/* ─────────────────────────────────────────
   موسسه خیریه مهر رضوان – Shared Styles
   ───────────────────────────────────────── */

/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary:   #FF6B35;
  --primary-d: #E55A26;
  --secondary: #2D6A4F;
  --accent:    #FFD166;
  --dark:      #1A1A2E;
  --light:     #F8F9FA;
  --text:      #3D3D3D;
  --muted:     #6C757D;
  --white:     #FFFFFF;
  --radius:    16px;
  --shadow:    0 8px 32px rgba(0,0,0,0.12);
  --shadow-sm: 0 4px 16px rgba(0,0,0,0.08);
  --trans:     0.35s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; scroll-padding-top: 80px; }
a, button, [role="button"] { touch-action: manipulation; }
body { font-family: 'Vazirmatn', system-ui, sans-serif; color: var(--text); background: var(--white); overflow-x: hidden; line-height: 1.7; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* ─── Skip link & Focus ─── */
.skip-link { position: absolute; top: -100%; right: 0; background: var(--primary); color: var(--white); padding: 12px 24px; border-radius: 0 0 12px 0; font-weight: 700; font-size: 0.95rem; z-index: 9999; transition: top 0.2s; }
.skip-link:focus { top: 0; }
:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; border-radius: 4px; }

/* ─── SVG Icons ─── */
.ico { display: block; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

/* ─── Header ─── */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; padding: 20px 0; transition: background var(--trans), box-shadow var(--trans); }
.header.scrolled { background: rgba(255,255,255,0.96); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 2px 24px rgba(0,0,0,0.10); padding: 12px 0; }
.header.scrolled .nav-link  { color: var(--dark); }
.header.scrolled .logo-text { color: var(--dark); }
.nav-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon { height: 44px; width: auto; }
.logo-text { color: var(--white); font-weight: 800; font-size: 1.1rem; line-height: 1.3; transition: color var(--trans); }
.logo-text span { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 36px; list-style: none; }
.nav-link { color: rgba(255,255,255,0.9); font-weight: 500; font-size: 0.95rem; position: relative; transition: color var(--trans); }
.nav-link::after { content: ''; position: absolute; bottom: -4px; right: 0; left: 0; height: 2px; background: var(--accent); border-radius: 2px; transform: scaleX(0); transform-origin: right; transition: transform var(--trans); }
.nav-link:hover { color: var(--accent); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--accent); }
.nav-link.active::after { transform: scaleX(1); }
.header.scrolled .nav-link.active { color: var(--primary); }
.btn-donate-nav { background: var(--primary); color: var(--white) !important; padding: 10px 24px; border-radius: 50px; font-weight: 700; font-size: 0.9rem; transition: background var(--trans), transform var(--trans), box-shadow var(--trans); box-shadow: 0 4px 16px rgba(255,107,53,0.4); }
.btn-donate-nav::after { display: none !important; }
.btn-donate-nav:hover { background: var(--primary-d); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(255,107,53,0.5); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 26px; height: 2px; background: var(--white); border-radius: 2px; transition: all var(--trans); }
.header.scrolled .hamburger span { background: var(--dark); }
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── Page Hero (compact) ─── */
.page-hero { background: linear-gradient(135deg, var(--dark) 0%, var(--secondary) 100%); padding: 140px 0 72px; position: relative; overflow: hidden; }
.page-hero::before { content: ''; position: absolute; inset: 0; background: url('https://mehrrezvan.com/assets/images/case/img-1.png') center/cover no-repeat; opacity: 0.1; }
.page-hero-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; position: relative; z-index: 1; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: rgba(255,255,255,0.55); margin-bottom: 20px; flex-wrap: wrap; }
.breadcrumb a { color: rgba(255,255,255,0.55); transition: color var(--trans); }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb-sep { opacity: 0.4; }
.page-hero-title { font-size: clamp(1.9rem, 4vw, 3.2rem); font-weight: 800; color: var(--white); line-height: 1.25; margin-bottom: 16px; text-wrap: balance; }
.page-hero-title em { font-style: normal; color: var(--accent); }
.page-hero-desc { font-size: 1.05rem; color: rgba(255,255,255,0.75); max-width: 620px; }

/* ─── Buttons ─── */
.btn-primary { background: var(--primary); color: var(--white); padding: 15px 40px; border-radius: 50px; font-weight: 700; font-size: 1rem; display: inline-flex; align-items: center; gap: 10px; transition: all var(--trans); box-shadow: 0 6px 24px rgba(255,107,53,0.4); border: none; cursor: pointer; font-family: inherit; }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(255,107,53,0.55); background: var(--primary-d); }
.btn-outline { background: transparent; color: var(--primary); padding: 13px 36px; border-radius: 50px; font-weight: 700; font-size: 1rem; border: 2px solid var(--primary); display: inline-flex; align-items: center; gap: 10px; transition: all var(--trans); cursor: pointer; font-family: inherit; }
.btn-outline:hover { background: var(--primary); color: var(--white); transform: translateY(-2px); }
.btn-secondary { background: var(--secondary); color: var(--white); padding: 13px 36px; border-radius: 50px; font-weight: 700; font-size: 1rem; display: inline-flex; align-items: center; gap: 10px; transition: all var(--trans); border: none; cursor: pointer; font-family: inherit; box-shadow: 0 4px 16px rgba(45,106,79,0.3); }
.btn-secondary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(45,106,79,0.45); }
.btn-ghost { background: rgba(255,255,255,0.12); color: var(--white); padding: 13px 36px; border-radius: 50px; font-weight: 700; font-size: 1rem; border: 1px solid rgba(255,255,255,0.25); display: inline-flex; align-items: center; gap: 10px; transition: all var(--trans); cursor: pointer; font-family: inherit; backdrop-filter: blur(8px); }
.btn-ghost:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); }
.btn-link { display: inline-flex; align-items: center; gap: 8px; color: var(--primary); font-weight: 700; font-size: 0.95rem; border-bottom: 2px solid transparent; transition: border-color var(--trans), gap var(--trans); padding-bottom: 2px; }
.btn-link:hover { border-color: var(--primary); gap: 12px; }

/* ─── Section Utility ─── */
.section { padding: 100px 0; }
.section-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.section-label { display: inline-flex; align-items: center; gap: 8px; font-size: 0.85rem; font-weight: 700; color: var(--primary); letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 14px; }
.section-label::before { content: ''; width: 24px; height: 3px; background: var(--primary); border-radius: 2px; }
.section-title { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; color: var(--dark); line-height: 1.3; margin-bottom: 18px; text-wrap: balance; }
.section-title em { font-style: normal; color: var(--primary); }
.section-desc { color: var(--muted); font-size: 1.05rem; max-width: 640px; line-height: 1.8; }
.section-header-center { text-align: center; margin-bottom: 60px; }
.section-header-center .section-label { justify-content: center; }
.section-header-center .section-desc { margin: 0 auto; }

/* ─── Animations ─── */
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }
.reveal { opacity: 0; transform: translateY(36px); transition: opacity 0.75s ease, transform 0.75s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left  { transform: translateX(-36px); }
.reveal-right { transform: translateX(36px); }
.reveal-left.visible, .reveal-right.visible { transform: translateX(0); opacity: 1; }

/* ─── Card base ─── */
.card { background: var(--white); border-radius: 20px; overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid rgba(0,0,0,0.06); }
.card:hover { box-shadow: var(--shadow); }

/* ─── Form Styles ─── */
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-label { font-size: 0.92rem; font-weight: 600; color: var(--dark); }
.form-label .req { color: var(--primary); margin-right: 2px; }
.form-control { width: 100%; padding: 13px 16px; border: 1.5px solid #E2E8F0; border-radius: 12px; font-family: inherit; font-size: 0.97rem; color: var(--dark); background: var(--white); transition: border-color var(--trans), box-shadow var(--trans); outline: none; }
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(255,107,53,0.12); }
.form-control::placeholder { color: var(--muted); }
textarea.form-control { resize: vertical; min-height: 130px; }
select.form-control { cursor: pointer; appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236C757D' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: left 14px center; background-size: 18px; padding-left: 40px; }
.form-hint { font-size: 0.82rem; color: var(--muted); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.form-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }

/* ─── Trust / Stats strip ─── */
.stats-strip { background: var(--dark); padding: 0; }
.stats-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,0.06); }
.stat-item { padding: 36px 24px; display: flex; align-items: center; gap: 18px; border-left: 1px solid rgba(255,255,255,0.06); }
.stat-item:last-child { border-left: none; }
.stat-icon { width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--accent); }
.stat-icon .ico { width: 26px; height: 26px; }
.stat-num { font-size: 1.9rem; font-weight: 800; color: var(--accent); line-height: 1; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stat-lbl { font-size: 0.82rem; color: rgba(255,255,255,0.55); margin-top: 4px; }

/* ─── Footer ─── */
.footer { background: var(--dark); color: rgba(255,255,255,0.75); padding: 80px 0 0; }
.footer-grid { max-width: 1200px; margin: 0 auto; padding: 0 32px; display: grid; grid-template-columns: 2fr 1fr 1fr 2fr; gap: 60px; }
.footer-brand .logo { margin-bottom: 20px; }
.footer-brand .logo-icon { height: 52px; width: auto; }
.footer-brand .logo-text { color: var(--white); font-size: 1.2rem; }
.footer-brand-desc { font-size: 0.92rem; line-height: 1.8; margin-bottom: 28px; }
.social-links { display: flex; gap: 12px; }
.social-link { width: 40px; height: 40px; background: rgba(255,255,255,0.08); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: background var(--trans), transform var(--trans); color: rgba(255,255,255,0.7); }
.social-link:hover { background: var(--primary); color: var(--white); transform: translateY(-3px); }
.social-link .ico { width: 17px; height: 17px; }
.footer-col-title { font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 24px; position: relative; padding-bottom: 12px; }
.footer-col-title::after { content: ''; position: absolute; bottom: 0; right: 0; width: 32px; height: 2px; background: var(--primary); border-radius: 2px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-links a { font-size: 0.92rem; color: rgba(255,255,255,0.65); transition: color var(--trans), transform var(--trans); display: flex; align-items: center; gap: 8px; }
.footer-links a::before { content: '‹'; font-size: 1rem; color: var(--primary); }
.footer-links a:hover { color: var(--white); transform: translateX(-6px); }
.footer-contact-items { display: flex; flex-direction: column; gap: 16px; }
.footer-contact-item { display: flex; align-items: flex-start; gap: 14px; font-size: 0.92rem; }
.footer-contact-icon { width: 38px; height: 38px; background: rgba(255,107,53,0.15); border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--primary); }
.footer-contact-icon .ico { width: 19px; height: 19px; }
.footer-contact-label { font-size: 0.78rem; color: rgba(255,255,255,0.55); }
.footer-contact-value { color: rgba(255,255,255,0.85); font-size: 0.92rem; }
.footer-bottom { max-width: 1200px; margin: 48px auto 0; padding: 24px 32px; border-top: 1px solid rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: space-between; font-size: 0.85rem; gap: 16px; flex-wrap: wrap; }
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a { color: rgba(255,255,255,0.5); transition: color var(--trans); }
.footer-bottom-links a:hover { color: var(--white); }

/* ─── Reduced motion ─── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ─── Responsive ─── */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-brand { grid-column: 1 / -1; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .stat-item { border-left: none; border-top: 1px solid rgba(255,255,255,0.06); }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid-3 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .nav-links { display: none; position: absolute; top: 100%; right: 0; left: 0; background: rgba(255,255,255,0.97); backdrop-filter: blur(12px); flex-direction: column; padding: 16px 24px 24px; gap: 4px; border-bottom: 1px solid rgba(0,0,0,0.08); }
  .nav-links.nav-open { display: flex; }
  .nav-links .nav-link { color: var(--dark); padding: 10px 0; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 70px 0; }
  .footer-bottom { justify-content: center; text-align: center; }
  .footer-bottom-links { justify-content: center; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
  .stat-item { padding: 24px 16px; gap: 12px; }
  .stat-num { font-size: 1.5rem; }
  .page-hero { padding: 120px 0 56px; }
  .form-grid-3 { grid-template-columns: 1fr; }
}