:root {
  --orange: #FF7518;
  --black: #111111;
  --white: #ffffff;
  --cream: #FFF3E6;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--orange);
  color: var(--black);
  font-family: 'Archivo', 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, .logo, .donate-submit, .amount-btn {
  font-family: 'Protest Strike', 'Archivo', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

/* Logo */

.logo {
  color: var(--white);
  font-size: 28px;
  line-height: 1;
}

.logo-proti {
  color: var(--orange);
}

/* Hero */

.hero {
  padding: 0 0 72px;
  border-bottom: 6px solid var(--black);
  text-align: center;
}

.hero-image {
  display: block;
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-bottom: 6px solid var(--black);
  margin-bottom: 56px;
}

.hero-title {
  color: var(--black);
  font-size: clamp(38px, 6.5vw, 72px);
  line-height: 1.02;
  margin-bottom: 20px;
  text-shadow: 3px 3px 0 var(--white);
}

.hero-sub {
  max-width: 720px;
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 600;
  line-height: 1.3;
  margin: 0 auto 40px;
  color: var(--black);
}

/* Donate box */

.donate-box {
  background: var(--white);
  border: 4px solid var(--black);
  box-shadow: 10px 10px 0 var(--black);
  padding: 32px;
  max-width: 560px;
  margin: 0 auto;
  text-align: left;
}

.amount-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.amount-btn {
  background: var(--white);
  border: 3px solid var(--black);
  color: var(--black);
  font-size: 20px;
  padding: 16px 8px;
  cursor: pointer;
  transition: transform 0.1s ease, background 0.15s ease, color 0.15s ease;
}

.amount-btn:hover {
  transform: translateY(-2px);
}

.amount-btn.selected {
  background: var(--black);
  color: var(--orange);
}

.custom-amount {
  margin-bottom: 24px;
}

.custom-amount label {
  display: block;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.custom-amount-input {
  position: relative;
}

.custom-amount-input input {
  width: 100%;
  border: 3px solid var(--black);
  padding: 14px 40px 14px 14px;
  font-size: 18px;
  font-family: inherit;
  font-weight: 600;
  background: var(--cream);
}

.custom-amount-input input:focus {
  outline: 3px solid var(--orange);
  outline-offset: -3px;
}

.euro-sign {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-weight: 700;
  font-size: 18px;
  pointer-events: none;
}

.donate-submit {
  display: block;
  width: 100%;
  background: var(--orange);
  color: var(--black);
  border: 3px solid var(--black);
  font-size: 26px;
  padding: 18px;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  box-shadow: 5px 5px 0 var(--black);
}

.donate-submit:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--black);
}

.donate-submit:active {
  transform: translate(0, 0);
  box-shadow: 2px 2px 0 var(--black);
}

.form-error {
  background: var(--black);
  border: 3px solid var(--black);
  color: var(--orange);
  font-size: 14px;
  font-weight: 700;
  padding: 10px 12px;
  margin-bottom: 16px;
}

.form-error[hidden] {
  display: none;
}

/* Payment step */

.donate-step[hidden] {
  display: none;
}

.pay-lead {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 20px;
  text-align: center;
}

.pay-lead strong {
  font-weight: 800;
  white-space: nowrap;
}

.pay-qr {
  max-width: 260px;
  margin: 0 auto 24px;
  border: 4px solid var(--black);
  background: var(--white);
}

.pay-qr svg {
  display: block;
  width: 100%;
  height: auto;
}

.pay-save {
  margin: -8px 0 22px;
  text-align: center;
}

.pay-save-btn {
  background: var(--white);
  border: 3px solid var(--black);
  box-shadow: 3px 3px 0 var(--black);
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 10px 18px;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease, background 0.15s ease;
}

.pay-save-btn:hover {
  background: var(--orange);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--black);
}

.pay-save-btn:active {
  transform: translate(0, 0);
  box-shadow: 1px 1px 0 var(--black);
}

.pay-save-hint {
  margin-top: 10px;
  font-size: 12px;
  font-weight: 500;
  color: #444;
}

.pay-details {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 16px;
  border-top: 3px solid var(--black);
  padding-top: 18px;
  margin-bottom: 20px;
}

.pay-details dt {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-top: 2px;
}

.pay-details dd {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.copy-btn {
  background: var(--cream);
  border: 2px solid var(--black);
  font-family: inherit;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 2px 7px;
  cursor: pointer;
}

.copy-btn:hover {
  background: var(--orange);
}

.pay-back {
  background: none;
  border: none;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  color: var(--black);
  text-decoration: underline;
  padding: 4px 0;
  cursor: pointer;
}

.pay-back:hover {
  color: var(--orange);
}

/* Section shared */

.section-title {
  font-size: clamp(28px, 4.5vw, 44px);
  color: var(--black);
  margin-bottom: 36px;
  text-shadow: 3px 3px 0 var(--white);
}

.posters .section-title {
  text-align: center;
}

/* Posters */

.posters {
  padding: 64px 0;
  border-bottom: 6px solid var(--black);
}

.poster-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.poster-card {
  box-shadow: 6px 6px 0 var(--black);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.poster-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 9px 9px 0 var(--black);
}

.poster-item {
  position: relative;
  display: block;
  width: 100%;
  border: 4px solid var(--black);
  padding: 0;
  background: var(--black);
  cursor: pointer;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.poster-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.poster-zoom {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(17, 17, 17, 0.45);
  color: var(--white);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.poster-item:hover .poster-zoom,
.poster-item:focus-visible .poster-zoom {
  opacity: 1;
}

.poster-zoom svg {
  width: 34px;
  height: 34px;
  filter: drop-shadow(0 2px 2px rgba(0, 0, 0, 0.5));
}

.download-btn {
  display: block;
  width: 100%;
  background: var(--black);
  color: var(--white);
  font-family: 'Archivo', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  border: 3px solid var(--black);
  border-top: none;
  padding: 8px 10px;
  transition: background 0.15s ease, color 0.15s ease;
}

.download-btn:hover {
  background: var(--orange);
  color: var(--black);
}

/* FAQ */

.faq {
  padding: 64px 0 80px;
}

.faq-list {
  max-width: 780px;
}

.faq-item {
  border-bottom: 3px solid var(--black);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  font-family: inherit;
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 800;
  color: var(--black);
  padding: 22px 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-icon {
  flex: none;
  width: 26px;
  height: 26px;
  border: 3px solid var(--black);
  border-radius: 50%;
  position: relative;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--black);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.faq-icon::before {
  width: 12px;
  height: 2px;
}

.faq-icon::after {
  width: 2px;
  height: 12px;
  transition: transform 0.2s ease;
}

.faq-question[aria-expanded="true"] .faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg) scaleX(0);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.faq-answer p {
  padding-bottom: 24px;
  font-size: 16px;
  font-weight: 500;
  max-width: 700px;
}

/* Footer */

.site-footer {
  background: var(--black);
  color: var(--white);
  padding: 36px 0;
}

.site-footer .logo {
  display: block;
  margin-bottom: 8px;
}

.site-footer p {
  color: #ccc;
  font-size: 14px;
  max-width: 640px;
}

.site-footer a {
  color: var(--orange);
  font-weight: 700;
}

/* Lightbox */

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(17, 17, 17, 0.92);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.lightbox.open {
  display: flex;
}

.lightbox-content {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  max-width: 100%;
  max-height: 100%;
}

.lightbox-content img {
  display: block;
  max-width: 100%;
  max-height: calc(100vh - 160px);
  object-fit: contain;
  border: 4px solid var(--white);
}

.lightbox-download {
  display: block;
  background: var(--orange);
  color: var(--black);
  font-family: 'Protest Strike', 'Archivo', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  text-align: center;
  text-decoration: none;
  font-size: 18px;
  border: 4px solid var(--white);
  border-top: none;
  padding: 14px;
  transition: background 0.15s ease, color 0.15s ease;
}

.lightbox-download:hover {
  background: var(--white);
  color: var(--black);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: var(--orange);
  border: 3px solid var(--black);
  color: var(--black);
  font-size: 28px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  line-height: 1;
}

/* Responsive */

@media (max-width: 760px) {
  .amount-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .poster-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .donate-box {
    padding: 24px;
    box-shadow: 6px 6px 0 var(--black);
  }
}

@media (max-width: 480px) {
  .poster-grid {
    grid-template-columns: 1fr;
  }
}