/* ============================================================
   VPNDK Design System — base.css
   Design tokens, reset, typography, layout primitives,
   header, footer, buttons, cards, reveal, responsive
   ============================================================ */

/* ================= Design Tokens ================= */
:root {
  /* Colors — brand deep evergreen */
  --c-bg: #0D2B1E;
  --c-panel: #123726;
  --c-panel2: #17422F;
  --c-line: #25543C;
  --c-acc: #46D97F;
  --c-acc2: #2BA85C;
  --c-ink: #ECF7EF;
  --c-dim: #9FBFAC;
  --c-ok: #57C784;
  --c-warn: #E8C55A;
  --c-err: #F07A6B;

  /* Tints & overlays */
  --tint-acc: rgba(70,217,127,.10);
  --tint-acc-bd: rgba(70,217,127,.36);
  --halo: rgba(70,217,127,.14);
  --dots: rgba(159,191,172,.14);

  /* Shadows */
  --shade-app: 0 30px 64px rgba(3,14,9,.5), 0 8px 20px rgba(3,14,9,.34);
  --shade-chip: 0 18px 40px rgba(3,14,9,.42);
  --shade-cta: 0 10px 26px rgba(70,217,127,.26);
  --shade-card: 0 12px 32px rgba(3,14,9,.30);

  /* Radius */
  --rad-s: 8px;
  --rad-m: 12px;
  --rad-l: 18px;
  --rad-pill: 999px;

  /* Fonts */
  --ff-disp: 'Inter','Noto Sans SC','Noto Sans JP','Noto Sans KR',-apple-system,'PingFang SC','Hiragino Sans','Malgun Gothic',sans-serif;
  --ff-body: 'Inter','Noto Sans SC','Noto Sans JP','Noto Sans KR',-apple-system,'PingFang SC','Hiragino Sans','Malgun Gothic',sans-serif;
  --ff-mono: 'JetBrains Mono',ui-monospace,'SF Mono',Consolas,'Courier New',monospace;

  /* Layout */
  --gutter: 36px;
  --gutter-sm: 16px;
  --shell-max: 1224px;
  --header-h: 64px;
}

/* ================= Reset & Base ================= */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--c-bg);
  color: var(--c-ink);
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

code, pre {
  font-family: var(--ff-mono);
}

code {
  overflow-wrap: anywhere;
}

/* ================= Utilities ================= */
.no-break {
  white-space: nowrap;
}

.shell {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.wrap {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ================= Typography ================= */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--ff-disp);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

h1 {
  font-size: clamp(28px, 4.5vw, 58px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.018em;
}

h2 {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
}

h3 {
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
}

h4 {
  font-size: 16px;
  font-weight: 700;
}

p {
  line-height: 1.8;
}

.lead {
  font-size: 18px;
  line-height: 1.8;
  color: var(--c-dim);
}

.muted {
  color: var(--c-dim);
}

.accent {
  color: var(--c-acc);
}

/* ================= Focus Visible ================= */
:focus-visible {
  outline: 2px solid var(--c-acc);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ================= Header ================= */
.site-head {
  height: var(--header-h);
  border-bottom: 1px solid var(--c-line);
  position: relative;
  z-index: 20;
  background: var(--c-bg);
}

.head-row {
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 26px;
}

.brand-lock {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  flex: none;
}

.brand-word {
  font-family: var(--ff-disp);
  font-weight: 800;
  font-size: 17.5px;
  letter-spacing: .03em;
  color: var(--c-ink);
}

.nav-pills {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-pills a {
  font-size: 13.5px;
  color: var(--c-dim);
  padding: 7px 12px;
  border-radius: var(--rad-pill);
  transition: color .15s, background .15s;
  white-space: nowrap;
}

.nav-pills a:hover {
  color: var(--c-ink);
}

.nav-pills a[aria-current="page"] {
  background: var(--tint-acc);
  color: var(--c-acc);
  font-weight: 700;
}

.head-end {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-tab {
  font-size: 12.5px;
  color: var(--c-dim);
  padding: 6px 11px;
  border: 1px solid var(--c-line);
  border-radius: var(--rad-s);
  cursor: pointer;
  position: relative;
  background: var(--c-panel);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
}

.lang-tab:hover {
  color: var(--c-ink);
  border-color: var(--tint-acc-bd);
}

.lang-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--c-panel2);
  border: 1px solid var(--c-line);
  border-radius: var(--rad-s);
  padding: 6px;
  min-width: 140px;
  box-shadow: var(--shade-chip);
  display: none;
  z-index: 30;
}

.lang-menu.open {
  display: block;
}

.lang-menu a {
  display: block;
  font-size: 13px;
  color: var(--c-dim);
  padding: 8px 12px;
  border-radius: 6px;
  white-space: nowrap;
}

.lang-menu a:hover {
  color: var(--c-ink);
  background: var(--tint-acc);
}

.lang-menu a[aria-current="true"] {
  color: var(--c-acc);
  font-weight: 700;
  background: var(--tint-acc);
}

.login-go {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--c-bg);
  background: linear-gradient(140deg, var(--c-acc), var(--c-acc2));
  padding: 8px 20px;
  border-radius: var(--rad-s);
  transition: filter .15s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
}

.login-go:hover {
  filter: brightness(1.07);
}

/* Logo SVG classes */
.mark-frame {
  fill: none;
  stroke: var(--c-acc);
  stroke-width: 1.7;
}

.mark-arc {
  fill: none;
  stroke: url(#gArc);
  stroke-width: 2.2;
  stroke-linecap: round;
}

.mark-pt {
  fill: url(#gArc);
}

.gs-a { stop-color: #2BA85C; }
.gs-b { stop-color: #46D97F; }

/* ================= Mobile Menu ================= */
.menu-toggle {
  display: none;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--c-dim);
  font-size: 22px;
  border: 1px solid var(--c-line);
  border-radius: var(--rad-s);
  background: var(--c-panel);
  flex: none;
}

.menu-toggle:hover {
  color: var(--c-ink);
  border-color: var(--tint-acc-bd);
}

.drawer {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--c-bg);
  z-index: 50;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 20px var(--gutter-sm);
}

.drawer a {
  display: block;
  width: 100%;
  font-size: 16px;
  color: var(--c-ink);
  padding: 14px 12px;
  border-radius: var(--rad-s);
  border-bottom: 1px solid var(--c-line);
}

.drawer a:hover {
  background: var(--c-panel);
}

.drawer a[aria-current="page"] {
  color: var(--c-acc);
  font-weight: 700;
  background: var(--tint-acc);
}

.drawer .drawer-langs {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--c-line);
}

.drawer .drawer-langs a {
  color: var(--c-dim);
}

html.nav-open {
  overflow: hidden;
}

html.nav-open .site-head {
  border-bottom-color: var(--tint-acc-bd);
}

/* ================= Buttons ================= */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-size: 15.5px;
  font-weight: 800;
  color: var(--c-bg);
  background: var(--c-acc);
  padding: 15px 32px;
  border-radius: var(--rad-m);
  box-shadow: var(--shade-cta);
  transition: transform .15s, background .15s;
  border: none;
  cursor: pointer;
  min-height: 52px;
}

.btn-primary:hover {
  transform: translateY(-1px);
  background: var(--c-ok);
}

.btn-primary svg {
  display: block;
  flex: none;
}

.btn-plain {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-ink);
  border: 1px solid var(--c-line);
  background: var(--c-panel);
  padding: 14px 26px;
  border-radius: var(--rad-m);
  transition: background .15s, border-color .15s;
  min-height: 48px;
  cursor: pointer;
}

.btn-plain:hover {
  background: var(--c-panel2);
  border-color: var(--tint-acc-bd);
}

.btn-sm {
  font-size: 13px;
  padding: 9px 18px;
  min-height: 38px;
  border-radius: var(--rad-s);
}

.btn-ghost {
  color: var(--c-acc);
  background: transparent;
  border: 1px solid var(--tint-acc-bd);
}

.btn-ghost:hover {
  background: var(--tint-acc);
}

/* ================= Cards & Panels ================= */
.card {
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--rad-l);
  padding: 28px;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}

.card:hover {
  border-color: var(--tint-acc-bd);
}

.card-panel2 {
  background: var(--c-panel2);
}

.card-accent {
  border-color: var(--tint-acc-bd);
  box-shadow: var(--shade-card);
}

/* ================= Reveal System ================= */
.reveal {
  transition: opacity .5s ease, transform .5s ease;
}

.reveal.pending {
  opacity: 0;
  transform: translateY(16px);
}

.reveal.shown {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal.pending,
  .reveal.shown {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ================= Hero ================= */
.hero {
  position: relative;
  overflow: hidden;
  overflow-x: clip;
}

.hero-halo {
  position: absolute;
  width: 760px;
  height: 560px;
  right: -140px;
  bottom: -220px;
  background: radial-gradient(ellipse at center, var(--halo) 0%, transparent 62%);
  pointer-events: none;
  animation: soften 9s ease-in-out infinite;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 45% 55%;
  gap: 48px;
  align-items: center;
  padding-top: 56px;
  padding-bottom: 64px;
}

.pitch {
  position: relative;
  z-index: 4;
  min-width: 0;
}

.tagchip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 12.5px;
  color: var(--c-dim);
  border: 1px solid var(--c-line);
  background: var(--c-panel);
  border-radius: var(--rad-s);
  padding: 7px 13px;
  margin-bottom: 20px;
  max-width: 100%;
}

.tagchip code {
  font-family: var(--ff-mono);
  font-size: 11.5px;
  color: var(--c-acc);
  background: var(--tint-acc);
  border-radius: 5px;
  padding: 2px 7px;
  overflow-wrap: anywhere;
}

.pitch-sub {
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--c-dim);
  max-width: 500px;
  margin-bottom: 20px;
}

.pitch-sub strong {
  color: var(--c-ink);
  font-weight: 700;
}

.cta-row {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.cta-main {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-size: 15.5px;
  font-weight: 800;
  color: var(--c-bg);
  background: var(--c-acc);
  padding: 15px 32px;
  border-radius: var(--rad-m);
  box-shadow: var(--shade-cta);
  transition: transform .15s, background .15s;
  min-height: 52px;
}

.cta-main:hover {
  transform: translateY(-1px);
  background: var(--c-ok);
}

.cta-main svg {
  display: block;
  flex: none;
}

.cta-plain {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-ink);
  border: 1px solid var(--c-line);
  background: var(--c-panel);
  padding: 14px 26px;
  border-radius: var(--rad-m);
  transition: background .15s, border-color .15s;
  min-height: 48px;
}

.cta-plain:hover {
  background: var(--c-panel2);
  border-color: var(--tint-acc-bd);
}

.kw {
  background: linear-gradient(112deg, var(--c-acc) 12%, var(--c-acc2) 92%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.proofs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-bottom: 22px;
}

.proofs li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--c-dim);
  min-width: 0;
}

.tick {
  fill: none;
  stroke: var(--c-acc);
  stroke-width: 2.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: none;
}

.os-row {
  display: flex;
  align-items: center;
  gap: 16px;
  border-top: 1px solid var(--c-line);
  padding-top: 16px;
  flex-wrap: wrap;
}

.os-cap {
  font-size: 12px;
  color: var(--c-dim);
  flex: none;
}

.os-it {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--c-dim);
  flex: none;
}

.os-it svg {
  color: var(--c-dim);
  flex: none;
  display: block;
}

/* ================= Hero Device ================= */
.stage {
  position: relative;
  z-index: 2;
  padding: 34px 0 30px 8px;
  min-width: 0;
}

.plate {
  position: absolute;
  top: 8px;
  right: -6px;
  bottom: 6px;
  left: 44px;
  border: 1px solid var(--tint-acc-bd);
  border-radius: var(--rad-l);
  background-color: var(--c-panel);
  background-image: radial-gradient(var(--dots) 1px, transparent 1.5px);
  background-size: 20px 20px;
  transform: rotate(-1.8deg);
  opacity: .7;
  pointer-events: none;
}

.app {
  position: relative;
  max-width: 604px;
  margin-left: auto;
  background: var(--c-panel2);
  border: 1px solid var(--c-line);
  border-radius: var(--rad-l);
  box-shadow: var(--shade-app);
}

.app-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--c-line);
}

.tl {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex: none;
}

.tl.a { background: var(--c-err); }
.tl.b { background: var(--c-warn); }
.tl.c { background: var(--c-ok); }

.app-name {
  font-family: var(--ff-mono);
  font-size: 11.5px;
  color: var(--c-dim);
  margin-left: 9px;
  letter-spacing: .03em;
}

.app-mode {
  margin-left: auto;
  display: inline-flex;
  gap: 2px;
  border: 1px solid var(--c-line);
  border-radius: var(--rad-pill);
  padding: 2px;
}

.app-mode i {
  font-style: normal;
  font-size: 10.5px;
  padding: 3px 11px;
  border-radius: var(--rad-pill);
  color: var(--c-dim);
}

.app-mode i.on {
  background: var(--tint-acc);
  color: var(--c-acc);
  font-weight: 700;
}

.app-cols {
  display: grid;
  grid-template-columns: 1.04fr 1fr;
}

.col-l {
  padding: 15px 13px;
  border-right: 1px solid var(--c-line);
  min-width: 0;
}

.col-cap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-size: 10.5px;
  letter-spacing: .16em;
  color: var(--c-dim);
  padding: 0 5px;
  margin-bottom: 11px;
}

.col-cap b {
  font-family: var(--ff-mono);
  font-weight: 400;
  letter-spacing: 0;
  color: var(--c-acc);
  font-size: 11px;
}

.ln {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 9px;
  border-radius: 10px;
  border: 1px solid transparent;
  margin-bottom: 3px;
}

.ln .ln-nm {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-ink);
}

.ln .ln-tp {
  margin-left: auto;
  font-size: 10.5px;
  color: var(--c-dim);
  border: 1px solid var(--c-line);
  border-radius: var(--rad-pill);
  padding: 2px 9px;
  flex: none;
}

.ln .ln-st {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-ok);
  flex: none;
  animation: beat 2.6s ease-in-out infinite;
}

.ln.pick {
  background: var(--tint-acc);
  border-color: var(--tint-acc-bd);
}

.ln.pick .ln-tp {
  color: var(--c-acc);
  border-color: var(--tint-acc-bd);
}

.fg {
  display: block;
  flex: none;
}

.col-r {
  padding: 15px 15px;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.rr {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 3px;
  border-bottom: 1px solid var(--c-line);
}

.rr:last-of-type {
  border-bottom: 0;
}

.rr-tx {
  min-width: 0;
}

.rr-tx b {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 2px;
}

.rr-tx span {
  font-size: 11px;
  color: var(--c-dim);
}

.togl {
  margin-left: auto;
  width: 34px;
  height: 20px;
  border-radius: var(--rad-pill);
  background: var(--c-acc2);
  position: relative;
  flex: none;
}

.togl::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--c-ink);
  top: 3px;
  right: 3px;
}

.conn {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  background: var(--c-acc);
  color: var(--c-bg);
  font-weight: 800;
  font-size: 13.5px;
  border-radius: var(--rad-m);
  padding: 13px 10px;
  box-shadow: var(--shade-cta);
  min-height: 44px;
}

.conn i {
  font-style: normal;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-bg);
  animation: beat 2.6s ease-in-out infinite;
  flex: none;
}

.app-ft {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 16px;
  border-top: 1px solid var(--c-line);
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--c-dim);
}

.app-ft em {
  font-style: normal;
  color: var(--c-line);
}

.hitcard {
  position: absolute;
  left: auto;
  right: 14px;
  bottom: 52px;
  z-index: 6;
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--rad-m);
  box-shadow: var(--shade-chip);
  padding: 12px 15px;
  animation: drift 7s ease-in-out infinite;
  max-width: 220px;
}

.hitcard h3 {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--c-dim);
  font-weight: 600;
  margin-bottom: 9px;
  display: flex;
  align-items: center;
  gap: 7px;
}

.hitcard h3 i {
  font-style: normal;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-acc);
  animation: beat 2.6s ease-in-out infinite;
  flex: none;
}

.hitcard p {
  font-family: var(--ff-mono);
  font-size: 11.5px;
  color: var(--c-ink);
  margin-bottom: 5px;
}

.hitcard p:last-child {
  margin-bottom: 0;
}

.hitcard p b {
  font-weight: 400;
  color: var(--c-acc);
}

.hitcard p em {
  font-style: normal;
  color: var(--c-dim);
}

/* ================= Facts Band ================= */
.facts {
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-panel);
}

.facts-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding-top: 20px;
  padding-bottom: 20px;
}

.fact {
  display: flex;
  align-items: baseline;
  gap: 10px;
  justify-content: center;
  min-width: 0;
}

.fact b {
  font-family: var(--ff-mono);
  font-weight: 700;
  font-size: 21px;
  color: var(--c-acc);
  letter-spacing: -0.01em;
  flex: none;
}

.fact span {
  font-size: 12.5px;
  color: var(--c-dim);
}

/* ================= Section ================= */
.sec {
  padding-top: 72px;
  padding-bottom: 72px;
}

.sec-tight {
  padding-top: 40px;
  padding-bottom: 40px;
}

.sec-head {
  margin-bottom: 40px;
}

.sec-kicker {
  font-size: 11.5px;
  letter-spacing: .22em;
  color: var(--c-acc);
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.sec-title {
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin-bottom: 14px;
}

.sec-desc {
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-dim);
  max-width: 640px;
}

/* ================= Tease ================= */
.tease {
  padding-top: 34px;
  padding-bottom: 120px;
}

.tease .tease-kicker {
  font-size: 11.5px;
  letter-spacing: .22em;
  color: var(--c-acc);
  font-weight: 700;
  margin-bottom: 12px;
}

.tease h2 {
  font-family: var(--ff-disp);
  font-weight: 800;
  font-size: 29px;
  letter-spacing: -0.01em;
}

/* ================= Footer ================= */
.site-foot {
  border-top: 1px solid var(--c-line);
  background: var(--c-panel);
  padding-top: 48px;
}

.foot-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
}

.foot-brand .brand-lock {
  margin-bottom: 14px;
}

.foot-tag {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--c-dim);
  max-width: 320px;
}

.foot-col h3 {
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-dim);
  margin-bottom: 16px;
  font-weight: 700;
}

.foot-col ul {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.foot-col a {
  font-size: 13.5px;
  color: var(--c-dim);
  transition: color .15s;
  display: inline-block;
}

.foot-col a:hover {
  color: var(--c-acc);
}

.foot-hot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.foot-hot a {
  font-size: 12.5px;
  color: var(--c-dim);
  border: 1px solid var(--c-line);
  border-radius: var(--rad-pill);
  padding: 5px 12px;
  transition: color .15s, border-color .15s, background .15s;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.foot-hot a:hover {
  color: var(--c-acc);
  border-color: var(--tint-acc-bd);
  background: var(--tint-acc);
}

.foot-bottom {
  border-top: 1px solid var(--c-line);
  padding-top: 20px;
  padding-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.foot-langs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.foot-langs a {
  font-size: 12px;
  color: var(--c-dim);
  padding: 4px 8px;
  border-radius: 4px;
  transition: color .15s, background .15s;
}

.foot-langs a:hover {
  color: var(--c-ink);
  background: var(--tint-acc);
}

.foot-langs a[aria-current="true"] {
  color: var(--c-acc);
  font-weight: 700;
}

.foot-legal {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.foot-legal a {
  font-size: 12.5px;
  color: var(--c-dim);
  transition: color .15s;
}

.foot-legal a:hover {
  color: var(--c-acc);
}

.foot-copy {
  font-size: 12px;
  color: var(--c-dim);
  flex: none;
}

/* ================= Animations ================= */
@keyframes beat {
  0%, 100% { opacity: 1; }
  50% { opacity: .32; }
}

@keyframes drift {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

@keyframes soften {
  0%, 100% { opacity: 1; }
  50% { opacity: .55; }
}

@media (prefers-reduced-motion: reduce) {
  .ln .ln-st,
  .conn i,
  .hitcard,
  .hitcard h3 i,
  .hero-halo {
    animation: none !important;
  }
}

/* ================= Responsive ================= */
@media (max-width: 1120px) {
  .nav-pills {
    display: none;
  }
  .menu-toggle {
    display: inline-flex;
  }
  .drawer {
    display: none;
  }
  .drawer.open {
    display: block;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    padding-top: 40px;
  }
  .pitch h1 {
    font-size: clamp(30px, 5vw, 44px);
  }
  .plate {
    left: 12px;
  }
  .app {
    margin: 0 auto;
  }
  .facts-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .foot-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --gutter: var(--gutter-sm);
  }
  .hero-grid {
    gap: 32px;
  }
  .pitch h1 {
    font-size: clamp(28px, 6vw, 40px);
  }
  .pitch-sub {
    font-size: 15px;
  }
  .cta-row {
    gap: 10px;
  }
  .cta-main {
    padding: 13px 24px;
    font-size: 14.5px;
  }
  .cta-plain {
    padding: 12px 20px;
    font-size: 14px;
  }
  .stage {
    padding-left: 0;
    padding-right: 0;
  }
  .plate {
    left: 4px;
    right: 4px;
    transform: none;
  }
  .app {
    max-width: 100%;
  }
  .app-cols {
    grid-template-columns: 1fr;
  }
  .col-l {
    border-right: 0;
    border-bottom: 1px solid var(--c-line);
  }
  .hitcard {
    display: none;
  }
  .facts-row {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .fact b {
    font-size: 18px;
  }
  .foot-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .foot-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .head-end {
    margin-left: auto;
  }
}

@media (max-width: 480px) {
  .brand-word {
    font-size: 16px;
  }
  .lang-tab {
    padding: 5px 8px;
    font-size: 12px;
  }
  .login-go {
    padding: 7px 14px;
    font-size: 12.5px;
    min-height: 34px;
  }
  .tagchip {
    font-size: 11.5px;
    padding: 6px 10px;
  }
  .proofs {
    gap: 6px 12px;
  }
  .os-row {
    gap: 10px;
  }
  .os-it {
    font-size: 11.5px;
  }
  .facts-row {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .fact {
    justify-content: flex-start;
  }
}

/* ================= Overflow Protection ================= */
@media (max-width: 640px) {
  .tilt-card,
  [class*="tilt-"] {
    transform: none !important;
  }
}

code {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.grid > *,
.hero-grid > *,
.facts-row > *,
.foot-grid > * {
  min-width: 0;
}