:root {
  --bg: #050a14;
  --bg-2: #070f1d;
  --line: rgba(88, 121, 173, 0.25);
  --txt: #e8edf8;
  --muted: #97a6bf;
  --blue: #36b7ff;
  --green: #31d4a9;
  --purple: #9f8bff;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; scroll-behavior: smooth; }
body {
  font-family: "Inter", sans-serif;
  color: var(--txt);
  background: radial-gradient(circle at 52% 0%, rgba(40, 188, 255, 0.15), transparent 22%), var(--bg);
  overflow-x: clip;
}

.space {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 20% 16%, rgba(255, 255, 255, 0.75) 1px, transparent 2px),
    radial-gradient(circle at 82% 28%, rgba(255, 255, 255, 0.6) 1px, transparent 2px),
    radial-gradient(circle at 65% 64%, rgba(255, 255, 255, 0.55) 1px, transparent 2px),
    radial-gradient(circle at 12% 76%, rgba(255, 255, 255, 0.65) 1px, transparent 2px),
    linear-gradient(180deg, #040916, #050a14 45%, #040913 100%);
}

.binary-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  mix-blend-mode: screen;
}

.bit {
  position: absolute;
  margin: 0;
  font-family: "Courier New", monospace;
  font-size: var(--size, 26px);
  line-height: 1;
  color: rgba(73, 191, 255, var(--alpha, 0.15));
  text-shadow: 0 0 10px rgba(37, 157, 214, 0.14);
  user-select: none;
  animation: bitDrift var(--dur, 22s) linear infinite;
  animation-delay: var(--delay, 0s);
  transform: translate3d(0, 0, 0);
}

@keyframes bitDrift {
  0% {
    transform: translate3d(0, 0, 0) rotate(0deg);
  }
  100% {
    transform: translate3d(var(--dx, 120px), var(--dy, -80px), 0) rotate(var(--rot, 8deg));
  }
}

main, .site-footer { width: min(1400px, 92vw); margin: 0 auto; }
main {
  position: relative;
  isolation: isolate;
}

.top-nav {
  width: calc(100vw - 24px);
  margin: 8px auto 0;
  border: 1px solid transparent;
  border-radius: 10px;
  background: rgba(8, 13, 24, 0);
  backdrop-filter: blur(0px);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 16px 18px;
  position: sticky;
  top: 0;
  z-index: 50;
  transition:
    width 320ms ease,
    margin-top 320ms ease,
    padding 320ms ease,
    border-color 320ms ease,
    background-color 320ms ease,
    backdrop-filter 320ms ease,
    box-shadow 320ms ease;
}

.top-nav.scrolled {
  width: min(980px, calc(100vw - 24px));
  margin-top: 14px;
  padding: 12px 18px;
  border-color: var(--line);
  background: rgba(8, 13, 24, 0.85);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 32px rgba(4, 10, 20, 0.35);
}

.logo {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.logo img {
  width: 136px;
  height: auto;
  display: block;
  object-fit: contain;
}

.top-nav nav { display: flex; justify-content: center; gap: 22px; }
.top-nav nav a { color: #c9d5e8; text-decoration: none; font-size: 15px; font-weight: 500; }
.mobile-login { display: none; }

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 9px;
  border: 1px solid rgba(79, 120, 176, 0.45);
  background: rgba(9, 17, 31, 0.85);
  color: #d7e6fb;
  place-items: center;
  cursor: pointer;
}

.menu-toggle svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.btn {
  border: 1px solid rgba(52, 184, 255, 0.5);
  color: #d4ecff;
  text-decoration: none;
  font-weight: 700;
  border-radius: 8px;
  padding: 12px 20px;
  background: linear-gradient(100deg, rgba(32, 104, 174, 0.25), rgba(37, 188, 149, 0.18));
  box-shadow: inset 0 0 22px rgba(79, 198, 255, 0.17);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, filter 180ms ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: inset 0 0 26px rgba(79, 198, 255, 0.22), 0 10px 20px rgba(7, 16, 30, 0.26);
}

.btn-sm { padding: 10px 16px; }
.btn-ghost { background: rgba(8, 13, 24, 0.75); border-color: var(--line); color: #cfd8e9; }

.cta-btn {
  border-color: rgba(84, 210, 176, 0.72);
  color: #e7fff9;
  background: linear-gradient(110deg, rgba(29, 124, 206, 0.82), rgba(22, 170, 129, 0.82));
  box-shadow:
    0 0 0 1px rgba(93, 227, 181, 0.2),
    0 8px 18px rgba(20, 149, 189, 0.24),
    inset 0 0 18px rgba(168, 255, 228, 0.12);
}

.cta-btn:hover {
  border-color: rgba(126, 246, 207, 0.86);
  box-shadow:
    0 0 0 1px rgba(130, 255, 211, 0.3),
    0 12px 22px rgba(20, 149, 189, 0.34),
    inset 0 0 22px rgba(203, 255, 237, 0.2);
  filter: saturate(1.04);
}

section { padding: 120px 0 110px; }
.section-line { border-top: 1px solid rgba(62, 128, 179, 0.22); }
main > section.section-line {
  position: relative;
  z-index: 2;
}

.page-flow {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.page-flow .flow-link {
  fill: none;
  stroke-width: 2.15;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 8 10;
  opacity: 0.52;
  filter: drop-shadow(0 0 8px rgba(76, 210, 255, 0.26));
  animation: sectionFlow 7.4s linear infinite;
}

.page-flow .flow-link.flow-1 { stroke: rgba(74, 209, 255, 0.75); }
.page-flow .flow-link.flow-2 {
  stroke: rgba(102, 235, 188, 0.72);
  stroke-dasharray: 6 9;
  animation-duration: 8.4s;
}
.page-flow .flow-link.flow-3 {
  stroke: rgba(161, 154, 255, 0.72);
  stroke-dasharray: 10 11;
  animation-duration: 9.2s;
}
.page-flow .flow-link.flow-4 {
  stroke: rgba(73, 224, 255, 0.74);
  stroke-dasharray: 5 8;
  animation-duration: 7s;
}

.page-flow .flow-node {
  fill: rgba(88, 216, 255, 0.95);
  opacity: 0.74;
  filter: drop-shadow(0 0 8px rgba(88, 216, 255, 0.55));
}

.page-flow .flow-nic {
  opacity: 0.96;
  filter: drop-shadow(0 0 8px rgba(89, 218, 255, 0.42));
}

.page-flow .flow-nic .nic-outer {
  fill: rgba(8, 17, 33, 0.95);
  stroke: rgba(94, 212, 255, 0.85);
  stroke-width: 1.1;
}

.page-flow .flow-nic .nic-slot {
  fill: rgba(32, 58, 98, 0.9);
  stroke: rgba(130, 227, 255, 0.6);
  stroke-width: 0.8;
}

.page-flow .flow-nic .nic-pin {
  fill: rgba(120, 232, 255, 0.9);
}

.page-flow .flow-nic .nic-core {
  fill: rgba(42, 122, 205, 0.7);
}

h1, h2, h3, h4, p { margin: 0; }
h1 {
  margin-top: 16px;
  font-size: clamp(2.8rem, 5.4vw, 5.8rem);
  line-height: 1.03;
  letter-spacing: -0.04em;
  max-width: 980px;
  text-align: center;
  margin-inline: auto;
}

h2 {
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: #dbd7f7;
}

.kicker {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #0062b2;
  text-align: center;
}

.hero .kicker {
  color: #0062b2;
  font-weight: 700;
  text-shadow: 0 0 18px rgba(0, 98, 178, 0.35);
}

.hl-blue {
  color: #0b73d8;
}

.hl-green {
  color: #31d4a9;
}

.hl-yellow {
  color: #f2c230;
}

.hero .lead {
  margin: 16px auto 0;
  max-width: 740px;
  text-align: center;
  color: var(--muted);
  font-size: 27px;
}

.trusted-strip {
  margin-top: 74px;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  border-top: 1px solid rgba(62, 128, 179, 0.35);
  border-bottom: 1px solid rgba(62, 128, 179, 0.35);
  background:
    radial-gradient(ellipse at center, rgba(40, 145, 180, 0.24) 0%, rgba(20, 78, 103, 0.12) 32%, rgba(8, 14, 25, 0) 62%),
    linear-gradient(90deg, rgba(5, 11, 20, 0.96), rgba(10, 25, 40, 0.65), rgba(5, 11, 20, 0.96));
  box-shadow:
    inset 0 1px 0 rgba(83, 149, 206, 0.2),
    inset 0 -1px 0 rgba(83, 149, 206, 0.2);
}

.trusted {
  width: min(1400px, 92vw);
  margin: 0 auto;
  text-align: center;
  padding: 68px 0 74px;
}

.trusted p {
  color: #d3deee;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-shadow: 0 0 20px rgba(81, 173, 213, 0.28);
}

.logos-marquee {
  margin-top: 30px;
  display: flex;
  overflow: hidden;
  gap: 0;
  mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.logos-track {
  display: flex;
  align-items: center;
  gap: 64px;
  min-width: max-content;
  animation: trustedScroll 24s linear infinite;
  padding-right: 64px;
}

.logos-track span {
  position: relative;
  white-space: nowrap;
  text-align: center;
  color: rgba(196, 209, 229, 0.75);
  font-size: clamp(1.25rem, 2.1vw, 2rem);
  font-weight: 700;
}

.logos-track span:not(:last-child)::after {
  content: "·";
  position: absolute;
  right: -34px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(152, 170, 197, 0.45);
  font-weight: 500;
}

.authority {
  text-align: center;
}

.authority h2 {
  margin-top: 10px;
}

.authority-lead {
  margin: 14px auto 0;
  max-width: 980px;
  color: #a9bbd4;
  font-size: 27px;
}

.authority-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.authority-card {
  border: 1px solid rgba(88, 128, 184, 0.35);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(11, 20, 34, 0.9), rgba(8, 14, 25, 0.9));
  padding: 24px;
  text-align: left;
}

.authority-logo {
  height: 62px;
  width: auto;
  max-width: 460px;
  object-fit: contain;
  object-position: left center;
  display: block;
  margin-bottom: 16px;
}

.authority-logo-netacad {
  height: 88px;
  max-width: 560px;
}

.authority-logo-lpi {
  height: 98px;
  max-width: 420px;
}

.authority-card h3 {
  margin-top: 8px;
  font-size: 31px;
  color: #dde8f8;
}

.authority-card p {
  margin-top: 10px;
  color: #a2b3cc;
  font-size: 23px;
}

.voucher-note {
  margin-top: 14px;
  border: 1px solid rgba(62, 212, 165, 0.45);
  border-radius: 12px;
  background: linear-gradient(100deg, rgba(9, 30, 28, 0.9), rgba(10, 47, 69, 0.45));
  box-shadow: inset 0 0 26px rgba(62, 212, 165, 0.08);
  padding: 18px 20px;
}

.voucher-note h3 {
  margin: 0;
  font-size: 30px;
  color: #d9fff2;
}

.voucher-note p {
  margin-top: 8px;
  font-size: 24px;
  color: #b4d7e4;
}

.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.feature.reverse { grid-template-columns: 1fr 1fr; }
.feature-copy h2 { margin-top: 10px; }
.feature-copy p { margin-top: 16px; color: var(--muted); font-size: 31px; max-width: 640px; }
.feature-copy ul { margin: 26px 0; padding: 0; list-style: none; display: grid; gap: 20px; }
.feature-copy li {
  padding-left: 38px;
  position: relative;
  color: #cfdae9;
  font-size: 35px;
}
.feature-copy li::before {
  content: "+";
  position: absolute;
  left: 0;
  top: 2px;
  width: 26px;
  height: 26px;
  border: 1px solid rgba(87, 228, 182, 0.85);
  border-radius: 50%;
  color: #6df0c2;
  display: grid;
  place-items: center;
  box-shadow: 0 0 16px rgba(87, 228, 182, 0.38);
}

.feature-visual { display: grid; gap: 18px; }
.ui-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  background: linear-gradient(180deg, rgba(14, 23, 38, 0.8), rgba(9, 15, 27, 0.8));
}
.ui-title { color: #99a8c2; font-size: 16px; margin-bottom: 8px; }
.green { color: #39db9e; }

.chip-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.chip-grid span {
  border: 1px solid rgba(71, 120, 180, 0.35);
  background: rgba(15, 27, 44, 0.8);
  border-radius: 6px;
  padding: 8px;
  text-align: center;
  color: #b8c6db;
  font-size: 23px;
}

.stream { color: #44ddaa; font-weight: 600; font-size: 26px; }

.pipeline .stage {
  border: 1px solid rgba(88, 131, 191, 0.3);
  border-radius: 7px;
  padding: 10px 12px;
  margin-bottom: 8px;
  font-size: 30px;
}
.pipeline .s1 { border-color: rgba(255, 165, 80, 0.45); }
.pipeline .s2 { border-color: rgba(45, 212, 191, 0.45); }
.pipeline .s3 { border-color: rgba(161, 139, 255, 0.45); }
.pipeline .s4 { border-color: rgba(56, 189, 248, 0.45); }

.learning-map {
  text-align: center;
}

.learning-map h2 {
  margin-top: 10px;
}

.map-subtitle {
  margin-top: 14px;
  color: #95aac8;
  font-size: 24px;
}

.map-canvas {
  margin-top: 28px;
  position: relative;
  min-height: 610px;
  border: 1px solid rgba(83, 128, 188, 0.3);
  border-radius: 16px;
  background:
    radial-gradient(circle at 55% 40%, rgba(43, 179, 152, 0.2), transparent 40%),
    radial-gradient(circle at 30% 35%, rgba(76, 122, 211, 0.16), transparent 35%),
    rgba(8, 14, 25, 0.88);
  overflow: hidden;
}

.map-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.world-map {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.52;
  z-index: 0;
}

.world-map img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 46%;
  filter: saturate(1.08) brightness(0.64) contrast(1.1) hue-rotate(192deg);
}

.world-map::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 52% 42%, rgba(65, 169, 223, 0.34), transparent 40%),
    linear-gradient(180deg, rgba(3, 8, 18, 0.16), rgba(3, 8, 18, 0.74));
  pointer-events: none;
}

.map-lines path {
  fill: none;
  stroke: rgba(61, 203, 245, 0.78);
  stroke-width: 2.2;
  stroke-dasharray: 9 8;
  animation: lineFlow 9s linear infinite;
}

.map-lines path:nth-child(2),
.map-lines path:nth-child(5) {
  stroke: rgba(66, 231, 170, 0.76);
}

.map-lines path:nth-child(3),
.map-lines path:nth-child(6) {
  stroke: rgba(162, 146, 255, 0.74);
}

.map-node {
  position: absolute;
  width: 220px;
  padding: 14px;
  text-align: left;
  border: 1px solid rgba(90, 128, 184, 0.36);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(16, 27, 43, 0.92), rgba(10, 17, 29, 0.95));
  box-shadow: inset 0 0 24px rgba(59, 111, 180, 0.12);
}

.map-node h3 {
  font-size: 24px;
  color: #e6eeff;
}

.map-node p {
  margin-top: 6px;
  font-size: 18px;
  color: #97adcb;
}

.map-node::before {
  content: "";
  position: absolute;
  top: 50%;
  left: -8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #3ec8ff;
  box-shadow: 0 0 14px rgba(62, 200, 255, 0.8);
  transform: translateY(-50%);
}

.n1 { top: 50px; left: 70px; }
.n2 { top: 150px; left: 300px; }
.n3 { top: 150px; left: 560px; }
.n4 { top: 60px; left: 900px; }
.n5 { top: 180px; left: 900px; }
.n6 { top: 300px; left: 900px; }
.n7 { top: 420px; left: 900px; }
.n8 { top: 410px; left: 560px; }
.n9 { top: 260px; left: 120px; }
.n10 { top: 410px; left: 320px; }

@keyframes lineFlow {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -140; }
}

@keyframes trustedScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-100%); }
}

@keyframes sectionFlow {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -130; }
}

.pricing-compare {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 50px;
  align-items: center;
}
.pricing-compare ul { margin: 24px 0 0; padding-left: 20px; color: #cdd8ea; font-size: 34px; }
.bars { display: grid; gap: 18px; }
.bar {
  border: 1px solid;
  border-radius: 8px;
  padding: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(13, 22, 37, 0.75);
}
.bar span { color: #c7d1e2; font-size: 28px; }
.bar strong { font-size: 29px; }
.bar strong.crossed {
  text-decoration: line-through;
  text-decoration-thickness: 2px;
  text-decoration-color: rgba(239, 126, 126, 0.95);
}
.bar.purple { border-color: rgba(171, 110, 255, 0.7); box-shadow: 0 0 18px rgba(171, 110, 255, 0.25); }
.bar.orange { border-color: rgba(255, 169, 71, 0.72); box-shadow: 0 0 18px rgba(255, 169, 71, 0.2); }
.bar.green { border-color: rgba(52, 230, 155, 0.72); box-shadow: 0 0 18px rgba(52, 230, 155, 0.24); }

.stats { text-align: center; }
.stats h2 { margin-top: 12px; }
.stat-grid {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.stat-grid article {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(8, 14, 25, 0.78);
  padding: 24px;
}
.stat-grid strong {
  font-size: clamp(2.8rem, 5vw, 5rem);
  color: #c7bfff;
  text-shadow: 0 0 28px rgba(140, 134, 255, 0.5);
}
.stat-grid span { display: block; margin-top: 6px; color: #9fb0cb; font-size: 22px; }

.testimonials h2 { margin-top: 10px; }

.google-rating {
  margin-top: 18px;
  padding: 18px 20px;
  border: 1px solid rgba(86, 125, 182, 0.34);
  border-radius: 12px;
  background: linear-gradient(170deg, rgba(13, 22, 37, 0.9), rgba(8, 14, 25, 0.92));
}

.google-score {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.google-score strong {
  font-size: 64px;
  color: #f4f7ff;
  line-height: 1;
}

.google-score .stars {
  color: #ffc83d;
  letter-spacing: 2px;
  font-size: 42px;
  line-height: 1;
}

.google-score span {
  color: #9fb3cf;
  font-size: 25px;
}

.google-rating p {
  margin-top: 10px;
  color: #b2c2d9;
  font-size: 27px;
}

.testimonial-marquee {
  margin-top: 16px;
  display: grid;
  gap: 12px;
}

.t-row {
  display: flex;
  gap: 12px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent 0, #000 8%, #000 92%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0, #000 8%, #000 92%, transparent 100%);
}

.t-track {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
  min-width: max-content;
  animation: tScrollLeft 42s linear infinite;
}

.t-row-reverse .t-track {
  animation-name: tScrollRight;
  animation-duration: 46s;
}

.testimonial-card {
  border: 1px solid rgba(74, 113, 169, 0.34);
  border-radius: 12px;
  padding: 16px;
  background: linear-gradient(170deg, rgba(12, 21, 35, 0.86), rgba(8, 14, 25, 0.9));
  width: min(440px, 76vw);
}

.testimonial-card h3 {
  font-size: 31px;
  color: #e3ecfb;
}

.testimonial-card p {
  margin-top: 8px;
  font-size: 24px;
  color: #a8bad3;
  line-height: 1.35;
}

@keyframes tScrollLeft {
  from { transform: translateX(0); }
  to { transform: translateX(calc(-100% - 12px)); }
}

@keyframes tScrollRight {
  from { transform: translateX(calc(-100% - 12px)); }
  to { transform: translateX(0); }
}

.platform { text-align: center; }
.platform h2 { margin-top: 10px; }
.course-preview-widget {
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px;
  background: linear-gradient(100deg, rgba(11, 20, 35, 0.9), rgba(11, 57, 77, 0.42));
  box-shadow: inset 0 0 32px rgba(33, 92, 171, 0.12);
}

.course-preview-widget iframe {
  display: block;
  width: 100%;
  min-height: 680px;
  border: 0;
  border-radius: 10px;
  background: rgba(7, 12, 20, 0.7);
}

.plans { text-align: center; }
.plan-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.plan {
  border: 1px solid var(--line);
  border-radius: 13px;
  background: linear-gradient(170deg, rgba(12, 21, 35, 0.9), rgba(8, 14, 25, 0.9));
  text-align: left;
  padding: 24px;
  display: flex;
  flex-direction: column;
}
.plan.featured {
  border-color: rgba(60, 220, 167, 0.6);
  box-shadow: inset 0 0 30px rgba(60, 220, 167, 0.11);
}
.name { color: #9cb0ca; font-size: 19px; text-transform: uppercase; letter-spacing: 0.04em; }
.price-old {
  margin: 8px 0 2px;
  font-size: 30px;
  color: #8ea4c3;
  text-decoration: line-through;
  text-decoration-thickness: 2px;
  text-decoration-color: rgba(238, 122, 122, 0.95);
}
.price { margin: 8px 0 16px; font-size: 49px; font-weight: 800; color: #dbd4fb; }
.plan ul { margin: 0 0 20px; padding: 0; list-style: none; display: grid; gap: 10px; }
.plan li { color: #c5d3e8; padding-left: 22px; position: relative; font-size: 28px; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: #57e4b6; }

.plans .plan .btn {
  margin-top: auto;
  align-self: center;
  min-width: 220px;
  text-align: center;
}

.team-btn {
  border-color: rgba(67, 203, 147, 0.55);
  color: #dff7ec;
  background: linear-gradient(110deg, rgba(19, 59, 46, 0.84), rgba(17, 95, 66, 0.78));
  box-shadow: inset 0 0 16px rgba(63, 203, 145, 0.14), 0 6px 14px rgba(8, 28, 22, 0.34);
}

.team-btn:hover {
  border-color: rgba(93, 231, 174, 0.72);
  box-shadow: inset 0 0 18px rgba(91, 233, 176, 0.2), 0 9px 18px rgba(8, 28, 22, 0.4);
}

.instructors h2 { margin-top: 10px; }
.instructors-lead {
  margin-top: 12px;
  color: #9aacca;
  font-size: 31px;
  max-width: 920px;
}

.instructor-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.instructor-card {
  border: 1px solid rgba(77, 118, 173, 0.34);
  border-radius: 14px;
  background: linear-gradient(170deg, rgba(12, 21, 35, 0.9), rgba(8, 14, 25, 0.92));
  padding: 18px;
  box-shadow: inset 0 0 24px rgba(39, 83, 139, 0.12);
}

.instructor-head {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 14px;
  align-items: center;
}

.avatar,
.avatar-photo {
  width: 108px;
  height: 108px;
  border-radius: 50%;
  border: 1px solid rgba(87, 145, 222, 0.5);
  box-shadow: 0 0 0 4px rgba(16, 36, 64, 0.5);
}

.avatar {
  display: grid;
  place-items: center;
  font-weight: 800;
  letter-spacing: 0.03em;
  color: #cfe6ff;
  font-size: 32px;
  background: radial-gradient(circle at 30% 30%, #2d6ed8, #143160 70%);
}

.avatar-vf { background: radial-gradient(circle at 30% 30%, #2cb0ff, #123b6f 68%); }
.avatar-jr { background: radial-gradient(circle at 30% 30%, #5a8cff, #1a3566 68%); }

.avatar-photo {
  object-fit: cover;
  object-position: center top;
  display: block;
}

.instructor-head h3 {
  font-size: 47px;
  color: #e4eeff;
}

.instructor-head p {
  color: #9eb0ca;
  font-size: 26px;
  margin-top: 2px;
}

.tag-list {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-list span {
  border: 1px solid rgba(94, 134, 188, 0.38);
  background: rgba(18, 31, 52, 0.86);
  color: #cfdef2;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 22px;
}

.instructor-card .bio {
  margin-top: 14px;
  color: #afc0d8;
  font-size: 29px;
  line-height: 1.35;
}

.faq {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 26px;
}
.faq > div > p { margin-top: 14px; color: #9aacca; font-size: 31px; }
.faq-list { display: grid; gap: 8px; }
.faq-item { border-bottom: 1px solid rgba(71, 107, 157, 0.26); }
.faq-item button {
  width: 100%;
  border: 0;
  background: transparent;
  color: #dce6f5;
  display: flex;
  justify-content: space-between;
  padding: 18px 0;
  font-size: 31px;
  text-align: left;
  cursor: pointer;
}
.faq-item button span { color: #8a9eba; }
.faq-item p { display: none; color: #9db0cb; padding: 0 0 14px; font-size: 26px; }
.faq-item.open p { display: block; }

.site-footer {
  border-top: 1px solid rgba(72, 116, 170, 0.28);
  padding: 70px 0 120px;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.footer-cols h4 { margin-bottom: 14px; font-size: 23px; color: #d7e4f8; }
.footer-cols a, .footer-cols p { display: block; color: #9aabc6; text-decoration: none; margin-bottom: 8px; font-size: 23px; }
.newsletter { display: flex; gap: 8px; }
.newsletter input {
  background: rgba(9, 14, 24, 0.8);
  border: 1px solid rgba(77, 117, 170, 0.33);
  color: #d2def0;
  border-radius: 8px;
  padding: 10px 12px;
  width: 100%;
  font-size: 20px;
}
.newsletter button {
  border: 1px solid rgba(58, 140, 219, 0.55);
  background: rgba(20, 46, 78, 0.44);
  color: #cee5ff;
  border-radius: 8px;
  padding: 10px 14px;
  font-weight: 700;
  font-size: 20px;
}

.footer-bottom {
  margin-top: 16px;
  border-top: 1px solid rgba(63, 100, 148, 0.28);
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  color: #96aac8;
  font-size: 20px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.footer-brand p {
  margin: 0;
  color: #9fb4d1;
  font-size: 16px;
}

.footer-brand img {
  width: 190px;
  height: auto;
  display: block;
}

.footer-socials {
  display: flex;
  gap: 8px;
}

.footer-socials a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid rgba(78, 121, 177, 0.45);
  background: rgba(9, 16, 29, 0.82);
  display: grid;
  place-items: center;
  color: #d2e3fb;
  transition: transform 150ms ease, border-color 150ms ease, color 150ms ease, box-shadow 150ms ease;
}

.footer-socials a:hover {
  transform: translateY(-1px);
  border-color: rgba(101, 216, 178, 0.75);
  color: #eafff6;
  box-shadow: 0 6px 14px rgba(9, 27, 21, 0.3);
}

.footer-socials svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.cookie-bar {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 10px;
  width: min(980px, calc(100vw - 16px));
  border: 1px solid rgba(78, 110, 152, 0.36);
  border-radius: 10px;
  background: rgba(8, 12, 20, 0.92);
  backdrop-filter: blur(8px);
  padding: 10px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  z-index: 2000;
}
.cookie-bar.is-hidden { display: none; }
.cookie-bar p { font-size: 17px; color: #9cb0cd; }
.cookie-bar div { display: flex; gap: 8px; }
.cb {
  border: 1px solid rgba(84, 118, 168, 0.45);
  background: transparent;
  color: #d2dcf0;
  border-radius: 7px;
  padding: 6px 12px;
  font-weight: 600;
  font-size: 16px;
}
.cb.active { background: #0062b2; color: #eaf5ff; border-color: #0062b2; }

.whatsapp-float {
  position: fixed;
  right: 82px;
  bottom: 88px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1px solid rgba(93, 235, 171, 0.72);
  background: linear-gradient(150deg, #1ecf74, #12a85b);
  display: grid;
  place-items: center;
  box-shadow: 0 10px 22px rgba(8, 46, 26, 0.42), 0 0 0 1px rgba(175, 255, 210, 0.28);
  z-index: 2100;
  overflow: visible;
  transition: transform 160ms ease, box-shadow 160ms ease, filter 160ms ease;
  animation: whatsappFloat 1.8s ease-in-out infinite;
}

.whatsapp-float::before {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(115, 255, 194, 0.55);
  animation: whatsappRing 1.8s ease-out infinite;
  pointer-events: none;
}

.whatsapp-float:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 14px 28px rgba(8, 46, 26, 0.5), 0 0 0 1px rgba(202, 255, 225, 0.4);
  filter: saturate(1.05);
}

.whatsapp-float svg {
  width: 40px;
  height: 40px;
  fill: #f2fff7;
  animation: whatsappNudge 1.8s ease-in-out infinite;
}

.wa-badge {
  position: absolute;
  top: -4px;
  right: -2px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border-radius: 999px;
  background: #ff2f2f;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.5);
  font-size: 12px;
  font-weight: 800;
  line-height: 16px;
  text-align: center;
  box-shadow: 0 0 10px rgba(255, 62, 62, 0.55);
}

.to-top {
  position: fixed;
  left: 24px;
  bottom: 88px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 1px solid rgba(89, 136, 198, 0.62);
  background: linear-gradient(140deg, rgba(14, 34, 62, 0.92), rgba(9, 23, 43, 0.92));
  color: #cfe3ff;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 18px rgba(4, 12, 25, 0.42);
  z-index: 2100;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 180ms ease, transform 180ms ease, border-color 160ms ease, color 160ms ease;
}

.to-top svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.to-top:hover {
  border-color: rgba(123, 179, 255, 0.9);
  color: #eef6ff;
}

@keyframes whatsappFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

@keyframes whatsappRing {
  0% {
    opacity: 0.8;
    transform: scale(0.92);
  }
  70% {
    opacity: 0;
    transform: scale(1.22);
  }
  100% {
    opacity: 0;
    transform: scale(1.22);
  }
}

@keyframes whatsappNudge {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

@media (max-width: 980px) {
  .top-nav { grid-template-columns: 1fr auto; align-items: center; }
  .top-nav .btn.btn-sm { display: none; }
  .menu-toggle { display: grid; justify-self: end; }
  .top-nav nav {
    display: none;
    grid-column: 1 / -1;
    width: 100%;
    margin-top: 10px;
    border: 1px solid rgba(74, 121, 179, 0.34);
    border-radius: 10px;
    background: rgba(8, 14, 24, 0.92);
    overflow: hidden;
    gap: 0;
  }
  .top-nav.menu-open nav { display: flex; flex-direction: column; }
  .top-nav nav a {
    padding: 12px 14px;
    border-bottom: 1px solid rgba(66, 104, 156, 0.3);
    font-size: 16px;
  }
  .top-nav nav a:last-child { border-bottom: 0; }
  .mobile-login { display: block; }
  .top-nav,
  .top-nav.scrolled {
    position: static;
    top: auto;
    width: calc(100vw - 24px);
    margin-top: 8px;
    padding: 14px 16px;
    border-color: transparent;
    background: rgba(8, 13, 24, 0.85);
    backdrop-filter: blur(8px);
    box-shadow: none;
  }
  .feature, .pricing-compare, .plan-grid, .faq, .footer-cols { grid-template-columns: 1fr; }
  .feature.reverse { grid-template-columns: 1fr; }
  .instructor-grid { grid-template-columns: 1fr; }
  .testimonial-card {
    width: min(360px, 86vw);
  }
  .instructor-head { grid-template-columns: 92px 1fr; }
  .avatar,
  .avatar-photo { width: 92px; height: 92px; }
  .trusted {
    padding: 44px 0 48px;
  }
  .authority-grid {
    grid-template-columns: 1fr;
  }
  .voucher-note {
    padding: 18px 16px;
    text-align: center;
    border-radius: 14px;
  }
  .voucher-note h3 {
    font-size: 22px;
    line-height: 1.2;
  }
  .voucher-note p {
    margin-top: 10px;
    font-size: 18px;
    line-height: 1.28;
  }
  .chip-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-areas:
      "redes security firewall"
      "trouble trouble labs"
      "carreira linux zabbix";
    gap: 7px;
  }
  .chip-grid span {
    font-size: 16px;
    padding: 7px 6px;
    white-space: nowrap;
  }
  .chip-grid span:nth-child(1) { grid-area: redes; }
  .chip-grid span:nth-child(2) { grid-area: security; }
  .chip-grid span:nth-child(3) { grid-area: firewall; }
  .chip-grid span:nth-child(4) { grid-area: trouble; }
  .chip-grid span:nth-child(5) { grid-area: labs; }
  .chip-grid span:nth-child(6) { grid-area: carreira; }
  .chip-grid span:nth-child(7) { grid-area: linux; }
  .chip-grid span:nth-child(8) { grid-area: zabbix; }
  .logos-track {
    gap: 34px;
    animation-duration: 18s;
    padding-right: 34px;
  }
  .logos-track span {
    font-size: 1.1rem;
  }
  .logos-track span:not(:last-child)::after {
    right: -20px;
  }
  .map-canvas {
    min-height: auto;
    padding: 14px;
  }
  .map-lines {
    display: none;
  }
  .world-map {
    display: none;
  }
  .map-node {
    position: static;
    width: 100%;
    margin-bottom: 10px;
  }
  .map-node::before {
    display: none;
  }
  .page-flow {
    display: none;
  }
  .stat-grid { grid-template-columns: 1fr; }
  .cookie-bar { flex-direction: column; align-items: start; }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer-brand {
    align-items: flex-start;
  }
  .whatsapp-float {
    right: 12px;
    bottom: 100px;
    width: 52px;
    height: 52px;
  }
  .whatsapp-float svg {
    width: 34px;
    height: 34px;
  }
  .to-top {
    left: 12px;
    bottom: 100px;
    width: 46px;
    height: 46px;
  }
  .to-top svg {
    width: 22px;
    height: 22px;
  }
  .course-preview-widget iframe {
    min-height: 520px;
  }
}