/* ============================================================
   Gravity VPN — style.css
   Direction: операторская ясность, схема метро + окно терминала,
   для людей, уставших от маркетинга.
   Палитра: Newsprint (anti-slop-frontend references/palettes.md)
   ============================================================ */

:root {
  --bg: #F4F1EA;
  --surface: #EBE7DD;
  --text: #1C1A16;
  --muted: #7D7A72;
  --accent: #C0392B;
  --ok: #1C3A2B;
  --line: color-mix(in srgb, var(--text) 16%, transparent);
  --on-accent: #F4F1EA;
  --term-bg: var(--text);
  --term-fg: var(--bg);
  --term-ok: color-mix(in srgb, var(--ok) 55%, #fff);
  --font-display: 'Space Mono', 'Courier New', monospace;
  --font-body: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  color-scheme: light;
}

/* Тёмная тема: тот же конструктивизм на тёплом чёрном.
   Включается атрибутом data-theme на <html> — его ставит bootstrap-скрипт
   в <head> (сохранённый выбор, иначе системная тема). */

:root[data-theme="dark"] {
  --bg: #141210;
  --surface: #1F1B17;
  --text: #EDE8DD;
  --muted: #8F8879;
  --accent: #E05A3D;
  --ok: #7FB08A;
  --on-accent: #EDE8DD;
  --term-bg: #201C17;
  --term-fg: #EDE8DD;
  --term-ok: #7FB08A;
  color-scheme: dark;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
}

::selection { background: var(--accent); color: var(--on-accent); }

a { color: inherit; }

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.shell { max-width: 1180px; margin-inline: auto; padding-inline: clamp(18px, 4vw, 44px); }

/* ---------- шапка ---------- */

.site-head { border-bottom: 1px solid var(--line); }

.site-head .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 24px;
  min-height: 64px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
}

.wordmark::before { content: ''; width: 10px; height: 10px; background: var(--accent); flex: none; }

.nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 26px;
  font-family: var(--font-display);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover { color: var(--text); text-decoration: underline; text-underline-offset: 5px; }

.nav .nav-cta { background: var(--accent); color: var(--on-accent); padding: 9px 14px; }
.nav .nav-cta:hover { background: var(--text); text-decoration: none; }

/* переключатель темы */

.theme-toggle {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 8px 12px;
  cursor: pointer;
}

.theme-toggle:hover { color: var(--text); border-color: var(--text); }

.head-right { display: flex; align-items: center; gap: 20px; }

/* ---------- кнопки ---------- */

.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  text-align: center;
  padding: 14px 22px;
  border: 1px solid var(--text);
  border-radius: 0;
  background: var(--text);
  color: var(--bg);
  cursor: pointer;
}

.btn:hover { background: var(--accent); border-color: var(--accent); }

.btn-ghost { background: transparent; color: var(--text); }
.btn-ghost:hover { background: transparent; border-color: var(--accent); color: var(--accent); }

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

.hero { border-bottom: 1px solid var(--line); }

.hero-grid { display: grid; grid-template-columns: 7fr 5fr; }

.hero-copy { padding: clamp(56px, 9vh, 112px) clamp(24px, 3.5vw, 56px) clamp(56px, 9vh, 112px) 0; }

.kicker {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 22px;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.75rem, 6.5vw, 5.4rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero h1 .em { color: var(--accent); }

.lede { font-size: 1.25rem; line-height: 1.55; color: var(--muted); max-width: 54ch; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-top: 38px;
}

.hero-side {
  border-left: 1px solid var(--line);
  padding: clamp(40px, 7vh, 80px) 0 clamp(40px, 7vh, 80px) clamp(24px, 3.5vw, 48px);
  display: flex;
  flex-direction: column;
  gap: 32px;
  justify-content: center;
  min-width: 0;
}

/* ---------- терминал ---------- */

.term {
  background: var(--term-bg);
  color: var(--term-fg);
  font-family: var(--font-display);
  font-size: 0.82rem;
  line-height: 1.9;
  padding: 20px 22px;
  overflow-x: auto;
}

.t-line { display: flex; gap: 12px; white-space: nowrap; }
.t-p { color: var(--accent); flex: none; }
.t-ok { color: var(--term-ok); }

/* ---------- схема маршрута ---------- */

.route svg { display: block; width: 100%; height: auto; }

.route-line {
  fill: none;
  stroke: var(--line);
  stroke-width: 1.5;
  stroke-dasharray: 4 8;
  animation: crawl 1.2s linear infinite;
}

@keyframes crawl { to { stroke-dashoffset: -12; } }

.route-node { fill: var(--bg); stroke: var(--text); stroke-width: 1.5; }
.route-end { fill: var(--accent); stroke: var(--accent); }
.route-packet { fill: var(--accent); }

.route figcaption {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 12px;
  font-family: var(--font-display);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 10px;
}

/* ---------- статистика ---------- */

.stats { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }

.stat { padding: 22px 28px 22px 0; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }

.stat b {
  display: block;
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.stat span {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- секции ---------- */

.section { padding: clamp(56px, 9vh, 96px) 0; }
.section + .section { border-top: 1px solid var(--line); }

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-bottom: 34px;
}

.section-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 3.4vw, 2.3rem);
  letter-spacing: -0.01em;
}

.idx {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ---------- возможности: плотные строки ---------- */

.f-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) 240px;
  gap: 28px;
  align-items: baseline;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}

.f-row:last-child { border-bottom: 1px solid var(--line); }

.f-num { font-family: var(--font-display); font-size: 0.8rem; color: var(--muted); }

.f-body { min-width: 0; }

.f-body h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.f-body p { color: var(--muted); max-width: 62ch; }

.f-meta {
  font-family: var(--font-display);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: right;
}

/* ---------- тарифы: строки-меню ---------- */

.rates { border-top: 1px solid var(--line); }

.rate {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr) auto auto;
  gap: 24px;
  align-items: center;
  padding: 26px 22px;
  border-bottom: 1px solid var(--line);
}

.rate-hot { background: var(--accent); color: var(--on-accent); }

.rate-name { font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; }

.rate-tag {
  display: block;
  margin-top: 4px;
  font-family: var(--font-display);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--on-accent) 72%, transparent);
}

.rate-desc { color: var(--muted); }
.rate-hot .rate-desc { color: color-mix(in srgb, var(--on-accent) 78%, transparent); }

.rate-price {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.45rem;
  text-align: right;
  white-space: nowrap;
}

.rate-price small {
  display: block;
  font-weight: 400;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.rate-hot .rate-price small { color: color-mix(in srgb, var(--on-accent) 72%, transparent); }

.rate-hot .btn { background: var(--bg); border-color: var(--bg); color: var(--text); }
.rate-hot .btn:hover { background: var(--text); border-color: var(--text); color: var(--bg); }

.fine { margin-top: 20px; color: var(--muted); font-size: 0.92rem; }

/* ---------- строки-меню на лендинге ---------- */

.menu-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: 28px 22px;
  border-top: 1px solid var(--line);
  text-decoration: none;
}

.menu-row:last-child { border-bottom: 1px solid var(--line); }
.menu-row:hover { background: var(--surface); }
.menu-row:hover .menu-arrow { color: var(--accent); transform: translateX(4px); }

.menu-body { display: flex; flex-direction: column; gap: 4px; min-width: 0; }

.menu-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
}

.menu-desc { color: var(--muted); }

.menu-arrow {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--muted);
  transition: color 0.15s ease, transform 0.15s ease;
}

/* ---------- страницы-разделы (возможности, тарифы) ---------- */

.page-intro { margin: 20px 0 46px; max-width: 60ch; color: var(--muted); font-size: 1.15rem; }

.cta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px 24px;
}

.cta-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 2.4vw, 1.8rem);
  letter-spacing: -0.01em;
}

/* активный пункт навигации */

.nav a[aria-current="page"] { color: var(--text); text-decoration: underline; text-underline-offset: 5px; }

/* ---------- футер ---------- */

.foot { padding: clamp(48px, 7vh, 72px) 0 36px; }

.foot .cols {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 36px;
}

.foot-about { margin-top: 14px; color: var(--muted); font-size: 0.95rem; max-width: 32ch; }

.foot h4 {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.foot ul { list-style: none; }
.foot li + li { margin-top: 4px; }
.foot a { font-size: 0.95rem; text-decoration: none; }
.foot a:hover { text-decoration: underline; text-underline-offset: 3px; }

.foot-bottom {
  margin-top: 52px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 16px;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- страницы входа / регистрации ---------- */

.auth-wrap { min-height: 100vh; display: flex; flex-direction: column; }

.auth-main { flex: 1; display: flex; align-items: center; justify-content: center; padding: 56px 20px; }

.auth-frame { width: min(460px, 100%); border: 1px solid var(--text); }

.auth-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid var(--text);
  background: var(--surface);
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.auth-bar .sq { width: 8px; height: 8px; background: var(--accent); }

.auth-body { padding: 32px 28px 36px; }

.auth-body h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.9rem;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: 10px;
}

.auth-sub { color: var(--muted); margin-bottom: 30px; }

.field { margin-bottom: 20px; }

.field label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.field input {
  width: 100%;
  padding: 11px 13px;
  font-family: var(--font-body);
  font-size: 1.05rem;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 0;
  color: var(--text);
}

.field input:focus { outline: 2px solid var(--accent); outline-offset: 2px; border-color: var(--text); }

.auth-body .btn { width: 100%; margin-top: 8px; }

.form-error {
  font-family: var(--font-display);
  font-size: 0.78rem;
  color: var(--accent);
  margin: -8px 0 16px;
}

.auth-alt { margin-top: 22px; text-align: center; font-size: 0.95rem; }
.auth-alt a { color: var(--accent); }

.auth-note {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
}

.back-link {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
}

.back-link:hover { color: var(--text); text-decoration: underline; text-underline-offset: 4px; }

.head-user { font-family: var(--font-display); font-size: 0.78rem; color: var(--muted); }

/* ---------- профиль подписки ---------- */

.sub-box { border: 1px solid var(--line); padding: 18px 20px; margin: 26px 0 18px; }

.sub-label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.sub-row { display: flex; gap: 10px; flex-wrap: wrap; }

.sub-input {
  flex: 1 1 300px;
  min-width: 0;
  padding: 11px 13px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 0;
  color: var(--text);
}

.sub-input:focus { outline: 2px solid var(--accent); outline-offset: 2px; border-color: var(--text); }

.sub-note { color: var(--muted); font-size: 0.85rem; margin-top: 12px; max-width: 62ch; }

.dot.warn { background: var(--accent); }

/* ---------- дашборд ---------- */

.dash-grid { display: grid; grid-template-columns: 7fr 5fr; }

.dash-main { padding: clamp(40px, 6vh, 64px) clamp(24px, 3vw, 48px) 72px 0; min-width: 0; }
.dash-side { border-left: 1px solid var(--line); padding: clamp(40px, 6vh, 64px) 0 72px clamp(24px, 3vw, 40px); min-width: 0; }

.page-title h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}

.page-title .idx { display: block; margin-bottom: 14px; }

.status-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  align-items: center;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  margin: 28px 0 18px;
}

.dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--muted);
  vertical-align: 1px;
}

.dot.on { background: var(--ok); }
.dot.busy { background: var(--accent); animation: blink 1s steps(2, start) infinite; }

@keyframes blink { 50% { opacity: 0.25; } }

.status-line b { font-weight: 700; }

.connect {
  width: 100%;
  padding: 24px 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--text);
  border-radius: 0;
  background: var(--text);
  color: var(--bg);
  cursor: pointer;
}

.connect:hover { background: var(--accent); border-color: var(--accent); }
.connect.is-busy { background: var(--surface); border-color: var(--line); color: var(--muted); cursor: wait; }
.connect.is-on { background: var(--ok); border-color: var(--ok); }
.connect.is-on:hover { background: var(--ok); border-color: var(--ok); }

/* туннель: прорисовка при подключении */

.tunnel { margin: 26px 0 36px; }

.tunnel .route-line { animation: crawl 1.2s linear infinite; }
.tunnel.is-busy .route-line { animation: crawl 0.4s linear infinite; }
.tunnel.is-on .route-line { opacity: 0.25; }

.route-draw {
  fill: none;
  stroke: var(--ok);
  stroke-width: 2;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
}

.tunnel.is-busy:not(.is-tearing) .route-draw { animation: draw 1.4s ease-out forwards; }
.tunnel.is-tearing .route-draw { animation: draw 0.7s ease-in reverse forwards; }
.tunnel.is-on .route-draw { stroke-dashoffset: 0; }

@keyframes draw { from { stroke-dashoffset: 100; } to { stroke-dashoffset: 0; } }

/* список серверов */

.srv-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin: 8px 0 14px;
}

.srv-head h2 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; }

.srv-note {
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.srv-list { border-top: 1px solid var(--line); }

.srv {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 120px 80px 90px 70px;
  gap: 16px;
  align-items: center;
  width: 100%;
  padding: 13px 14px;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.srv:hover { background: var(--surface); }
.srv.selected { background: var(--surface); box-shadow: inset 3px 0 0 var(--accent); }

.srv-name { font-weight: 700; }
.srv-country { color: var(--muted); font-size: 0.75rem; }
.srv-ping { text-align: right; color: var(--muted); font-size: 0.78rem; }

.srv-load { display: flex; align-items: center; }

.load-track {
  width: 100%;
  height: 6px;
  border: 1px solid var(--line);
  background: transparent;
}

.load-fill { display: block; height: 100%; background: var(--muted); }
.srv.selected .load-fill { background: var(--accent); }

.srv-check {
  text-align: right;
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

/* боковая колонка дашборда */

.side-block { margin-bottom: 44px; }

.side-block h3 {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.usage-num { font-family: var(--font-display); font-weight: 700; font-size: 2rem; letter-spacing: -0.01em; }

.usage-sub {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 4px;
}

.usage-track { margin-top: 14px; height: 14px; border: 1px solid var(--text); background: var(--surface); }
.usage-fill { display: block; height: 100%; width: 12%; background: var(--accent); }

.acct-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.95rem;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}

.acct-line span { color: var(--muted); }
.acct-line b { font-family: var(--font-display); font-size: 0.85rem; font-weight: 400; word-break: break-all; text-align: right; }

.side-links { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }

.side-links a {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
}

.side-links a:hover { text-decoration: underline; text-underline-offset: 4px; }

.demo-note { margin-top: 22px; color: var(--muted); font-size: 0.85rem; }

/* ---------- 404 ---------- */

.nf-wrap { min-height: 100vh; display: flex; flex-direction: column; }

.nf-main { flex: 1; display: flex; flex-direction: column; justify-content: center; padding: 48px 0; }

.nf-code {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(5.5rem, 24vw, 19rem);
  line-height: 0.85;
  letter-spacing: -0.03em;
}

.nf-code span { color: var(--accent); }

.nf-text { color: var(--muted); font-size: 1.15rem; max-width: 46ch; margin: 28px 0 12px; }

.nf-route { max-width: 420px; margin: 32px 0 40px; }
.nf-route .route-line { animation: none; }

.route-x { fill: none; stroke: var(--text); stroke-width: 1.5; }

/* ---------- статистика ---------- */

.setup-note {
  border: 1px solid var(--line);
  padding: 22px 24px;
  font-family: var(--font-display);
  font-size: 0.85rem;
  line-height: 2;
  max-width: 760px;
}

.setup-note code { background: var(--surface); padding: 1px 7px; }
.setup-note .t-p { color: var(--accent); }

.range-switch { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 22px; }

.range-btn {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 8px 14px;
  cursor: pointer;
}

.range-btn:hover { color: var(--text); border-color: var(--text); }
.range-btn.is-on { background: var(--text); border-color: var(--text); color: var(--bg); }

.chart-legend {
  display: flex;
  gap: 22px;
  align-items: center;
  justify-content: flex-end;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.key { display: inline-flex; align-items: center; gap: 8px; }
.key-line { display: inline-block; width: 16px; height: 2px; background: var(--accent); }
.key-line.key-up { background: var(--muted); }

.chart-box { position: relative; }
.chart-box svg { display: block; width: 100%; height: auto; }
.chart-box.loading svg { opacity: 0.45; }
.chart-box.loading { cursor: wait; }

.grid-line { stroke: var(--line); stroke-width: 1; }

.axis-text {
  fill: var(--muted);
  font-family: var(--font-display);
  font-size: 11px;
}

.line-down { fill: none; stroke: var(--accent); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.line-up { fill: none; stroke: var(--muted); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.end-dot { stroke: var(--bg); stroke-width: 2; }
.crosshair { stroke: var(--muted); stroke-width: 1; }

.chart-tip {
  position: absolute;
  pointer-events: none;
  background: var(--text);
  color: var(--bg);
  font-family: var(--font-display);
  font-size: 0.78rem;
  line-height: 1.7;
  padding: 10px 14px;
  z-index: 5;
}

.chart-tip .tip-time {
  color: color-mix(in srgb, var(--bg) 65%, transparent);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.chart-tip .tip-row { display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.chart-tip .tip-row b { font-weight: 700; }

.tip-key { display: inline-block; width: 12px; height: 2px; background: var(--accent); flex: none; }
.tip-key.tip-up { background: var(--muted); }

.chart-empty {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  pointer-events: none;
}

.chart-table { margin-top: 18px; }
.chart-table summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  list-style: none;
}
.chart-table summary:hover { color: var(--text); }
.chart-table summary::-webkit-details-marker { display: none; }
.chart-table[open] summary { margin-bottom: 10px; }

.tbl-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto auto;
  gap: 16px;
  padding: 7px 0;
  border-top: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
}

.tbl-row:last-child { border-bottom: 1px solid var(--line); }
.tbl-row span:nth-child(n+2) { text-align: right; }
.tbl-row .m { color: var(--muted); }

.top-list { border-top: 1px solid var(--line); }

.top-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto;
  gap: 24px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.top-name { font-family: var(--font-display); font-size: 0.95rem; }
.top-bytes { font-family: var(--font-display); font-size: 0.85rem; color: var(--muted); text-align: right; }

.empty-line {
  padding: 18px 0;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* плавное переключение темы */

body,
.site-head,
.term,
.auth-frame,
.auth-bar,
.btn,
.nav-cta,
.rate,
.srv,
.connect,
.usage-track,
.field input,
.load-track {
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

/* ---------- адаптив ---------- */

@media (max-width: 920px) {
  .hero-grid,
  .dash-grid { grid-template-columns: 1fr; }

  .hero-side,
  .dash-side {
    border-left: 0;
    border-top: 1px solid var(--line);
    padding-left: 0;
    padding-top: 40px;
    margin-top: 8px;
  }

  .f-row { grid-template-columns: 44px minmax(0, 1fr); gap: 18px; }
  .f-meta { grid-column: 2; text-align: left; }

  .rate { grid-template-columns: 1fr auto; }
  .rate-desc { grid-column: 1 / -1; grid-row: 2; }

  .menu-row { grid-template-columns: 44px minmax(0, 1fr) auto; gap: 18px; }

  .stats { grid-template-columns: 1fr; }
  .stat { border-right: 0; border-bottom: 1px solid var(--line); padding: 16px 0; }
  .stat:last-child { border-bottom: 0; }

  .foot .cols { grid-template-columns: 1fr 1fr; }

  .srv { grid-template-columns: minmax(0, 1fr) 80px 90px 70px; }
  .srv-country { display: none; }
}

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .menu-arrow { transition: none; }
  .route-line,
  .route-draw,
  .dot.busy { animation: none; }
  .route-packet { display: none; }
}