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

:root {
  --blue: #0754bd;
  --blue-2: #1688ff;
  --navy: #001b4d;
  --dark: #001331;
  --ink: #07101f;
  --white: #ffffff;
  --muted: #d7e4f7;
  --line: #d5deea;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 85px;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--ink);
  background: #f7f9fc;
  overflow-x: hidden;
}

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

button,
input,
textarea {
  font: inherit;
}


/* ========================================
   HEADER
======================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 6vw;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #e6ebf2;
}

.brand {
  display: flex;
  align-items: center;
}

.brand-logo {
  display: block;
  width: auto;
  max-width: 190px;
  max-height: 52px;
}

.logo-placeholder {
  width: 150px;
  height: 45px;
  place-items: center;
  border: 2px dashed #8aa7cc;
  border-radius: 7px;
  color: #52709a;
  font: 700 12px Inter, sans-serif;
  letter-spacing: 1px;
}

.nav {
  display: flex;
  gap: 30px;
}

.nav a {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.8px;
  transition: color 0.2s, transform 0.2s;
}

.nav a:hover {
  color: var(--blue);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  border: 0;
  background: none;
  font-size: 25px;
  cursor: pointer;
}


/* ========================================
   GLOBAL
======================================== */

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-family: "Barlow Condensed", sans-serif;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 2px;
}

h1,
h2,
h3,
h4 {
  font-family: "Barlow Condensed", sans-serif;
}

h1,
h2,
h3,
h4,
p {
  overflow-wrap: break-word;
}


/* ========================================
   BUTTONS
======================================== */

.btn {
  display: inline-block;
  padding: 14px 22px;
  border-radius: 5px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.7px;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: white;
  background: var(--blue);
  border: 0;
  box-shadow: 0 8px 22px rgba(0, 84, 189, 0.2);
}

.btn-primary:hover {
  box-shadow: 0 12px 28px rgba(0, 84, 189, 0.28);
}

.btn-primary:disabled {
  opacity: 0.7;
  cursor: wait;
  transform: none;
}

.btn-outline {
  border: 2px solid var(--blue);
  color: var(--blue);
}


/* ========================================
   HERO
======================================== */

.hero {
  min-height: 690px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 80px 6vw;
  overflow: hidden;
  background:
    radial-gradient(circle at 75% 40%, rgba(20, 117, 230, 0.14), transparent 34%),
    linear-gradient(135deg, #fff 0 56%, #eaf2fc 56% 100%);
}

.hero-copy {
  max-width: 650px;
  position: relative;
  z-index: 2;
}

h1 {
  margin: 0;
  font-size: clamp(72px, 9vw, 142px);
  line-height: 0.82;
  letter-spacing: -2px;
}

h1 span,
h2 span {
  color: var(--blue);
}

.hero-text {
  max-width: 590px;
  margin: 28px 0;
  font-size: 18px;
  line-height: 1.8;
  color: #344256;
}

.hero-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-visual {
  min-height: 520px;
  position: relative;
  display: grid;
  place-items: center;
}

.sketch-frame {
  position: relative;
  width: min(100%, 650px);
  border-radius: 22px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 24px 55px rgba(0, 27, 77, 0.18);
  transform: rotate(1.5deg);
}

.hero-sketch {
  display: block;
  width: 100%;
  height: auto;
}


/* ========================================
   COURSES
======================================== */

.section {
  padding: 100px 6vw;
  background: white;
}

.section-heading {
  margin-bottom: 42px;
}

.section-heading h2,
.contact-section h2 {
  font-size: clamp(44px, 5vw, 72px);
  line-height: 0.9;
  margin: 0;
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.course-card {
  padding: 28px;
  min-height: 250px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, #fff, #f4f8fd);
  transition:
    transform 0.25s,
    box-shadow 0.25s,
    opacity 0.6s ease;
}

.course-card:hover {
  transform: translateY(-7px);
  box-shadow: 0 18px 45px rgba(0, 35, 90, 0.12);
}

.app-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: white;
  font: 800 31px "Barlow Condensed", sans-serif;
  margin-bottom: 22px;
}

.word {
  background: #1672d4;
}

.powerpoint {
  background: #e85d25;
}

.excel {
  background: #168a55;
}

.wpx {
  background: linear-gradient(135deg, #1672d4, #e85d25 50%, #168a55);
  font-size: 15px;
}

.course-card h3 {
  font-size: 30px;
  margin: 0 0 8px;
}

.course-card p {
  color: #536174;
  line-height: 1.6;
}

.course-card a {
  color: var(--blue);
  font-weight: 800;
  font-size: 12px;
}


/* ========================================
   ABOUT - WHITE / NAVY SPLIT
======================================== */

.about-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 700px;
}

.about-light {
  padding: 100px 7vw;
  background: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-light h2 {
  margin: 0;
  font-size: clamp(70px, 8vw, 120px);
  line-height: 0.82;
  letter-spacing: -2px;
}

.about-light h2 span {
  color: var(--blue);
}

.about-line {
  width: 75px;
  height: 5px;
  margin: 35px 0 28px;
  background: var(--blue);
}

.about-intro {
  max-width: 590px;
  margin: 0 0 18px;
  font-size: 21px;
  line-height: 1.65;
  color: #17243a;
}

.about-intro strong {
  color: var(--blue);
}

.about-text {
  max-width: 570px;
  margin: 0 0 35px;
  color: #5b687b;
  font-size: 16px;
  line-height: 1.8;
}

.about-button {
  display: inline-block;
  width: fit-content;
  padding: 15px 24px;
  color: white;
  background: var(--blue);
  border-radius: 4px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.8px;
  box-shadow: 0 10px 25px rgba(0, 84, 189, 0.18);
  transition: 0.25s ease;
}

.about-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(0, 84, 189, 0.25);
}

.about-dark {
  position: relative;
  overflow: hidden;
  padding: 85px 7vw;
  color: white;
  background:
    radial-gradient(circle at 90% 10%, rgba(22, 136, 255, 0.22), transparent 35%),
    linear-gradient(145deg, #002a68, #001331);
}

.about-dark::after {
  content: "";
  position: absolute;
  width: 330px;
  height: 330px;
  right: -160px;
  bottom: -170px;
  border: 2px solid rgba(72, 162, 255, 0.18);
  border-radius: 50%;
}

.about-dark::before {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  right: 40px;
  top: -90px;
  border: 2px solid rgba(72, 162, 255, 0.12);
  border-radius: 50%;
}

.about-profile {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 22px;
  margin-bottom: 70px;
}

.profile-icon {
  width: 82px;
  height: 82px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  border: 2px solid #48a2ff;
  border-radius: 50%;
  background: rgba(72, 162, 255, 0.08);
}

.profile-icon span {
  color: #48a2ff;
  font-family: "Barlow Condensed", sans-serif;
  font-size: 27px;
  font-weight: 800;
}

.profile-label,
.mission-label {
  margin: 0 0 5px;
  color: #48a2ff;
  font-family: "Barlow Condensed", sans-serif;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 1.5px;
}

.about-profile h3 {
  margin: 0;
  font-size: 42px;
  line-height: 0.9;
  letter-spacing: 0.5px;
}

.profile-role {
  margin: 7px 0 0;
  color: #cbd9eb;
  font-size: 14px;
}

.about-mission {
  position: relative;
  z-index: 2;
  max-width: 570px;
}

.about-mission h3 {
  margin: 10px 0 22px;
  font-size: clamp(42px, 5vw, 66px);
  line-height: 0.9;
  letter-spacing: -1px;
}

.about-mission h3 span {
  color: #48a2ff;
}

.about-mission > p:last-child {
  margin: 0;
  color: #d3deed;
  font-size: 16px;
  line-height: 1.75;
}

.about-highlights {
  position: relative;
  z-index: 2;
  margin-top: 55px;
  display: grid;
}

.about-highlight {
  display: grid;
  grid-template-columns: 45px 1fr;
  gap: 15px;
  padding: 17px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.about-highlight strong {
  color: #48a2ff;
  font-family: "Barlow Condensed", sans-serif;
  font-size: 20px;
}

.about-highlight h4 {
  margin: 0 0 3px;
  color: white;
  font-size: 20px;
  letter-spacing: 0.7px;
}

.about-highlight p {
  margin: 0;
  color: #b9c8dc;
  font-size: 13px;
  line-height: 1.5;
}


/* ========================================
   CONTACT
======================================== */

.contact-section {
  padding: 90px 6vw;
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(420px, 1.2fr);
  align-items: start;
  gap: 70px;
  background: white;
}

.contact-section h2 {
  margin: 0;
}

.contact-intro > p:not(.eyebrow) {
  color: #566477;
  font-size: 18px;
  line-height: 1.75;
  max-width: 500px;
  margin: 22px 0 30px;
}

.tiktok-box {
  display: inline-flex;
  flex-direction: column;
  gap: 5px;
  min-width: 230px;
  padding: 18px 22px;
  border-radius: 12px;
  color: white;
  background: linear-gradient(135deg, #001b4d, #0754bd);
  box-shadow: 0 12px 30px rgba(0, 42, 104, 0.16);
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.6s ease;
}

.tiktok-box:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 35px rgba(0, 42, 104, 0.22);
}

.tiktok-box strong {
  color: #55aaff;
  font-family: "Barlow Condensed", sans-serif;
  font-size: 20px;
}

.tiktok-box span {
  font-size: 13px;
  overflow-wrap: anywhere;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 34px;
  border: 1px solid #dce6f2;
  border-radius: 18px;
  background: #f6f9fd;
  box-shadow: 0 20px 55px rgba(0, 35, 90, 0.08);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: #12233c;
  font-size: 13px;
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid #cbd7e6;
  border-radius: 9px;
  padding: 14px 15px;
  outline: none;
  background: white;
  color: #07101f;
  font: 400 14px Inter, Arial, sans-serif;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.contact-form textarea {
  min-height: 145px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: #1688ff;
  box-shadow: 0 0 0 3px rgba(22, 136, 255, 0.12);
}

.contact-form .btn {
  align-self: flex-start;
  cursor: pointer;
}

.form-status {
  min-height: 20px;
  margin: 0;
  font-size: 13px;
  font-weight: 600;
}

.form-status.sending {
  color: #0754bd;
}

.form-status.success {
  color: #168a55;
}

.form-status.error {
  color: #d32f2f;
}


/* ========================================
   FOOTER
======================================== */

footer {
  padding: 22px;
  text-align: center;
  color: white;
  background: #00112f;
  font: 700 17px "Barlow Condensed", sans-serif;
  letter-spacing: 2px;
}

footer span {
  color: #48a2ff;
}


/* ========================================
   SCROLL REVEAL
======================================== */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

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


/* ========================================
   TABLET
======================================== */

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

  .about-section {
    grid-template-columns: 1fr;
  }

  .contact-section {
    grid-template-columns: 1fr;
  }
}


/* ========================================
   MOBILE
======================================== */

@media (max-width: 720px) {
  .site-header {
    padding: 13px 5vw;
  }

  .brand-logo {
    max-width: 145px;
    max-height: 42px;
  }

  .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 68px;
    flex-direction: column;
    gap: 20px;
    padding: 20px 6vw;
    background: white;
    border-bottom: 1px solid var(--line);
  }

  .nav.open {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding: 55px 5vw 45px;
  }

  h1 {
    font-size: clamp(62px, 19vw, 92px);
    line-height: 0.86;
    letter-spacing: -1px;
  }

  .hero-text {
    font-size: 16px;
    line-height: 1.65;
    margin: 22px 0;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

  .hero-visual {
    min-height: auto;
    margin-top: 38px;
  }

  .sketch-frame {
    width: 100%;
    border-radius: 14px;
    transform: none;
  }

  .section {
    padding: 65px 5vw;
  }

  .section-heading {
    margin-bottom: 28px;
  }

  .section-heading h2,
  .contact-section h2 {
    font-size: clamp(42px, 13vw, 62px);
    line-height: 0.9;
  }

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

  .course-card {
    min-height: auto;
    padding: 22px;
  }

  .course-card h3 {
    font-size: 27px;
  }

  .about-light,
  .about-dark {
    padding: 65px 5vw;
  }

  .about-light h2 {
    font-size: clamp(62px, 20vw, 95px);
  }

  .about-intro {
    font-size: 18px;
    line-height: 1.6;
  }

  .about-text {
    font-size: 15px;
    line-height: 1.7;
  }

  .about-profile {
    margin-bottom: 50px;
  }

  .profile-icon {
    width: 68px;
    height: 68px;
  }

  .profile-icon span {
    font-size: 23px;
  }

  .about-profile h3 {
    font-size: 34px;
  }

  .about-mission h3 {
    font-size: clamp(40px, 13vw, 60px);
  }

  .about-mission > p:last-child {
    font-size: 15px;
  }

  .contact-section {
    gap: 32px;
    padding: 65px 5vw;
  }

  .contact-form {
    padding: 22px;
    border-radius: 14px;
    gap: 15px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .contact-form input,
  .contact-form textarea {
    font-size: 16px;
    padding: 13px;
  }

  .contact-form textarea {
    min-height: 130px;
  }

  .contact-form .btn {
    width: 100%;
  }

  footer {
    padding: 18px 5vw;
    font-size: 14px;
    line-height: 1.4;
  }
}