/* =========================================================
   MITA DIGITAL
   POWER BI TURBO CLASS
   LANDING PAGE DESIGN SYSTEM
========================================================= */

/* =========================================================
   1. BRAND VARIABLES
========================================================= */

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #eff6ff;

  --dark: #0f172a;
  --dark-soft: #1e293b;

  --white: #ffffff;

  --background: #f8fafc;
  --background-blue: #eff6ff;

  --text: #0f172a;
  --text-muted: #64748b;

  --border: #e2e8f0;

  --success: #16a34a;

  --container: 1180px;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.06);

  --shadow-md: 0 15px 40px rgba(15, 23, 42, 0.1);
}

/* =========================================================
   2. RESET
========================================================= */

* {
  margin: 0;
  padding: 0;

  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;

  color: var(--text);

  background: var(--white);

  line-height: 1.6;
}

/* =========================================================
   3. GLOBAL
========================================================= */

a {
  text-decoration: none;

  color: inherit;
}

.container {
  width: 92%;

  max-width: var(--container);

  margin: 0 auto;
}

section {
  padding: 100px 0;
}

.section-heading {
  max-width: 760px;

  margin-bottom: 60px;
}

.section-heading h2 {
  font-size: 42px;

  line-height: 1.15;

  margin: 12px 0 20px;
}

.section-heading p {
  font-size: 18px;

  color: var(--text-muted);
}

.section-label {
  display: inline-block;

  font-size: 13px;

  font-weight: 700;

  letter-spacing: 1.5px;

  color: var(--primary);
}

/* =========================================================
   4. HEADER
========================================================= */

.site-header {
  position: sticky;

  top: 0;

  z-index: 1000;

  background: rgba(255, 255, 255, 0.95);

  backdrop-filter: blur(10px);

  border-bottom: 1px solid var(--border);
}

.nav-container {
  min-height: 74px;

  display: flex;

  align-items: center;

  justify-content: space-between;
}

.logo {
  font-size: 22px;

  font-weight: 800;

  color: var(--dark);
}

.nav-button {
  background: var(--primary);

  color: white;

  padding: 10px 20px;

  border-radius: 999px;

  font-size: 14px;

  font-weight: 700;

  transition: 0.25s;
}

.nav-button:hover {
  background: var(--primary-dark);

  transform: translateY(-1px);
}

/* =========================================================
   5. HERO
========================================================= */

.hero {
  padding: 110px 0 100px;

  background: linear-gradient(135deg, #eff6ff 0%, #ffffff 55%, #f8fafc 100%);
}

.hero-content {
  text-align: center;

  max-width: 900px;
}

.hero-badge {
  display: inline-block;

  padding: 8px 14px;

  border-radius: 999px;

  background: #dbeafe;

  color: #1d4ed8;

  font-size: 12px;

  font-weight: 800;

  letter-spacing: 1px;

  margin-bottom: 25px;
}

.hero h1 {
  font-size: clamp(42px, 7vw, 72px);

  line-height: 1.05;

  letter-spacing: -2px;

  margin-bottom: 28px;
}

.hero h1 span {
  display: block;

  color: var(--primary);
}

.hero-description {
  max-width: 720px;

  margin: 0 auto 35px;

  font-size: 20px;

  color: var(--text-muted);
}

.hero-actions {
  display: flex;

  justify-content: center;

  align-items: center;

  gap: 15px;

  flex-wrap: wrap;
}

.primary-button {
  display: inline-flex;

  align-items: center;

  justify-content: center;

  background: var(--primary);

  color: white;

  padding: 15px 28px;

  border-radius: 999px;

  font-weight: 700;

  transition: 0.25s;

  box-shadow: var(--shadow-sm);
}

.primary-button:hover {
  background: var(--primary-dark);

  transform: translateY(-2px);

  box-shadow: var(--shadow-md);
}

.secondary-button {
  display: inline-flex;

  align-items: center;

  justify-content: center;

  padding: 15px 28px;

  border: 1px solid var(--border);

  border-radius: 999px;

  font-weight: 700;

  background: white;

  transition: 0.25s;
}

.secondary-button:hover {
  border-color: var(--primary);

  color: var(--primary);
}

.hero-trust {
  display: flex;

  justify-content: center;

  gap: 25px;

  flex-wrap: wrap;

  margin-top: 30px;

  font-size: 14px;

  color: var(--text-muted);
}

/* =========================================================
   6. PROBLEM SECTION
========================================================= */

.problem-section {
  background: var(--white);
}

.problem-grid {
  display: grid;

  grid-template-columns: repeat(3, 1fr);

  gap: 25px;
}

.problem-card {
  padding: 35px;

  border: 1px solid var(--border);

  border-radius: var(--radius-lg);

  background: white;

  transition: 0.25s;
}

.problem-card:hover {
  transform: translateY(-5px);

  box-shadow: var(--shadow-md);
}

.problem-icon {
  width: 48px;

  height: 48px;

  display: flex;

  align-items: center;

  justify-content: center;

  border-radius: 12px;

  background: var(--primary-light);

  color: var(--primary);

  font-weight: 800;

  margin-bottom: 25px;
}

.problem-card h3 {
  font-size: 22px;

  margin-bottom: 12px;
}

.problem-card p {
  color: var(--text-muted);
}

/* =========================================================
   7. SOLUTION
========================================================= */

.solution-section {
  background: var(--background);
}

.solution-grid {
  display: grid;

  grid-template-columns: 1fr 1fr;

  gap: 70px;

  align-items: center;
}

.solution-grid h2 {
  font-size: 46px;

  line-height: 1.1;

  margin: 15px 0 25px;
}

.solution-grid p {
  color: var(--text-muted);

  font-size: 18px;

  margin-bottom: 20px;
}

.solution-grid .primary-button {
  margin-top: 15px;
}

.solution-box {
  background: var(--dark);

  color: white;

  padding: 40px;

  border-radius: var(--radius-lg);

  box-shadow: var(--shadow-md);
}

.solution-item {
  display: flex;

  justify-content: space-between;

  align-items: center;

  padding: 25px 0;

  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.solution-item:last-child {
  border-bottom: none;
}

.solution-item strong {
  font-size: 24px;
}

.solution-item span {
  color: #cbd5e1;
}

/* =========================================================
   8. CURRICULUM
========================================================= */

.curriculum-section {
  background: white;
}

.curriculum-grid {
  display: grid;

  grid-template-columns: repeat(3, 1fr);

  gap: 20px;
}

.curriculum-card {
  padding: 30px;

  border: 1px solid var(--border);

  border-radius: var(--radius-md);

  transition: 0.25s;
}

.curriculum-card:hover {
  transform: translateY(-4px);

  box-shadow: var(--shadow-sm);
}

.curriculum-card > span {
  color: var(--primary);

  font-weight: 800;

  font-size: 14px;
}

.curriculum-card h3 {
  margin: 15px 0 10px;

  font-size: 21px;
}

.curriculum-card p {
  color: var(--text-muted);
}

/* =========================================================
   9. AUDIENCE
========================================================= */

.audience-section {
  background: var(--background-blue);
}

.audience-list {
  display: grid;

  grid-template-columns: repeat(2, 1fr);

  gap: 15px;
}

.audience-list div {
  background: white;

  border: 1px solid #dbeafe;

  padding: 18px 22px;

  border-radius: var(--radius-md);

  font-weight: 600;
}

/* =========================================================
   10. TRAINER
========================================================= */

.trainer-section {
  background: white;
}

.trainer-grid {
  display: grid;

  grid-template-columns: 0.8fr 1.2fr;

  gap: 70px;

  align-items: center;
}

.trainer-placeholder {
  min-height: 350px;

  border-radius: var(--radius-lg);

  background: linear-gradient(135deg, var(--dark), var(--dark-soft));

  color: white;

  display: flex;

  align-items: center;

  justify-content: center;

  text-align: center;

  font-size: 36px;

  font-weight: 800;

  letter-spacing: 2px;
}

.trainer-grid h2 {
  font-size: 44px;

  line-height: 1.15;

  margin: 15px 0 25px;
}

.trainer-grid p {
  color: var(--text-muted);

  font-size: 18px;

  margin-bottom: 20px;
}

/* =========================================================
   11. FAQ
========================================================= */

.faq-section {
  background: var(--background);
}

.faq-list {
  max-width: 850px;
}

details {
  background: white;

  border: 1px solid var(--border);

  border-radius: var(--radius-md);

  margin-bottom: 12px;

  padding: 20px 24px;
}

summary {
  cursor: pointer;

  font-weight: 700;

  font-size: 17px;
}

details p {
  margin-top: 15px;

  color: var(--text-muted);
}

/* =========================================================
   12. REGISTRATION
========================================================= */

.register-section {
  background: var(--dark);

  color: white;

  text-align: center;
}

.register-content {
  max-width: 760px;
}

.register-section .section-label {
  color: #60a5fa;
}

.register-section h2 {
  font-size: clamp(38px, 6vw, 58px);

  line-height: 1.1;

  margin: 15px 0 20px;
}

.register-section > .container > p {
  color: #cbd5e1;

  font-size: 19px;
}

.price {
  font-size: 64px;

  font-weight: 900;

  margin-top: 25px;
}

.price-note {
  color: #94a3b8 !important;

  margin-bottom: 25px;
}

.large-button {
  font-size: 18px;

  padding: 17px 36px;
}

.secure-note {
  color: #94a3b8 !important;

  font-size: 14px !important;

  margin-top: 18px;
}

/* =========================================================
   13. FOOTER
========================================================= */

footer {
  background: #020617;

  color: white;

  padding: 35px 0;
}

footer strong {
  font-size: 20px;
}

footer p {
  color: #94a3b8;

  margin-top: 8px;

  font-size: 14px;
}

/* =========================================================
   14. TABLET
========================================================= */

@media (max-width: 900px) {
  .problem-grid {
    grid-template-columns: 1fr;
  }

  .curriculum-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

/* =========================================================
   15. MOBILE
========================================================= */

@media (max-width: 600px) {
  section {
    padding: 70px 0;
  }

  .nav-button {
    display: none;
  }

  .hero {
    padding: 80px 0;
  }

  .hero h1 {
    font-size: 42px;

    letter-spacing: -1px;
  }

  .hero-description {
    font-size: 17px;
  }

  .hero-actions {
    flex-direction: column;

    width: 100%;
  }

  .primary-button,
  .secondary-button {
    width: 100%;

    max-width: 340px;
  }

  .hero-trust {
    flex-direction: column;

    gap: 8px;
  }

  .section-heading h2 {
    font-size: 34px;
  }

  .solution-grid h2 {
    font-size: 36px;
  }

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

  .audience-list {
    grid-template-columns: 1fr;
  }

  .trainer-grid h2 {
    font-size: 36px;
  }

  .trainer-placeholder {
    min-height: 260px;
  }

  .price {
    font-size: 54px;
  }
}
/* =========================================================
   REGISTRATION FORM
========================================================= */

.registration-form {
  max-width: 760px;

  margin: 0 auto;

  background: white;

  padding: 40px;

  border-radius: var(--radius-lg);

  border: 1px solid var(--border);

  box-shadow: var(--shadow-sm);
}

.registration-form > div {
  margin-bottom: 20px;
}

.registration-form label {
  display: block;

  font-weight: 700;

  margin-bottom: 8px;
}

.registration-form input,
.registration-form select {
  width: 100%;

  padding: 14px 16px;

  border: 1px solid var(--border);

  border-radius: var(--radius-sm);

  font-size: 16px;

  font-family: inherit;

  outline: none;

  background: white;
}

.registration-form input:focus,
.registration-form select:focus {
  border-color: var(--primary);

  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.registration-form button {
  border: none;

  cursor: pointer;

  width: 100%;
}

@media (max-width: 600px) {
  .registration-form {
    padding: 25px;
  }
}