/* =============================================
   CSS VARIABLES
   ============================================= */
:root {
  --accent:      #6C63FF;
  --accent-dark: #5149D6;
  --accent-bg:   #EEEDFF;
  --text:        #111827;
  --muted:       #4B5563;
  --light:       #9CA3AF;
  --bg:          #ffffff;
  --bg-alt:      #F9F9FF;
  --border:      #E5E7EB;
  --dark:        #111827;
  --green:       #16A34A;
  --red-bg:      #FEE2E2;
  --red:         #DC2626;
  --nav-h:       64px;
}

/* =============================================
   GLOBAL RESET & BASE
   ============================================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Manrope', sans-serif;
  font-size: 16px;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

img {
  max-width: 100%;
  display: block;
}

/* =============================================
   CONTAINER
   ============================================= */
.container {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 28px;
  padding-right: 28px;
}

/* =============================================
   EYEBROW PILL
   ============================================= */
.eyebrow {
  display: inline-block;
  background: var(--accent-bg);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 14px;
}

/* =============================================
   SECTION TITLE & SUB
   ============================================= */
.section-title {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 800;
  letter-spacing: -0.3px;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 10px;
}

.section-sub {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.6;
}

/* =============================================
   BUTTONS
   ============================================= */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #fff;
  font-family: 'Manrope', sans-serif;
  font-size: 15px;
  font-weight: 700;
  padding: 13px 26px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.18s ease, transform 0.14s ease;
}

.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
  color: #fff;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--muted);
  font-family: 'Manrope', sans-serif;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 22px;
  border-radius: 10px;
  border: 1.5px solid var(--border);
  cursor: pointer;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.btn-ghost:hover {
  color: var(--text);
  border-color: var(--text);
}

/* =============================================
   CHECKLIST & CROSSLIST
   ============================================= */
.checklist,
.crosslist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.checklist li,
.crosslist li {
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
  padding-left: 28px;
  position: relative;
  line-height: 1.5;
}

.checklist li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 800;
  font-size: 14px;
}

.crosslist li::before {
  content: '✕';
  position: absolute;
  left: 0;
  color: var(--red);
  font-weight: 800;
  font-size: 14px;
}

/* =============================================
   NAV
   ============================================= */
.sd-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.sd-nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sd-nav__logo {
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
}

.sd-nav__logo span {
  color: var(--accent);
}

.sd-nav__links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.sd-nav__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 8px;
  text-decoration: none;
  transition: color 0.15s ease, background 0.15s ease;
}

.sd-nav__link:hover {
  color: var(--text);
  background: var(--bg-alt);
}

.sd-nav__link--cta {
  background: var(--accent);
  color: #fff !important;
  border-radius: 8px;
}

.sd-nav__link--cta:hover {
  background: var(--accent-dark);
  color: #fff !important;
}

.sd-nav__toggle {
  display: none;
}

/* =============================================
   NAV — MOBILE
   ============================================= */
@media (max-width: 767px) {
  :root {
    --nav-h: 56px;
  }

  .sd-nav__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    font-size: 22px;
    color: var(--text);
    cursor: pointer;
    padding: 4px;
    line-height: 1;
  }

  .sd-nav__links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 12px 24px 20px;
    gap: 4px;
    z-index: 99;
  }

  .sd-nav.open .sd-nav__links {
    display: flex;
  }

  .sd-nav__link {
    width: 100%;
    padding: 10px 14px;
  }
}

/* =============================================
   FOOTER
   ============================================= */
.sd-footer {
  background: var(--dark);
  padding: 40px 0 28px;
}

.sd-footer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 20px;
}

.sd-footer__logo {
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  text-decoration: none;
}

.sd-footer__logo span {
  color: var(--accent);
}

.sd-footer__right {
  display: flex;
  align-items: center;
  gap: 24px;
}

.sd-footer__nav {
  display: flex;
  gap: 20px;
}

.sd-footer__nav a {
  color: rgba(255, 255, 255, 0.45);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.15s ease;
}

.sd-footer__nav a:hover {
  color: #fff;
}

.sd-footer__social {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sd-footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  color: #fff;
  text-decoration: none;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.sd-footer__social-link--linkedin {
  background: #0A66C2;
}

.sd-footer__social-link--youtube {
  background: #FF0000;
}

.sd-footer__social-link:hover {
  opacity: 0.85;
  transform: translateY(-2px);
  color: #fff;
}

.sd-footer__copy {
  text-align: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.25);
  font-weight: 500;
}

.sd-footer__copy a {
  color: rgba(255, 255, 255, 0.4);
  text-decoration: none;
  transition: color 0.15s ease;
}

.sd-footer__copy a:hover {
  color: #fff;
}

@media (max-width: 767px) {
  .sd-footer__top {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .sd-footer__right {
    flex-direction: column;
    align-items: center;
    gap: 14px;
  }
}