/* ===================================================
   BAKO CARD FEST — styles.css
   Single stylesheet; organized by section.
   All values reference CSS custom properties — no
   hard-coded hex values outside the :root token block.
   =================================================== */

/* ===== DESIGN TOKENS ===== */
@font-face {
  font-family: 'Bangers';
  src: url('assets/fonts/Bangers.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Background */
  --color-bg:           #0a0a12;
  --color-bg-section:   #0f0f1a;

  /* Typography */
  --color-title:        #e53e3e;
  --color-accent:       #dd6b20;
  --color-callout:      #c6f135;
  --color-body:         #e2e8f0;
  --color-muted:        #94a3b8;

  /* Interactive */
  --color-cta-primary:  #e53e3e;
  --color-cta-hover:    #c53030;
  --color-cta-text:     #ffffff;

  /* Form / UI */
  --color-input-bg:     #1a1a2e;
  --color-error:        #fc8181;

  /* Typography scale */
  --font-display:       'Bangers', system-ui, sans-serif;
  --font-body:          -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ===== CSS RESET ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body,
h1, h2, h3, h4,
p, ul, ol, figure, blockquote {
  margin: 0;
  padding: 0;
}

/* ===== BASE ===== */
body {
  background-color: var(--color-bg);
  color: var(--color-body);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
}

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

a {
  color: var(--color-callout);
  text-decoration: underline;
}

a:hover,
a:focus {
  color: var(--color-accent);
}

/* ===== SHARED BUTTON STYLES ===== */
.btn {
  display: inline-block;
  min-height: 44px;
  padding: 0.65rem 1.5rem;
  border: none;
  border-radius: 4px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.05em;
  text-decoration: none;
  cursor: pointer;
  text-align: center;
  transition: background-color 0.15s ease, opacity 0.15s ease;
}

.btn-primary {
  background-color: var(--color-cta-primary);
  color: var(--color-cta-text);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-cta-hover);
  color: var(--color-cta-text);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-cta-primary);
  border: 2px solid var(--color-cta-primary);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-cta-primary);
  color: var(--color-cta-text);
}

/* ===== HERO ===== */
.hero {
  min-height: 100svh;
  padding: 2.5rem 1.25rem 2rem;
  background-color: var(--color-bg);
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(229, 62, 62, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(100, 60, 180, 0.15) 0%, transparent 55%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
}

.hero__inner {
  width: 100%;
  max-width: 900px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.hero__eyebrow {
  font-family: var(--font-display);
  font-size: clamp(1rem, 3.5vw, 1.4rem);
  color: var(--color-accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 11vw, 6.5rem);
  color: var(--color-title);
  line-height: 0.95;
  letter-spacing: 0.02em;
  text-shadow:
    0 0 20px rgba(229, 62, 62, 0.7),
    0 0 60px rgba(229, 62, 62, 0.35);
}

.hero__callout {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 4.5vw, 2rem);
  color: var(--color-callout);
  letter-spacing: 0.04em;
}

.hero__detail {
  font-size: 1rem;
  color: var(--color-body);
  margin-top: 0.1rem;
}

.hero__detail--muted {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.hero__tagline {
  font-family: var(--font-display);
  font-size: clamp(1rem, 3vw, 1.35rem);
  color: var(--color-accent);
  letter-spacing: 0.08em;
  margin-top: 0.25rem;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

/* ===== EVENT DETAILS ===== */
.details {
  background-color: var(--color-bg-section);
  padding: 3rem 1.25rem;
}

.details__inner {
  max-width: 900px;
  margin: 0 auto;
}

.details__heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 2.75rem);
  color: var(--color-title);
  letter-spacing: 0.03em;
  margin-bottom: 1.25rem;
}

.details__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.details__info p {
  margin-bottom: 0.4rem;
  color: var(--color-body);
}

.details__info .label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-muted);
  display: block;
  margin-bottom: 0.1rem;
}

.details__info .value--callout {
  color: var(--color-callout);
  font-weight: 600;
}

.details__map-link {
  display: inline-block;
  margin-top: 1rem;
  color: var(--color-callout);
  font-weight: 600;
}

.cofounder-link {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
}

.cofounder-link:hover,
.cofounder-link:focus {
  color: var(--color-callout);
  text-decoration: underline;
}

.flyer-img {
  width: 100%;
  max-width: 480px;
  border-radius: 6px;
  box-shadow: 0 4px 32px rgba(0, 0, 0, 0.6);
  margin: 0 auto;
}

/* ===== COFOUNDERS ===== */
.cofounders {
  background-color: var(--color-bg-section);
  padding: 3rem 1.25rem;
}

.cofounders__inner {
  max-width: 900px;
  margin: 0 auto;
}

.cofounders__heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 2.75rem);
  color: var(--color-title);
  letter-spacing: 0.03em;
  margin-bottom: 1rem;
}

.cofounders__blurb {
  color: var(--color-body);
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 680px;
  margin-bottom: 1.5rem;
}

.cofounders__handles {
  font-size: 1.1rem;
}

.cofounder-link--large {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
}

/* ===== CONTACT ===== */
.contact {
  background-color: var(--color-bg);
  padding: 3rem 1.25rem;
}

.contact__inner {
  max-width: 600px;
  margin: 0 auto;
}

.contact__heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 2.75rem);
  color: var(--color-title);
  letter-spacing: 0.03em;
  margin-bottom: 0.5rem;
}

.contact__sub {
  color: var(--color-muted);
  margin-bottom: 2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 1.25rem;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-body);
  letter-spacing: 0.04em;
}

.form-group input,
.form-group select,
.form-group textarea {
  background-color: var(--color-input-bg);
  color: var(--color-body);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 4px;
  padding: 0.65rem 0.875rem;
  font-family: var(--font-body);
  font-size: 1rem;
  min-height: 44px;
  width: 100%;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(221, 107, 32, 0.3);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group select option {
  background-color: var(--color-input-bg);
  color: var(--color-body);
}

.form__submit {
  width: 100%;
  font-size: 1.2rem;
}

#form-success {
  background-color: rgba(198, 241, 53, 0.1);
  border: 1px solid var(--color-callout);
  border-radius: 4px;
  padding: 1rem 1.25rem;
  color: var(--color-callout);
  margin-top: 1rem;
}

#form-error {
  background-color: rgba(252, 129, 129, 0.1);
  border: 1px solid var(--color-error);
  border-radius: 4px;
  padding: 1rem 1.25rem;
  color: var(--color-error);
  margin-top: 1rem;
}

/* ===== FOOTER ===== */
.footer {
  background-color: var(--color-bg-section);
  padding: 1.5rem 1.25rem;
  text-align: center;
  color: var(--color-muted);
  font-size: 0.875rem;
}

/* ===== RESPONSIVE BREAKPOINTS ===== */
@media (min-width: 640px) {
  .hero {
    padding: 3rem 2.5rem;
  }

  .details {
    padding: 4rem 2.5rem;
  }

  .details__grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .flyer-img {
    max-width: 100%;
    margin: 0;
  }

  .contact {
    padding: 4rem 2.5rem;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding: 4rem 4rem;
  }

  .details__inner,
  .contact__inner {
    padding: 0;
  }

  .hero__title {
    font-size: clamp(5rem, 9vw, 7rem);
  }
}