/* ═══════════════════════════════════════════════════════════════
   clickme — Design System
   Dark indigo · Violet-teal · DM Sans + JetBrains Mono
   White dot-grid · glass cards · super smooth
═══════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;0,9..40,800;1,9..40,400&family=JetBrains+Mono:wght@400;500;600&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Base palette */
  --bg:       #f4f6fd;
  --white:    #ffffff;
  --surface:  #ffffff;
  --surface2: #f9faff;

  /* Brand */
  --violet:      #6d28d9;
  --violet-dark: #5b21b6;
  --violet-soft: rgba(109,40,217,0.10);
  --violet-glow: rgba(109,40,217,0.07);

  --teal:     #0d9488;
  --teal-soft:rgba(13,148,136,0.10);

  --rose:     #e11d48;
  --amber:    #d97706;
  --emerald:  #059669;

  /* Text */
  --ink:   #0f0a1e;
  --ink2:  #2d2150;
  --ink3:  #6b7280;
  --ink4:  #9ca3af;

  /* Borders */
  --bdr:   rgba(109,40,217,0.12);
  --bdr2:  rgba(109,40,217,0.22);
  --bdr-s: #e5e7eb;

  /* Shadows */
  --s0: 0 1px 2px rgba(15,10,30,0.05);
  --s1: 0 1px 4px rgba(15,10,30,0.07), 0 2px 8px var(--violet-glow);
  --s2: 0 4px 16px rgba(109,40,217,0.12), 0 1px 4px rgba(15,10,30,0.05);
  --s3: 0 8px 28px rgba(109,40,217,0.15), 0 2px 8px rgba(15,10,30,0.07);
  --s4: 0 16px 48px rgba(109,40,217,0.16), 0 4px 16px rgba(15,10,30,0.08);
  --s5: 0 32px 80px rgba(109,40,217,0.18), 0 8px 24px rgba(15,10,30,0.10);

  /* Glass */
  --glass:   rgba(255,255,255,0.76);
  --glass-2: rgba(255,255,255,0.92);

  /* Grid */
  --gd:  rgba(109,40,217,0.16);
  --gl:  rgba(109,40,217,0.06);
  --gsz: 44px;

  /* UI */
  --nav:  64px;
  --r:    14px;
  --rsm:  9px;
  --rxs:  5px;
  --rfl:  999px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --dur:  0.22s;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── Dot grid background ── */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    radial-gradient(var(--gd) 1.4px, transparent 1.4px),
    linear-gradient(var(--gl) 1px, transparent 1px),
    linear-gradient(90deg, var(--gl) 1px, transparent 1px);
  background-size: var(--gsz) var(--gsz), var(--gsz) var(--gsz), var(--gsz) var(--gsz);
}

/* ── Ambient blobs ── */
body::after {
  content: '';
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 800px 600px at 0% -10%,  rgba(109,40,217,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 600px 500px at 100% 100%, rgba(13,148,136,0.05) 0%, transparent 60%),
    radial-gradient(ellipse 400px 300px at 50%  60%,  rgba(109,40,217,0.03) 0%, transparent 70%);
}

/* ════════════════ LAYOUT ════════════════ */
.w    { max-width:1120px; margin:0 auto; padding:0 clamp(1rem,4vw,2rem); }
.wmd  { max-width: 880px; margin:0 auto; padding:0 clamp(1rem,4vw,2rem); }
.wsm  { max-width: 660px; margin:0 auto; padding:0 clamp(1rem,4vw,2rem); }
.pg   { position:relative; z-index:1; padding-top:var(--nav); }
.sec  { padding:4rem 0; }
.secsm{ padding:2.5rem 0; }
.seclg{ padding:6rem 0; }

/* ════════════════ NAVBAR ════════════════ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav);
  display: flex; align-items: center;
  padding: 0 clamp(1rem,4vw,2rem); gap: 1rem;
  background: var(--glass);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border-bottom: 1px solid var(--bdr);
  transition: box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
  will-change: box-shadow;
}
.navbar.scrolled { box-shadow: var(--s2); background: var(--glass-2); }

/* Logo */
.logo {
  display: flex; align-items: center; gap: 0.6rem;
  text-decoration: none; flex-shrink: 0; user-select: none;
}
.logo-mark {
  width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--violet), var(--violet-dark));
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 1rem;
  box-shadow: 0 2px 10px rgba(109,40,217,0.38);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.logo:hover .logo-mark {
  transform: rotate(-8deg) scale(1.1);
  box-shadow: 0 4px 20px rgba(109,40,217,0.50);
}
.logo-text { line-height: 1; }
.logo-name {
  font-size: 1.08rem; font-weight: 800;
  letter-spacing: -0.025em; color: var(--ink);
}
.logo-name em { color: var(--violet); font-style: normal; }
.logo-sub  {
  font-size: 0.6rem; font-weight: 500; color: var(--ink4);
  margin-top: 1px; display: block; letter-spacing: 0.02em;
}

/* Desktop links */
.nav-links {
  display: flex; align-items: center; gap: 0.18rem;
  list-style: none; margin-left: auto;
}
.nav-links a {
  display: flex; align-items: center; gap: 0.42rem;
  padding: 0.43rem 0.88rem; border-radius: var(--rfl);
  color: var(--ink3); text-decoration: none;
  font-size: 0.875rem; font-weight: 500;
  transition: all var(--dur) var(--ease); white-space: nowrap;
}
.nav-links a i { font-size: 0.78rem; }
.nav-links a:hover { color: var(--violet); background: var(--violet-soft); }
.nav-links a.active { color: var(--violet); background: var(--violet-soft); font-weight: 600; }
.nav-links a.nav-cta {
  background: var(--violet); color: white; font-weight: 600; margin-left: 0.3rem;
  box-shadow: 0 2px 10px rgba(109,40,217,0.32);
}
.nav-links a.nav-cta:hover {
  background: var(--violet-dark); transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(109,40,217,0.44);
}

/* Hamburger button */
.hamburger {
  display: none; flex-direction: column; align-items: center; justify-content: center;
  gap: 5px; width: 40px; height: 40px; flex-shrink: 0;
  background: var(--glass-2); border: 1px solid var(--bdr2);
  border-radius: var(--rsm); cursor: pointer;
  transition: all var(--dur) var(--ease);
}
.hamburger:hover { background: var(--violet-soft); border-color: var(--violet); }
.hamburger span {
  display: block; width: 18px; height: 2px;
  background: var(--ink2); border-radius: 2px;
  transition: all 0.28s var(--ease); transform-origin: center;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile drawer */
.drawer {
  display: none;
  position: fixed; top: var(--nav); left: 0; right: 0; z-index: 999;
  background: var(--glass-2);
  backdrop-filter: blur(36px) saturate(200%);
  -webkit-backdrop-filter: blur(36px) saturate(200%);
  border-bottom: 1px solid var(--bdr);
  padding: 1rem clamp(1rem,4vw,2rem) 1.5rem;
  box-shadow: var(--s3);
  opacity: 0; transform: translateY(-8px);
  transition: opacity 0.26s var(--ease), transform 0.26s var(--ease);
  pointer-events: none;
}
.drawer.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
.drawer ul { list-style: none; display: flex; flex-direction: column; gap: 0.18rem; }
.drawer a {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.72rem 0.9rem; border-radius: var(--rsm);
  color: var(--ink2); text-decoration: none;
  font-size: 0.95rem; font-weight: 500;
  transition: all var(--dur) var(--ease);
}
.drawer a i { width: 18px; text-align: center; color: var(--ink4); font-size: 0.88rem; }
.drawer a:hover, .drawer a.active { background: var(--violet-soft); color: var(--violet); }
.drawer a:hover i, .drawer a.active i { color: var(--violet); }
.drawer a.dcta { background: var(--violet); color: white; margin-top: 0.5rem; font-weight: 600; }
.drawer a.dcta i { color: rgba(255,255,255,0.75); }
.dvdr { height: 1px; background: var(--bdr); margin: 0.4rem 0; }

/* ════════════════ COMPONENTS ════════════════ */

.card { background: var(--white); border: 1px solid var(--bdr-s); border-radius: var(--r); box-shadow: var(--s1); }

.badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.69rem; font-weight: 700; letter-spacing: 0.07em;
  text-transform: uppercase; padding: 0.28rem 0.8rem; border-radius: var(--rfl);
}
.b-violet { background: var(--violet-soft); color: var(--violet-dark); border: 1px solid rgba(109,40,217,0.22); }
.b-teal   { background: var(--teal-soft);   color: var(--teal);        border: 1px solid rgba(13,148,136,0.22); }
.b-rose   { background: rgba(225,29,72,0.10); color: var(--rose);      border: 1px solid rgba(225,29,72,0.22); }
.b-green  { background: rgba(5,150,105,0.10); color: var(--emerald);   border: 1px solid rgba(5,150,105,0.22); }

.pill {
  display: inline-flex; align-items: center; gap: 0.38rem;
  padding: 0.3rem 0.78rem; background: white; border: 1px solid var(--bdr-s);
  border-radius: var(--rfl); font-size: 0.78rem; font-weight: 500; color: var(--ink3);
  box-shadow: var(--s0); transition: all var(--dur) var(--ease);
}
.pill i { color: var(--violet); font-size: 0.72rem; }
.pill:hover { border-color: var(--bdr2); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.65rem 1.4rem; border-radius: var(--rfl); border: none;
  font-family: 'DM Sans', sans-serif; font-size: 0.875rem; font-weight: 600;
  cursor: pointer; text-decoration: none; white-space: nowrap;
  transition: all var(--dur) var(--ease); will-change: transform;
}
.btn-v { background: var(--violet); color: white; box-shadow: 0 2px 10px rgba(109,40,217,0.32); }
.btn-v:hover { background: var(--violet-dark); transform: translateY(-1px); box-shadow: 0 6px 22px rgba(109,40,217,0.44); }
.btn-o { background: white; color: var(--ink2); border: 1px solid var(--bdr-s); box-shadow: var(--s0); }
.btn-o:hover { border-color: var(--violet); color: var(--violet); transform: translateY(-1px); }
.btn:active { transform: translateY(0) scale(0.97); }
.btn:disabled { opacity: 0.48; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

.ic {
  font-family: 'JetBrains Mono', monospace; font-size: 0.82em;
  background: var(--violet-soft); color: var(--violet-dark);
  border: 1px solid rgba(109,40,217,0.18);
  padding: 0.11em 0.42em; border-radius: 4px;
}

/* ════════════════ FOOTER ════════════════ */
.footer {
  position: relative; z-index: 1;
  background: var(--glass); backdrop-filter: blur(20px);
  border-top: 1px solid var(--bdr);
  padding: 2.5rem clamp(1rem,4vw,2rem);
}
.footer-in {
  max-width: 1120px; margin: 0 auto;
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: space-between; gap: 1.2rem;
}
.flogo { display: flex; align-items: center; gap: 0.5rem; text-decoration: none; }
.flogo-mark { width: 28px; height: 28px; border-radius: 7px; background: linear-gradient(135deg, var(--violet), var(--violet-dark)); display: flex; align-items: center; justify-content: center; color: white; font-size: 0.72rem; }
.flogo-name { font-weight: 800; font-size: 0.95rem; color: var(--ink); }
.flinks { display: flex; gap: 0.12rem; list-style: none; flex-wrap: wrap; }
.flinks a { color: var(--ink3); text-decoration: none; font-size: 0.84rem; font-weight: 500; padding: 0.3rem 0.7rem; border-radius: var(--rfl); transition: all var(--dur) var(--ease); display: flex; align-items: center; gap: 0.35rem; }
.flinks a i { font-size: 0.75rem; }
.flinks a:hover { color: var(--violet); background: var(--violet-soft); }
.fcopy { width: 100%; text-align: center; color: var(--ink4); font-size: 0.78rem; padding-top: 1.2rem; border-top: 1px solid var(--bdr); }

/* ════════════════ ANIMATIONS ════════════════ */
@keyframes fadeUp { from { opacity:0; transform:translateY(22px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeIn { from { opacity:0; } to { opacity:1; } }
@keyframes popIn  { from { opacity:0; transform:scale(0.90); } to { opacity:1; transform:scale(1); } }
@keyframes spin   { to { transform:rotate(360deg); } }
@keyframes prog   { 0%{transform:translateX(-100%)} 50%{transform:translateX(0)} 100%{transform:translateX(100%)} }

.afu { animation: fadeUp 0.52s var(--ease) both; }
.d1  { animation-delay: 0.07s; }
.d2  { animation-delay: 0.14s; }
.d3  { animation-delay: 0.21s; }
.d4  { animation-delay: 0.28s; }
.d5  { animation-delay: 0.35s; }
.d6  { animation-delay: 0.42s; }

/* ════════════════ RESPONSIVE ════════════════ */
@media (max-width: 768px) {
  :root { --nav: 58px; --gsz: 32px; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .drawer    { display: block; }
  .sec    { padding: 3rem 0; }
  .seclg  { padding: 4rem 0; }
}
@media (max-width: 480px) {
  :root { --gsz: 24px; }
  .footer-in { flex-direction: column; align-items: flex-start; }
}