/* ArteConcreto Downloads – Frontend Styles */
:root {
  --acd-black: #1a1a1a;
  --acd-white: #ffffff;
  --acd-gray:  #f5f5f0;
  --acd-gray2: #e8e8e2;
  --acd-text:  #3a3a3a;
  --acd-muted: #888;
  --acd-accent:#1a1a1a;
  --acd-radius: 4px;
  --acd-font:   Georgia, 'Times New Roman', serif;
  --acd-sans:   Arial, Helvetica, sans-serif;
}

/* ── GRID ─────────────────────────────────────────── */
.acd-wrap { width:100%; }

.acd-category { margin-bottom: 48px; }

.acd-cat-title {
  font-family: var(--acd-font);
  font-size: 13px;
  font-weight: normal;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--acd-muted);
  margin: 0 0 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--acd-gray2);
}

.acd-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

/* ── CARD ─────────────────────────────────────────── */
.acd-card {
  background: var(--acd-white);
  border: 1px solid var(--acd-gray2);
  border-radius: var(--acd-radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: box-shadow .2s, transform .2s;
}
.acd-card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,.08);
  transform: translateY(-2px);
}
.acd-card__icon {
  width: 36px;
  height: 36px;
  color: var(--acd-black);
  opacity: .7;
}
.acd-card__icon svg { width:100%; height:100%; }
.acd-card__body { flex:1; }
.acd-card__title {
  font-family: var(--acd-font);
  font-size: 16px;
  font-weight: normal;
  color: var(--acd-black);
  margin: 0 0 6px;
}
.acd-card__desc {
  font-family: var(--acd-sans);
  font-size: 13px;
  color: var(--acd-muted);
  margin: 0;
  line-height: 1.5;
}
.acd-btn-download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--acd-black);
  color: var(--acd-white);
  border: none;
  border-radius: var(--acd-radius);
  padding: 10px 18px;
  font-family: var(--acd-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .03em;
  cursor: pointer;
  transition: background .15s, transform .1s;
  width: 100%;
  justify-content: center;
}
.acd-btn-download svg { width:15px; height:15px; }
.acd-btn-download:hover { background: #333; transform: translateY(-1px); }

.acd-empty { font-family: var(--acd-sans); color: var(--acd-muted); }

/* ── MODAL ────────────────────────────────────────── */
.acd-modal {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s;
}
.acd-modal.is-open {
  opacity: 1;
  pointer-events: all;
}
.acd-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(3px);
}
.acd-modal__box {
  position: relative;
  background: var(--acd-white);
  border-radius: 6px;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
  transform: translateY(20px);
  transition: transform .3s;
  padding: 36px;
}
.acd-modal.is-open .acd-modal__box { transform: translateY(0); }

.acd-modal__close {
  position: absolute;
  top: 16px;
  right: 20px;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--acd-muted);
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}
.acd-modal__close:hover { color: var(--acd-black); }

.acd-modal__header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--acd-gray2);
}
.acd-modal__icon {
  width: 44px;
  height: 44px;
  background: var(--acd-gray);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.acd-modal__icon svg { width:22px; height:22px; color: var(--acd-black); }
.acd-modal__subtitle {
  font-family: var(--acd-sans);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--acd-muted);
  margin: 0 0 4px;
}
.acd-modal__title {
  font-family: var(--acd-font);
  font-size: 20px;
  font-weight: normal;
  color: var(--acd-black);
  margin: 0 0 4px;
}
.acd-modal__file-name {
  font-family: var(--acd-sans);
  font-size: 13px;
  color: var(--acd-muted);
  margin: 0;
}

/* ── FORM ─────────────────────────────────────────── */
.acd-form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 20px;
}
.acd-field { display:flex; flex-direction:column; gap:5px; }
.acd-field--full { grid-column: 1 / -1; }
.acd-field label {
  font-family: var(--acd-sans);
  font-size: 12px;
  font-weight: 600;
  color: var(--acd-text);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.acd-field input,
.acd-field select {
  border: 1px solid var(--acd-gray2);
  border-radius: var(--acd-radius);
  padding: 10px 12px;
  font-family: var(--acd-sans);
  font-size: 14px;
  color: var(--acd-black);
  background: var(--acd-white);
  transition: border-color .15s;
  outline: none;
}
.acd-field input:focus,
.acd-field select:focus { border-color: var(--acd-black); }
.acd-field input.has-error { border-color: #c0392b; }

.acd-error {
  font-family: var(--acd-sans);
  font-size: 13px;
  color: #c0392b;
  background: #fdf0f0;
  border-radius: var(--acd-radius);
  padding: 10px 14px;
  margin-bottom: 16px;
}

.acd-btn-submit {
  width: 100%;
  background: var(--acd-black);
  color: var(--acd-white);
  border: none;
  border-radius: var(--acd-radius);
  padding: 14px;
  font-family: var(--acd-sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  cursor: pointer;
  transition: background .15s;
}
.acd-btn-submit:hover:not(:disabled) { background: #333; }
.acd-btn-submit:disabled { opacity:.6; cursor:not-allowed; }

.acd-privacy {
  font-family: var(--acd-sans);
  font-size: 11px;
  color: var(--acd-muted);
  text-align: center;
  margin: 12px 0 0;
}

/* ── SUCCESS ──────────────────────────────────────── */
.acd-success {
  text-align: center;
  padding: 12px 0;
}
.acd-success__check {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  color: #27ae60;
}
.acd-success__check svg { width:100%; height:100%; }
.acd-success__title {
  font-family: var(--acd-font);
  font-size: 26px;
  font-weight: normal;
  color: var(--acd-black);
  margin: 0 0 10px;
}
.acd-success__msg {
  font-family: var(--acd-sans);
  font-size: 15px;
  color: var(--acd-muted);
  margin: 0 0 28px;
}
.acd-btn-drive {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--acd-black);
  color: var(--acd-white);
  text-decoration: none;
  border-radius: var(--acd-radius);
  padding: 14px 32px;
  font-family: var(--acd-sans);
  font-size: 15px;
  font-weight: 700;
  transition: background .15s;
}
.acd-btn-drive svg { width:16px; height:16px; }
.acd-btn-drive:hover { background: #333; color: var(--acd-white); text-decoration:none; }

/* Responsive */
@media (max-width: 500px) {
  .acd-form__grid { grid-template-columns: 1fr; }
  .acd-modal__box { padding: 24px 20px; }
}