/* ========================================================================
   STYLES.CSS – نسخه به‌روز ۱۶ فوریه ۲۰۲۶
   تم آسمانی روشن + خوانایی بالا + بدون انیمیشن غیرضروری
   کاملاً responsive – مناسب تمام صفحات PHP جدید
======================================================================== */

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

html {
  scroll-behavior: smooth;
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: #f0f9ff;           /* very light sky blue – یکنواخت و آرام */
  color: #0f172a;                 /* slate-900 – متن تیره و خوانا */
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Container اصلی */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Navigation (فرض بر اینه که در header.php هست) */
header, .site-header {
  background: #0ea5e9;            /* sky-500 */
  color: white;
  padding: 1.2rem 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

nav ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

nav a:hover {
  color: #fef08a;                 /* yellow-300 – highlight ملایم */
}

/* Headings */
h1, h2, h3, h4 {
  color: #0ea5e9;                 /* sky-500 */
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
  text-align: center;
  margin: 2rem 0 1.5rem;
}

h2 {
  font-size: 1.8rem;
  border-bottom: 2px solid #7dd3fc; /* sky-300 */
  padding-bottom: 0.5rem;
  margin: 2.5rem 0 1.5rem;
}

/* Paragraphs & Lists */
p, li {
  font-size: 1.05rem;
  margin-bottom: 1.2rem;
}

ul, ol {
  padding-left: 1.8rem;
  margin: 1.2rem 0;
}

li {
  margin-bottom: 0.8rem;
}

/* Links */
a {
  color: #0284c7;                 /* sky-600 */
  text-decoration: underline;
  transition: color 0.2s;
}

a:hover {
  color: #0369a1;                 /* sky-700 */
}

/* Disclaimer Banner (در هدر یا بالای صفحات) */
.disclaimer-banner {
  background: #0c4a6e;            /* sky-900 */
  color: #e0f2fe;
  text-align: center;
  padding: 1rem;
  font-weight: 500;
  font-size: 1rem;
}

/* Boxes & Cards (برای باکس‌های دوتایی و single) */
.card, .box, .animated-box {
  background: white;
  border: 1px solid #7dd3fc;      /* sky-300 */
  border-radius: 12px;
  padding: 1.8rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  margin: 1.5rem 0;
}

.card h3, .box h3 {
  color: #0ea5e9;
  margin-top: 0;
  font-size: 1.4rem;
}

/* Flex/Grid for two-column boxes */
.two-col {
  display: flex;
  flex-wrap: wrap;
  gap: 1.8rem;
  margin: 2rem 0;
}

.two-col > div {
  flex: 1;
  min-width: 320px;
}

/* Long addresses & hashes fix */
.contract-address, .hash, code, pre, .long-text {
  word-break: break-all;
  overflow-wrap: break-word;
  font-family: 'Courier New', Courier, monospace;
  background: #f1f5f9;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
}

/* Buttons */
.download-btn, .nav-btn {
  display: inline-block;
  background: #0ea5e9;
  color: white;
  padding: 0.9rem 1.8rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.2s;
}

.download-btn:hover, .nav-btn:hover {
  background: #0284c7;
}

/* Footer */
.site-footer {
  background: #0ea5e9;            /* sky-500 */
  color: white;
  text-align: center;
  padding: 2rem 1rem;
  margin-top: 4rem;
}

.site-footer p {
  margin: 0.5rem 0;
  font-size: 0.95rem;
}

/* Mobile fixes */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  .two-col { flex-direction: column; }
  nav ul { flex-direction: column; gap: 1rem; }
  .container { padding: 0 15px; }
}

/* No horizontal scroll safety */
html, body, main, section, div {
  max-width: 100%;
  overflow-x: hidden;
}