/* ═══════════════════════════════════════════════════════════════
   jr.CorTechX — styles.css
   Dark mode · Silver & Neon Red · Fluid Typography · Responsive
   ═══════════════════════════════════════════════════════════════ */

/* ─── 1. Design Tokens ─────────────────────────────────────────── */
:root {
  /* Colors */
  --clr-bg:          #0d0d0f;
  --clr-surface:     #141418;
  --clr-surface-2:   #1a1a20;
  --clr-border:      rgba(255,255,255,0.07);
  --clr-red:         #ff2244;
  --clr-red-glow:    rgba(255,34,68,0.35);
  --clr-red-dim:     rgba(255,34,68,0.12);
  --clr-silver:      #c8cdd6;
  --clr-silver-dim:  #8a909c;
  --clr-white:       #f0f2f5;
  --clr-text:        #b8bcc6;
  --clr-text-muted:  #70757f;

  /* Typography – fluid scales */
  --fs-xs:   clamp(0.7rem,  1.5vw, 0.85rem);
  --fs-sm:   clamp(0.85rem, 2vw,   1rem);
  --fs-base: clamp(1rem,    2.5vw, 1.125rem);
  --fs-md:   clamp(1.1rem,  3vw,   1.4rem);
  --fs-lg:   clamp(1.4rem,  4vw,   2rem);
  --fs-xl:   clamp(2rem,    5vw,   3.5rem);
  --fs-hero: clamp(2.8rem,  8vw,   7rem);

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  7rem;

  /* Radii */
  --radius-sm:   8px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast:    200ms;
  --dur-mid:     350ms;
  --dur-slow:    600ms;

  /* Shadows */
  --shadow-red:  0 0 40px var(--clr-red-glow), 0 0 80px rgba(255,34,68,0.15);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
}

/* ─── 2. Reset & Base ───────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--clr-bg);
  color: var(--clr-text);
  font-family: 'Outfit', system-ui, sans-serif;
  font-size: var(--fs-base);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

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

/* ─── 3. Layout Utility ─────────────────────────────────────────── */
.container {
  width: min(90%, 1200px);
  margin-inline: auto;
}

.accent { color: var(--clr-red); }

/* ─── 4. Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85em 2em;
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: transform var(--dur-fast) var(--ease-smooth),
              box-shadow var(--dur-fast) var(--ease-smooth),
              background var(--dur-fast) var(--ease-smooth);
  white-space: nowrap;
}

.btn--primary {
  background: var(--clr-red);
  color: #fff;
  box-shadow: 0 0 20px var(--clr-red-glow);
}
.btn--primary:hover,
.btn--primary:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 0 35px var(--clr-red-glow), 0 8px 24px rgba(0,0,0,0.4);
}

.btn--ghost {
  border: 1.5px solid var(--clr-border);
  color: var(--clr-silver);
  background: transparent;
}
.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--clr-red);
  color: var(--clr-white);
  transform: translateY(-3px);
  background: var(--clr-red-dim);
}

/* Focus ring */
:focus-visible {
  outline: 2px solid var(--clr-red);
  outline-offset: 3px;
}

/* ─── 5. Header / Nav ───────────────────────────────────────────── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13,13,15,0.85);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid var(--clr-border);
  transition: box-shadow var(--dur-mid) var(--ease-smooth);
}

.header.scrolled {
  box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1rem;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: 'Outfit', sans-serif;
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--clr-white);
  letter-spacing: -0.02em;
  transition: opacity var(--dur-fast);
}
.nav__logo:hover { opacity: 0.85; }

.nav__logo-img {
  width: clamp(32px, 5vw, 44px);
  height: clamp(32px, 5vw, 44px);
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 14px var(--clr-red-glow);
}

.nav__logo-text { line-height: 1; }

.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.5rem);
}

.nav__link {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--clr-silver-dim);
  transition: color var(--dur-fast);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--clr-red);
  border-radius: 2px;
  transition: width var(--dur-fast) var(--ease-smooth);
}

.nav__link:hover,
.nav__link[aria-current="page"] {
  color: var(--clr-white);
}

.nav__link:hover::after,
.nav__link[aria-current="page"]::after { width: 100%; }

.nav__cta {
  border: 1.5px solid var(--clr-red);
  border-radius: var(--radius-full);
  padding: 0.4em 1.2em;
  color: var(--clr-red) !important;
  font-weight: 600;
  transition: background var(--dur-fast), color var(--dur-fast);
}
.nav__cta:hover {
  background: var(--clr-red);
  color: #fff !important;
}
.nav__cta::after { display: none; }

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  padding: 5px;
}

.bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--clr-silver);
  border-radius: 2px;
  transition: transform var(--dur-mid) var(--ease-smooth),
              opacity var(--dur-mid) var(--ease-smooth),
              background var(--dur-fast);
  transform-origin: center;
}

/* Mobile Nav State */
@media (max-width: 768px) {
  .nav__hamburger { display: flex; }

  .nav__list {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(80vw, 320px);
    height: 100dvh;
    background: var(--clr-surface);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 6rem 2rem 2rem;
    border-left: 1px solid var(--clr-border);
    transition: right var(--dur-slow) var(--ease-smooth);
    z-index: 99;
    box-shadow: -20px 0 60px rgba(0,0,0,0.5);
  }

  .nav__list.open {
    right: 0;
  }

  .nav__list li {
    width: 100%;
    border-bottom: 1px solid var(--clr-border);
  }

  .nav__link {
    display: block;
    padding: 1rem 0;
    font-size: var(--fs-md);
    color: var(--clr-silver);
  }

  .nav__cta {
    margin-top: 1rem;
    display: inline-block;
  }

  .nav__list li:last-child { border: none; }

  /* Hamburger → X animation */
  .nav__hamburger.open .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
    background: var(--clr-red);
  }
  .nav__hamburger.open .bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
  }
  .nav__hamburger.open .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
    background: var(--clr-red);
  }
}

/* Nav Overlay */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  z-index: 98;
  opacity: 0;
  transition: opacity var(--dur-mid);
}
.nav-overlay.active {
  display: block;
  opacity: 1;
}

/* ─── 6. Section Shared ─────────────────────────────────────────── */
section {
  padding-block: var(--space-xl);
}

.section-header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 6vw, 5rem);
}

.section-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-xs);
  color: var(--clr-red);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  padding: 0.35em 1em;
  border: 1px solid var(--clr-red-dim);
  border-radius: var(--radius-full);
  background: var(--clr-red-dim);
}

.section-title {
  font-size: var(--fs-xl);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.section-sub {
  font-size: var(--fs-md);
  color: var(--clr-text-muted);
  max-width: 55ch;
  margin-inline: auto;
}

/* ─── 7. Hero ───────────────────────────────────────────────────── */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: var(--space-xl);
  position: relative;
  overflow: hidden;
}

/* Animated particle grid */
.hero__particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  border-radius: 50%;
  background: var(--clr-red);
  opacity: 0;
  animation: float-particle 8s ease-in-out infinite;
}

.particle:nth-child(1)  { left: 10%; top: 20%; animation-delay: 0s;    animation-duration: 9s; }
.particle:nth-child(2)  { left: 25%; top: 70%; animation-delay: 1.2s;  animation-duration: 7s; }
.particle:nth-child(3)  { left: 40%; top: 30%; animation-delay: 0.5s;  animation-duration: 11s; }
.particle:nth-child(4)  { left: 60%; top: 80%; animation-delay: 2s;    animation-duration: 8s;  width: 3px; height: 3px; }
.particle:nth-child(5)  { left: 75%; top: 15%; animation-delay: 0.8s;  animation-duration: 10s; }
.particle:nth-child(6)  { left: 85%; top: 55%; animation-delay: 1.5s;  animation-duration: 6s; }
.particle:nth-child(7)  { left: 5%;  top: 85%; animation-delay: 2.5s;  animation-duration: 9s; }
.particle:nth-child(8)  { left: 50%; top: 50%; animation-delay: 1s;    animation-duration: 12s; width: 1px; height: 1px; background:#fff; }
.particle:nth-child(9)  { left: 90%; top: 40%; animation-delay: 3s;    animation-duration: 8s; }
.particle:nth-child(10) { left: 30%; top: 10%; animation-delay: 0.3s;  animation-duration: 10s; width: 1px; height: 1px; background:#fff; }
.particle:nth-child(11) { left: 65%; top: 65%; animation-delay: 1.8s;  animation-duration: 7s; }
.particle:nth-child(12) { left: 18%; top: 45%; animation-delay: 4s;    animation-duration: 9s; }

@keyframes float-particle {
  0%   { opacity: 0; transform: translateY(0) scale(1); }
  20%  { opacity: 0.7; }
  80%  { opacity: 0.4; }
  100% { opacity: 0; transform: translateY(-80px) scale(0.5); }
}

/* Radial background glow */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(255,34,68,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 80% 70% at 50% 100%, rgba(255,34,68,0.04) 0%, transparent 60%);
  z-index: 0;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: clamp(2rem, 6vw, 6rem);
}

.hero__text { max-width: 60ch; }

.hero__pre-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-sm);
  color: var(--clr-red);
  opacity: 0.7;
  margin-bottom: 0.5rem;
}

.hero__title {
  font-size: var(--fs-hero);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-bottom: 1rem;
  -webkit-font-smoothing: antialiased;
}

.hero__title-jr   { color: var(--clr-silver-dim); }
.hero__title-cor  { color: var(--clr-white); }
.hero__title-tech { color: var(--clr-silver); }
.hero__title-x    {
  color: var(--clr-red);
  text-shadow: var(--shadow-red);
}

.hero__tagline {
  font-size: var(--fs-md);
  font-style: italic;
  color: var(--clr-silver-dim);
  margin-bottom: 1.25rem;
  font-weight: 300;
}

.hero__desc {
  font-size: var(--fs-base);
  color: var(--clr-text-muted);
  margin-bottom: 2rem;
  max-width: 50ch;
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Hero Visual */
.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__logo-img {
  width: clamp(220px, 35vw, 420px);
  height: clamp(220px, 35vw, 420px);
  object-fit: contain;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 0 40px rgba(255,34,68,0.5));
  animation: hero-float 6s ease-in-out infinite;
}

@keyframes hero-float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-18px); }
}

.hero__glow-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255,34,68,0.2);
  animation: ring-pulse 4s ease-in-out infinite;
}
.hero__glow-ring {
  width: clamp(260px, 40vw, 480px);
  height: clamp(260px, 40vw, 480px);
}
.hero__glow-ring--2 {
  width: clamp(320px, 50vw, 580px);
  height: clamp(320px, 50vw, 580px);
  border-color: rgba(255,34,68,0.1);
  animation-delay: 0.8s;
  animation-duration: 5s;
}
.hero__glow-ring--3 {
  width: clamp(380px, 60vw, 680px);
  height: clamp(380px, 60vw, 680px);
  border-color: rgba(255,34,68,0.06);
  animation-delay: 1.6s;
  animation-duration: 6s;
}

@keyframes ring-pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50%       { transform: scale(1.04); opacity: 1; }
}

/* Scroll hint */
.hero__scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 1;
  animation: fade-in-up 1s ease 1s both;
}

.hero__scroll-hint span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
}

.hero__scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--clr-red), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}

@keyframes scroll-line {
  0%   { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50%  { opacity: 1; transform: scaleY(1); }
  100% { opacity: 0; transform: scaleY(0); transform-origin: bottom; }
}

/* Hero responsive */
@media (max-width: 900px) {
  .hero__content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero__text { max-width: unset; }
  .hero__desc { max-width: unset; }
  .hero__actions { justify-content: center; }
  .hero__visual { order: -1; }
  .hero__logo-img {
    width: clamp(160px, 55vw, 300px);
    height: clamp(160px, 55vw, 300px);
  }
  .hero__glow-ring         { width: clamp(190px, 65vw, 340px); height: clamp(190px, 65vw, 340px); }
  .hero__glow-ring--2      { width: clamp(230px, 78vw, 410px); height: clamp(230px, 78vw, 410px); }
  .hero__glow-ring--3      { width: clamp(270px, 90vw, 480px); height: clamp(270px, 90vw, 480px); }
}

/* ─── 8. Services ───────────────────────────────────────────────── */
.services {
  background: var(--clr-surface);
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--clr-red), transparent);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: clamp(1rem, 3vw, 2rem);
}

/* Cards */
.card {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 2.25rem);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: transform var(--dur-mid) var(--ease-smooth),
              border-color var(--dur-mid) var(--ease-smooth),
              box-shadow var(--dur-mid) var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

.card::after {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--clr-red), transparent);
  opacity: 0;
  transition: opacity var(--dur-mid);
}

.card:hover {
  transform: translateY(-8px);
  border-color: rgba(255,34,68,0.3);
  box-shadow: var(--shadow-card), 0 0 40px rgba(255,34,68,0.08);
}

.card:hover::after { opacity: 1; }

.card__icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(52px, 8vw, 64px);
  height: clamp(52px, 8vw, 64px);
  background: var(--clr-red-dim);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,34,68,0.2);
  flex-shrink: 0;
  transition: background var(--dur-mid), box-shadow var(--dur-mid);
}

.card:hover .card__icon-wrap {
  background: rgba(255,34,68,0.2);
  box-shadow: 0 0 20px rgba(255,34,68,0.2);
}

.card__icon {
  width: clamp(26px, 4vw, 32px);
  height: clamp(26px, 4vw, 32px);
  color: var(--clr-red);
}

.card__tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-xs);
  color: var(--clr-red);
  opacity: 0.8;
  letter-spacing: 0.06em;
}

.card__title {
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--clr-white);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-top: 0.25rem;
}

.card__desc {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  line-height: 1.75;
  flex-grow: 1;
}

.card__features {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 0.5rem;
  border-top: 1px solid var(--clr-border);
  padding-top: 1.25rem;
}

.card__features li {
  font-size: var(--fs-xs);
  color: var(--clr-silver-dim);
  padding-left: 1.25rem;
  position: relative;
}

.card__features li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--clr-red);
  font-size: 0.7em;
  top: 0.1em;
}

/* ─── 9. About ──────────────────────────────────────────────────── */
.about {
  background: var(--clr-bg);
  position: relative;
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(200,205,214,0.15), transparent);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}

.about__visual {
  position: sticky;
  top: 6rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.about__img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  padding: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__logo {
  width: clamp(140px, 25vw, 220px);
  height: auto;
  filter: drop-shadow(0 0 30px rgba(255,34,68,0.4));
  animation: hero-float 7s ease-in-out infinite;
}

.about__badge {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  background: var(--clr-red);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  text-align: center;
  box-shadow: 0 4px 20px rgba(255,34,68,0.4);
}

.about__badge-num {
  display: block;
  font-size: var(--fs-md);
  font-weight: 800;
  line-height: 1;
}
.about__badge-label {
  font-size: var(--fs-xs);
  opacity: 0.85;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.stat {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
  transition: border-color var(--dur-fast), transform var(--dur-fast);
}

.stat:hover {
  border-color: rgba(255,34,68,0.3);
  transform: translateY(-4px);
}

.stat__num {
  display: block;
  font-size: var(--fs-lg);
  font-weight: 800;
  color: var(--clr-red);
  line-height: 1.1;
}

.stat__label {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* About pillars */
.about__content {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.about__pillar {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.75rem;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--dur-mid), transform var(--dur-mid), box-shadow var(--dur-mid);
}

.about__pillar:hover {
  border-color: rgba(255,34,68,0.25);
  transform: translateX(8px);
  box-shadow: var(--shadow-card);
}

.about__pillar-icon {
  font-size: clamp(1.5rem, 3vw, 2rem);
  flex-shrink: 0;
  line-height: 1;
  filter: grayscale(0.3);
}

.about__pillar-title {
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 0.6rem;
}

.about__pillar-text {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  line-height: 1.8;
}

.about__pillar-text strong {
  color: var(--clr-silver);
  font-weight: 600;
}

.about__cta { margin-top: 1rem; }

/* About responsive */
@media (max-width: 900px) {
  .about__grid {
    grid-template-columns: 1fr;
  }
  .about__visual { position: static; }
  .about__pillar:hover { transform: translateY(-4px) translateX(0); }
}

/* ─── 10. Footer ────────────────────────────────────────────────── */
.footer {
  background: var(--clr-surface);
  border-top: 1px solid var(--clr-border);
  padding-block: clamp(3rem, 6vw, 5rem);
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  margin-bottom: 3rem;
}

.footer__tagline {
  margin-top: 0.75rem;
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  font-style: italic;
  max-width: 30ch;
}

.footer__heading {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--clr-silver-dim);
  margin-bottom: 1rem;
  font-family: 'JetBrains Mono', monospace;
}

.footer__links ul,
.footer__contact ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__links a,
.footer__contact a {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  transition: color var(--dur-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer__links a:hover,
.footer__contact a:hover {
  color: var(--clr-red);
}

.footer__contact svg {
  opacity: 0.7;
  flex-shrink: 0;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--clr-border);
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
}

.footer__bottom strong { color: var(--clr-silver); }
.footer__credit { color: var(--clr-text-muted); font-style: italic; }

@media (max-width: 768px) {
  .footer__inner {
    grid-template-columns: 1fr;
  }
  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ─── 11. Animations & Utilities ────────────────────────────────── */
@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Scroll reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--dur-slow) var(--ease-smooth),
              transform var(--dur-slow) var(--ease-smooth);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
[data-reveal-group] > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--dur-slow) var(--ease-smooth),
              transform var(--dur-slow) var(--ease-smooth);
}

[data-reveal-group].revealed > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: none; }
[data-reveal-group].revealed > *:nth-child(2) { transition-delay: 0.15s; opacity: 1; transform: none; }
[data-reveal-group].revealed > *:nth-child(3) { transition-delay: 0.25s; opacity: 1; transform: none; }
[data-reveal-group].revealed > *:nth-child(4) { transition-delay: 0.35s; opacity: 1; transform: none; }

/* ─── 12. Large Screen (TV) Enhancements ──────────────────────── */
@media (min-width: 1800px) {
  .container { width: min(85%, 1600px); }
  section { padding-block: 10rem; }
}

/* ─── 13. Prefers Reduced Motion ────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ─── 14. Selection ─────────────────────────────────────────────── */
::selection {
  background: rgba(255,34,68,0.3);
  color: var(--clr-white);
}