@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Sora:wght@500;600;700;800&display=swap');

/* KuyzPay design system: cobalt, scan-cyan, and payment-teal from the logo. */
:root {
  --kp-ink: #07152f;
  --kp-navy: #0a285f;
  --kp-blue: #164dcc;
  --kp-sky: #08a9db;
  --kp-teal: #00bfa6;
  --kp-bg: #f5fafc;
  --kp-surface: #ffffff;
  --kp-soft: #ebf7fa;
  --kp-line: #d5e3e9;
  --kp-copy: #51627a;
  --kp-muted: #667389;
  --kp-shadow: 0 18px 46px rgba(9, 40, 95, .10);
  --accent: var(--kp-blue);
  --accent-hover: #103ca8;
  --accent-light: rgba(22, 77, 204, .10);
  --accent-glow: rgba(0, 191, 166, .20);
  --info: #087fa5;
  --success: #008f7b;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 18px;
  --sidebar-width: 276px;
}

body { font-family: 'DM Sans', system-ui, sans-serif; }
h1, h2, h3, .brand, .dashboard-brand, .auth-brand, .stat-value, .amount {
  font-family: 'Sora', 'DM Sans', sans-serif;
}
button, input, textarea, select { font-family: inherit; }
::selection { color: #fff; background: var(--kp-blue); }
.landing-page, .auth-body, .docs-page, .playground-page, .checkout-body, .app-layout {
  overflow-x: hidden;
}

/* Shared controls */
.button, .btn-primary {
  border-color: var(--kp-blue);
  border-radius: 9px;
  color: #fff;
  background: linear-gradient(110deg, var(--kp-blue), #1974d8 68%, var(--kp-sky));
  box-shadow: 0 10px 24px rgba(22, 77, 204, .18);
}
.button:hover, .btn-primary:hover {
  color: #fff;
  background: linear-gradient(110deg, #103ca8, var(--kp-blue) 68%, #078eb8);
  box-shadow: 0 13px 28px rgba(22, 77, 204, .24);
}
.theme-trigger {
  border: 1px solid var(--kp-line);
  border-radius: 9px;
  color: var(--kp-blue);
  background: var(--kp-surface);
}
.theme-trigger:hover { color: var(--kp-navy); border-color: var(--kp-teal); }

/* Landing */
.landing-page {
  --blue: var(--kp-blue);
  --green: var(--kp-teal);
  --ink: var(--kp-ink);
  --line: var(--kp-line);
  color: var(--kp-ink);
  background: #fff;
}
.landing-page .container { width: min(1180px, calc(100% - 40px)); }
.landing-page .site-header {
  border-bottom: 1px solid rgba(9, 40, 95, .08);
  background: rgba(255, 255, 255, .92);
}
.landing-page .header-inner { min-height: 76px; }
.landing-page .brand { color: var(--kp-ink); letter-spacing: -.035em; }
.landing-page .brand-mark {
  width: 42px;
  height: 42px;
  border-color: #c7e4e9;
  border-radius: 10px;
  box-shadow: 5px 5px 0 rgba(0, 191, 166, .10);
}
.landing-page .desktop-nav { color: #4f6077; }
.landing-page .desktop-nav a { position: relative; }
.landing-page .desktop-nav a::after {
  content: '';
  position: absolute;
  right: 100%;
  bottom: -8px;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--kp-blue), var(--kp-teal));
  transition: right .2s ease;
}
.landing-page .desktop-nav a:hover::after { right: 0; }
.landing-page .hero {
  min-height: auto;
  padding: 142px 0 86px;
  background-color: #f7fcfd;
  background-image:
    linear-gradient(rgba(22, 77, 204, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 77, 204, .045) 1px, transparent 1px),
    radial-gradient(circle at 82% 25%, rgba(0, 191, 166, .12), transparent 30%);
  background-size: 34px 34px, 34px 34px, auto;
}
.landing-page .hero::after {
  right: -230px;
  bottom: -330px;
  width: 650px;
  height: 650px;
  border: 68px solid rgba(22, 77, 204, .035);
  border-radius: 0;
  transform: rotate(45deg);
}
.landing-page .hero-glow { display: none; }
.landing-page .hero-grid {
  grid-template-columns: minmax(0, .92fr) minmax(500px, 1.08fr);
  gap: clamp(44px, 6vw, 76px);
}
.landing-page .eyebrow {
  margin-bottom: 20px;
  color: #087b9f;
  font: 700 .68rem/1.4 'Sora';
  letter-spacing: .13em;
}
.landing-page .eyebrow i, .landing-page .status-title i {
  width: 22px;
  height: 2px;
  border-radius: 0;
  background: linear-gradient(90deg, var(--kp-blue), var(--kp-teal));
  box-shadow: none;
}
.landing-page .hero-copy h1 {
  color: var(--kp-ink);
  font-size: clamp(3.1rem, 5.25vw, 5.15rem);
  line-height: 1;
  letter-spacing: -.065em;
}
.landing-page .hero-copy h1 em {
  margin-top: 6px;
  color: transparent;
  background: linear-gradient(95deg, var(--kp-blue), #177dcc 58%, var(--kp-teal));
  background-clip: text;
  -webkit-background-clip: text;
}
.landing-page .hero-copy > p {
  max-width: 590px;
  color: var(--kp-copy);
  font-size: 1rem;
  line-height: 1.72;
}
.landing-page .hero-proof {
  padding-left: 14px;
  border-left: 2px solid var(--kp-teal);
}
.landing-page .hero-proof p { color: var(--kp-muted); }
.landing-page .hero-proof strong { color: #243853; }
.landing-page .proof-avatars span { border-color: #f7fcfd; border-radius: 8px; }
.landing-page .proof-avatars span:first-child { background: var(--kp-teal); }
.landing-page .proof-avatars span:last-child { background: var(--kp-ink); }
.landing-page .hero-console {
  min-height: 450px;
  border-color: #b9d9e1;
  border-radius: 16px;
  background: #edf7f9;
  box-shadow: 14px 14px 0 rgba(22, 77, 204, .07), var(--kp-shadow);
  transform: none;
}
.landing-page .console-topbar { border-radius: 15px 15px 0 0; }
.landing-page .console-nav {
  border-radius: 0 0 0 15px;
  background: linear-gradient(180deg, var(--kp-ink), var(--kp-navy));
}
.landing-page .console-content {
  background-image: linear-gradient(rgba(22, 77, 204, .035) 1px, transparent 1px);
  background-size: 100% 36px;
}
.landing-page .mini-stats > div,
.landing-page .chart-card,
.landing-page .activity-card {
  border-color: #d2e3e8;
  border-radius: 10px;
}
.landing-page .bars i {
  background: linear-gradient(180deg, var(--kp-teal), var(--kp-sky), var(--kp-blue));
}
.landing-page .floating-payment {
  right: -12px;
  bottom: 22px;
  border-color: #afe0d8;
  border-radius: 11px;
  box-shadow: 8px 8px 0 rgba(0, 191, 166, .10);
}
.landing-page .status-strip {
  border-color: #16365e;
  color: #d9e9f3;
  background: var(--kp-ink);
}
.landing-page .status-inner { min-height: 62px; }
.landing-page .status-title { color: #fff; font-family: 'Sora'; letter-spacing: .1em; }
.landing-page .status-track { color: #a5b8c9; }
.landing-page .status-track b { color: var(--kp-teal); }
.landing-page .status-live {
  border: 1px solid rgba(0, 191, 166, .28);
  color: #67ead6;
  background: rgba(0, 191, 166, .09);
}
.landing-page .section { padding: 88px 0; }
.landing-page .section-heading { margin-bottom: 38px; }
.landing-page .section-kicker, .landing-page .feature-label {
  color: #087fa4;
  font-family: 'Sora';
  letter-spacing: .13em;
}
.landing-page .section-heading h2, .landing-page .cta-inner h2 {
  color: var(--kp-ink);
  font-size: clamp(2.15rem, 3.7vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: -.055em;
}
.landing-page .section-heading > p,
.landing-page .feature-card p,
.landing-page .step-card p,
.landing-page .pricing-note,
.landing-page .cta-inner p { color: var(--kp-copy); }
.landing-page .feature-grid { grid-template-columns: repeat(12, 1fr); gap: 14px; }
.landing-page .feature-card {
  min-height: 310px;
  grid-column: span 4;
  padding: 28px;
  border-color: var(--kp-line);
  border-radius: 14px;
  background: linear-gradient(145deg, #fff, #f8fcfd);
  box-shadow: inset 0 3px 0 var(--kp-sky);
}
.landing-page .feature-card-wide {
  min-height: 270px;
  grid-column: span 8;
}
.landing-page .feature-card:hover {
  border-color: #93d0d8;
  box-shadow: 8px 8px 0 rgba(22, 77, 204, .06);
}
.landing-page .feature-icon { border-radius: 10px; }
.landing-page .payload-demo, .landing-page .merchant-list span {
  border-color: var(--kp-line);
  border-radius: 8px;
  background: var(--kp-soft);
}
.landing-page .code-mini {
  border-radius: 10px;
  background: var(--kp-ink);
}
.landing-page .steps-section {
  background-color: #edfafa;
  background-image: linear-gradient(rgba(0, 151, 142, .05) 1px, transparent 1px);
  background-size: 100% 32px;
}
.landing-page .steps-grid {
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  overflow: visible;
  border: 0;
  background: transparent;
}
.landing-page .step-card {
  min-height: 260px;
  border: 1px solid #b8dedb;
  border-radius: 14px;
  background: #fff;
  box-shadow: 7px 7px 0 rgba(0, 191, 166, .07);
}
.landing-page .step-card > span { color: #07867f; font-family: ui-monospace, Consolas, monospace; }
.landing-page .step-symbol {
  color: #fff;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--kp-blue), var(--kp-sky));
}
.landing-page .pricing-section { background: #fff; }
.landing-page .price-card {
  border-color: var(--kp-line);
  border-radius: 14px;
  box-shadow: inset 0 3px 0 var(--kp-teal);
}
.landing-page .developer-section { padding: 64px 0 44px; background: #fff; }
.landing-page .developer-card {
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  gap: 54px;
  padding: 54px 58px;
  border-radius: 18px;
  color: #fff;
  background: linear-gradient(115deg, #06152e 0%, #0b2c72 63%, #087a98 100%);
  box-shadow: 14px 14px 0 rgba(0, 191, 166, .10);
}
.landing-page .developer-card::before {
  inset: 0;
  width: auto;
  height: auto;
  border: 0;
  border-radius: 0;
  transform: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 28px 28px;
}
.landing-page .developer-copy h2 {
  color: #fff;
  font-size: clamp(2.15rem, 3.7vw, 3.35rem);
  line-height: 1.06;
  letter-spacing: -.055em;
}
.landing-page .developer-copy p { color: #c5d8e8; }
.landing-page .section-kicker.light { color: #50e2d0; }
.landing-page .developer-actions > a:last-child { color: #d7ecf5; }
.landing-page .developer-actions > a:last-child:hover { color: #fff; }
.landing-page .button-light {
  color: #0a326c;
  border-color: #fff;
  background: #fff;
  box-shadow: none;
}
.landing-page .button-light:hover { color: #0a326c; background: #eafcff; box-shadow: none; }
.landing-page .code-window {
  min-height: 292px;
  border-color: rgba(130, 214, 228, .27);
  border-radius: 13px;
  color: #c8daea;
  background: rgba(3, 19, 39, .82);
}
.landing-page .cta-section { padding: 0 0 64px; }
.landing-page .cta-inner {
  min-height: 230px;
  padding: 38px 44px;
  border: 1px solid #c8e5e9;
  border-top: 3px solid var(--kp-teal);
  border-radius: 14px;
  background: linear-gradient(110deg, #edf9fb, #f8fdfe);
}
.landing-page .cta-inner > div { max-width: 650px; }
.landing-page .cta-inner h2 { font-size: clamp(2.05rem, 3.5vw, 3.15rem); }
.landing-page .site-footer { background: var(--kp-ink); }
.landing-page .benefit-row, .landing-page .footer-bottom { border-color: #203b60; }
.landing-page .benefit-row strong, .landing-page .footer-main strong { color: #fff; }
.landing-page .benefit-row small, .landing-page .footer-brand p,
.landing-page .footer-main a:not(.brand), .landing-page .footer-bottom { color: #91a8bc; }
/* Keep text inside dark landing-page panels readable in light mode. */
html[data-theme='light'] .landing-page .developer-copy p { color: #c5d8e8; }
html[data-theme='light'] .landing-page .developer-actions > a:last-child { color: #d7ecf5; }
html[data-theme='light'] .landing-page .status-track { color: #a5b8c9; }
html[data-theme='light'] .landing-page .footer-brand p { color: #91a8bc; }
html[data-theme='dark'] .landing-page .cta-inner {
  border-color: #26435a;
  border-top-color: var(--kp-teal);
  background: linear-gradient(110deg, #0b1d35, #10263d);
}

/* Dashboard and playground */
html[data-theme='light'] {
  --bg-primary: #f3f8fa;
  --bg-secondary: #eaf3f6;
  --bg-card: #fff;
  --bg-card-hover: #f7fbfc;
  --bg-input: #f8fbfc;
  --bg-sidebar: #fff;
  --border: #d7e2e8;
  --border-light: #acd7dd;
  --text-primary: #24344c;
  --text-secondary: #576980;
  --text-muted: #667389;
  --text-heading: #07152f;
}
html[data-theme='dark'] {
  --bg-primary: #061126;
  --bg-secondary: #0a1a34;
  --bg-card: #0d203d;
  --bg-card-hover: #112947;
  --bg-input: #081a33;
  --bg-sidebar: #050e20;
  --border: #203b59;
  --border-light: #27627a;
  --text-primary: #dce9f2;
  --text-secondary: #a9bbca;
  --text-muted: #8399aa;
  --text-heading: #f4fbff;
}
.app-layout {
  background-color: var(--bg-primary);
  background-image:
    linear-gradient(rgba(22, 77, 204, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 77, 204, .035) 1px, transparent 1px);
  background-size: 38px 38px;
}
.sidebar {
  border-right: 1px solid var(--border);
  background: var(--bg-sidebar);
  box-shadow: 8px 0 28px rgba(7, 21, 47, .06);
}
.sidebar::after {
  content: '';
  position: absolute;
  top: 0;
  right: -1px;
  width: 2px;
  height: 34%;
  background: linear-gradient(var(--kp-teal), transparent);
}
.sidebar-header { min-height: 76px; border-color: var(--border); }
.dashboard-brand { color: var(--text-heading); }
.dashboard-brand span {
  border-color: #a9dbe2;
  border-radius: 10px;
  box-shadow: 5px 5px 0 rgba(0, 191, 166, .09);
}
.sidebar-online { background: var(--kp-teal); box-shadow: 0 0 0 4px rgba(0, 191, 166, .10); }
.sidebar-nav { padding: 16px 12px; }
.nav-section {
  padding: 17px 11px 6px;
  color: #7890a5;
  font-family: 'Sora';
  font-size: .59rem;
  letter-spacing: .13em;
}
.nav-item {
  margin: 2px 0;
  padding: 10px 11px;
  border: 1px solid transparent;
  border-radius: 9px;
  color: #5b7187;
}
.nav-item .icon {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid #bdd5dd;
  border-radius: 8px;
  color: #16779b;
  font: 700 .68rem ui-monospace, monospace;
}
.nav-item:hover { color: var(--kp-ink); border-color: #d5e5ea; background: #eff8fa; }
.nav-item.active {
  color: #103d9f;
  border-color: #c1dbed;
  background: linear-gradient(90deg, rgba(22, 77, 204, .11), rgba(0, 191, 166, .08));
  box-shadow: inset 3px 0 0 var(--kp-teal);
}
.nav-item.active .icon {
  color: #fff;
  border-color: var(--kp-blue);
  background: linear-gradient(135deg, var(--kp-blue), var(--kp-sky));
}
.sidebar-footer { border-color: var(--border); background: var(--bg-sidebar); }
.sidebar-avatar { border-radius: 9px; background: linear-gradient(135deg, var(--kp-blue), var(--kp-teal)); }
html[data-theme='dark'] .nav-item { color: #9bb0c0; }
html[data-theme='dark'] .nav-item .icon { border-color: #26445f; color: #72d3df; }
html[data-theme='dark'] .nav-item:hover { color: #fff; border-color: #1f405f; background: #0b2440; }
html[data-theme='dark'] .nav-item.active {
  color: #fff;
  border-color: #17658a;
  background: linear-gradient(90deg, rgba(22, 77, 204, .48), rgba(0, 191, 166, .12));
}
.main-content {
  position: relative;
  max-width: 1560px;
  padding: 34px clamp(24px, 4vw, 58px) 72px;
}
.main-content::before {
  content: 'KUYZPAY / PAYMENT CONTROL';
  display: block;
  margin-bottom: 16px;
  color: #087fa4;
  font: 700 .58rem 'Sora';
  letter-spacing: .17em;
}
.page-header, .dashboard-welcome { padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.page-header h2, .dashboard-welcome h2 {
  color: var(--text-heading);
  font-size: clamp(1.75rem, 3vw, 2.45rem);
  letter-spacing: -.05em;
}
.dashboard-eyebrow { color: #087fa4; font-family: 'Sora'; letter-spacing: .1em; }
.dashboard-eyebrow i { width: 20px; height: 2px; border-radius: 0; background: linear-gradient(90deg, var(--kp-blue), var(--kp-teal)); box-shadow: none; }
.card, .stat-card {
  border-color: var(--border);
  border-radius: 12px;
  background: var(--bg-card);
  box-shadow: 5px 5px 0 rgba(22, 77, 204, .025);
}
.card { position: relative; }
.card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 24px;
  width: 54px;
  height: 2px;
  background: linear-gradient(90deg, var(--kp-blue), var(--kp-teal));
}
.stat-card { overflow: hidden; }
.stat-card::before {
  top: 0 !important;
  right: auto !important;
  bottom: 0;
  left: 0 !important;
  width: 3px !important;
  height: auto !important;
  background: linear-gradient(var(--kp-blue), var(--kp-teal)) !important;
}
.stat-label { color: var(--text-secondary); }
.stat-sub, .page-header p, .dashboard-welcome p { color: var(--text-secondary); }
.quick-grid button {
  border-color: var(--border);
  border-radius: 11px;
  color: var(--text-primary);
  background: var(--bg-card);
}
.quick-grid button:hover { border-color: var(--kp-teal); box-shadow: 6px 6px 0 rgba(0, 191, 166, .07); }
.stat-icon, .quick-grid button > span, .btn { border-radius: 8px; }
.btn-outline { border-color: var(--border); background: var(--bg-card); }
.form-group input, .form-group select, .form-group textarea {
  border-color: var(--border);
  border-radius: 8px;
  background: var(--bg-input);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--kp-teal);
  box-shadow: 0 0 0 3px rgba(0, 191, 166, .11);
}
.tabs button.active { color: var(--kp-blue); border-bottom-color: var(--kp-teal); }
.modal { border-color: #81cad3; border-radius: 16px; box-shadow: var(--kp-shadow); }
.playground-page .playground-notice { border-color: #abd8df; border-radius: 10px; background: rgba(8, 169, 219, .08); }
.playground-page #apiTabs { border-radius: 10px; background: var(--bg-secondary); }
.playground-page #apiTabs button.active { color: #fff; background: linear-gradient(100deg, var(--kp-blue), var(--kp-sky)); }
.playground-page .code-block { border-color: #155176; border-radius: 10px; background: #04142c; }

/* Documentation */
.docs-page {
  --blue: var(--kp-blue);
  --teal: var(--kp-teal);
  --ink: var(--kp-ink);
  --line: var(--kp-line);
  color: #33465f;
  background: var(--kp-bg);
}
.docs-page .layout { grid-template-columns: 286px minmax(0, 1fr); }
.docs-page aside {
  border-right: 1px solid #193856;
  color: #dff3f7;
  background-color: var(--kp-ink);
  background-image: linear-gradient(rgba(8, 169, 219, .05) 1px, transparent 1px);
  background-size: 100% 36px;
}
.docs-page aside .brand { color: #fff; }
.docs-page aside .brand small { color: #67d8d1; }
.docs-page .logo-crop { border-color: #77cbd3; border-radius: 10px; box-shadow: 5px 5px 0 rgba(0, 191, 166, .10); }
.docs-page .docs-version { border-color: #214663; color: #bdd3df; border-radius: 7px; background: #09213f; }
.docs-page nav strong { color: #7195ad; font-family: 'Sora'; }
.docs-page nav a { color: #b8cedb; border-radius: 8px; }
.docs-page nav a:hover, .docs-page nav a.active {
  color: #fff;
  background: linear-gradient(90deg, rgba(22, 77, 204, .48), rgba(0, 191, 166, .12));
  box-shadow: inset 3px 0 0 var(--kp-teal);
}
html[data-theme='light'] .docs-page aside nav a { color: #b8cedb; }
html[data-theme='light'] .docs-page aside nav strong { color: #7195ad; }
html[data-theme='light'] .docs-page aside .docs-version { color: #bdd3df; }
.docs-page main { width: min(1080px, 100%); }
.docs-page .hero {
  border-color: #b5d9df;
  border-radius: 16px;
  background-color: #eaf7fa;
  background-image:
    linear-gradient(rgba(22, 77, 204, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 77, 204, .04) 1px, transparent 1px);
  background-size: 30px 30px;
  box-shadow: 8px 8px 0 rgba(22, 77, 204, .05);
}
.docs-page .hero h1, .docs-page h2 { color: var(--kp-ink); }
.docs-page h2::before { content: '//'; margin-right: 9px; color: var(--kp-teal); font-family: ui-monospace, monospace; }
.docs-page .endpoint, .docs-page .note, .docs-page table, .docs-page .card {
  border-color: var(--kp-line);
  border-radius: 10px;
}
.docs-page pre { border-color: #155176; border-radius: 11px; background: #04142c; }
html[data-theme='dark'] .docs-page {
  color: #bdcbd7;
  background: #061126;
}
html[data-theme='dark'] .docs-page .hero {
  border-color: #21445e;
  background-color: #0b1d37;
}
html[data-theme='dark'] .docs-page .hero h1,
html[data-theme='dark'] .docs-page h2 { color: #f2fbff; }

/* Authentication */
.auth-body { background: #eef8fa; }
.auth-shell { grid-template-columns: minmax(450px, 1.03fr) minmax(420px, .97fr); }
.auth-intro {
  background-color: var(--kp-ink);
  background-image:
    linear-gradient(rgba(8, 169, 219, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(8, 169, 219, .07) 1px, transparent 1px),
    radial-gradient(circle at 80% 18%, rgba(0, 191, 166, .20), transparent 28%),
    linear-gradient(135deg, #06142d, #092f78 68%, #087d9c);
  background-size: 38px 38px, 38px 38px, auto, auto;
}
.auth-brand-mark, .auth-mobile-mark { border-radius: 11px; }
.auth-copy h1 { font-size: clamp(2.7rem, 4.7vw, 4.9rem); line-height: 1; }
.auth-kicker { color: #5de8d5; font-family: 'Sora'; }
.auth-panel {
  background-color: #f7fcfd;
  background-image: linear-gradient(rgba(22, 77, 204, .035) 1px, transparent 1px);
  background-size: 100% 38px;
}
.auth-card {
  width: min(100%, 460px);
  padding: 34px;
  border: 1px solid #c5dfe5;
  border-radius: 16px;
  background: rgba(255, 255, 255, .9);
  box-shadow: 12px 12px 0 rgba(22, 77, 204, .06);
}
.auth-heading h2 { color: var(--kp-ink); }
.auth-card .login-tabs { border-radius: 9px; background: #e8f3f6; }
.auth-card .login-tabs button.active { color: #fff; background: var(--kp-blue); }
.auth-card .form-group input { border-color: #c5d9e0; border-radius: 8px; }
.auth-card .form-group input:focus { border-color: var(--kp-teal); box-shadow: 0 0 0 3px rgba(0, 191, 166, .11); }
.auth-submit { border-radius: 9px; }
html[data-theme='dark'] .auth-card {
  border-color: #30435d;
  background: rgba(13, 27, 45, .94);
  box-shadow: 12px 12px 0 rgba(0, 191, 166, .05);
}

/* Checkout */
.checkout-body { background: var(--kp-bg); }
.checkout-page {
  background-color: #eef9fb;
  background-image:
    linear-gradient(rgba(22, 77, 204, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 77, 204, .05) 1px, transparent 1px);
  background-size: 32px 32px;
}
.checkout-card { border-color: #b9d8df; border-radius: 16px; box-shadow: 12px 12px 0 rgba(22, 77, 204, .06), var(--kp-shadow); }
.checkout-brand-row { border-color: var(--kp-line); background: #fff; }
.checkout-brand-mark { border-radius: 10px; }
.checkout-statusbar { border-color: var(--kp-line); }
.qr-wrapper { border-color: #b5dedb; border-radius: 13px; box-shadow: 7px 7px 0 rgba(0, 191, 166, .08); }

/* Responsive system */
.landing-page :is(.hero-grid, .hero-copy, .hero-console, .feature-card, .step-card, .price-card, .developer-copy, .code-window),
.app-layout :is(.main-content, .card, .stat-card, .page-header > *, .dashboard-welcome > *, .account-plan, .quick-grid button > div),
.docs-page :is(main, section, .hero, .card),
.auth-body :is(.auth-panel, .auth-card),
.checkout-body :is(.checkout-card, #paymentContent) { min-width: 0; }
.table-wrapper, .docs-page table, .tabs, .code-block, .docs-page pre, .docs-page .endpoint {
  max-width: 100%;
  -webkit-overflow-scrolling: touch;
}
.app-layout :is(h1, h2, h3, p, small, strong),
.landing-page :is(h1, h2, h3, p),
.docs-page :is(h1, h2, h3, p, li),
.auth-body :is(h1, h2, p),
.checkout-body :is(p, strong) { overflow-wrap: anywhere; }

@media (max-width: 980px) {
  .auth-body .auth-shell { grid-template-columns: minmax(0, 1fr); }
  .auth-body .auth-panel { min-width: 0; }
  .auth-body .auth-card { width: 100%; max-width: 480px; }
}

@media (max-width: 1050px) {
  .landing-page .hero-grid { grid-template-columns: 1fr; gap: 52px; }
  .landing-page .hero-copy { max-width: 760px; }
  .landing-page .hero-console { width: min(100%, 760px); }
  .landing-page .pricing-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .landing-page .developer-card { gap: 36px; padding: 46px 40px; }
}

@media (max-width: 900px) {
  .app-layout .sidebar {
    width: min(86vw, 300px);
    transform: translateX(-105%);
    box-shadow: 12px 0 38px rgba(7, 21, 47, .18);
  }
  .app-layout .sidebar.open { transform: translateX(0); }
  .app-layout #burgerBtn { display: grid; width: 42px; height: 42px; place-items: center; }
  .app-layout .main-content { width: 100%; margin-left: 0; padding: 72px clamp(18px, 4vw, 34px) 68px; }
  .app-layout .dashboard-panels, .playground-page .playground-layout { grid-template-columns: minmax(0, 1fr); }
  .app-layout .quick-grid, .app-layout .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 850px) {
  .docs-page main { width: 100%; }
  .docs-page aside nav { scrollbar-width: none; overscroll-behavior-inline: contain; }
  .docs-page table { display: block; width: 100%; overflow-x: auto; }
  .docs-page aside nav::-webkit-scrollbar { display: none; }
}

@media (max-width: 700px) {
  .landing-page .container { width: calc(100% - 24px); }
  .landing-page .header-inner { min-height: 66px; gap: 12px; }
  .landing-page .brand-mark { width: 38px; height: 38px; }
  .landing-page .mobile-nav { max-height: calc(100vh - 66px); overflow-y: auto; padding-bottom: 14px; }
  .landing-page .mobile-nav a { min-height: 44px; display: flex; align-items: center; }
  .landing-page .hero { padding: 112px 0 64px; }
  .landing-page .hero-grid { gap: 42px; }
  .landing-page .hero-copy h1 { font-size: clamp(2.15rem, 9.8vw, 3rem); line-height: 1.05; letter-spacing: -.05em; overflow-wrap: normal; word-break: normal; }
  .landing-page .hero-copy > p { margin-top: 21px; line-height: 1.65; }
  .landing-page .hero-proof { align-items: flex-start; margin-top: 28px; }
  .landing-page .hero-console { min-height: 0; overflow: hidden; }
  .landing-page .console-body { min-height: 290px; }
  .landing-page .floating-payment { position: static; width: calc(100% - 24px); min-width: 0; margin: 12px; }
  .landing-page .status-inner { gap: 12px; }
  .landing-page .section { padding: 66px 0; }
  .landing-page .section-heading { gap: 18px; margin-bottom: 30px; }
  .landing-page .section-heading h2, .landing-page .developer-copy h2, .landing-page .cta-inner h2 {
    font-size: clamp(2rem, 9vw, 2.7rem);
  }
  .landing-page .feature-card { grid-column: 1 / -1; min-height: auto; padding: 24px; }
  .landing-page .steps-grid { grid-template-columns: 1fr; }
  .landing-page .step-card, .landing-page .price-card { min-height: auto; padding: 24px; }
  .landing-page .developer-section { padding: 48px 0 36px; }
  .landing-page .developer-card { grid-template-columns: 1fr; padding: 34px 22px; }
  .landing-page .code-window { max-width: 100%; min-height: 270px; padding: 52px 18px 20px; overflow-x: auto; }
  .playground-page .playground-layout { width: 100%; grid-template-columns: minmax(0, 1fr); }
  .playground-page .playground-layout > *, .playground-page #apiForm, .playground-page #apiForm > div { width: 100%; min-width: 0; max-width: 100%; }
  .playground-page .playground-notice { align-items: stretch; flex-wrap: wrap; }
  .playground-page .playground-notice select { width: 100%; min-width: 0 !important; margin-left: 0 !important; }
  .landing-page .cta-section { padding: 0 0 48px; }
  .landing-page .cta-inner { display: flex; min-height: 0; align-items: flex-start; flex-direction: column; gap: 24px; padding: 32px 24px; }
  .landing-page .cta-inner .button { width: 100%; margin-top: 0; }

  .app-layout .main-content { padding-inline: 14px; }
  .app-layout .page-header, .app-layout .dashboard-welcome { align-items: flex-start; flex-direction: column; gap: 16px; }
  .app-layout .page-header > .btn, .app-layout .page-header > button, .app-layout .dashboard-actions { width: 100%; }
  .app-layout .dashboard-actions .btn { flex: 1; justify-content: center; }
  .app-layout .account-summary { grid-template-columns: 1fr; gap: 17px; padding: 17px; }
  .app-layout .account-metrics { width: 100%; grid-column: auto; grid-row: auto; gap: 0; }
  .app-layout .account-metrics div { min-width: 0; flex: 1; padding-left: 14px; }
  .app-layout .account-metrics div:first-child { padding-left: 0; border-left: 0; }
  .app-layout .account-summary > .btn { width: 100%; justify-content: center; }
  .app-layout .filters, .app-layout .form-row { align-items: stretch; flex-direction: column; }
  .app-layout .filters :is(input, select, button), .app-layout .form-row > .form-group { width: 100%; min-width: 0; }
  .app-layout .card-header { align-items: flex-start; flex-wrap: wrap; gap: 10px; }
  .app-layout .tabs { overflow-x: auto; flex-wrap: nowrap; }
  .app-layout .tabs button { min-height: 44px; flex: 0 0 auto; white-space: nowrap; }
  .app-layout .main-content button,
  .app-layout .main-content .btn { min-height: 44px; }
  .app-layout .main-content .btn-icon { min-width: 44px; justify-content: center; }
  .app-layout .secret-box { align-items: stretch; flex-direction: column; }
  .app-layout .secret-box button { width: 100%; }
  .app-layout :is(input, select, textarea) { font-size: 16px; }
  .modal-overlay { align-items: flex-end; padding: 10px; }
  .modal { width: 100%; max-width: 100%; max-height: calc(100dvh - 20px); padding: 23px 18px; border-radius: 16px 16px 8px 8px; }
  .modal-actions { flex-wrap: wrap; }
  .modal-actions .btn { min-height: 44px; flex: 1; justify-content: center; }

  .docs-page main { padding: 22px 14px 64px; }
  .docs-page .hero { padding: 25px 18px; }
  .docs-page .hero h1 { font-size: clamp(2rem, 10vw, 2.65rem); }
  .docs-page .hero-actions { display: grid; grid-template-columns: 1fr; }
  .docs-page .hero-actions a { width: 100%; justify-content: center; }
  .docs-page h2 { margin-top: 43px; font-size: 1.42rem; }
  .docs-page .endpoint { overflow-x: auto; white-space: nowrap; }
  .docs-page pre { padding: 18px 14px; }

  .auth-body .auth-panel { min-height: 100dvh; padding: 64px 12px 24px; }
  .auth-body .auth-card { padding: 25px 20px; border-radius: 14px; box-shadow: 0 10px 32px rgba(22, 77, 204, .08); }
  .auth-body .auth-card input { font-size: 16px; }

  .checkout-page { min-height: 100dvh; align-items: flex-start; padding: 16px 10px; }
  .checkout-page .checkout-card { width: 100%; max-width: 490px; }
  .checkout-page .qr-wrapper { display: block; width: min(100%, 320px); }
  .checkout-page .qr-wrapper img, .checkout-page .qr-wrapper canvas { width: 100% !important; height: auto !important; }
  .checkout-reference { align-items: flex-start; flex-direction: column; gap: 5px; }
  .checkout-reference code { width: 100%; }
}

@media (max-width: 520px) {
  .landing-page .hero-actions { display: grid; grid-template-columns: 1fr; }
  .landing-page .hero-actions .button { width: 100%; min-width: 0; }
  .landing-page .eyebrow { align-items: flex-start; font-size: .62rem; line-height: 1.5; }
  .landing-page .status-title { font-size: .6rem; }
  .landing-page .status-live { padding: 5px 7px; font-size: .5rem; }
  .landing-page .pricing-grid, .landing-page .benefit-row, .landing-page .footer-main { grid-template-columns: 1fr; }
  .landing-page .developer-actions { align-items: stretch; flex-direction: column; }
  .landing-page .developer-actions .button { width: 100%; }
  .app-layout .stats-grid, .app-layout .quick-grid { grid-template-columns: 1fr; }
  .app-layout .dashboard-actions { flex-direction: column; }
  .app-layout .dashboard-actions .btn { width: 100%; }
  .app-layout .card, .app-layout .stat-card { padding: 17px; }
  .checkout-brand-row { min-height: 64px; padding: 0 15px; }
  #paymentContent { padding: 23px 16px 20px; }
  .checkout-footer { min-height: 58px; flex-wrap: wrap; gap: 6px 14px; padding: 10px 15px; }
}

@media (max-width: 360px) {
  .landing-page .hero-copy h1 { font-size: 2.25rem; }
  .landing-page .hero-proof { flex-direction: column; }
  .app-layout .account-metrics { flex-wrap: wrap; row-gap: 14px; }
  .app-layout .account-metrics div { flex: 1 0 33%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}