/* ==========================================================================
   Scaleup Marketing & Software Solutions — Design System
   Dark-first, premium fintech/deep-tech aesthetic.
   ========================================================================== */

:root {
  /* Palette */
  --bg-0: #06070c;
  --bg-1: #0b0d16;
  --bg-2: #11131f;
  --surface: #14172480;
  --surface-solid: #14172a;
  --border: #ffffff14;
  --border-strong: #ffffff26;

  --text-0: #f5f6fa;
  --text-1: #c7cad6;
  --text-2: #8b8fa3;
  --text-3: #5c6078;

  --accent-blue: #4f8bff;
  --accent-violet: #a259ff;
  --accent-cyan: #4fd8ff;
  --gradient: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-violet) 100%);
  --gradient-text: linear-gradient(135deg, #7fb2ff 0%, #c399ff 100%);
  --gradient-soft: linear-gradient(135deg, #4f8bff22 0%, #a259ff22 100%);

  --success: #38d39f;
  --warning: #ffb648;
  --danger: #ff5c72;

  /* Type */
  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Spacing / shape */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 999px;
  --container: 1240px;

  /* Motion */
  --ease: cubic-bezier(.16,1,.3,1);
  --dur-fast: .2s;
  --dur-med: .5s;
  --dur-slow: .9s;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg-0);
  color: var(--text-1);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(60% 40% at 15% 0%, #1a2550 0%, transparent 60%),
    radial-gradient(50% 35% at 100% 10%, #2a1550 0%, transparent 60%),
    var(--bg-0);
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .35;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(60% 60% at 50% 0%, black, transparent 80%);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text-0);
  font-weight: 600;
  line-height: 1.1;
  margin: 0 0 .5em;
  letter-spacing: -.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.25rem); }
h2 { font-size: clamp(1.9rem, 3.2vw, 2.75rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); }

p { margin: 0 0 1em; color: var(--text-2); }

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

.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 1em;
}
.eyebrow::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--gradient);
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

section { position: relative; padding: 110px 0; }
section.tight { padding: 70px 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .95rem;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 8px 30px -8px #7a5cff88;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 36px -8px #7a5cffaa; }
.btn-ghost {
  background: #ffffff08;
  color: var(--text-0);
  border-color: var(--border-strong);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { border-color: var(--accent-blue); background: #ffffff10; transform: translateY(-2px); }
.btn-sm { padding: 10px 20px; font-size: .85rem; }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), padding var(--dur-fast) var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: #06070cd0;
  backdrop-filter: blur(14px);
  border-color: var(--border);
  padding: 12px 0;
}
.nav .container { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; color: var(--text-0); }
.brand img { display: block; height: 52px; width: auto; }
.brand-lg img { height: 72px; }
.portal-sidebar .brand img { height: 46px; }
@media (max-width: 880px) { .brand img { height: 44px; } }
.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a {
  font-size: .92rem; color: var(--text-1); font-weight: 500;
  position: relative; padding: 4px 0;
}
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px;
  background: var(--gradient); transition: width var(--dur-fast) var(--ease);
}
.nav-links a:hover { color: var(--text-0); }
.nav-links a:hover::after { width: 100%; }
.nav-actions { display: flex; align-items: center; gap: 14px; }
.nav-toggle { display: none; }

@media (max-width: 880px) {
  .nav-links { position: fixed; inset: 64px 16px auto 16px; background: var(--surface-solid); border: 1px solid var(--border); border-radius: var(--radius-md); flex-direction: column; align-items: flex-start; padding: 20px; gap: 16px; transform: translateY(-12px); opacity: 0; pointer-events: none; transition: all var(--dur-fast) var(--ease); }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-toggle { display: flex; }
  .nav-actions .btn-ghost { display: none; }
}

/* ---------- Hero ---------- */
.hero { padding: 210px 0 140px; position: relative; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; } }
.hero h1 { margin-bottom: .4em; }
.hero-sub { font-size: 1.15rem; max-width: 46ch; margin-bottom: 2em; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 3em; }
.hero-stats { display: flex; gap: 40px; flex-wrap: wrap; }
.stat b { display: block; font-family: var(--font-display); font-size: 1.9rem; color: var(--text-0); }
.stat span { font-size: .82rem; color: var(--text-3); text-transform: uppercase; letter-spacing: .06em; }

.orb {
  position: absolute; border-radius: 50%; filter: blur(70px); opacity: .55; pointer-events: none;
}
.orb-1 { width: 420px; height: 420px; background: #4f8bff; top: -120px; right: -100px; }
.orb-2 { width: 320px; height: 320px; background: #a259ff; bottom: -80px; left: 10%; }

/* ---------- Network visual (hero graphic) ---------- */
.network-visual { position: relative; aspect-ratio: 1/1; max-width: 480px; margin: 0 auto; }
.network-visual svg { width: 100%; height: 100%; }
.network-visual .node { filter: drop-shadow(0 0 8px currentColor); }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(10px);
  transition: transform var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: 0 24px 48px -20px #00000080, 0 0 0 1px #ffffff10;
}
.card-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: var(--gradient-soft);
  border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px; color: var(--accent-cyan); font-size: 1.4rem;
}

.grid { display: grid; gap: 26px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 980px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; } }

/* ---------- Section heads ---------- */
.section-head { max-width: 640px; margin: 0 0 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- Badges / tags ---------- */
.tag {
  display: inline-flex; align-items: center; padding: 5px 12px; border-radius: var(--radius-full);
  font-size: .74rem; font-weight: 600; letter-spacing: .03em;
  background: #ffffff0a; border: 1px solid var(--border-strong); color: var(--text-1);
}
.tag-accent { background: var(--gradient-soft); color: var(--accent-cyan); border-color: #4f8bff40; }

.status { display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px; border-radius: var(--radius-full); font-size: .74rem; font-weight: 700; letter-spacing: .03em; text-transform: uppercase; }
.status::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.status-live { background: #38d39f1a; color: var(--success); }
.status-progress { background: #ffb6481a; color: var(--warning); }
.status-soon { background: #4f8bff1a; color: var(--accent-blue); }

/* ---------- Category strip ---------- */
.category-card { position: relative; overflow: hidden; }
.category-card .cat-accent { position: absolute; inset: 0; opacity: .12; background: var(--gradient); pointer-events: none; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-stagger.in .reveal-child { opacity: 1; transform: translateY(0); }
.reveal-child { opacity: 0; transform: translateY(24px); transition: opacity var(--dur-med) var(--ease), transform var(--dur-med) var(--ease); }

/* ---------- Marquee ---------- */
.marquee { overflow: hidden; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 22px 0; }
.marquee-track { display: flex; gap: 64px; width: max-content; animation: scroll 28s linear infinite; }
.marquee-track span { font-family: var(--font-display); font-size: 1rem; color: var(--text-3); white-space: nowrap; }
@keyframes scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 50px; }
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; color: var(--text-3); margin-bottom: 1.2em; }
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.footer a { color: var(--text-2); font-size: .92rem; transition: color var(--dur-fast); }
.footer a:hover { color: var(--text-0); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 24px; border-top: 1px solid var(--border); font-size: .82rem; color: var(--text-3); flex-wrap: wrap; gap: 12px; }

/* ---------- Forms ---------- */
.field { margin-bottom: 20px; }
.field label { display: block; font-size: .85rem; font-weight: 600; color: var(--text-1); margin-bottom: 8px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 13px 16px; border-radius: var(--radius-sm);
  background: #ffffff08; border: 1px solid var(--border-strong); color: var(--text-0);
  font-family: var(--font-body); font-size: .95rem; transition: border-color var(--dur-fast);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--accent-blue); }
.field textarea { resize: vertical; min-height: 120px; }

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.pill-nav { display: flex; gap: 10px; flex-wrap: wrap; }
.pill-nav a { padding: 9px 18px; border-radius: var(--radius-full); border: 1px solid var(--border-strong); font-size: .85rem; color: var(--text-1); }
.pill-nav a.active, .pill-nav a:hover { background: var(--gradient-soft); color: var(--text-0); border-color: #4f8bff50; }

/* ==========================================================================
   Portal shell (client + admin) — calmer, functional motion per Design
   Direction: no scroll-showmanship here, just clarity.
   ========================================================================== */
.portal-shell { display: flex; min-height: 100vh; }
.portal-sidebar {
  width: 240px; flex-shrink: 0; background: var(--bg-1); border-right: 1px solid var(--border);
  padding: 24px 18px; display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.portal-sidebar .brand { padding: 6px 10px 22px; }
.portal-nav-label { font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-3); padding: 16px 10px 6px; }
.portal-link {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: var(--radius-sm);
  color: var(--text-2); font-size: .9rem; font-weight: 500; transition: background var(--dur-fast), color var(--dur-fast);
}
.portal-link svg { flex-shrink: 0; opacity: .8; }
.portal-link:hover { background: #ffffff08; color: var(--text-0); }
.portal-link.active { background: var(--gradient-soft); color: var(--text-0); }
.portal-main { flex: 1; min-width: 0; }
.portal-topbar {
  display: flex; align-items: center; justify-content: space-between; padding: 20px 32px;
  border-bottom: 1px solid var(--border); position: sticky; top: 0; background: #06070cd0; backdrop-filter: blur(10px); z-index: 10;
}
.portal-content { padding: 32px; max-width: 1180px; }
.portal-user { display: flex; align-items: center; gap: 10px; font-size: .88rem; color: var(--text-2); }
.portal-user b { color: var(--text-0); font-weight: 600; }

@media (max-width: 900px) {
  .portal-shell { flex-direction: column; }
  .portal-sidebar { width: 100%; height: auto; position: relative; flex-direction: row; flex-wrap: wrap; padding: 14px; }
  .portal-sidebar .brand { padding: 4px 8px; }
  .portal-nav-label { display: none; }
  .portal-content { padding: 20px; }
  .portal-topbar { padding: 16px 20px; }
}

/* Summary cards row */
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 20px 22px; }
.stat-card .label { font-size: .78rem; color: var(--text-3); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }
.stat-card .value { font-family: var(--font-display); font-size: 1.55rem; color: var(--text-0); font-weight: 700; }
.stat-card .value.accent { background: var(--gradient-text); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* Progress bar */
.progress-track { width: 100%; height: 10px; border-radius: var(--radius-full); background: #ffffff0f; overflow: hidden; }
.progress-fill { height: 100%; border-radius: var(--radius-full); background: var(--gradient); transition: width .6s var(--ease); }
.progress-label { display: flex; justify-content: space-between; font-size: .82rem; color: var(--text-2); margin-bottom: 8px; }

/* Data table */
.data-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.data-table th { text-align: left; font-size: .74rem; text-transform: uppercase; letter-spacing: .05em; color: var(--text-3); font-weight: 600; padding: 10px 14px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.data-table td { padding: 14px; border-bottom: 1px solid var(--border); color: var(--text-1); vertical-align: middle; }
.data-table tr:hover td { background: #ffffff04; }
.data-table a.row-link { color: var(--text-0); font-weight: 600; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface); }
.table-wrap .data-table { min-width: 640px; }
.table-wrap .data-table th:first-child, .table-wrap .data-table td:first-child { padding-left: 20px; }

/* Portal-scale cards/forms reuse .card/.field/.btn from above */
.portal-content .card { padding: 26px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.form-actions { display: flex; gap: 12px; margin-top: 8px; }
.divider { height: 1px; background: var(--border); margin: 28px 0; border: none; }
.muted { color: var(--text-3); font-size: .85rem; }
.timeline-row { display: flex; gap: 16px; padding: 16px 0; border-top: 1px solid var(--border); }
.timeline-row:first-child { border-top: none; }
.timeline-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--gradient); margin-top: 6px; flex-shrink: 0; }
.badge-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-3); }