/* =====================================================
   IEEE CS UNAP — AGREGAR CONTRIBUIDOR PAGE STYLES
   ===================================================== */

/* ── HERO ── */
.ac-hero {
  background: var(--gradient-hero);
  padding: 4.5rem 0 3rem;
  text-align: center;
  border-bottom: 1px solid var(--outline-variant);
  position: relative;
  overflow: hidden;
}
.ac-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Ccircle cx='20' cy='20' r='1' fill='rgba(56,189,248,0.1)'/%3E%3C/svg%3E");
  opacity: 0.5; pointer-events: none;
}
.ac-hero-inner { max-width: 640px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }
.ac-hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(56,189,248,0.1); border: 1px solid rgba(56,189,248,0.3);
  padding: 7px 18px; border-radius: 9999px;
  font-size: var(--text-sm); font-weight: 600; font-family: var(--font-mono);
  color: var(--primary); margin-bottom: 1.5rem;
}
.ac-hero-title {
  font-size: clamp(2rem, 5vw, 3rem); font-weight: 700;
  color: var(--on-surface); margin-bottom: 1rem; line-height: 1.15;
}
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.ac-hero-sub {
  font-size: 1.05rem; color: var(--on-surface-variant); line-height: 1.65; margin: 0;
}
.ac-hero-sub code { font-size: 0.9em; }

/* ── PROCESS NOTE ── */
.ac-process-note { padding: 2rem 0; background: var(--surface-container-low); border-bottom: 1px solid var(--outline-variant); }
.ac-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.ac-note-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; }
.ac-note-item {
  display: flex; align-items: flex-start; gap: 1rem;
  background: var(--surface-container); border: 1px solid var(--outline-variant);
  border-radius: var(--border-radius-large); padding: 1.25rem;
}
.ac-note-item > i { font-size: 1.4rem; color: var(--primary); flex-shrink: 0; margin-top: 2px; }
.ac-note-item strong { display: block; color: var(--on-surface); font-size: var(--text-sm); margin-bottom: 4px; }
.ac-note-item p { color: var(--on-surface-variant); font-size: 0.8rem; margin: 0; line-height: 1.5; }

/* ── MAIN SECTION ── */
.ac-main-section { padding: 2.5rem 0 4rem; }

/* ── SPLIT LAYOUT ── */
.ac-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: flex-start;
  margin-bottom: 2rem;
}

/* ── PANELS ── */
.ac-form-panel,
.ac-preview-panel {
  background: var(--surface-container);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-large);
  overflow: hidden;
}

/* Panel de vista previa sticky */
.ac-preview-panel {
  position: sticky;
  top: 88px; /* 72px header + 16px gap */
  max-height: calc(100vh - 104px);
  overflow-y: auto;
  overflow-x: hidden;
}
.ac-panel-header {
  display: flex; align-items: center; gap: 10px;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--outline-variant);
  font-weight: 600; font-size: var(--text-sm);
  color: var(--on-surface); background: var(--surface-container-high);
  font-family: var(--font-mono);
}
.ac-panel-header i { color: var(--primary); }

/* ── FORM ── */
#contributorForm { padding: 1.5rem; }
.ac-field { margin-bottom: 1.25rem; }
.ac-label {
  display: block; font-size: var(--text-sm); font-weight: 600;
  color: var(--on-surface); margin-bottom: 6px;
}
.ac-required { color: #ffb4ab; }
.ac-optional { color: var(--outline); font-weight: 400; font-size: 0.78rem; }
.ac-hint {
  display: block; font-size: 0.76rem; color: var(--on-surface-variant);
  margin-top: 5px; line-height: 1.4;
}
.ac-hint-inline { font-size: 0.76rem; color: var(--outline); font-weight: 400; }
.ac-input {
  width: 100%; padding: 9px 14px;
  background: var(--surface-container-high); border: 1px solid var(--outline-variant);
  border-radius: var(--border-radius); color: var(--on-surface);
  font-size: var(--text-sm); font-family: var(--font-family);
  transition: var(--transition); outline: none;
}
.ac-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(56,189,248,0.12); }
.ac-input::placeholder { color: var(--outline); }
.ac-input.ac-invalid { border-color: #ffb4ab; }
.ac-input.ac-valid   { border-color: var(--secondary); }
.ac-textarea { resize: vertical; min-height: 80px; }
.ac-error { display: block; font-size: 0.76rem; color: #ffb4ab; margin-top: 5px; min-height: 1em; }
.ac-char-counter { font-size: 0.72rem; color: var(--outline); text-align: right; margin-top: 3px; }
.ac-char-counter.ac-over { color: #ffb4ab; }

/* Input con prefijo */
.ac-input-prefix { display: flex; align-items: center; }
.ac-prefix {
  background: var(--surface-container-highest); border: 1px solid var(--outline-variant);
  border-right: none; border-radius: var(--border-radius) 0 0 var(--border-radius);
  padding: 9px 10px; font-size: 0.78rem; color: var(--on-surface-variant);
  white-space: nowrap; font-family: var(--font-mono);
}
.ac-input-has-prefix { border-radius: 0 var(--border-radius) var(--border-radius) 0; }

/* Hobbies */
.ac-hobbies-container { display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.ac-hobby-row { display: flex; gap: 8px; align-items: center; }
.ac-hobby-input { flex: 1; }
.ac-hobby-remove {
  width: 34px; height: 34px; border-radius: var(--border-radius);
  background: rgba(255,180,171,0.1); border: 1px solid rgba(255,180,171,0.3);
  color: #ffb4ab; cursor: pointer; transition: var(--transition);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  font-size: 0.85rem;
}
.ac-hobby-remove:hover { background: rgba(255,180,171,0.2); }
.ac-add-hobby-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 14px; border-radius: var(--border-radius);
  background: rgba(56,189,248,0.1); border: 1px solid rgba(56,189,248,0.25);
  color: var(--primary); font-size: var(--text-sm); font-weight: 600;
  cursor: pointer; transition: var(--transition); font-family: inherit;
}
.ac-add-hobby-btn:hover { background: rgba(56,189,248,0.18); }
.ac-add-hobby-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* Botón generar */
.ac-form-actions { margin-top: 1.5rem; }
.ac-btn-generate {
  width: 100%; padding: 14px 24px;
  background: var(--gradient-primary); border: none; border-radius: var(--border-radius);
  color: var(--on-primary); font-size: var(--text-base); font-weight: 700;
  cursor: pointer; transition: var(--transition); font-family: inherit;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  box-shadow: var(--glow-primary);
}
.ac-btn-generate:hover { transform: translateY(-2px); filter: brightness(1.08); box-shadow: 0 0 32px rgba(56,189,248,0.5); }
.ac-btn-generate:active { transform: none; }
.ac-btn-generate:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

/* ── PREVIEW ── */
.ac-file-tab {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 1.5rem;
  background: var(--surface-container-lowest);
  border-bottom: 1px solid var(--outline-variant);
  font-family: var(--font-mono); font-size: 0.82rem; color: var(--on-surface-variant);
}
.ac-file-tab i { color: var(--secondary); }
.ac-json-preview {
  margin: 0; padding: 1.25rem 1.5rem;
  background: var(--surface-container-lowest);
  min-height: 260px; overflow-x: auto; border-bottom: 1px solid var(--outline-variant);
}
.ac-json-preview code {
  font-family: var(--font-mono); font-size: 0.82rem;
  color: var(--on-surface); background: transparent; border: none;
  padding: 0; white-space: pre; line-height: 1.7;
}

/* Avatar preview */
.ac-avatar-preview { padding: 1.25rem 1.5rem; }
.ac-avatar-label { font-size: 0.76rem; color: var(--outline); margin-bottom: 0.75rem; }
.ac-avatar-img-wrap {
  width: 72px; height: 72px; border-radius: 50%;
  overflow: hidden; border: 2px solid var(--outline-variant);
  background: var(--surface-container-high);
  display: flex; align-items: center; justify-content: center;
}
.ac-avatar-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.ac-avatar-initials {
  font-size: 1.4rem; font-weight: 700; color: var(--primary);
  font-family: var(--font-mono);
  background: var(--gradient-primary); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}

/* ── STEPS SECTION ── */
.ac-steps-section {
  background: var(--surface-container); border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-large); overflow: hidden;
  display: none; /* Se muestra con JS */
}
.ac-steps-section.ac-visible { display: block; }
.ac-steps-title {
  display: flex; align-items: center; gap: 10px;
  padding: 1rem 1.5rem; border-bottom: 1px solid var(--outline-variant);
  font-weight: 600; font-size: var(--text-sm); color: var(--on-surface);
  background: var(--surface-container-high); font-family: var(--font-mono);
}
.ac-steps-title i { color: var(--primary); }
.ac-steps-list { padding: 1.25rem 1.5rem; display: flex; flex-direction: column; gap: 1rem; }
.ac-step {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1rem 1.25rem; border-radius: var(--border-radius);
  background: var(--surface-container-high); border: 1px solid var(--outline-variant);
  transition: var(--transition);
}
.ac-step-icon {
  width: 36px; height: 36px; border-radius: var(--border-radius);
  background: var(--surface-container-highest);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: var(--outline); flex-shrink: 0; transition: var(--transition);
}
.ac-step-content { flex: 1; }
.ac-step-title { font-size: var(--text-sm); font-weight: 600; color: var(--on-surface-variant); margin-bottom: 3px; }
.ac-step-desc { font-size: 0.78rem; color: var(--outline); line-height: 1.4; }
.ac-step-status { flex-shrink: 0; font-size: 1rem; color: var(--outline); padding-top: 2px; }

/* Step states */
.ac-step.ac-step-running .ac-step-icon { background: rgba(56,189,248,0.12); color: var(--primary); }
.ac-step.ac-step-running .ac-step-title { color: var(--primary); }
.ac-step.ac-step-running .ac-step-status { color: var(--primary); }
.ac-step.ac-step-running { border-color: rgba(56,189,248,0.3); }

.ac-step.ac-step-done .ac-step-icon { background: rgba(68,226,205,0.12); color: var(--secondary); }
.ac-step.ac-step-done .ac-step-title { color: var(--secondary); }
.ac-step.ac-step-done .ac-step-status { color: var(--secondary); }
.ac-step.ac-step-done { border-color: rgba(68,226,205,0.25); }

.ac-step.ac-step-error .ac-step-icon { background: rgba(255,180,171,0.12); color: #ffb4ab; }
.ac-step.ac-step-error .ac-step-title { color: #ffb4ab; }
.ac-step.ac-step-error { border-color: rgba(255,180,171,0.3); }

/* ── RESULT ── */
.ac-result {
  border-top: 1px solid var(--outline-variant);
  padding: 1.5rem; display: none;
}
.ac-result.ac-visible { display: block; }
.ac-result-header {
  display: flex; align-items: center; gap: 10px;
  color: var(--secondary); font-weight: 600; margin-bottom: 1rem;
}
.ac-result-header i { font-size: 1.3rem; }
.ac-result-filename {
  font-family: var(--font-mono); font-size: var(--text-sm);
  color: var(--primary); background: var(--surface-container-high);
  border: 1px solid rgba(56,189,248,0.25); border-radius: var(--border-radius);
  padding: 8px 14px; display: inline-block; margin-bottom: 1.25rem;
}
.ac-result-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.ac-btn-download {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px; border-radius: var(--border-radius);
  background: var(--gradient-primary); border: none; color: var(--on-primary);
  font-size: var(--text-sm); font-weight: 700; cursor: pointer;
  transition: var(--transition); font-family: inherit;
  box-shadow: var(--glow-primary);
}
.ac-btn-download:hover { transform: translateY(-2px); filter: brightness(1.08); }
.ac-btn-copy {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px; border-radius: var(--border-radius);
  background: transparent; border: 1px solid rgba(56,189,248,0.4);
  color: var(--primary); font-size: var(--text-sm); font-weight: 600;
  cursor: pointer; transition: var(--transition); font-family: inherit;
}
.ac-btn-copy:hover { background: rgba(56,189,248,0.1); border-color: var(--primary); }
.ac-btn-copy.ac-copied { border-color: var(--secondary); color: var(--secondary); background: rgba(68,226,205,0.08); }
.ac-preview-copy-btn {
  margin-left: auto;
  width: 30px; height: 30px; border-radius: var(--border-radius);
  background: rgba(56,189,248,0.08); border: 1px solid rgba(56,189,248,0.2);
  color: var(--primary); cursor: pointer; transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; flex-shrink: 0;
}
.ac-preview-copy-btn:hover { background: rgba(56,189,248,0.18); }
.ac-preview-copy-btn.ac-copied { border-color: var(--secondary); color: var(--secondary); background: rgba(68,226,205,0.12); }
.ac-btn-reset {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px; border-radius: var(--border-radius);
  background: transparent; border: 1px solid var(--outline-variant);
  color: var(--on-surface-variant); font-size: var(--text-sm); font-weight: 600;
  cursor: pointer; transition: var(--transition); font-family: inherit;
}
.ac-btn-reset:hover { border-color: var(--primary); color: var(--primary); background: rgba(56,189,248,0.06); }
.ac-result-next {
  background: var(--surface-container-high); border: 1px solid var(--outline-variant);
  border-radius: var(--border-radius); padding: 1.25rem;
}
.ac-result-next p { color: var(--on-surface); font-size: var(--text-sm); margin-bottom: 0.75rem; }
.ac-result-next ol { padding-left: 1.25rem; color: var(--on-surface-variant); font-size: var(--text-sm); line-height: 1.8; margin-bottom: 1rem; }
.ac-result-next li { margin-bottom: 4px; }
.ac-next-link {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--primary); font-size: var(--text-sm); font-weight: 600;
  text-decoration: none; transition: var(--transition);
}
.ac-next-link:hover { color: var(--secondary); text-decoration: none; gap: 12px; }

/* ── FOOTER ── */
.footer { background: var(--surface-container-lowest); border-top: 1px solid var(--outline-variant); padding: 2rem 0; }
.footer-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.footer-content { display: flex; align-items: flex-start; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.footer-ieee-badge { display: inline-flex; align-items: center; gap: 8px; color: var(--primary); font-family: var(--font-mono); font-weight: 600; font-size: var(--text-sm); margin-bottom: 0.5rem; }
.footer-description { color: var(--on-surface-variant); font-size: var(--text-sm); margin: 0; }
.footer-links { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 0.75rem; }
.footer-links a { color: var(--on-surface-variant); font-size: var(--text-sm); display: flex; align-items: center; gap: 8px; }
.footer-links a:hover { color: var(--primary); }
.footer-credit { color: var(--on-surface-variant); font-size: var(--text-sm); display: flex; align-items: center; gap: 6px; margin: 0; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .ac-split { grid-template-columns: 1fr; }
  .ac-preview-panel { order: -1; }
}
@media (max-width: 480px) {
  .ac-note-grid { grid-template-columns: 1fr; }
  .ac-result-actions { flex-direction: column; }
}