/* =========================================================================
   NICODALEGEND — STYLE.CSS
   Design tokens, layout and animation for the NicoDaLegend site.
   Sections: 1. Tokens  2. Reset  3. Layout primitives  4. Background
   5. Navigation  6. Hero  7. Links / Cards  8. Footer  9. Utilities
   10. Responsive  11. Reduced motion
   ========================================================================= */

/* ---------- 1. DESIGN TOKENS ---------- */
:root {
  /* Surfaces — near-black with a faint red undertone, not flat #000 */
  --void: #08060a;
  --surface: #120a0d;
  --surface-2: #1c0f13;
  --surface-3: #26141a;

  /* Accents — blood red is the signature, off-white/ash is the sidekick.
     (Variable names still say --red-soft etc from the previous pink theme —
     kept as-is to avoid touching every usage; only the values changed.) */
  --red: #ff1f3d;
  --red-bright: #ff0033;
  --red-soft: #ff8fa0;
  --red-dim: rgba(255, 31, 61, 0.26);
  --ash: #f2eef0;
  --ash-soft: #ffffff;
  --ash-dim: rgba(242, 238, 240, 0.14);

  /* Text */
  --text: #f0eaec;
  --text-muted: #a89094;
  --text-faint: #5e4d50;

  /* Borders / lines */
  --border: rgba(255, 31, 61, 0.2);
  --border-strong: rgba(255, 31, 61, 0.45);

  /* Type — monospace for display/labels reads like a terminal, Inter keeps body legible */
  --font-display: "Share Tech Mono", "Courier New", monospace;
  --font-body: "Inter", "Segoe UI", sans-serif;
  --font-accent: "JetBrains Mono", "Courier New", monospace;

  /* Motion — snappier, less bounce than the old cute theme */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-bounce: cubic-bezier(0.2, 0.9, 0.4, 1);
  --speed-fast: 150ms;
  --speed-med: 300ms;

  /* Shape — sharper corners read technical instead of soft/friendly */
  --radius: 10px;
  --radius-sm: 6px;

  --nav-height: 76px;
}

/* ---------- 2. RESET ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

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

img {
  max-width: 100%;
  display: block;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

ul,
ol {
  list-style: none;
}

svg {
  width: 100%;
  height: 100%;
}

/* Focus states — visible everywhere, styled to match the brand */
:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--surface-2);
  color: var(--text);
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  z-index: 1000;
  transition: top var(--speed-fast) var(--ease);
}

.skip-link:focus {
  top: 16px;
}

/* ---------- 3. LAYOUT PRIMITIVES ---------- */
.section-eyebrow {
  font-family: var(--font-accent);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  color: var(--red-soft);
  margin-bottom: 14px;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 4vw, 2.75rem);
  letter-spacing: -0.01em;
}

.section-sub {
  color: var(--text-muted);
  margin-top: 10px;
  font-size: 1.05rem;
}

/* ---------- 4. AMBIENT BACKGROUND ---------- */
.bg-layer {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: var(--void);
}

.bg-layer::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.025) 0,
    rgba(255, 255, 255, 0.025) 1px,
    transparent 1px,
    transparent 3px
  );
  pointer-events: none;
  animation: scanline-drift 9s linear infinite;
}

@keyframes scanline-drift {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(3px);
  }
}

.bg-layer__grid {
  position: absolute;
  inset: -2px;
  background-image: linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.18;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 90%);
}

.bg-layer__glow {
  position: absolute;
  width: 60vw;
  height: 60vw;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.36;
  animation: drift 22s ease-in-out infinite alternate;
}

.bg-layer__glow--violet {
  background: var(--red);
  top: -20%;
  left: -10%;
}

.bg-layer__glow--cyan {
  background: var(--ash);
  bottom: -25%;
  right: -15%;
  animation-delay: -8s;
  opacity: 0.06;
}

@keyframes drift {
  from {
    transform: translate(0, 0) scale(1);
  }
  to {
    transform: translate(4%, 6%) scale(1.08);
  }
}

.bg-layer__particles {
  position: absolute;
  inset: 0;
}

.particle {
  position: absolute;
  width: 9px;
  height: 9px;
  background: var(--red-soft);
  clip-path: polygon(
    50% 0%,
    61% 35%,
    98% 35%,
    68% 57%,
    79% 91%,
    50% 70%,
    21% 91%,
    32% 57%,
    2% 35%,
    39% 35%
  );
  opacity: 0.5;
  animation: twinkle-float linear infinite;
}

.particle:nth-child(3n) {
  background: var(--ash-soft);
  width: 6px;
  height: 6px;
}

@keyframes twinkle-float {
  0% {
    transform: translateY(0) scale(0.5) rotate(0deg);
    opacity: 0;
  }
  12% {
    opacity: 0.85;
  }
  50% {
    transform: translateY(-50vh) scale(1) rotate(160deg);
    opacity: 0.55;
  }
  88% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(-100vh) scale(0.5) rotate(320deg);
    opacity: 0;
  }
}

/* ---------- 5. NAVIGATION ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: rgba(28, 15, 31, 0.66);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.nav__logo-sparkle {
  color: var(--red);
  display: inline-block;
  animation: bracket-flicker 3.2s steps(1) infinite;
}

.nav__logo-sparkle:last-child {
  animation-delay: 1.6s;
}

@keyframes bracket-flicker {
  0%,
  88%,
  100% {
    opacity: 1;
  }
  90% {
    opacity: 0.25;
  }
  92% {
    opacity: 1;
  }
  94% {
    opacity: 0.4;
  }
}

.nav__links {
  display: flex;
  gap: 36px;
}

.nav__links a {
  font-family: var(--font-accent);
  font-weight: 600;
  font-size: 0.96rem;
  color: var(--text-muted);
  position: relative;
  padding: 6px 0;
  transition: color var(--speed-fast) var(--ease);
}

.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--red);
  transition: width var(--speed-med) var(--ease-bounce);
}

.nav__links a:hover,
.nav__links a:focus-visible {
  color: var(--text);
}

.nav__links a:hover::after,
.nav__links a:focus-visible::after {
  width: 100%;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
}

.nav__toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--speed-fast) var(--ease), opacity var(--speed-fast) var(--ease);
}

.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;
  position: absolute;
  top: var(--nav-height);
  left: 0;
  right: 0;
  flex-direction: column;
  background: rgba(31, 17, 35, 0.98);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 10px 28px 22px;
}

.nav__mobile.is-open {
  display: flex;
}

.nav__mobile a {
  font-family: var(--font-accent);
  font-weight: 600;
  padding: 14px 0;
  font-size: 1.05rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}

.nav__mobile a:last-child {
  border-bottom: none;
}

/* ---------- 6. HERO ---------- */
.hero {
  min-height: calc(100vh - var(--nav-height));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px 60px;
  position: relative;
}

.hero__inner {
  max-width: 620px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Avatar */
.hero__avatar {
  position: relative;
  width: 132px;
  height: 132px;
  margin-bottom: 28px;
}

.hero__avatar-ring {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--red), var(--ash), var(--red-soft), var(--red));
  filter: blur(0.4px);
  animation: spin 8s linear infinite;
}

.hero__avatar-ring::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--void);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.hero__avatar-frame {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
  background: linear-gradient(160deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 44px var(--red-dim), inset 0 0 24px rgba(0, 0, 0, 0.35);
}

.hero__avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__avatar-img:not([src]),
.hero__avatar-img.is-broken {
  display: none;
}

.hero__avatar-fallback {
  display: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 2.2rem;
  color: var(--red-soft);
  letter-spacing: 0.02em;
}

.hero__eyebrow {
  font-family: var(--font-accent);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--red-soft);
  margin-bottom: 18px;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  letter-spacing: -0.01em;
  background: linear-gradient(135deg, var(--text) 25%, var(--red-soft) 65%, var(--ash) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.05;
  animation: title-glitch 7s infinite;
}

@keyframes title-glitch {
  0%,
  91%,
  100% {
    text-shadow: none;
    transform: translate(0);
  }
  92% {
    text-shadow: -2px 0 var(--red), 2px 0 var(--ash);
    transform: translate(-1px, 0);
  }
  93% {
    text-shadow: 2px 0 var(--red), -2px 0 var(--ash);
    transform: translate(1px, 0);
  }
  94% {
    text-shadow: none;
    transform: translate(0);
  }
}

.hero__tagline {
  font-family: var(--font-accent);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  color: var(--text);
  margin-top: 16px;
  font-weight: 600;
}

.hero__desc {
  color: var(--text-muted);
  max-width: 480px;
  margin: 16px auto 0;
  font-size: 1rem;
}

.hero__cta {
  display: flex;
  gap: 16px;
  margin-top: 36px;
  flex-wrap: wrap;
  justify-content: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 0.96rem;
  transition: transform var(--speed-med) var(--ease-bounce), box-shadow var(--speed-fast) var(--ease),
    border-color var(--speed-fast) var(--ease), background var(--speed-fast) var(--ease);
}

.btn--primary {
  background: linear-gradient(135deg, var(--red), var(--red-bright));
  color: #fff5fa;
  box-shadow: 0 0 0 rgba(255, 31, 61, 0);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  transform: translateY(-3px) scale(1.03) rotate(-1deg);
  box-shadow: 0 10px 32px var(--red-dim);
}

.btn--ghost {
  border: 1px solid var(--border-strong);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  transform: translateY(-3px) scale(1.03) rotate(1deg);
  border-color: var(--ash);
  color: var(--ash-soft);
}

.scroll-cue {
  position: absolute;
  bottom: 34px;
  left: 50%;
  transform: translateX(-50%);
  width: 26px;
  height: 42px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 8px;
}

.scroll-cue__dot {
  width: 4px;
  height: 8px;
  border-radius: 2px;
  background: var(--red);
  animation: scroll-bounce 1.8s ease-in-out infinite;
}

@keyframes scroll-bounce {
  0%,
  100% {
    transform: translateY(0);
    opacity: 1;
  }
  50% {
    transform: translateY(10px);
    opacity: 0.3;
  }
}

/* ---------- 7. LINKS / CARDS ---------- */
.links {
  max-width: 1180px;
  margin: 0 auto;
  padding: 100px 28px 140px;
}

.links__header {
  text-align: center;
  margin-bottom: 56px;
}

.links__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.card {
  position: relative;
  background: linear-gradient(165deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  overflow: hidden;
  transition: transform var(--speed-med) var(--ease-bounce), border-color var(--speed-med) var(--ease),
    box-shadow var(--speed-med) var(--ease);
}

.card__glow {
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle at 30% 20%, var(--red-dim), transparent 60%);
  opacity: 0;
  transition: opacity var(--speed-med) var(--ease);
  pointer-events: none;
}

.card__corner {
  position: absolute;
  width: 18px;
  height: 18px;
  opacity: 0;
  transform: scale(0.6);
  transition: opacity var(--speed-med) var(--ease-bounce), transform var(--speed-med) var(--ease-bounce);
}

.card__corner--tl {
  top: 10px;
  left: 10px;
  border-top: 2px solid var(--red);
  border-left: 2px solid var(--red);
}

.card__corner--br {
  bottom: 10px;
  right: 12px;
  border-bottom: 2px solid var(--red);
  border-right: 2px solid var(--red);
}

.card:hover,
.card:focus-within {
  transform: translateY(-6px) scale(1.015);
  border-color: var(--border-strong);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.35), 0 0 0 1px var(--red-dim);
}

.card:hover .card__glow,
.card:focus-within .card__glow {
  opacity: 1;
}

.card:hover .card__corner,
.card:focus-within .card__corner {
  opacity: 1;
  transform: scale(1);
}

.card:hover .card__icon,
.card:focus-within .card__icon {
  transform: scale(1.1) rotate(-6deg);
  color: var(--ash);
}

.card__icon {
  width: 46px;
  height: 46px;
  color: var(--red-soft);
  margin-bottom: 20px;
  transition: transform var(--speed-med) var(--ease-bounce), color var(--speed-med) var(--ease);
}

.card__title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.card__status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-accent);
  font-weight: 600;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}

.card__status--live {
  color: var(--red);
}

.card__status--soon {
  color: var(--text-faint);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 8px var(--red);
  animation: pulse 2s ease-in-out infinite;
}

.status-dot--soon {
  background: var(--text-faint);
  box-shadow: none;
  animation: none;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.35;
  }
}

.card__desc {
  color: var(--text-muted);
  font-size: 0.96rem;
  margin-bottom: 26px;
  min-height: 48px;
}

.card__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 13px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 0.94rem;
  background: var(--surface-3);
  color: var(--text);
  transition: background var(--speed-fast) var(--ease), color var(--speed-fast) var(--ease),
    border-color var(--speed-fast) var(--ease), transform var(--speed-med) var(--ease-bounce),
    box-shadow var(--speed-fast) var(--ease);
}

.card__btn:hover,
.card__btn:focus-visible {
  background: linear-gradient(135deg, var(--red), var(--red-bright));
  border-color: var(--red);
  color: #fff5fa;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 26px var(--red-dim);
}

.card__btn:active {
  background: linear-gradient(135deg, var(--red-bright), var(--red));
  transform: translateY(0) scale(0.96);
  box-shadow: 0 0 0 3px var(--red-dim), 0 0 24px var(--red);
  transition: transform 120ms var(--ease), box-shadow 120ms var(--ease),
    background var(--speed-fast) var(--ease);
}

.card__btn--disabled {
  background: transparent;
  color: var(--text-faint);
  border-style: dashed;
  cursor: not-allowed;
}

.card__btn--disabled:hover,
.card__btn--disabled:focus-visible,
.card__btn--disabled:active {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text-faint);
  transform: none;
  box-shadow: none;
}

.card--soon {
  opacity: 0.82;
}

.card--soon .card__icon {
  color: var(--text-faint);
}

.card--soon:hover,
.card--soon:focus-within {
  opacity: 1;
}

/* Techdom gets a slightly more technical treatment, still on-brand pink */
.card--techdom {
  cursor: pointer;
  background: linear-gradient(165deg, var(--surface-2), var(--surface)),
    repeating-linear-gradient(90deg, rgba(255, 31, 61, 0.045) 0 1px, transparent 1px 24px);
}

.card__scanline {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--ash), transparent);
  opacity: 0.5;
  animation: scan 4.5s linear infinite;
}

@keyframes scan {
  0% {
    top: 0%;
  }
  100% {
    top: 100%;
  }
}

/* Card becomes active once a URL is supplied — see script.js */
.card--soon.is-unlocked {
  opacity: 1;
}

.card--soon.is-unlocked .card__status--soon {
  color: var(--red);
}

.card--soon.is-unlocked .card__icon {
  color: var(--red-soft);
}


/* ---------- 8. FOOTER ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 44px 28px;
}

.footer__inner {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer__brand {
  font-family: var(--font-display);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
}

.footer__copy {
  width: 100%;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--text-faint);
  margin-top: 6px;
}

.footer__links {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
}

.footer__links a {
  font-family: var(--font-accent);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--speed-fast) var(--ease);
}

.footer__links a:hover,
.footer__links a:focus-visible {
  color: var(--red);
}

.footer__disabled {
  font-family: var(--font-accent);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-faint);
  cursor: not-allowed;
}

/* ---------- 9. REVEAL UTILITY ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease-bounce);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 10. RESPONSIVE ---------- */
@media (max-width: 860px) {
  .nav__links {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .links__grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 64px 20px 56px;
  }
}

@media (max-width: 480px) {
  .nav__inner {
    padding: 0 18px;
  }

  .hero__cta {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .card {
    padding: 26px 22px;
  }

  .footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ---------- 11. REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .bg-layer__particles {
    display: none;
  }
}