weight: 700; font-size: 17px; }
.compare__sub { font-size: 14px; color: var(--muted); margin-top: 4px; }
.compare__price { font-family: "JetBrains Mono", monospace; font-weight: 800; font-size: 17px; color: var(--muted); white-space: nowrap; }
.compare__row--us .compare__label, .compare__row--us .compare__price { color: var(--green); }

/* ---------- faq ---------- */

.faq { padding: 0 32px 100px; max-width: 820px; }
.faq h2 { text-align: center; font-weight: 800; font-size: 42px; margin: 0 0 40px; }
.faq__list { display: flex; flex-direction: column; gap: 12px; }
.faq__item { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 0 24px; }
.faq__item[open] { border-color: rgba(63,255,139,0.3); }
.faq__item summary {
  list-style: none; cursor: pointer;
  padding: 22px 32px 22px 0; position: relative;
  font-weight: 700; font-size: 17px;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font-size: 26px; font-weight: 400; color: var(--green); transition: transform .2s; }
.faq__item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq__item p { margin: 0 0 22px; font-size: 16px; line-height: 1.65; color: var(--muted); }

/* ---------- closer ---------- */

.closer { padding: 0 32px 100px; }
.closer__inner {
  position: relative; overflow: hidden;
  text-align: center; padding: 72px 32px;
  border-radius: 32px; border: 1px solid rgba(63,255,139,0.25);
  background: radial-gradient(ellipse at 50% 120%, rgba(63,255,139,0.35), transparent 60%), var(--bg-2);
}
.closer__icon { width: 96px; height: 96px; border-radius: 24px; box-shadow: 0 0 60px rgba(63,255,139,0.4); margin-bottom: 24px; }
.closer h2 { font-weight: 800; font-size: 54px; margin: 0 0 14px; }
.closer p { font-size: 18px; color: var(--muted); margin: 0 0 32px; }
.closer__actions { display: flex; justify-content: center; align-items: center; gap: 18px; flex-wrap: wrap; }
.closer__price { font-family: "JetBrains Mono", monospace; font-weight: 800; color: var(--green); }

/* ---------- footer ---------- */

.footer { border-top: 1px solid var(--line); padding: 28px 32px 36px; }
.footer__inner { display: flex; align-items: center; gap: 12px; }
.footer__icon { width: 32px; height: 32px; border-radius: 8px; }
.footer__name { font-weight: 700; }
.footer__spacer { flex: 1; }
.footer__links { display: flex; gap: 22px; font-size: 14px; font-weight: 600; }
.footer__links a { color: var(--muted); }
.footer__links a:hover { color: var(--ink); }
.footer__fine { margin-top: 18px; font-size: 13px; line-height: 1.6; color: var(--dim); }

/* ---------- reveal ---------- */

.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.8,.2,1); }
.js .reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .glow, .pill__dot, .player__sound .wave { animation: none; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .taper div { transform: none; transition: none; }
  .player, .player:hover { transform: none; }
}

/* ---------- responsive ---------- */

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; gap: 48px; padding-bottom: 64px; }
  .hero h1 { font-size: 52px; }
  .player { transform: none; }
  .calc { grid-template-columns: 1fr; }
  .calc__controls { border-right: 0; border-bottom: 1px solid var(--line); }
  .split, .split--flip { grid-template-columns: 1fr; gap: 40px; margin-bottom: 80px; }
  .split--flip > :first-child { order: 1; }
  .split--flip > :last-child { order: 2; }
  .split .device-wrap, .split .device-pair { order: 2 !important; }
  .split__body { order: 1 !important; }
  .cards__grid, .pricing__grid, .privacy__inner { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav { padding: 16px; }
  .nav__links a:not(.nav__cta) { display: none; }
  .nav__word { font-size: 18px; }
  .hero, .try, .features, .band, .cards, .privacy, .pricing, .faq, .closer { padding-left: 16px; padding-right: 16px; }
  .footer { padding-left: 16px; padding-right: 16px; }
  .hero { padding-top: 24px; }
  .hero h1 { font-size: 42px; }
  .hero__lede { font-size: 17px; }
  .hero__stats { gap: 22px; }
  .hero__stats b { font-size: 22px; }
  .player { width: min(300px, 82vw); }
  .section-head h2, .pricing__head h2 { font-size: 34px; }
  .split__body h3 { font-size: 30px; }
  .calc__controls, .calc__out { padding: 24px 20px; }
  .result { padding: 18px 8px; }
  .result__v { font-size: 22px; }
  .batt__body { height: 76px; }
  .batt__add span { font-size: 16px; }
  .device { width: min(300px, 80vw); }
  .device--sm { width: 42vw; }
  .privacy__inner { padding: 28px 22px; }
  .privacy__grid { grid-template-columns: 1fr; }
  .plan, .compare { padding: 28px 22px; }
  .plan__price { font-size: 76px; }
  .faq h2 { font-size: 32px; }
  .closer h2 { font-size: 38px; }
  .footer__inner { flex-wrap: wrap; }
  .taper__axis span:nth-child(5) { display: none; }
  .taper div span { font-size: 10px; }
}