/* ============================================
   آوای مهر پارسا — استایل اختصاصی صفحه خیریه
   پالت گرم سبز/طلایی، کاملاً متفاوت از تم پارسا تکنولوژی
   ============================================ */

.charity-page {
  --ch-green-dark: #1B5E20;
  --ch-green: #2E7D32;
  --ch-green-light: #66BB6A;
  --ch-gold: #F5A623;
  --ch-gold-light: #FFC94D;
  --ch-cream: #FBF9F4;
  --ch-white: #FFFFFF;
  --ch-text: #2B2B26;
  --ch-muted: #6B6B62;
  --ch-border: #E7E2D6;

  margin: 0;
  padding: 0;
  background: var(--ch-cream);
  color: var(--ch-text);
  font-family: 'Vazirmatn', sans-serif;
  direction: rtl;
  line-height: 1.8;
}

.charity-page * { box-sizing: border-box; }
.charity-page img { max-width: 100%; height: auto; display: block; }
.charity-page a { text-decoration: none; color: inherit; }
.charity-page ul { list-style: none; margin: 0; padding: 0; }

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

.ch-narrow { max-width: 760px; }

/* ============ HEADER ============ */
.ch-header {
  background: var(--ch-white);
  border-bottom: 1px solid var(--ch-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.ch-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 16px;
}

.ch-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--ch-green-dark);
  flex-shrink: 0;
}

.ch-logo-mark { font-size: 1.6rem; }

.ch-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.ch-nav a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ch-muted);
  transition: color 200ms ease;
}

.ch-nav a:hover { color: var(--ch-green); }

.ch-nav-external {
  background: var(--ch-cream);
  border: 1px solid var(--ch-border);
  padding: 8px 16px;
  border-radius: 999px;
  color: var(--ch-green-dark) !important;
}

.ch-user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(46,125,50,0.08);
  border: 1px solid rgba(46,125,50,0.2);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-family: 'Inter', sans-serif;
  color: var(--ch-green-dark);
  flex-shrink: 0;
}

/* ============ HERO BANNER ============ */
.ch-hero-banner {
  width: 100%;
  line-height: 0;
}

.ch-hero-banner img {
  width: 100%;
  height: auto;
}

/* ============ SECTIONS ============ */
.ch-section {
  padding: 72px 0;
}

.ch-section-alt {
  background: var(--ch-white);
  border-top: 1px solid var(--ch-border);
  border-bottom: 1px solid var(--ch-border);
}

.ch-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--ch-gold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.ch-title {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 800;
  color: var(--ch-green-dark);
  margin-bottom: 20px;
  line-height: 1.4;
}

.ch-lead {
  font-size: 1.05rem;
  color: var(--ch-muted);
  margin-bottom: 32px;
  line-height: 2;
}

/* ============ TRUST GRID ============ */
.ch-trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.ch-trust-card {
  background: var(--ch-white);
  border: 1px solid var(--ch-border);
  border-radius: 18px;
  padding: 28px 20px;
  text-align: center;
}

.ch-trust-icon { font-size: 2rem; margin-bottom: 12px; }
.ch-trust-icon .pt-icon { font-size: 2rem; color: var(--ch-green); }
.ch-user-chip .pt-icon { font-size: 16px; }
.ch-trust-card h4 { color: var(--ch-green-dark); margin-bottom: 8px; font-size: 1rem; }
.ch-trust-card p { font-size: 0.85rem; color: var(--ch-muted); margin: 0; line-height: 1.8; }

.ch-notice {
  background: #FFF8E6;
  border: 1px solid #F0DDA0;
  border-radius: 14px;
  padding: 18px 22px;
  font-size: 0.85rem;
  color: #7A5C00;
  line-height: 1.9;
}

/* ============ PROJECTS TIMELINE ============ */
.ch-project-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}

.ch-project-card {
  display: flex;
  gap: 20px;
  background: var(--ch-white);
  border: 1px solid var(--ch-border);
  border-radius: 16px;
  padding: 22px;
  align-items: flex-start;
}

.ch-project-year {
  flex-shrink: 0;
  background: var(--ch-green);
  color: white;
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 8px 14px;
  border-radius: 999px;
  white-space: nowrap;
}

.ch-project-body h4 {
  color: var(--ch-green-dark);
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.ch-project-body p {
  font-size: 0.9rem;
  color: var(--ch-muted);
  margin: 0;
  line-height: 1.9;
}

@media (max-width: 600px) {
  .ch-project-card { flex-direction: column; }
}

/* ============ IMPACT GRID ============ */
.ch-impact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.ch-impact-card {
  text-align: center;
  padding: 24px 16px;
}

.ch-impact-icon {
  width: 88px;
  height: 88px;
  margin: 0 auto 16px;
  background: var(--ch-white);
  border: 2px solid var(--ch-green-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
}

.ch-impact-card h4 { color: var(--ch-green-dark); font-size: 1rem; margin-bottom: 8px; }
.ch-impact-card p { font-size: 0.85rem; color: var(--ch-muted); margin: 0; }

/* ============ DONATE SECTION ============ */
.ch-donate-section {
  background: linear-gradient(180deg, var(--ch-cream) 0%, #F3EEE0 100%);
}

.ch-donate-card {
  background: var(--ch-white);
  border: 1px solid var(--ch-border);
  border-radius: 24px;
  padding: 48px 40px;
  box-shadow: 0 20px 50px rgba(27, 94, 32, 0.08);
}

.ch-step-title {
  font-weight: 700;
  color: var(--ch-green-dark);
  margin-bottom: 16px;
  font-size: 1rem;
}

.ch-input {
  width: 100%;
  background: var(--ch-cream);
  border: 1px solid var(--ch-border);
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 1rem;
  font-family: 'Inter', sans-serif;
  color: var(--ch-text);
  outline: none;
  margin-bottom: 14px;
  transition: all 200ms ease;
}

.ch-input:focus {
  border-color: var(--ch-green);
  box-shadow: 0 0 0 3px rgba(46,125,50,0.12);
}

.ch-input-otp {
  text-align: center;
  letter-spacing: 10px;
  font-size: 1.3rem;
}

.ch-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 15px;
  border-radius: 12px;
  border: none;
  font-family: 'Vazirmatn', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 200ms ease;
}

.ch-btn-primary {
  background: var(--ch-green);
  color: white;
}

.ch-btn-primary:hover { background: var(--ch-green-dark); transform: translateY(-2px); }
.ch-btn-primary:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.ch-btn-donate {
  background: linear-gradient(135deg, var(--ch-gold), var(--ch-gold-light));
  color: #4A3200;
  font-size: 1.1rem;
  padding: 18px;
  box-shadow: 0 10px 28px rgba(245, 166, 35, 0.35);
}

.ch-btn-donate:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(245, 166, 35, 0.45); }
.ch-btn-donate:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.ch-btn-link {
  background: none;
  border: none;
  color: var(--ch-green);
  font-family: 'Vazirmatn', sans-serif;
  font-size: 0.85rem;
  cursor: pointer;
  margin-top: 10px;
  display: block;
  width: 100%;
  text-align: center;
}

.ch-btn-link:disabled { color: var(--ch-muted); cursor: not-allowed; }

.ch-auth-msg {
  display: none;
  margin-top: 14px;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 0.85rem;
  text-align: center;
}

.ch-auth-msg.show { display: block; }
.ch-auth-msg.is-success { background: #E8F5E9; color: var(--ch-green-dark); border: 1px solid #C8E6C9; }
.ch-auth-msg.is-error { background: #FDECEA; color: #B71C1C; border: 1px solid #F5C6C2; }

.ch-amount-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.ch-amount-btn {
  background: var(--ch-cream);
  border: 2px solid var(--ch-border);
  border-radius: 12px;
  padding: 16px;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ch-green-dark);
  cursor: pointer;
  transition: all 200ms ease;
}

.ch-amount-btn:hover { border-color: var(--ch-green-light); }

.ch-amount-btn.active {
  background: var(--ch-green);
  border-color: var(--ch-green);
  color: white;
}

.ch-captcha-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.ch-captcha-q {
  background: var(--ch-cream);
  border: 1px solid var(--ch-border);
  border-radius: 10px;
  padding: 14px 16px;
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  color: var(--ch-green-dark);
  min-width: 64px;
  text-align: center;
  flex-shrink: 0;
}

.ch-captcha-refresh {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: var(--ch-cream);
  border: 1px solid var(--ch-border);
  border-radius: 10px;
  font-size: 1.2rem;
  color: var(--ch-green);
  cursor: pointer;
}

.ch-custom-amount { margin-bottom: 24px; }
.ch-custom-amount label {
  display: block;
  font-size: 0.85rem;
  color: var(--ch-muted);
  margin-bottom: 8px;
  font-weight: 600;
}

.ch-secure-note {
  text-align: center;
  font-size: 0.8rem;
  color: var(--ch-muted);
  margin-top: 16px;
}

/* ============ FOOTER ============ */
.ch-footer {
  background: var(--ch-green-dark);
  color: rgba(255,255,255,0.85);
  padding: 40px 0;
  text-align: center;
}

.ch-footer-tagline {
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 16px;
}

.ch-footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 0.85rem;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.ch-footer-links a:hover { color: var(--ch-gold-light); }

.ch-footer-contact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 16px;
}

.ch-footer-enamad {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.ch-footer-enamad img {
  border-radius: 8px;
  background: white;
  padding: 4px;
}

.ch-footer-copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .ch-nav { display: none; }
  .ch-trust-grid { grid-template-columns: 1fr; }
  .ch-impact-grid { grid-template-columns: repeat(2, 1fr); }
  .ch-donate-card { padding: 32px 20px; }
  .ch-amount-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 500px) {
  .ch-section { padding: 48px 0; }
  .ch-impact-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .ch-donate-card { border-radius: 16px; padding: 24px 16px; }
}