/* Riyo Studio — guides & articles */
.art-main { max-width: 760px; margin: 0 auto; padding: 130px 20px 80px; position: relative; z-index: 10; }
.art-kicker { font-size: 13px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
.art-kicker a { color: var(--accent, #10B981); text-decoration: none; }
html[dir="rtl"] .art-kicker { letter-spacing: 0; text-transform: none; font-size: 14px; }
.art h1 { color: var(--text-main, #fff); font-size: clamp(28px, 5vw, 44px); line-height: 1.15; letter-spacing: -0.02em; margin: 12px 0 0; }
.art-lede { color: var(--text-dim, #9aa4b2); font-size: 18px; line-height: 1.7; margin: 18px 0 8px; }
.art h2 { color: var(--text-main, #fff); font-size: clamp(21px, 3vw, 28px); line-height: 1.25; margin: 38px 0 12px; }
.art h3 { color: var(--text-main, #fff); font-size: 18px; margin: 26px 0 8px; }
.art p { color: var(--text-dim, #9aa4b2); font-size: 17px; line-height: 1.8; margin: 0 0 16px; }
.art a { color: var(--accent, #10B981); }
.art strong { color: var(--text-main, #fff); font-weight: 650; }
.art-cta { margin: 40px 0; padding: 28px clamp(20px, 4vw, 34px); border-radius: 20px; border: 1px solid rgba(16, 185, 129, 0.3); background: radial-gradient(600px circle at 0% 0%, rgba(16, 185, 129, 0.12), transparent 60%), rgba(16, 20, 30, 0.5); }
.art-cta h2 { margin: 0 0 8px; font-size: 22px; color: var(--text-main, #fff); }
.art-cta p { margin: 0 0 16px; font-size: 16px; }
.art-cta-form { display: flex; gap: 10px; flex-wrap: wrap; }
.art-cta-form input { flex: 1; min-width: 200px; height: 54px; padding: 0 18px; border-radius: 14px; border: 1px solid rgba(255, 255, 255, 0.18); background: rgba(0, 0, 0, 0.3); color: #fff; font: inherit; font-size: 16px; }
.art-cta-form input:focus { outline: none; border-color: var(--accent, #10B981); box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.14); }
.art-btn { flex-shrink: 0; height: 54px; padding: 0 24px; border-radius: 999px; border: none; background: #10B981; color: #04140d; font: inherit; font-weight: 700; font-size: 15px; cursor: pointer; }
.art-btn:hover { background: #34d399; }
.art-related { max-width: 760px; margin: 48px auto 0; padding-top: 28px; border-top: 1px solid rgba(255, 255, 255, 0.1); }
.art-related h2 { color: var(--text-main, #fff); font-size: 18px; margin: 0 0 12px; }
.art-related ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.art-related a { color: var(--accent, #10B981); text-decoration: none; font-size: 16px; }
.art-related a:hover { text-decoration: underline; }

.guides-head { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.guides-head h1 { color: var(--text-main, #fff); font-size: clamp(30px, 6vw, 48px); letter-spacing: -0.02em; }
.guides-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.guide-card { display: block; padding: 24px; border-radius: 18px; border: 1px solid rgba(255, 255, 255, 0.08); background: rgba(16, 20, 30, 0.5); text-decoration: none; transition: border-color 0.2s, transform 0.2s; }
.guide-card:hover { border-color: rgba(16, 185, 129, 0.5); transform: translateY(-2px); }
.guide-card h2 { color: var(--text-main, #fff); font-size: 19px; line-height: 1.3; margin: 0 0 8px; }
.guide-card p { color: var(--text-dim, #9aa4b2); font-size: 15px; line-height: 1.6; margin: 0 0 14px; }
.guide-more { color: var(--accent, #10B981); font-weight: 600; font-size: 14px; }
@media (max-width: 640px) {
  .guides-grid { grid-template-columns: 1fr; }
  .art-cta-form { flex-direction: column; }
  .art-cta-form input, .art-btn { width: 100%; }
}