/* ==========================================================================
   Black Star Media & Entertainment — Design System
   Apple-inspired, dark cinematic. Hand-authored, no build step.
   ========================================================================== */

/* ---------- 1. Brand tokens ------------------------------------------------ */
:root {
  /* Core palette (from brand brief) */
  --color-black:        #000000;   /* pure black canvas (Grok/xAI mono) */
  --color-white:        #FFFFFF;
  --color-gold:         #E50914;   /* brand accent — vivid red (CTAs, active, star) */
  --color-gold-bright:  #FF2A36;   /* hover state for accent */
  --color-surface:      #16181C;   /* raised panel surface */
  --color-surface-2:    #0E1013;   /* slightly deeper panel */
  --color-muted:        #71767B;   /* cool secondary gray */
  --color-line:         rgba(255, 255, 255, 0.10); /* hairline borders */
  --color-line-strong:  rgba(255, 255, 255, 0.18);

  /* Typography */
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body:    'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono:    'Space Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Fluid type scale (clamp = mobile min .. desktop max) */
  --fs-eyebrow: 0.78rem;
  --fs-body:    1.0625rem;
  --fs-lead:    clamp(1.15rem, 1rem + 0.8vw, 1.5rem);
  --fs-h3:      clamp(1.5rem, 1.2rem + 1.4vw, 2.25rem);
  --fs-h2:      clamp(2.1rem, 1.4rem + 3vw, 4rem);
  --fs-hero:    clamp(2.8rem, 1.5rem + 6vw, 6.5rem);

  /* Spacing & layout */
  --space-section: clamp(5rem, 3rem + 8vw, 9rem);
  --container:     1200px;
  --container-narrow: 820px;
  --radius:        14px;
  --radius-lg:     22px;
  --radius-pill:   999px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur:  0.6s;

  /* Nav */
  --nav-h: 64px;
}

/* ---------- 2. Reset ------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--color-white);
  background-color: var(--color-black);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, picture, svg, video, iframe { display: block; max-width: 100%; }
img, video { height: auto; }

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: none; }
ul { list-style: none; padding: 0; }

:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 3. Typography helpers ----------------------------------------- */
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.05; letter-spacing: -0.02em; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-eyebrow);
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  display: inline-block;
  margin-bottom: 1.1rem;
}

.lead { font-size: var(--fs-lead); color: rgba(255,255,255,0.78); line-height: 1.5; }
.muted { color: var(--color-muted); }
.gold { color: var(--color-gold); }

/* ---------- 4. Layout primitives ------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 2.5rem);
}
.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--space-section); position: relative; }
.section--surface { background: var(--color-surface-2); }
.section-head { max-width: 640px; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-title { font-size: var(--fs-h2); }
.section-sub { margin-top: 1.1rem; }

/* ---------- 5. Buttons ----------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-pill);
  font-size: 0.98rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: transform var(--dur) var(--ease), background-color .3s var(--ease),
              color .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
  will-change: transform;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--gold { background: var(--color-gold); color: var(--color-black); }
.btn--gold:hover { background: var(--color-gold-bright); box-shadow: 0 10px 30px rgba(229,9,20,0.28); }

.btn--gold-outline { border: 1px solid var(--color-gold); color: var(--color-gold); }
.btn--gold-outline:hover { background: var(--color-gold); color: var(--color-black); }

.btn--light { background: var(--color-white); color: var(--color-black); }
.btn--light:hover { background: #f0f0f0; }

.btn--ghost { color: var(--color-white); border: 1px solid var(--color-line-strong); }
.btn--ghost:hover { border-color: var(--color-white); }

/* Text link with sliding underline */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 500;
  color: var(--color-white);
  position: relative;
  padding-bottom: 2px;
}
.link-arrow::after {
  content: "";
  position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--color-gold);
  transform: scaleX(0); transform-origin: left;
  transition: transform .4s var(--ease);
}
.link-arrow:hover { color: var(--color-gold); }
.link-arrow:hover::after { transform: scaleX(1); }
.link-arrow .chev { transition: transform .4s var(--ease); }
.link-arrow:hover .chev { transform: translateX(4px); }

/* ---------- 6. Navigation -------------------------------------------------- */
.nav {
  position: fixed; inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex; align-items: center;
  background: transparent;
  transition: background-color .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(10,10,10,0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--color-line);
}
.nav__inner {
  width: 100%; max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 2.5rem);
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
}

/* Wordmark */
.wordmark { display: inline-flex; align-items: center; gap: 0.5em; font-family: var(--font-body); font-size: 1.06rem; letter-spacing: 0.02em; }
.wordmark__logo { height: 2.1em; width: auto; }
.wordmark .w-black { font-weight: 800; }
.wordmark .w-star  { color: var(--color-gold); font-weight: 700; }
.wordmark .w-media { font-weight: 300; opacity: 0.85; }

.nav__links { display: flex; align-items: center; gap: 1.75rem; }
.nav__link { font-size: 0.95rem; color: rgba(255,255,255,0.82); transition: color .3s var(--ease); position: relative; }
.nav__link:hover, .nav__link.is-active { color: var(--color-white); }
.nav__actions { display: flex; align-items: center; gap: 1rem; }

/* Hamburger */
.nav__toggle { display: none; width: 28px; height: 22px; position: relative; }
.nav__toggle span { position: absolute; left: 0; width: 100%; height: 2px; background: var(--color-white); transition: transform .35s var(--ease), opacity .35s var(--ease); }
.nav__toggle span:nth-child(1) { top: 2px; }
.nav__toggle span:nth-child(2) { top: 10px; }
.nav__toggle span:nth-child(3) { top: 18px; }
body.menu-open .nav__toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
body.menu-open .nav__toggle span:nth-child(2) { opacity: 0; }
body.menu-open .nav__toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Mobile overlay menu */
.mobile-menu {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(10,10,10,0.97);
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  display: flex; flex-direction: column; justify-content: center;
  padding: 6rem 2rem 3rem;
  opacity: 0; visibility: hidden; transition: opacity .4s var(--ease), visibility .4s var(--ease);
}
body.menu-open .mobile-menu { opacity: 1; visibility: visible; }
.mobile-menu a {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 9vw, 2.6rem);
  padding: 0.5rem 0;
  opacity: 0; transform: translateY(20px);
  transition: opacity .5s var(--ease), transform .5s var(--ease), color .3s var(--ease);
}
.mobile-menu a:hover { color: var(--color-gold); }
body.menu-open .mobile-menu a { opacity: 1; transform: translateY(0); }
/* staggered reveal */
body.menu-open .mobile-menu a:nth-child(1) { transition-delay: .08s; }
body.menu-open .mobile-menu a:nth-child(2) { transition-delay: .14s; }
body.menu-open .mobile-menu a:nth-child(3) { transition-delay: .20s; }
body.menu-open .mobile-menu a:nth-child(4) { transition-delay: .26s; }
body.menu-open .mobile-menu a:nth-child(5) { transition-delay: .32s; }
body.menu-open .mobile-menu a:nth-child(6) { transition-delay: .38s; }

/* ---------- 7. Hero -------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; align-items: center;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 50% -10%, rgba(229,9,20,0.14), transparent 55%),
    var(--color-black);
}
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; }
.hero__inner { position: relative; z-index: 2; padding-top: var(--nav-h); }
.hero__logo { height: clamp(96px, 17vw, 168px); width: auto; margin-bottom: 1.6rem; }
.hero__title { font-size: var(--fs-hero); max-width: 16ch; }
.hero__sub { margin-top: 1.6rem; max-width: 44ch; }
.hero__cta { margin-top: 2.6rem; display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }

.scroll-cue {
  position: absolute; left: 50%; bottom: 2rem; transform: translateX(-50%);
  z-index: 2; color: rgba(255,255,255,0.5);
  display: flex; flex-direction: column; align-items: center; gap: 0.4rem;
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.2em; text-transform: uppercase;
}
.scroll-cue .chev { animation: bob 1.8s var(--ease) infinite; }
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(6px); } }

/* ---------- 8. Cards & grids ---------------------------------------------- */
.grid { display: grid; gap: 1.5rem; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* Venture card — full-bleed media with overlay */
.venture {
  position: relative; overflow: hidden;
  border-radius: var(--radius-lg);
  min-height: 340px;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 1.8rem;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  isolation: isolate;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
}
.venture__bg {
  position: absolute; inset: 0; z-index: -2;
  background-size: cover; background-position: center;
  /* fallback gradient until real photography is dropped in */
  background-image: linear-gradient(135deg, #2a2a2e, #131315);
  transition: transform .7s var(--ease);
}
.venture__scrim { position: absolute; inset: 0; z-index: -1; background: linear-gradient(to top, rgba(10,10,10,0.92) 0%, rgba(10,10,10,0.35) 55%, rgba(10,10,10,0.15) 100%); }
.venture:hover { transform: translateY(-6px); border-color: var(--color-line-strong); box-shadow: 0 24px 60px rgba(0,0,0,0.5); }
.venture:hover .venture__bg { transform: scale(1.06); }
.venture__kicker { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--color-gold); }
.venture__name { font-size: var(--fs-h3); margin-top: 0.4rem; }
.venture__tag { color: rgba(255,255,255,0.74); margin-top: 0.5rem; font-size: 0.98rem; }
.venture__line { height: 2px; width: 0; background: var(--color-gold); margin-top: 1.1rem; transition: width .5s var(--ease); }
.venture:hover .venture__line { width: 56px; }

/* Generic feature/value/workshop card */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.8rem;
  transition: transform .5s var(--ease), border-color .5s var(--ease), box-shadow .5s var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: var(--color-line-strong); box-shadow: 0 18px 44px rgba(0,0,0,0.4); }
.card__num { font-family: var(--font-mono); color: var(--color-gold); font-size: 0.8rem; letter-spacing: 0.1em; }
.card__title { font-family: var(--font-display); font-size: 1.35rem; margin: 0.6rem 0 0.5rem; }
.card__body { color: rgba(255,255,255,0.7); font-size: 0.98rem; }

/* Tick list (benefits / feature list) */
.ticks { list-style: none; margin: 1.6rem 0 0; padding: 0; display: grid; gap: 0.7rem; }
.ticks li { position: relative; padding-left: 1.8rem; color: rgba(255,255,255,0.78); font-size: 1rem; }
.ticks li::before { content: "\2713"; position: absolute; left: 0; top: 0; color: var(--color-gold); font-weight: 700; }

/* ---------- 9. Embeds ------------------------------------------------------ */
.embed { position: relative; width: 100%; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--color-line); background: var(--color-surface-2); }
.embed--16x9 { aspect-ratio: 16 / 9; }
.embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* Lazy embed placeholder (click/scroll to load) */
.embed-lazy {
  position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius);
  border: 1px solid var(--color-line);
  background: linear-gradient(135deg, #222226, #131315);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; overflow: hidden;
}
.embed-lazy__play {
  width: 68px; height: 68px; border-radius: 50%;
  background: rgba(229,9,20,0.92); color: var(--color-white);
  display: grid; place-items: center;
  transition: transform .4s var(--ease), background .3s var(--ease);
}
.embed-lazy:hover .embed-lazy__play { transform: scale(1.08); background: var(--color-gold-bright); }
.embed-lazy__label { position: absolute; bottom: 1rem; left: 1rem; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.7); }
.embed-lazy__chip {
  position: absolute; top: 0.9rem; left: 0.9rem;
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-white); background: rgba(0,0,0,0.55);
  border: 1px solid rgba(255,255,255,0.18); border-radius: 999px;
  padding: 0.3rem 0.7rem; backdrop-filter: blur(6px);
}
.embed-lazy__chip--right { left: auto; right: 0.9rem; color: var(--color-gold-bright); border-color: rgba(229,9,20,0.4); }

/* Channel card — wraps a featured embed with identity + description */
.channel {
  display: flex; flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .5s var(--ease), border-color .5s var(--ease), box-shadow .5s var(--ease);
}
.channel:hover { transform: translateY(-5px); border-color: var(--color-line-strong); box-shadow: 0 22px 54px rgba(0,0,0,0.5); }
.channel .embed-lazy,
.channel .embed { border-left: 0; border-right: 0; border-radius: 0; border-top: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); }
.channel__head { display: flex; align-items: center; gap: 0.75rem; padding: 1.1rem 1.25rem; }
.channel__mark {
  flex: none; width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center;
  color: var(--color-gold); background: rgba(229,9,20,0.12);
  border: 1px solid rgba(229,9,20,0.3);
}
.channel__id { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; flex: 1 1 auto; }
.channel__name { font-family: var(--font-display); font-size: 1.18rem; }
.channel__handle { font-family: var(--font-mono); font-size: 0.7rem; color: var(--color-muted); }
.channel__foot { padding: 1.2rem 1.3rem 1.4rem; display: flex; flex-direction: column; gap: 1rem; }
.channel__desc { color: rgba(255,255,255,0.7); font-size: 0.96rem; margin: 0; }

/* Spotify strip */
.spotify-strip { background: var(--color-surface); border-radius: var(--radius-lg); padding: clamp(1.5rem, 4vw, 2.5rem); border: 1px solid var(--color-line); }
.spotify-strip iframe { border-radius: 12px; }

/* ---------- 10. Split / about / contact ----------------------------------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.split__visual { aspect-ratio: 4 / 3; border-radius: var(--radius-lg); border: 1px solid var(--color-line); background: linear-gradient(135deg, #1b1f25, #0a0b0d); position: relative; overflow: hidden; }
.split__visual .badge { position: absolute; inset: auto auto 1.2rem 1.2rem; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-gold); }

/* Contact form */
.form { display: grid; gap: 1.1rem; }
.form__row { display: grid; gap: 1.1rem; grid-template-columns: 1fr 1fr; }
.field { display: grid; gap: 0.45rem; }
.field label { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-muted); }
.field input, .field select, .field textarea {
  font: inherit; font-size: 1rem; color: var(--color-white);
  background: var(--color-surface); border: 1px solid var(--color-line);
  border-radius: 10px; padding: 0.85rem 1rem; transition: border-color .3s var(--ease), background .3s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--color-gold); background: #202024; }
.field textarea { resize: vertical; min-height: 140px; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%236E6E73' stroke-width='2'%3E%3Cpath d='M3 5l4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; }

/* ---------- 11. Ad slots --------------------------------------------------- */
.ad-slot { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; margin-inline: auto; }
.ad-slot__label { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; color: rgba(110,110,115,0.6); }
.ad-slot__box {
  width: 100%; display: grid; place-items: center;
  border: 1px dashed var(--color-line-strong); border-radius: 8px;
  background: rgba(255,255,255,0.015);
  color: var(--color-muted); font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em;
}
.ad-slot--leaderboard .ad-slot__box { max-width: 728px; min-height: 90px; }
.ad-slot--rectangle  .ad-slot__box { max-width: 300px; min-height: 250px; }
.ad-slot--billboard  .ad-slot__box { max-width: 970px; min-height: 90px; }

/* ---------- 12. Footer ----------------------------------------------------- */
.footer { background: var(--color-surface-2); border-top: 1px solid var(--color-line); padding-block: clamp(3rem, 6vw, 5rem) 2rem; }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr; gap: 3rem; padding-bottom: 2.5rem; border-bottom: 1px solid var(--color-line); }
.footer__tag { color: var(--color-muted); margin-top: 1rem; max-width: 34ch; }
.footer__meta { color: var(--color-muted); font-size: 0.86rem; margin-top: 1.2rem; line-height: 1.7; }
.footer__cols { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.footer__col h4 { font-family: var(--font-mono); font-weight: 400; font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-gold); margin-bottom: 1rem; }
.footer__col a { display: block; color: rgba(255,255,255,0.72); font-size: 0.95rem; padding: 0.28rem 0; transition: color .3s var(--ease); }
.footer__col a:hover { color: var(--color-white); }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-top: 1.8rem; color: var(--color-muted); font-size: 0.82rem; }
.footer__bottom a { color: var(--color-muted); }
.footer__bottom a:hover { color: var(--color-white); }

.social { display: flex; gap: 0.9rem; flex-wrap: wrap; }
.social a { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--color-line); color: rgba(255,255,255,0.8); transition: border-color .3s var(--ease), color .3s var(--ease), transform .3s var(--ease); }
.social a:hover { border-color: var(--color-gold); color: var(--color-gold); transform: translateY(-2px); }

/* ---------- 13. Scroll reveal --------------------------------------------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }

/* ---------- 14. Responsive ------------------------------------------------- */
@media (max-width: 980px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .nav__links, .nav__actions .btn { display: none; }
  .nav__toggle { display: block; }
  .split { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 2.5rem; }
  .form__row { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .footer__cols { grid-template-columns: 1fr; }
}

/* ---------- 15. Accessibility: reduced motion ----------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Utility */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.center { text-align: center; }
.mt-2 { margin-top: 2rem; }