/* ========================================
   NOZORIA — Base Styles
   ======================================== */

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

html, body {
  background: var(--bg-0);
  color: var(--silver-200);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(1200px 800px at 80% -10%, rgba(62, 114, 166, 0.12), transparent 60%),
    radial-gradient(800px 600px at -10% 20%, rgba(122, 170, 216, 0.06), transparent 60%);
  z-index: 0;
}

body::after {
  /* Subtle grain */
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  z-index: 1;
  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'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 2;
}

@media (max-width: 720px) {
  .container { padding: 0 20px; }
}

/* ===== Typography ===== */
.display {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 0.95;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--silver-400);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 18px; height: 1px;
  background: var(--silver-500);
  display: inline-block;
}

.chrome-text {
  background: var(--chrome);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 20px rgba(168,200,232,0.08));
}

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

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.01em;
  transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  position: relative;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(180deg, #F4F6FA 0%, #C9CFD9 50%, #9AA3B2 100%);
  color: #0A0D13;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.5) inset,
    0 -1px 0 rgba(0,0,0,0.2) inset,
    0 10px 30px -10px rgba(168,200,232,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.6) inset,
    0 -1px 0 rgba(0,0,0,0.2) inset,
    0 14px 40px -8px rgba(168,200,232,0.5);
}

.btn-ghost {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-hi);
  color: var(--silver-200);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  border-color: var(--accent);
  background: rgba(122,170,216,0.05);
  color: var(--accent-hi);
}

.btn-whats {
  background: linear-gradient(180deg, #2DD66E 0%, #1FA855 100%);
  color: #06170C;
  box-shadow: 0 1px 0 rgba(255,255,255,0.3) inset, 0 10px 30px -10px rgba(45,214,110,0.4);
}
.btn-whats:hover {
  transform: translateY(-2px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.3) inset, 0 14px 40px -8px rgba(45,214,110,0.6);
}

/* ===== Sections ===== */
section {
  position: relative;
  z-index: 2;
  padding: 120px 0;
}
@media (max-width: 720px) {
  section { padding: 80px 0; }
}

.section-hd {
  max-width: 780px;
  margin-bottom: 72px;
}
.section-hd h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(36px, 5vw, 64px);
  letter-spacing: -0.035em;
  line-height: 1.02;
  margin-top: 24px;
}
.section-hd p {
  margin-top: 20px;
  color: var(--silver-400);
  font-size: 17px;
  max-width: 620px;
}

/* ===== Reveal on scroll ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.reveal.in {
  opacity: 1;
  transform: none;
}
.reveal.delay-1 { transition-delay: 0.08s; }
.reveal.delay-2 { transition-delay: 0.16s; }
.reveal.delay-3 { transition-delay: 0.24s; }
.reveal.delay-4 { transition-delay: 0.32s; }
.reveal.delay-5 { transition-delay: 0.4s; }

/* ===== Hairline dividers ===== */
.hair {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-hi), transparent);
}

/* ===== Micro grid overlay ===== */
.grid-bg {
  position: absolute; inset: 0; pointer-events: none;
  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(ellipse 70% 60% at 50% 50%, black, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black, transparent 80%);
  opacity: 0.5;
}

/* ===== Cards ===== */
.card {
  position: relative;
  background: linear-gradient(180deg, rgba(26,33,48,0.6), rgba(15,19,28,0.4));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  overflow: hidden;
  transition: transform 0.5s cubic-bezier(0.2,0.8,0.2,1), border-color 0.4s, background 0.4s;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, rgba(168,200,232,0.25), transparent 40%, transparent 60%, rgba(168,200,232,0.12));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s;
}
.card:hover::before { opacity: 1; }
.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hi);
}

/* ===== Scroll progress ===== */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, var(--blue-400), var(--silver-200));
  z-index: 100;
  transition: width 0.1s linear;
  box-shadow: 0 0 8px var(--accent-glow);
}

/* ===== Marquee ===== */
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.marquee {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}
.marquee-track {
  display: flex;
  gap: 64px;
  width: max-content;
  animation: marquee 40s linear infinite;
  font-family: var(--font-display);
  font-size: 72px;
  letter-spacing: -0.03em;
  color: transparent;
  -webkit-text-stroke: 1px var(--silver-500);
  white-space: nowrap;
}
.marquee-track span.fill {
  -webkit-text-stroke: 0;
  background: var(--chrome);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ===== Utility ===== */
.mono { font-family: var(--font-mono); }
.silver { color: var(--silver-200); }
.muted { color: var(--silver-400); }
.blue { color: var(--accent-hi); }

/* Selection */
::selection {
  background: var(--blue-600);
  color: var(--silver-100);
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb {
  background: var(--bg-3);
  border-radius: 10px;
  border: 2px solid var(--bg-0);
}
::-webkit-scrollbar-thumb:hover { background: var(--blue-700); }