@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Mono:wght@400;700&display=swap');

:root {
  --black: #000000;
  --off-black: #0a0a0a;
  --dark: #111111;
  --cream: #e8e0d4;
  --warm-white: #f5f0ea;
  --white: #ffffff;
  --crimson: #c41e2a;
  --crimson-deep: #9b1420;
  --blue-accent: #2563eb;
  --emerald: #10b981;
  --text-light: #ffffff;
  --text-dark: #111111;
  --text-muted-light: rgba(255,255,255,0.5);
  --text-muted-dark: rgba(17,17,17,0.5);
  --font: 'Inter', -apple-system, system-ui, sans-serif;
  --mono: 'Space Mono', monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--black);
  transition: background-color 1s var(--ease-smooth);
  color: var(--text-light);
  font-family: var(--font);
  line-height: 1.6;
  overflow-x: hidden;
}

body[data-theme="black"] { background-color: var(--black); }
body[data-theme="dark"] { background-color: var(--off-black); }
body[data-theme="crimson"] { background-color: var(--crimson); }
body[data-theme="cream"] { background-color: var(--cream); }

/* ═══════════════════════════════════════
   PARTICLES BACKGROUND
   ═══════════════════════════════════════ */
#particles-js {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0; /* Behind ALL text now */
  pointer-events: none; /* Let clicks pass through */
  opacity: 0.8; /* Very visible now */
  /* Identical filter signatures guarantee perfectly smooth color interpolation */
  filter: brightness(1) invert(0) sepia(0) saturate(1) hue-rotate(0deg);
  transition: filter 1.5s var(--ease-smooth), opacity 1.5s var(--ease-smooth);
}

/* On black/dark pages, particles are natively WHITE */
body[data-theme="black"] #particles-js,
body[data-theme="dark"] #particles-js {
  filter: brightness(1) invert(0) sepia(0) saturate(1) hue-rotate(0deg);
  opacity: 0.85; /* Increased brightness */
}

/* On crimson page, particles turn completely BLACK for contrast */
body[data-theme="crimson"] #particles-js {
  filter: brightness(0);
  opacity: 0.85; /* Increased brightness */
}

/* On cream page, particles turn Crimson */
body[data-theme="cream"] #particles-js {
  /* White -> Black -> Deep Red */
  filter: brightness(0) invert(18%) sepia(91%) saturate(3078%) hue-rotate(342deg) brightness(85%) contrast(100%);
  opacity: 0.85; /* Increased brightness */
}

/* Base layering. Stacking contexts are managed explicitly on children. */
section, nav, footer, .stack-container {
  position: relative;
}

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

::selection { background: var(--crimson); color: var(--white); }

/* ═══════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════ */
nav {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
  height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  transition: background 0.5s ease;
  mix-blend-mode: difference;
}
nav.has-bg {
  mix-blend-mode: normal;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}

.brand {
  font-size: 1.15rem; font-weight: 800; letter-spacing: 3px;
  text-transform: uppercase; color: var(--white);
}

.nav-links { display: flex; align-items: center; gap: 0.25rem; }
.nav-links a {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; color: var(--white);
  padding: 0.5rem 0.75rem; border-radius: 4px;
  transition: opacity 0.3s ease;
}
.nav-links a:hover { opacity: 0.6; }

.nav-cta {
  border: 1px solid rgba(255,255,255,0.3) !important;
  padding: 0.55rem 1.1rem !important;
  border-radius: 100px !important;
  transition: all 0.3s ease !important;
}
.nav-cta:hover { background: var(--white) !important; color: var(--black) !important; opacity: 1 !important; }

.mobile-toggle {
  display: none; background: none; border: none;
  color: var(--white); cursor: pointer; padding: 0.5rem;
}
.mobile-toggle svg { width: 24px; height: 24px; }

/* ═══════════════════════════════════════
   HERO — CINEMATIC FULL VIEWPORT
   ═══════════════════════════════════════ */
.hero {
  position: relative; min-height: 100vh; overflow: hidden;
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  padding: 0 5%;
}

/* Ambient glow */
.hero::before {
  content: '';
  position: absolute; top: 50%; left: 50%;
  width: 800px; height: 800px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(196,30,42,0.08) 0%, transparent 70%);
  pointer-events: none; animation: hero-pulse 8s ease-in-out infinite alternate;
}
@keyframes hero-pulse {
  0% { opacity: 0.3; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 0.8; transform: translate(-50%, -50%) scale(1.3); }
}

/* Giant background word */
.hero-bg-text {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-size: clamp(12vw, 20vw, 22rem);
  font-weight: 900; letter-spacing: -0.02em;
  text-transform: uppercase; white-space: nowrap;
  color: rgba(255,255,255,0.02);
  pointer-events: none; user-select: none;
  transition: transform 1s var(--ease);
}

.hero-content {
  position: relative; z-index: 20; text-align: center;
  max-width: 900px;
}

.hero-label {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 4px;
  text-transform: uppercase; color: var(--crimson);
  margin-bottom: 2rem; opacity: 0;
  animation: fadeUp 1s var(--ease) 0.3s forwards;
}

.hero h1 {
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 900; line-height: 1.0; letter-spacing: -3px;
  margin-bottom: 1.5rem; opacity: 0;
  animation: fadeUp 1s var(--ease) 0.5s forwards;
}

.hero h1 em {
  font-style: normal;
  color: var(--crimson);
}

.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--text-muted-light); max-width: 520px;
  margin: 0 auto 3rem; line-height: 1.8;
  font-weight: 400; opacity: 0;
  animation: fadeUp 1s var(--ease) 0.7s forwards;
}

.hero-actions {
  display: flex; gap: 1rem; justify-content: center;
  opacity: 0; animation: fadeUp 1s var(--ease) 0.9s forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font); font-weight: 600; font-size: 0.75rem;
  letter-spacing: 2px; text-transform: uppercase;
  padding: 1rem 2rem; border-radius: 100px;
  cursor: pointer; transition: all 0.4s var(--ease); border: none;
}

.btn-primary {
  background: var(--white); color: var(--black);
}
.btn-primary:hover {
  transform: scale(1.05);
  box-shadow: 0 0 40px rgba(255,255,255,0.15);
}

.btn-ghost {
  background: transparent; color: var(--white);
  border: 1px solid rgba(255,255,255,0.25);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.5);
  transform: scale(1.05);
}

/* Scroll indicator */
.scroll-line {
  position: absolute; bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
}
.scroll-line span {
  font-size: 0.6rem; letter-spacing: 3px; text-transform: uppercase;
  color: var(--text-muted-light); font-weight: 600;
}
.scroll-line::after {
  content: ''; width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--crimson), transparent);
  animation: scrollDrop 2s ease-in-out infinite;
}
@keyframes scrollDrop {
  0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); }
  100% { opacity: 0; transform: scaleY(0); transform-origin: bottom; }
}

/* ═══════════════════════════════════════
   FULL VIEWPORT SECTIONS
   ═══════════════════════════════════════ */
.section-block {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding: clamp(5rem, 10vh, 8rem) clamp(1.5rem, 5vw, 4rem);
  overflow: hidden;
}

.section-block--black { color: var(--white); }
.section-block--crimson { color: var(--white); }
.section-block--cream { color: var(--text-dark); }
.section-block--dark { color: var(--white); }

/* Oversized section word */
.section-giant-word {
  position: absolute;
  z-index: 5;
  font-size: clamp(8rem, 18vw, 20rem);
  font-weight: 900; letter-spacing: -0.03em;
  text-transform: uppercase; white-space: nowrap;
  opacity: 0.04; pointer-events: none; user-select: none;
  line-height: 0.85;
  transform: translateY(var(--parallax-y, 0));
}
.section-giant-word--left { left: -2%; top: 50%; transform: translateY(-50%) translateY(var(--parallax-y, 0)); }
.section-giant-word--right { right: -2%; top: 50%; transform: translateY(-50%) translateY(var(--parallax-y, 0)); }
.section-giant-word--center { left: 50%; top: 50%; transform: translate(-50%, -50%) translateY(var(--parallax-y, 0)); }
.section-giant-word--top { left: 50%; top: 5%; transform: translateX(-50%) translateY(var(--parallax-y, 0)); }

.section-block--crimson .section-giant-word { opacity: 0.08; color: rgba(0,0,0,0.3); }
.section-block--cream .section-giant-word { opacity: 0.06; color: var(--text-dark); }

/* Content wrapper */
.section-inner {
  position: relative; z-index: 20;
  width: 100%; max-width: 1200px; margin: 0 auto;
}

/* ═══════════════════════════════════════
   SECTION LABELS & TYPOGRAPHY
   ═══════════════════════════════════════ */
.label {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 4px;
  text-transform: uppercase; margin-bottom: 1.5rem;
  display: flex; align-items: center; gap: 1rem;
}
.label::before {
  content: ''; width: 30px; height: 1px; background: currentColor;
}
.label--crimson { color: var(--crimson); }
.label--crimson::before { background: var(--crimson); }

.heading-xl {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800; line-height: 1.05; letter-spacing: -2px;
  margin-bottom: 1.5rem;
}

.heading-lg {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800; line-height: 1.1; letter-spacing: -1.5px;
  margin-bottom: 1rem;
}

.body-text {
  font-size: clamp(0.9rem, 1.2vw, 1.05rem);
  line-height: 1.85; max-width: 520px;
  font-weight: 400;
}
.body-text--muted { opacity: 0.55; }

/* ═══════════════════════════════════════
   SPLIT LAYOUT (2-col editorial)
   ═══════════════════════════════════════ */
.split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem); align-items: center;
}

/* ═══════════════════════════════════════
   STAT CARDS
   ═══════════════════════════════════════ */
.stats-row {
  display: flex; gap: 2rem; margin-top: 3rem;
}
.stat-block { flex: 1; }
.stat-number {
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 900; line-height: 1; letter-spacing: -2px;
  margin-bottom: 0.5rem;
}
.stat-label {
  font-size: 0.65rem; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; opacity: 0.5;
}

/* ═══════════════════════════════════════
   STACKING CARDS (Benefits/Features)
   ═══════════════════════════════════════ */
.stack-container {
  position: relative;
}

.stack-card {
  position: sticky; top: 0; min-height: 100vh;
  display: flex; align-items: center;
  padding: clamp(3rem, 5vw, 5rem);
  overflow: hidden;
  transition: opacity 0.5s ease; /* For JS fade */
}

.stack-card--1 { color: var(--white); z-index: 1; }
.stack-card--2 { color: var(--white); z-index: 2; }
.stack-card--3 { color: var(--white); z-index: 3; }
.stack-card--4 { color: var(--text-dark); z-index: 4; }

.stack-card .section-giant-word { opacity: 0.03; }
.stack-card--3 .section-giant-word { opacity: 0.12; color: rgba(0,0,0,0.6); }
.stack-card--4 .section-giant-word { opacity: 0.05; }

.stack-card__inner {
  max-width: 1200px; margin: 0 auto; width: 100%;
  position: relative; z-index: 2;
}

/* Alternating alignment: odd = left, even = right */
.stack-card:nth-child(even) .stack-card__inner {
  text-align: right;
  display: flex; flex-direction: column; align-items: flex-end;
}

.stack-card__number {
  font-size: 0.6rem; font-weight: 700; letter-spacing: 3px;
  text-transform: uppercase; margin-bottom: 2rem;
  display: flex; align-items: center; gap: 1rem;
}
.stack-card__number::before {
  content: ''; width: 24px; height: 1px; background: currentColor;
}

/* Reverse the line + text order for right-aligned cards */
.stack-card:nth-child(even) .stack-card__number {
  flex-direction: row-reverse;
}

.stack-card h3 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800; letter-spacing: -1.5px; line-height: 1.1;
  margin-bottom: 1.25rem;
}

.stack-card p {
  font-size: clamp(0.9rem, 1.1vw, 1rem);
  line-height: 1.8; max-width: 560px; opacity: 0.7;
}

.stack-card--3 p, .stack-card--4 p { opacity: 0.8; }

@media (max-width: 768px) {
  .stack-card:nth-child(even) .stack-card__inner {
    text-align: left; align-items: flex-start;
  }
  .stack-card:nth-child(even) .stack-card__number { flex-direction: row; }
}

/* ═══════════════════════════════════════
   USE CASES HORIZONTAL MARQUEE
   ═══════════════════════════════════════ */
.marquee-wrap { overflow: hidden; padding: 2rem 0; }

.marquee {
  display: flex; gap: 1.5rem; width: max-content;
  animation: marquee-scroll 30s linear infinite;
}
.marquee:hover { animation-play-state: paused; }

@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.marquee-card {
  flex: 0 0 340px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px; padding: 2.5rem 2rem;
  transition: border-color 0.4s ease, transform 0.4s var(--ease);
}
.marquee-card:hover {
  border-color: rgba(255,255,255,0.15);
  transform: translateY(-8px);
}

.marquee-card__icon {
  width: 48px; height: 48px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.5rem;
}
.marquee-card__icon svg { width: 20px; height: 20px; color: var(--crimson); }

.marquee-card h4 {
  font-size: 1.15rem; font-weight: 700; letter-spacing: -0.3px;
  margin-bottom: 0.5rem;
}
.marquee-card p {
  font-size: 0.85rem; line-height: 1.65; opacity: 0.5;
}

/* ═══════════════════════════════════════
   CONSOLE / TERMINAL — 3D INTERACTIVE
   ═══════════════════════════════════════ */
.console-3d-wrap {
  max-width: 720px; margin: 0 auto;
  perspective: 800px;
  position: relative; z-index: 30; /* Ensure terminal sits above particles and text */
  transform-style: preserve-3d;
}

/* Ambient glow that follows cursor */
.console-glow {
  position: absolute; inset: -2px;
  border-radius: 20px;
  background: radial-gradient(
    500px circle at var(--glow-x, 50%) var(--glow-y, 50%),
    rgba(196,30,42,0.25), transparent 45%
  );
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none; z-index: 0;
  filter: blur(2px);
}
.console-3d-wrap:hover .console-glow { opacity: 1; }

/* Shine sweep overlay */
.console-shine {
  position: absolute; inset: 0;
  border-radius: 16px;
  background: linear-gradient(
    105deg,
    transparent 40%,
    rgba(255,255,255,0.03) 45%,
    rgba(255,255,255,0.06) 50%,
    rgba(255,255,255,0.03) 55%,
    transparent 60%
  );
  background-size: 250% 100%;
  background-position: var(--shine-pos, 200%) 0;
  pointer-events: none; z-index: 10;
  transition: background-position 0.1s ease;
  mix-blend-mode: screen;
}

.console-outer {
  position: relative; z-index: 1;
  border-radius: 16px; overflow: hidden;
  border: 1px solid rgba(255,255,255,0.06);
  background: linear-gradient(145deg, #0a0a0e, #060608);
  transform-style: preserve-3d;
  transition: border-color 0.4s ease;
  will-change: transform, box-shadow;
  /* Default resting shadow — subtle depth */
  box-shadow:
    0 4px 8px rgba(0,0,0,0.2),
    0 12px 24px rgba(0,0,0,0.15),
    0 0 0 1px rgba(255,255,255,0.03);
}
.console-3d-wrap:hover .console-outer {
  border-color: rgba(255,255,255,0.1);
}

.console-head {
  padding: 14px 18px; display: flex; align-items: center; gap: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.02);
}
.cdot { width: 10px; height: 10px; border-radius: 50%; }
.cdot-r { background: #ff5f57; } .cdot-y { background: #febc2e; } .cdot-g { background: #28c840; }
.console-title-text {
  margin-left: auto; font-family: var(--mono);
  font-size: 0.6rem; letter-spacing: 1px; opacity: 0.3;
  text-transform: uppercase;
}

.console-body {
  padding: 1.5rem; font-family: var(--mono);
  font-size: 0.78rem; line-height: 2.2;
  min-height: 320px; color: var(--white);
}

.cline { white-space: pre-wrap; }

/* Blinking cursor at the active typing line */
.cline-cursor::after {
  content: '▋';
  display: inline-block;
  color: var(--crimson);
  animation: cursor-blink 0.7s step-end infinite;
  margin-left: 1px;
  font-weight: 400;
}
@keyframes cursor-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.t-sys { color: var(--blue-accent); font-weight: 700; }
.t-ok { color: var(--emerald); font-weight: 700; }
.t-warn { color: #f59e0b; font-weight: 700; }
.t-audit { color: #a78bfa; font-weight: 700; }
.t-dim { opacity: 0.3; }


/* ═══════════════════════════════════════
   CTA SECTION
   ═══════════════════════════════════════ */
.cta-block {
  min-height: 100vh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center;
  padding: 6rem 5%;
  position: relative; overflow: hidden;
}
.cta-block::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(196,30,42,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.cta-block h2 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900; letter-spacing: -2px; margin-bottom: 1rem;
  position: relative; z-index: 20;
}
.cta-block p {
  color: var(--text-muted-light); font-size: 1.05rem;
  max-width: 440px; margin-bottom: 2.5rem; line-height: 1.8;
  position: relative; z-index: 20;
}

/* ═══════════════════════════════════════
   MODAL
   ═══════════════════════════════════════ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(0,0,0,0.85); backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity 0.4s var(--ease);
}
.modal-overlay.active { opacity: 1; pointer-events: auto; }

.modal-card {
  max-width: 420px; width: 90%;
  background: var(--dark); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px; padding: 2.5rem 2rem;
  text-align: center; position: relative;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.5s var(--ease);
}
.modal-overlay.active .modal-card { transform: translateY(0) scale(1); }

.modal-x {
  position: absolute; top: 1rem; right: 1.25rem;
  background: none; border: none; color: rgba(255,255,255,0.3);
  font-size: 1.75rem; cursor: pointer; line-height: 1;
  transition: color 0.2s ease;
}
.modal-x:hover { color: var(--white); }

.modal-card h2 {
  font-size: 1.75rem; font-weight: 800; letter-spacing: -0.5px;
  margin-bottom: 0.5rem;
}
.modal-card > p {
  color: var(--text-muted-light); font-size: 0.85rem;
  margin-bottom: 2rem; line-height: 1.6;
}

.modal-opts { display: flex; flex-direction: column; gap: 0.75rem; }

.modal-link {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.25rem; border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.02);
  transition: all 0.3s var(--ease); text-align: left;
}
.modal-link:hover { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12); transform: translateY(-2px); }

.modal-link .link-icon {
  width: 22px; height: 22px; flex-shrink: 0;
  color: var(--crimson); transition: transform 0.3s var(--ease);
}
.modal-link:hover .link-icon { transform: scale(1.1); }
.modal-link.email-link .link-icon { color: var(--emerald); }

.link-text { display: flex; flex-direction: column; }
.link-name { font-size: 0.9rem; font-weight: 700; }
.link-sub { font-size: 0.7rem; opacity: 0.35; margin-top: 0.1rem; word-break: break-all; }

/* ═══════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════ */
footer {
  text-align: center; padding: 2.5rem 5%;
  border-top: 1px solid rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.25); font-size: 0.7rem;
  letter-spacing: 1px; text-transform: uppercase;
}

/* ═══════════════════════════════════════
   SCROLL REVEALS
   ═══════════════════════════════════════ */
.rv {
  opacity: 0; transform: translateY(40px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.rv.vis { opacity: 1; transform: translateY(0); }

.rv-d1 { transition-delay: 0.1s; }
.rv-d2 { transition-delay: 0.2s; }
.rv-d3 { transition-delay: 0.3s; }
.rv-d4 { transition-delay: 0.4s; }
.rv-d5 { transition-delay: 0.5s; }

/* Parallax drift */
.parallax-word {
  transition: transform 0.1s linear;
  will-change: transform;
}

/* ═══════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════ */
@media (max-width: 1024px) {
  .split { grid-template-columns: 1fr; gap: 3rem; }
  .stats-row { flex-direction: column; gap: 1.5rem; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .hero h1 { letter-spacing: -1.5px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn { width: 100%; max-width: 280px; }
  .stack-card { padding: 3rem 1.5rem; }
  .marquee-card { flex: 0 0 280px; padding: 2rem 1.5rem; }
  .section-block { padding: 5rem 1.5rem; }
  .section-giant-word { font-size: clamp(5rem, 15vw, 10rem); }
}