/* ==========================================================================
   Elixirium Consulting Solutions — Design System
   Ultra-modern financial services aesthetic: dark luxury base, gold accent,
   inspired by Stripe (clarity), Apple (space), Audemars Piguet (depth),
   Lusion (motion).
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Color tokens */
  --color-bg: #05070c;
  --color-bg-alt: #0a0e17;
  --color-surface: #0f1420;
  --color-surface-2: #151b2b;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-strong: rgba(255, 255, 255, 0.16);
  --color-text: #eef1f7;
  --color-text-dim: #9aa3b8;
  --color-text-faint: #626d85;
  --color-gold: #d4af6a;
  --color-gold-bright: #f0cf8f;
  --color-gold-dim: rgba(212, 175, 106, 0.14);
  --color-blue: #4f7cff;
  --color-success: #4ade80;
  --color-danger: #f87171;

  /* Gradients */
  --grad-gold: linear-gradient(135deg, #f0cf8f 0%, #d4af6a 50%, #a9793a 100%);
  --grad-hero: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(79, 124, 255, 0.15), transparent 60%),
               radial-gradient(ellipse 60% 50% at 80% 20%, rgba(212, 175, 106, 0.10), transparent 60%);

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

  /* Spacing */
  --space-section: clamp(4rem, 8vw, 9rem);
  --container-max: 1280px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 0.25s;
  --dur-med: 0.6s;
  --dur-slow: 1.1s;

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, video, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

h1 { font-size: clamp(2.75rem, 6vw, 5.5rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.75rem); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 1.25rem;
}
.eyebrow::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--color-gold);
}

p.lead { font-size: clamp(1.05rem, 1.4vw, 1.25rem); color: var(--color-text-dim); max-width: 60ch; }

.container { max-width: var(--container-max); margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 3rem); }
.section { padding-block: var(--space-section); position: relative; }
.section-tight { padding-block: clamp(2.5rem, 5vw, 4.5rem); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.95rem 1.9rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background var(--dur-fast);
  white-space: nowrap;
}
.btn-primary {
  background: var(--grad-gold);
  color: #14100a;
  box-shadow: 0 8px 30px -8px rgba(212, 175, 106, 0.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 40px -8px rgba(212, 175, 106, 0.7); }
.btn-ghost {
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
  background: rgba(255,255,255,0.02);
}
.btn-ghost:hover { border-color: var(--color-gold); background: var(--color-gold-dim); transform: translateY(-2px); }
.btn-sm { padding: 0.65rem 1.3rem; font-size: 0.85rem; }
.btn-block { width: 100%; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.35rem clamp(1.25rem, 4vw, 3rem);
  backdrop-filter: blur(16px) saturate(140%);
  background: rgba(5, 7, 12, 0.55);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-fast), background var(--dur-fast);
}
.nav.scrolled { border-color: var(--color-border); background: rgba(5, 7, 12, 0.85); }
.nav-logo { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; display: flex; align-items: center; gap: 0.55rem; }
.nav-logo .mark { width: 30px; height: 30px; border-radius: 8px; background: var(--grad-gold); display: inline-flex; align-items: center; justify-content: center; color: #14100a; font-weight: 800; font-size: 0.95rem; }
.nav-links { display: flex; align-items: center; gap: 2.1rem; font-size: 0.92rem; color: var(--color-text-dim); }
.nav-links a { transition: color var(--dur-fast); position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--color-text); }
.nav-cta { display: flex; align-items: center; gap: 1rem; }
.nav-burger { display: none; width: 24px; height: 18px; position: relative; }
.nav-burger span { position: absolute; left: 0; right: 0; height: 2px; background: var(--color-text); transition: all var(--dur-fast); }
.nav-burger span:nth-child(1) { top: 0; } .nav-burger span:nth-child(2) { top: 8px; } .nav-burger span:nth-child(3) { top: 16px; }

@media (max-width: 900px) {
  .nav-links { position: fixed; inset: 72px 0 0 0; flex-direction: column; justify-content: flex-start; padding: 2.5rem; background: var(--color-bg); transform: translateX(100%); transition: transform var(--dur-med) var(--ease-in-out); gap: 1.75rem; font-size: 1.15rem; }
  .nav-links.open { transform: translateX(0); }
  .nav-burger { display: block; }
  .nav-cta .btn-ghost { display: none; }
}

/* ---------- Cards ---------- */
.card {
  background: linear-gradient(180deg, var(--color-surface), var(--color-surface-2));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
  transition: transform var(--dur-fast) var(--ease-out), border-color var(--dur-fast);
}
.card:hover { border-color: var(--color-border-strong); transform: translateY(-4px); }
.card-icon { width: 46px; height: 46px; border-radius: 12px; background: var(--color-gold-dim); color: var(--color-gold); display: flex; align-items: center; justify-content: center; margin-bottom: 1.25rem; font-size: 1.3rem; }

.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid-3, .grid-4 { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out); }
.reveal.in { opacity: 1; transform: translateY(0); }

/* ---------- Stat strip ---------- */
.stat-strip { display: flex; flex-wrap: wrap; gap: clamp(2rem, 5vw, 4.5rem); }
.stat { }
.stat .num { font-family: var(--font-display); font-size: clamp(2rem, 3.4vw, 3rem); font-weight: 700; background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat .label { color: var(--color-text-dim); font-size: 0.9rem; margin-top: 0.35rem; }

/* ---------- Forms / sliders ---------- */
.field { margin-bottom: 1.4rem; }
.field label { display: block; font-size: 0.85rem; color: var(--color-text-dim); margin-bottom: 0.55rem; }
.input, select.input, textarea.input {
  width: 100%; padding: 0.9rem 1.1rem; border-radius: var(--radius-sm);
  background: var(--color-bg-alt); border: 1px solid var(--color-border); color: var(--color-text);
  font-size: 0.95rem; transition: border-color var(--dur-fast);
}
.input:focus, select.input:focus, textarea.input:focus { outline: none; border-color: var(--color-gold); }
.input.error { border-color: var(--color-danger); }
.error-msg { color: var(--color-danger); font-size: 0.8rem; margin-top: 0.4rem; display: none; }
.error-msg.show { display: block; }

.slider-row { margin-bottom: 1.75rem; }
.slider-row .slider-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 0.75rem; }
.slider-row .slider-head span:first-child { color: var(--color-text-dim); font-size: 0.9rem; }
.slider-row .slider-value { font-family: var(--font-display); font-weight: 700; color: var(--color-gold-bright); font-size: 1.15rem; }
input[type="range"] {
  -webkit-appearance: none; width: 100%; height: 6px; border-radius: 3px;
  background: linear-gradient(90deg, var(--color-gold) var(--pct, 50%), var(--color-surface-2) var(--pct, 50%));
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 22px; height: 22px; border-radius: 50%;
  background: var(--grad-gold); box-shadow: 0 4px 16px rgba(212,175,106,0.5); cursor: pointer;
  border: 3px solid #05070c;
}
input[type="range"]::-moz-range-thumb {
  width: 22px; height: 22px; border-radius: 50%; background: var(--grad-gold); border: 3px solid #05070c; cursor: pointer;
}

/* ---------- Result panel ---------- */
.result-panel {
  background: linear-gradient(160deg, rgba(212,175,106,0.10), rgba(212,175,106,0.02));
  border: 1px solid var(--color-gold-dim);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 3vw, 2.75rem);
}
.result-big { font-family: var(--font-display); font-size: clamp(2.2rem, 4vw, 3.4rem); font-weight: 700; color: var(--color-gold-bright); }
.result-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.25rem; margin-top: 1.75rem; }
@media (max-width: 640px) { .result-grid { grid-template-columns: 1fr 1fr; } }
.result-grid .item .k { font-size: 0.8rem; color: var(--color-text-dim); }
.result-grid .item .v { font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; margin-top: 0.25rem; }

/* ---------- Tabs / pills ---------- */
.pill-group { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.pill {
  padding: 0.55rem 1.15rem; border-radius: var(--radius-pill); border: 1px solid var(--color-border-strong);
  font-size: 0.85rem; color: var(--color-text-dim); transition: all var(--dur-fast);
}
.pill.active, .pill:hover { border-color: var(--color-gold); color: var(--color-gold-bright); background: var(--color-gold-dim); }

/* ---------- Table (compare tool) ---------- */
.offer-card { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr) auto; gap: 1rem; align-items: center; padding: 1.25rem 1.5rem; border-radius: var(--radius-md); background: var(--color-surface); border: 1px solid var(--color-border); margin-bottom: 0.9rem; }
.offer-card .lender { font-family: var(--font-display); font-weight: 600; }
.offer-card .k { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-faint); display: block; margin-bottom: 0.2rem; }
.offer-card .v { font-weight: 600; }
.offer-card .badge { font-size: 0.72rem; background: var(--color-gold-dim); color: var(--color-gold); padding: 0.2rem 0.6rem; border-radius: var(--radius-pill); }
@media (max-width: 820px) { .offer-card { grid-template-columns: 1fr 1fr; } }

/* ---------- Checklist ---------- */
.checklist { display: flex; flex-direction: column; gap: 0.75rem; }
.checklist li { display: flex; align-items: flex-start; gap: 0.85rem; padding: 1rem 1.2rem; border-radius: var(--radius-sm); background: var(--color-surface); border: 1px solid var(--color-border); }
.checklist .chk { width: 22px; height: 22px; border-radius: 6px; border: 1.5px solid var(--color-border-strong); flex-shrink: 0; margin-top: 2px; display: flex; align-items: center; justify-content: center; transition: all var(--dur-fast); }
.checklist li.done .chk { background: var(--grad-gold); border-color: transparent; }
.checklist li.done .chk::after { content: '✓'; color: #14100a; font-size: 0.8rem; font-weight: 800; }
.checklist li.done span.label-text { color: var(--color-text-dim); text-decoration: line-through; }

/* ---------- Upload box ---------- */
.upload-box { border: 1.5px dashed var(--color-border-strong); border-radius: var(--radius-md); padding: 2.5rem 1.5rem; text-align: center; transition: border-color var(--dur-fast), background var(--dur-fast); cursor: pointer; }
.upload-box:hover, .upload-box.drag { border-color: var(--color-gold); background: var(--color-gold-dim); }
.upload-list { margin-top: 1rem; display: flex; flex-direction: column; gap: 0.5rem; }
.upload-item { display: flex; justify-content: space-between; align-items: center; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 0.65rem 1rem; font-size: 0.88rem; }

/* ---------- Footer ---------- */
footer { background: var(--color-bg-alt); border-top: 1px solid var(--color-border); padding: clamp(3rem, 6vw, 5rem) 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 2.5rem; }
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-dim); margin-bottom: 1.1rem; }
.footer-grid ul { display: flex; flex-direction: column; gap: 0.7rem; font-size: 0.92rem; color: var(--color-text-dim); }
.footer-grid ul a:hover { color: var(--color-gold); }
.footer-bottom { margin-top: 3rem; padding-top: 1.75rem; border-top: 1px solid var(--color-border); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-size: 0.82rem; color: var(--color-text-faint); }

/* ---------- AI Chat Widget ---------- */
.chat-launcher {
  position: fixed; bottom: 24px; right: 24px; z-index: 200;
  width: 62px; height: 62px; border-radius: 50%; background: var(--grad-gold);
  display: flex; align-items: center; justify-content: center; font-size: 1.5rem;
  box-shadow: 0 10px 30px -6px rgba(212,175,106,0.6);
  transition: transform var(--dur-fast) var(--ease-out);
}
.chat-launcher:hover { transform: scale(1.08); }
.chat-window {
  position: fixed; bottom: 100px; right: 24px; z-index: 200;
  width: min(370px, calc(100vw - 32px)); height: min(520px, 70vh);
  background: var(--color-surface); border: 1px solid var(--color-border-strong); border-radius: var(--radius-lg);
  display: flex; flex-direction: column; overflow: hidden; box-shadow: 0 30px 80px -20px rgba(0,0,0,0.6);
  transform: translateY(20px) scale(0.96); opacity: 0; pointer-events: none; transition: all var(--dur-fast) var(--ease-out);
}
.chat-window.open { transform: translateY(0) scale(1); opacity: 1; pointer-events: auto; }
.chat-head { padding: 1.1rem 1.3rem; background: linear-gradient(135deg, #151b2b, #0f1420); border-bottom: 1px solid var(--color-border); display: flex; align-items: center; gap: 0.7rem; }
.chat-head .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--color-success); box-shadow: 0 0 8px var(--color-success); }
.chat-head .title { font-family: var(--font-display); font-weight: 600; font-size: 0.95rem; }
.chat-head .sub { font-size: 0.75rem; color: var(--color-text-dim); }
.chat-body { flex: 1; overflow-y: auto; padding: 1.1rem; display: flex; flex-direction: column; gap: 0.8rem; }
.msg { max-width: 85%; padding: 0.7rem 1rem; border-radius: 14px; font-size: 0.88rem; line-height: 1.45; }
.msg.bot { background: var(--color-surface-2); border: 1px solid var(--color-border); align-self: flex-start; border-bottom-left-radius: 4px; }
.msg.user { background: var(--color-gold-dim); color: var(--color-gold-bright); align-self: flex-end; border-bottom-right-radius: 4px; }
.chat-quick { display: flex; flex-wrap: wrap; gap: 0.5rem; padding: 0 1.1rem 0.9rem; }
.chat-quick button { font-size: 0.78rem; padding: 0.45rem 0.85rem; border-radius: var(--radius-pill); border: 1px solid var(--color-border-strong); color: var(--color-text-dim); }
.chat-quick button:hover { border-color: var(--color-gold); color: var(--color-gold-bright); }
.chat-input-row { display: flex; gap: 0.6rem; padding: 0.9rem; border-top: 1px solid var(--color-border); }
.chat-input-row input { flex: 1; background: var(--color-bg-alt); border: 1px solid var(--color-border); border-radius: var(--radius-pill); padding: 0.65rem 1.1rem; color: var(--color-text); font-size: 0.88rem; }
.chat-input-row button { width: 40px; height: 40px; border-radius: 50%; background: var(--grad-gold); color: #14100a; flex-shrink: 0; }

/* ---------- Sound toggle ---------- */
.sound-toggle { position: fixed; bottom: 24px; left: 24px; z-index: 200; width: 48px; height: 48px; border-radius: 50%; background: rgba(255,255,255,0.06); border: 1px solid var(--color-border-strong); backdrop-filter: blur(10px); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; }

/* ---------- Hero canvas ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; overflow: hidden; }
#hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; opacity: 0.9; }
.hero::before { content: ''; position: absolute; inset: 0; background: var(--grad-hero); pointer-events: none; z-index: 1; }
.hero-content { position: relative; z-index: 2; }
.hero-badge { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.5rem 1rem; border-radius: var(--radius-pill); border: 1px solid var(--color-border-strong); background: rgba(255,255,255,0.03); font-size: 0.8rem; color: var(--color-text-dim); margin-bottom: 1.75rem; }
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--color-success); }
.scroll-cue { position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%); z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 0.6rem; color: var(--color-text-faint); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; }
.scroll-cue .line { width: 1px; height: 34px; background: linear-gradient(180deg, var(--color-gold), transparent); animation: scrollpulse 1.8s ease-in-out infinite; }
@keyframes scrollpulse { 0%,100% { opacity: 0.3; } 50% { opacity: 1; } }

/* ---------- Breadcrumb / page hero (inner pages) ---------- */
.page-hero { padding: clamp(8rem, 12vw, 10rem) 0 clamp(3rem, 5vw, 4rem); }

/* ---------- Blog ---------- */
.blog-card { display: block; border-radius: var(--radius-md); overflow: hidden; background: var(--color-surface); border: 1px solid var(--color-border); transition: transform var(--dur-fast), border-color var(--dur-fast); }
.blog-card:hover { transform: translateY(-4px); border-color: var(--color-border-strong); }
.blog-card .thumb { height: 170px; background: var(--grad-hero), linear-gradient(135deg, #151b2b, #0a0e17); display: flex; align-items: center; justify-content: center; font-size: 2rem; }
.blog-card .body { padding: 1.4rem 1.5rem 1.6rem; }
.blog-card .tag { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-gold); margin-bottom: 0.6rem; display: block; }
.blog-card h3 { font-size: 1.1rem; margin-bottom: 0.6rem; }
.blog-card p { color: var(--color-text-dim); font-size: 0.88rem; }
.blog-meta { font-size: 0.78rem; color: var(--color-text-faint); margin-top: 1rem; }

.article-body { max-width: 74ch; margin: 0 auto; }
.article-body h2 { margin-top: 2.5rem; margin-bottom: 1rem; font-size: 1.6rem; }
.article-body p { color: var(--color-text-dim); margin-bottom: 1.25rem; font-size: 1.02rem; }
.article-body ul { margin: 1.25rem 0; padding-left: 1.3rem; list-style: disc; color: var(--color-text-dim); }
.article-body li { margin-bottom: 0.6rem; }
.article-body strong { color: var(--color-text); }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mx-auto { margin-inline: auto; }
.mt-1 { margin-top: 1rem; } .mt-2 { margin-top: 2rem; } .mt-3 { margin-top: 3rem; }
.flex { display: flex; } .items-center { align-items: center; } .justify-between { justify-content: space-between; }
.gap-1 { gap: 0.75rem; } .gap-2 { gap: 1.5rem; }
.max-w { max-width: 720px; }
.divider { height: 1px; background: var(--color-border); margin-block: var(--space-section); }
::selection { background: var(--color-gold); color: #14100a; }

.badge-trust { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.78rem; color: var(--color-text-dim); background: var(--color-surface); border: 1px solid var(--color-border); padding: 0.5rem 1rem; border-radius: var(--radius-pill); }