/* ==========================================================================
   
HypeSpark — Brand tokens

   ========================================================================== */
:root {
  --accent: #B01029;
  --accent-2: #D3163A;
  --ink: #16151A;
  --dark: #100F14;
  --paper: #F4F2EF;
  --canvas: #E9E7E3;
  --card: #FBFAF8;
  --muted: #8A8791;
  --muted-2: #55525A;
  --line: rgba(16,15,20,0.1);
  --line-dark: rgba(244,242,239,0.12);

  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'Space Mono', monospace;

  --ease-ignite: cubic-bezier(.7, 0, .84, 0);
  --ease-settle: cubic-bezier(.16, 1, .3, 1);
  --ease-spark: cubic-bezier(.65, 0, .35, 1);

  --t-instant: 120ms;
  --t-base: 240ms;
  --t-slow: 480ms;

  --nav-h: 84px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-display);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

::selection { background: var(--accent); color: var(--paper); }

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.025;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.section-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 40px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
  display: inline-block;
}
.eyebrow-light { color: var(--accent); }

/* ==========================================================================
   Reveal-on-scroll
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--t-slow) var(--ease-settle),
              transform var(--t-slow) var(--ease-settle);
  transition-delay: calc(var(--reveal-delay, 0) * 90ms);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-reveal-delay="1"] { --reveal-delay: 1; }
[data-reveal-delay="2"] { --reveal-delay: 2; }
[data-reveal-delay="3"] { --reveal-delay: 3; }
[data-reveal-delay="4"] { --reveal-delay: 4; }
[data-reveal-delay="5"] { --reveal-delay: 5; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  padding: 15px 28px;
  border-radius: 999px;
  transition: transform var(--t-base) var(--ease-spark),
              background var(--t-base) var(--ease-spark),
              color var(--t-base) var(--ease-spark),
              border-color var(--t-base) var(--ease-spark);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--paper);
}
.btn-primary:hover {
  background: var(--accent-2);
  transform: translateY(-2px);
}
.btn-ghost {
  border: 1px solid rgba(244,242,239,0.3);
  color: var(--paper);
}
.btn-ghost:hover {
  border-color: var(--paper);
  transform: translateY(-2px);
}
.btn-block { width: 100%; }

/* ==========================================================================
   Nav
   ========================================================================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background var(--t-base) var(--ease-spark),
              box-shadow var(--t-base) var(--ease-spark),
              backdrop-filter var(--t-base) var(--ease-spark);
}
.nav.is-scrolled {
  background: rgba(16,15,20,0.72);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}
.nav-inner {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
}
.logo-mark {
  width: 20px;
  height: 20px;
  color: var(--accent);
}
.logo-mark svg path { fill: currentColor; }
.logo-word {
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.5px;
  color: var(--paper);
}
.logo-word-accent { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-left: auto;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(244,242,239,0.6);
  position: relative;
  padding: 6px 0;
  transition: color var(--t-base) var(--ease-spark);
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transition: right var(--t-base) var(--ease-settle);
}
.nav-links a:hover,
.nav-links a.is-active {
  color: var(--paper);
}
.nav-links a:hover::after,
.nav-links a.is-active::after {
  right: 0;
}

.nav-cta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--dark);
  background: var(--paper);
  padding: 10px 20px;
  border-radius: 999px;
  transition: background var(--t-base) var(--ease-spark), transform var(--t-base) var(--ease-spark);
}
.nav-cta:hover {
  background: var(--accent);
  color: var(--paper);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 26px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--paper);
  transition: transform var(--t-base) var(--ease-spark), opacity var(--t-base) var(--ease-spark);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 2px;
  background: rgba(16,15,20,0.97);
  backdrop-filter: blur(14px);
  padding: 8px 24px 20px;
}
.nav-mobile a {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(244,242,239,0.75);
  padding: 14px 4px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-mobile.is-open { display: flex; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  background: var(--dark);
  color: var(--paper);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 40px) 24px 80px;
  overflow: hidden;
  isolation: isolate;
}

.hero-bg-glow {
  position: absolute;
  inset: -20% -10%;
  background:
    radial-gradient(45% 45% at 78% 12%, rgba(176,16,41,0.30), transparent 65%),
    radial-gradient(40% 40% at 15% 85%, rgba(176,16,41,0.16), transparent 65%);
  z-index: -1;
  animation: glow-drift 16s var(--ease-spark) infinite alternate;
}
@keyframes glow-drift {
  0%   { transform: translate(0,0) scale(1); }
  100% { transform: translate(-2%, 2%) scale(1.06); }
}

.hero-inner {
  width: 100%;
  max-width: 900px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 3px;
  color: rgba(244,242,239,0.65);
  margin-bottom: 28px;
}
.hero-eyebrow .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(176,16,41,0.22);
}

.hero-headline {
  font-size: clamp(38px, 6.4vw, 80px);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -1.5px;
  margin-bottom: 26px;
}
.hero-headline .ital { color: var(--accent); font-style: italic; }

.hero-sub {
  font-size: clamp(16px, 1.7vw, 19px);
  line-height: 1.65;
  color: rgba(244,242,239,0.68);
  max-width: 620px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 56px;
}

.hero-mark { margin-bottom: 40px; }

.spark-signature {
  position: relative;
  width: 180px;
  height: 180px;
}
.spark-signature svg path { fill: var(--accent); }

.spark-signature .main-spark {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 96px;
  height: 96px;
  transform-origin: center;
  animation: hs-form 3.6s var(--ease-spark) infinite both;
}
.spark-signature .mini {
  position: absolute;
  width: 14px;
  height: 14px;
  transform-origin: center;
  animation: hs-sparkle-mini 2.2s ease-in-out infinite both;
}
.spark-signature .m1 { left: 82px; top: 4px;  width: 16px; height: 16px; animation-delay: 0s; }
.spark-signature .m2 { left: 146px; top: 44px; width: 12px; height: 12px; animation-delay: .7s; }
.spark-signature .m3 { left: 154px; top: 98px; width: 13px; height: 13px; animation-delay: 1.3s; }
.spark-signature .m4 { left: 122px; top: 148px; width: 11px; height: 11px; animation-delay: .4s; }
.spark-signature .m5 { left: 30px; top: 146px; width: 12px; height: 12px; animation-delay: 1.6s; }
.spark-signature .m6 { left: 10px; top: 88px; width: 11px; height: 11px; animation-delay: .95s; }
.spark-signature .m7 { left: 34px; top: 34px; width: 9px;  height: 9px;  animation-delay: 1.9s; }

@keyframes hs-sparkle-mini {
  0%   { opacity: 0; transform: scale(0); }
  12%  { opacity: 1; transform: scale(1); }
  34%  { opacity: 0; transform: scale(0.2); }
  100% { opacity: 0; transform: scale(0); }
}
@keyframes hs-form {
  0%, 18% { opacity: 0; transform: scale(0); }
  40%     { opacity: 1; transform: scale(1.14); }
  52%     { transform: scale(0.94); }
  62%, 84% { opacity: 1; transform: scale(1); }
  94%, 100% { opacity: 0; transform: scale(0.7); }
}

.hero-tagline {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 6px;
  color: rgba(244,242,239,0.55);
  display: flex;
  align-items: center;
  gap: 14px;
  text-transform: uppercase;
  flex-wrap: wrap;
  justify-content: center;
}
.hero-tagline i {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}

.scroll-cue {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  width: 22px;
  height: 36px;
  border: 1px solid rgba(244,242,239,0.28);
  border-radius: 20px;
}
.scroll-cue span {
  position: absolute;
  top: 7px; left: 50%;
  width: 4px; height: 4px;
  margin-left: -2px;
  border-radius: 50%;
  background: var(--accent);
  animation: scroll-cue-drop 1.8s var(--ease-spark) infinite;
}
@keyframes scroll-cue-drop {
  0%   { opacity: 0; transform: translateY(0); }
  30%  { opacity: 1; }
  80%  { opacity: 0; transform: translateY(14px); }
  100% { opacity: 0; transform: translateY(14px); }
}

/* ==========================================================================
   Trust strip / marquee
   ========================================================================== */
.strip {
  background: var(--ink);
  overflow: hidden;
  padding: 18px 0;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}
.strip-track {
  display: flex;
  align-items: center;
  gap: 22px;
  width: max-content;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 3px;
  color: rgba(244,242,239,0.45);
  animation: marquee 26s linear infinite;
}
.strip .sep { color: var(--accent); }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ==========================================================================
   Solutions
   ========================================================================== */
.solutions { padding: 140px 0; background: var(--paper); }

.section-head { max-width: 640px; margin-bottom: 72px; }
.section-head h2 {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 20px;
}
.section-lede {
  font-size: 17px;
  line-height: 1.65;
  color: var(--muted-2);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 36px 30px;
  transition: transform var(--t-base) var(--ease-spark),
              border-color var(--t-base) var(--ease-spark),
              box-shadow var(--t-base) var(--ease-spark);
}
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(176,16,41,0.35);
  box-shadow: 0 20px 40px rgba(16,15,20,0.08);
}
.card-icon {
  width: 40px; height: 40px;
  margin-bottom: 22px;
  color: var(--accent);
  transition: transform var(--t-base) var(--ease-spark);
}
.card-icon svg path { fill: currentColor; }
.card:hover .card-icon { transform: scale(1.15) rotate(-6deg); }

.card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.2px;
}
.card p {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--muted-2);
  margin-bottom: 20px;
}
.card-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--muted);
}

/* ==========================================================================
   About
   ========================================================================== */
.about {
  padding: 140px 0;
  background: var(--dark);
  color: var(--paper);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
  margin-bottom: 100px;
}

.about-copy h2 {
  font-size: clamp(28px, 3.6vw, 42px);
  font-weight: 700;
  letter-spacing: -0.8px;
  line-height: 1.15;
  margin-bottom: 24px;
}
.about-copy p {
  font-size: 16px;
  line-height: 1.75;
  color: rgba(244,242,239,0.62);
  margin-bottom: 18px;
  max-width: 480px;
}
.about-copy .btn { margin-top: 20px; }

.about-principles {
  display: flex;
  flex-direction: column;
  gap: 34px;
}
.principle {
  display: flex;
  gap: 20px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line-dark);
}
.principle:last-child { border-bottom: none; padding-bottom: 0; }
.principle-index {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  padding-top: 3px;
  flex: none;
}
.principle h4 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}
.principle p {
  font-size: 14.5px;
  line-height: 1.6;
  color: rgba(244,242,239,0.55);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding-top: 60px;
  border-top: 1px solid var(--line-dark);
}
.stat-num {
  font-size: clamp(34px, 4vw, 48px);
  font-weight: 700;
  color: var(--paper);
  letter-spacing: -1px;
}
.stat-num span { color: var(--accent); }
.stat-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(244,242,239,0.5);
  margin-top: 8px;
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact {
  padding: 140px 0;
  background: var(--paper);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
  align-items: start;
}
.contact-copy h2 {
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.12;
  margin-bottom: 22px;
}
.contact-copy p {
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--muted-2);
  max-width: 460px;
  margin-bottom: 32px;
}
.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 6px;
  transition: color var(--t-base) var(--ease-spark), gap var(--t-base) var(--ease-spark);
}
.contact-email svg { color: var(--accent); transition: transform var(--t-base) var(--ease-spark); }
.contact-email:hover { color: var(--accent); }
.contact-email:hover svg { transform: translate(3px, -3px); }

.contact-form {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
}
.field input, .field textarea {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 13px 16px;
  resize: vertical;
  transition: border-color var(--t-base) var(--ease-spark), box-shadow var(--t-base) var(--ease-spark);
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(176,16,41,0.12);
}
.form-note {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--accent);
  min-height: 16px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: var(--ink);
  color: var(--paper);
  padding: 44px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
}
.footer-links {
  display: flex;
  gap: 28px;
}
.footer-links a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(244,242,239,0.55);
  transition: color var(--t-base) var(--ease-spark);
}
.footer-links a:hover { color: var(--paper); }
.footer-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(244,242,239,0.4);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 900px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 56px; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); row-gap: 32px; }
}

@media (max-width: 720px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav-mobile { position: fixed; top: var(--nav-h); left: 0; right: 0; }

  .cards-grid { grid-template-columns: 1fr; }
  .solutions, .about, .contact { padding: 90px 0; }
  .section-inner { padding: 0 22px; }
  .spark-signature { width: 140px; height: 140px; }
  .spark-signature .main-spark { width: 76px; height: 76px; }
}