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(width<=768px){.section{padding:56px 0}}.btn{border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition);font-size:.95rem;font-weight:600;font-family:var(--font-sans);border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:12px 22px;text-decoration:none;display:inline-flex}.btn-primary{background:var(--accent-gradient);color:#060a12;box-shadow:0 4px 20px var(--accent-glow-strong);font-weight:700}.btn-primary:hover{color:#000;transform:translateY(-1px);box-shadow:0 6px 24px #38bdf866}.btn-secondary{background:var(--bg-surface);color:var(--text-primary);border-color:var(--border-medium)}.btn-secondary:hover{background:var(--bg-surface-elevated);border-color:var(--border-accent);color:#fff;transform:translateY(-1px)}.btn-ghost{color:var(--text-secondary);background:0 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var(--border-medium);border-radius:var(--radius-lg);flex-direction:column;display:flex;overflow:hidden;box-shadow:0 16px 40px #00000080,0 0 0 1px #ffffff0d}.code-window-header{border-bottom:1px solid var(--border-subtle);-webkit-user-select:none;user-select:none;background:#ffffff08;justify-content:space-between;align-items:center;padding:10px 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