/* Synatri CRM Landing — extends synatri.com brand */
:root {
  --violet: #4D29AA;
  --purple: #7B4FCC;
  --lavender: #A87AE8;
  --cyan: #00C8F0;
  --cyan-lt: #5ADEFC;
  --deep: #1A0A30;
  --dark: #0A0616;
  --darker: #050210;
  --white: #FFFFFF;
  --glass: rgba(255, 255, 255, 0.03);
  --glass-strong: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(168, 122, 232, 0.12);
  --glass-border-strong: rgba(168, 122, 232, 0.22);
  --transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);

  --fs-hero: clamp(3rem, 7.5vw, 6rem);
  --fs-h2: clamp(2.2rem, 4.5vw, 3.4rem);
  --fs-h3: 1.5rem;
  --fs-body: 1.1rem;
  --fs-label: 0.78rem;

  --accent: var(--cyan);
  --accent-2: var(--lavender);

  /* Theme tokens (dark by default) */
  --bg: var(--dark);
  --bg-deep: var(--deep);
  --bg-darker: var(--darker);
  --fg: #FFFFFF;
  --fg-muted: rgba(255, 255, 255, 0.7);
  --fg-subtle: rgba(255, 255, 255, 0.5);
  --fg-faint: rgba(255, 255, 255, 0.4);
  --surface: rgba(255, 255, 255, 0.03);
  --surface-strong: rgba(255, 255, 255, 0.05);
  --border: rgba(168, 122, 232, 0.12);
  --border-strong: rgba(168, 122, 232, 0.22);
  --nav-bg: rgba(10, 6, 22, 0.65);
  --mock-bg-1: rgba(20,10,40,0.9);
  --mock-bg-2: rgba(10,6,22,0.95);
  --mock-shadow: 0 30px 80px rgba(0,0,0,0.5);
  --hero-bg:
    radial-gradient(ellipse 60% 80% at 85% 25%, rgba(0, 200, 240, 0.12), transparent 60%),
    radial-gradient(ellipse 50% 70% at 10% 85%, rgba(123, 79, 204, 0.22), transparent 60%),
    linear-gradient(135deg, var(--dark) 0%, var(--deep) 55%, #3D1E8A 120%);
  --final-bg:
    radial-gradient(ellipse 60% 70% at 50% 50%, rgba(0, 200, 240, 0.1), transparent 70%),
    radial-gradient(ellipse 50% 60% at 30% 30%, rgba(123, 79, 204, 0.18), transparent 70%),
    linear-gradient(180deg, var(--deep) 0%, var(--dark) 100%);
}

html[data-theme="light"] {
  --bg: #F7F4FB;
  --bg-deep: #EFE9F8;
  --bg-darker: #FFFFFF;
  --fg: #1A0A30;
  --fg-muted: rgba(26, 10, 48, 0.78);
  --fg-subtle: rgba(26, 10, 48, 0.58);
  --fg-faint: rgba(26, 10, 48, 0.42);
  --surface: rgba(77, 41, 170, 0.04);
  --surface-strong: rgba(77, 41, 170, 0.07);
  --border: rgba(77, 41, 170, 0.12);
  --border-strong: rgba(77, 41, 170, 0.25);
  --nav-bg: rgba(247, 244, 251, 0.78);
  --mock-bg-1: rgba(255,255,255,0.96);
  --mock-bg-2: rgba(247,244,251,0.98);
  --mock-shadow: 0 30px 80px rgba(77, 41, 170, 0.18);
  --cyan-lt: #4D29AA;
  --hero-bg:
    radial-gradient(ellipse 60% 80% at 85% 25%, rgba(0, 200, 240, 0.18), transparent 60%),
    radial-gradient(ellipse 50% 70% at 10% 85%, rgba(168, 122, 232, 0.25), transparent 60%),
    linear-gradient(135deg, #FFFFFF 0%, #F4EEFC 55%, #E8DCFA 120%);
  --final-bg:
    radial-gradient(ellipse 60% 70% at 50% 50%, rgba(0, 200, 240, 0.12), transparent 70%),
    radial-gradient(ellipse 50% 60% at 30% 30%, rgba(168, 122, 232, 0.22), transparent 70%),
    linear-gradient(180deg, #EFE9F8 0%, #F7F4FB 100%);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background 0.4s ease, color 0.4s ease;
}
h1, h2, h3, h4 { font-family: 'Raleway', sans-serif; letter-spacing: -0.02em; line-height: 1.1; color: var(--fg); }
button { font-family: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }

.container { max-width: 1320px; margin: 0 auto; padding: 0 2rem; }

.label {
  font-family: 'Barlow Condensed', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.4em;
  font-weight: 700;
  color: var(--cyan-lt);
  font-size: var(--fs-label);
  display: inline-block;
}

.gradient-text {
  background: linear-gradient(135deg, var(--lavender) 0%, var(--cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 2.4rem;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 1.05rem;
  border-radius: 8px;
  border: none;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
  color: #FFFFFF;
}
.btn-primary { color: #FFFFFF !important; }
.btn-primary {
  background: linear-gradient(135deg, var(--violet) 0%, var(--purple) 100%);
  box-shadow: 0 8px 24px rgba(123, 79, 204, 0.35), 0 0 0 1px rgba(255,255,255,0.12) inset;
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(123, 79, 204, 0.55), 0 0 0 1px rgba(255,255,255,0.25) inset;
  filter: brightness(1.1);
}
.btn-primary::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.22), transparent);
  transition: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.btn-primary:hover::after { left: 100%; }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--glass-border-strong);
  color: rgba(255,255,255,0.85);
}
.btn-ghost:hover { border-color: var(--lavender); background: rgba(168,122,232,0.06); }

/* NAV */
nav.topnav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.2rem 0;
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; justify-content: space-between; align-items: center; }
.brand-mark { display: flex; align-items: center; gap: 0.7rem; }
.brand-mark .logo-glyph {
  width: 36px; height: 36px;
  border-radius: 9px;
  background:
    radial-gradient(circle at 30% 30%, var(--cyan-lt), transparent 60%),
    linear-gradient(135deg, var(--violet) 0%, var(--purple) 60%, var(--cyan) 100%);
  position: relative;
  filter: drop-shadow(0 0 16px rgba(168, 122, 232, 0.45));
}
.brand-mark .logo-glyph::after {
  content: ''; position: absolute; inset: 6px;
  border-radius: 5px;
  background: var(--dark);
  mask: radial-gradient(circle at 50% 50%, transparent 35%, black 36%);
  -webkit-mask: radial-gradient(circle at 50% 50%, transparent 35%, black 36%);
}
.brand-mark .brand-name {
  font-family: 'Raleway', sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
}
.brand-mark .brand-sub {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.32em;
  font-weight: 600;
  color: var(--cyan-lt);
  margin-left: 0.5rem;
  padding: 0.18rem 0.55rem;
  border: 1px solid rgba(0, 200, 240, 0.25);
  border-radius: 999px;
  text-transform: uppercase;
}
.nav-links {
  display: flex; gap: 2.4rem; align-items: center;
}
.nav-links a {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  transition: var(--transition-fast);
}
.nav-links a:hover { color: var(--white); }
.nav-cta {
  padding: 0.7rem 1.5rem;
  font-size: 0.9rem;
  letter-spacing: 0.15em;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  position: relative;
  background: var(--hero-bg);
  overflow: hidden;
}
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(168,122,232,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168,122,232,0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black, transparent 80%);
  pointer-events: none;
}
.hero-inner {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(0, 200, 240, 0.25);
  background: rgba(0, 200, 240, 0.05);
  border-radius: 999px;
  margin-bottom: 2rem;
}
.hero-eyebrow .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.2); }
}
.hero h1 {
  font-size: var(--fs-hero);
  font-weight: 900;
  margin-bottom: 1.8rem;
}
.hero-sub {
  font-size: 1.2rem;
  font-weight: 300;
  color: rgba(255,255,255,0.7);
  margin-bottom: 2.8rem;
  max-width: 560px;
  line-height: 1.6;
}
.hero-cta-row { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; margin-bottom: 3rem; }
.hero-meta {
  display: flex; gap: 2.5rem; flex-wrap: wrap;
  padding-top: 2rem;
  border-top: 1px solid rgba(168,122,232,0.12);
  max-width: 560px;
}
.hero-meta-item .num {
  font-family: 'Raleway', sans-serif;
  font-weight: 800;
  font-size: 1.8rem;
  background: linear-gradient(135deg, var(--lavender), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-meta-item .lbl {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  font-weight: 600;
}

/* Product mock */
.mock-window {
  background: linear-gradient(180deg, var(--mock-bg-1), var(--mock-bg-2));
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  overflow: hidden;
  box-shadow:
    var(--mock-shadow),
    0 0 0 1px rgba(255,255,255,0.04) inset,
    0 -1px 0 rgba(168,122,232,0.2) inset;
  position: relative;
}
.mock-titlebar {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid rgba(168,122,232,0.1);
  background: rgba(0,0,0,0.3);
}
.mock-titlebar .dots { display: flex; gap: 0.4rem; }
.mock-titlebar .dots span {
  width: 11px; height: 11px; border-radius: 50%;
  background: rgba(255,255,255,0.15);
}
.mock-url {
  flex: 1;
  text-align: center;
  font-family: 'JetBrains Mono', 'DM Sans', monospace;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.05em;
}
.mock-url::before { content: '🔒 '; opacity: 0.5; margin-right: 0.3rem; }

/* Sections */
section { padding: 120px 0; position: relative; }
.section-header { margin-bottom: 5rem; max-width: 800px; }
.section-header .label { margin-bottom: 1.2rem; }
.section-header h2 {
  font-size: var(--fs-h2);
  font-weight: 800;
  margin-bottom: 1.2rem;
}
.section-header p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.6);
  max-width: 640px;
}

/* Cards */
.glass-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.glass-card:hover {
  border-color: var(--glass-border-strong);
  background: rgba(168, 122, 232, 0.04);
  transform: translateY(-4px);
}

/* Footer */
footer {
  padding: 80px 0 40px;
  border-top: 1px solid var(--border);
  background: var(--bg-darker);
}

/* Theme toggle button */
.theme-toggle {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--fg);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}
.theme-toggle:hover {
  background: var(--surface-strong);
  border-color: var(--lavender);
  transform: rotate(15deg);
}
.theme-toggle svg { width: 18px; height: 18px; }

/* Light-mode tweaks for product mock */
html[data-theme="light"] .mock-titlebar { background: rgba(0,0,0,0.04); border-color: rgba(77,41,170,0.08); }
html[data-theme="light"] .mock-titlebar .dots span { background: rgba(0,0,0,0.18); }
html[data-theme="light"] .mock-url { color: rgba(26,10,48,0.55); }
html[data-theme="light"] .mock-sidebar { background: rgba(77,41,170,0.04); border-color: rgba(77,41,170,0.08); }
html[data-theme="light"] .mock-tab { color: rgba(26,10,48,0.65); }
html[data-theme="light"] .mock-tab:hover { background: rgba(77,41,170,0.06); color: var(--violet); }
html[data-theme="light"] .mock-tab.active { background: rgba(77,41,170,0.1); color: var(--violet); box-shadow: 0 0 0 1px rgba(77,41,170,0.18) inset; }
html[data-theme="light"] .kanban-col { background: rgba(77,41,170,0.03); border-color: rgba(77,41,170,0.08); }
html[data-theme="light"] .kanban-title { color: rgba(26,10,48,0.7); }
html[data-theme="light"] .deal-card { background: linear-gradient(180deg, rgba(255,255,255,0.7), rgba(255,255,255,0.4)); border-color: rgba(77,41,170,0.15); }
html[data-theme="light"] .deal-name { color: var(--violet); }
html[data-theme="light"] .deal-value, html[data-theme="light"] .deal-foot { color: rgba(26,10,48,0.6); }
html[data-theme="light"] .activity-feed, html[data-theme="light"] .agent-card { background: rgba(77,41,170,0.03); border-color: rgba(77,41,170,0.1); }
html[data-theme="light"] .feed-time { color: rgba(26,10,48,0.45); }
html[data-theme="light"] .feed-msg { color: rgba(26,10,48,0.78); }
html[data-theme="light"] .agent-tasks { color: rgba(26,10,48,0.55); }
html[data-theme="light"] .agent-desc { color: rgba(26,10,48,0.65); }
html[data-theme="light"] .chat-bubble.ai { background: rgba(77,41,170,0.06); border-color: rgba(77,41,170,0.15); color: var(--violet); }
html[data-theme="light"] .chat-input-wrap { background: rgba(255,255,255,0.7); border-color: rgba(77,41,170,0.2); }
html[data-theme="light"] .chat-input { color: var(--violet); }
html[data-theme="light"] .chat-input::placeholder { color: rgba(26,10,48,0.45); }
html[data-theme="light"] .person-row { background: rgba(255,255,255,0.6); border-color: rgba(77,41,170,0.1); }
html[data-theme="light"] .person-role { color: rgba(26,10,48,0.55); }
html[data-theme="light"] .mem-summary { background: rgba(77,41,170,0.04); border-color: rgba(77,41,170,0.1); color: rgba(26,10,48,0.78); }
html[data-theme="light"] .timeline-row { border-color: rgba(77,41,170,0.08); }
html[data-theme="light"] .tl-time { color: rgba(26,10,48,0.5); }
html[data-theme="light"] .tl-text { color: rgba(26,10,48,0.85); }
html[data-theme="light"] .feed-row { border-color: rgba(77,41,170,0.06); }
html[data-theme="light"] .glass-card,
html[data-theme="light"] .feature-card,
html[data-theme="light"] .how-step,
html[data-theme="light"] .integration-chip,
html[data-theme="light"] .faq-item,
html[data-theme="light"] .compare-table {
  background: rgba(255,255,255,0.55);
  border-color: rgba(77,41,170,0.12);
}
html[data-theme="light"] .feature-card p,
html[data-theme="light"] .how-step p,
html[data-theme="light"] .section-header p,
html[data-theme="light"] .hero-sub,
html[data-theme="light"] .faq-a,
html[data-theme="light"] .compare-old { color: var(--fg-muted); }
html[data-theme="light"] .compare-new { color: var(--fg); }
html[data-theme="light"] .feature-card:hover {
  background: rgba(77,41,170,0.06);
  border-color: rgba(168,122,232,0.4);
}
html[data-theme="light"] .nav-links a { color: rgba(26,10,48,0.65); }
html[data-theme="light"] .nav-links a:hover { color: var(--violet); }
html[data-theme="light"] .footer-grid a { color: rgba(26,10,48,0.6); }
html[data-theme="light"] .footer-grid a:hover { color: var(--violet); }
html[data-theme="light"] .footer-bottom { color: rgba(26,10,48,0.5); border-color: rgba(77,41,170,0.1); }
html[data-theme="light"] .hero-meta { border-color: rgba(77,41,170,0.15); }
html[data-theme="light"] .hero-meta-item .lbl { color: rgba(26,10,48,0.55); }
html[data-theme="light"] .hero-grid-bg { background-image:
  linear-gradient(rgba(77,41,170,0.07) 1px, transparent 1px),
  linear-gradient(90deg, rgba(77,41,170,0.07) 1px, transparent 1px); }
html[data-theme="light"] .btn-ghost { color: var(--violet); border-color: rgba(77,41,170,0.25); }
html[data-theme="light"] .btn-ghost:hover { background: rgba(77,41,170,0.06); border-color: var(--violet); }
html[data-theme="light"] .final-cta { background: var(--final-bg); }
html[data-theme="light"] .how { background: linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%); }
html[data-theme="light"] .compare-table { background: rgba(255,255,255,0.6); }
html[data-theme="light"] .waitlist { background: rgba(255,255,255,0.7); border-color: rgba(77,41,170,0.2); }
html[data-theme="light"] .waitlist input { color: var(--violet); }
html[data-theme="light"] .chip { background: rgba(77,41,170,0.06); border-color: rgba(77,41,170,0.15); color: rgba(26,10,48,0.75); }
html[data-theme="light"] .chip:hover, html[data-theme="light"] .chip.active { background: rgba(77,41,170,0.12); color: var(--violet); border-color: rgba(77,41,170,0.3); }
html[data-theme="light"] .mini-glyph::after,
html[data-theme="light"] .brand-mark .logo-glyph::after { background: #FFFFFF; }
html[data-theme="light"] .feed-list { scrollbar-color: rgba(77,41,170,0.2) transparent; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}
.footer-grid h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.85rem;
  letter-spacing: 0.32em;
  font-weight: 700;
  color: var(--cyan-lt);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.footer-grid a {
  display: block;
  color: rgba(255,255,255,0.55);
  font-size: 0.95rem;
  padding: 0.35rem 0;
  transition: var(--transition-fast);
}
.footer-grid a:hover { color: var(--white); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(168,122,232,0.1);
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 1rem;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .nav-links a:not(.nav-cta) { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}