/* ============================================================
   BankBeat Stockholm 2026 — landing page
   Design tokens sourced from the brand handoff (README.md)
   ============================================================ */

:root {
  /* Surfaces */
  --midnight-purple: #1C0F2E; /* primary surface */
  --ink-black:       #0B0710; /* page backdrop behind surface */
  --panel:           #150A24; /* inputs, cards, success card */
  --stripe:          #180D29; /* placeholder stripe */
  --burgundy:        #4D1330; /* partner card */
  --burgundy-border: #6A1E44;

  /* Accent */
  --lime:            #CFFF4F;
  --lime-hover:      #D9FF6E;

  /* Text */
  --ivory:           #F2F1EC; /* primary text + wordmark */
  --muted:           #9D8BBF; /* secondary text, labels */
  --body-soft:       #C9BCDF; /* hero lede */
  --dim:             #6D5A8F; /* fine print, placeholders */
  --burgundy-text:   #E8B9CC; /* partner card body */

  /* Lines */
  --hairline:        #2F2145;
  --hairline-2:      #3A2A52;

  /* Layout */
  --maxw: 1120px;
  --gutter: 40px;

  /* Type */
  --font-display: 'Archivo Black', sans-serif;
  --font-body: 'Archivo', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

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

html, body {
  margin: 0;
  background: var(--ink-black);
  color: var(--ivory);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--lime); color: var(--midnight-purple); }
input::placeholder { color: var(--dim); }

a { color: inherit; }

[hidden] { display: none !important; }

/* ------------------------------------------------------------
   Page shell + decorative glows
   ------------------------------------------------------------ */
.page {
  position: relative;
  min-height: 100vh;
  background: var(--midnight-purple);
  overflow: hidden;
}

/* Glows are the first children of .page: they paint above its background
   but below the sections (which are position:relative, later in DOM). */
.glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.glow--lime {
  top: -260px; right: -160px;
  width: 620px; height: 620px;
  background: radial-gradient(circle, rgba(207,255,79,0.14), transparent 68%);
}
.glow--burgundy {
  bottom: -300px; left: -200px;
  width: 640px; height: 640px;
  background: radial-gradient(circle, rgba(77,19,48,0.6), transparent 70%);
}

/* Shared width container */
.topbar, .hero, .principles, .contact, .footer {
  position: relative;
  max-width: var(--maxw);
  margin: 0 auto;
}

.mono {
  font: 400 11px var(--font-mono);
  letter-spacing: 0.1em;
}
.mono--lime  { color: var(--lime); letter-spacing: 0.14em; }
.mono--muted { color: var(--muted); }

.wordmark { display: block; width: auto; }

/* ------------------------------------------------------------
   Top bar
   ------------------------------------------------------------ */
.topbar {
  padding: 26px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.topbar .wordmark { height: 26px; }
.topbar__meta { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }

/* ------------------------------------------------------------
   Hero
   ------------------------------------------------------------ */
.hero { padding: 70px var(--gutter) 40px; }

.kicker {
  font: 400 12px var(--font-mono);
  color: var(--lime);
  letter-spacing: 0.16em;
  margin: 0;
}

.hero__title {
  font: 400 clamp(40px, 10.5vw, 76px)/0.98 var(--font-display);
  letter-spacing: -0.035em;
  text-transform: uppercase;
  margin: 24px 0 0;
  max-width: 900px;
}
.accent { color: var(--lime); }

.hero__lede {
  font: 400 19px/1.6 var(--font-body);
  color: var(--body-soft);
  max-width: 600px;
  margin: 28px 0 0;
}

/* ------------------------------------------------------------
   Newsletter signup
   ------------------------------------------------------------ */
.signup { margin-top: 44px; max-width: 560px; }

.signup__label {
  font: 400 11px var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.12em;
  margin: 0 0 12px;
}

.signup__form { display: flex; gap: 10px; flex-wrap: wrap; }

.signup__input {
  flex: 1;
  min-width: 240px;
  background: var(--panel);
  border: 1px solid var(--hairline-2);
  border-radius: 10px;
  padding: 16px 18px;
  font: 400 15px var(--font-body);
  color: var(--ivory);
  outline: none;
  transition: border-color .2s;
}
.signup__input:focus { border-color: var(--lime); }
.signup__input:invalid:not(:placeholder-shown) { border-color: var(--burgundy-border); }

.signup__button {
  flex: none;
  background: var(--lime);
  color: var(--midnight-purple);
  border: none;
  border-radius: 10px;
  padding: 0 26px;
  font: 700 14px var(--font-body);
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background .2s, opacity .2s;
}
.signup__button:hover { background: var(--lime-hover); }
.signup__button:disabled { opacity: .6; cursor: default; }

.signup__success {
  background: var(--panel);
  border: 1px solid var(--lime);
  border-radius: 12px;
  padding: 20px 22px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.signup__check {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--lime);
  color: var(--midnight-purple);
  display: flex; align-items: center; justify-content: center;
  font: 700 15px var(--font-body);
  flex: none;
}
.signup__success-title { font: 700 15px var(--font-body); color: var(--ivory); }
.signup__success-sub   { font: 400 13px var(--font-body); color: var(--muted); }

.signup__note {
  font: 400 11px var(--font-mono);
  color: var(--dim);
  margin: 10px 0 0;
  letter-spacing: 0.04em;
}
.signup__status {
  font: 400 12px var(--font-body);
  margin: 8px 0 0;
  min-height: 1em;
}
.signup__status[data-state="error"] { color: var(--burgundy-text); }

/* ------------------------------------------------------------
   Teaser principles
   ------------------------------------------------------------ */
.principles {
  padding: 40px var(--gutter) 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.principle { border-top: 2px solid var(--hairline-2); padding-top: 16px; }
.principle__index {
  font: 400 12px var(--font-mono);
  color: var(--lime);
  letter-spacing: 0.1em;
}
.principle__title {
  font: 400 18px var(--font-display);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin: 10px 0 0;
}
.principle__body {
  font: 400 14px/1.6 var(--font-body);
  color: var(--muted);
  margin: 8px 0 0;
}

/* ------------------------------------------------------------
   Get in touch
   ------------------------------------------------------------ */
.contact { padding: 48px var(--gutter) 20px; }
.contact__label {
  font: 400 12px var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.14em;
  margin: 0;
}
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 18px;
}

.card {
  text-decoration: none;
  border-radius: 14px;
  padding: 30px 32px;
  display: block;
  transition: border-color .2s, transform .2s;
}
.card:hover { border-color: var(--lime); }
.card--speak   { background: var(--panel);    border: 1px solid var(--hairline-2); }
.card--partner { background: var(--burgundy); border: 1px solid var(--burgundy-border); }

.card__title {
  font: 400 26px var(--font-display);
  color: var(--ivory);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin: 0;
}
.card__body { font: 400 14px/1.6 var(--font-body); color: var(--muted); margin: 10px 0 0; }
.card--partner .card__body { color: var(--burgundy-text); }
.card__cta {
  display: block;
  font: 400 12px var(--font-mono);
  color: var(--lime);
  margin-top: 16px;
  letter-spacing: 0.06em;
}

/* ------------------------------------------------------------
   Footer
   ------------------------------------------------------------ */
.footer {
  margin: 56px auto 0;
  padding: 32px var(--gutter) 48px;
  border-top: 1px solid var(--hairline);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 28px;
}
.footer .wordmark { height: 22px; }
.footer__meta {
  font: 400 11px/1.8 var(--font-mono);
  color: var(--dim);
  margin: 14px 0 0;
  letter-spacing: 0.06em;
}

.footer__partners {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-end;
}
.footer__partners-label {
  font: 400 10px var(--font-mono);
  color: var(--dim);
  letter-spacing: 0.14em;
  margin: 0;
}
.partners { display: flex; gap: 12px; flex-wrap: wrap; }

.partner {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 190px;
  height: 58px;
  border: 1px solid var(--hairline-2);
  border-radius: 8px;
  background: var(--panel);
  text-decoration: none;
  transition: border-color .2s;
  overflow: hidden;
}
.partner:hover { border-color: var(--lime); }
.partner img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Placeholder shown until a real logo file is dropped in */
.partner.no-logo {
  border-style: dashed;
  background: repeating-linear-gradient(45deg, var(--panel), var(--panel) 6px, var(--stripe) 6px, var(--stripe) 12px);
}
.partner__ph {
  display: none;
  font: 400 10px/1.4 var(--font-mono);
  color: var(--dim);
  letter-spacing: 0.08em;
  text-align: center;
}
.partner.no-logo img { display: none; }
.partner.no-logo .partner__ph { display: block; }

/* ------------------------------------------------------------
   Entrance animation
   ------------------------------------------------------------ */
@keyframes bb-rise {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.rise { animation: bb-rise .6s ease both; }
.rise--1 { animation-delay: .05s; }
.rise--2 { animation-delay: .12s; }
.rise--3 { animation-delay: .18s; }

@media (prefers-reduced-motion: reduce) {
  .rise { animation: none; }
  .card, .signup__input, .signup__button, .partner { transition: none; }
}

/* ------------------------------------------------------------
   Responsive
   ------------------------------------------------------------ */
@media (max-width: 640px) {
  :root { --gutter: 22px; }

  .hero { padding-top: 48px; }
  .principles { grid-template-columns: 1fr; }
  .contact__grid { grid-template-columns: 1fr; }

  .footer { align-items: flex-start; }
  .footer__partners { align-items: flex-start; }
}