/* SuChange - trang gioi thieu (suchange.com)
 *
 * Khong dung inline style / inline script: helmet() dang bat CSP mac dinh
 * (default-src 'self') nen moi thu phai nam trong file rieng cung origin.
 *
 * Bang mau lay tu logo (assets/icon.ico): than may dong/ri set, bom va nanh
 * vang kim, giap va chu "SU" xanh teal, nen navy dam.
 */

:root {
  --bg: #0d1218;
  --bg-alt: #11181f;
  --panel: #161e27;
  --line: #26313d;
  --txt: #e9edf2;
  --muted: #95a3b3;
  --acc: #e08a45;
  /* dong - mau than mascot */
  --acc2: #5cb8c2;
  /* teal - mau giap va chu SU */
  --gold: #e8c05a;
  /* vang kim - mau bom */
  --on-acc: #1b0f05;
  --warn: #e8c05a;
  --radius: 14px;
  --wrap: 1140px;
  --shadow: 0 20px 50px rgba(0, 0, 0, .5);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--txt);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

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

h1,
h2,
h3,
h4 {
  line-height: 1.2;
  margin: 0 0 .6rem;
  letter-spacing: -.02em;
}

h1 {
  font-size: clamp(2rem, 4.4vw, 3.3rem);
}

h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
}

h3 {
  font-size: 1.15rem;
}

h4 {
  font-size: 1rem;
}

p {
  margin: 0 0 1rem;
}

code {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: .9em;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
}

.narrow {
  max-width: 820px;
}

.center {
  text-align: center;
}

.skip {
  position: absolute;
  left: -9999px;
}

.skip:focus {
  left: 12px;
  top: 12px;
  z-index: 99;
  background: var(--acc);
  padding: 8px 14px;
  border-radius: 8px;
}

/* ---------- NAV ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(13, 18, 24, .8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, background .2s;
}

.nav.scrolled {
  border-bottom-color: var(--line);
}

.nav-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--txt);
}

.brand b {
  color: var(--acc);
  font-weight: 700;
}

/* Logo mascot. logo.png duoc trich tu assets/icon.ico (128x128, nen trong
 * suot) - dung PNG thay .ico vi trinh duyet khong scale .ico muot. */
.brand-mark {
  width: 34px;
  height: 34px;
  flex: none;
  object-fit: contain;
}

.foot .brand-mark {
  width: 42px;
  height: 42px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: .93rem;
}

.nav-links a {
  color: var(--muted);
  transition: color .15s;
}

.nav-links a:hover {
  color: var(--txt);
}

.nav-links .btn {
  color: var(--on-acc);
}

.burger {
  display: none;
  width: 40px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: transparent;
  cursor: pointer;
  padding: 9px 8px;
  flex-direction: column;
  justify-content: space-between;
}

.burger span {
  display: block;
  height: 2px;
  background: var(--txt);
  border-radius: 2px;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 10px;
  background: var(--acc);
  color: var(--on-acc);
  font-weight: 600;
  font-size: .95rem;
  border: 1px solid var(--acc);
  transition: transform .15s, box-shadow .15s, background .15s;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(224, 138, 69, .3);
}

.btn-sm {
  padding: 8px 15px;
  font-size: .88rem;
}

.btn-ghost {
  background: transparent;
  color: var(--txt);
  border-color: var(--line);
}

.btn-ghost:hover {
  border-color: var(--acc);
  box-shadow: none;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 30px;
}

.center-cta {
  justify-content: center;
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 60px;
}

.glow {
  position: absolute;
  inset: -180px 0 auto 0;
  height: 620px;
  background:
    radial-gradient(620px 300px at 22% 18%, rgba(224, 138, 69, .28), transparent 70%),
    radial-gradient(520px 280px at 78% 30%, rgba(92, 184, 194, .18), transparent 70%);
  pointer-events: none;
}

.hero-in {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  padding: 5px 12px;
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--acc2);
  border: 1px solid rgba(92, 184, 194, .3);
  background: rgba(92, 184, 194, .08);
  border-radius: 99px;
}

.grad {
  background: linear-gradient(100deg, var(--acc), var(--acc2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  color: var(--muted);
  font-size: 1.06rem;
  max-width: 56ch;
}

.ticks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.ticks li {
  position: relative;
  padding-left: 28px;
  color: var(--muted);
  font-size: .95rem;
}

.ticks li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: .55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--acc2);
  box-shadow: 0 0 0 4px rgba(92, 184, 194, .14);
}

/* mock panel */
.panel {
  background: linear-gradient(180deg, var(--panel), #0f151c);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .02);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #2f3b48;
}

.panel-title {
  margin-left: 8px;
  font-size: .8rem;
  color: var(--muted);
  font-family: ui-monospace, Consolas, monospace;
}

.panel-body {
  padding: 8px 14px 16px;
}

.row {
  display: grid;
  grid-template-columns: 1.2fr 1fr .9fr;
  gap: 10px;
  padding: 11px 2px;
  border-bottom: 1px dashed rgba(255, 255, 255, .06);
  font-size: .88rem;
}

.row-head {
  color: var(--muted);
  font-size: .76rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  border-bottom-style: solid;
  border-bottom-color: var(--line);
}

.row b {
  font-weight: 600;
  font-size: .82rem;
}

.ok {
  color: var(--acc2);
}

.run {
  color: var(--acc);
}

.warn {
  color: var(--warn);
}

.panel-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 16px;
}

.chip {
  font-size: .74rem;
  padding: 4px 10px;
  border-radius: 99px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, .02);
}

.code {
  margin: 0;
  padding: 18px;
  overflow-x: auto;
  color: #b2c2cf;
  font-size: .85rem;
  line-height: 1.75;
}

.code code {
  white-space: pre;
}

/* stats */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 56px;
}

.stat {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .015);
}

.stat b {
  display: block;
  font-size: 1.7rem;
  letter-spacing: -.02em;
  margin-bottom: 4px;
}

.stat span {
  color: var(--muted);
  font-size: .9rem;
}

/* ---------- SECTIONS ---------- */
.sec {
  padding: 84px 0;
}

.sec.alt {
  background: var(--bg-alt);
  border-block: 1px solid var(--line);
}

.sec-head {
  max-width: 720px;
  margin-bottom: 42px;
}

.sec-sub {
  color: var(--muted);
  font-size: 1.02rem;
}

.grid {
  display: grid;
  gap: 18px;
}

.cards {
  grid-template-columns: repeat(3, 1fr);
}

.card {
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, .028), rgba(255, 255, 255, .008));
  transition: transform .18s, border-color .18s;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(224, 138, 69, .45);
}

.card p {
  color: var(--muted);
  font-size: .95rem;
}

.ico {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  margin-bottom: 16px;
  background: rgba(224, 138, 69, .12);
  border: 1px solid rgba(224, 138, 69, .28);
}

.ico svg {
  width: 22px;
  height: 22px;
  fill: var(--acc);
}

.mini {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.mini li {
  position: relative;
  padding-left: 18px;
  font-size: .87rem;
  color: var(--muted);
}

.mini li::before {
  content: "›";
  position: absolute;
  left: 2px;
  color: var(--acc);
}

/* split */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 52px;
  align-items: center;
}

.split.rev>*:first-child {
  order: 2;
}

.steps {
  display: grid;
  gap: 14px;
}

.step {
  display: flex;
  gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .02);
}

.step b {
  color: var(--acc);
  font-family: ui-monospace, Consolas, monospace;
  font-size: .95rem;
  padding-top: 2px;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: .9rem;
}

/* fields */
.fields {
  grid-template-columns: repeat(4, 1fr);
}

.field {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255, 255, 255, .02);
}

.field b {
  display: block;
  font-size: .93rem;
  margin-bottom: 3px;
}

.field span {
  color: var(--muted);
  font-size: .83rem;
}

.note {
  margin-top: 26px;
  padding: 16px 18px;
  border-left: 3px solid var(--acc);
  background: rgba(224, 138, 69, .07);
  border-radius: 0 10px 10px 0;
  color: var(--muted);
  font-size: .93rem;
}

/* flow */
.flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.flow li {
  position: relative;
  padding: 24px 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .02);
}

.flow li b {
  position: absolute;
  top: -14px;
  left: 18px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--acc);
  color: var(--on-acc);
  font-size: .88rem;
}

.flow li p {
  margin: 0;
  color: var(--muted);
  font-size: .87rem;
}

/* ---------- THIET BI DUOC HO TRO ---------- */
.dev-tbl {
  min-width: 620px;
}

.dev-tbl td {
  vertical-align: middle;
}

.dev-tbl tbody tr:hover td {
  background: rgba(255, 255, 255, .02);
}

.dev-tbl code {
  background: rgba(92, 184, 194, .12);
  color: var(--acc2);
  padding: 2px 8px;
  border-radius: 5px;
}

.tag {
  display: inline-block;
  padding: 3px 11px;
  border-radius: 99px;
  font-size: .76rem;
  font-weight: 600;
  white-space: nowrap;
}

.tag-ok {
  color: var(--acc2);
  background: rgba(92, 184, 194, .12);
  border: 1px solid rgba(92, 184, 194, .35);
}

/* Luu y truoc khi mua may */
.buy-tips {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 24px;
}

.tip {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255, 255, 255, .02);
}

/* O canh bao mua nham ban Verizon - loi hay gap nhat, phai noi bat hon hai o kia */
.tip.warn-tip {
  border-color: rgba(232, 192, 90, .4);
  background: rgba(232, 192, 90, .07);
}

.tip b {
  display: block;
  font-size: .95rem;
  margin-bottom: 6px;
}

.warn-tip b {
  color: var(--gold);
}

.warn-tip b::before {
  content: "⚠ ";
}

.tip p {
  margin: 0;
  color: var(--muted);
  font-size: .88rem;
}

.tip a {
  color: var(--acc);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---------- HUONG DAN (tro sang docs.suchange.com) ---------- */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.guide {
  display: flex;
  flex-direction: column;
  padding: 28px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, .028), rgba(255, 255, 255, .008));
  transition: border-color .18s;
}

.guide:hover {
  border-color: rgba(224, 138, 69, .45);
}

.guide-top {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 20px;
}

.guide-top .ico {
  margin-bottom: 0;
}

.guide-top h3 {
  margin: 0 0 2px;
}

.guide-sub {
  margin: 0;
  color: var(--muted);
  font-size: .87rem;
}

/* Danh sach chuong: so thu tu tu dem, noi bang mot duong doc ben trai
 * de nhin ra day la mot lo trinh chu khong phai danh sach roi rac. */
.guide-list {
  counter-reset: gl;
  list-style: none;
  margin: 0 0 24px;
  padding: 0 0 0 4px;
  border-left: 1px solid var(--line);
  flex: 1;
}

.guide-list li {
  counter-increment: gl;
  position: relative;
  padding: 0 0 13px 30px;
  font-size: .92rem;
  color: var(--muted);
}

.guide-list li:last-child {
  padding-bottom: 0;
}

.guide-list li::before {
  content: counter(gl);
  position: absolute;
  left: -11px;
  top: -1px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  color: var(--acc);
  font-size: .72rem;
  font-weight: 700;
}

.guide .btn {
  text-align: center;
}

.quick-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 22px;
}

.quick {
  display: block;
  padding: 17px 18px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255, 255, 255, .02);
  transition: border-color .16s, transform .16s;
}

.quick:hover {
  border-color: var(--acc);
  transform: translateY(-3px);
}

.quick b {
  display: block;
  font-size: .92rem;
  margin-bottom: 4px;
}

.quick b::after {
  content: " ↗";
  color: var(--acc);
  font-size: .85em;
}

/* Lien ket trong cung trang - mui ten len tren, khong phai ra ngoai */
.quick-local b::after {
  content: " ↑";
}

.quick span {
  color: var(--muted);
  font-size: .84rem;
}

/* ---------- BANG GIA ---------- */
.price-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 880px;
  margin: 0 auto;
}

.price {
  position: relative;
  padding: 30px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, .028), rgba(255, 255, 255, .008));
}

.price.feat {
  border-color: rgba(224, 138, 69, .55);
  box-shadow: 0 0 0 1px rgba(224, 138, 69, .12), var(--shadow);
}

.badge {
  position: absolute;
  top: -12px;
  right: 22px;
  padding: 4px 12px;
  border-radius: 99px;
  background: var(--acc);
  color: var(--on-acc);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.price h3 {
  margin-bottom: 2px;
}

.price-sub {
  color: var(--muted);
  font-size: .89rem;
  margin: 0 0 18px;
}

.amount {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.amount b {
  font-size: 2.4rem;
  letter-spacing: -.03em;
  line-height: 1;
}

.feat .amount b {
  color: var(--acc);
}

.amount span {
  color: var(--muted);
  font-size: .9rem;
}

.price .btn {
  display: block;
  text-align: center;
}

.price .mini {
  margin-top: 20px;
  gap: 9px;
}

.price .mini li {
  font-size: .89rem;
}

.price-notes {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 40px;
}

.price-notes b {
  display: block;
  font-size: .92rem;
  margin-bottom: 5px;
}

.price-notes p {
  margin: 0;
  color: var(--muted);
  font-size: .86rem;
}

.price-notes a {
  color: var(--acc);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---------- CHINH SACH (tom tat tren trang chu) ---------- */
.policy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.policy {
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .02);
}

.policy.ok-box {
  border-color: rgba(92, 184, 194, .35);
  background: rgba(92, 184, 194, .05);
}

.policy.no-box {
  border-color: rgba(239, 108, 108, .35);
  background: rgba(239, 108, 108, .05);
}

.policy-head {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 16px;
}

.policy-head h3 {
  margin: 0;
}

.policy-head svg {
  width: 26px;
  height: 26px;
  padding: 4px;
  border-radius: 8px;
  flex: none;
}

.ok-box .policy-head svg {
  fill: var(--acc2);
  background: rgba(92, 184, 194, .14);
}

.no-box .policy-head svg {
  fill: #ef6c6c;
  background: rgba(239, 108, 108, .14);
}

.policy ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.policy li {
  position: relative;
  padding-left: 22px;
  font-size: .91rem;
  color: var(--muted);
}

.policy li::before {
  position: absolute;
  left: 2px;
  font-weight: 700;
}

.ok-box li::before {
  content: "✓";
  color: var(--acc2);
}

.no-box li::before {
  content: "✕";
  color: #ef6c6c;
}

.policy-facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 26px;
}

.fact {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255, 255, 255, .02);
}

.fact b {
  display: block;
  font-size: .93rem;
  margin-bottom: 5px;
}

.fact p {
  margin: 0;
  color: var(--muted);
  font-size: .86rem;
}

.policy-cta {
  margin-top: 34px;
  padding: 26px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(224, 138, 69, .06);
}

.policy-cta p {
  color: var(--muted);
  margin-bottom: 4px;
}

.policy-cta .cta {
  justify-content: center;
  margin-bottom: 0;
}

/* ---------- TRANG TAI LIEU (dieu khoan, chinh sach) ---------- */
.doc-wrap {
  padding: 54px 0 80px;
}

.doc-head {
  max-width: 860px;
  margin-bottom: 44px;
}

.doc-head h1 {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
}

.doc-meta {
  color: var(--muted);
  font-size: .88rem;
  margin-bottom: 24px;
}

.doc-body {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 46px;
  align-items: start;
}

.toc {
  position: sticky;
  top: 84px;
  padding: 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .02);
  font-size: .87rem;
}

.toc b {
  display: block;
  margin-bottom: 12px;
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

.toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.toc a {
  color: var(--muted);
}

.toc a:hover {
  color: var(--acc);
}

.doc {
  max-width: 760px;
}

.doc section {
  margin-bottom: 40px;
  scroll-margin-top: 84px;
}

.doc h2 {
  font-size: 1.35rem;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.doc h3 {
  font-size: 1rem;
  margin-top: 22px;
  color: var(--acc);
}

.doc p,
.doc li {
  color: #c2ced9;
  font-size: .95rem;
}

.doc ul,
.doc ol {
  padding-left: 22px;
  margin: 0 0 14px;
  display: grid;
  gap: 8px;
}

.doc a {
  color: var(--acc);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.doc i {
  color: var(--warn);
  font-style: normal;
  background: rgba(232, 192, 90, .1);
  padding: 1px 6px;
  border-radius: 5px;
}

.doc code {
  background: rgba(255, 255, 255, .06);
  padding: 2px 6px;
  border-radius: 5px;
}

.no-list {
  list-style: none;
  padding-left: 0 !important;
}

.no-list li {
  position: relative;
  padding-left: 24px;
}

.no-list li::before {
  content: "✕";
  position: absolute;
  left: 2px;
  color: #ef6c6c;
  font-weight: 700;
}

.hl {
  padding: 14px 16px;
  border-left: 3px solid var(--acc);
  background: rgba(224, 138, 69, .07);
  border-radius: 0 10px 10px 0;
}

.alert {
  padding: 16px 18px;
  border-radius: 11px;
  border: 1px solid;
  font-size: .93rem;
  margin: 18px 0;
  line-height: 1.6;
}

.alert-red {
  border-color: rgba(239, 108, 108, .4);
  background: rgba(239, 108, 108, .08);
  color: #f2d2d2;
}

.alert-amber {
  border-color: rgba(232, 192, 90, .4);
  background: rgba(232, 192, 90, .08);
  color: #f0e0bb;
}

.alert-green {
  border-color: rgba(92, 184, 194, .4);
  background: rgba(92, 184, 194, .08);
  color: #c9e6ea;
}

.tbl-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 11px;
  margin-bottom: 14px;
}

.tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
  min-width: 460px;
}

.tbl th,
.tbl td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}

.tbl th {
  background: rgba(255, 255, 255, .03);
  font-size: .78rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
}

.tbl tr:last-child td {
  border-bottom: none;
}

.tbl td {
  color: #c2ced9;
}

.nav-links a.cur {
  color: var(--acc);
}

/* faq */
.faq {
  display: grid;
  gap: 10px;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255, 255, 255, .02);
  overflow: hidden;
}

.faq summary {
  padding: 16px 20px;
  cursor: pointer;
  font-weight: 600;
  font-size: .97rem;
  list-style: none;
  position: relative;
  padding-right: 46px;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--acc);
  font-size: 1.3rem;
  line-height: 1;
}

.faq details[open] summary::after {
  content: "–";
}

.faq p {
  margin: 0;
  padding: 0 20px 18px;
  color: var(--muted);
  font-size: .93rem;
}

/* cta */
.cta-sec {
  background:
    radial-gradient(700px 260px at 50% 0%, rgba(224, 138, 69, .16), transparent 70%);
}

.fine {
  color: #78889a;
  font-size: .82rem;
  margin-top: 6px;
}

/* footer */
.foot {
  border-top: 1px solid var(--line);
  background: var(--bg-alt);
  padding: 44px 0 26px;
}

.foot-in {
  display: flex;
  justify-content: space-between;
  gap: 26px;
  flex-wrap: wrap;
  padding-bottom: 26px;
}

.foot-note {
  color: var(--muted);
  font-size: .89rem;
  margin: 12px 0 0;
}

.foot-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, auto));
  gap: 34px;
  font-size: .9rem;
}

.foot-cols div {
  display: grid;
  gap: 9px;
  align-content: start;
}

.foot-cols b {
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--txt);
  margin-bottom: 2px;
}

.foot-cols a {
  color: var(--muted);
}

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

.foot-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding-top: 20px;
  color: #78889a;
  font-size: .82rem;
}

/* ---------- REVEAL ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .55s ease, transform .55s ease;
}

.reveal.in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .card:hover,
  .btn:hover {
    transform: none;
  }
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1000px) {
  .cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .fields {
    grid-template-columns: repeat(3, 1fr);
  }

  .flow {
    grid-template-columns: repeat(2, 1fr);
    gap: 26px 16px;
  }

  .price-notes,
  .policy-facts,
  .quick-links,
  .buy-tips {
    grid-template-columns: repeat(2, 1fr);
  }

  .doc-body {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .toc {
    position: static;
  }

  .toc ol {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 860px) {
  .burger {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 20px 18px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    display: none;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
  }

  .nav-links .btn {
    margin-top: 12px;
    text-align: center;
    border-bottom: none;
  }

  .hero-in,
  .split {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .split.rev>*:first-child {
    order: 0;
  }

  .stats,
  .guide-grid {
    grid-template-columns: 1fr;
  }

  .foot-cols {
    grid-template-columns: repeat(2, 1fr);
    gap: 26px;
  }

  .sec {
    padding: 60px 0;
  }
}

@media (max-width: 620px) {

  .cards,
  .fields,
  .flow,
  .price-grid,
  .price-notes,
  .policy-grid,
  .policy-facts,
  .quick-links,
  .buy-tips,
  .foot-cols {
    grid-template-columns: 1fr;
  }

  .toc ol {
    grid-template-columns: 1fr;
  }

  .amount b {
    font-size: 2rem;
  }

  .hero {
    padding-top: 48px;
  }

  .foot-in {
    flex-direction: column;
  }
}