:root {
  --black: #111111;
  --white: #ffffff;
  --off-white: #fafaf9;
  --g100: #f5f5f4;
  --g200: #e7e5e4;
  --g300: #d6d3d1;
  --g400: #a8a29e;
  --g500: #78716c;
  --g600: #57534e;
  --g800: #292524;
  --g900: #1c1917;
  --teal: #3db8a9;
  --blue: #6893d4;
  --indigo: #8b85d0;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--white);
  color: var(--black);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: 'cv11', 'ss01';
}

.gt {
  background: linear-gradient(135deg, var(--teal) 0%, var(--blue) 50%, var(--indigo) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.rumi {
  font-family: 'Pacifico', cursive;
  font-weight: 400;
}

a.rumi-link {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease;
}

a.rumi-link:hover,
a.rumi-link:hover .hero-byline-logo {
  color: #2468de;
}

.lms-logo {
  height: 100px;
  width: 100px;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  backdrop-filter: blur(30px) saturate(1.2);
  background: rgba(255, 255, 255, 0.82);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

nav .inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav.scrolled {
  border-bottom: 1px solid var(--g200);
}

.logo {
  text-decoration: none;
  color: var(--black);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.035em;
}

.nav-r {
  display: flex;
  gap: 2.2rem;
  align-items: center;
}

.nav-r a {
  text-decoration: none;
  color: var(--g500);
  font-size: 0.84rem;
  font-weight: 450;
  letter-spacing: -0.01em;
  transition: color 0.25s;
}

.nav-r a:hover {
  color: var(--black);
}

.nav-btn {
  background: var(--black) !important;
  color: var(--white) !important;
  padding: 0.5rem 1.2rem;
  border-radius: 999px;
  font-weight: 500 !important;
  font-size: 0.84rem !important;
  transition: all 0.3s !important;
}

.nav-btn:hover {
  opacity: 0.8;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 10rem 2rem 5rem;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(61, 184, 169, 0.04) 0%, rgba(139, 133, 208, 0.03) 40%, transparent 70%);
  pointer-events: none;
}

.hero-wordmark {
  font-size: clamp(5rem, 12vw, 10rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 0.95;
  margin-bottom: 1.6rem;
  opacity: 0;
  animation: rise 1s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
}

.hero-tagline {
  font-family: 'Newsreader', Georgia, serif;
  font-size: clamp(1.15rem, 2.2vw, 2.55rem);
  font-weight: 300;
  font-style: italic;
  color: var(--g500);
  letter-spacing: 0.01em;
  margin-bottom: 3rem;
  opacity: 0;
  animation: rise 1s cubic-bezier(0.16, 1, 0.3, 1) 0.25s forwards;
}

.hero-desc {
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--g600);
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: 3rem;
  letter-spacing: -0.005em;
  opacity: 0;
  animation: rise 1s cubic-bezier(0.16, 1, 0.3, 1) 0.4s forwards;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  opacity: 0;
  animation: rise 1s cubic-bezier(0.16, 1, 0.3, 1) 0.55s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.75rem 1.65rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  letter-spacing: -0.01em;
  border: none;
}

.btn-dark {
  background: var(--black);
  color: var(--white);
}

.btn-dark:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12);
}

.btn-light {
  background: var(--g100);
  color: var(--g600);
  border: 1px solid var(--g200);
}

.btn-light:hover {
  background: var(--g200);
  color: var(--black);
}

.btn svg {
  transition: transform 0.25s;
}

.btn:hover svg {
  transform: translateX(2px);
}

.hero-byline {
  margin-top: 4.5rem;
  opacity: 0;
  animation: rise 1s cubic-bezier(0.16, 1, 0.3, 1) 0.7s forwards;
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
}

.hero-byline-text {
  font-size: 1.0rem;
  color: var(--g400);
  font-weight: 400;
  letter-spacing: -0.005em;
}

.hero-byline-logo {
  font-family: 'Pacifico', cursive;
  font-size: 1.4rem;
  color: var(--g600);
  /*color: rgb(36, 104, 222);*/
  font-weight: 400;
}

/* ── PREVIEW ── */
.preview-wrap {
  padding: 0 2rem 10rem;
}

.preview {
  max-width: 1080px;
  margin: 0 auto;
  border-radius: 18px;
  overflow: hidden;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.preview.visible {
  opacity: 1;
  transform: translateY(0);
}

.preview video {
  display: block;
  width: 100%;
  border-radius: 18px;
  border: 1px solid lightgray;
}

.preview .video-fade {
  position: absolute;
  inset: 0;
  background: var(--white);
  border-radius: 18px;
  opacity: 0;
  transition: opacity 0.8s ease;
  pointer-events: none;
  z-index: 2;
}

.preview .video-fade.active {
  opacity: 1;
}

.p-topbar {
  display: flex;
  align-items: center;
  padding: 0.75rem 1.1rem;
  background: rgba(0, 0, 0, 0.4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.p-dots {
  display: flex;
  gap: 5px;
}

.p-dots i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: block;
}

.p-dots i:nth-child(1) {
  background: #ff5f57;
}

.p-dots i:nth-child(2) {
  background: #febc2e;
}

.p-dots i:nth-child(3) {
  background: #28c840;
}

.p-url {
  flex: 1;
  text-align: center;
  font-size: 0.66rem;
  color: var(--g500);
  font-family: 'IBM Plex Mono', monospace;
}

.p-body {
  display: grid;
  grid-template-columns: 200px 1fr 240px;
  min-height: 380px;
}

.p-sb {
  background: rgba(255, 255, 255, 0.015);
  border-right: 1px solid rgba(255, 255, 255, 0.05);
  padding: 1rem 0.85rem;
}

.p-sb-label {
  font-size: 0.58rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--g500);
  margin-bottom: 0.6rem;
  padding: 0 0.3rem;
}

.p-sb-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.42rem 0.5rem;
  border-radius: 6px;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 1px;
}

.p-sb-item.active {
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.88);
  font-weight: 500;
}

.p-sb-icon {
  width: 22px;
  height: 22px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.62rem;
}

.p-sb-sync {
  margin-top: 1rem;
  padding-top: 0.7rem;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.64rem;
  color: var(--teal);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding-left: 0.3rem;
}

.p-chat {
  padding: 1.1rem 1.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.p-msg {
  display: flex;
  gap: 0.5rem;
  max-width: 90%;
}

.p-msg.u {
  margin-left: auto;
  flex-direction: row-reverse;
}

.p-av {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.55rem;
  font-weight: 600;
}

.p-av.ai {
  background: linear-gradient(135deg, var(--teal), var(--indigo));
  color: white;
}

.p-av.st {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.5);
}

.p-bub {
  padding: 0.6rem 0.85rem;
  border-radius: 10px;
  font-size: 0.74rem;
  line-height: 1.6;
}

.p-msg.u .p-bub {
  background: var(--white);
  color: var(--black);
  border-bottom-right-radius: 3px;
}

.p-msg.ai .p-bub {
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.72);
  border-bottom-left-radius: 3px;
}

.p-msg.ai .p-bub strong {
  color: rgba(255, 255, 255, 0.92);
}

.p-src {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  padding: 0.12rem 0.4rem;
  background: rgba(61, 184, 169, 0.07);
  border: 1px solid rgba(61, 184, 169, 0.1);
  border-radius: 3px;
  font-size: 0.58rem;
  font-weight: 500;
  color: var(--teal);
  margin-top: 0.3rem;
  font-family: 'IBM Plex Mono', monospace;
}

.p-typing {
  display: flex;
  gap: 3.5px;
  padding: 0.6rem 0.85rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 10px;
  border-bottom-left-radius: 3px;
  width: fit-content;
}

.p-typing i {
  display: block;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  animation: blink 1.4s infinite;
}

.p-typing i:nth-child(2) {
  animation-delay: 0.2s;
}

.p-typing i:nth-child(3) {
  animation-delay: 0.4s;
}

.p-an {
  background: rgba(255, 255, 255, 0.015);
  padding: 1rem 0.85rem;
}

.p-an-label {
  font-size: 0.58rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--g500);
  margin-bottom: 0.8rem;
  padding: 0 0.2rem;
}

.p-an-card {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 8px;
  padding: 0.75rem;
  margin-bottom: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.03);
}

.p-an-card h4 {
  font-size: 0.62rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 0.25rem;
}

.p-an-num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--white);
  line-height: 1.1;
}

.p-an-sub {
  font-size: 0.58rem;
  color: rgba(255, 255, 255, 0.3);
  margin-top: 0.1rem;
}

.p-bars {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.p-bar {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.p-bar-l {
  font-size: 0.58rem;
  color: rgba(255, 255, 255, 0.4);
  width: 48px;
  flex-shrink: 0;
}

.p-bar-t {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 2px;
  overflow: hidden;
}

.p-bar-f {
  height: 100%;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--teal), var(--indigo));
  transition: width 1.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.p-bar-p {
  font-size: 0.58rem;
  font-weight: 500;
  font-family: 'IBM Plex Mono', monospace;
  color: rgba(255, 255, 255, 0.55);
  width: 24px;
  text-align: right;
}

/* ── SECTIONS ── */
.sec-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--g400);
  margin-bottom: 1.2rem;
  font-family: 'IBM Plex Mono', monospace;
  text-transform: uppercase;
}

.sec-h {
  font-family: 'Newsreader', Georgia, serif;
  font-size: clamp(2rem, 3.8vw, 2.8rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.02em;
  max-width: 560px;
  margin-bottom: 1rem;
}

.sec-p {
  font-size: 1rem;
  color: var(--g500);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 4.5rem;
}

/* ── HOW IT WORKS ── */
.how {
  padding: 8rem 2rem;
  border-top: 1px solid var(--g200);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--g200);
  border-radius: 16px;
  overflow: hidden;
}

.step {
  padding: 2.8rem 2.2rem;
  background: var(--white);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.step.visible {
  opacity: 1;
  transform: translateY(0);
}

.step:hover {
  background: var(--off-white);
}

.step-n {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  font-weight: 500;
  color: var(--g400);
  margin-bottom: 1.8rem;
}

.step h3 {
  font-family: 'Newsreader', Georgia, serif;
  font-size: 1.2rem;
  font-weight: 400;
  margin-bottom: 0.65rem;
  line-height: 1.3;
}

.step p {
  font-size: 0.86rem;
  color: var(--g500);
  line-height: 1.65;
}

/* ── FEATURES ── */
.features {
  padding: 8rem 2rem;
  border-top: 1px solid var(--g200);
}

.feat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.fc {
  padding: 2.5rem;
  border-radius: 16px;
  border: 1px solid var(--g200);
  background: var(--white);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 0;
  transform: translateY(20px);
}

.fc.visible {
  opacity: 1;
  transform: translateY(0);
}

.fc:hover {
  border-color: var(--g300);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.03);
}

.fc.wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  background: var(--g900);
  color: var(--white);
  border-color: var(--g900);
}

.fc.wide:hover {
  border-color: var(--g800);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
}

.fc.wide p {
  color: rgba(255, 255, 255, 0.5);
}

.fc.wide .fc-tag {
  color: var(--teal);
}

.fc-tag {
  font-size: 0.62rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--g400);
  margin-bottom: 0.9rem;
  font-family: 'IBM Plex Mono', monospace;
}

.fc h3 {
  font-family: 'Newsreader', Georgia, serif;
  font-size: 1.35rem;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 0.6rem;
}

.fc p {
  font-size: 0.88rem;
  color: var(--g500);
  line-height: 1.65;
}

.dash {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 12px;
  padding: 1.4rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.dash-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.dash-row:last-child {
  border: none;
}

.dash-l {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.4);
}

.dash-v {
  font-size: 0.78rem;
  font-weight: 500;
  font-family: 'IBM Plex Mono', monospace;
  color: var(--white);
}

.dash-b {
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.64rem;
  font-weight: 500;
  font-family: 'IBM Plex Mono', monospace;
}

.dash-b.g {
  background: rgba(61, 184, 169, 0.1);
  color: var(--teal);
}

.dash-b.a {
  background: rgba(251, 191, 36, 0.1);
  color: #e6b422;
}

/* ── STUDY TOOLS ── */
.study {
  padding: 8rem 2rem;
  background: var(--g900);
  position: relative;
  overflow: hidden;
}

.study::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(61, 184, 169, 0.07) 0%, rgba(139, 133, 208, 0.05) 40%, transparent 70%);
  pointer-events: none;
}

.study .sec-label {
  color: var(--teal);
}

.study .sec-h {
  color: var(--white);
  max-width: 600px;
}

.study .sec-p {
  color: rgba(255, 255, 255, 0.45);
}

.study-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.study-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 0;
  transform: translateY(20px);
}

.study-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.study-card:hover {
  border-color: rgba(255, 255, 255, 0.14);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
  transform: translateY(-3px);
}

.study-card-preview {
  height: 270px;
  padding: 1.8rem;
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.study-card-body {
  padding: 1.5rem 1.6rem;
}

.study-card-tag {
  font-size: 0.62rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--teal);
  font-family: 'IBM Plex Mono', monospace;
  margin-bottom: 0.6rem;
}

.study-card h3 {
  font-family: 'Newsreader', Georgia, serif;
  font-size: 1.2rem;
  font-weight: 400;
  line-height: 1.3;
  color: var(--white);
  margin-bottom: 0.45rem;
}

.study-card p {
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.4);
  line-height: 1.6;
}

/* Quiz mock */
.quiz-mock {
  width: 100%;
  max-width: 280px;
}

.quiz-mock-q {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 500;
  margin-bottom: 0.75rem;
  line-height: 1.5;
}

.quiz-mock-opt {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  margin-bottom: 0.35rem;
  font-size: 0.74rem;
  color: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: #ffffff0f;
}

.quiz-mock-opt.correct {
  border-color: rgba(61, 184, 169, 0.3);
  background: rgba(61, 184, 169, 0.06);
  color: var(--teal);
}

.quiz-mock-radio {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  flex-shrink: 0;
}

.quiz-mock-opt.correct .quiz-mock-radio {
  border-color: var(--teal);
  background: var(--teal);
  box-shadow: inset 0 0 0 2px var(--g900);
}

.quiz-mock-progress {
  display: flex;
  gap: 5px;
  margin-top: 0.85rem;
  justify-content: center;
}

.quiz-mock-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
}

.quiz-mock-dot.done {
  background: var(--teal);
}

.quiz-mock-dot.current {
  background: var(--blue);
}

/* Mind map mock */
.mm-mock {
  width: 100%;
  height: 100%;
}

.mm-mock svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Coming soon mock */
.soon-mock {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  width: 100%;
  height: 100%;
}

.soon-badge {
  padding: 0.4rem 1rem;
  background: rgba(61, 184, 169, 0.1);
  border: 1px solid rgba(61, 184, 169, 0.2);
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 500;
  font-family: 'IBM Plex Mono', monospace;
  color: var(--teal);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.soon-items {
  display: flex;
  gap: 0.9rem;
}

.soon-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
}

.soon-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.3s;
}

.soon-item:hover .soon-icon {
  border-color: rgba(255, 255, 255, 0.15);
}

.soon-icon svg {
  stroke: rgba(255, 255, 255, 0.4);
}

.soon-item-label {
  font-size: 0.58rem;
  color: rgba(255, 255, 255, 0.75);
  font-family: 'IBM Plex Mono', monospace;
  letter-spacing: 0.02em;
}

/* ── COMPARE ── */
.compare {
  padding: 8rem 2rem;
  border-top: 1px solid var(--g200);
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--g200);
}

.compare-col {
  padding: 2.5rem;
}

.compare-col.them {
  background: var(--g100);
  border-right: 1px solid var(--g200);
}

.compare-col.us {
  background: var(--white);
}

.compare-label {
  font-size: 0.62rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--g400);
  font-family: 'IBM Plex Mono', monospace;
  margin-bottom: 0.5rem;
}

.compare-col h3 {
  font-family: 'Newsreader', Georgia, serif;
  font-size: 1.2rem;
  font-weight: 400;
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.compare-col.them h3 {
  color: var(--g500);
}

.compare-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.compare-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--g600);
  letter-spacing: -0.005em;
}

.compare-col.them .compare-list li {
  color: var(--g500);
}

.compare-icon {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.compare-icon.neutral {
  background: var(--g200);
}

.compare-icon.check {
  background: rgba(61, 184, 169, 0.12);
}

.compare-icon.neutral svg {
  stroke: var(--g400);
}

.compare-icon.check svg {
  stroke: var(--teal);
}

/* ── INTEGRATIONS ── */
.integ {
  padding: 8rem 2rem;
  border-top: 1px solid var(--g200);
  text-align: center;
}

.integ .sec-h,
.integ .sec-p {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.lms-row {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.lms-c {
  padding: 1.6rem 2.2rem;
  border-radius: 14px;
  border: 1px solid var(--g200);
  background: var(--white);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s;
  min-width: 145px;
}

.lms-c:hover {
  border-color: var(--g300);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.03);
}

.lms-ico {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
}

.lms-c h4 {
  font-size: 0.86rem;
  font-weight: 500;
}

.lms-s {
  font-size: 0.62rem;
  font-weight: 500;
  font-family: 'IBM Plex Mono', monospace;
}

.lms-s.on {
  color: var(--teal);
}

.lms-s.off {
  color: var(--g400);
}

/* ── CTA ── */
.cta-sec {
  padding: 10rem 2rem 12rem;
  text-align: center;
  position: relative;
  border-top: 1px solid var(--g200);
}

.cta-sec::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(61, 184, 169, 0.04) 0%, rgba(139, 133, 208, 0.03) 40%, transparent 70%);
  pointer-events: none;
}

.cta-sec .sec-h,
.cta-sec .sec-p {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* ── FOOTER ── */
footer {
  padding: 2rem 2rem;
  border-top: 1px solid var(--g200);
}

footer .inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.f-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.f-logo {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.035em;
}

.f-copy {
  font-size: 0.74rem;
  color: var(--g400);
}

.f-links {
  display: flex;
  gap: 1.8rem;
}

.f-links a {
  font-size: 0.76rem;
  color: var(--g400);
  text-decoration: none;
  transition: color 0.2s;
}

.f-links a:hover {
  color: var(--black);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes blink {

  0%,
  100% {
    opacity: 0.2;
  }

  50% {
    opacity: 0.8;
  }
}

@media (max-width: 1024px) {
  .p-body {
    grid-template-columns: 1fr;
  }

  .p-sb,
  .p-an {
    display: none;
  }

  .feat-grid,
  .steps,
  .study-grid {
    grid-template-columns: 1fr;
  }

  .study-grid {
    max-width: 440px;
    margin: 0 auto;
  }

  .fc.wide {
    grid-template-columns: 1fr;
  }

  .compare-grid {
    grid-template-columns: 1fr;
  }

  .compare-col.them {
    border-right: none;
    border-bottom: 1px solid var(--g200);
  }
}

@media (max-width: 768px) {
  nav .inner {
    padding: 0.9rem 1.5rem;
  }

  .nav-r a:not(.nav-btn) {
    display: none;
  }

  .hero {
    padding: 8rem 1.5rem 4rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .how,
  .features,
  .integ,
  .cta-sec,
  .compare,
  .study {
    padding: 5rem 1.5rem;
  }

  .preview-wrap {
    padding: 0 1rem 6rem;
  }

  footer .inner {
    flex-direction: column;
    gap: 1rem;
  }
}