:root {
  --accent:      #1a56db;
  --accent-dark: #1040b0;
  --accent-bg:   #eef3ff;
  --green:       #16a34a;
  --green-dark:  #15803d;
  --text:        #1c1c1c;
  --text-2:      #4c4c4c;
  --text-3:      #858585;
  --border:      #e6e6e2;
  --bg-2:        #f7f7f5;
  --white:       #ffffff;
  --max:         1080px;
  --prose:       750px;
  --r:           12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', system-ui, -apple-system, sans-serif; color: var(--text); line-height: 1.6; background: #fff; -webkit-font-smoothing: antialiased; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.section--alt { background: var(--bg-2); }

h1, h2, h3, h4 { font-weight: 800; letter-spacing: -.025em; line-height: 1.15; color: var(--text); }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); margin-bottom: 24px; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); margin-bottom: 20px; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); margin-bottom: 16px; }

p { font-size: 1.05rem; line-height: 1.8; color: var(--text-2); margin-bottom: 16px; }
.tag { display: inline-block; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--accent); margin-bottom: 14px; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: 10px; font-size: 1rem; font-weight: 700; transition: all .25s; border: 2px solid transparent; cursor: pointer; text-decoration: none; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 8px 25px rgba(26,86,219,.3); }
.btn-outline { border-color: var(--accent); color: var(--accent); }
.btn-outline:hover { background: var(--accent); color: #fff; }
.btn-wa { background: #25d366; color: #fff; }
.btn-wa:hover { background: #1eb358; transform: translateY(-2px); box-shadow: 0 8px 25px rgba(37,211,102,.3); }

/* =====================
   NAV BASE
   ===================== */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; transition: background .35s, box-shadow .35s, padding .3s; padding: 16px 0; }
.nav.hero-mode { background: transparent; }
.nav.scrolled { background: rgba(255,255,255,.97); backdrop-filter: blur(12px); box-shadow: 0 2px 24px rgba(0,0,0,.08); padding: 10px 0; }

.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }

/* Logo */
.nav-logo { text-decoration: none; display: block; flex-shrink: 0; transition: opacity .2s; }
.nav-logo:hover { opacity: .85; }
.logo-brand { font-weight: 800; font-size: 1.1rem; display: block; line-height: 1.1; transition: color .25s; }
.logo-tagline { font-size: .58rem; font-weight: 600; opacity: .75; display: block; letter-spacing: .04em; margin-top: 3px; text-transform: uppercase; transition: color .25s; }
.nav.hero-mode .logo-brand,
.nav.hero-mode .logo-tagline { color: #fff; }
.nav.scrolled .logo-brand { color: #1c1c1c; }
.nav.scrolled .logo-tagline { color: #666; }

/* Links list */
.nav-links { display: flex; gap: 4px; list-style: none; align-items: center; }

/* =====================
   DROPDOWN ITEMS
   ===================== */
.nav-item { position: relative; }

.nav-dropdown-toggle {
  background: none; border: none; cursor: pointer; outline: none;
  font-family: inherit; font-size: .92rem; font-weight: 700;
  padding: 8px 12px; border-radius: 8px;
  display: flex; align-items: center; gap: 5px;
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.nav.hero-mode .nav-dropdown-toggle { color: rgba(255,255,255,.9); }
.nav.hero-mode .nav-dropdown-toggle:hover { background: rgba(255,255,255,.12); color: #fff; }
.nav.scrolled .nav-dropdown-toggle { color: #3a3a3a; }
.nav.scrolled .nav-dropdown-toggle:hover { background: #f0f4ff; color: var(--accent); }
.nav-item.open .nav-dropdown-toggle { color: var(--accent) !important; background: rgba(26,86,219,.08); }

.nav-arrow { font-size: .6rem; transition: transform .25s; display: inline-block; margin-top: 1px; }
.nav-item.open .nav-arrow { transform: rotate(180deg); }

/* Dropdown panel */
.nav-dropdown {
  display: none;
  position: absolute; top: calc(100% + 10px); left: 50%;
  transform: translateX(-50%);
  background: #fff; border-radius: 16px;
  box-shadow: 0 12px 48px rgba(0,0,0,.14);
  border: 1px solid #eaecf4;
  padding: 8px; min-width: 270px; z-index: 1001;
}
.nav-item.open .nav-dropdown {
  display: block;
  animation: ddIn .18s cubic-bezier(.4,0,.2,1);
}
@keyframes ddIn {
  from { opacity: 0; transform: translateX(-50%) translateY(-6px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}
/* little caret */
.nav-dropdown::before {
  content: ''; position: absolute; top: -6px; left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px; height: 12px; background: #fff;
  border-left: 1px solid #eaecf4; border-top: 1px solid #eaecf4;
}

.nav-dropdown-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 10px;
  text-decoration: none; color: var(--text);
  transition: background .15s;
}
.nav-dropdown-item:hover { background: #f0f4ff; }
.nav-dd-icon { font-size: 1.45rem; width: 38px; text-align: center; flex-shrink: 0; }
.nav-dd-text strong { display: block; font-size: .9rem; font-weight: 700; color: #1c1c1c; line-height: 1.2; }
.nav-dd-text small { display: block; font-size: .76rem; color: #888; margin-top: 2px; line-height: 1.3; }

/* CTA button */
.nav-cta {
  background: var(--accent) !important; color: #fff !important;
  padding: 9px 20px !important; border-radius: 9px !important;
  font-weight: 700; font-size: .88rem; text-decoration: none;
  transition: all .2s; white-space: nowrap; margin-left: 8px;
  display: inline-block;
}
.nav-cta:hover { background: var(--accent-dark) !important; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(26,86,219,.3); }
.nav.hero-mode .nav-cta { background: rgba(255,255,255,.15) !important; border: 1px solid rgba(255,255,255,.35) !important; }
.nav.hero-mode .nav-cta:hover { background: var(--accent) !important; border-color: var(--accent) !important; }

/* =====================
   HAMBURGER
   ===================== */
.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; background: none; border: none; padding: 6px;
  border-radius: 8px; transition: background .2s;
}
.nav-hamburger:hover { background: rgba(255,255,255,.12); }
.nav.scrolled .nav-hamburger:hover { background: #f0f4ff; }
.nav-hamburger span {
  width: 22px; height: 2px; border-radius: 2px;
  display: block; transition: all .3s;
  background: #fff;
}
.nav.scrolled .nav-hamburger span { background: #333; }
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =====================
   MOBILE DRAWER
   ===================== */
.nav-mobile {
  display: none; position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: #fff; overflow-y: auto;
  padding: 80px 24px 48px; z-index: 999;
  transform: translateX(100%); transition: transform .3s cubic-bezier(.4,0,.2,1);
}
.nav-mobile.open { transform: translateX(0); }

.nav-mob-group { border-bottom: 1px solid #eee; }

.nav-mob-toggle {
  width: 100%; background: none; border: none;
  font-family: inherit; font-size: 1rem; font-weight: 700; color: var(--text);
  padding: 18px 4px; display: flex; justify-content: space-between; align-items: center;
  cursor: pointer; text-align: left;
}
.nav-mob-toggle .nav-arrow { font-size: .7rem; transition: transform .25s; }
.nav-mob-toggle.open .nav-arrow { transform: rotate(180deg); }

.nav-mob-items { display: none; padding-bottom: 12px; }
.nav-mob-toggle.open + .nav-mob-items { display: block; }

.nav-mob-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 8px; text-decoration: none;
  color: var(--text-2); font-size: .95rem; border-radius: 8px;
  transition: background .15s, color .15s;
}
.nav-mob-item:hover { background: #f0f4ff; color: var(--accent); }

.nav-mob-cta {
  display: block; margin-top: 24px;
  background: var(--accent); color: #fff; text-align: center;
  padding: 16px; border-radius: 12px; font-weight: 700;
  font-size: 1rem; text-decoration: none;
  box-shadow: 0 4px 20px rgba(26,86,219,.3);
}
.nav-mob-cta:hover { background: var(--accent-dark); }

/* =====================
   RESPONSIVE
   ===================== */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-mobile { display: block; }
}

/* BLOG POST CONTENT */
.post-content { max-width: var(--prose); margin: 0 auto; padding: 60px 0; }
.post-header { text-align: center; margin-bottom: 48px; }
.post-body h2 { margin-top: 48px; margin-bottom: 24px; }
.post-body h3 { margin-top: 32px; margin-bottom: 16px; }
.post-body ul, .post-body ol { margin-bottom: 24px; padding-left: 24px; }
.post-body li { margin-bottom: 12px; font-size: 1.05rem; color: var(--text-2); }
.post-image { width: 100%; border-radius: var(--r); margin: 32px 0; box-shadow: 0 10px 30px rgba(0,0,0,0.05); }

/* FOOTER */
.footer { background: #0f172a; color: #fff; padding: 60px 0 30px; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 40px; }
.footer-col h4 { color: #fff; margin-bottom: 20px; font-size: 1.1rem; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 12px; }
.footer-col a { color: #94a3b8; text-decoration: none; transition: color .2s; font-size: 0.95rem; }
.footer-col a:hover { color: #fff; }
.footer-bottom { margin-top: 60px; padding-top: 30px; border-top: 1px solid #1e293b; text-align: center; color: #64748b; font-size: 0.85rem; }

/* UTILS */
.text-center { text-align: center; }
.mt-40 { margin-top: 40px; }
.mb-40 { margin-bottom: 40px; }

@media (max-width: 768px) {
  .footer-inner { flex-direction: column; }
}