/* ============================================================
   LEARNEST  –  RESPONSIVE.CSS
   Unified Responsive Design System for All Device Classes
   Breakpoints:
     1440px – Large laptops & standard 1440 screens
     1280px – Standard laptops (1366x768, 1280x800)
     1080px – Small laptops & tablet landscape
      991px – Tablets portrait & drawer menu
      767px – Small tablets & large mobile
      575px – Mobile standard (stacked hero)
      480px – Small mobile
      375px – Extra small mobile
   ============================================================ */

/* Prevent horizontal overflow globally & ensure smooth vertical scroll */
html,
body {
  overflow-x: hidden !important;
  max-width: 100vw;
  width: 100%;
  position: relative;
}

.sec-hero,
.sec-lrrr,
.sec-lesstap,
.sec-phones,
.sec-3col,
.sec-audience,
.sec-quote,
.sec-cta,
.sec-legal-page {
  overflow-x: hidden;
  max-width: 100%;
  box-sizing: border-box;
}

/* ════════════════════════════════════════════════════════════
   1. ≤ 1440px (Laptops 1440x900, 1366x768, 1280x800)
   ════════════════════════════════════════════════════════════ */
@media (max-width: 1440px) {

  .container,
  .site-header .container,
  .site-footer .container.ftr-inner {
    /*padding-left: clamp(24px, 4vw, 56px);
    padding-right: clamp(24px, 4vw, 56px);*/
    padding-left: 150px;
    padding-right: 150px;
  }

  /* Header */
  .site-header {
    padding: 12px 0;
  }

  .site-logo img {
    height: 48px;
  }

  .hdr-right {
    gap: 26px;
  }

  .btn-login {
    font-size: 17px;
  }

  .btn-start {
    font-size: 15px;
    padding: 7px 20px;
  }

  /* Section 1: Hero */
  .sec-hero {
    min-height: calc(100vh - 76px);
    min-height: calc(100dvh - 76px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(20px, 3vh, 45px) 0;
  }

  .hero-waitlist-wrap {
    max-width: 440px;
    margin-top: 18px;
  }

  /* .btn-waitlist {
    font-size: 13px;
    padding: 11px 20px;
  } */

  .hero-grid {
    grid-template-columns: minmax(0, 1.25fr) auto auto;
    column-gap: clamp(24px, 3.5vw, 44px);
    align-items: center;
  }

  .hero-h1 {
    font-size: 40px;
    line-height: 1.15;
    margin-bottom: 22px;
  }

  .hero-desc {
    font-size: 17px;
    line-height: 1.45;
    margin-bottom: 22px;
  }

  .hero-sub {
    font-size: 16px;
    line-height: 1.45;
    margin-bottom: 24px;
  }

  /* Hide awkward forced breaks on 3-col laptop layout */
  /* .hero-desc br,
  .hero-sub br {
    display: none;
  } */

  .btn-cta {
    font-size: 17px;
    padding: 9px 24px;
  }

  .hero-phone img {
    max-width: 240px;
    margin: 0 auto;
  }

  .modes-head {
    margin-bottom: 18px;
  }

  .modes-title {
    font-size: 20px;
    margin-bottom: 4px;
  }

  .modes-subtitle {
    font-size: 19px;
  }

  .mode-item {
    gap: 18px;
    padding-bottom: 18px;
  }

  .mode-icon-circle {
    width: 66px;
    height: 66px;
  }

  .mode-item:not(:last-child)::after {
    left: 32px;
    height: 18px;
  }

  .mode-label {
    font-size: 18px;
  }

  /* Section 2: Pillars */
  .sec-lrrr {
    padding: 75px 0 40px;
  }

  .pillars-intro {
    padding-bottom: 36px;
  }

  .pillars-intro-title {
    font-size: 34px;
    margin-bottom: 18px;
  }

  .pillars-tagline {
    font-size: 32px;
  }

  .pillars-dec {
    font-size: 17px;
    margin-top: 18px;
  }

  .lrrr-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 34px;
  }

  .lrrr-card {
    padding: 26px 16px 30px;
    border-radius: 34px;
  }

  .lrrr-ico svg {
    width: 62px;
    height: 62px;
  }

  .lrrr-title {
    font-size: 28px;
    margin-bottom: 10px;
  }

  .lrrr-text {
    font-size: 14.5px;
    line-height: 1.45;
  }

  .lang-text {
    font-size: 17px;
  }

  /* Section 3: Less Tapping & CEFR Track */
  .sec-lesstap {
    padding: 55px 0 40px;
  }



  .lt-h2 {
    font-size: 34px;
    line-height: 1.2;
  }

  .lt-desc {
    font-size: 16.5px;
    line-height: 1.45;
    margin-top: 14px;
  }

  /* .lt-desc br {
    display: none;
  } */

  /* .cefr-circle {
    width: 62px;
    height: 62px;
    font-size: 19px;
  } */

  .cefr-line {
    /*    flex: 1 1 36px;*/
    /* max-width: 54px;
    min-width: 18px; */
    /*    padding: 0 2px;*/
  }

  .cefr-line svg {
    width: 100%;
    /* max-width: 50px; */
    height: auto;
  }

  .cefr-center-note {
    margin-top: 30px;
  }

  .cefr-center-note p {
    font-size: 17px;
  }

  /* Section 4: Feature Grid */
  .sec-3col {
    padding: 35px 0 20px;
  }

  .sec3-top-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 34px;
  }

  .sec3-card {
    padding: 24px 18px 28px;
    border-radius: 30px;
  }

  .sec3-card-h {
    font-size: 24px;
    line-height: 1.25;
    margin-bottom: 10px;
  }

  .sec3-card-p {
    font-size: 14px;
    line-height: 1.45;
  }

  .sec3-banners {
    gap: 28px;
  }

  .sec3-banner-card {
    grid-template-columns: 36% 1fr;
    gap: 32px;
    padding: 26px 38px;
    border-radius: 34px;
  }

  .sec3-banner-h {
    font-size: 30px;
    line-height: 1.2;
  }

  .sec3-banner-p {
    font-size: 16px;
    line-height: 1.45;
  }

  /* Section 5: Phones */
  .sec-phones {
    padding: 65px 0 75px;
  }

  .phones-img {
    max-width: 760px;
  }

  /* Section 6: Audience */
  .sec-audience {
    padding: 65px 0 75px;
  }

  .quote-text {
    font-size: 28px;
    margin-bottom: 12px;
  }

  .quote-sub {
    font-size: 18px;
    margin-bottom: 48px;
  }

  .aud-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

  .aud-item {
    padding: 26px 18px 28px;
    border-radius: 30px;
  }

  .aud-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    flex-wrap: nowrap;
  }

  .aud-ico svg {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
  }

  .aud-name {
    font-size: 22px;
    white-space: nowrap;
  }

  .aud-desc {
    font-size: 14px;
    line-height: 1.45;
    text-align: left;
  }

  /* Section 7 & 8: Quote / CTA */
  .sec-quote {
    padding: 0 0 55px;
  }

  .cta-h2 {
    font-size: 28px;
    margin-bottom: 28px;
  }

  .device-sync-row {
    gap: 52px;
    margin-bottom: 18px;
  }

  .device-ico svg {
    max-height: 48px;
    width: auto;
  }

  .cta-sub {
    font-size: 16.5px;
    margin-bottom: 22px;
  }

  .store-badge img {
    height: 42px;
  }

  /* Footer */


  .ftr-social {
    gap: 34px;
  }

  .soc-lnk svg {
    max-width: 42px;
    max-height: 42px;
  }

  .ftr-bottom-links {
    gap: 28px;
  }

  .ftr-bottom-links a {
    font-size: 16px;
  }

  .ftr-copyright-item span {
    font-size: 15px;
  }
}

/* ════════════════════════════════════════════════════════════
   2. ≤ 1280px (Standard Laptops: 1366x768 & 1280x800)
   ════════════════════════════════════════════════════════════ */
@media (max-width: 1280px) {

  .container,
  .site-header .container,
  .site-footer .container.ftr-inner {
    padding-left: 80px;
    padding-right: 80px;
  }

  /* Header */
  .site-header {
    padding: 10px 0;
  }

  .site-logo img {
    height: 44px;
  }

  .hdr-right {
    gap: 22px;
  }

  .btn-login {
    font-size: 16px;
  }

  .btn-start {
    font-size: 14.5px;
    padding: 7px 18px;
  }

  /* Section 1: Hero */
  .sec-hero {
    min-height: calc(100vh - 68px);
    min-height: calc(100dvh - 68px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(16px, 2.5vh, 36px) 0;
  }

  .hero-waitlist-wrap {
    max-width: 410px;
    margin-top: 16px;
  }

  .waitlist-input {
    font-size: 14px;
  }

  /* .btn-waitlist {
    font-size: 12px;
    padding: 10px 18px;
  } */

  .waitlist-consent-text {
    font-size: 13px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.2fr) auto auto;
    column-gap: 24px;
  }

  .hero-h1 {
    font-size: 35px;
    line-height: 1.15;
    margin-bottom: 18px;
  }

  .hero-desc {
    font-size: 15.5px;
    margin-bottom: 18px;
  }

  .hero-sub {
    font-size: 15px;
    margin-bottom: 20px;
  }

  .btn-cta {
    font-size: 15.5px;
    padding: 8px 20px;
  }

  .hero-phone img {
    max-width: 215px;
  }

  .modes-title {
    font-size: 18px;
    margin-bottom: 3px;
  }

  .modes-subtitle {
    font-size: 17px;
  }

  .mode-item {
    gap: 15px;
    padding-bottom: 15px;
  }

  .mode-icon-circle {
    width: 58px;
    height: 58px;
  }

  .mode-item:not(:last-child)::after {
    left: 28px;
    height: 15px;
  }

  .mode-label {
    font-size: 16px;
  }

  /* Section 2: Pillars */
  .sec-lrrr {
    padding: 65px 0 35px;
  }

  .pillars-intro {
    padding-bottom: 30px;
  }

  .pillars-intro-title {
    font-size: 30px;
    margin-bottom: 14px;
  }

  .pillars-tagline {
    font-size: 28px;
  }

  .pillars-dec {
    font-size: 15.5px;
    margin-top: 14px;
  }

  .lrrr-grid {
    gap: 14px;
    margin-bottom: 28px;
  }

  .lrrr-card {
    padding: 24px 14px 26px;
    border-radius: 28px;
  }

  .lrrr-ico svg {
    width: 54px;
    height: 54px;
  }

  .lrrr-title {
    font-size: 24px;
    margin-bottom: 8px;
  }

  .lrrr-text {
    font-size: 13.5px;
  }

  .lang-text {
    font-size: 15px;
  }

  /* Section 3: Less Tapping & CEFR */
  .sec-lesstap {
    padding: 48px 0 35px;
  }



  .lt-h2 {
    font-size: 28px;
  }

  .lt-desc {
    font-size: 15px;
    margin-top: 12px;
  }

  .cefr-circle {
    width: 52px;
    height: 52px;
    font-size: 17px;
  }

  .cefr-line {
    /*    flex: 1 1 24px;*/
    /* max-width: 44px;
    min-width: 14px; */
  }

  .cefr-center-note {
    margin-top: 24px;
  }

  .cefr-center-note p {
    font-size: 15px;
  }

  /* Section 4: Feature Grid */
  .sec3-top-grid {
    gap: 14px;
    margin-bottom: 28px;
  }

  .sec3-card {
    padding: 20px 14px 24px;
    border-radius: 26px;
  }

  .sec3-card-h {
    font-size: 21px;
    margin-bottom: 8px;
  }

  .sec3-card-p {
    font-size: 13.5px;
  }

  .sec3-banners {
    gap: 22px;
  }

  .sec3-banner-card {
    grid-template-columns: 35% 1fr;
    gap: 24px;
    padding: 22px 28px;
    border-radius: 28px;
  }

  .sec3-banner-h {
    font-size: 26px;
  }

  .sec3-banner-p {
    font-size: 15px;
  }

  /* Section 5: Phones */
  .sec-phones {
    padding: 55px 0 65px;
  }

  .phones-img {
    max-width: 660px;
  }

  /* Section 6: Audience */
  .sec-audience {
    padding: 55px 0 65px;
  }

  .quote-text {
    font-size: 25px;
    margin-bottom: 10px;
  }

  .quote-sub {
    font-size: 16px;
    margin-bottom: 38px;
  }

  .aud-grid {
    gap: 14px;
  }

  .aud-item {
    padding: 22px 14px 24px;
    border-radius: 26px;
  }

  .aud-card-header {
    gap: 8px;
    margin-bottom: 14px;
  }

  .aud-ico svg {
    width: 32px;
    height: 32px;
  }

  .aud-name {
    font-size: 20px;
  }

  .aud-desc {
    font-size: 13px;
  }

  /* Section 7 & 8: Quote / CTA */
  .sec-quote {
    padding: 0 0 45px;
  }

  .cta-h2 {
    font-size: 25px;
    margin-bottom: 24px;
  }

  .device-sync-row {
    gap: 40px;
    margin-bottom: 16px;
  }

  .device-ico svg {
    max-height: 42px;
  }

  .cta-sub {
    font-size: 15px;
    margin-bottom: 20px;
  }

  .store-badge img {
    height: 38px;
  }

  /* Footer */

  .ftr-social {
    gap: 28px;
  }

  .soc-lnk svg {
    max-width: 36px;
    max-height: 36px;
  }

  .ftr-bottom-links {
    gap: 20px;
  }

  .ftr-bottom-links a {
    font-size: 14.5px;
  }

  .ftr-copyright-item span {
    font-size: 14px;
  }

  .phones-img {
    filter: drop-shadow(0px 13px 30px #000000BF);
  }
}

/* ════════════════════════════════════════════════════════════
   3. ≤ 1080px (Compact Laptops & Tablet Landscape)
   ════════════════════════════════════════════════════════════ */
@media (max-width: 1080px) {
  .sec-hero {
    min-height: calc(100vh - 68px);
    min-height: calc(100dvh - 68px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(16px, 2.5vh, 30px) 0;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.15fr) auto auto;
    column-gap: 20px;
  }

  .sec3-top-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

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

  .sec3-banner-card {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 24px 26px;
  }

  .sec3-banner-h {
    font-size: 25px;
  }

  .device-sync-row {
    gap: 36px;
  }
}

/* ════════════════════════════════════════════════════════════
   4. ≤ 991px (Tablets Portrait & Mobile Drawer)
   ════════════════════════════════════════════════════════════ */
@media (max-width: 991px) {
  br {
    display: none;
  }

  .d-sm-inline {
    display: none !important;
  }

  .hero-h1 br,
  .hero-desc br,
  .hero-sub br {
    display: block;
  }

  .container,
  .site-header .container,
  .site-footer .container.ftr-inner {
    padding-left: 28px;
    padding-right: 28px;
  }

  main {
    padding-top: 76px;
  }

  /* Header Mobile Adaptations */
  .hdr-right {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-drawer {
    display: flex;
  }

  .site-logo img {
    height: 44px;
  }

  /* Section 1: Hero (Phone on TOP, Content & Modes Side by Side) */
  .sec-hero {
    min-height: calc(100vh - 76px);
    min-height: calc(100dvh - 76px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 0 32px;
  }

  /* .hero-waitlist-wrap {
    max-width: 100%;
    margin-top: 12px;
    text-align: left;
  } */

  .hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    grid-template-areas:
      "phone phone"
      "left  modes";
    row-gap: 26px;
    column-gap: 28px;
    align-items: start;
    justify-items: stretch;
    text-align: left;
  }

  .hero-phone {
    grid-area: phone;
    order: 1;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
  }

  .hero-phone img {
    max-width: 210px;
    width: 100%;
    margin: 0 auto;
  }

  .hero-left {
    grid-area: left;
    order: 2;
    align-items: flex-start;
    text-align: left;
    width: 100%;
    max-width: 100%;
    margin: 0;
  }

  .hero-h1 {
    font-size: 28px;
    margin-bottom: 14px;
    text-align: left;
  }

  .hero-desc {
    font-size: 14.5px;
    margin-bottom: 14px;
    text-align: left;
  }

  .hero-sub {
    font-size: 13.5px;
    margin-bottom: 20px;
    text-align: left;
  }

  .hero-cta-wrap {
    display: flex;
    justify-content: flex-start;
    width: 100%;
    margin-bottom: 0;
  }

  .btn-cta {
    font-size: 14.5px;
    padding: 9px 22px;
  }

  .hero-modes {
    grid-area: modes;
    order: 3;
    align-items: flex-start;
    justify-self: center;
    padding-left: 10px;
    width: 100%;
    margin: 0;
    text-align: left;
  }

  .modes-head {
    text-align: left;
    margin-bottom: 14px;
  }

  .modes-title {
    font-size: 17px;
    margin-bottom: 3px;
    text-align: left;
  }

  .modes-subtitle {
    font-size: 16px;
    text-align: left;
  }

  .modes-timeline {
    width: fit-content;
    margin: 0;
    text-align: left;
  }

  .mode-item {
    gap: 14px;
    padding-bottom: 14px;
  }

  .mode-icon-circle {
    width: 48px;
    height: 48px;
  }

  .mode-item:not(:last-child)::after {
    left: 23px;
    height: 14px;
  }

  .mode-label {
    font-size: 14px;
  }

  /* Section 2: Pillars */
  .sec-lrrr {
    padding: 40px 0 24px;
  }

  .pillars-intro {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 0;
  }

  .pillars-intro-title {
    font-size: 24px;
    margin-bottom: 12px;
  }

  .pillars-tagline {
    font-size: 22px;
  }

  .pillars-dec {
    font-size: 14px;
    margin-top: 14px;
  }

  .lrrr-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 16px;
    max-width: 580px;
    margin: 0 auto 24px;
  }

  .lrrr-title {
    font-size: 22px;
    margin-bottom: 6px;
  }

  .lrrr-text {
    font-size: 13px;
  }

  .lrrr-ico svg {
    width: 50px;
    height: 50px;
  }

  .lang-flow {
    margin-top: 14px;
    margin-bottom: 20px;
    gap: 6px;
  }

  .lang-text {
    font-size: 14px;
  }

  /* Section 3: Less Tapping & CEFR Track */
  .sec-lesstap {
    padding: 40px 0 30px;
  }

  .lesstap-grid {
    grid-template-columns: 1fr;
    width: 100%;
    gap: 20px;
    text-align: center;
  }

  .lt-left {
    align-items: center;
    text-align: center;
    max-width: 620px;
    margin: 0 auto;
    gap: 8px;
  }

  .lt-h2 {
    font-size: 26px;
    text-align: center;
  }

  .lt-desc {
    font-size: 14.5px;
    text-align: center;
    margin-top: 8px;
  }

  .lt-right {
    align-items: center;
    width: 100%;
    max-width: 650px;
    margin: 0 auto;
  }

  .cefr-track-wrap {
    margin-top: 20px;
    width: 100%;
    display: flex;
    justify-content: center;
  }

  .cefr-track {
    width: 100%;
    max-width: 580px;
    margin: 0 auto;
  }

  .cefr-circle {
    width: 48px;
    height: 48px;
    font-size: 15px;
  }

  .cefr-line {
    max-width: 46px;
    /*    padding: 0 3px;*/
  }

  .cefr-center-note {
    margin-top: 22px;
    text-align: center;
  }

  .cefr-center-note p {
    font-size: 14.5px;
    text-align: center;
  }

  /* Section 4: Feature Grid */
  .sec-3col {
    padding: 32px 0 25px;
  }

  .sec3-top-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 22px;
  }

  .sec3-card {
    padding: 22px 18px;
    border-radius: 24px;
  }

  .sec3-card-h {
    font-size: 22px;
    margin-bottom: 10px;
  }

  .sec3-card-p {
    font-size: 13px;
  }

  .sec3-banners {
    gap: 16px;
  }

  .sec3-banner-card {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 24px 22px;
    border-radius: 24px;
  }

  .sec3-banner-h {
    font-size: 24px;
  }

  .sec3-banner-p {
    font-size: 14px;
  }

  /* Section 5: Phones */
  .sec-phones {
    padding: 36px 0 32px;
  }

  .phones-img {
    max-width: 540px;
  }

  /* Section 6: Audience */
  .sec-audience {
    padding: 36px 0 32px;
  }

  .quote-text {
    font-size: 22px;
    margin-bottom: 10px;
  }

  .quote-sub {
    font-size: 15px;
    margin-bottom: 30px;
  }

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

  .aud-item {
    padding: 24px 18px;
    border-radius: 24px;
    text-align: center;
  }

  .aud-card-header {
    gap: 8px;
    margin-bottom: 12px;
    justify-content: center;
  }

  .aud-ico svg {
    width: 32px;
    height: 32px;
  }

  .aud-name {
    font-size: 20px;
  }

  .aud-desc {
    font-size: 13px;
    text-align: center;
  }

  /* Section 7 & 8: Quote / CTA */
  .sec-quote {
    padding: 30px 0;
  }

  .cta-h2 {
    font-size: 23px;
    margin-bottom: 22px;
  }

  .sec-cta {
    padding: 30px 0;
    margin-bottom: 0;
  }

  .device-sync-row {
    gap: 32px;
    margin-bottom: 14px;
  }

  .device-ico svg {
    max-height: 42px;
  }

  .cta-sub {
    font-size: 14px;
    margin-bottom: 18px;
  }

  .store-badge img {
    height: 40px;
  }

  .sec-cta {
    padding-bottom: 40px;
  }

  /* Footer */
  .site-footer {
    padding: 40px 0 20px;
  }

  .ftr-social {
    gap: 26px;
  }

  .soc-lnk svg {
    max-width: 36px;
    max-height: 36px;
  }

  .ftr-bottom-links {
    flex-wrap: wrap;
    justify-content: center !important;
    gap: 14px 20px;
  }

  .ftr-bottom-links a,
  .ftr-copyright-item span {
    font-size: 13.5px;
  }

  .sec-legal-page {
    padding: 35px 0 60px;
  }

  .legal-card {
    padding: 36px 28px;
    border-radius: 20px;
  }

  .phones-img {
    filter: drop-shadow(0px 0px 6px #000000BF);
  }
}

/* ════════════════════════════════════════════════════════════
   5. ≤ 767px (Small Tablets & Large Mobile)
   ════════════════════════════════════════════════════════════ */
@media (max-width: 767px) {

  .container,
  .site-header .container,
  .site-footer .container.ftr-inner {
    padding-left: 20px;
    padding-right: 20px;
  }

  main {
    padding-top: 70px;
  }

  .site-logo img {
    height: 40px;
  }

  .sec-hero,
  .sec-lrrr,
  .sec-lesstap,
  .sec-phones,
  .sec-3col,
  .sec-audience,
  .sec-quote,
  .sec-cta {
    padding: 28px 0;
  }

  .sec-hero {
    min-height: auto !important;
    height: auto !important;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 0 32px;
  }

  /* Section 1: Hero Mobile Layout */
  .hero-grid {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 24px;
    text-align: center;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .hero-left {
    order: 1 !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
  }

  .hero-h1 {
    font-size: clamp(24px, 5.5vw, 32px);
    margin-bottom: 12px;
    text-align: center;
  }

  .hero-desc {
    font-size: clamp(13.5px, 3.5vw, 15.5px);
    margin-bottom: 12px;
    text-align: center;
    max-width: 100%;
  }

  .hero-sub {
    font-size: clamp(13px, 3.2vw, 14.5px);
    margin-bottom: 18px;
    text-align: center;
  }

  .hero-waitlist-wrap {
    width: 100%;
    max-width: 440px;
    margin: 10px auto 0;
    text-align: center;
    box-sizing: border-box;
  }

  .waitlist-bar {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 4px 4px 4px 16px;
    overflow: hidden;
  }

  .waitlist-input {
    flex: 1;
    min-width: 0;
    font-size: 14px;
    color: #1D2146;
  }

  .waitlist-input::placeholder {
    color: #6B7280;
  }

  .btn-waitlist {
    font-size: 13px;
    padding: 10px 16px;
    letter-spacing: 0.02em;
    flex-shrink: 0;
  }

  .hero-phone {
    order: 2 !important;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 8px auto 0;
  }

  .hero-phone img {
    max-width: clamp(180px, 45vw, 230px);
    width: 100%;
    height: auto;
    margin: 0 auto;
  }

  .hero-modes {
    order: 3 !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-left: 0;
    width: 100%;
    margin: 0 auto;
    text-align: center;
  }

  /* Section 2: Pillars */
  .pillars-intro {
    text-align: center;
    margin-bottom: 20px;
    padding-bottom: 0;
  }

  .pillars-intro-title {
    font-size: 20px;
    margin-bottom: 10px;
  }

  .pillars-tagline {
    font-size: 18px;
    margin-bottom: 8px;
  }

  .pillars-dec {
    font-size: 12.5px;
    margin-top: 8px;
  }

  .lrrr-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px 12px;
    margin-bottom: 18px;
    max-width: 100%;
  }

  .lrrr-title {
    font-size: 19px;
    margin-bottom: 6px;
  }

  .lrrr-text {
    font-size: 11.5px;
    max-width: 100%;
  }

  .lrrr-ico svg {
    width: 42px;
    height: 42px;
  }

  .lang-flow {
    margin-top: 12px;
    margin-bottom: 0;
  }

  .lang-text {
    font-size: 13px;
  }

  /* Section 3: Less Tapping & CEFR Track */
  .sec-lesstap {
    overflow: hidden;
    width: 100%;
  }

  /* .lesstap-grid {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    gap: 0;
    text-align: center;
  } */

  .lt-left {
    width: 100% !important;
    max-width: 100% !important;
    text-align: center;
    align-items: center;
    margin: 0 auto;
    gap: 8px;
  }

  .lt-h2 {
    font-size: 22px;
    text-align: center;
    margin-bottom: 8px;
  }

  .lt-desc {
    font-size: 13px;
    text-align: center;
    margin-top: 0;
    margin-bottom: 0;
  }

  .lt-right {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    overflow: hidden !important;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .cefr-track-wrap {
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    padding: 12px 6px 16px;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
    display: block !important;
    margin-top: 16px;
    margin-bottom: 0;
    scrollbar-width: thin;
    scrollbar-color: #A76EFF rgba(255, 255, 255, 0.12);
  }

  .cefr-track-wrap::-webkit-scrollbar {
    display: block !important;
    height: 6px !important;
  }

  .cefr-track-wrap::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    margin: 0 16px;
  }

  .cefr-track-wrap::-webkit-scrollbar-thumb {
    background: #A76EFF;
    border-radius: 10px;
  }

  .cefr-track {
    display: inline-flex !important;
    align-items: center;
    justify-content: flex-start;
    flex-wrap: nowrap !important;
    width: max-content !important;
    min-width: 560px;
    margin: 0 auto;
    padding: 0 16px;
  }

  .cefr-step {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .cefr-circle {
    width: 50px;
    height: 50px;
    font-size: 16px;
    font-weight: 500;
    color: #ffffff;
    border-radius: 50%;
    border: 1.5px solid #BB8FF5;
    flex-shrink: 0;
  }

  .cefr-line {
    /*    flex: 0 0 48px;*/
    width: 48px;
    /*    padding: 0 2px;*/
    flex-shrink: 0;
  }

  .cefr-line svg {
    width: 44px;
    height: 10px;
    display: block;
    flex-shrink: 0;
  }

  .cefr-center-note {
    width: 100% !important;
    margin-top: 14px;
    text-align: center;
  }

  .cefr-center-note p {
    font-size: 13px;
    text-align: center;
  }

  /* Section 4: Feature Grid */
  .sec3-top-grid {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-bottom: 14px;
  }

  .sec3-card {
    padding: 20px 16px;
    border-radius: 20px;
  }

  .sec3-card-h {
    font-size: 20px;
    margin-bottom: 8px;
  }

  .sec3-card-p {
    font-size: 12.5px;
  }

  .sec3-banners {
    gap: 14px;
  }

  .sec3-banner-card {
    grid-template-columns: 1fr;
    padding: 20px 16px;
    border-radius: 20px;
    gap: 10px;
  }

  .sec3-banner-h {
    font-size: 20px;
    margin-bottom: 6px;
  }

  .sec3-banner-p {
    font-size: 12.5px;
  }

  /* Section 5: Phones */
  .phones-img {
    max-width: 100%;
  }

  /* Section 6: Audience */
  .quote-text {
    font-size: 19px;
    margin-bottom: 8px;
  }

  .quote-sub {
    font-size: 13.5px;
    margin-bottom: 22px;
  }

  .aud-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .aud-item {
    padding: 20px 16px;
    border-radius: 20px;
    text-align: center;
  }

  .aud-card-header {
    gap: 8px;
    margin-bottom: 10px;
    justify-content: center;
  }

  .aud-ico svg {
    width: 28px;
    height: 28px;
  }

  .aud-name {
    font-size: 19px;
  }

  .aud-desc {
    font-size: 12.5px;
    text-align: center;
  }

  /* Section 7 & 8: Quote / CTA */
  .cta-h2 {
    font-size: 20px;
    margin-bottom: 16px;
  }

  .device-sync-row {
    gap: 26px;
    margin-bottom: 14px;
  }

  .device-ico svg {
    max-height: 38px;
  }

  .cta-sub {
    font-size: 12.5px;
    margin-bottom: 16px;
  }

  .store-badge img {
    height: 38px;
  }

  .sec-cta {
    padding-bottom: 34px;
  }

  /* Footer */
  .site-footer {
    padding: 34px 0 18px;
  }



  .ftr-social {
    gap: 20px;
  }

  .soc-lnk svg {
    max-width: 30px;
    max-height: 30px;
  }

  .ftr-bottom-links {
    flex-wrap: wrap;
    justify-content: center !important;
    gap: 10px 16px;
  }

  .ftr-bottom-links a,
  .ftr-copyright-item span {
    font-size: 12px;
  }

  .sec-legal-page {
    padding: 24px 0 40px;
  }

  .legal-card {
    padding: 24px 18px;
    border-radius: 16px;
  }

  .legal-card-title {
    font-size: 26px;
  }

  .legal-h2 {
    font-size: 19px;
    margin-top: 24px;
    flex-direction: row;
    align-items: center;
    gap: 8px;
  }

  .legal-p,
  .legal-list {
    font-size: 14.5px;
    line-height: 1.65;
  }

  .legal-highlight-box {
    padding: 16px 18px;
  }
}

/* ════════════════════════════════════════════════════════════
   6. ≤ 575px (Standard Mobile: Centered Stacked Hero)
   ════════════════════════════════════════════════════════════ */
@media (max-width: 575px) {
  .sec-hero {
    min-height: auto !important;
    height: auto !important;
    padding: 20px 0 28px;
  }

  .hero-grid {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 18px;
    text-align: center;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .hero-left {
    order: 1 !important;
    align-items: center;
    text-align: center;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
  }

  .hero-phone {
    order: 2 !important;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 4px auto 0;
  }

  .hero-phone img {
    max-width: 180px;
    width: 100%;
    margin: 0 auto;
  }

  .hero-h1 {
    font-size: 22px;
    margin-bottom: 8px;
    text-align: center;
  }

  .hero-desc {
    font-size: 13px;
    margin-bottom: 8px;
    text-align: center;
  }

  .hero-sub {
    font-size: 12.5px;
    margin-bottom: 14px;
    text-align: center;
  }

  .hero-cta-wrap {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-bottom: 4px;
  }

  .hero-waitlist-wrap {
    width: 100%;
    max-width: 100%;
    margin: 10px auto 0;
    text-align: center;
    box-sizing: border-box;
  }

  .waitlist-bar {
    padding: 3px 3px 3px 12px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .waitlist-input {
    font-size: 13px;
    color: #1D2146;
  }

  .btn-waitlist {
    font-size: 12px;
    padding: 9px 13px;
    letter-spacing: 0.02em;
    flex-shrink: 0;
  }

  .waitlist-msg {
    font-size: 12px;
  }

  .waitlist-consent {
    text-align: left;
    margin-top: 10px;
  }

  .waitlist-consent-text {
    font-size: 12.5px;
  }

  .btn-cta {
    font-size: 13.5px;
    padding: 8px 20px;
  }

  .hero-modes {
    order: 3 !important;
    justify-self: center;
    align-items: center;
    padding-left: 0;
    width: 100%;
    margin: 0 auto;
    text-align: center;
  }

  .modes-head {
    text-align: center;
    margin-bottom: 12px;
  }

  .modes-title {
    font-size: 15.5px;
    margin-bottom: 3px;
  }

  .modes-subtitle {
    font-size: 14.5px;
  }

  .modes-timeline {
    width: fit-content;
    margin: 0 auto;
    text-align: left;
  }

  .mode-item {
    gap: 13px;
    padding-bottom: 13px;
  }

  .mode-icon-circle {
    width: 44px;
    height: 44px;
  }

  .mode-item:not(:last-child)::after {
    left: 21px;
    height: 13px;
  }

  .mode-label {
    font-size: 13.5px;
  }

  .lrrr-card {
    border-radius: 24px;
  }

  .legal-list {
    padding-left: 18px;
  }
}

/* ════════════════════════════════════════════════════════════
   7. ≤ 480px (Small Mobile Phones)
   ════════════════════════════════════════════════════════════ */
@media (max-width: 480px) {

  .container,
  .site-header .container,
  .site-footer .container.ftr-inner {
    padding-left: 16px;
    padding-right: 16px;
  }

  main {
    padding-top: 64px;
  }

  .site-logo img {
    height: 36px;
  }

  .sec-hero,
  .sec-lrrr,
  .sec-lesstap,
  .sec-phones,
  .sec-3col,
  .sec-audience,
  .sec-quote,
  .sec-cta {
    padding: 22px 0;
  }

  .hero-phone img {
    max-width: 170px;
  }

  .hero-h1 {
    font-size: 21px;
    margin-bottom: 8px;
  }

  .hero-desc {
    font-size: 12.5px;
    margin-bottom: 8px;
  }

  .hero-sub {
    font-size: 12px;
    margin-bottom: 14px;
  }

  .btn-cta {
    font-size: 13px;
    padding: 7px 18px;
  }

  .waitlist-bar {
    padding: 3px 3px 3px 12px;
  }

  .waitlist-input {
    font-size: 12px;
  }

  .btn-waitlist {
    font-size: 12px;
    padding: 8px 11px;
  }

  .waitlist-consent {
    gap: 8px;
  }

  .waitlist-consent-text {
    font-size: 12px;
  }

  .modes-title {
    font-size: 14px;
  }

  .modes-subtitle {
    font-size: 13.5px;
  }

  .mode-icon-circle {
    width: 42px;
    height: 42px;
  }

  .mode-item:not(:last-child)::after {
    left: 20px;
  }

  .mode-label {
    font-size: 13px;
  }

  .pillars-intro-title {
    font-size: 18px;
    margin-bottom: 8px;
  }

  .pillars-tagline {
    font-size: 16px;
  }

  .pillars-dec {
    font-size: 11.5px;
    margin-top: 8px;
  }

  .lrrr-grid {
    gap: 12px 8px;
  }

  .lrrr-title {
    font-size: 16px;
    margin-bottom: 4px;
  }

  .lrrr-text {
    font-size: 10.5px;
  }

  .lrrr-ico svg {
    width: 36px;
    height: 36px;
  }

  .lang-text {
    font-size: 12px;
  }

  .lt-h2 {
    font-size: 19px;
  }

  .lt-desc {
    font-size: 12px;
  }

  .sec3-card-h,
  .sec3-banner-h {
    font-size: 18px;
    margin-bottom: 6px;
  }

  .sec3-card-p,
  .sec3-banner-p {
    font-size: 11.5px;
  }

  .quote-text {
    font-size: 16px;
  }

  .quote-sub {
    font-size: 12px;
    margin-bottom: 18px;
  }

  .aud-name {
    font-size: 17px;
  }

  .aud-desc {
    font-size: 11.5px;
  }

  .cta-h2 {
    font-size: 17px;
    margin-bottom: 12px;
  }

  .device-sync-row {
    gap: 20px;
    margin-bottom: 12px;
  }

  .device-ico svg {
    max-height: 32px;
  }

  .cta-sub {
    font-size: 11.5px;
    margin-bottom: 14px;
  }

  .store-badge img {
    height: 34px;
  }

  .ftr-social {
    gap: 16px;
  }

  .soc-lnk svg {
    max-width: 26px;
    max-height: 26px;
  }

  .ftr-bottom-links {
    gap: 8px 12px;
  }

  .ftr-bottom-links a,
  .ftr-copyright-item span {
    font-size: 10.5px;
  }
}

/* ════════════════════════════════════════════════════════════
   8. ≤ 375px (Compact Mobile)
   ════════════════════════════════════════════════════════════ */
@media (max-width: 375px) {
  .hero-h1 {
    font-size: 19px;
  }

  .pillars-intro-title {
    font-size: 16px;
  }

  .pillars-tagline {
    font-size: 15px;
  }

  .lrrr-title {
    font-size: 15px;
  }

  .lrrr-text {
    font-size: 10px;
  }

  .lt-h2 {
    font-size: 17px;
  }

  .quote-text {
    font-size: 15px;
  }

  .cta-h2 {
    font-size: 16px;
  }
}

@media (max-width: 374px) {
  .lrrr-grid {
    grid-template-columns: 1fr;
  }
}