@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;700&family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,700;1,9..40,400&display=swap');

/* ===== VARIABLES ===== */
:root {
  --bg-primary: #101214;
  --bg-secondary: #171a1e;
  --bg-card: #1f2329;
  --bg-card-hover: #292e36;
  --text-primary: #f2f4f7;
  --text-secondary: #c2c9d1;
  --text-muted: #96a0aa;
  --accent: #f7931a;
  --accent-hover: #e8850f;
  --accent-soft: rgba(247, 147, 26, 0.1);
  --accent-glow: rgba(247, 147, 26, 0.15);
  --border: #353c46;
  --border-hover: #4a5360;
  --success: #22c55e;
  --radius: 8px;
  --radius-lg: 12px;
  --font-display: 'JetBrains Mono', 'Fira Code', monospace;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --sidebar-width: 250px;
  --header-height: 60px;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ===== HEADER / NAV ===== */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-height);
  background: rgba(16, 18, 20, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}

nav {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}
.logo .accent { color: var(--accent); }
.logo:hover { color: var(--text-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 14px;
  padding: 6px 12px;
  border-radius: var(--radius);
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover { color: var(--text-primary); background: var(--bg-card); }

.btn-submit {
  background: var(--accent) !important;
  color: #000 !important;
  font-weight: 700;
  font-size: 13px !important;
  padding: 7px 14px !important;
  border-radius: var(--radius) !important;
}
.btn-submit:hover { background: var(--accent-hover) !important; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
  color: var(--text-primary);
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0; right: 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  flex-direction: column;
  gap: 8px;
  z-index: 99;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  color: var(--text-secondary);
  font-size: 15px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a:hover { color: var(--text-primary); }

/* ===== HERO ===== */
.hero {
  padding: calc(var(--header-height) + 56px) 24px 48px;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  background: linear-gradient(135deg, #fff 40%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.hero .subtitle {
  color: var(--text-secondary);
  font-size: 16px;
  max-width: 560px;
  margin: 0 auto 20px;
  line-height: 1.7;
}

.stats {
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 28px;
}
.stats #project-count,
.stats #category-count {
  color: var(--accent);
  font-weight: 700;
}

.search-container {
  position: relative;
  max-width: 520px;
  margin: 0 auto;
}

.search-container::before {
  content: '⌕';
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 18px;
  pointer-events: none;
}

#search {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 15px;
  padding: 13px 16px 13px 44px;
  border-radius: var(--radius-lg);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
#search::placeholder { color: var(--text-muted); }
#search:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* ===== MAIN CONTENT ===== */
.content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px 80px;
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  gap: 32px;
  align-items: start;
}

/* ===== SIDEBAR FILTROS ===== */
.filters {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.filters h3 {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 10px;
  margin-top: 20px;
}
.filters h3:first-child { margin-top: 0; }

#category-filters,
#language-filters {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 4px;
}

.filter-btn {
  background: none;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 13px;
  padding: 6px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.filter-btn:hover {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border);
}
.filter-btn.active {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: rgba(247, 147, 26, 0.3);
}

.filter-checks {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 4px;
}

.filters label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
  padding: 4px 0;
}
.filters label:hover { color: var(--text-primary); }

.filters input[type="checkbox"] {
  width: 15px;
  height: 15px;
  accent-color: var(--accent);
  cursor: pointer;
}

.filter-reset-btn {
  width: 100%;
  margin-top: 18px;
  padding: 10px 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}

.filter-reset-btn:hover {
  background: var(--bg-card);
  border-color: rgba(247, 147, 26, 0.3);
  color: var(--accent);
  transform: translateY(-1px);
}

.filter-reset-btn:active {
  transform: translateY(0);
}

/* Mobile filter accordion */
.filter-accordion {
  display: none;
  margin-bottom: 20px;
}
.filter-accordion-header {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 500;
  user-select: none;
}
.filter-accordion-header .arrow {
  transition: transform 0.2s;
  color: var(--text-muted);
}
.filter-accordion-header.open .arrow { transform: rotate(180deg); }
.filter-accordion-body {
  display: none;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 16px;
}
.filter-accordion-body.open { display: block; }
.filter-accordion-body #category-filters,
.filter-accordion-body #language-filters {
  flex-direction: row;
  flex-wrap: wrap;
}

/* ===== PROJECTS GRID ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  align-content: start;
}

/* ===== PROJECT CARD ===== */
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s, transform 0.2s;
  opacity: 0;
  transform: translateY(12px);
  animation: cardIn 0.35s ease forwards;
}
.project-card:hover {
  border-color: rgba(247, 147, 26, 0.4);
  box-shadow: 0 4px 24px var(--accent-glow);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

@keyframes cardIn {
  to { opacity: 1; transform: translateY(0); }
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.card-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-width: 0;
}

.card-category {
  font-size: 11px;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(247, 147, 26, 0.2);
  padding: 3px 8px;
  border-radius: 20px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

.card-badges {
  display: flex;
  gap: 5px;
  flex-shrink: 0;
}

.badge {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  letter-spacing: 0.5px;
}
.badge-free {
  background: rgba(34, 197, 94, 0.12);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.25);
}
.badge-oss {
  background: rgba(99, 102, 241, 0.12);
  color: #818cf8;
  border: 1px solid rgba(99, 102, 241, 0.25);
}
.badge-lang {
  background: var(--bg-secondary);
  color: var(--text-muted);
  border: 1px solid var(--border);
  text-transform: uppercase;
}

.card-title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  letter-spacing: -0.3px;
}

.card-description {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex-grow: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.card-meta {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-author {
  font-size: 12px;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-socials {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.card-social-link {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: var(--text-secondary) !important;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  transition: all 0.2s;
}

.card-social-link:hover {
  color: var(--accent) !important;
  border-color: rgba(247, 147, 26, 0.35);
  transform: translateY(-1px);
}

.card-social-link svg {
  width: 12px;
  height: 12px;
  display: block;
  fill: currentColor;
}

.card-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.card-links a {
  font-size: 12px;
  color: var(--text-muted);
  transition: color 0.2s;
}
.card-links a:hover { color: var(--text-primary); }

.card-visit {
  background: var(--accent);
  color: #000 !important;
  font-weight: 700;
  font-size: 12px !important;
  padding: 5px 10px;
  border-radius: var(--radius);
  white-space: nowrap;
  transition: background 0.2s !important;
}
.card-visit:hover { background: var(--accent-hover) !important; }

.card-github {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted) !important;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  width: 30px;
  height: 30px;
  border-radius: var(--radius);
}
.card-github:hover { color: var(--text-primary) !important; border-color: var(--border-hover); }
.card-github svg {
  width: 15px;
  height: 15px;
  fill: currentColor;
}

/* ===== EMPTY STATE ===== */
#empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 24px;
  color: var(--text-muted);
}
#empty-state p { font-size: 15px; }
#empty-state .empty-icon { font-size: 40px; margin-bottom: 16px; }

.hidden { display: none !important; }

/* ===== FAB ===== */
.fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent);
  color: #000;
  font-size: 26px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(247, 147, 26, 0.4);
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  z-index: 90;
  line-height: 1;
}
.fab:hover {
  background: var(--accent-hover);
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(247, 147, 26, 0.5);
  color: #000;
}

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  line-height: 2;
}
footer a { color: var(--text-muted); }
footer a:hover { color: var(--accent); }

/* ===== PAGE HEADER (inner pages) ===== */
.page-header {
  padding: calc(var(--header-height) + 48px) 24px 40px;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 700;
  letter-spacing: -0.8px;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.page-header h1 .accent { color: var(--accent); }
.page-header p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

/* ===== CONTENT PAGE ===== */
.page-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

/* ===== FORM STYLES ===== */
.form-wrap {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 7px;
  letter-spacing: 0.2px;
}
.group-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.form-group label .req { color: var(--accent); }

.form-group input[type="text"],
.form-group input[type="url"],
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 14px;
  padding: 10px 14px;
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

.form-group textarea {
  resize: vertical;
  min-height: 90px;
}

.form-group select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23888' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
.form-group select option { background: var(--bg-card); color: var(--text-primary); }

.char-count {
  display: block;
  text-align: right;
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}
.char-count.warn { color: var(--accent); }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-checks {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.form-checks label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  font-weight: 400 !important;
}
.form-checks input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

.category-picker {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.category-option {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.1s;
}

.category-option:hover {
  border-color: rgba(247, 147, 26, 0.28);
  background: rgba(247, 147, 26, 0.08);
  color: var(--text-primary);
}

.category-option:has(input[type="checkbox"]:checked) {
  border-color: rgba(247, 147, 26, 0.45);
  background: rgba(247, 147, 26, 0.12);
  color: var(--text-primary);
  box-shadow: inset 0 0 0 1px rgba(247, 147, 26, 0.18);
}

.category-option input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  flex-shrink: 0;
}

.category-option span {
  min-width: 0;
  font-size: 13px;
  line-height: 1.35;
}

.category-help {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #000;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  padding: 12px 28px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.form-note {
  margin-top: 16px;
  padding: 12px 16px;
  background: var(--accent-soft);
  border: 1px solid rgba(247, 147, 26, 0.2);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== MODAL DONATIVO ===== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(7, 8, 10, 0.74);
  backdrop-filter: blur(4px);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal-overlay.open { display: flex; }

.modal {
  background: linear-gradient(180deg, rgba(37, 41, 47, 0.96), rgba(23, 26, 30, 0.98));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  max-width: 560px;
  width: 100%;
  position: relative;
  animation: modalIn 0.2s ease;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
  padding: 4px 8px;
  border-radius: var(--radius);
  transition: color 0.2s, background 0.2s;
}
.modal-close:hover { color: var(--text-primary); background: var(--bg-card); }

.modal h2 {
  font-family: var(--font-display);
  font-size: 18px;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.modal-btc-mark {
  color: var(--accent);
}

.modal .modal-sub {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 22px;
  line-height: 1.6;
}

/* ===== DONATE / COPY BLOCKS ===== */
.donate-block {
  margin-bottom: 24px;
}
.donate-block h3 {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.donation-qr-card {
  margin-bottom: 12px;
  padding: 14px;
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.donation-qr-frame {
  width: fit-content;
  margin: 0 auto 12px;
  padding: 12px;
  border-radius: 14px;
  background: #f5f6f8;
  box-shadow: inset 0 0 0 1px rgba(16, 18, 20, 0.05);
}

.donation-qr {
  min-width: 180px;
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.donation-qr img,
.donation-qr canvas {
  display: block;
  margin: 0 auto;
}

.donation-qr-caption {
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.6;
  text-align: center;
}

.copy-row {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  margin-bottom: 8px;
}

.copy-row code {
  font-family: var(--font-display);
  font-size: 11px;
  color: var(--text-primary);
  word-break: break-all;
  flex: 1;
  line-height: 1.5;
}

.btn-copy {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
  flex-shrink: 0;
}
.btn-copy:hover { border-color: var(--accent); color: var(--accent); }
.btn-copy.copied { border-color: var(--success); color: var(--success); }

.donate-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.modal-donate-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.modal-donate-link:hover {
  color: var(--accent);
}

/* ===== ABOUT / INFO SECTIONS ===== */
.info-section {
  margin-bottom: 40px;
}
.info-section h2 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.info-section p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 10px;
}
.info-section ul {
  padding-left: 0;
}
.info-section ul li {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
  padding: 4px 0 4px 16px;
  position: relative;
}
.info-section ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 12px;
}
.info-section a { color: var(--accent); }

/* ===== FOCUS STATES ===== */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .content {
    grid-template-columns: 1fr;
  }
  .filters {
    display: none;
  }
  .filter-accordion {
    display: block;
  }
  .projects-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .hero {
    padding: calc(var(--header-height) + 32px) 16px 36px;
  }
  .hero h1 { font-size: 28px; }

  .content { padding: 0 16px 80px; }

  .projects-grid {
    grid-template-columns: 1fr;
  }
  .form-row { grid-template-columns: 1fr; }
  .category-picker { grid-template-columns: 1fr; }

  .form-wrap { padding: 20px 16px; }

  .page-header { padding: calc(var(--header-height) + 28px) 16px 28px; }
  .page-content { padding: 0 16px 80px; }

  .fab { bottom: 20px; right: 16px; }

  .copy-row { flex-direction: column; align-items: flex-start; }
  .btn-copy { width: 100%; text-align: center; }
  .donation-qr {
    min-width: 160px;
    min-height: 160px;
  }
}