/* about.css — بعد از style.css، ui.css و lists.css (برای page-head و back-link) */

/* دکمه‌ی بازگشت از نوع <button> */
button.back-link {
  padding: 0;
  font-family: inherit;
  cursor: pointer;
}

.about-logo {
  width: 40px;
  height: 40px;
  margin-inline-start: auto;
  flex-shrink: 0;
}

/* ========== بلوک‌ها ========== */
.about-block {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.about-card,
.member-card {
  animation: aboutIn .5s cubic-bezier(.16, 1, .3, 1) both;
  animation-delay: calc(.06s * var(--i, 0));
}

@keyframes aboutIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}

/* ========== کارت‌های معرفی ========== */
.about-card {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: border-color .28s, box-shadow .28s;
}

.about-card::before {
  content: '';
  position: absolute;
  right: 0;
  top: 18%;
  bottom: 18%;
  width: 3px;
  background: var(--purple);
  border-radius: 3px 0 0 3px;
  opacity: .55;
}

.about-card:hover {
  border-color: var(--purple);
  box-shadow: var(--shadow-md);
}

.about-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  color: var(--purple-deep);
  background: var(--purple-soft);
  border: 1px solid #d9ccff;
  border-radius: 14px;
}

.about-icon svg { width: 24px; height: 24px; }

.about-card-body { min-width: 0; }

.about-card-title {
  font-size: .98rem;
  font-weight: 700;
  letter-spacing: -.01em;
  margin-bottom: 4px;
}

.about-card-text {
  font-size: .78rem;
  line-height: 1.9;
  color: var(--text-2);
}

/* ========== کارت اعضا ========== */
.member-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: border-color .28s, box-shadow .28s;
}

.member-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
}

.member {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.member-avatar {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--purple), var(--purple-deep));
  border: 1px solid var(--purple-deep);
  border-radius: 16px;
  box-shadow: 0 8px 18px -8px var(--purple-glow), 0 0 0 4px var(--purple-soft);
}

.member-info { flex: 1; min-width: 0; }

.member-name {
  font-size: .92rem;
  font-weight: 700;
}

.member-role {
  display: inline-block;
  margin: 4px 0 6px;
  padding: 2px 10px;
  font-size: .68rem;
  font-weight: 600;
  color: var(--purple-deep);
  background: var(--purple-soft);
  border: 1px solid #d9ccff;
  border-radius: 8px;
}

.member-desc {
  font-size: .74rem;
  line-height: 1.85;
  color: var(--text-2);
}

/* ========== دکمه‌ی تماس / کپی (باکس بردردار) ========== */
.contact-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  font-family: inherit;
  color: inherit;
  text-align: right;
  background: #faf8ff;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  cursor: pointer;
  transition: all .28s cubic-bezier(.4, 0, .2, 1);
}

.contact-btn:hover {
  border-color: var(--purple);
  background: #fff;
}

.contact-btn:active { transform: scale(.99); }

.contact-icon {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  color: var(--purple-deep);
  background: var(--purple-soft);
  border: 1px solid #d9ccff;
  border-radius: 10px;
  transition: all .28s;
}

.contact-icon svg { width: 18px; height: 18px; }

.contact-btn:hover .contact-icon {
  color: #fff;
  background: var(--purple);
  border-color: var(--purple-deep);
}

.contact-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.contact-name {
  font-size: .82rem;
  font-weight: 600;
}

.contact-sub {
  font-size: .72rem;
  color: var(--text-3);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.contact-arrow {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  padding: 6px;
  color: var(--text-3);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 9px;
  transition: all .28s;
}

.contact-btn:hover .contact-arrow {
  color: var(--purple-deep);
  background: var(--purple-soft);
  border-color: var(--purple);
}

/* ========== Toast کپی ========== */
.copy-toast {
  position: fixed;
  left: 50%;
  bottom: 96px;
  z-index: 9999;
  padding: 9px 18px;
  font-size: .8rem;
  font-weight: 500;
  color: #fff;
  background: var(--text);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(16px);
  transition: opacity .3s ease, transform .3s cubic-bezier(.16, 1, .3, 1);
}

.copy-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .about-card,
  .member-card { animation: none; }
}