/* ==========================================================
   2050connect — main stylesheet
   Brand colors taken from the 2050connect logo
   ========================================================== */

:root {
  --navy: #0b2d6b;
  --navy-deep: #071d47;
  --blue: #0a6cf5;
  --blue-soft: #e8f1fe;
  --orange: #f47a20;
  --orange-soft: #fff1e6;

  --bg: #ffffff;
  --bg-alt: #f4f7fc;
  --surface: #ffffff;
  --border: #e2e8f3;
  --text: #0b1f45;
  --muted: #5a6a88;

  --grad: linear-gradient(135deg, var(--blue), var(--navy));
  --radius: 16px;
  --shadow: 0 24px 60px -24px rgba(11, 45, 107, 0.28);
  --shadow-sm: 0 6px 20px -10px rgba(11, 45, 107, 0.18);
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-head: "Space Grotesk", "Inter", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.02em;
  color: var(--navy);
}
h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); }
h3 { font-size: 1.2rem; }
p  { margin: 0 0 1em; }

.container { width: min(1180px, 100% - 32px); margin-inline: auto; }
.narrow { width: min(780px, 100% - 32px); }

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 18px; height: 3px; border-radius: 2px; background: var(--orange); }

.muted { color: var(--muted); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
  font-family: inherit;
}
.btn-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 10px 26px -10px rgba(10, 108, 245, .7);
}
.btn-primary:hover { background: #0859cc; transform: translateY(-2px); }
.btn-ghost { border-color: var(--border); background: #fff; color: var(--navy); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.btn-orange { background: var(--orange); color: #fff; box-shadow: 0 10px 26px -10px rgba(244, 122, 32, .7); }
.btn-orange:hover { background: #e06a12; transform: translateY(-2px); }
.btn-sm { padding: 10px 18px; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  background: rgba(255, 255, 255, .7);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.header.scrolled { background: rgba(255, 255, 255, .95); border-color: var(--border); box-shadow: var(--shadow-sm); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }

.logo img { height: 40px; width: auto; }

.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a:not(.btn) { color: var(--muted); font-size: .95rem; font-weight: 500; transition: color .2s; }
.nav-links a:not(.btn):hover { color: var(--blue); }

.menu-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; transition: transform .3s, opacity .3s; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 160px 0 100px; overflow: hidden; background: linear-gradient(180deg, #f2f7ff 0%, #fff 100%); }
.hero-glow {
  position: absolute; inset: -200px -10% auto; height: 760px;
  background:
    radial-gradient(closest-side at 80% 35%, rgba(10, 108, 245, .16), transparent),
    radial-gradient(closest-side at 95% 70%, rgba(244, 122, 32, .12), transparent);
  pointer-events: none;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,45,107,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,45,107,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 50% 30%, #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 20%, transparent 70%);
  pointer-events: none;
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 1fr; gap: 60px; align-items: center; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 560px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 28px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px 22px; list-style: none; padding: 0; margin: 0; color: var(--muted); font-size: .92rem; }
.hero-points li::before { content: "✓"; color: var(--orange); font-weight: 700; margin-right: 8px; }

/* Dashboard mockup (kept dark for contrast) */
.hero-visual { position: relative; }
.mock {
  background: linear-gradient(180deg, #123a82, var(--navy-deep));
  color: #e8eefb;
  border-radius: 20px;
  box-shadow: 0 40px 80px -30px rgba(11, 45, 107, .55);
  overflow: hidden;
  transform: perspective(1200px) rotateY(-6deg) rotateX(3deg);
}
.mock-bar { display: flex; align-items: center; gap: 6px; padding: 12px 16px; border-bottom: 1px solid rgba(255,255,255,.08); }
.mock-bar i { width: 10px; height: 10px; border-radius: 50%; }
.mock-bar i:nth-child(1) { background: #ff5f57; }
.mock-bar i:nth-child(2) { background: #febc2e; }
.mock-bar i:nth-child(3) { background: #28c840; }
.mock-bar span { margin-left: 12px; font-size: .75rem; color: #9fb2d8; }
.mock-body { padding: 22px; }
.mock-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.mock-kpis div { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); border-radius: 12px; padding: 12px; }
.mock-kpis small { display: block; color: #9fb2d8; font-size: .72rem; }
.mock-kpis strong { font-family: var(--font-head); font-size: 1.25rem; color: #fff; }
.mock-kpis .up { color: #ff9a4d; }
.mock-chart { width: 100%; height: 120px; margin: 18px 0; }
.mock-rows div { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-top: 1px solid rgba(255,255,255,.08); font-size: .85rem; }
.mock-rows em { margin-left: auto; font-style: normal; color: #9fb2d8; font-size: .75rem; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--orange); }
.dot.ok { background: #34d399; }

.float-card {
  position: absolute;
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px;
  background: #fff;
  color: var(--navy);
  border: 1px solid var(--border);
  border-radius: 14px;
  font-size: .85rem; font-weight: 600;
  box-shadow: var(--shadow);
  animation: float 6s ease-in-out infinite;
}
.fc-1 { top: -18px; right: -10px; }
.fc-2 { bottom: -20px; left: -24px; animation-delay: -3s; }
@keyframes float { 50% { transform: translateY(-10px); } }

/* ---------- Strip ---------- */
.strip { border-block: 1px solid var(--border); background: var(--bg-alt); padding: 26px 0; }
.strip-inner { display: flex; align-items: center; gap: 30px; flex-wrap: wrap; justify-content: space-between; }
.strip p { margin: 0; color: var(--muted); font-size: .9rem; }
.strip ul { display: flex; flex-wrap: wrap; gap: 10px 28px; list-style: none; padding: 0; margin: 0; }
.strip li { font-family: var(--font-head); font-weight: 600; color: var(--navy); opacity: .7; }

/* ---------- Sections ---------- */
.section { padding: 110px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 60px; }
.section-head p { color: var(--muted); font-size: 1.05rem; }

/* Services */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.card:hover { transform: translateY(-6px); border-color: rgba(10, 108, 245, .35); box-shadow: var(--shadow); }
.card p { color: var(--muted); margin: 0; }
.icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: grid; place-items: center;
  background: var(--blue-soft);
  margin-bottom: 20px;
  transition: background .3s ease;
}
.icon svg { width: 26px; height: 26px; fill: none; stroke: var(--blue); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: stroke .3s ease; }
.card:hover .icon { background: var(--orange-soft); }
.card:hover .icon svg { stroke: var(--orange); }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.steps li { position: relative; padding: 30px 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.steps p { color: var(--muted); margin: 0; }
.step-num {
  display: inline-grid; place-items: center;
  width: 52px; height: 52px; border-radius: 50%;
  font-family: var(--font-head); font-size: 1.1rem; font-weight: 700;
  color: #fff; background: var(--grad);
  margin-bottom: 18px;
}
.steps li:last-child .step-num { background: var(--orange); }

/* Why */
.why-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 70px; align-items: center; }
.why-copy p { color: var(--muted); font-size: 1.05rem; margin-bottom: 28px; }
.why-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.why-list li { padding: 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); position: relative; overflow: hidden; box-shadow: var(--shadow-sm); }
.why-list li::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: var(--blue); }
.why-list li:nth-child(2)::before, .why-list li:nth-child(3)::before { background: var(--orange); }
.why-list p { color: var(--muted); margin: 0; font-size: .95rem; }

/* Plans */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.plan {
  position: relative;
  display: flex; flex-direction: column;
  padding: 36px 30px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
}
.plan h3 { font-size: 1.5rem; margin-bottom: 4px; }
.plan-desc { color: var(--muted); }
.plan ul { list-style: none; padding: 0; margin: 10px 0 30px; flex: 1; }
.plan li { padding: 8px 0; border-top: 1px solid var(--border); font-size: .95rem; }
.plan li::before { content: "✓"; color: var(--blue); margin-right: 10px; font-weight: 700; }
.plan-featured { background: var(--grad); border-color: transparent; color: #fff; box-shadow: 0 30px 70px -30px rgba(11, 45, 107, .7); }
.plan-featured h3 { color: #fff; }
.plan-featured .plan-desc { color: #cfe0ff; }
.plan-featured li { border-color: rgba(255,255,255,.18); }
.plan-featured li::before { color: #ffb27a; }
.badge { position: absolute; top: -13px; left: 30px; padding: 5px 12px; border-radius: 999px; background: var(--orange); color: #fff; font-size: .75rem; font-weight: 600; }

/* FAQ */
.faq { display: grid; gap: 14px; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 0 24px; transition: border-color .2s, box-shadow .2s; }
.faq details[open] { border-color: rgba(10,108,245,.4); box-shadow: var(--shadow-sm); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 0; font-weight: 600; color: var(--navy); display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--orange); font-size: 1.4rem; line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 20px; margin: 0; }

/* Contact */
.contact { background: var(--bg-alt); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; align-items: start; }
.contact-copy p { color: var(--muted); font-size: 1.05rem; }
.contact-info { list-style: none; padding: 0; margin: 30px 0 0; display: grid; gap: 14px; }
.contact-info li { display: flex; align-items: center; gap: 14px; font-weight: 500; }
.contact-info .ci-icon { flex: none; width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.contact-info .ci-icon svg { width: 20px; height: 20px; fill: none; stroke: var(--blue); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.contact-info .ci-wa svg { fill: #25d366; stroke: none; }
.contact-info a { word-break: break-word; }
.contact-info a:hover { color: var(--blue); }
.contact-info small { display: block; color: var(--muted); font-weight: 400; font-size: .8rem; }

.form { background: #fff; border: 1px solid var(--border); border-radius: 20px; padding: 32px; display: grid; gap: 18px; box-shadow: var(--shadow); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form label { display: grid; gap: 8px; font-size: .88rem; font-weight: 500; color: var(--navy); }
.form input, .form select, .form textarea {
  width: 100%;
  font: inherit; font-size: .95rem;
  color: var(--text);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.form textarea { resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; background: #fff; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(10,108,245,.15); }
.form .invalid { border-color: #e5484d; }
.form-status { margin: 0; font-size: .9rem; min-height: 1.2em; }
.form-status.ok { color: #12805c; }
.form-status.err { color: #d13438; }

/* Footer */
.footer { background: var(--navy-deep); color: #c9d5ee; padding: 64px 0 0; }
.footer h4 { color: #fff; font-size: .95rem; margin-bottom: 14px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.3fr; gap: 40px; }
.footer-grid .logo img { height: 40px; }
.footer-grid p { margin-top: 16px; max-width: 320px; color: #9fb2d8; }
.footer-grid > div:not(:first-child) a { display: block; color: #9fb2d8; padding: 4px 0; font-size: .92rem; word-break: break-word; }
.footer-grid a:hover { color: #fff; }
.footer-bottom { margin-top: 50px; padding: 24px 0; border-top: 1px solid rgba(255,255,255,.1); color: #8093ba; font-size: .85rem; }
.footer-bottom p { margin: 0; }

/* Floating WhatsApp button */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  width: 56px; height: 56px; border-radius: 50%;
  display: grid; place-items: center;
  background: #25d366;
  box-shadow: 0 12px 28px -8px rgba(37, 211, 102, .7);
  transition: transform .2s ease;
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; fill: #fff; }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .float-card { animation: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .plans { grid-template-columns: 1fr; max-width: 520px; margin-inline: auto; gap: 30px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .why-grid { gap: 50px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .menu-toggle { display: block; }
  .nav-links {
    position: fixed; inset: 76px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 12px 16px 24px;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    transform: translateY(-10px); opacity: 0; pointer-events: none;
    transition: opacity .25s, transform .25s;
  }
  .nav-links.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a:not(.btn) { padding: 14px 4px; border-bottom: 1px solid var(--border); font-size: 1rem; color: var(--navy); }
  .nav-links .btn { margin-top: 16px; }
  .header.menu-open { background: #fff; }

  .hero { padding: 130px 0 70px; }
  .hero-grid, .why-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 520px; margin: 20px auto 0; width: 100%; }
  .mock { transform: none; }
  .fc-1 { right: 0; }
  .fc-2 { left: 0; }
  .section { padding: 80px 0; }
}

@media (max-width: 600px) {
  .logo img { height: 32px; }
  .cards, .plans, .steps, .why-list, .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form { padding: 22px; }
  .hero-cta .btn { flex: 1 1 100%; }
  .mock-kpis strong { font-size: 1rem; }
  .float-card { font-size: .75rem; padding: 9px 12px; }
  .strip-inner { justify-content: center; text-align: center; }
  .strip ul { justify-content: center; }
  .wa-float { width: 52px; height: 52px; right: 16px; bottom: 16px; }
}