/* ===== Variables ===== */
:root {
  --bg-dark: #0f1419;
  --bg-card: #1a2332;
  --bg-elevated: #232f42;
  --text: #e6edf3;
  --text-muted: #8b9cb3;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-glow: rgba(59, 130, 246, 0.25);
  --border: rgba(139, 156, 179, 0.15);
  --font-sans: 'Outfit', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.2s ease;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(15, 20, 25, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 1.15rem;
}

.logo-icon {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 1.25rem;
}

.logo-accent {
  color: var(--accent);
}

.nav-list {
  display: flex;
  gap: 2rem;
}

.nav-list a {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-list a:hover,
.nav-list a.nav-active {
  color: var(--text);
}

.nav-list a.nav-active {
  font-weight: 600;
  color: var(--accent);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: var(--transition);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 0 24px var(--accent-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-elevated);
  border-color: var(--text-muted);
}

.btn-full {
  width: 100%;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 6rem 0 4rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, var(--accent-glow), transparent),
    radial-gradient(ellipse 60% 40% at 100% 50%, rgba(59, 130, 246, 0.08), transparent),
    radial-gradient(ellipse 40% 30% at 0% 80%, rgba(59, 130, 246, 0.06), transparent);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  background: rgba(59, 130, 246, 0.12);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.hero-title {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero-title-accent {
  color: var(--accent);
  background: linear-gradient(135deg, var(--accent), #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 540px;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-code {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  opacity: 0.6;
}

.hero-code code {
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

/* ===== Page Hero (inner pages) ===== */
.page-hero {
  position: relative;
  padding: 8rem 0 4rem;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -10%, var(--accent-glow), transparent);
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  z-index: 1;
  text-align: center;
}

.page-hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  background: rgba(59, 130, 246, 0.12);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 1rem;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.page-hero-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.page-hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ===== Overview (training page) ===== */
/* Trainer section */
.trainer-card {
  max-width: 720px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
}

.trainer-intro {
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

.trainer-companies {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.7;
  margin: 0;
}

.trainer-card strong {
  color: var(--accent);
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.overview-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.overview-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--accent);
}

.overview-card ul {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.overview-card li {
  margin-bottom: 0.4rem;
  padding-left: 1.25rem;
  position: relative;
}

.overview-card li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* ===== Training Module Cards ===== */
.training-modules-section .section-intro {
  margin-bottom: 2rem;
}

.module-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 1.5rem;
  overflow: hidden;
  transition: border-color var(--transition);
}

.module-card:hover {
  border-color: rgba(59, 130, 246, 0.25);
}

.module-header {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: center;
  padding: 1.5rem 1.75rem;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.module-num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--accent);
}

.module-title-wrap h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.module-tagline {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.module-body {
  padding: 1.5rem 1.75rem;
}

.module-topics {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.module-topics li {
  margin-bottom: 0.5rem;
  padding-left: 1.5rem;
  position: relative;
}

.module-topics li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
}

/* ===== CTA Box (training page) ===== */
.cta-section .cta-box {
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.cta-box .cta-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.cta-box .cta-text {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.cta-box .btn {
  margin: 0 0.5rem 0.5rem 0;
}

/* ===== Sections ===== */
.section {
  padding: 5rem 0;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  text-align: center;
}

.section-intro {
  text-align: center;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 3rem;
}

/* ===== Training Grid ===== */
.training-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.training-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.training-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

.training-card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.training-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.training-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== Curriculum Timeline ===== */
.curriculum-section {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.curriculum-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.curriculum-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: start;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
}

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

.curriculum-num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--accent);
  opacity: 0.9;
}

.curriculum-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.curriculum-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ===== Why Us ===== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.why-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color var(--transition);
}

.why-card:hover {
  border-color: rgba(59, 130, 246, 0.25);
}

.why-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.why-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ===== Contact ===== */
.contact-box {
  max-width: 640px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.contact-info h3,
.contact-info h2,
.contact-page-title {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.contact-phone {
  margin-top: 0.5rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.contact-phone a {
  color: var(--accent);
  font-weight: 500;
}

.contact-phone a:hover {
  text-decoration: underline;
}

/* Contact page: addresses */
.contact-addresses-title {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.contact-addresses {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.address-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  font-style: normal;
  text-align: left;
  transition: border-color var(--transition);
}

.address-card:hover {
  border-color: rgba(59, 130, 246, 0.25);
}

.address-city {
  display: block;
  font-size: 1rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.address-text {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

.contact-info p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: #25d366;
  color: #fff;
  padding: 0.9rem 1.75rem;
  font-size: 1rem;
  border-radius: var(--radius);
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
}

.btn-whatsapp:hover {
  background: #20bd5a;
  box-shadow: 0 0 24px rgba(37, 211, 102, 0.35);
  transform: translateY(-1px);
}

.whatsapp-icon {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
}

/* ===== Stats strip ===== */
.stats-strip {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 2rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

@media (max-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
  .stat-num {
    font-size: 1.5rem;
  }
}

/* ===== FAQ ===== */
.faq-section,
.contact-faq-wrap {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.contact-faq-wrap {
  margin-top: 2.5rem;
}

.contact-faq-wrap .section-title {
  margin-bottom: 1rem;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition);
}

.faq-item:hover,
.faq-item[open] {
  border-color: rgba(59, 130, 246, 0.25);
}

.faq-question {
  display: block;
  padding: 1rem 1.25rem;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 2.5rem;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  position: absolute;
  right: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  color: var(--accent);
  font-weight: 400;
}

.faq-item[open] .faq-question::after {
  content: "−";
}

.faq-answer {
  padding: 0 1.25rem 1.25rem;
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
  margin-top: 0;
  margin-left: 0;
  margin-right: 0;
}

/* ===== What to expect (training) ===== */
.expect-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.expect-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  transition: border-color var(--transition);
}

.expect-card:hover {
  border-color: rgba(59, 130, 246, 0.25);
}

.expect-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 0.75rem;
}

.expect-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.expect-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
}

/* ===== Outcomes (curriculum) ===== */
.outcomes-section {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.outcomes-list {
  max-width: 600px;
  margin: 0 auto;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.8;
  padding-left: 1.5rem;
}

.outcomes-list li {
  margin-bottom: 0.5rem;
}

.outcomes-list li::marker {
  color: var(--accent);
}

/* ===== Explore links (curriculum) ===== */
.explore-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.explore-card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition), transform var(--transition);
}

.explore-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.explore-title {
  font-weight: 600;
  font-size: 1rem;
  color: var(--text);
}

.explore-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ===== How to enroll steps (why-us) ===== */
.steps-list {
  max-width: 560px;
  margin: 0 auto;
}

.step-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
}

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

.step-num {
  width: 2.25rem;
  height: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  background: var(--accent);
  color: white;
  border-radius: 50%;
  flex-shrink: 0;
}

.step-content h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.step-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

/* ===== Reassurance (contact) ===== */
.reassurance-box {
  max-width: 520px;
  margin: 2.5rem auto 0;
  padding: 1.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
}

.reassurance-title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.reassurance-text {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

/* ===== Footer ===== */
.footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
}

.footer-brand .logo-icon {
  font-family: var(--font-mono);
  color: var(--accent);
}

.footer-tagline {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ===== Mobile ===== */
@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-dark);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.25s ease, opacity 0.25s ease, visibility 0.25s;
  }

  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
  }

  .nav-list li {
    border-bottom: 1px solid var(--border);
  }

  .nav-list a {
    display: block;
    padding: 1rem 0;
  }

  .menu-toggle {
    display: flex;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero-code {
    display: none;
  }

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

  .btn {
    width: 100%;
    justify-content: center;
  }

  .curriculum-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .curriculum-num {
    font-size: 1.25rem;
  }
}